text: /**
   * @licstart The following is the entire license notice for the
   * Javascript code in this page
   *
   * Copyright 2019 Mozilla Foundation
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   * @licend The above is the entire license notice for the
   * Javascript code in this page
   */
  
  (function webpackUniversalModuleDefinition(root, factory) {
    if (typeof exports === 'object' && typeof module === 'object')
      module.exports = factory();
    else if (typeof define === 'function' && define.amd)
      define("pdfjs-dist/build/pdf", [], factory);
    else if (typeof exports === 'object')
      exports["pdfjs-dist/build/pdf"] = factory();
    else
      root["pdfjs-dist/build/pdf"] = root.pdfjsLib = factory();
  })(this, function () {
    return /******/ (function (modules) { // webpackBootstrap
      /******/ 	// The module cache
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      var installedModules = {};
      /******/
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      function __w_pdfjs_require__(moduleId) {
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          /******/
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        /******/ 		// Create a new module (and put it into the cache)
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        var module = installedModules[moduleId] = {
          /******/      i: moduleId,
          /******/      l: false,
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        };
        /******/
        /******/ 		// Execute the module function
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        modules[moduleId].call(module.exports, module, module.exports, __w_pdfjs_require__);
        /******/
        /******/ 		// Flag the module as loaded
        /******/
        module.l = true;
        /******/
        /******/ 		// Return the exports of the module
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        return module.exports;
        /******/
      }
  
      /******/
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      /******/ 	// expose the modules object (__webpack_modules__)
      /******/
      __w_pdfjs_require__.m = modules;
      /******/
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      /******/
      __w_pdfjs_require__.c = installedModules;
      /******/
      /******/ 	// define getter function for harmony exports
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      __w_pdfjs_require__.d = function (exports, name, getter) {
        /******/
        if (!__w_pdfjs_require__.o(exports, name)) {
          /******/
          Object.defineProperty(exports, name, {enumerable: true, get: getter});
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      __w_pdfjs_require__.r = function (exports) {
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          /******/
          Object.defineProperty(exports, Symbol.toStringTag, {value: 'Module'});
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      __w_pdfjs_require__.t = function (value, mode) {
        /******/
        if (mode & 1) value = __w_pdfjs_require__(value);
        /******/
        if (mode & 8) return value;
        /******/
        if ((mode & 4) && typeof value === 'object' && value && value.__esModule) return value;
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        var ns = Object.create(null);
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        __w_pdfjs_require__.r(ns);
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        Object.defineProperty(ns, 'default', {enumerable: true, value: value});
        /******/
        if (mode & 2 && typeof value != 'string') for (var key in value) __w_pdfjs_require__.d(ns, key, function (key) {
          return value[key];
        }.bind(null, key));
        /******/
        return ns;
        /******/
      };
      /******/
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      /******/
      __w_pdfjs_require__.n = function (module) {
        /******/
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          /******/      function getDefault() {
            return module['default'];
          } :
          /******/      function getModuleExports() {
            return module;
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        /******/
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      __w_pdfjs_require__.o = function (object, property) {
        return Object.prototype.hasOwnProperty.call(object, property);
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      return __w_pdfjs_require__(__w_pdfjs_require__.s = 0);
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      /************************************************************************/
      /******/ ([
        /* 0 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          var pdfjsVersion = '2.3.200';
          var pdfjsBuild = '4ae3f9fc';
  
          var pdfjsSharedUtil = __w_pdfjs_require__(1);
  
          var pdfjsDisplayAPI = __w_pdfjs_require__(179);
  
          var pdfjsDisplayTextLayer = __w_pdfjs_require__(194);
  
          var pdfjsDisplayAnnotationLayer = __w_pdfjs_require__(195);
  
          var pdfjsDisplayDisplayUtils = __w_pdfjs_require__(183);
  
          var pdfjsDisplaySVG = __w_pdfjs_require__(196);
  
          var pdfjsDisplayWorkerOptions = __w_pdfjs_require__(188);
  
          var pdfjsDisplayAPICompatibility = __w_pdfjs_require__(185);
  
          {
            var isNodeJS = __w_pdfjs_require__(4);
  
            if (isNodeJS()) {
              var PDFNodeStream = __w_pdfjs_require__(197).PDFNodeStream;
  
              pdfjsDisplayAPI.setPDFNetworkStreamFactory(function (params) {
                return new PDFNodeStream(params);
              });
            } else {
              var PDFNetworkStream = __w_pdfjs_require__(200).PDFNetworkStream;
  
              var PDFFetchStream;
  
              if (pdfjsDisplayDisplayUtils.isFetchSupported()) {
                PDFFetchStream = __w_pdfjs_require__(201).PDFFetchStream;
              }
  
              pdfjsDisplayAPI.setPDFNetworkStreamFactory(function (params) {
                if (PDFFetchStream && pdfjsDisplayDisplayUtils.isValidFetchUrl(params.url)) {
                  return new PDFFetchStream(params);
                }
  
                return new PDFNetworkStream(params);
              });
            }
          }
          exports.build = pdfjsDisplayAPI.build;
          exports.version = pdfjsDisplayAPI.version;
          exports.getDocument = pdfjsDisplayAPI.getDocument;
          exports.LoopbackPort = pdfjsDisplayAPI.LoopbackPort;
          exports.PDFDataRangeTransport = pdfjsDisplayAPI.PDFDataRangeTransport;
          exports.PDFWorker = pdfjsDisplayAPI.PDFWorker;
          exports.renderTextLayer = pdfjsDisplayTextLayer.renderTextLayer;
          exports.AnnotationLayer = pdfjsDisplayAnnotationLayer.AnnotationLayer;
          exports.createPromiseCapability = pdfjsSharedUtil.createPromiseCapability;
          exports.PasswordResponses = pdfjsSharedUtil.PasswordResponses;
          exports.InvalidPDFException = pdfjsSharedUtil.InvalidPDFException;
          exports.MissingPDFException = pdfjsSharedUtil.MissingPDFException;
          exports.SVGGraphics = pdfjsDisplaySVG.SVGGraphics;
          exports.NativeImageDecoding = pdfjsSharedUtil.NativeImageDecoding;
          exports.CMapCompressionType = pdfjsSharedUtil.CMapCompressionType;
          exports.PermissionFlag = pdfjsSharedUtil.PermissionFlag;
          exports.UnexpectedResponseException = pdfjsSharedUtil.UnexpectedResponseException;
          exports.OPS = pdfjsSharedUtil.OPS;
          exports.VerbosityLevel = pdfjsSharedUtil.VerbosityLevel;
          exports.UNSUPPORTED_FEATURES = pdfjsSharedUtil.UNSUPPORTED_FEATURES;
          exports.createValidAbsoluteUrl = pdfjsSharedUtil.createValidAbsoluteUrl;
          exports.createObjectURL = pdfjsSharedUtil.createObjectURL;
          exports.removeNullCharacters = pdfjsSharedUtil.removeNullCharacters;
          exports.shadow = pdfjsSharedUtil.shadow;
          exports.Util = pdfjsSharedUtil.Util;
          exports.ReadableStream = pdfjsSharedUtil.ReadableStream;
          exports.RenderingCancelledException = pdfjsDisplayDisplayUtils.RenderingCancelledException;
          exports.getFilenameFromUrl = pdfjsDisplayDisplayUtils.getFilenameFromUrl;
          exports.LinkTarget = pdfjsDisplayDisplayUtils.LinkTarget;
          exports.addLinkAttributes = pdfjsDisplayDisplayUtils.addLinkAttributes;
          exports.loadScript = pdfjsDisplayDisplayUtils.loadScript;
          exports.PDFDateString = pdfjsDisplayDisplayUtils.PDFDateString;
          exports.GlobalWorkerOptions = pdfjsDisplayWorkerOptions.GlobalWorkerOptions;
          exports.apiCompatibilityParams = pdfjsDisplayAPICompatibility.apiCompatibilityParams;
  
          /***/
        }),
        /* 1 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.arrayByteLength = arrayByteLength;
          exports.arraysToBytes = arraysToBytes;
          exports.assert = assert;
          exports.bytesToString = bytesToString;
          exports.createPromiseCapability = createPromiseCapability;
          exports.getVerbosityLevel = getVerbosityLevel;
          exports.info = info;
          exports.isArrayBuffer = isArrayBuffer;
          exports.isArrayEqual = isArrayEqual;
          exports.isBool = isBool;
          exports.isEmptyObj = isEmptyObj;
          exports.isNum = isNum;
          exports.isString = isString;
          exports.isSpace = isSpace;
          exports.isSameOrigin = isSameOrigin;
          exports.createValidAbsoluteUrl = createValidAbsoluteUrl;
          exports.isLittleEndian = isLittleEndian;
          exports.isEvalSupported = isEvalSupported;
          exports.log2 = log2;
          exports.readInt8 = readInt8;
          exports.readUint16 = readUint16;
          exports.readUint32 = readUint32;
          exports.removeNullCharacters = removeNullCharacters;
          exports.setVerbosityLevel = setVerbosityLevel;
          exports.shadow = shadow;
          exports.string32 = string32;
          exports.stringToBytes = stringToBytes;
          exports.stringToPDFString = stringToPDFString;
          exports.stringToUTF8String = stringToUTF8String;
          exports.utf8StringToString = utf8StringToString;
          exports.warn = warn;
          exports.unreachable = unreachable;
          Object.defineProperty(exports, "ReadableStream", {
            enumerable: true,
            get: function () {
              return _streams_polyfill.ReadableStream;
            }
          });
          exports.createObjectURL = exports.FormatError = exports.Util = exports.UnknownErrorException = exports.UnexpectedResponseException = exports.TextRenderingMode = exports.StreamType = exports.PermissionFlag = exports.PasswordResponses = exports.PasswordException = exports.NativeImageDecoding = exports.MissingPDFException = exports.InvalidPDFException = exports.AbortException = exports.CMapCompressionType = exports.ImageKind = exports.FontType = exports.AnnotationType = exports.AnnotationStateModelType = exports.AnnotationReviewState = exports.AnnotationReplyType = exports.AnnotationMarkedState = exports.AnnotationFlag = exports.AnnotationFieldFlag = exports.AnnotationBorderStyleType = exports.UNSUPPORTED_FEATURES = exports.VerbosityLevel = exports.OPS = exports.IDENTITY_MATRIX = exports.FONT_IDENTITY_MATRIX = exports.BaseException = void 0;
  
          __w_pdfjs_require__(2);
  
          var _streams_polyfill = __w_pdfjs_require__(177);
  
          function _defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
              var descriptor = props[i];
              descriptor.enumerable = descriptor.enumerable || false;
              descriptor.configurable = true;
              if ("value" in descriptor) descriptor.writable = true;
              Object.defineProperty(target, descriptor.key, descriptor);
            }
          }
  
          function _createClass(Constructor, protoProps, staticProps) {
            if (protoProps) _defineProperties(Constructor.prototype, protoProps);
            if (staticProps) _defineProperties(Constructor, staticProps);
            return Constructor;
          }
  
          function _typeof(obj) {
            if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
              _typeof = function _typeof(obj) {
                return typeof obj;
              };
            } else {
              _typeof = function _typeof(obj) {
                return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
              };
            }
            return _typeof(obj);
          }
  
          function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
              throw new TypeError("Cannot call a class as a function");
            }
          }
  
          function _possibleConstructorReturn(self, call) {
            if (call && (_typeof(call) === "object" || typeof call === "function")) {
              return call;
            }
            return _assertThisInitialized(self);
          }
  
          function _assertThisInitialized(self) {
            if (self === void 0) {
              throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
            }
            return self;
          }
  
          function _getPrototypeOf(o) {
            _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
              return o.__proto__ || Object.getPrototypeOf(o);
            };
            return _getPrototypeOf(o);
          }
  
          function _inherits(subClass, superClass) {
            if (typeof superClass !== "function" && superClass !== null) {
              throw new TypeError("Super expression must either be null or a function");
            }
            subClass.prototype = Object.create(superClass && superClass.prototype, {
              constructor: {
                value: subClass,
                writable: true,
                configurable: true
              }
            });
            if (superClass) _setPrototypeOf(subClass, superClass);
          }
  
          function _setPrototypeOf(o, p) {
            _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
              o.__proto__ = p;
              return o;
            };
            return _setPrototypeOf(o, p);
          }
  
          var IDENTITY_MATRIX = [1, 0, 0, 1, 0, 0];
          exports.IDENTITY_MATRIX = IDENTITY_MATRIX;
          var FONT_IDENTITY_MATRIX = [0.001, 0, 0, 0.001, 0, 0];
          exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX;
          var NativeImageDecoding = {
            NONE: 'none',
            DECODE: 'decode',
            DISPLAY: 'display'
          };
          exports.NativeImageDecoding = NativeImageDecoding;
          var PermissionFlag = {
            PRINT: 0x04,
            MODIFY_CONTENTS: 0x08,
            COPY: 0x10,
            MODIFY_ANNOTATIONS: 0x20,
            FILL_INTERACTIVE_FORMS: 0x100,
            COPY_FOR_ACCESSIBILITY: 0x200,
            ASSEMBLE: 0x400,
            PRINT_HIGH_QUALITY: 0x800
          };
          exports.PermissionFlag = PermissionFlag;
          var TextRenderingMode = {
            FILL: 0,
            STROKE: 1,
            FILL_STROKE: 2,
            INVISIBLE: 3,
            FILL_ADD_TO_PATH: 4,
            STROKE_ADD_TO_PATH: 5,
            FILL_STROKE_ADD_TO_PATH: 6,
            ADD_TO_PATH: 7,
            FILL_STROKE_MASK: 3,
            ADD_TO_PATH_FLAG: 4
          };
          exports.TextRenderingMode = TextRenderingMode;
          var ImageKind = {
            GRAYSCALE_1BPP: 1,
            RGB_24BPP: 2,
            RGBA_32BPP: 3
          };
          exports.ImageKind = ImageKind;
          var AnnotationType = {
            TEXT: 1,
            LINK: 2,
            FREETEXT: 3,
            LINE: 4,
            SQUARE: 5,
            CIRCLE: 6,
            POLYGON: 7,
            POLYLINE: 8,
            HIGHLIGHT: 9,
            UNDERLINE: 10,
            SQUIGGLY: 11,
            STRIKEOUT: 12,
            STAMP: 13,
            CARET: 14,
            INK: 15,
            POPUP: 16,
            FILEATTACHMENT: 17,
            SOUND: 18,
            MOVIE: 19,
            WIDGET: 20,
            SCREEN: 21,
            PRINTERMARK: 22,
            TRAPNET: 23,
            WATERMARK: 24,
            THREED: 25,
            REDACT: 26
          };
          exports.AnnotationType = AnnotationType;
          var AnnotationStateModelType = {
            MARKED: 'Marked',
            REVIEW: 'Review'
          };
          exports.AnnotationStateModelType = AnnotationStateModelType;
          var AnnotationMarkedState = {
            MARKED: 'Marked',
            UNMARKED: 'Unmarked'
          };
          exports.AnnotationMarkedState = AnnotationMarkedState;
          var AnnotationReviewState = {
            ACCEPTED: 'Accepted',
            REJECTED: 'Rejected',
            CANCELLED: 'Cancelled',
            COMPLETED: 'Completed',
            NONE: 'None'
          };
          exports.AnnotationReviewState = AnnotationReviewState;
          var AnnotationReplyType = {
            GROUP: 'Group',
            REPLY: 'R'
          };
          exports.AnnotationReplyType = AnnotationReplyType;
          var AnnotationFlag = {
            INVISIBLE: 0x01,
            HIDDEN: 0x02,
            PRINT: 0x04,
            NOZOOM: 0x08,
            NOROTATE: 0x10,
            NOVIEW: 0x20,
            READONLY: 0x40,
            LOCKED: 0x80,
            TOGGLENOVIEW: 0x100,
            LOCKEDCONTENTS: 0x200
          };
          exports.AnnotationFlag = AnnotationFlag;
          var AnnotationFieldFlag = {
            READONLY: 0x0000001,
            REQUIRED: 0x0000002,
            NOEXPORT: 0x0000004,
            MULTILINE: 0x0001000,
            PASSWORD: 0x0002000,
            NOTOGGLETOOFF: 0x0004000,
            RADIO: 0x0008000,
            PUSHBUTTON: 0x0010000,
            COMBO: 0x0020000,
            EDIT: 0x0040000,
            SORT: 0x0080000,
            FILESELECT: 0x0100000,
            MULTISELECT: 0x0200000,
            DONOTSPELLCHECK: 0x0400000,
            DONOTSCROLL: 0x0800000,
            COMB: 0x1000000,
            RICHTEXT: 0x2000000,
            RADIOSINUNISON: 0x2000000,
            COMMITONSELCHANGE: 0x4000000
          };
          exports.AnnotationFieldFlag = AnnotationFieldFlag;
          var AnnotationBorderStyleType = {
            SOLID: 1,
            DASHED: 2,
            BEVELED: 3,
            INSET: 4,
            UNDERLINE: 5
          };
          exports.AnnotationBorderStyleType = AnnotationBorderStyleType;
          var StreamType = {
            UNKNOWN: 'UNKNOWN',
            FLATE: 'FLATE',
            LZW: 'LZW',
            DCT: 'DCT',
            JPX: 'JPX',
            JBIG: 'JBIG',
            A85: 'A85',
            AHX: 'AHX',
            CCF: 'CCF',
            RLX: 'RLX'
          };
          exports.StreamType = StreamType;
          var FontType = {
            UNKNOWN: 'UNKNOWN',
            TYPE1: 'TYPE1',
            TYPE1C: 'TYPE1C',
            CIDFONTTYPE0: 'CIDFONTTYPE0',
            CIDFONTTYPE0C: 'CIDFONTTYPE0C',
            TRUETYPE: 'TRUETYPE',
            CIDFONTTYPE2: 'CIDFONTTYPE2',
            TYPE3: 'TYPE3',
            OPENTYPE: 'OPENTYPE',
            TYPE0: 'TYPE0',
            MMTYPE1: 'MMTYPE1'
          };
          exports.FontType = FontType;
          var VerbosityLevel = {
            ERRORS: 0,
            WARNINGS: 1,
            INFOS: 5
          };
          exports.VerbosityLevel = VerbosityLevel;
          var CMapCompressionType = {
            NONE: 0,
            BINARY: 1,
            STREAM: 2
          };
          exports.CMapCompressionType = CMapCompressionType;
          var OPS = {
            dependency: 1,
            setLineWidth: 2,
            setLineCap: 3,
            setLineJoin: 4,
            setMiterLimit: 5,
            setDash: 6,
            setRenderingIntent: 7,
            setFlatness: 8,
            setGState: 9,
            save: 10,
            restore: 11,
            transform: 12,
            moveTo: 13,
            lineTo: 14,
            curveTo: 15,
            curveTo2: 16,
            curveTo3: 17,
            closePath: 18,
            rectangle: 19,
            stroke: 20,
            closeStroke: 21,
            fill: 22,
            eoFill: 23,
            fillStroke: 24,
            eoFillStroke: 25,
            closeFillStroke: 26,
            closeEOFillStroke: 27,
            endPath: 28,
            clip: 29,
            eoClip: 30,
            beginText: 31,
            endText: 32,
            setCharSpacing: 33,
            setWordSpacing: 34,
            setHScale: 35,
            setLeading: 36,
            setFont: 37,
            setTextRenderingMode: 38,
            setTextRise: 39,
            moveText: 40,
            setLeadingMoveText: 41,
            setTextMatrix: 42,
            nextLine: 43,
            showText: 44,
            showSpacedText: 45,
            nextLineShowText: 46,
            nextLineSetSpacingShowText: 47,
            setCharWidth: 48,
            setCharWidthAndBounds: 49,
            setStrokeColorSpace: 50,
            setFillColorSpace: 51,
            setStrokeColor: 52,
            setStrokeColorN: 53,
            setFillColor: 54,
            setFillColorN: 55,
            setStrokeGray: 56,
            setFillGray: 57,
            setStrokeRGBColor: 58,
            setFillRGBColor: 59,
            setStrokeCMYKColor: 60,
            setFillCMYKColor: 61,
            shadingFill: 62,
            beginInlineImage: 63,
            beginImageData: 64,
            endInlineImage: 65,
            paintXObject: 66,
            markPoint: 67,
            markPointProps: 68,
            beginMarkedContent: 69,
            beginMarkedContentProps: 70,
            endMarkedContent: 71,
            beginCompat: 72,
            endCompat: 73,
            paintFormXObjectBegin: 74,
            paintFormXObjectEnd: 75,
            beginGroup: 76,
            endGroup: 77,
            beginAnnotations: 78,
            endAnnotations: 79,
            beginAnnotation: 80,
            endAnnotation: 81,
            paintJpegXObject: 82,
            paintImageMaskXObject: 83,
            paintImageMaskXObjectGroup: 84,
            paintImageXObject: 85,
            paintInlineImageXObject: 86,
            paintInlineImageXObjectGroup: 87,
            paintImageXObjectRepeat: 88,
            paintImageMaskXObjectRepeat: 89,
            paintSolidColorImageMask: 90,
            constructPath: 91
          };
          exports.OPS = OPS;
          var UNSUPPORTED_FEATURES = {
            unknown: 'unknown',
            forms: 'forms',
            javaScript: 'javaScript',
            smask: 'smask',
            shadingPattern: 'shadingPattern',
            font: 'font'
          };
          exports.UNSUPPORTED_FEATURES = UNSUPPORTED_FEATURES;
          var PasswordResponses = {
            NEED_PASSWORD: 1,
            INCORRECT_PASSWORD: 2
          };
          exports.PasswordResponses = PasswordResponses;
          var verbosity = VerbosityLevel.WARNINGS;
  
          function setVerbosityLevel(level) {
            if (Number.isInteger(level)) {
              verbosity = level;
            }
          }
  
          function getVerbosityLevel() {
            return verbosity;
          }
  
          function info(msg) {
            if (verbosity >= VerbosityLevel.INFOS) {
              console.log("Info: ".concat(msg));
            }
          }
  
          function warn(msg) {
            if (verbosity >= VerbosityLevel.WARNINGS) {
              console.log("Warning: ".concat(msg));
            }
          }
  
          function unreachable(msg) {
            throw new Error(msg);
          }
  
          function assert(cond, msg) {
            if (!cond) {
              unreachable(msg);
            }
          }
  
          function isSameOrigin(baseUrl, otherUrl) {
            var base;
  
            try {
              base = new URL(baseUrl);
  
              if (!base.origin || base.origin === 'null') {
                return false;
              }
            } catch (e) {
              return false;
            }
  
            var other = new URL(otherUrl, base);
            return base.origin === other.origin;
          }
  
          function _isValidProtocol(url) {
            if (!url) {
              return false;
            }
  
            switch (url.protocol) {
              case 'http:':
              case 'https:':
              case 'ftp:':
              case 'mailto:':
              case 'tel:':
                return true;
  
              default:
                return false;
            }
          }
  
          function createValidAbsoluteUrl(url, baseUrl) {
            if (!url) {
              return null;
            }
  
            try {
              var absoluteUrl = baseUrl ? new URL(url, baseUrl) : new URL(url);
  
              if (_isValidProtocol(absoluteUrl)) {
                return absoluteUrl;
              }
            } catch (ex) {
            }
  
            return null;
          }
  
          function shadow(obj, prop, value) {
            Object.defineProperty(obj, prop, {
              value: value,
              enumerable: true,
              configurable: true,
              writable: false
            });
            return value;
          }
  
          var BaseException = function BaseExceptionClosure() {
            function BaseException(message) {
              if (this.constructor === BaseException) {
                unreachable('Cannot initialize BaseException.');
              }
  
              this.message = message;
              this.name = this.constructor.name;
            }
  
            BaseException.prototype = new Error();
            BaseException.constructor = BaseException;
            return BaseException;
          }();
  
          exports.BaseException = BaseException;
  
          var PasswordException =
            /*#__PURE__*/
            function (_BaseException) {
              _inherits(PasswordException, _BaseException);
  
              function PasswordException(msg, code) {
                var _this;
  
                _classCallCheck(this, PasswordException);
  
                _this = _possibleConstructorReturn(this, _getPrototypeOf(PasswordException).call(this, msg));
                _this.code = code;
                return _this;
              }
  
              return PasswordException;
            }(BaseException);
  
          exports.PasswordException = PasswordException;
  
          var UnknownErrorException =
            /*#__PURE__*/
            function (_BaseException2) {
              _inherits(UnknownErrorException, _BaseException2);
  
              function UnknownErrorException(msg, details) {
                var _this2;
  
                _classCallCheck(this, UnknownErrorException);
  
                _this2 = _possibleConstructorReturn(this, _getPrototypeOf(UnknownErrorException).call(this, msg));
                _this2.details = details;
                return _this2;
              }
  
              return UnknownErrorException;
            }(BaseException);
  
          exports.UnknownErrorException = UnknownErrorException;
  
          var InvalidPDFException =
            /*#__PURE__*/
            function (_BaseException3) {
              _inherits(InvalidPDFException, _BaseException3);
  
              function InvalidPDFException() {
                _classCallCheck(this, InvalidPDFException);
  
                return _possibleConstructorReturn(this, _getPrototypeOf(InvalidPDFException).apply(this, arguments));
              }
  
              return InvalidPDFException;
            }(BaseException);
  
          exports.InvalidPDFException = InvalidPDFException;
  
          var MissingPDFException =
            /*#__PURE__*/
            function (_BaseException4) {
              _inherits(MissingPDFException, _BaseException4);
  
              function MissingPDFException() {
                _classCallCheck(this, MissingPDFException);
  
                return _possibleConstructorReturn(this, _getPrototypeOf(MissingPDFException).apply(this, arguments));
              }
  
              return MissingPDFException;
            }(BaseException);
  
          exports.MissingPDFException = MissingPDFException;
  
          var UnexpectedResponseException =
            /*#__PURE__*/
            function (_BaseException5) {
              _inherits(UnexpectedResponseException, _BaseException5);
  
              function UnexpectedResponseException(msg, status) {
                var _this3;
  
                _classCallCheck(this, UnexpectedResponseException);
  
                _this3 = _possibleConstructorReturn(this, _getPrototypeOf(UnexpectedResponseException).call(this, msg));
                _this3.status = status;
                return _this3;
              }
  
              return UnexpectedResponseException;
            }(BaseException);
  
          exports.UnexpectedResponseException = UnexpectedResponseException;
  
          var FormatError =
            /*#__PURE__*/
            function (_BaseException6) {
              _inherits(FormatError, _BaseException6);
  
              function FormatError() {
                _classCallCheck(this, FormatError);
  
                return _possibleConstructorReturn(this, _getPrototypeOf(FormatError).apply(this, arguments));
              }
  
              return FormatError;
            }(BaseException);
  
          exports.FormatError = FormatError;
  
          var AbortException =
            /*#__PURE__*/
            function (_BaseException7) {
              _inherits(AbortException, _BaseException7);
  
              function AbortException() {
                _classCallCheck(this, AbortException);
  
                return _possibleConstructorReturn(this, _getPrototypeOf(AbortException).apply(this, arguments));
              }
  
              return AbortException;
            }(BaseException);
  
          exports.AbortException = AbortException;
          var NullCharactersRegExp = /\x00/g;
  
          function removeNullCharacters(str) {
            if (typeof str !== 'string') {
              warn('The argument for removeNullCharacters must be a string.');
              return str;
            }
  
            return str.replace(NullCharactersRegExp, '');
          }
  
          function bytesToString(bytes) {
            assert(bytes !== null && _typeof(bytes) === 'object' && bytes.length !== undefined, 'Invalid argument for bytesToString');
            var length = bytes.length;
            var MAX_ARGUMENT_COUNT = 8192;
  
            if (length < MAX_ARGUMENT_COUNT) {
              return String.fromCharCode.apply(null, bytes);
            }
  
            var strBuf = [];
  
            for (var i = 0; i < length; i += MAX_ARGUMENT_COUNT) {
              var chunkEnd = Math.min(i + MAX_ARGUMENT_COUNT, length);
              var chunk = bytes.subarray(i, chunkEnd);
              strBuf.push(String.fromCharCode.apply(null, chunk));
            }
  
            return strBuf.join('');
          }
  
          function stringToBytes(str) {
            assert(typeof str === 'string', 'Invalid argument for stringToBytes');
            var length = str.length;
            var bytes = new Uint8Array(length);
  
            for (var i = 0; i < length; ++i) {
              bytes[i] = str.charCodeAt(i) & 0xFF;
            }
  
            return bytes;
          }
  
          function arrayByteLength(arr) {
            if (arr.length !== undefined) {
              return arr.length;
            }
  
            assert(arr.byteLength !== undefined);
            return arr.byteLength;
          }
  
          function arraysToBytes(arr) {
            var length = arr.length;
  
            if (length === 1 && arr[0] instanceof Uint8Array) {
              return arr[0];
            }
  
            var resultLength = 0;
  
            for (var i = 0; i < length; i++) {
              resultLength += arrayByteLength(arr[i]);
            }
  
            var pos = 0;
            var data = new Uint8Array(resultLength);
  
            for (var _i = 0; _i < length; _i++) {
              var item = arr[_i];
  
              if (!(item instanceof Uint8Array)) {
                if (typeof item === 'string') {
                  item = stringToBytes(item);
                } else {
                  item = new Uint8Array(item);
                }
              }
  
              var itemLength = item.byteLength;
              data.set(item, pos);
              pos += itemLength;
            }
  
            return data;
          }
  
          function string32(value) {
            return String.fromCharCode(value >> 24 & 0xff, value >> 16 & 0xff, value >> 8 & 0xff, value & 0xff);
          }
  
          function log2(x) {
            if (x <= 0) {
              return 0;
            }
  
            return Math.ceil(Math.log2(x));
          }
  
          function readInt8(data, start) {
            return data[start] << 24 >> 24;
          }
  
          function readUint16(data, offset) {
            return data[offset] << 8 | data[offset + 1];
          }
  
          function readUint32(data, offset) {
            return (data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]) >>> 0;
          }
  
          function isLittleEndian() {
            var buffer8 = new Uint8Array(4);
            buffer8[0] = 1;
            var view32 = new Uint32Array(buffer8.buffer, 0, 1);
            return view32[0] === 1;
          }
  
          function isEvalSupported() {
            try {
              new Function('');
              return true;
            } catch (e) {
              return false;
            }
          }
  
          var rgbBuf = ['rgb(', 0, ',', 0, ',', 0, ')'];
  
          var Util =
            /*#__PURE__*/
            function () {
              function Util() {
                _classCallCheck(this, Util);
              }
  
              _createClass(Util, null, [{
                key: "makeCssRgb",
                value: function makeCssRgb(r, g, b) {
                  rgbBuf[1] = r;
                  rgbBuf[3] = g;
                  rgbBuf[5] = b;
                  return rgbBuf.join('');
                }
              }, {
                key: "transform",
                value: function transform(m1, m2) {
                  return [m1[0] * m2[0] + m1[2] * m2[1], m1[1] * m2[0] + m1[3] * m2[1], m1[0] * m2[2] + m1[2] * m2[3], m1[1] * m2[2] + m1[3] * m2[3], m1[0] * m2[4] + m1[2] * m2[5] + m1[4], m1[1] * m2[4] + m1[3] * m2[5] + m1[5]];
                }
              }, {
                key: "applyTransform",
                value: function applyTransform(p, m) {
                  var xt = p[0] * m[0] + p[1] * m[2] + m[4];
                  var yt = p[0] * m[1] + p[1] * m[3] + m[5];
                  return [xt, yt];
                }
              }, {
                key: "applyInverseTransform",
                value: function applyInverseTransform(p, m) {
                  var d = m[0] * m[3] - m[1] * m[2];
                  var xt = (p[0] * m[3] - p[1] * m[2] + m[2] * m[5] - m[4] * m[3]) / d;
                  var yt = (-p[0] * m[1] + p[1] * m[0] + m[4] * m[1] - m[5] * m[0]) / d;
                  return [xt, yt];
                }
              }, {
                key: "getAxialAlignedBoundingBox",
                value: function getAxialAlignedBoundingBox(r, m) {
                  var p1 = Util.applyTransform(r, m);
                  var p2 = Util.applyTransform(r.slice(2, 4), m);
                  var p3 = Util.applyTransform([r[0], r[3]], m);
                  var p4 = Util.applyTransform([r[2], r[1]], m);
                  return [Math.min(p1[0], p2[0], p3[0], p4[0]), Math.min(p1[1], p2[1], p3[1], p4[1]), Math.max(p1[0], p2[0], p3[0], p4[0]), Math.max(p1[1], p2[1], p3[1], p4[1])];
                }
              }, {
                key: "inverseTransform",
                value: function inverseTransform(m) {
                  var d = m[0] * m[3] - m[1] * m[2];
                  return [m[3] / d, -m[1] / d, -m[2] / d, m[0] / d, (m[2] * m[5] - m[4] * m[3]) / d, (m[4] * m[1] - m[5] * m[0]) / d];
                }
              }, {
                key: "apply3dTransform",
                value: function apply3dTransform(m, v) {
                  return [m[0] * v[0] + m[1] * v[1] + m[2] * v[2], m[3] * v[0] + m[4] * v[1] + m[5] * v[2], m[6] * v[0] + m[7] * v[1] + m[8] * v[2]];
                }
              }, {
                key: "singularValueDecompose2dScale",
                value: function singularValueDecompose2dScale(m) {
                  var transpose = [m[0], m[2], m[1], m[3]];
                  var a = m[0] * transpose[0] + m[1] * transpose[2];
                  var b = m[0] * transpose[1] + m[1] * transpose[3];
                  var c = m[2] * transpose[0] + m[3] * transpose[2];
                  var d = m[2] * transpose[1] + m[3] * transpose[3];
                  var first = (a + d) / 2;
                  var second = Math.sqrt((a + d) * (a + d) - 4 * (a * d - c * b)) / 2;
                  var sx = first + second || 1;
                  var sy = first - second || 1;
                  return [Math.sqrt(sx), Math.sqrt(sy)];
                }
              }, {
                key: "normalizeRect",
                value: function normalizeRect(rect) {
                  var r = rect.slice(0);
  
                  if (rect[0] > rect[2]) {
                    r[0] = rect[2];
                    r[2] = rect[0];
                  }
  
                  if (rect[1] > rect[3]) {
                    r[1] = rect[3];
                    r[3] = rect[1];
                  }
  
                  return r;
                }
              }, {
                key: "intersect",
                value: function intersect(rect1, rect2) {
                  function compare(a, b) {
                    return a - b;
                  }
  
                  var orderedX = [rect1[0], rect1[2], rect2[0], rect2[2]].sort(compare);
                  var orderedY = [rect1[1], rect1[3], rect2[1], rect2[3]].sort(compare);
                  var result = [];
                  rect1 = Util.normalizeRect(rect1);
                  rect2 = Util.normalizeRect(rect2);
  
                  if (orderedX[0] === rect1[0] && orderedX[1] === rect2[0] || orderedX[0] === rect2[0] && orderedX[1] === rect1[0]) {
                    result[0] = orderedX[1];
                    result[2] = orderedX[2];
                  } else {
                    return null;
                  }
  
                  if (orderedY[0] === rect1[1] && orderedY[1] === rect2[1] || orderedY[0] === rect2[1] && orderedY[1] === rect1[1]) {
                    result[1] = orderedY[1];
                    result[3] = orderedY[2];
                  } else {
                    return null;
                  }
  
                  return result;
                }
              }]);
  
              return Util;
            }();
  
          exports.Util = Util;
          var PDFStringTranslateTable = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2D8, 0x2C7, 0x2C6, 0x2D9, 0x2DD, 0x2DB, 0x2DA, 0x2DC, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2022, 0x2020, 0x2021, 0x2026, 0x2014, 0x2013, 0x192, 0x2044, 0x2039, 0x203A, 0x2212, 0x2030, 0x201E, 0x201C, 0x201D, 0x2018, 0x2019, 0x201A, 0x2122, 0xFB01, 0xFB02, 0x141, 0x152, 0x160, 0x178, 0x17D, 0x131, 0x142, 0x153, 0x161, 0x17E, 0, 0x20AC];
  
          function stringToPDFString(str) {
            var length = str.length,
              strBuf = [];
  
            if (str[0] === '\xFE' && str[1] === '\xFF') {
              for (var i = 2; i < length; i += 2) {
                strBuf.push(String.fromCharCode(str.charCodeAt(i) << 8 | str.charCodeAt(i + 1)));
              }
            } else {
              for (var _i2 = 0; _i2 < length; ++_i2) {
                var code = PDFStringTranslateTable[str.charCodeAt(_i2)];
                strBuf.push(code ? String.fromCharCode(code) : str.charAt(_i2));
              }
            }
  
            return strBuf.join('');
          }
  
          function stringToUTF8String(str) {
            return decodeURIComponent(escape(str));
          }
  
          function utf8StringToString(str) {
            return unescape(encodeURIComponent(str));
          }
  
          function isEmptyObj(obj) {
            for (var key in obj) {
              return false;
            }
  
            return true;
          }
  
          function isBool(v) {
            return typeof v === 'boolean';
          }
  
          function isNum(v) {
            return typeof v === 'number';
          }
  
          function isString(v) {
            return typeof v === 'string';
          }
  
          function isArrayBuffer(v) {
            return _typeof(v) === 'object' && v !== null && v.byteLength !== undefined;
          }
  
          function isArrayEqual(arr1, arr2) {
            if (arr1.length !== arr2.length) {
              return false;
            }
  
            return arr1.every(function (element, index) {
              return element === arr2[index];
            });
          }
  
          function isSpace(ch) {
            return ch === 0x20 || ch === 0x09 || ch === 0x0D || ch === 0x0A;
          }
  
          function createPromiseCapability() {
            var capability = Object.create(null);
            var isSettled = false;
            Object.defineProperty(capability, 'settled', {
              get: function get() {
                return isSettled;
              }
            });
            capability.promise = new Promise(function (resolve, reject) {
              capability.resolve = function (data) {
                isSettled = true;
                resolve(data);
              };
  
              capability.reject = function (reason) {
                isSettled = true;
                reject(reason);
              };
            });
            return capability;
          }
  
          var createObjectURL = function createObjectURLClosure() {
            var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
            return function createObjectURL(data, contentType) {
              var forceDataSchema = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
  
              if (!forceDataSchema && URL.createObjectURL) {
                var blob = new Blob([data], {
                  type: contentType
                });
                return URL.createObjectURL(blob);
              }
  
              var buffer = "data:".concat(contentType, ";base64,");
  
              for (var i = 0, ii = data.length; i < ii; i += 3) {
                var b1 = data[i] & 0xFF;
                var b2 = data[i + 1] & 0xFF;
                var b3 = data[i + 2] & 0xFF;
                var d1 = b1 >> 2,
                  d2 = (b1 & 3) << 4 | b2 >> 4;
                var d3 = i + 1 < ii ? (b2 & 0xF) << 2 | b3 >> 6 : 64;
                var d4 = i + 2 < ii ? b3 & 0x3F : 64;
                buffer += digits[d1] + digits[d2] + digits[d3] + digits[d4];
              }
  
              return buffer;
            };
          }();
  
          exports.createObjectURL = createObjectURL;
  
          /***/
        }),
        /* 2 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          function _typeof(obj) {
            if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
              _typeof = function _typeof(obj) {
                return typeof obj;
              };
            } else {
              _typeof = function _typeof(obj) {
                return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
              };
            }
            return _typeof(obj);
          }
  
          var globalScope = __w_pdfjs_require__(3);
  
          if (!globalScope._pdfjsCompatibilityChecked) {
            globalScope._pdfjsCompatibilityChecked = true;
  
            var isNodeJS = __w_pdfjs_require__(4);
  
            var hasDOM = (typeof window === "undefined" ? "undefined" : _typeof(window)) === 'object' && (typeof document === "undefined" ? "undefined" : _typeof(document)) === 'object';
  
            (function checkNodeBtoa() {
              if (globalScope.btoa || !isNodeJS()) {
                return;
              }
  
              globalScope.btoa = function (chars) {
                return Buffer.from(chars, 'binary').toString('base64');
              };
            })();
  
            (function checkNodeAtob() {
              if (globalScope.atob || !isNodeJS()) {
                return;
              }
  
              globalScope.atob = function (input) {
                return Buffer.from(input, 'base64').toString('binary');
              };
            })();
  
            (function checkChildNodeRemove() {
              if (!hasDOM) {
                return;
              }
  
              if (typeof Element.prototype.remove !== 'undefined') {
                return;
              }
  
              Element.prototype.remove = function () {
                if (this.parentNode) {
                  this.parentNode.removeChild(this);
                }
              };
            })();
  
            (function checkDOMTokenListAddRemove() {
              if (!hasDOM || isNodeJS()) {
                return;
              }
  
              var div = document.createElement('div');
              div.classList.add('testOne', 'testTwo');
  
              if (div.classList.contains('testOne') === true && div.classList.contains('testTwo') === true) {
                return;
              }
  
              var OriginalDOMTokenListAdd = DOMTokenList.prototype.add;
              var OriginalDOMTokenListRemove = DOMTokenList.prototype.remove;
  
              DOMTokenList.prototype.add = function () {
                for (var _len = arguments.length, tokens = new Array(_len), _key = 0; _key < _len; _key++) {
                  tokens[_key] = arguments[_key];
                }
  
                for (var _i = 0, _tokens = tokens; _i < _tokens.length; _i++) {
                  var token = _tokens[_i];
                  OriginalDOMTokenListAdd.call(this, token);
                }
              };
  
              DOMTokenList.prototype.remove = function () {
                for (var _len2 = arguments.length, tokens = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
                  tokens[_key2] = arguments[_key2];
                }
  
                for (var _i2 = 0, _tokens2 = tokens; _i2 < _tokens2.length; _i2++) {
                  var token = _tokens2[_i2];
                  OriginalDOMTokenListRemove.call(this, token);
                }
              };
            })();
  
            (function checkDOMTokenListToggle() {
              if (!hasDOM || isNodeJS()) {
                return;
              }
  
              var div = document.createElement('div');
  
              if (div.classList.toggle('test', 0) === false) {
                return;
              }
  
              DOMTokenList.prototype.toggle = function (token) {
                var force = arguments.length > 1 ? !!arguments[1] : !this.contains(token);
                return this[force ? 'add' : 'remove'](token), force;
              };
            })();
  
            (function checkStringStartsWith() {
              if (String.prototype.startsWith) {
                return;
              }
  
              __w_pdfjs_require__(5);
            })();
  
            (function checkStringEndsWith() {
              if (String.prototype.endsWith) {
                return;
              }
  
              __w_pdfjs_require__(57);
            })();
  
            (function checkStringIncludes() {
              if (String.prototype.includes) {
                return;
              }
  
              __w_pdfjs_require__(59);
            })();
  
            (function checkArrayIncludes() {
              if (Array.prototype.includes) {
                return;
              }
  
              __w_pdfjs_require__(61);
            })();
  
            (function checkArrayFrom() {
              if (Array.from) {
                return;
              }
  
              __w_pdfjs_require__(68);
            })();
  
            (function checkObjectAssign() {
              if (Object.assign) {
                return;
              }
  
              __w_pdfjs_require__(89);
            })();
  
            (function checkMathLog2() {
              if (Math.log2) {
                return;
              }
  
              Math.log2 = __w_pdfjs_require__(92);
            })();
  
            (function checkNumberIsNaN() {
              if (Number.isNaN) {
                return;
              }
  
              Number.isNaN = __w_pdfjs_require__(94);
            })();
  
            (function checkNumberIsInteger() {
              if (Number.isInteger) {
                return;
              }
  
              Number.isInteger = __w_pdfjs_require__(96);
            })();
  
            (function checkPromise() {
              if (globalScope.Promise && globalScope.Promise.prototype && globalScope.Promise.prototype["finally"]) {
                return;
              }
  
              globalScope.Promise = __w_pdfjs_require__(99);
            })();
  
            (function checkURL() {
              globalScope.URL = __w_pdfjs_require__(121);
            })();
  
            (function checkWeakMap() {
              if (globalScope.WeakMap) {
                return;
              }
  
              globalScope.WeakMap = __w_pdfjs_require__(128);
            })();
  
            (function checkWeakSet() {
              if (globalScope.WeakSet) {
                return;
              }
  
              globalScope.WeakSet = __w_pdfjs_require__(138);
            })();
  
            (function checkStringCodePointAt() {
              if (String.prototype.codePointAt) {
                return;
              }
  
              __w_pdfjs_require__(140);
            })();
  
            (function checkStringFromCodePoint() {
              if (String.fromCodePoint) {
                return;
              }
  
              String.fromCodePoint = __w_pdfjs_require__(142);
            })();
  
            (function checkSymbol() {
              if (globalScope.Symbol) {
                return;
              }
  
              __w_pdfjs_require__(144);
            })();
  
            (function checkStringPadStart() {
              if (String.prototype.padStart) {
                return;
              }
  
              __w_pdfjs_require__(167);
            })();
  
            (function checkStringPadEnd() {
              if (String.prototype.padEnd) {
                return;
              }
  
              __w_pdfjs_require__(172);
            })();
  
            (function checkObjectValues() {
              if (Object.values) {
                return;
              }
  
              Object.values = __w_pdfjs_require__(174);
            })();
          }
  
          /***/
        }),
        /* 3 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          module.exports = typeof window !== 'undefined' && window.Math === Math ? window : typeof global !== 'undefined' && global.Math === Math ? global : typeof self !== 'undefined' && self.Math === Math ? self : {};
  
          /***/
        }),
        /* 4 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          function _typeof(obj) {
            if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
              _typeof = function _typeof(obj) {
                return typeof obj;
              };
            } else {
              _typeof = function _typeof(obj) {
                return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
              };
            }
            return _typeof(obj);
          }
  
          module.exports = function isNodeJS() {
            return (typeof process === "undefined" ? "undefined" : _typeof(process)) === 'object' && process + '' === '[object process]' && !process.versions['nw'] && !process.versions['electron'];
          };
  
          /***/
        }),
        /* 5 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(6);
          var entryUnbind = __w_pdfjs_require__(54);
          module.exports = entryUnbind('String', 'startsWith');
  
          /***/
        }),
        /* 6 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var toLength = __w_pdfjs_require__(43);
          var notARegExp = __w_pdfjs_require__(49);
          var requireObjectCoercible = __w_pdfjs_require__(17);
          var correctIsRegExpLogic = __w_pdfjs_require__(53);
          var nativeStartsWith = ''.startsWith;
          var min = Math.min;
          $({
            target: 'String',
            proto: true,
            forced: !correctIsRegExpLogic('startsWith')
          }, {
            startsWith: function startsWith(searchString) {
              var that = String(requireObjectCoercible(this));
              notARegExp(searchString);
              var index = toLength(min(arguments.length > 1 ? arguments[1] : undefined, that.length));
              var search = String(searchString);
              return nativeStartsWith ? nativeStartsWith.call(that, search, index) : that.slice(index, index + search.length) === search;
            }
          });
  
          /***/
        }),
        /* 7 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          var getOwnPropertyDescriptor = __w_pdfjs_require__(9).f;
          var hide = __w_pdfjs_require__(23);
          var redefine = __w_pdfjs_require__(26);
          var setGlobal = __w_pdfjs_require__(28);
          var copyConstructorProperties = __w_pdfjs_require__(36);
          var isForced = __w_pdfjs_require__(48);
          module.exports = function (options, source) {
            var TARGET = options.target;
            var GLOBAL = options.global;
            var STATIC = options.stat;
            var FORCED, target, key, targetProperty, sourceProperty, descriptor;
            if (GLOBAL) {
              target = global;
            } else if (STATIC) {
              target = global[TARGET] || setGlobal(TARGET, {});
            } else {
              target = (global[TARGET] || {}).prototype;
            }
            if (target)
              for (key in source) {
                sourceProperty = source[key];
                if (options.noTargetGet) {
                  descriptor = getOwnPropertyDescriptor(target, key);
                  targetProperty = descriptor && descriptor.value;
                } else
                  targetProperty = target[key];
                FORCED = isForced(GLOBAL ? key : TARGET + (STATIC ? '.' : '#') + key, options.forced);
                if (!FORCED && targetProperty !== undefined) {
                  if (typeof sourceProperty === typeof targetProperty)
                    continue;
                  copyConstructorProperties(sourceProperty, targetProperty);
                }
                if (options.sham || targetProperty && targetProperty.sham) {
                  hide(sourceProperty, 'sham', true);
                }
                redefine(target, key, sourceProperty, options);
              }
          };
  
          /***/
        }),
        /* 8 */
        /***/ (function (module, exports) {
  
          var O = 'object';
          var check = function (it) {
            return it && it.Math == Math && it;
          };
          module.exports = check(typeof globalThis == O && globalThis) || check(typeof window == O && window) || check(typeof self == O && self) || check(typeof global == O && global) || Function('return this')();
  
          /***/
        }),
        /* 9 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var DESCRIPTORS = __w_pdfjs_require__(10);
          var propertyIsEnumerableModule = __w_pdfjs_require__(12);
          var createPropertyDescriptor = __w_pdfjs_require__(13);
          var toIndexedObject = __w_pdfjs_require__(14);
          var toPrimitive = __w_pdfjs_require__(18);
          var has = __w_pdfjs_require__(20);
          var IE8_DOM_DEFINE = __w_pdfjs_require__(21);
          var nativeGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
          exports.f = DESCRIPTORS ? nativeGetOwnPropertyDescriptor : function getOwnPropertyDescriptor(O, P) {
            O = toIndexedObject(O);
            P = toPrimitive(P, true);
            if (IE8_DOM_DEFINE)
              try {
                return nativeGetOwnPropertyDescriptor(O, P);
              } catch (error) {
              }
            if (has(O, P))
              return createPropertyDescriptor(!propertyIsEnumerableModule.f.call(O, P), O[P]);
          };
  
          /***/
        }),
        /* 10 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var fails = __w_pdfjs_require__(11);
          module.exports = !fails(function () {
            return Object.defineProperty({}, 'a', {
              get: function () {
                return 7;
              }
            }).a != 7;
          });
  
          /***/
        }),
        /* 11 */
        /***/ (function (module, exports) {
  
          module.exports = function (exec) {
            try {
              return !!exec();
            } catch (error) {
              return true;
            }
          };
  
          /***/
        }),
        /* 12 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var nativePropertyIsEnumerable = {}.propertyIsEnumerable;
          var getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
          var NASHORN_BUG = getOwnPropertyDescriptor && !nativePropertyIsEnumerable.call({1: 2}, 1);
          exports.f = NASHORN_BUG ? function propertyIsEnumerable(V) {
            var descriptor = getOwnPropertyDescriptor(this, V);
            return !!descriptor && descriptor.enumerable;
          } : nativePropertyIsEnumerable;
  
          /***/
        }),
        /* 13 */
        /***/ (function (module, exports) {
  
          module.exports = function (bitmap, value) {
            return {
              enumerable: !(bitmap & 1),
              configurable: !(bitmap & 2),
              writable: !(bitmap & 4),
              value: value
            };
          };
  
          /***/
        }),
        /* 14 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var IndexedObject = __w_pdfjs_require__(15);
          var requireObjectCoercible = __w_pdfjs_require__(17);
          module.exports = function (it) {
            return IndexedObject(requireObjectCoercible(it));
          };
  
          /***/
        }),
        /* 15 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var fails = __w_pdfjs_require__(11);
          var classof = __w_pdfjs_require__(16);
          var split = ''.split;
          module.exports = fails(function () {
            return !Object('z').propertyIsEnumerable(0);
          }) ? function (it) {
            return classof(it) == 'String' ? split.call(it, '') : Object(it);
          } : Object;
  
          /***/
        }),
        /* 16 */
        /***/ (function (module, exports) {
  
          var toString = {}.toString;
          module.exports = function (it) {
            return toString.call(it).slice(8, -1);
          };
  
          /***/
        }),
        /* 17 */
        /***/ (function (module, exports) {
  
          module.exports = function (it) {
            if (it == undefined)
              throw TypeError("Can't call method on " + it);
            return it;
          };
  
          /***/
        }),
        /* 18 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var isObject = __w_pdfjs_require__(19);
          module.exports = function (input, PREFERRED_STRING) {
            if (!isObject(input))
              return input;
            var fn, val;
            if (PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject(val = fn.call(input)))
              return val;
            if (typeof (fn = input.valueOf) == 'function' && !isObject(val = fn.call(input)))
              return val;
            if (!PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject(val = fn.call(input)))
              return val;
            throw TypeError("Can't convert object to primitive value");
          };
  
          /***/
        }),
        /* 19 */
        /***/ (function (module, exports) {
  
          module.exports = function (it) {
            return typeof it === 'object' ? it !== null : typeof it === 'function';
          };
  
          /***/
        }),
        /* 20 */
        /***/ (function (module, exports) {
  
          var hasOwnProperty = {}.hasOwnProperty;
          module.exports = function (it, key) {
            return hasOwnProperty.call(it, key);
          };
  
          /***/
        }),
        /* 21 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var DESCRIPTORS = __w_pdfjs_require__(10);
          var fails = __w_pdfjs_require__(11);
          var createElement = __w_pdfjs_require__(22);
          module.exports = !DESCRIPTORS && !fails(function () {
            return Object.defineProperty(createElement('div'), 'a', {
              get: function () {
                return 7;
              }
            }).a != 7;
          });
  
          /***/
        }),
        /* 22 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          var isObject = __w_pdfjs_require__(19);
          var document = global.document;
          var EXISTS = isObject(document) && isObject(document.createElement);
          module.exports = function (it) {
            return EXISTS ? document.createElement(it) : {};
          };
  
          /***/
        }),
        /* 23 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var DESCRIPTORS = __w_pdfjs_require__(10);
          var definePropertyModule = __w_pdfjs_require__(24);
          var createPropertyDescriptor = __w_pdfjs_require__(13);
          module.exports = DESCRIPTORS ? function (object, key, value) {
            return definePropertyModule.f(object, key, createPropertyDescriptor(1, value));
          } : function (object, key, value) {
            object[key] = value;
            return object;
          };
  
          /***/
        }),
        /* 24 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var DESCRIPTORS = __w_pdfjs_require__(10);
          var IE8_DOM_DEFINE = __w_pdfjs_require__(21);
          var anObject = __w_pdfjs_require__(25);
          var toPrimitive = __w_pdfjs_require__(18);
          var nativeDefineProperty = Object.defineProperty;
          exports.f = DESCRIPTORS ? nativeDefineProperty : function defineProperty(O, P, Attributes) {
            anObject(O);
            P = toPrimitive(P, true);
            anObject(Attributes);
            if (IE8_DOM_DEFINE)
              try {
                return nativeDefineProperty(O, P, Attributes);
              } catch (error) {
              }
            if ('get' in Attributes || 'set' in Attributes)
              throw TypeError('Accessors not supported');
            if ('value' in Attributes)
              O[P] = Attributes.value;
            return O;
          };
  
          /***/
        }),
        /* 25 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var isObject = __w_pdfjs_require__(19);
          module.exports = function (it) {
            if (!isObject(it)) {
              throw TypeError(String(it) + ' is not an object');
            }
            return it;
          };
  
          /***/
        }),
        /* 26 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          var shared = __w_pdfjs_require__(27);
          var hide = __w_pdfjs_require__(23);
          var has = __w_pdfjs_require__(20);
          var setGlobal = __w_pdfjs_require__(28);
          var nativeFunctionToString = __w_pdfjs_require__(30);
          var InternalStateModule = __w_pdfjs_require__(31);
          var getInternalState = InternalStateModule.get;
          var enforceInternalState = InternalStateModule.enforce;
          var TEMPLATE = String(nativeFunctionToString).split('toString');
          shared('inspectSource', function (it) {
            return nativeFunctionToString.call(it);
          });
          (module.exports = function (O, key, value, options) {
            var unsafe = options ? !!options.unsafe : false;
            var simple = options ? !!options.enumerable : false;
            var noTargetGet = options ? !!options.noTargetGet : false;
            if (typeof value == 'function') {
              if (typeof key == 'string' && !has(value, 'name'))
                hide(value, 'name', key);
              enforceInternalState(value).source = TEMPLATE.join(typeof key == 'string' ? key : '');
            }
            if (O === global) {
              if (simple)
                O[key] = value;
              else
                setGlobal(key, value);
              return;
            } else if (!unsafe) {
              delete O[key];
            } else if (!noTargetGet && O[key]) {
              simple = true;
            }
            if (simple)
              O[key] = value;
            else
              hide(O, key, value);
          })(Function.prototype, 'toString', function toString() {
            return typeof this == 'function' && getInternalState(this).source || nativeFunctionToString.call(this);
          });
  
          /***/
        }),
        /* 27 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          var setGlobal = __w_pdfjs_require__(28);
          var IS_PURE = __w_pdfjs_require__(29);
          var SHARED = '__core-js_shared__';
          var store = global[SHARED] || setGlobal(SHARED, {});
          (module.exports = function (key, value) {
            return store[key] || (store[key] = value !== undefined ? value : {});
          })('versions', []).push({
            version: '3.2.1',
            mode: IS_PURE ? 'pure' : 'global',
            copyright: '© 2019 Denis Pushkarev (zloirock.ru)'
          });
  
          /***/
        }),
        /* 28 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          var hide = __w_pdfjs_require__(23);
          module.exports = function (key, value) {
            try {
              hide(global, key, value);
            } catch (error) {
              global[key] = value;
            }
            return value;
          };
  
          /***/
        }),
        /* 29 */
        /***/ (function (module, exports) {
  
          module.exports = false;
  
          /***/
        }),
        /* 30 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var shared = __w_pdfjs_require__(27);
          module.exports = shared('native-function-to-string', Function.toString);
  
          /***/
        }),
        /* 31 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var NATIVE_WEAK_MAP = __w_pdfjs_require__(32);
          var global = __w_pdfjs_require__(8);
          var isObject = __w_pdfjs_require__(19);
          var hide = __w_pdfjs_require__(23);
          var objectHas = __w_pdfjs_require__(20);
          var sharedKey = __w_pdfjs_require__(33);
          var hiddenKeys = __w_pdfjs_require__(35);
          var WeakMap = global.WeakMap;
          var set, get, has;
          var enforce = function (it) {
            return has(it) ? get(it) : set(it, {});
          };
          var getterFor = function (TYPE) {
            return function (it) {
              var state;
              if (!isObject(it) || (state = get(it)).type !== TYPE) {
                throw TypeError('Incompatible receiver, ' + TYPE + ' required');
              }
              return state;
            };
          };
          if (NATIVE_WEAK_MAP) {
            var store = new WeakMap();
            var wmget = store.get;
            var wmhas = store.has;
            var wmset = store.set;
            set = function (it, metadata) {
              wmset.call(store, it, metadata);
              return metadata;
            };
            get = function (it) {
              return wmget.call(store, it) || {};
            };
            has = function (it) {
              return wmhas.call(store, it);
            };
          } else {
            var STATE = sharedKey('state');
            hiddenKeys[STATE] = true;
            set = function (it, metadata) {
              hide(it, STATE, metadata);
              return metadata;
            };
            get = function (it) {
              return objectHas(it, STATE) ? it[STATE] : {};
            };
            has = function (it) {
              return objectHas(it, STATE);
            };
          }
          module.exports = {
            set: set,
            get: get,
            has: has,
            enforce: enforce,
            getterFor: getterFor
          };
  
          /***/
        }),
        /* 32 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          var nativeFunctionToString = __w_pdfjs_require__(30);
          var WeakMap = global.WeakMap;
          module.exports = typeof WeakMap === 'function' && /native code/.test(nativeFunctionToString.call(WeakMap));
  
          /***/
        }),
        /* 33 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var shared = __w_pdfjs_require__(27);
          var uid = __w_pdfjs_require__(34);
          var keys = shared('keys');
          module.exports = function (key) {
            return keys[key] || (keys[key] = uid(key));
          };
  
          /***/
        }),
        /* 34 */
        /***/ (function (module, exports) {
  
          var id = 0;
          var postfix = Math.random();
          module.exports = function (key) {
            return 'Symbol(' + String(key === undefined ? '' : key) + ')_' + (++id + postfix).toString(36);
          };
  
          /***/
        }),
        /* 35 */
        /***/ (function (module, exports) {
  
          module.exports = {};
  
          /***/
        }),
        /* 36 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var has = __w_pdfjs_require__(20);
          var ownKeys = __w_pdfjs_require__(37);
          var getOwnPropertyDescriptorModule = __w_pdfjs_require__(9);
          var definePropertyModule = __w_pdfjs_require__(24);
          module.exports = function (target, source) {
            var keys = ownKeys(source);
            var defineProperty = definePropertyModule.f;
            var getOwnPropertyDescriptor = getOwnPropertyDescriptorModule.f;
            for (var i = 0; i < keys.length; i++) {
              var key = keys[i];
              if (!has(target, key))
                defineProperty(target, key, getOwnPropertyDescriptor(source, key));
            }
          };
  
          /***/
        }),
        /* 37 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var getBuiltIn = __w_pdfjs_require__(38);
          var getOwnPropertyNamesModule = __w_pdfjs_require__(40);
          var getOwnPropertySymbolsModule = __w_pdfjs_require__(47);
          var anObject = __w_pdfjs_require__(25);
          module.exports = getBuiltIn('Reflect', 'ownKeys') || function ownKeys(it) {
            var keys = getOwnPropertyNamesModule.f(anObject(it));
            var getOwnPropertySymbols = getOwnPropertySymbolsModule.f;
            return getOwnPropertySymbols ? keys.concat(getOwnPropertySymbols(it)) : keys;
          };
  
          /***/
        }),
        /* 38 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var path = __w_pdfjs_require__(39);
          var global = __w_pdfjs_require__(8);
          var aFunction = function (variable) {
            return typeof variable == 'function' ? variable : undefined;
          };
          module.exports = function (namespace, method) {
            return arguments.length < 2 ? aFunction(path[namespace]) || aFunction(global[namespace]) : path[namespace] && path[namespace][method] || global[namespace] && global[namespace][method];
          };
  
          /***/
        }),
        /* 39 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          module.exports = __w_pdfjs_require__(8);
  
          /***/
        }),
        /* 40 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var internalObjectKeys = __w_pdfjs_require__(41);
          var enumBugKeys = __w_pdfjs_require__(46);
          var hiddenKeys = enumBugKeys.concat('length', 'prototype');
          exports.f = Object.getOwnPropertyNames || function getOwnPropertyNames(O) {
            return internalObjectKeys(O, hiddenKeys);
          };
  
          /***/
        }),
        /* 41 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var has = __w_pdfjs_require__(20);
          var toIndexedObject = __w_pdfjs_require__(14);
          var indexOf = __w_pdfjs_require__(42).indexOf;
          var hiddenKeys = __w_pdfjs_require__(35);
          module.exports = function (object, names) {
            var O = toIndexedObject(object);
            var i = 0;
            var result = [];
            var key;
            for (key in O)
              !has(hiddenKeys, key) && has(O, key) && result.push(key);
            while (names.length > i)
              if (has(O, key = names[i++])) {
                ~indexOf(result, key) || result.push(key);
              }
            return result;
          };
  
          /***/
        }),
        /* 42 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var toIndexedObject = __w_pdfjs_require__(14);
          var toLength = __w_pdfjs_require__(43);
          var toAbsoluteIndex = __w_pdfjs_require__(45);
          var createMethod = function (IS_INCLUDES) {
            return function ($this, el, fromIndex) {
              var O = toIndexedObject($this);
              var length = toLength(O.length);
              var index = toAbsoluteIndex(fromIndex, length);
              var value;
              if (IS_INCLUDES && el != el)
                while (length > index) {
                  value = O[index++];
                  if (value != value)
                    return true;
                }
              else
                for (; length > index; index++) {
                  if ((IS_INCLUDES || index in O) && O[index] === el)
                    return IS_INCLUDES || index || 0;
                }
              return !IS_INCLUDES && -1;
            };
          };
          module.exports = {
            includes: createMethod(true),
            indexOf: createMethod(false)
          };
  
          /***/
        }),
        /* 43 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var toInteger = __w_pdfjs_require__(44);
          var min = Math.min;
          module.exports = function (argument) {
            return argument > 0 ? min(toInteger(argument), 0x1FFFFFFFFFFFFF) : 0;
          };
  
          /***/
        }),
        /* 44 */
        /***/ (function (module, exports) {
  
          var ceil = Math.ceil;
          var floor = Math.floor;
          module.exports = function (argument) {
            return isNaN(argument = +argument) ? 0 : (argument > 0 ? floor : ceil)(argument);
          };
  
          /***/
        }),
        /* 45 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var toInteger = __w_pdfjs_require__(44);
          var max = Math.max;
          var min = Math.min;
          module.exports = function (index, length) {
            var integer = toInteger(index);
            return integer < 0 ? max(integer + length, 0) : min(integer, length);
          };
  
          /***/
        }),
        /* 46 */
        /***/ (function (module, exports) {
  
          module.exports = [
            'constructor',
            'hasOwnProperty',
            'isPrototypeOf',
            'propertyIsEnumerable',
            'toLocaleString',
            'toString',
            'valueOf'
          ];
  
          /***/
        }),
        /* 47 */
        /***/ (function (module, exports) {
  
          exports.f = Object.getOwnPropertySymbols;
  
          /***/
        }),
        /* 48 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var fails = __w_pdfjs_require__(11);
          var replacement = /#|\.prototype\./;
          var isForced = function (feature, detection) {
            var value = data[normalize(feature)];
            return value == POLYFILL ? true : value == NATIVE ? false : typeof detection == 'function' ? fails(detection) : !!detection;
          };
          var normalize = isForced.normalize = function (string) {
            return String(string).replace(replacement, '.').toLowerCase();
          };
          var data = isForced.data = {};
          var NATIVE = isForced.NATIVE = 'N';
          var POLYFILL = isForced.POLYFILL = 'P';
          module.exports = isForced;
  
          /***/
        }),
        /* 49 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var isRegExp = __w_pdfjs_require__(50);
          module.exports = function (it) {
            if (isRegExp(it)) {
              throw TypeError("The method doesn't accept regular expressions");
            }
            return it;
          };
  
          /***/
        }),
        /* 50 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var isObject = __w_pdfjs_require__(19);
          var classof = __w_pdfjs_require__(16);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var MATCH = wellKnownSymbol('match');
          module.exports = function (it) {
            var isRegExp;
            return isObject(it) && ((isRegExp = it[MATCH]) !== undefined ? !!isRegExp : classof(it) == 'RegExp');
          };
  
          /***/
        }),
        /* 51 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          var shared = __w_pdfjs_require__(27);
          var uid = __w_pdfjs_require__(34);
          var NATIVE_SYMBOL = __w_pdfjs_require__(52);
          var Symbol = global.Symbol;
          var store = shared('wks');
          module.exports = function (name) {
            return store[name] || (store[name] = NATIVE_SYMBOL && Symbol[name] || (NATIVE_SYMBOL ? Symbol : uid)('Symbol.' + name));
          };
  
          /***/
        }),
        /* 52 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var fails = __w_pdfjs_require__(11);
          module.exports = !!Object.getOwnPropertySymbols && !fails(function () {
            return !String(Symbol());
          });
  
          /***/
        }),
        /* 53 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var MATCH = wellKnownSymbol('match');
          module.exports = function (METHOD_NAME) {
            var regexp = /./;
            try {
              '/./'[METHOD_NAME](regexp);
            } catch (e) {
              try {
                regexp[MATCH] = false;
                return '/./'[METHOD_NAME](regexp);
              } catch (f) {
              }
            }
            return false;
          };
  
          /***/
        }),
        /* 54 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          var bind = __w_pdfjs_require__(55);
          var call = Function.call;
          module.exports = function (CONSTRUCTOR, METHOD, length) {
            return bind(call, global[CONSTRUCTOR].prototype[METHOD], length);
          };
  
          /***/
        }),
        /* 55 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var aFunction = __w_pdfjs_require__(56);
          module.exports = function (fn, that, length) {
            aFunction(fn);
            if (that === undefined)
              return fn;
            switch (length) {
              case 0:
                return function () {
                  return fn.call(that);
                };
              case 1:
                return function (a) {
                  return fn.call(that, a);
                };
              case 2:
                return function (a, b) {
                  return fn.call(that, a, b);
                };
              case 3:
                return function (a, b, c) {
                  return fn.call(that, a, b, c);
                };
            }
            return function () {
              return fn.apply(that, arguments);
            };
          };
  
          /***/
        }),
        /* 56 */
        /***/ (function (module, exports) {
  
          module.exports = function (it) {
            if (typeof it != 'function') {
              throw TypeError(String(it) + ' is not a function');
            }
            return it;
          };
  
          /***/
        }),
        /* 57 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(58);
          var entryUnbind = __w_pdfjs_require__(54);
          module.exports = entryUnbind('String', 'endsWith');
  
          /***/
        }),
        /* 58 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var toLength = __w_pdfjs_require__(43);
          var notARegExp = __w_pdfjs_require__(49);
          var requireObjectCoercible = __w_pdfjs_require__(17);
          var correctIsRegExpLogic = __w_pdfjs_require__(53);
          var nativeEndsWith = ''.endsWith;
          var min = Math.min;
          $({
            target: 'String',
            proto: true,
            forced: !correctIsRegExpLogic('endsWith')
          }, {
            endsWith: function endsWith(searchString) {
              var that = String(requireObjectCoercible(this));
              notARegExp(searchString);
              var endPosition = arguments.length > 1 ? arguments[1] : undefined;
              var len = toLength(that.length);
              var end = endPosition === undefined ? len : min(toLength(endPosition), len);
              var search = String(searchString);
              return nativeEndsWith ? nativeEndsWith.call(that, search, end) : that.slice(end - search.length, end) === search;
            }
          });
  
          /***/
        }),
        /* 59 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(60);
          var entryUnbind = __w_pdfjs_require__(54);
          module.exports = entryUnbind('String', 'includes');
  
          /***/
        }),
        /* 60 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var notARegExp = __w_pdfjs_require__(49);
          var requireObjectCoercible = __w_pdfjs_require__(17);
          var correctIsRegExpLogic = __w_pdfjs_require__(53);
          $({
            target: 'String',
            proto: true,
            forced: !correctIsRegExpLogic('includes')
          }, {
            includes: function includes(searchString) {
              return !!~String(requireObjectCoercible(this)).indexOf(notARegExp(searchString), arguments.length > 1 ? arguments[1] : undefined);
            }
          });
  
          /***/
        }),
        /* 61 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(62);
          var entryUnbind = __w_pdfjs_require__(54);
          module.exports = entryUnbind('Array', 'includes');
  
          /***/
        }),
        /* 62 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var $includes = __w_pdfjs_require__(42).includes;
          var addToUnscopables = __w_pdfjs_require__(63);
          $({
            target: 'Array',
            proto: true
          }, {
            includes: function includes(el) {
              return $includes(this, el, arguments.length > 1 ? arguments[1] : undefined);
            }
          });
          addToUnscopables('includes');
  
          /***/
        }),
        /* 63 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var create = __w_pdfjs_require__(64);
          var hide = __w_pdfjs_require__(23);
          var UNSCOPABLES = wellKnownSymbol('unscopables');
          var ArrayPrototype = Array.prototype;
          if (ArrayPrototype[UNSCOPABLES] == undefined) {
            hide(ArrayPrototype, UNSCOPABLES, create(null));
          }
          module.exports = function (key) {
            ArrayPrototype[UNSCOPABLES][key] = true;
          };
  
          /***/
        }),
        /* 64 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var anObject = __w_pdfjs_require__(25);
          var defineProperties = __w_pdfjs_require__(65);
          var enumBugKeys = __w_pdfjs_require__(46);
          var hiddenKeys = __w_pdfjs_require__(35);
          var html = __w_pdfjs_require__(67);
          var documentCreateElement = __w_pdfjs_require__(22);
          var sharedKey = __w_pdfjs_require__(33);
          var IE_PROTO = sharedKey('IE_PROTO');
          var PROTOTYPE = 'prototype';
          var Empty = function () {
          };
          var createDict = function () {
            var iframe = documentCreateElement('iframe');
            var length = enumBugKeys.length;
            var lt = '<';
            var script = 'script';
            var gt = '>';
            var js = 'java' + script + ':';
            var iframeDocument;
            iframe.style.display = 'none';
            html.appendChild(iframe);
            iframe.src = String(js);
            iframeDocument = iframe.contentWindow.document;
            iframeDocument.open();
            iframeDocument.write(lt + script + gt + 'document.F=Object' + lt + '/' + script + gt);
            iframeDocument.close();
            createDict = iframeDocument.F;
            while (length--)
              delete createDict[PROTOTYPE][enumBugKeys[length]];
            return createDict();
          };
          module.exports = Object.create || function create(O, Properties) {
            var result;
            if (O !== null) {
              Empty[PROTOTYPE] = anObject(O);
              result = new Empty();
              Empty[PROTOTYPE] = null;
              result[IE_PROTO] = O;
            } else
              result = createDict();
            return Properties === undefined ? result : defineProperties(result, Properties);
          };
          hiddenKeys[IE_PROTO] = true;
  
          /***/
        }),
        /* 65 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var DESCRIPTORS = __w_pdfjs_require__(10);
          var definePropertyModule = __w_pdfjs_require__(24);
          var anObject = __w_pdfjs_require__(25);
          var objectKeys = __w_pdfjs_require__(66);
          module.exports = DESCRIPTORS ? Object.defineProperties : function defineProperties(O, Properties) {
            anObject(O);
            var keys = objectKeys(Properties);
            var length = keys.length;
            var index = 0;
            var key;
            while (length > index)
              definePropertyModule.f(O, key = keys[index++], Properties[key]);
            return O;
          };
  
          /***/
        }),
        /* 66 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var internalObjectKeys = __w_pdfjs_require__(41);
          var enumBugKeys = __w_pdfjs_require__(46);
          module.exports = Object.keys || function keys(O) {
            return internalObjectKeys(O, enumBugKeys);
          };
  
          /***/
        }),
        /* 67 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var getBuiltIn = __w_pdfjs_require__(38);
          module.exports = getBuiltIn('document', 'documentElement');
  
          /***/
        }),
        /* 68 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(69);
          __w_pdfjs_require__(81);
          var path = __w_pdfjs_require__(39);
          module.exports = path.Array.from;
  
          /***/
        }),
        /* 69 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var charAt = __w_pdfjs_require__(70).charAt;
          var InternalStateModule = __w_pdfjs_require__(31);
          var defineIterator = __w_pdfjs_require__(71);
          var STRING_ITERATOR = 'String Iterator';
          var setInternalState = InternalStateModule.set;
          var getInternalState = InternalStateModule.getterFor(STRING_ITERATOR);
          defineIterator(String, 'String', function (iterated) {
            setInternalState(this, {
              type: STRING_ITERATOR,
              string: String(iterated),
              index: 0
            });
          }, function next() {
            var state = getInternalState(this);
            var string = state.string;
            var index = state.index;
            var point;
            if (index >= string.length)
              return {
                value: undefined,
                done: true
              };
            point = charAt(string, index);
            state.index += point.length;
            return {
              value: point,
              done: false
            };
          });
  
          /***/
        }),
        /* 70 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var toInteger = __w_pdfjs_require__(44);
          var requireObjectCoercible = __w_pdfjs_require__(17);
          var createMethod = function (CONVERT_TO_STRING) {
            return function ($this, pos) {
              var S = String(requireObjectCoercible($this));
              var position = toInteger(pos);
              var size = S.length;
              var first, second;
              if (position < 0 || position >= size)
                return CONVERT_TO_STRING ? '' : undefined;
              first = S.charCodeAt(position);
              return first < 0xD800 || first > 0xDBFF || position + 1 === size || (second = S.charCodeAt(position + 1)) < 0xDC00 || second > 0xDFFF ? CONVERT_TO_STRING ? S.charAt(position) : first : CONVERT_TO_STRING ? S.slice(position, position + 2) : (first - 0xD800 << 10) + (second - 0xDC00) + 0x10000;
            };
          };
          module.exports = {
            codeAt: createMethod(false),
            charAt: createMethod(true)
          };
  
          /***/
        }),
        /* 71 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var createIteratorConstructor = __w_pdfjs_require__(72);
          var getPrototypeOf = __w_pdfjs_require__(74);
          var setPrototypeOf = __w_pdfjs_require__(79);
          var setToStringTag = __w_pdfjs_require__(77);
          var hide = __w_pdfjs_require__(23);
          var redefine = __w_pdfjs_require__(26);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var IS_PURE = __w_pdfjs_require__(29);
          var Iterators = __w_pdfjs_require__(78);
          var IteratorsCore = __w_pdfjs_require__(73);
          var IteratorPrototype = IteratorsCore.IteratorPrototype;
          var BUGGY_SAFARI_ITERATORS = IteratorsCore.BUGGY_SAFARI_ITERATORS;
          var ITERATOR = wellKnownSymbol('iterator');
          var KEYS = 'keys';
          var VALUES = 'values';
          var ENTRIES = 'entries';
          var returnThis = function () {
            return this;
          };
          module.exports = function (Iterable, NAME, IteratorConstructor, next, DEFAULT, IS_SET, FORCED) {
            createIteratorConstructor(IteratorConstructor, NAME, next);
            var getIterationMethod = function (KIND) {
              if (KIND === DEFAULT && defaultIterator)
                return defaultIterator;
              if (!BUGGY_SAFARI_ITERATORS && KIND in IterablePrototype)
                return IterablePrototype[KIND];
              switch (KIND) {
                case KEYS:
                  return function keys() {
                    return new IteratorConstructor(this, KIND);
                  };
                case VALUES:
                  return function values() {
                    return new IteratorConstructor(this, KIND);
                  };
                case ENTRIES:
                  return function entries() {
                    return new IteratorConstructor(this, KIND);
                  };
              }
              return function () {
                return new IteratorConstructor(this);
              };
            };
            var TO_STRING_TAG = NAME + ' Iterator';
            var INCORRECT_VALUES_NAME = false;
            var IterablePrototype = Iterable.prototype;
            var nativeIterator = IterablePrototype[ITERATOR] || IterablePrototype['@@iterator'] || DEFAULT && IterablePrototype[DEFAULT];
            var defaultIterator = !BUGGY_SAFARI_ITERATORS && nativeIterator || getIterationMethod(DEFAULT);
            var anyNativeIterator = NAME == 'Array' ? IterablePrototype.entries || nativeIterator : nativeIterator;
            var CurrentIteratorPrototype, methods, KEY;
            if (anyNativeIterator) {
              CurrentIteratorPrototype = getPrototypeOf(anyNativeIterator.call(new Iterable()));
              if (IteratorPrototype !== Object.prototype && CurrentIteratorPrototype.next) {
                if (!IS_PURE && getPrototypeOf(CurrentIteratorPrototype) !== IteratorPrototype) {
                  if (setPrototypeOf) {
                    setPrototypeOf(CurrentIteratorPrototype, IteratorPrototype);
                  } else if (typeof CurrentIteratorPrototype[ITERATOR] != 'function') {
                    hide(CurrentIteratorPrototype, ITERATOR, returnThis);
                  }
                }
                setToStringTag(CurrentIteratorPrototype, TO_STRING_TAG, true, true);
                if (IS_PURE)
                  Iterators[TO_STRING_TAG] = returnThis;
              }
            }
            if (DEFAULT == VALUES && nativeIterator && nativeIterator.name !== VALUES) {
              INCORRECT_VALUES_NAME = true;
              defaultIterator = function values() {
                return nativeIterator.call(this);
              };
            }
            if ((!IS_PURE || FORCED) && IterablePrototype[ITERATOR] !== defaultIterator) {
              hide(IterablePrototype, ITERATOR, defaultIterator);
            }
            Iterators[NAME] = defaultIterator;
            if (DEFAULT) {
              methods = {
                values: getIterationMethod(VALUES),
                keys: IS_SET ? defaultIterator : getIterationMethod(KEYS),
                entries: getIterationMethod(ENTRIES)
              };
              if (FORCED)
                for (KEY in methods) {
                  if (BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME || !(KEY in IterablePrototype)) {
                    redefine(IterablePrototype, KEY, methods[KEY]);
                  }
                }
              else
                $({
                  target: NAME,
                  proto: true,
                  forced: BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME
                }, methods);
            }
            return methods;
          };
  
          /***/
        }),
        /* 72 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var IteratorPrototype = __w_pdfjs_require__(73).IteratorPrototype;
          var create = __w_pdfjs_require__(64);
          var createPropertyDescriptor = __w_pdfjs_require__(13);
          var setToStringTag = __w_pdfjs_require__(77);
          var Iterators = __w_pdfjs_require__(78);
          var returnThis = function () {
            return this;
          };
          module.exports = function (IteratorConstructor, NAME, next) {
            var TO_STRING_TAG = NAME + ' Iterator';
            IteratorConstructor.prototype = create(IteratorPrototype, {next: createPropertyDescriptor(1, next)});
            setToStringTag(IteratorConstructor, TO_STRING_TAG, false, true);
            Iterators[TO_STRING_TAG] = returnThis;
            return IteratorConstructor;
          };
  
          /***/
        }),
        /* 73 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var getPrototypeOf = __w_pdfjs_require__(74);
          var hide = __w_pdfjs_require__(23);
          var has = __w_pdfjs_require__(20);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var IS_PURE = __w_pdfjs_require__(29);
          var ITERATOR = wellKnownSymbol('iterator');
          var BUGGY_SAFARI_ITERATORS = false;
          var returnThis = function () {
            return this;
          };
          var IteratorPrototype, PrototypeOfArrayIteratorPrototype, arrayIterator;
          if ([].keys) {
            arrayIterator = [].keys();
            if (!('next' in arrayIterator))
              BUGGY_SAFARI_ITERATORS = true;
            else {
              PrototypeOfArrayIteratorPrototype = getPrototypeOf(getPrototypeOf(arrayIterator));
              if (PrototypeOfArrayIteratorPrototype !== Object.prototype)
                IteratorPrototype = PrototypeOfArrayIteratorPrototype;
            }
          }
          if (IteratorPrototype == undefined)
            IteratorPrototype = {};
          if (!IS_PURE && !has(IteratorPrototype, ITERATOR))
            hide(IteratorPrototype, ITERATOR, returnThis);
          module.exports = {
            IteratorPrototype: IteratorPrototype,
            BUGGY_SAFARI_ITERATORS: BUGGY_SAFARI_ITERATORS
          };
  
          /***/
        }),
        /* 74 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var has = __w_pdfjs_require__(20);
          var toObject = __w_pdfjs_require__(75);
          var sharedKey = __w_pdfjs_require__(33);
          var CORRECT_PROTOTYPE_GETTER = __w_pdfjs_require__(76);
          var IE_PROTO = sharedKey('IE_PROTO');
          var ObjectPrototype = Object.prototype;
          module.exports = CORRECT_PROTOTYPE_GETTER ? Object.getPrototypeOf : function (O) {
            O = toObject(O);
            if (has(O, IE_PROTO))
              return O[IE_PROTO];
            if (typeof O.constructor == 'function' && O instanceof O.constructor) {
              return O.constructor.prototype;
            }
            return O instanceof Object ? ObjectPrototype : null;
          };
  
          /***/
        }),
        /* 75 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var requireObjectCoercible = __w_pdfjs_require__(17);
          module.exports = function (argument) {
            return Object(requireObjectCoercible(argument));
          };
  
          /***/
        }),
        /* 76 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var fails = __w_pdfjs_require__(11);
          module.exports = !fails(function () {
            function F() {
            }
  
            F.prototype.constructor = null;
            return Object.getPrototypeOf(new F()) !== F.prototype;
          });
  
          /***/
        }),
        /* 77 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineProperty = __w_pdfjs_require__(24).f;
          var has = __w_pdfjs_require__(20);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var TO_STRING_TAG = wellKnownSymbol('toStringTag');
          module.exports = function (it, TAG, STATIC) {
            if (it && !has(it = STATIC ? it : it.prototype, TO_STRING_TAG)) {
              defineProperty(it, TO_STRING_TAG, {
                configurable: true,
                value: TAG
              });
            }
          };
  
          /***/
        }),
        /* 78 */
        /***/ (function (module, exports) {
  
          module.exports = {};
  
          /***/
        }),
        /* 79 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var anObject = __w_pdfjs_require__(25);
          var aPossiblePrototype = __w_pdfjs_require__(80);
          module.exports = Object.setPrototypeOf || ('__proto__' in {} ? function () {
            var CORRECT_SETTER = false;
            var test = {};
            var setter;
            try {
              setter = Object.getOwnPropertyDescriptor(Object.prototype, '__proto__').set;
              setter.call(test, []);
              CORRECT_SETTER = test instanceof Array;
            } catch (error) {
            }
            return function setPrototypeOf(O, proto) {
              anObject(O);
              aPossiblePrototype(proto);
              if (CORRECT_SETTER)
                setter.call(O, proto);
              else
                O.__proto__ = proto;
              return O;
            };
          }() : undefined);
  
          /***/
        }),
        /* 80 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var isObject = __w_pdfjs_require__(19);
          module.exports = function (it) {
            if (!isObject(it) && it !== null) {
              throw TypeError("Can't set " + String(it) + ' as a prototype');
            }
            return it;
          };
  
          /***/
        }),
        /* 81 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var $ = __w_pdfjs_require__(7);
          var from = __w_pdfjs_require__(82);
          var checkCorrectnessOfIteration = __w_pdfjs_require__(88);
          var INCORRECT_ITERATION = !checkCorrectnessOfIteration(function (iterable) {
            Array.from(iterable);
          });
          $({
            target: 'Array',
            stat: true,
            forced: INCORRECT_ITERATION
          }, {from: from});
  
          /***/
        }),
        /* 82 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var bind = __w_pdfjs_require__(55);
          var toObject = __w_pdfjs_require__(75);
          var callWithSafeIterationClosing = __w_pdfjs_require__(83);
          var isArrayIteratorMethod = __w_pdfjs_require__(84);
          var toLength = __w_pdfjs_require__(43);
          var createProperty = __w_pdfjs_require__(85);
          var getIteratorMethod = __w_pdfjs_require__(86);
          module.exports = function from(arrayLike) {
            var O = toObject(arrayLike);
            var C = typeof this == 'function' ? this : Array;
            var argumentsLength = arguments.length;
            var mapfn = argumentsLength > 1 ? arguments[1] : undefined;
            var mapping = mapfn !== undefined;
            var index = 0;
            var iteratorMethod = getIteratorMethod(O);
            var length, result, step, iterator;
            if (mapping)
              mapfn = bind(mapfn, argumentsLength > 2 ? arguments[2] : undefined, 2);
            if (iteratorMethod != undefined && !(C == Array && isArrayIteratorMethod(iteratorMethod))) {
              iterator = iteratorMethod.call(O);
              result = new C();
              for (; !(step = iterator.next()).done; index++) {
                createProperty(result, index, mapping ? callWithSafeIterationClosing(iterator, mapfn, [
                  step.value,
                  index
                ], true) : step.value);
              }
            } else {
              length = toLength(O.length);
              result = new C(length);
              for (; length > index; index++) {
                createProperty(result, index, mapping ? mapfn(O[index], index) : O[index]);
              }
            }
            result.length = index;
            return result;
          };
  
          /***/
        }),
        /* 83 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var anObject = __w_pdfjs_require__(25);
          module.exports = function (iterator, fn, value, ENTRIES) {
            try {
              return ENTRIES ? fn(anObject(value)[0], value[1]) : fn(value);
            } catch (error) {
              var returnMethod = iterator['return'];
              if (returnMethod !== undefined)
                anObject(returnMethod.call(iterator));
              throw error;
            }
          };
  
          /***/
        }),
        /* 84 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var Iterators = __w_pdfjs_require__(78);
          var ITERATOR = wellKnownSymbol('iterator');
          var ArrayPrototype = Array.prototype;
          module.exports = function (it) {
            return it !== undefined && (Iterators.Array === it || ArrayPrototype[ITERATOR] === it);
          };
  
          /***/
        }),
        /* 85 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var toPrimitive = __w_pdfjs_require__(18);
          var definePropertyModule = __w_pdfjs_require__(24);
          var createPropertyDescriptor = __w_pdfjs_require__(13);
          module.exports = function (object, key, value) {
            var propertyKey = toPrimitive(key);
            if (propertyKey in object)
              definePropertyModule.f(object, propertyKey, createPropertyDescriptor(0, value));
            else
              object[propertyKey] = value;
          };
  
          /***/
        }),
        /* 86 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var classof = __w_pdfjs_require__(87);
          var Iterators = __w_pdfjs_require__(78);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var ITERATOR = wellKnownSymbol('iterator');
          module.exports = function (it) {
            if (it != undefined)
              return it[ITERATOR] || it['@@iterator'] || Iterators[classof(it)];
          };
  
          /***/
        }),
        /* 87 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var classofRaw = __w_pdfjs_require__(16);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var TO_STRING_TAG = wellKnownSymbol('toStringTag');
          var CORRECT_ARGUMENTS = classofRaw(function () {
            return arguments;
          }()) == 'Arguments';
          var tryGet = function (it, key) {
            try {
              return it[key];
            } catch (error) {
            }
          };
          module.exports = function (it) {
            var O, tag, result;
            return it === undefined ? 'Undefined' : it === null ? 'Null' : typeof (tag = tryGet(O = Object(it), TO_STRING_TAG)) == 'string' ? tag : CORRECT_ARGUMENTS ? classofRaw(O) : (result = classofRaw(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : result;
          };
  
          /***/
        }),
        /* 88 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var ITERATOR = wellKnownSymbol('iterator');
          var SAFE_CLOSING = false;
          try {
            var called = 0;
            var iteratorWithReturn = {
              next: function () {
                return {done: !!called++};
              },
              'return': function () {
                SAFE_CLOSING = true;
              }
            };
            iteratorWithReturn[ITERATOR] = function () {
              return this;
            };
            Array.from(iteratorWithReturn, function () {
              throw 2;
            });
          } catch (error) {
          }
          module.exports = function (exec, SKIP_CLOSING) {
            if (!SKIP_CLOSING && !SAFE_CLOSING)
              return false;
            var ITERATION_SUPPORT = false;
            try {
              var object = {};
              object[ITERATOR] = function () {
                return {
                  next: function () {
                    return {done: ITERATION_SUPPORT = true};
                  }
                };
              };
              exec(object);
            } catch (error) {
            }
            return ITERATION_SUPPORT;
          };
  
          /***/
        }),
        /* 89 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(90);
          var path = __w_pdfjs_require__(39);
          module.exports = path.Object.assign;
  
          /***/
        }),
        /* 90 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var $ = __w_pdfjs_require__(7);
          var assign = __w_pdfjs_require__(91);
          $({
            target: 'Object',
            stat: true,
            forced: Object.assign !== assign
          }, {assign: assign});
  
          /***/
        }),
        /* 91 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var DESCRIPTORS = __w_pdfjs_require__(10);
          var fails = __w_pdfjs_require__(11);
          var objectKeys = __w_pdfjs_require__(66);
          var getOwnPropertySymbolsModule = __w_pdfjs_require__(47);
          var propertyIsEnumerableModule = __w_pdfjs_require__(12);
          var toObject = __w_pdfjs_require__(75);
          var IndexedObject = __w_pdfjs_require__(15);
          var nativeAssign = Object.assign;
          module.exports = !nativeAssign || fails(function () {
            var A = {};
            var B = {};
            var symbol = Symbol();
            var alphabet = 'abcdefghijklmnopqrst';
            A[symbol] = 7;
            alphabet.split('').forEach(function (chr) {
              B[chr] = chr;
            });
            return nativeAssign({}, A)[symbol] != 7 || objectKeys(nativeAssign({}, B)).join('') != alphabet;
          }) ? function assign(target, source) {
            var T = toObject(target);
            var argumentsLength = arguments.length;
            var index = 1;
            var getOwnPropertySymbols = getOwnPropertySymbolsModule.f;
            var propertyIsEnumerable = propertyIsEnumerableModule.f;
            while (argumentsLength > index) {
              var S = IndexedObject(arguments[index++]);
              var keys = getOwnPropertySymbols ? objectKeys(S).concat(getOwnPropertySymbols(S)) : objectKeys(S);
              var length = keys.length;
              var j = 0;
              var key;
              while (length > j) {
                key = keys[j++];
                if (!DESCRIPTORS || propertyIsEnumerable.call(S, key))
                  T[key] = S[key];
              }
            }
            return T;
          } : nativeAssign;
  
          /***/
        }),
        /* 92 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(93);
          var path = __w_pdfjs_require__(39);
          module.exports = path.Math.log2;
  
          /***/
        }),
        /* 93 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var $ = __w_pdfjs_require__(7);
          var log = Math.log;
          var LN2 = Math.LN2;
          $({
            target: 'Math',
            stat: true
          }, {
            log2: function log2(x) {
              return log(x) / LN2;
            }
          });
  
          /***/
        }),
        /* 94 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(95);
          var path = __w_pdfjs_require__(39);
          module.exports = path.Number.isNaN;
  
          /***/
        }),
        /* 95 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var $ = __w_pdfjs_require__(7);
          $({
            target: 'Number',
            stat: true
          }, {
            isNaN: function isNaN(number) {
              return number != number;
            }
          });
  
          /***/
        }),
        /* 96 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(97);
          var path = __w_pdfjs_require__(39);
          module.exports = path.Number.isInteger;
  
          /***/
        }),
        /* 97 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var $ = __w_pdfjs_require__(7);
          var isInteger = __w_pdfjs_require__(98);
          $({
            target: 'Number',
            stat: true
          }, {isInteger: isInteger});
  
          /***/
        }),
        /* 98 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var isObject = __w_pdfjs_require__(19);
          var floor = Math.floor;
          module.exports = function isInteger(it) {
            return !isObject(it) && isFinite(it) && floor(it) === it;
          };
  
          /***/
        }),
        /* 99 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(100);
          __w_pdfjs_require__(69);
          __w_pdfjs_require__(102);
          __w_pdfjs_require__(105);
          __w_pdfjs_require__(119);
          __w_pdfjs_require__(120);
          var path = __w_pdfjs_require__(39);
          module.exports = path.Promise;
  
          /***/
        }),
        /* 100 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var redefine = __w_pdfjs_require__(26);
          var toString = __w_pdfjs_require__(101);
          var ObjectPrototype = Object.prototype;
          if (toString !== ObjectPrototype.toString) {
            redefine(ObjectPrototype, 'toString', toString, {unsafe: true});
          }
  
          /***/
        }),
        /* 101 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var classof = __w_pdfjs_require__(87);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var TO_STRING_TAG = wellKnownSymbol('toStringTag');
          var test = {};
          test[TO_STRING_TAG] = 'z';
          module.exports = String(test) !== '[object z]' ? function toString() {
            return '[object ' + classof(this) + ']';
          } : test.toString;
  
          /***/
        }),
        /* 102 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          var DOMIterables = __w_pdfjs_require__(103);
          var ArrayIteratorMethods = __w_pdfjs_require__(104);
          var hide = __w_pdfjs_require__(23);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var ITERATOR = wellKnownSymbol('iterator');
          var TO_STRING_TAG = wellKnownSymbol('toStringTag');
          var ArrayValues = ArrayIteratorMethods.values;
          for (var COLLECTION_NAME in DOMIterables) {
            var Collection = global[COLLECTION_NAME];
            var CollectionPrototype = Collection && Collection.prototype;
            if (CollectionPrototype) {
              if (CollectionPrototype[ITERATOR] !== ArrayValues)
                try {
                  hide(CollectionPrototype, ITERATOR, ArrayValues);
                } catch (error) {
                  CollectionPrototype[ITERATOR] = ArrayValues;
                }
              if (!CollectionPrototype[TO_STRING_TAG])
                hide(CollectionPrototype, TO_STRING_TAG, COLLECTION_NAME);
              if (DOMIterables[COLLECTION_NAME])
                for (var METHOD_NAME in ArrayIteratorMethods) {
                  if (CollectionPrototype[METHOD_NAME] !== ArrayIteratorMethods[METHOD_NAME])
                    try {
                      hide(CollectionPrototype, METHOD_NAME, ArrayIteratorMethods[METHOD_NAME]);
                    } catch (error) {
                      CollectionPrototype[METHOD_NAME] = ArrayIteratorMethods[METHOD_NAME];
                    }
                }
            }
          }
  
          /***/
        }),
        /* 103 */
        /***/ (function (module, exports) {
  
          module.exports = {
            CSSRuleList: 0,
            CSSStyleDeclaration: 0,
            CSSValueList: 0,
            ClientRectList: 0,
            DOMRectList: 0,
            DOMStringList: 0,
            DOMTokenList: 1,
            DataTransferItemList: 0,
            FileList: 0,
            HTMLAllCollection: 0,
            HTMLCollection: 0,
            HTMLFormElement: 0,
            HTMLSelectElement: 0,
            MediaList: 0,
            MimeTypeArray: 0,
            NamedNodeMap: 0,
            NodeList: 1,
            PaintRequestList: 0,
            Plugin: 0,
            PluginArray: 0,
            SVGLengthList: 0,
            SVGNumberList: 0,
            SVGPathSegList: 0,
            SVGPointList: 0,
            SVGStringList: 0,
            SVGTransformList: 0,
            SourceBufferList: 0,
            StyleSheetList: 0,
            TextTrackCueList: 0,
            TextTrackList: 0,
            TouchList: 0
          };
  
          /***/
        }),
        /* 104 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var toIndexedObject = __w_pdfjs_require__(14);
          var addToUnscopables = __w_pdfjs_require__(63);
          var Iterators = __w_pdfjs_require__(78);
          var InternalStateModule = __w_pdfjs_require__(31);
          var defineIterator = __w_pdfjs_require__(71);
          var ARRAY_ITERATOR = 'Array Iterator';
          var setInternalState = InternalStateModule.set;
          var getInternalState = InternalStateModule.getterFor(ARRAY_ITERATOR);
          module.exports = defineIterator(Array, 'Array', function (iterated, kind) {
            setInternalState(this, {
              type: ARRAY_ITERATOR,
              target: toIndexedObject(iterated),
              index: 0,
              kind: kind
            });
          }, function () {
            var state = getInternalState(this);
            var target = state.target;
            var kind = state.kind;
            var index = state.index++;
            if (!target || index >= target.length) {
              state.target = undefined;
              return {
                value: undefined,
                done: true
              };
            }
            if (kind == 'keys')
              return {
                value: index,
                done: false
              };
            if (kind == 'values')
              return {
                value: target[index],
                done: false
              };
            return {
              value: [
                index,
                target[index]
              ],
              done: false
            };
          }, 'values');
          Iterators.Arguments = Iterators.Array;
          addToUnscopables('keys');
          addToUnscopables('values');
          addToUnscopables('entries');
  
          /***/
        }),
        /* 105 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var IS_PURE = __w_pdfjs_require__(29);
          var global = __w_pdfjs_require__(8);
          var path = __w_pdfjs_require__(39);
          var NativePromise = __w_pdfjs_require__(106);
          var redefine = __w_pdfjs_require__(26);
          var redefineAll = __w_pdfjs_require__(107);
          var setToStringTag = __w_pdfjs_require__(77);
          var setSpecies = __w_pdfjs_require__(108);
          var isObject = __w_pdfjs_require__(19);
          var aFunction = __w_pdfjs_require__(56);
          var anInstance = __w_pdfjs_require__(109);
          var classof = __w_pdfjs_require__(16);
          var iterate = __w_pdfjs_require__(110);
          var checkCorrectnessOfIteration = __w_pdfjs_require__(88);
          var speciesConstructor = __w_pdfjs_require__(111);
          var task = __w_pdfjs_require__(112).set;
          var microtask = __w_pdfjs_require__(113);
          var promiseResolve = __w_pdfjs_require__(115);
          var hostReportErrors = __w_pdfjs_require__(117);
          var newPromiseCapabilityModule = __w_pdfjs_require__(116);
          var perform = __w_pdfjs_require__(118);
          var userAgent = __w_pdfjs_require__(114);
          var InternalStateModule = __w_pdfjs_require__(31);
          var isForced = __w_pdfjs_require__(48);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var SPECIES = wellKnownSymbol('species');
          var PROMISE = 'Promise';
          var getInternalState = InternalStateModule.get;
          var setInternalState = InternalStateModule.set;
          var getInternalPromiseState = InternalStateModule.getterFor(PROMISE);
          var PromiseConstructor = NativePromise;
          var TypeError = global.TypeError;
          var document = global.document;
          var process = global.process;
          var $fetch = global.fetch;
          var versions = process && process.versions;
          var v8 = versions && versions.v8 || '';
          var newPromiseCapability = newPromiseCapabilityModule.f;
          var newGenericPromiseCapability = newPromiseCapability;
          var IS_NODE = classof(process) == 'process';
          var DISPATCH_EVENT = !!(document && document.createEvent && global.dispatchEvent);
          var UNHANDLED_REJECTION = 'unhandledrejection';
          var REJECTION_HANDLED = 'rejectionhandled';
          var PENDING = 0;
          var FULFILLED = 1;
          var REJECTED = 2;
          var HANDLED = 1;
          var UNHANDLED = 2;
          var Internal, OwnPromiseCapability, PromiseWrapper, nativeThen;
          var FORCED = isForced(PROMISE, function () {
            var promise = PromiseConstructor.resolve(1);
            var empty = function () {
            };
            var FakePromise = (promise.constructor = {})[SPECIES] = function (exec) {
              exec(empty, empty);
            };
            return !((IS_NODE || typeof PromiseRejectionEvent == 'function') && (!IS_PURE || promise['finally']) && promise.then(empty) instanceof FakePromise && v8.indexOf('6.6') !== 0 && userAgent.indexOf('Chrome/66') === -1);
          });
          var INCORRECT_ITERATION = FORCED || !checkCorrectnessOfIteration(function (iterable) {
            PromiseConstructor.all(iterable)['catch'](function () {
            });
          });
          var isThenable = function (it) {
            var then;
            return isObject(it) && typeof (then = it.then) == 'function' ? then : false;
          };
          var notify = function (promise, state, isReject) {
            if (state.notified)
              return;
            state.notified = true;
            var chain = state.reactions;
            microtask(function () {
              var value = state.value;
              var ok = state.state == FULFILLED;
              var index = 0;
              while (chain.length > index) {
                var reaction = chain[index++];
                var handler = ok ? reaction.ok : reaction.fail;
                var resolve = reaction.resolve;
                var reject = reaction.reject;
                var domain = reaction.domain;
                var result, then, exited;
                try {
                  if (handler) {
                    if (!ok) {
                      if (state.rejection === UNHANDLED)
                        onHandleUnhandled(promise, state);
                      state.rejection = HANDLED;
                    }
                    if (handler === true)
                      result = value;
                    else {
                      if (domain)
                        domain.enter();
                      result = handler(value);
                      if (domain) {
                        domain.exit();
                        exited = true;
                      }
                    }
                    if (result === reaction.promise) {
                      reject(TypeError('Promise-chain cycle'));
                    } else if (then = isThenable(result)) {
                      then.call(result, resolve, reject);
                    } else
                      resolve(result);
                  } else
                    reject(value);
                } catch (error) {
                  if (domain && !exited)
                    domain.exit();
                  reject(error);
                }
              }
              state.reactions = [];
              state.notified = false;
              if (isReject && !state.rejection)
                onUnhandled(promise, state);
            });
          };
          var dispatchEvent = function (name, promise, reason) {
            var event, handler;
            if (DISPATCH_EVENT) {
              event = document.createEvent('Event');
              event.promise = promise;
              event.reason = reason;
              event.initEvent(name, false, true);
              global.dispatchEvent(event);
            } else
              event = {
                promise: promise,
                reason: reason
              };
            if (handler = global['on' + name])
              handler(event);
            else if (name === UNHANDLED_REJECTION)
              hostReportErrors('Unhandled promise rejection', reason);
          };
          var onUnhandled = function (promise, state) {
            task.call(global, function () {
              var value = state.value;
              var IS_UNHANDLED = isUnhandled(state);
              var result;
              if (IS_UNHANDLED) {
                result = perform(function () {
                  if (IS_NODE) {
                    process.emit('unhandledRejection', value, promise);
                  } else
                    dispatchEvent(UNHANDLED_REJECTION, promise, value);
                });
                state.rejection = IS_NODE || isUnhandled(state) ? UNHANDLED : HANDLED;
                if (result.error)
                  throw result.value;
              }
            });
          };
          var isUnhandled = function (state) {
            return state.rejection !== HANDLED && !state.parent;
          };
          var onHandleUnhandled = function (promise, state) {
            task.call(global, function () {
              if (IS_NODE) {
                process.emit('rejectionHandled', promise);
              } else
                dispatchEvent(REJECTION_HANDLED, promise, state.value);
            });
          };
          var bind = function (fn, promise, state, unwrap) {
            return function (value) {
              fn(promise, state, value, unwrap);
            };
          };
          var internalReject = function (promise, state, value, unwrap) {
            if (state.done)
              return;
            state.done = true;
            if (unwrap)
              state = unwrap;
            state.value = value;
            state.state = REJECTED;
            notify(promise, state, true);
          };
          var internalResolve = function (promise, state, value, unwrap) {
            if (state.done)
              return;
            state.done = true;
            if (unwrap)
              state = unwrap;
            try {
              if (promise === value)
                throw TypeError("Promise can't be resolved itself");
              var then = isThenable(value);
              if (then) {
                microtask(function () {
                  var wrapper = {done: false};
                  try {
                    then.call(value, bind(internalResolve, promise, wrapper, state), bind(internalReject, promise, wrapper, state));
                  } catch (error) {
                    internalReject(promise, wrapper, error, state);
                  }
                });
              } else {
                state.value = value;
                state.state = FULFILLED;
                notify(promise, state, false);
              }
            } catch (error) {
              internalReject(promise, {done: false}, error, state);
            }
          };
          if (FORCED) {
            PromiseConstructor = function Promise(executor) {
              anInstance(this, PromiseConstructor, PROMISE);
              aFunction(executor);
              Internal.call(this);
              var state = getInternalState(this);
              try {
                executor(bind(internalResolve, this, state), bind(internalReject, this, state));
              } catch (error) {
                internalReject(this, state, error);
              }
            };
            Internal = function Promise(executor) {
              setInternalState(this, {
                type: PROMISE,
                done: false,
                notified: false,
                parent: false,
                reactions: [],
                rejection: false,
                state: PENDING,
                value: undefined
              });
            };
            Internal.prototype = redefineAll(PromiseConstructor.prototype, {
              then: function then(onFulfilled, onRejected) {
                var state = getInternalPromiseState(this);
                var reaction = newPromiseCapability(speciesConstructor(this, PromiseConstructor));
                reaction.ok = typeof onFulfilled == 'function' ? onFulfilled : true;
                reaction.fail = typeof onRejected == 'function' && onRejected;
                reaction.domain = IS_NODE ? process.domain : undefined;
                state.parent = true;
                state.reactions.push(reaction);
                if (state.state != PENDING)
                  notify(this, state, false);
                return reaction.promise;
              },
              'catch': function (onRejected) {
                return this.then(undefined, onRejected);
              }
            });
            OwnPromiseCapability = function () {
              var promise = new Internal();
              var state = getInternalState(promise);
              this.promise = promise;
              this.resolve = bind(internalResolve, promise, state);
              this.reject = bind(internalReject, promise, state);
            };
            newPromiseCapabilityModule.f = newPromiseCapability = function (C) {
              return C === PromiseConstructor || C === PromiseWrapper ? new OwnPromiseCapability(C) : newGenericPromiseCapability(C);
            };
            if (!IS_PURE && typeof NativePromise == 'function') {
              nativeThen = NativePromise.prototype.then;
              redefine(NativePromise.prototype, 'then', function then(onFulfilled, onRejected) {
                var that = this;
                return new PromiseConstructor(function (resolve, reject) {
                  nativeThen.call(that, resolve, reject);
                }).then(onFulfilled, onRejected);
              });
              if (typeof $fetch == 'function')
                $({
                  global: true,
                  enumerable: true,
                  forced: true
                }, {
                  fetch: function fetch(input) {
                    return promiseResolve(PromiseConstructor, $fetch.apply(global, arguments));
                  }
                });
            }
          }
          $({
            global: true,
            wrap: true,
            forced: FORCED
          }, {Promise: PromiseConstructor});
          setToStringTag(PromiseConstructor, PROMISE, false, true);
          setSpecies(PROMISE);
          PromiseWrapper = path[PROMISE];
          $({
            target: PROMISE,
            stat: true,
            forced: FORCED
          }, {
            reject: function reject(r) {
              var capability = newPromiseCapability(this);
              capability.reject.call(undefined, r);
              return capability.promise;
            }
          });
          $({
            target: PROMISE,
            stat: true,
            forced: IS_PURE || FORCED
          }, {
            resolve: function resolve(x) {
              return promiseResolve(IS_PURE && this === PromiseWrapper ? PromiseConstructor : this, x);
            }
          });
          $({
            target: PROMISE,
            stat: true,
            forced: INCORRECT_ITERATION
          }, {
            all: function all(iterable) {
              var C = this;
              var capability = newPromiseCapability(C);
              var resolve = capability.resolve;
              var reject = capability.reject;
              var result = perform(function () {
                var $promiseResolve = aFunction(C.resolve);
                var values = [];
                var counter = 0;
                var remaining = 1;
                iterate(iterable, function (promise) {
                  var index = counter++;
                  var alreadyCalled = false;
                  values.push(undefined);
                  remaining++;
                  $promiseResolve.call(C, promise).then(function (value) {
                    if (alreadyCalled)
                      return;
                    alreadyCalled = true;
                    values[index] = value;
                    --remaining || resolve(values);
                  }, reject);
                });
                --remaining || resolve(values);
              });
              if (result.error)
                reject(result.value);
              return capability.promise;
            },
            race: function race(iterable) {
              var C = this;
              var capability = newPromiseCapability(C);
              var reject = capability.reject;
              var result = perform(function () {
                var $promiseResolve = aFunction(C.resolve);
                iterate(iterable, function (promise) {
                  $promiseResolve.call(C, promise).then(capability.resolve, reject);
                });
              });
              if (result.error)
                reject(result.value);
              return capability.promise;
            }
          });
  
          /***/
        }),
        /* 106 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          module.exports = global.Promise;
  
          /***/
        }),
        /* 107 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var redefine = __w_pdfjs_require__(26);
          module.exports = function (target, src, options) {
            for (var key in src)
              redefine(target, key, src[key], options);
            return target;
          };
  
          /***/
        }),
        /* 108 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var getBuiltIn = __w_pdfjs_require__(38);
          var definePropertyModule = __w_pdfjs_require__(24);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var DESCRIPTORS = __w_pdfjs_require__(10);
          var SPECIES = wellKnownSymbol('species');
          module.exports = function (CONSTRUCTOR_NAME) {
            var Constructor = getBuiltIn(CONSTRUCTOR_NAME);
            var defineProperty = definePropertyModule.f;
            if (DESCRIPTORS && Constructor && !Constructor[SPECIES]) {
              defineProperty(Constructor, SPECIES, {
                configurable: true,
                get: function () {
                  return this;
                }
              });
            }
          };
  
          /***/
        }),
        /* 109 */
        /***/ (function (module, exports) {
  
          module.exports = function (it, Constructor, name) {
            if (!(it instanceof Constructor)) {
              throw TypeError('Incorrect ' + (name ? name + ' ' : '') + 'invocation');
            }
            return it;
          };
  
          /***/
        }),
        /* 110 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var anObject = __w_pdfjs_require__(25);
          var isArrayIteratorMethod = __w_pdfjs_require__(84);
          var toLength = __w_pdfjs_require__(43);
          var bind = __w_pdfjs_require__(55);
          var getIteratorMethod = __w_pdfjs_require__(86);
          var callWithSafeIterationClosing = __w_pdfjs_require__(83);
          var Result = function (stopped, result) {
            this.stopped = stopped;
            this.result = result;
          };
          var iterate = module.exports = function (iterable, fn, that, AS_ENTRIES, IS_ITERATOR) {
            var boundFunction = bind(fn, that, AS_ENTRIES ? 2 : 1);
            var iterator, iterFn, index, length, result, step;
            if (IS_ITERATOR) {
              iterator = iterable;
            } else {
              iterFn = getIteratorMethod(iterable);
              if (typeof iterFn != 'function')
                throw TypeError('Target is not iterable');
              if (isArrayIteratorMethod(iterFn)) {
                for (index = 0, length = toLength(iterable.length); length > index; index++) {
                  result = AS_ENTRIES ? boundFunction(anObject(step = iterable[index])[0], step[1]) : boundFunction(iterable[index]);
                  if (result && result instanceof Result)
                    return result;
                }
                return new Result(false);
              }
              iterator = iterFn.call(iterable);
            }
            while (!(step = iterator.next()).done) {
              result = callWithSafeIterationClosing(iterator, boundFunction, step.value, AS_ENTRIES);
              if (result && result instanceof Result)
                return result;
            }
            return new Result(false);
          };
          iterate.stop = function (result) {
            return new Result(true, result);
          };
  
          /***/
        }),
        /* 111 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var anObject = __w_pdfjs_require__(25);
          var aFunction = __w_pdfjs_require__(56);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var SPECIES = wellKnownSymbol('species');
          module.exports = function (O, defaultConstructor) {
            var C = anObject(O).constructor;
            var S;
            return C === undefined || (S = anObject(C)[SPECIES]) == undefined ? defaultConstructor : aFunction(S);
          };
  
          /***/
        }),
        /* 112 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          var fails = __w_pdfjs_require__(11);
          var classof = __w_pdfjs_require__(16);
          var bind = __w_pdfjs_require__(55);
          var html = __w_pdfjs_require__(67);
          var createElement = __w_pdfjs_require__(22);
          var location = global.location;
          var set = global.setImmediate;
          var clear = global.clearImmediate;
          var process = global.process;
          var MessageChannel = global.MessageChannel;
          var Dispatch = global.Dispatch;
          var counter = 0;
          var queue = {};
          var ONREADYSTATECHANGE = 'onreadystatechange';
          var defer, channel, port;
          var run = function (id) {
            if (queue.hasOwnProperty(id)) {
              var fn = queue[id];
              delete queue[id];
              fn();
            }
          };
          var runner = function (id) {
            return function () {
              run(id);
            };
          };
          var listener = function (event) {
            run(event.data);
          };
          var post = function (id) {
            global.postMessage(id + '', location.protocol + '//' + location.host);
          };
          if (!set || !clear) {
            set = function setImmediate(fn) {
              var args = [];
              var i = 1;
              while (arguments.length > i)
                args.push(arguments[i++]);
              queue[++counter] = function () {
                (typeof fn == 'function' ? fn : Function(fn)).apply(undefined, args);
              };
              defer(counter);
              return counter;
            };
            clear = function clearImmediate(id) {
              delete queue[id];
            };
            if (classof(process) == 'process') {
              defer = function (id) {
                process.nextTick(runner(id));
              };
            } else if (Dispatch && Dispatch.now) {
              defer = function (id) {
                Dispatch.now(runner(id));
              };
            } else if (MessageChannel) {
              channel = new MessageChannel();
              port = channel.port2;
              channel.port1.onmessage = listener;
              defer = bind(port.postMessage, port, 1);
            } else if (global.addEventListener && typeof postMessage == 'function' && !global.importScripts && !fails(post)) {
              defer = post;
              global.addEventListener('message', listener, false);
            } else if (ONREADYSTATECHANGE in createElement('script')) {
              defer = function (id) {
                html.appendChild(createElement('script'))[ONREADYSTATECHANGE] = function () {
                  html.removeChild(this);
                  run(id);
                };
              };
            } else {
              defer = function (id) {
                setTimeout(runner(id), 0);
              };
            }
          }
          module.exports = {
            set: set,
            clear: clear
          };
  
          /***/
        }),
        /* 113 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          var getOwnPropertyDescriptor = __w_pdfjs_require__(9).f;
          var classof = __w_pdfjs_require__(16);
          var macrotask = __w_pdfjs_require__(112).set;
          var userAgent = __w_pdfjs_require__(114);
          var MutationObserver = global.MutationObserver || global.WebKitMutationObserver;
          var process = global.process;
          var Promise = global.Promise;
          var IS_NODE = classof(process) == 'process';
          var queueMicrotaskDescriptor = getOwnPropertyDescriptor(global, 'queueMicrotask');
          var queueMicrotask = queueMicrotaskDescriptor && queueMicrotaskDescriptor.value;
          var flush, head, last, notify, toggle, node, promise, then;
          if (!queueMicrotask) {
            flush = function () {
              var parent, fn;
              if (IS_NODE && (parent = process.domain))
                parent.exit();
              while (head) {
                fn = head.fn;
                head = head.next;
                try {
                  fn();
                } catch (error) {
                  if (head)
                    notify();
                  else
                    last = undefined;
                  throw error;
                }
              }
              last = undefined;
              if (parent)
                parent.enter();
            };
            if (IS_NODE) {
              notify = function () {
                process.nextTick(flush);
              };
            } else if (MutationObserver && !/(iphone|ipod|ipad).*applewebkit/i.test(userAgent)) {
              toggle = true;
              node = document.createTextNode('');
              new MutationObserver(flush).observe(node, {characterData: true});
              notify = function () {
                node.data = toggle = !toggle;
              };
            } else if (Promise && Promise.resolve) {
              promise = Promise.resolve(undefined);
              then = promise.then;
              notify = function () {
                then.call(promise, flush);
              };
            } else {
              notify = function () {
                macrotask.call(global, flush);
              };
            }
          }
          module.exports = queueMicrotask || function (fn) {
            var task = {
              fn: fn,
              next: undefined
            };
            if (last)
              last.next = task;
            if (!head) {
              head = task;
              notify();
            }
            last = task;
          };
  
          /***/
        }),
        /* 114 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var getBuiltIn = __w_pdfjs_require__(38);
          module.exports = getBuiltIn('navigator', 'userAgent') || '';
  
          /***/
        }),
        /* 115 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var anObject = __w_pdfjs_require__(25);
          var isObject = __w_pdfjs_require__(19);
          var newPromiseCapability = __w_pdfjs_require__(116);
          module.exports = function (C, x) {
            anObject(C);
            if (isObject(x) && x.constructor === C)
              return x;
            var promiseCapability = newPromiseCapability.f(C);
            var resolve = promiseCapability.resolve;
            resolve(x);
            return promiseCapability.promise;
          };
  
          /***/
        }),
        /* 116 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var aFunction = __w_pdfjs_require__(56);
          var PromiseCapability = function (C) {
            var resolve, reject;
            this.promise = new C(function ($$resolve, $$reject) {
              if (resolve !== undefined || reject !== undefined)
                throw TypeError('Bad Promise constructor');
              resolve = $$resolve;
              reject = $$reject;
            });
            this.resolve = aFunction(resolve);
            this.reject = aFunction(reject);
          };
          module.exports.f = function (C) {
            return new PromiseCapability(C);
          };
  
          /***/
        }),
        /* 117 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          module.exports = function (a, b) {
            var console = global.console;
            if (console && console.error) {
              arguments.length === 1 ? console.error(a) : console.error(a, b);
            }
          };
  
          /***/
        }),
        /* 118 */
        /***/ (function (module, exports) {
  
          module.exports = function (exec) {
            try {
              return {
                error: false,
                value: exec()
              };
            } catch (error) {
              return {
                error: true,
                value: error
              };
            }
          };
  
          /***/
        }),
        /* 119 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var aFunction = __w_pdfjs_require__(56);
          var newPromiseCapabilityModule = __w_pdfjs_require__(116);
          var perform = __w_pdfjs_require__(118);
          var iterate = __w_pdfjs_require__(110);
          $({
            target: 'Promise',
            stat: true
          }, {
            allSettled: function allSettled(iterable) {
              var C = this;
              var capability = newPromiseCapabilityModule.f(C);
              var resolve = capability.resolve;
              var reject = capability.reject;
              var result = perform(function () {
                var promiseResolve = aFunction(C.resolve);
                var values = [];
                var counter = 0;
                var remaining = 1;
                iterate(iterable, function (promise) {
                  var index = counter++;
                  var alreadyCalled = false;
                  values.push(undefined);
                  remaining++;
                  promiseResolve.call(C, promise).then(function (value) {
                    if (alreadyCalled)
                      return;
                    alreadyCalled = true;
                    values[index] = {
                      status: 'fulfilled',
                      value: value
                    };
                    --remaining || resolve(values);
                  }, function (e) {
                    if (alreadyCalled)
                      return;
                    alreadyCalled = true;
                    values[index] = {
                      status: 'rejected',
                      reason: e
                    };
                    --remaining || resolve(values);
                  });
                });
                --remaining || resolve(values);
              });
              if (result.error)
                reject(result.value);
              return capability.promise;
            }
          });
  
          /***/
        }),
        /* 120 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var IS_PURE = __w_pdfjs_require__(29);
          var NativePromise = __w_pdfjs_require__(106);
          var getBuiltIn = __w_pdfjs_require__(38);
          var speciesConstructor = __w_pdfjs_require__(111);
          var promiseResolve = __w_pdfjs_require__(115);
          var redefine = __w_pdfjs_require__(26);
          $({
            target: 'Promise',
            proto: true,
            real: true
          }, {
            'finally': function (onFinally) {
              var C = speciesConstructor(this, getBuiltIn('Promise'));
              var isFunction = typeof onFinally == 'function';
              return this.then(isFunction ? function (x) {
                return promiseResolve(C, onFinally()).then(function () {
                  return x;
                });
              } : onFinally, isFunction ? function (e) {
                return promiseResolve(C, onFinally()).then(function () {
                  throw e;
                });
              } : onFinally);
            }
          });
          if (!IS_PURE && typeof NativePromise == 'function' && !NativePromise.prototype['finally']) {
            redefine(NativePromise.prototype, 'finally', getBuiltIn('Promise').prototype['finally']);
          }
  
          /***/
        }),
        /* 121 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(122);
          __w_pdfjs_require__(127);
          __w_pdfjs_require__(125);
          var path = __w_pdfjs_require__(39);
          module.exports = path.URL;
  
          /***/
        }),
        /* 122 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          __w_pdfjs_require__(69);
          var $ = __w_pdfjs_require__(7);
          var DESCRIPTORS = __w_pdfjs_require__(10);
          var USE_NATIVE_URL = __w_pdfjs_require__(123);
          var global = __w_pdfjs_require__(8);
          var defineProperties = __w_pdfjs_require__(65);
          var redefine = __w_pdfjs_require__(26);
          var anInstance = __w_pdfjs_require__(109);
          var has = __w_pdfjs_require__(20);
          var assign = __w_pdfjs_require__(91);
          var arrayFrom = __w_pdfjs_require__(82);
          var codeAt = __w_pdfjs_require__(70).codeAt;
          var toASCII = __w_pdfjs_require__(124);
          var setToStringTag = __w_pdfjs_require__(77);
          var URLSearchParamsModule = __w_pdfjs_require__(125);
          var InternalStateModule = __w_pdfjs_require__(31);
          var NativeURL = global.URL;
          var URLSearchParams = URLSearchParamsModule.URLSearchParams;
          var getInternalSearchParamsState = URLSearchParamsModule.getState;
          var setInternalState = InternalStateModule.set;
          var getInternalURLState = InternalStateModule.getterFor('URL');
          var floor = Math.floor;
          var pow = Math.pow;
          var INVALID_AUTHORITY = 'Invalid authority';
          var INVALID_SCHEME = 'Invalid scheme';
          var INVALID_HOST = 'Invalid host';
          var INVALID_PORT = 'Invalid port';
          var ALPHA = /[A-Za-z]/;
          var ALPHANUMERIC = /[\d+\-.A-Za-z]/;
          var DIGIT = /\d/;
          var HEX_START = /^(0x|0X)/;
          var OCT = /^[0-7]+$/;
          var DEC = /^\d+$/;
          var HEX = /^[\dA-Fa-f]+$/;
          var FORBIDDEN_HOST_CODE_POINT = /[\u0000\u0009\u000A\u000D #%/:?@[\\]]/;
          var FORBIDDEN_HOST_CODE_POINT_EXCLUDING_PERCENT = /[\u0000\u0009\u000A\u000D #/:?@[\\]]/;
          var LEADING_AND_TRAILING_C0_CONTROL_OR_SPACE = /^[\u0000-\u001F ]+|[\u0000-\u001F ]+$/g;
          var TAB_AND_NEW_LINE = /[\u0009\u000A\u000D]/g;
          var EOF;
          var parseHost = function (url, input) {
            var result, codePoints, index;
            if (input.charAt(0) == '[') {
              if (input.charAt(input.length - 1) != ']')
                return INVALID_HOST;
              result = parseIPv6(input.slice(1, -1));
              if (!result)
                return INVALID_HOST;
              url.host = result;
            } else if (!isSpecial(url)) {
              if (FORBIDDEN_HOST_CODE_POINT_EXCLUDING_PERCENT.test(input))
                return INVALID_HOST;
              result = '';
              codePoints = arrayFrom(input);
              for (index = 0; index < codePoints.length; index++) {
                result += percentEncode(codePoints[index], C0ControlPercentEncodeSet);
              }
              url.host = result;
            } else {
              input = toASCII(input);
              if (FORBIDDEN_HOST_CODE_POINT.test(input))
                return INVALID_HOST;
              result = parseIPv4(input);
              if (result === null)
                return INVALID_HOST;
              url.host = result;
            }
          };
          var parseIPv4 = function (input) {
            var parts = input.split('.');
            var partsLength, numbers, index, part, radix, number, ipv4;
            if (parts.length && parts[parts.length - 1] == '') {
              parts.pop();
            }
            partsLength = parts.length;
            if (partsLength > 4)
              return input;
            numbers = [];
            for (index = 0; index < partsLength; index++) {
              part = parts[index];
              if (part == '')
                return input;
              radix = 10;
              if (part.length > 1 && part.charAt(0) == '0') {
                radix = HEX_START.test(part) ? 16 : 8;
                part = part.slice(radix == 8 ? 1 : 2);
              }
              if (part === '') {
                number = 0;
              } else {
                if (!(radix == 10 ? DEC : radix == 8 ? OCT : HEX).test(part))
                  return input;
                number = parseInt(part, radix);
              }
              numbers.push(number);
            }
            for (index = 0; index < partsLength; index++) {
              number = numbers[index];
              if (index == partsLength - 1) {
                if (number >= pow(256, 5 - partsLength))
                  return null;
              } else if (number > 255)
                return null;
            }
            ipv4 = numbers.pop();
            for (index = 0; index < numbers.length; index++) {
              ipv4 += numbers[index] * pow(256, 3 - index);
            }
            return ipv4;
          };
          var parseIPv6 = function (input) {
            var address = [
              0,
              0,
              0,
              0,
              0,
              0,
              0,
              0
            ];
            var pieceIndex = 0;
            var compress = null;
            var pointer = 0;
            var value, length, numbersSeen, ipv4Piece, number, swaps, swap;
            var char = function () {
              return input.charAt(pointer);
            };
            if (char() == ':') {
              if (input.charAt(1) != ':')
                return;
              pointer += 2;
              pieceIndex++;
              compress = pieceIndex;
            }
            while (char()) {
              if (pieceIndex == 8)
                return;
              if (char() == ':') {
                if (compress !== null)
                  return;
                pointer++;
                pieceIndex++;
                compress = pieceIndex;
                continue;
              }
              value = length = 0;
              while (length < 4 && HEX.test(char())) {
                value = value * 16 + parseInt(char(), 16);
                pointer++;
                length++;
              }
              if (char() == '.') {
                if (length == 0)
                  return;
                pointer -= length;
                if (pieceIndex > 6)
                  return;
                numbersSeen = 0;
                while (char()) {
                  ipv4Piece = null;
                  if (numbersSeen > 0) {
                    if (char() == '.' && numbersSeen < 4)
                      pointer++;
                    else
                      return;
                  }
                  if (!DIGIT.test(char()))
                    return;
                  while (DIGIT.test(char())) {
                    number = parseInt(char(), 10);
                    if (ipv4Piece === null)
                      ipv4Piece = number;
                    else if (ipv4Piece == 0)
                      return;
                    else
                      ipv4Piece = ipv4Piece * 10 + number;
                    if (ipv4Piece > 255)
                      return;
                    pointer++;
                  }
                  address[pieceIndex] = address[pieceIndex] * 256 + ipv4Piece;
                  numbersSeen++;
                  if (numbersSeen == 2 || numbersSeen == 4)
                    pieceIndex++;
                }
                if (numbersSeen != 4)
                  return;
                break;
              } else if (char() == ':') {
                pointer++;
                if (!char())
                  return;
              } else if (char())
                return;
              address[pieceIndex++] = value;
            }
            if (compress !== null) {
              swaps = pieceIndex - compress;
              pieceIndex = 7;
              while (pieceIndex != 0 && swaps > 0) {
                swap = address[pieceIndex];
                address[pieceIndex--] = address[compress + swaps - 1];
                address[compress + --swaps] = swap;
              }
            } else if (pieceIndex != 8)
              return;
            return address;
          };
          var findLongestZeroSequence = function (ipv6) {
            var maxIndex = null;
            var maxLength = 1;
            var currStart = null;
            var currLength = 0;
            var index = 0;
            for (; index < 8; index++) {
              if (ipv6[index] !== 0) {
                if (currLength > maxLength) {
                  maxIndex = currStart;
                  maxLength = currLength;
                }
                currStart = null;
                currLength = 0;
              } else {
                if (currStart === null)
                  currStart = index;
                ++currLength;
              }
            }
            if (currLength > maxLength) {
              maxIndex = currStart;
              maxLength = currLength;
            }
            return maxIndex;
          };
          var serializeHost = function (host) {
            var result, index, compress, ignore0;
            if (typeof host == 'number') {
              result = [];
              for (index = 0; index < 4; index++) {
                result.unshift(host % 256);
                host = floor(host / 256);
              }
              return result.join('.');
            } else if (typeof host == 'object') {
              result = '';
              compress = findLongestZeroSequence(host);
              for (index = 0; index < 8; index++) {
                if (ignore0 && host[index] === 0)
                  continue;
                if (ignore0)
                  ignore0 = false;
                if (compress === index) {
                  result += index ? ':' : '::';
                  ignore0 = true;
                } else {
                  result += host[index].toString(16);
                  if (index < 7)
                    result += ':';
                }
              }
              return '[' + result + ']';
            }
            return host;
          };
          var C0ControlPercentEncodeSet = {};
          var fragmentPercentEncodeSet = assign({}, C0ControlPercentEncodeSet, {
            ' ': 1,
            '"': 1,
            '<': 1,
            '>': 1,
            '`': 1
          });
          var pathPercentEncodeSet = assign({}, fragmentPercentEncodeSet, {
            '#': 1,
            '?': 1,
            '{': 1,
            '}': 1
          });
          var userinfoPercentEncodeSet = assign({}, pathPercentEncodeSet, {
            '/': 1,
            ':': 1,
            ';': 1,
            '=': 1,
            '@': 1,
            '[': 1,
            '\\': 1,
            ']': 1,
            '^': 1,
            '|': 1
          });
          var percentEncode = function (char, set) {
            var code = codeAt(char, 0);
            return code > 0x20 && code < 0x7F && !has(set, char) ? char : encodeURIComponent(char);
          };
          var specialSchemes = {
            ftp: 21,
            file: null,
            gopher: 70,
            http: 80,
            https: 443,
            ws: 80,
            wss: 443
          };
          var isSpecial = function (url) {
            return has(specialSchemes, url.scheme);
          };
          var includesCredentials = function (url) {
            return url.username != '' || url.password != '';
          };
          var cannotHaveUsernamePasswordPort = function (url) {
            return !url.host || url.cannotBeABaseURL || url.scheme == 'file';
          };
          var isWindowsDriveLetter = function (string, normalized) {
            var second;
            return string.length == 2 && ALPHA.test(string.charAt(0)) && ((second = string.charAt(1)) == ':' || !normalized && second == '|');
          };
          var startsWithWindowsDriveLetter = function (string) {
            var third;
            return string.length > 1 && isWindowsDriveLetter(string.slice(0, 2)) && (string.length == 2 || ((third = string.charAt(2)) === '/' || third === '\\' || third === '?' || third === '#'));
          };
          var shortenURLsPath = function (url) {
            var path = url.path;
            var pathSize = path.length;
            if (pathSize && (url.scheme != 'file' || pathSize != 1 || !isWindowsDriveLetter(path[0], true))) {
              path.pop();
            }
          };
          var isSingleDot = function (segment) {
            return segment === '.' || segment.toLowerCase() === '%2e';
          };
          var isDoubleDot = function (segment) {
            segment = segment.toLowerCase();
            return segment === '..' || segment === '%2e.' || segment === '.%2e' || segment === '%2e%2e';
          };
          var SCHEME_START = {};
          var SCHEME = {};
          var NO_SCHEME = {};
          var SPECIAL_RELATIVE_OR_AUTHORITY = {};
          var PATH_OR_AUTHORITY = {};
          var RELATIVE = {};
          var RELATIVE_SLASH = {};
          var SPECIAL_AUTHORITY_SLASHES = {};
          var SPECIAL_AUTHORITY_IGNORE_SLASHES = {};
          var AUTHORITY = {};
          var HOST = {};
          var HOSTNAME = {};
          var PORT = {};
          var FILE = {};
          var FILE_SLASH = {};
          var FILE_HOST = {};
          var PATH_START = {};
          var PATH = {};
          var CANNOT_BE_A_BASE_URL_PATH = {};
          var QUERY = {};
          var FRAGMENT = {};
          var parseURL = function (url, input, stateOverride, base) {
            var state = stateOverride || SCHEME_START;
            var pointer = 0;
            var buffer = '';
            var seenAt = false;
            var seenBracket = false;
            var seenPasswordToken = false;
            var codePoints, char, bufferCodePoints, failure;
            if (!stateOverride) {
              url.scheme = '';
              url.username = '';
              url.password = '';
              url.host = null;
              url.port = null;
              url.path = [];
              url.query = null;
              url.fragment = null;
              url.cannotBeABaseURL = false;
              input = input.replace(LEADING_AND_TRAILING_C0_CONTROL_OR_SPACE, '');
            }
            input = input.replace(TAB_AND_NEW_LINE, '');
            codePoints = arrayFrom(input);
            while (pointer <= codePoints.length) {
              char = codePoints[pointer];
              switch (state) {
                case SCHEME_START:
                  if (char && ALPHA.test(char)) {
                    buffer += char.toLowerCase();
                    state = SCHEME;
                  } else if (!stateOverride) {
                    state = NO_SCHEME;
                    continue;
                  } else
                    return INVALID_SCHEME;
                  break;
                case SCHEME:
                  if (char && (ALPHANUMERIC.test(char) || char == '+' || char == '-' || char == '.')) {
                    buffer += char.toLowerCase();
                  } else if (char == ':') {
                    if (stateOverride && (isSpecial(url) != has(specialSchemes, buffer) || buffer == 'file' && (includesCredentials(url) || url.port !== null) || url.scheme == 'file' && !url.host))
                      return;
                    url.scheme = buffer;
                    if (stateOverride) {
                      if (isSpecial(url) && specialSchemes[url.scheme] == url.port)
                        url.port = null;
                      return;
                    }
                    buffer = '';
                    if (url.scheme == 'file') {
                      state = FILE;
                    } else if (isSpecial(url) && base && base.scheme == url.scheme) {
                      state = SPECIAL_RELATIVE_OR_AUTHORITY;
                    } else if (isSpecial(url)) {
                      state = SPECIAL_AUTHORITY_SLASHES;
                    } else if (codePoints[pointer + 1] == '/') {
                      state = PATH_OR_AUTHORITY;
                      pointer++;
                    } else {
                      url.cannotBeABaseURL = true;
                      url.path.push('');
                      state = CANNOT_BE_A_BASE_URL_PATH;
                    }
                  } else if (!stateOverride) {
                    buffer = '';
                    state = NO_SCHEME;
                    pointer = 0;
                    continue;
                  } else
                    return INVALID_SCHEME;
                  break;
                case NO_SCHEME:
                  if (!base || base.cannotBeABaseURL && char != '#')
                    return INVALID_SCHEME;
                  if (base.cannotBeABaseURL && char == '#') {
                    url.scheme = base.scheme;
                    url.path = base.path.slice();
                    url.query = base.query;
                    url.fragment = '';
                    url.cannotBeABaseURL = true;
                    state = FRAGMENT;
                    break;
                  }
                  state = base.scheme == 'file' ? FILE : RELATIVE;
                  continue;
                case SPECIAL_RELATIVE_OR_AUTHORITY:
                  if (char == '/' && codePoints[pointer + 1] == '/') {
                    state = SPECIAL_AUTHORITY_IGNORE_SLASHES;
                    pointer++;
                  } else {
                    state = RELATIVE;
                    continue;
                  }
                  break;
                case PATH_OR_AUTHORITY:
                  if (char == '/') {
                    state = AUTHORITY;
                    break;
                  } else {
                    state = PATH;
                    continue;
                  }
                case RELATIVE:
                  url.scheme = base.scheme;
                  if (char == EOF) {
                    url.username = base.username;
                    url.password = base.password;
                    url.host = base.host;
                    url.port = base.port;
                    url.path = base.path.slice();
                    url.query = base.query;
                  } else if (char == '/' || char == '\\' && isSpecial(url)) {
                    state = RELATIVE_SLASH;
                  } else if (char == '?') {
                    url.username = base.username;
                    url.password = base.password;
                    url.host = base.host;
                    url.port = base.port;
                    url.path = base.path.slice();
                    url.query = '';
                    state = QUERY;
                  } else if (char == '#') {
                    url.username = base.username;
                    url.password = base.password;
                    url.host = base.host;
                    url.port = base.port;
                    url.path = base.path.slice();
                    url.query = base.query;
                    url.fragment = '';
                    state = FRAGMENT;
                  } else {
                    url.username = base.username;
                    url.password = base.password;
                    url.host = base.host;
                    url.port = base.port;
                    url.path = base.path.slice();
                    url.path.pop();
                    state = PATH;
                    continue;
                  }
                  break;
                case RELATIVE_SLASH:
                  if (isSpecial(url) && (char == '/' || char == '\\')) {
                    state = SPECIAL_AUTHORITY_IGNORE_SLASHES;
                  } else if (char == '/') {
                    state = AUTHORITY;
                  } else {
                    url.username = base.username;
                    url.password = base.password;
                    url.host = base.host;
                    url.port = base.port;
                    state = PATH;
                    continue;
                  }
                  break;
                case SPECIAL_AUTHORITY_SLASHES:
                  state = SPECIAL_AUTHORITY_IGNORE_SLASHES;
                  if (char != '/' || buffer.charAt(pointer + 1) != '/')
                    continue;
                  pointer++;
                  break;
                case SPECIAL_AUTHORITY_IGNORE_SLASHES:
                  if (char != '/' && char != '\\') {
                    state = AUTHORITY;
                    continue;
                  }
                  break;
                case AUTHORITY:
                  if (char == '@') {
                    if (seenAt)
                      buffer = '%40' + buffer;
                    seenAt = true;
                    bufferCodePoints = arrayFrom(buffer);
                    for (var i = 0; i < bufferCodePoints.length; i++) {
                      var codePoint = bufferCodePoints[i];
                      if (codePoint == ':' && !seenPasswordToken) {
                        seenPasswordToken = true;
                        continue;
                      }
                      var encodedCodePoints = percentEncode(codePoint, userinfoPercentEncodeSet);
                      if (seenPasswordToken)
                        url.password += encodedCodePoints;
                      else
                        url.username += encodedCodePoints;
                    }
                    buffer = '';
                  } else if (char == EOF || char == '/' || char == '?' || char == '#' || char == '\\' && isSpecial(url)) {
                    if (seenAt && buffer == '')
                      return INVALID_AUTHORITY;
                    pointer -= arrayFrom(buffer).length + 1;
                    buffer = '';
                    state = HOST;
                  } else
                    buffer += char;
                  break;
                case HOST:
                case HOSTNAME:
                  if (stateOverride && url.scheme == 'file') {
                    state = FILE_HOST;
                    continue;
                  } else if (char == ':' && !seenBracket) {
                    if (buffer == '')
                      return INVALID_HOST;
                    failure = parseHost(url, buffer);
                    if (failure)
                      return failure;
                    buffer = '';
                    state = PORT;
                    if (stateOverride == HOSTNAME)
                      return;
                  } else if (char == EOF || char == '/' || char == '?' || char == '#' || char == '\\' && isSpecial(url)) {
                    if (isSpecial(url) && buffer == '')
                      return INVALID_HOST;
                    if (stateOverride && buffer == '' && (includesCredentials(url) || url.port !== null))
                      return;
                    failure = parseHost(url, buffer);
                    if (failure)
                      return failure;
                    buffer = '';
                    state = PATH_START;
                    if (stateOverride)
                      return;
                    continue;
                  } else {
                    if (char == '[')
                      seenBracket = true;
                    else if (char == ']')
                      seenBracket = false;
                    buffer += char;
                  }
                  break;
                case PORT:
                  if (DIGIT.test(char)) {
                    buffer += char;
                  } else if (char == EOF || char == '/' || char == '?' || char == '#' || char == '\\' && isSpecial(url) || stateOverride) {
                    if (buffer != '') {
                      var port = parseInt(buffer, 10);
                      if (port > 0xFFFF)
                        return INVALID_PORT;
                      url.port = isSpecial(url) && port === specialSchemes[url.scheme] ? null : port;
                      buffer = '';
                    }
                    if (stateOverride)
                      return;
                    state = PATH_START;
                    continue;
                  } else
                    return INVALID_PORT;
                  break;
                case FILE:
                  url.scheme = 'file';
                  if (char == '/' || char == '\\')
                    state = FILE_SLASH;
                  else if (base && base.scheme == 'file') {
                    if (char == EOF) {
                      url.host = base.host;
                      url.path = base.path.slice();
                      url.query = base.query;
                    } else if (char == '?') {
                      url.host = base.host;
                      url.path = base.path.slice();
                      url.query = '';
                      state = QUERY;
                    } else if (char == '#') {
                      url.host = base.host;
                      url.path = base.path.slice();
                      url.query = base.query;
                      url.fragment = '';
                      state = FRAGMENT;
                    } else {
                      if (!startsWithWindowsDriveLetter(codePoints.slice(pointer).join(''))) {
                        url.host = base.host;
                        url.path = base.path.slice();
                        shortenURLsPath(url);
                      }
                      state = PATH;
                      continue;
                    }
                  } else {
                    state = PATH;
                    continue;
                  }
                  break;
                case FILE_SLASH:
                  if (char == '/' || char == '\\') {
                    state = FILE_HOST;
                    break;
                  }
                  if (base && base.scheme == 'file' && !startsWithWindowsDriveLetter(codePoints.slice(pointer).join(''))) {
                    if (isWindowsDriveLetter(base.path[0], true))
                      url.path.push(base.path[0]);
                    else
                      url.host = base.host;
                  }
                  state = PATH;
                  continue;
                case FILE_HOST:
                  if (char == EOF || char == '/' || char == '\\' || char == '?' || char == '#') {
                    if (!stateOverride && isWindowsDriveLetter(buffer)) {
                      state = PATH;
                    } else if (buffer == '') {
                      url.host = '';
                      if (stateOverride)
                        return;
                      state = PATH_START;
                    } else {
                      failure = parseHost(url, buffer);
                      if (failure)
                        return failure;
                      if (url.host == 'localhost')
                        url.host = '';
                      if (stateOverride)
                        return;
                      buffer = '';
                      state = PATH_START;
                    }
                    continue;
                  } else
                    buffer += char;
                  break;
                case PATH_START:
                  if (isSpecial(url)) {
                    state = PATH;
                    if (char != '/' && char != '\\')
                      continue;
                  } else if (!stateOverride && char == '?') {
                    url.query = '';
                    state = QUERY;
                  } else if (!stateOverride && char == '#') {
                    url.fragment = '';
                    state = FRAGMENT;
                  } else if (char != EOF) {
                    state = PATH;
                    if (char != '/')
                      continue;
                  }
                  break;
                case PATH:
                  if (char == EOF || char == '/' || char == '\\' && isSpecial(url) || !stateOverride && (char == '?' || char == '#')) {
                    if (isDoubleDot(buffer)) {
                      shortenURLsPath(url);
                      if (char != '/' && !(char == '\\' && isSpecial(url))) {
                        url.path.push('');
                      }
                    } else if (isSingleDot(buffer)) {
                      if (char != '/' && !(char == '\\' && isSpecial(url))) {
                        url.path.push('');
                      }
                    } else {
                      if (url.scheme == 'file' && !url.path.length && isWindowsDriveLetter(buffer)) {
                        if (url.host)
                          url.host = '';
                        buffer = buffer.charAt(0) + ':';
                      }
                      url.path.push(buffer);
                    }
                    buffer = '';
                    if (url.scheme == 'file' && (char == EOF || char == '?' || char == '#')) {
                      while (url.path.length > 1 && url.path[0] === '') {
                        url.path.shift();
                      }
                    }
                    if (char == '?') {
                      url.query = '';
                      state = QUERY;
                    } else if (char == '#') {
                      url.fragment = '';
                      state = FRAGMENT;
                    }
                  } else {
                    buffer += percentEncode(char, pathPercentEncodeSet);
                  }
                  break;
                case CANNOT_BE_A_BASE_URL_PATH:
                  if (char == '?') {
                    url.query = '';
                    state = QUERY;
                  } else if (char == '#') {
                    url.fragment = '';
                    state = FRAGMENT;
                  } else if (char != EOF) {
                    url.path[0] += percentEncode(char, C0ControlPercentEncodeSet);
                  }
                  break;
                case QUERY:
                  if (!stateOverride && char == '#') {
                    url.fragment = '';
                    state = FRAGMENT;
                  } else if (char != EOF) {
                    if (char == "'" && isSpecial(url))
                      url.query += '%27';
                    else if (char == '#')
                      url.query += '%23';
                    else
                      url.query += percentEncode(char, C0ControlPercentEncodeSet);
                  }
                  break;
                case FRAGMENT:
                  if (char != EOF)
                    url.fragment += percentEncode(char, fragmentPercentEncodeSet);
                  break;
              }
              pointer++;
            }
          };
          var URLConstructor = function URL(url) {
            var that = anInstance(this, URLConstructor, 'URL');
            var base = arguments.length > 1 ? arguments[1] : undefined;
            var urlString = String(url);
            var state = setInternalState(that, {type: 'URL'});
            var baseState, failure;
            if (base !== undefined) {
              if (base instanceof URLConstructor)
                baseState = getInternalURLState(base);
              else {
                failure = parseURL(baseState = {}, String(base));
                if (failure)
                  throw TypeError(failure);
              }
            }
            failure = parseURL(state, urlString, null, baseState);
            if (failure)
              throw TypeError(failure);
            var searchParams = state.searchParams = new URLSearchParams();
            var searchParamsState = getInternalSearchParamsState(searchParams);
            searchParamsState.updateSearchParams(state.query);
            searchParamsState.updateURL = function () {
              state.query = String(searchParams) || null;
            };
            if (!DESCRIPTORS) {
              that.href = serializeURL.call(that);
              that.origin = getOrigin.call(that);
              that.protocol = getProtocol.call(that);
              that.username = getUsername.call(that);
              that.password = getPassword.call(that);
              that.host = getHost.call(that);
              that.hostname = getHostname.call(that);
              that.port = getPort.call(that);
              that.pathname = getPathname.call(that);
              that.search = getSearch.call(that);
              that.searchParams = getSearchParams.call(that);
              that.hash = getHash.call(that);
            }
          };
          var URLPrototype = URLConstructor.prototype;
          var serializeURL = function () {
            var url = getInternalURLState(this);
            var scheme = url.scheme;
            var username = url.username;
            var password = url.password;
            var host = url.host;
            var port = url.port;
            var path = url.path;
            var query = url.query;
            var fragment = url.fragment;
            var output = scheme + ':';
            if (host !== null) {
              output += '//';
              if (includesCredentials(url)) {
                output += username + (password ? ':' + password : '') + '@';
              }
              output += serializeHost(host);
              if (port !== null)
                output += ':' + port;
            } else if (scheme == 'file')
              output += '//';
            output += url.cannotBeABaseURL ? path[0] : path.length ? '/' + path.join('/') : '';
            if (query !== null)
              output += '?' + query;
            if (fragment !== null)
              output += '#' + fragment;
            return output;
          };
          var getOrigin = function () {
            var url = getInternalURLState(this);
            var scheme = url.scheme;
            var port = url.port;
            if (scheme == 'blob')
              try {
                return new URL(scheme.path[0]).origin;
              } catch (error) {
                return 'null';
              }
            if (scheme == 'file' || !isSpecial(url))
              return 'null';
            return scheme + '://' + serializeHost(url.host) + (port !== null ? ':' + port : '');
          };
          var getProtocol = function () {
            return getInternalURLState(this).scheme + ':';
          };
          var getUsername = function () {
            return getInternalURLState(this).username;
          };
          var getPassword = function () {
            return getInternalURLState(this).password;
          };
          var getHost = function () {
            var url = getInternalURLState(this);
            var host = url.host;
            var port = url.port;
            return host === null ? '' : port === null ? serializeHost(host) : serializeHost(host) + ':' + port;
          };
          var getHostname = function () {
            var host = getInternalURLState(this).host;
            return host === null ? '' : serializeHost(host);
          };
          var getPort = function () {
            var port = getInternalURLState(this).port;
            return port === null ? '' : String(port);
          };
          var getPathname = function () {
            var url = getInternalURLState(this);
            var path = url.path;
            return url.cannotBeABaseURL ? path[0] : path.length ? '/' + path.join('/') : '';
          };
          var getSearch = function () {
            var query = getInternalURLState(this).query;
            return query ? '?' + query : '';
          };
          var getSearchParams = function () {
            return getInternalURLState(this).searchParams;
          };
          var getHash = function () {
            var fragment = getInternalURLState(this).fragment;
            return fragment ? '#' + fragment : '';
          };
          var accessorDescriptor = function (getter, setter) {
            return {
              get: getter,
              set: setter,
              configurable: true,
              enumerable: true
            };
          };
          if (DESCRIPTORS) {
            defineProperties(URLPrototype, {
              href: accessorDescriptor(serializeURL, function (href) {
                var url = getInternalURLState(this);
                var urlString = String(href);
                var failure = parseURL(url, urlString);
                if (failure)
                  throw TypeError(failure);
                getInternalSearchParamsState(url.searchParams).updateSearchParams(url.query);
              }),
              origin: accessorDescriptor(getOrigin),
              protocol: accessorDescriptor(getProtocol, function (protocol) {
                var url = getInternalURLState(this);
                parseURL(url, String(protocol) + ':', SCHEME_START);
              }),
              username: accessorDescriptor(getUsername, function (username) {
                var url = getInternalURLState(this);
                var codePoints = arrayFrom(String(username));
                if (cannotHaveUsernamePasswordPort(url))
                  return;
                url.username = '';
                for (var i = 0; i < codePoints.length; i++) {
                  url.username += percentEncode(codePoints[i], userinfoPercentEncodeSet);
                }
              }),
              password: accessorDescriptor(getPassword, function (password) {
                var url = getInternalURLState(this);
                var codePoints = arrayFrom(String(password));
                if (cannotHaveUsernamePasswordPort(url))
                  return;
                url.password = '';
                for (var i = 0; i < codePoints.length; i++) {
                  url.password += percentEncode(codePoints[i], userinfoPercentEncodeSet);
                }
              }),
              host: accessorDescriptor(getHost, function (host) {
                var url = getInternalURLState(this);
                if (url.cannotBeABaseURL)
                  return;
                parseURL(url, String(host), HOST);
              }),
              hostname: accessorDescriptor(getHostname, function (hostname) {
                var url = getInternalURLState(this);
                if (url.cannotBeABaseURL)
                  return;
                parseURL(url, String(hostname), HOSTNAME);
              }),
              port: accessorDescriptor(getPort, function (port) {
                var url = getInternalURLState(this);
                if (cannotHaveUsernamePasswordPort(url))
                  return;
                port = String(port);
                if (port == '')
                  url.port = null;
                else
                  parseURL(url, port, PORT);
              }),
              pathname: accessorDescriptor(getPathname, function (pathname) {
                var url = getInternalURLState(this);
                if (url.cannotBeABaseURL)
                  return;
                url.path = [];
                parseURL(url, pathname + '', PATH_START);
              }),
              search: accessorDescriptor(getSearch, function (search) {
                var url = getInternalURLState(this);
                search = String(search);
                if (search == '') {
                  url.query = null;
                } else {
                  if ('?' == search.charAt(0))
                    search = search.slice(1);
                  url.query = '';
                  parseURL(url, search, QUERY);
                }
                getInternalSearchParamsState(url.searchParams).updateSearchParams(url.query);
              }),
              searchParams: accessorDescriptor(getSearchParams),
              hash: accessorDescriptor(getHash, function (hash) {
                var url = getInternalURLState(this);
                hash = String(hash);
                if (hash == '') {
                  url.fragment = null;
                  return;
                }
                if ('#' == hash.charAt(0))
                  hash = hash.slice(1);
                url.fragment = '';
                parseURL(url, hash, FRAGMENT);
              })
            });
          }
          redefine(URLPrototype, 'toJSON', function toJSON() {
            return serializeURL.call(this);
          }, {enumerable: true});
          redefine(URLPrototype, 'toString', function toString() {
            return serializeURL.call(this);
          }, {enumerable: true});
          if (NativeURL) {
            var nativeCreateObjectURL = NativeURL.createObjectURL;
            var nativeRevokeObjectURL = NativeURL.revokeObjectURL;
            if (nativeCreateObjectURL)
              redefine(URLConstructor, 'createObjectURL', function createObjectURL(blob) {
                return nativeCreateObjectURL.apply(NativeURL, arguments);
              });
            if (nativeRevokeObjectURL)
              redefine(URLConstructor, 'revokeObjectURL', function revokeObjectURL(url) {
                return nativeRevokeObjectURL.apply(NativeURL, arguments);
              });
          }
          setToStringTag(URLConstructor, 'URL');
          $({
            global: true,
            forced: !USE_NATIVE_URL,
            sham: !DESCRIPTORS
          }, {URL: URLConstructor});
  
          /***/
        }),
        /* 123 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var fails = __w_pdfjs_require__(11);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var IS_PURE = __w_pdfjs_require__(29);
          var ITERATOR = wellKnownSymbol('iterator');
          module.exports = !fails(function () {
            var url = new URL('b?e=1', 'http://a');
            var searchParams = url.searchParams;
            url.pathname = 'c%20d';
            return IS_PURE && !url.toJSON || !searchParams.sort || url.href !== 'http://a/c%20d?e=1' || searchParams.get('e') !== '1' || String(new URLSearchParams('?a=1')) !== 'a=1' || !searchParams[ITERATOR] || new URL('https://a@b').username !== 'a' || new URLSearchParams(new URLSearchParams('a=b')).get('a') !== 'b' || new URL('http://тест').host !== 'xn--e1aybc' || new URL('http://a#б').hash !== '#%D0%B1';
          });
  
          /***/
        }),
        /* 124 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var maxInt = 2147483647;
          var base = 36;
          var tMin = 1;
          var tMax = 26;
          var skew = 38;
          var damp = 700;
          var initialBias = 72;
          var initialN = 128;
          var delimiter = '-';
          var regexNonASCII = /[^\0-\u007E]/;
          var regexSeparators = /[.\u3002\uFF0E\uFF61]/g;
          var OVERFLOW_ERROR = 'Overflow: input needs wider integers to process';
          var baseMinusTMin = base - tMin;
          var floor = Math.floor;
          var stringFromCharCode = String.fromCharCode;
          var ucs2decode = function (string) {
            var output = [];
            var counter = 0;
            var length = string.length;
            while (counter < length) {
              var value = string.charCodeAt(counter++);
              if (value >= 0xD800 && value <= 0xDBFF && counter < length) {
                var extra = string.charCodeAt(counter++);
                if ((extra & 0xFC00) == 0xDC00) {
                  output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);
                } else {
                  output.push(value);
                  counter--;
                }
              } else {
                output.push(value);
              }
            }
            return output;
          };
          var digitToBasic = function (digit) {
            return digit + 22 + 75 * (digit < 26);
          };
          var adapt = function (delta, numPoints, firstTime) {
            var k = 0;
            delta = firstTime ? floor(delta / damp) : delta >> 1;
            delta += floor(delta / numPoints);
            for (; delta > baseMinusTMin * tMax >> 1; k += base) {
              delta = floor(delta / baseMinusTMin);
            }
            return floor(k + (baseMinusTMin + 1) * delta / (delta + skew));
          };
          var encode = function (input) {
            var output = [];
            input = ucs2decode(input);
            var inputLength = input.length;
            var n = initialN;
            var delta = 0;
            var bias = initialBias;
            var i, currentValue;
            for (i = 0; i < input.length; i++) {
              currentValue = input[i];
              if (currentValue < 0x80) {
                output.push(stringFromCharCode(currentValue));
              }
            }
            var basicLength = output.length;
            var handledCPCount = basicLength;
            if (basicLength) {
              output.push(delimiter);
            }
            while (handledCPCount < inputLength) {
              var m = maxInt;
              for (i = 0; i < input.length; i++) {
                currentValue = input[i];
                if (currentValue >= n && currentValue < m) {
                  m = currentValue;
                }
              }
              var handledCPCountPlusOne = handledCPCount + 1;
              if (m - n > floor((maxInt - delta) / handledCPCountPlusOne)) {
                throw RangeError(OVERFLOW_ERROR);
              }
              delta += (m - n) * handledCPCountPlusOne;
              n = m;
              for (i = 0; i < input.length; i++) {
                currentValue = input[i];
                if (currentValue < n && ++delta > maxInt) {
                  throw RangeError(OVERFLOW_ERROR);
                }
                if (currentValue == n) {
                  var q = delta;
                  for (var k = base; ; k += base) {
                    var t = k <= bias ? tMin : k >= bias + tMax ? tMax : k - bias;
                    if (q < t)
                      break;
                    var qMinusT = q - t;
                    var baseMinusT = base - t;
                    output.push(stringFromCharCode(digitToBasic(t + qMinusT % baseMinusT)));
                    q = floor(qMinusT / baseMinusT);
                  }
                  output.push(stringFromCharCode(digitToBasic(q)));
                  bias = adapt(delta, handledCPCountPlusOne, handledCPCount == basicLength);
                  delta = 0;
                  ++handledCPCount;
                }
              }
              ++delta;
              ++n;
            }
            return output.join('');
          };
          module.exports = function (input) {
            var encoded = [];
            var labels = input.toLowerCase().replace(regexSeparators, '\u002E').split('.');
            var i, label;
            for (i = 0; i < labels.length; i++) {
              label = labels[i];
              encoded.push(regexNonASCII.test(label) ? 'xn--' + encode(label) : label);
            }
            return encoded.join('.');
          };
  
          /***/
        }),
        /* 125 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          __w_pdfjs_require__(104);
          var $ = __w_pdfjs_require__(7);
          var USE_NATIVE_URL = __w_pdfjs_require__(123);
          var redefine = __w_pdfjs_require__(26);
          var redefineAll = __w_pdfjs_require__(107);
          var setToStringTag = __w_pdfjs_require__(77);
          var createIteratorConstructor = __w_pdfjs_require__(72);
          var InternalStateModule = __w_pdfjs_require__(31);
          var anInstance = __w_pdfjs_require__(109);
          var hasOwn = __w_pdfjs_require__(20);
          var bind = __w_pdfjs_require__(55);
          var anObject = __w_pdfjs_require__(25);
          var isObject = __w_pdfjs_require__(19);
          var getIterator = __w_pdfjs_require__(126);
          var getIteratorMethod = __w_pdfjs_require__(86);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var ITERATOR = wellKnownSymbol('iterator');
          var URL_SEARCH_PARAMS = 'URLSearchParams';
          var URL_SEARCH_PARAMS_ITERATOR = URL_SEARCH_PARAMS + 'Iterator';
          var setInternalState = InternalStateModule.set;
          var getInternalParamsState = InternalStateModule.getterFor(URL_SEARCH_PARAMS);
          var getInternalIteratorState = InternalStateModule.getterFor(URL_SEARCH_PARAMS_ITERATOR);
          var plus = /\+/g;
          var sequences = Array(4);
          var percentSequence = function (bytes) {
            return sequences[bytes - 1] || (sequences[bytes - 1] = RegExp('((?:%[\\da-f]{2}){' + bytes + '})', 'gi'));
          };
          var percentDecode = function (sequence) {
            try {
              return decodeURIComponent(sequence);
            } catch (error) {
              return sequence;
            }
          };
          var deserialize = function (it) {
            var result = it.replace(plus, ' ');
            var bytes = 4;
            try {
              return decodeURIComponent(result);
            } catch (error) {
              while (bytes) {
                result = result.replace(percentSequence(bytes--), percentDecode);
              }
              return result;
            }
          };
          var find = /[!'()~]|%20/g;
          var replace = {
            '!': '%21',
            "'": '%27',
            '(': '%28',
            ')': '%29',
            '~': '%7E',
            '%20': '+'
          };
          var replacer = function (match) {
            return replace[match];
          };
          var serialize = function (it) {
            return encodeURIComponent(it).replace(find, replacer);
          };
          var parseSearchParams = function (result, query) {
            if (query) {
              var attributes = query.split('&');
              var index = 0;
              var attribute, entry;
              while (index < attributes.length) {
                attribute = attributes[index++];
                if (attribute.length) {
                  entry = attribute.split('=');
                  result.push({
                    key: deserialize(entry.shift()),
                    value: deserialize(entry.join('='))
                  });
                }
              }
            }
          };
          var updateSearchParams = function (query) {
            this.entries.length = 0;
            parseSearchParams(this.entries, query);
          };
          var validateArgumentsLength = function (passed, required) {
            if (passed < required)
              throw TypeError('Not enough arguments');
          };
          var URLSearchParamsIterator = createIteratorConstructor(function Iterator(params, kind) {
            setInternalState(this, {
              type: URL_SEARCH_PARAMS_ITERATOR,
              iterator: getIterator(getInternalParamsState(params).entries),
              kind: kind
            });
          }, 'Iterator', function next() {
            var state = getInternalIteratorState(this);
            var kind = state.kind;
            var step = state.iterator.next();
            var entry = step.value;
            if (!step.done) {
              step.value = kind === 'keys' ? entry.key : kind === 'values' ? entry.value : [
                entry.key,
                entry.value
              ];
            }
            return step;
          });
          var URLSearchParamsConstructor = function URLSearchParams() {
            anInstance(this, URLSearchParamsConstructor, URL_SEARCH_PARAMS);
            var init = arguments.length > 0 ? arguments[0] : undefined;
            var that = this;
            var entries = [];
            var iteratorMethod, iterator, step, entryIterator, first, second, key;
            setInternalState(that, {
              type: URL_SEARCH_PARAMS,
              entries: entries,
              updateURL: function () {
              },
              updateSearchParams: updateSearchParams
            });
            if (init !== undefined) {
              if (isObject(init)) {
                iteratorMethod = getIteratorMethod(init);
                if (typeof iteratorMethod === 'function') {
                  iterator = iteratorMethod.call(init);
                  while (!(step = iterator.next()).done) {
                    entryIterator = getIterator(anObject(step.value));
                    if ((first = entryIterator.next()).done || (second = entryIterator.next()).done || !entryIterator.next().done)
                      throw TypeError('Expected sequence with length 2');
                    entries.push({
                      key: first.value + '',
                      value: second.value + ''
                    });
                  }
                } else
                  for (key in init)
                    if (hasOwn(init, key))
                      entries.push({
                        key: key,
                        value: init[key] + ''
                      });
              } else {
                parseSearchParams(entries, typeof init === 'string' ? init.charAt(0) === '?' ? init.slice(1) : init : init + '');
              }
            }
          };
          var URLSearchParamsPrototype = URLSearchParamsConstructor.prototype;
          redefineAll(URLSearchParamsPrototype, {
            append: function append(name, value) {
              validateArgumentsLength(arguments.length, 2);
              var state = getInternalParamsState(this);
              state.entries.push({
                key: name + '',
                value: value + ''
              });
              state.updateURL();
            },
            'delete': function (name) {
              validateArgumentsLength(arguments.length, 1);
              var state = getInternalParamsState(this);
              var entries = state.entries;
              var key = name + '';
              var index = 0;
              while (index < entries.length) {
                if (entries[index].key === key)
                  entries.splice(index, 1);
                else
                  index++;
              }
              state.updateURL();
            },
            get: function get(name) {
              validateArgumentsLength(arguments.length, 1);
              var entries = getInternalParamsState(this).entries;
              var key = name + '';
              var index = 0;
              for (; index < entries.length; index++) {
                if (entries[index].key === key)
                  return entries[index].value;
              }
              return null;
            },
            getAll: function getAll(name) {
              validateArgumentsLength(arguments.length, 1);
              var entries = getInternalParamsState(this).entries;
              var key = name + '';
              var result = [];
              var index = 0;
              for (; index < entries.length; index++) {
                if (entries[index].key === key)
                  result.push(entries[index].value);
              }
              return result;
            },
            has: function has(name) {
              validateArgumentsLength(arguments.length, 1);
              var entries = getInternalParamsState(this).entries;
              var key = name + '';
              var index = 0;
              while (index < entries.length) {
                if (entries[index++].key === key)
                  return true;
              }
              return false;
            },
            set: function set(name, value) {
              validateArgumentsLength(arguments.length, 1);
              var state = getInternalParamsState(this);
              var entries = state.entries;
              var found = false;
              var key = name + '';
              var val = value + '';
              var index = 0;
              var entry;
              for (; index < entries.length; index++) {
                entry = entries[index];
                if (entry.key === key) {
                  if (found)
                    entries.splice(index--, 1);
                  else {
                    found = true;
                    entry.value = val;
                  }
                }
              }
              if (!found)
                entries.push({
                  key: key,
                  value: val
                });
              state.updateURL();
            },
            sort: function sort() {
              var state = getInternalParamsState(this);
              var entries = state.entries;
              var slice = entries.slice();
              var entry, entriesIndex, sliceIndex;
              entries.length = 0;
              for (sliceIndex = 0; sliceIndex < slice.length; sliceIndex++) {
                entry = slice[sliceIndex];
                for (entriesIndex = 0; entriesIndex < sliceIndex; entriesIndex++) {
                  if (entries[entriesIndex].key > entry.key) {
                    entries.splice(entriesIndex, 0, entry);
                    break;
                  }
                }
                if (entriesIndex === sliceIndex)
                  entries.push(entry);
              }
              state.updateURL();
            },
            forEach: function forEach(callback) {
              var entries = getInternalParamsState(this).entries;
              var boundFunction = bind(callback, arguments.length > 1 ? arguments[1] : undefined, 3);
              var index = 0;
              var entry;
              while (index < entries.length) {
                entry = entries[index++];
                boundFunction(entry.value, entry.key, this);
              }
            },
            keys: function keys() {
              return new URLSearchParamsIterator(this, 'keys');
            },
            values: function values() {
              return new URLSearchParamsIterator(this, 'values');
            },
            entries: function entries() {
              return new URLSearchParamsIterator(this, 'entries');
            }
          }, {enumerable: true});
          redefine(URLSearchParamsPrototype, ITERATOR, URLSearchParamsPrototype.entries);
          redefine(URLSearchParamsPrototype, 'toString', function toString() {
            var entries = getInternalParamsState(this).entries;
            var result = [];
            var index = 0;
            var entry;
            while (index < entries.length) {
              entry = entries[index++];
              result.push(serialize(entry.key) + '=' + serialize(entry.value));
            }
            return result.join('&');
          }, {enumerable: true});
          setToStringTag(URLSearchParamsConstructor, URL_SEARCH_PARAMS);
          $({
            global: true,
            forced: !USE_NATIVE_URL
          }, {URLSearchParams: URLSearchParamsConstructor});
          module.exports = {
            URLSearchParams: URLSearchParamsConstructor,
            getState: getInternalParamsState
          };
  
          /***/
        }),
        /* 126 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var anObject = __w_pdfjs_require__(25);
          var getIteratorMethod = __w_pdfjs_require__(86);
          module.exports = function (it) {
            var iteratorMethod = getIteratorMethod(it);
            if (typeof iteratorMethod != 'function') {
              throw TypeError(String(it) + ' is not iterable');
            }
            return anObject(iteratorMethod.call(it));
          };
  
          /***/
        }),
        /* 127 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          $({
            target: 'URL',
            proto: true,
            enumerable: true
          }, {
            toJSON: function toJSON() {
              return URL.prototype.toString.call(this);
            }
          });
  
          /***/
        }),
        /* 128 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(100);
          __w_pdfjs_require__(129);
          __w_pdfjs_require__(102);
          var path = __w_pdfjs_require__(39);
          module.exports = path.WeakMap;
  
          /***/
        }),
        /* 129 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var global = __w_pdfjs_require__(8);
          var redefineAll = __w_pdfjs_require__(107);
          var InternalMetadataModule = __w_pdfjs_require__(130);
          var collection = __w_pdfjs_require__(132);
          var collectionWeak = __w_pdfjs_require__(134);
          var isObject = __w_pdfjs_require__(19);
          var enforceIternalState = __w_pdfjs_require__(31).enforce;
          var NATIVE_WEAK_MAP = __w_pdfjs_require__(32);
          var IS_IE11 = !global.ActiveXObject && 'ActiveXObject' in global;
          var isExtensible = Object.isExtensible;
          var InternalWeakMap;
          var wrapper = function (get) {
            return function WeakMap() {
              return get(this, arguments.length ? arguments[0] : undefined);
            };
          };
          var $WeakMap = module.exports = collection('WeakMap', wrapper, collectionWeak, true, true);
          if (NATIVE_WEAK_MAP && IS_IE11) {
            InternalWeakMap = collectionWeak.getConstructor(wrapper, 'WeakMap', true);
            InternalMetadataModule.REQUIRED = true;
            var WeakMapPrototype = $WeakMap.prototype;
            var nativeDelete = WeakMapPrototype['delete'];
            var nativeHas = WeakMapPrototype.has;
            var nativeGet = WeakMapPrototype.get;
            var nativeSet = WeakMapPrototype.set;
            redefineAll(WeakMapPrototype, {
              'delete': function (key) {
                if (isObject(key) && !isExtensible(key)) {
                  var state = enforceIternalState(this);
                  if (!state.frozen)
                    state.frozen = new InternalWeakMap();
                  return nativeDelete.call(this, key) || state.frozen['delete'](key);
                }
                return nativeDelete.call(this, key);
              },
              has: function has(key) {
                if (isObject(key) && !isExtensible(key)) {
                  var state = enforceIternalState(this);
                  if (!state.frozen)
                    state.frozen = new InternalWeakMap();
                  return nativeHas.call(this, key) || state.frozen.has(key);
                }
                return nativeHas.call(this, key);
              },
              get: function get(key) {
                if (isObject(key) && !isExtensible(key)) {
                  var state = enforceIternalState(this);
                  if (!state.frozen)
                    state.frozen = new InternalWeakMap();
                  return nativeHas.call(this, key) ? nativeGet.call(this, key) : state.frozen.get(key);
                }
                return nativeGet.call(this, key);
              },
              set: function set(key, value) {
                if (isObject(key) && !isExtensible(key)) {
                  var state = enforceIternalState(this);
                  if (!state.frozen)
                    state.frozen = new InternalWeakMap();
                  nativeHas.call(this, key) ? nativeSet.call(this, key, value) : state.frozen.set(key, value);
                } else
                  nativeSet.call(this, key, value);
                return this;
              }
            });
          }
  
          /***/
        }),
        /* 130 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var hiddenKeys = __w_pdfjs_require__(35);
          var isObject = __w_pdfjs_require__(19);
          var has = __w_pdfjs_require__(20);
          var defineProperty = __w_pdfjs_require__(24).f;
          var uid = __w_pdfjs_require__(34);
          var FREEZING = __w_pdfjs_require__(131);
          var METADATA = uid('meta');
          var id = 0;
          var isExtensible = Object.isExtensible || function () {
            return true;
          };
          var setMetadata = function (it) {
            defineProperty(it, METADATA, {
              value: {
                objectID: 'O' + ++id,
                weakData: {}
              }
            });
          };
          var fastKey = function (it, create) {
            if (!isObject(it))
              return typeof it == 'symbol' ? it : (typeof it == 'string' ? 'S' : 'P') + it;
            if (!has(it, METADATA)) {
              if (!isExtensible(it))
                return 'F';
              if (!create)
                return 'E';
              setMetadata(it);
            }
            return it[METADATA].objectID;
          };
          var getWeakData = function (it, create) {
            if (!has(it, METADATA)) {
              if (!isExtensible(it))
                return true;
              if (!create)
                return false;
              setMetadata(it);
            }
            return it[METADATA].weakData;
          };
          var onFreeze = function (it) {
            if (FREEZING && meta.REQUIRED && isExtensible(it) && !has(it, METADATA))
              setMetadata(it);
            return it;
          };
          var meta = module.exports = {
            REQUIRED: false,
            fastKey: fastKey,
            getWeakData: getWeakData,
            onFreeze: onFreeze
          };
          hiddenKeys[METADATA] = true;
  
          /***/
        }),
        /* 131 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var fails = __w_pdfjs_require__(11);
          module.exports = !fails(function () {
            return Object.isExtensible(Object.preventExtensions({}));
          });
  
          /***/
        }),
        /* 132 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var global = __w_pdfjs_require__(8);
          var isForced = __w_pdfjs_require__(48);
          var redefine = __w_pdfjs_require__(26);
          var InternalMetadataModule = __w_pdfjs_require__(130);
          var iterate = __w_pdfjs_require__(110);
          var anInstance = __w_pdfjs_require__(109);
          var isObject = __w_pdfjs_require__(19);
          var fails = __w_pdfjs_require__(11);
          var checkCorrectnessOfIteration = __w_pdfjs_require__(88);
          var setToStringTag = __w_pdfjs_require__(77);
          var inheritIfRequired = __w_pdfjs_require__(133);
          module.exports = function (CONSTRUCTOR_NAME, wrapper, common, IS_MAP, IS_WEAK) {
            var NativeConstructor = global[CONSTRUCTOR_NAME];
            var NativePrototype = NativeConstructor && NativeConstructor.prototype;
            var Constructor = NativeConstructor;
            var ADDER = IS_MAP ? 'set' : 'add';
            var exported = {};
            var fixMethod = function (KEY) {
              var nativeMethod = NativePrototype[KEY];
              redefine(NativePrototype, KEY, KEY == 'add' ? function add(value) {
                nativeMethod.call(this, value === 0 ? 0 : value);
                return this;
              } : KEY == 'delete' ? function (key) {
                return IS_WEAK && !isObject(key) ? false : nativeMethod.call(this, key === 0 ? 0 : key);
              } : KEY == 'get' ? function get(key) {
                return IS_WEAK && !isObject(key) ? undefined : nativeMethod.call(this, key === 0 ? 0 : key);
              } : KEY == 'has' ? function has(key) {
                return IS_WEAK && !isObject(key) ? false : nativeMethod.call(this, key === 0 ? 0 : key);
              } : function set(key, value) {
                nativeMethod.call(this, key === 0 ? 0 : key, value);
                return this;
              });
            };
            if (isForced(CONSTRUCTOR_NAME, typeof NativeConstructor != 'function' || !(IS_WEAK || NativePrototype.forEach && !fails(function () {
              new NativeConstructor().entries().next();
            })))) {
              Constructor = common.getConstructor(wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER);
              InternalMetadataModule.REQUIRED = true;
            } else if (isForced(CONSTRUCTOR_NAME, true)) {
              var instance = new Constructor();
              var HASNT_CHAINING = instance[ADDER](IS_WEAK ? {} : -0, 1) != instance;
              var THROWS_ON_PRIMITIVES = fails(function () {
                instance.has(1);
              });
              var ACCEPT_ITERABLES = checkCorrectnessOfIteration(function (iterable) {
                new NativeConstructor(iterable);
              });
              var BUGGY_ZERO = !IS_WEAK && fails(function () {
                var $instance = new NativeConstructor();
                var index = 5;
                while (index--)
                  $instance[ADDER](index, index);
                return !$instance.has(-0);
              });
              if (!ACCEPT_ITERABLES) {
                Constructor = wrapper(function (dummy, iterable) {
                  anInstance(dummy, Constructor, CONSTRUCTOR_NAME);
                  var that = inheritIfRequired(new NativeConstructor(), dummy, Constructor);
                  if (iterable != undefined)
                    iterate(iterable, that[ADDER], that, IS_MAP);
                  return that;
                });
                Constructor.prototype = NativePrototype;
                NativePrototype.constructor = Constructor;
              }
              if (THROWS_ON_PRIMITIVES || BUGGY_ZERO) {
                fixMethod('delete');
                fixMethod('has');
                IS_MAP && fixMethod('get');
              }
              if (BUGGY_ZERO || HASNT_CHAINING)
                fixMethod(ADDER);
              if (IS_WEAK && NativePrototype.clear)
                delete NativePrototype.clear;
            }
            exported[CONSTRUCTOR_NAME] = Constructor;
            $({
              global: true,
              forced: Constructor != NativeConstructor
            }, exported);
            setToStringTag(Constructor, CONSTRUCTOR_NAME);
            if (!IS_WEAK)
              common.setStrong(Constructor, CONSTRUCTOR_NAME, IS_MAP);
            return Constructor;
          };
  
          /***/
        }),
        /* 133 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var isObject = __w_pdfjs_require__(19);
          var setPrototypeOf = __w_pdfjs_require__(79);
          module.exports = function ($this, dummy, Wrapper) {
            var NewTarget, NewTargetPrototype;
            if (setPrototypeOf && typeof (NewTarget = dummy.constructor) == 'function' && NewTarget !== Wrapper && isObject(NewTargetPrototype = NewTarget.prototype) && NewTargetPrototype !== Wrapper.prototype)
              setPrototypeOf($this, NewTargetPrototype);
            return $this;
          };
  
          /***/
        }),
        /* 134 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var redefineAll = __w_pdfjs_require__(107);
          var getWeakData = __w_pdfjs_require__(130).getWeakData;
          var anObject = __w_pdfjs_require__(25);
          var isObject = __w_pdfjs_require__(19);
          var anInstance = __w_pdfjs_require__(109);
          var iterate = __w_pdfjs_require__(110);
          var ArrayIterationModule = __w_pdfjs_require__(135);
          var $has = __w_pdfjs_require__(20);
          var InternalStateModule = __w_pdfjs_require__(31);
          var setInternalState = InternalStateModule.set;
          var internalStateGetterFor = InternalStateModule.getterFor;
          var find = ArrayIterationModule.find;
          var findIndex = ArrayIterationModule.findIndex;
          var id = 0;
          var uncaughtFrozenStore = function (store) {
            return store.frozen || (store.frozen = new UncaughtFrozenStore());
          };
          var UncaughtFrozenStore = function () {
            this.entries = [];
          };
          var findUncaughtFrozen = function (store, key) {
            return find(store.entries, function (it) {
              return it[0] === key;
            });
          };
          UncaughtFrozenStore.prototype = {
            get: function (key) {
              var entry = findUncaughtFrozen(this, key);
              if (entry)
                return entry[1];
            },
            has: function (key) {
              return !!findUncaughtFrozen(this, key);
            },
            set: function (key, value) {
              var entry = findUncaughtFrozen(this, key);
              if (entry)
                entry[1] = value;
              else
                this.entries.push([
                  key,
                  value
                ]);
            },
            'delete': function (key) {
              var index = findIndex(this.entries, function (it) {
                return it[0] === key;
              });
              if (~index)
                this.entries.splice(index, 1);
              return !!~index;
            }
          };
          module.exports = {
            getConstructor: function (wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER) {
              var C = wrapper(function (that, iterable) {
                anInstance(that, C, CONSTRUCTOR_NAME);
                setInternalState(that, {
                  type: CONSTRUCTOR_NAME,
                  id: id++,
                  frozen: undefined
                });
                if (iterable != undefined)
                  iterate(iterable, that[ADDER], that, IS_MAP);
              });
              var getInternalState = internalStateGetterFor(CONSTRUCTOR_NAME);
              var define = function (that, key, value) {
                var state = getInternalState(that);
                var data = getWeakData(anObject(key), true);
                if (data === true)
                  uncaughtFrozenStore(state).set(key, value);
                else
                  data[state.id] = value;
                return that;
              };
              redefineAll(C.prototype, {
                'delete': function (key) {
                  var state = getInternalState(this);
                  if (!isObject(key))
                    return false;
                  var data = getWeakData(key);
                  if (data === true)
                    return uncaughtFrozenStore(state)['delete'](key);
                  return data && $has(data, state.id) && delete data[state.id];
                },
                has: function has(key) {
                  var state = getInternalState(this);
                  if (!isObject(key))
                    return false;
                  var data = getWeakData(key);
                  if (data === true)
                    return uncaughtFrozenStore(state).has(key);
                  return data && $has(data, state.id);
                }
              });
              redefineAll(C.prototype, IS_MAP ? {
                get: function get(key) {
                  var state = getInternalState(this);
                  if (isObject(key)) {
                    var data = getWeakData(key);
                    if (data === true)
                      return uncaughtFrozenStore(state).get(key);
                    return data ? data[state.id] : undefined;
                  }
                },
                set: function set(key, value) {
                  return define(this, key, value);
                }
              } : {
                add: function add(value) {
                  return define(this, value, true);
                }
              });
              return C;
            }
          };
  
          /***/
        }),
        /* 135 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var bind = __w_pdfjs_require__(55);
          var IndexedObject = __w_pdfjs_require__(15);
          var toObject = __w_pdfjs_require__(75);
          var toLength = __w_pdfjs_require__(43);
          var arraySpeciesCreate = __w_pdfjs_require__(136);
          var push = [].push;
          var createMethod = function (TYPE) {
            var IS_MAP = TYPE == 1;
            var IS_FILTER = TYPE == 2;
            var IS_SOME = TYPE == 3;
            var IS_EVERY = TYPE == 4;
            var IS_FIND_INDEX = TYPE == 6;
            var NO_HOLES = TYPE == 5 || IS_FIND_INDEX;
            return function ($this, callbackfn, that, specificCreate) {
              var O = toObject($this);
              var self = IndexedObject(O);
              var boundFunction = bind(callbackfn, that, 3);
              var length = toLength(self.length);
              var index = 0;
              var create = specificCreate || arraySpeciesCreate;
              var target = IS_MAP ? create($this, length) : IS_FILTER ? create($this, 0) : undefined;
              var value, result;
              for (; length > index; index++)
                if (NO_HOLES || index in self) {
                  value = self[index];
                  result = boundFunction(value, index, O);
                  if (TYPE) {
                    if (IS_MAP)
                      target[index] = result;
                    else if (result)
                      switch (TYPE) {
                        case 3:
                          return true;
                        case 5:
                          return value;
                        case 6:
                          return index;
                        case 2:
                          push.call(target, value);
                      }
                    else if (IS_EVERY)
                      return false;
                  }
                }
              return IS_FIND_INDEX ? -1 : IS_SOME || IS_EVERY ? IS_EVERY : target;
            };
          };
          module.exports = {
            forEach: createMethod(0),
            map: createMethod(1),
            filter: createMethod(2),
            some: createMethod(3),
            every: createMethod(4),
            find: createMethod(5),
            findIndex: createMethod(6)
          };
  
          /***/
        }),
        /* 136 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var isObject = __w_pdfjs_require__(19);
          var isArray = __w_pdfjs_require__(137);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var SPECIES = wellKnownSymbol('species');
          module.exports = function (originalArray, length) {
            var C;
            if (isArray(originalArray)) {
              C = originalArray.constructor;
              if (typeof C == 'function' && (C === Array || isArray(C.prototype)))
                C = undefined;
              else if (isObject(C)) {
                C = C[SPECIES];
                if (C === null)
                  C = undefined;
              }
            }
            return new (C === undefined ? Array : C)(length === 0 ? 0 : length);
          };
  
          /***/
        }),
        /* 137 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var classof = __w_pdfjs_require__(16);
          module.exports = Array.isArray || function isArray(arg) {
            return classof(arg) == 'Array';
          };
  
          /***/
        }),
        /* 138 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(100);
          __w_pdfjs_require__(139);
          __w_pdfjs_require__(102);
          var path = __w_pdfjs_require__(39);
          module.exports = path.WeakSet;
  
          /***/
        }),
        /* 139 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var collection = __w_pdfjs_require__(132);
          var collectionWeak = __w_pdfjs_require__(134);
          collection('WeakSet', function (get) {
            return function WeakSet() {
              return get(this, arguments.length ? arguments[0] : undefined);
            };
          }, collectionWeak, false, true);
  
          /***/
        }),
        /* 140 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(141);
          var entryUnbind = __w_pdfjs_require__(54);
          module.exports = entryUnbind('String', 'codePointAt');
  
          /***/
        }),
        /* 141 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var codeAt = __w_pdfjs_require__(70).codeAt;
          $({
            target: 'String',
            proto: true
          }, {
            codePointAt: function codePointAt(pos) {
              return codeAt(this, pos);
            }
          });
  
          /***/
        }),
        /* 142 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(143);
          var path = __w_pdfjs_require__(39);
          module.exports = path.String.fromCodePoint;
  
          /***/
        }),
        /* 143 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var $ = __w_pdfjs_require__(7);
          var toAbsoluteIndex = __w_pdfjs_require__(45);
          var fromCharCode = String.fromCharCode;
          var nativeFromCodePoint = String.fromCodePoint;
          var INCORRECT_LENGTH = !!nativeFromCodePoint && nativeFromCodePoint.length != 1;
          $({
            target: 'String',
            stat: true,
            forced: INCORRECT_LENGTH
          }, {
            fromCodePoint: function fromCodePoint(x) {
              var elements = [];
              var length = arguments.length;
              var i = 0;
              var code;
              while (length > i) {
                code = +arguments[i++];
                if (toAbsoluteIndex(code, 0x10FFFF) !== code)
                  throw RangeError(code + ' is not a valid code point');
                elements.push(code < 0x10000 ? fromCharCode(code) : fromCharCode(((code -= 0x10000) >> 10) + 0xD800, code % 0x400 + 0xDC00));
              }
              return elements.join('');
            }
          });
  
          /***/
        }),
        /* 144 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(145);
          __w_pdfjs_require__(100);
          __w_pdfjs_require__(147);
          __w_pdfjs_require__(151);
          __w_pdfjs_require__(152);
          __w_pdfjs_require__(153);
          __w_pdfjs_require__(154);
          __w_pdfjs_require__(155);
          __w_pdfjs_require__(156);
          __w_pdfjs_require__(157);
          __w_pdfjs_require__(158);
          __w_pdfjs_require__(159);
          __w_pdfjs_require__(160);
          __w_pdfjs_require__(161);
          __w_pdfjs_require__(162);
          __w_pdfjs_require__(163);
          __w_pdfjs_require__(164);
          __w_pdfjs_require__(165);
          __w_pdfjs_require__(166);
          var path = __w_pdfjs_require__(39);
          module.exports = path.Symbol;
  
          /***/
        }),
        /* 145 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var fails = __w_pdfjs_require__(11);
          var isArray = __w_pdfjs_require__(137);
          var isObject = __w_pdfjs_require__(19);
          var toObject = __w_pdfjs_require__(75);
          var toLength = __w_pdfjs_require__(43);
          var createProperty = __w_pdfjs_require__(85);
          var arraySpeciesCreate = __w_pdfjs_require__(136);
          var arrayMethodHasSpeciesSupport = __w_pdfjs_require__(146);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var IS_CONCAT_SPREADABLE = wellKnownSymbol('isConcatSpreadable');
          var MAX_SAFE_INTEGER = 0x1FFFFFFFFFFFFF;
          var MAXIMUM_ALLOWED_INDEX_EXCEEDED = 'Maximum allowed index exceeded';
          var IS_CONCAT_SPREADABLE_SUPPORT = !fails(function () {
            var array = [];
            array[IS_CONCAT_SPREADABLE] = false;
            return array.concat()[0] !== array;
          });
          var SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('concat');
          var isConcatSpreadable = function (O) {
            if (!isObject(O))
              return false;
            var spreadable = O[IS_CONCAT_SPREADABLE];
            return spreadable !== undefined ? !!spreadable : isArray(O);
          };
          var FORCED = !IS_CONCAT_SPREADABLE_SUPPORT || !SPECIES_SUPPORT;
          $({
            target: 'Array',
            proto: true,
            forced: FORCED
          }, {
            concat: function concat(arg) {
              var O = toObject(this);
              var A = arraySpeciesCreate(O, 0);
              var n = 0;
              var i, k, length, len, E;
              for (i = -1, length = arguments.length; i < length; i++) {
                E = i === -1 ? O : arguments[i];
                if (isConcatSpreadable(E)) {
                  len = toLength(E.length);
                  if (n + len > MAX_SAFE_INTEGER)
                    throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED);
                  for (k = 0; k < len; k++, n++)
                    if (k in E)
                      createProperty(A, n, E[k]);
                } else {
                  if (n >= MAX_SAFE_INTEGER)
                    throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED);
                  createProperty(A, n++, E);
                }
              }
              A.length = n;
              return A;
            }
          });
  
          /***/
        }),
        /* 146 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var fails = __w_pdfjs_require__(11);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var SPECIES = wellKnownSymbol('species');
          module.exports = function (METHOD_NAME) {
            return !fails(function () {
              var array = [];
              var constructor = array.constructor = {};
              constructor[SPECIES] = function () {
                return {foo: 1};
              };
              return array[METHOD_NAME](Boolean).foo !== 1;
            });
          };
  
          /***/
        }),
        /* 147 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var global = __w_pdfjs_require__(8);
          var IS_PURE = __w_pdfjs_require__(29);
          var DESCRIPTORS = __w_pdfjs_require__(10);
          var NATIVE_SYMBOL = __w_pdfjs_require__(52);
          var fails = __w_pdfjs_require__(11);
          var has = __w_pdfjs_require__(20);
          var isArray = __w_pdfjs_require__(137);
          var isObject = __w_pdfjs_require__(19);
          var anObject = __w_pdfjs_require__(25);
          var toObject = __w_pdfjs_require__(75);
          var toIndexedObject = __w_pdfjs_require__(14);
          var toPrimitive = __w_pdfjs_require__(18);
          var createPropertyDescriptor = __w_pdfjs_require__(13);
          var nativeObjectCreate = __w_pdfjs_require__(64);
          var objectKeys = __w_pdfjs_require__(66);
          var getOwnPropertyNamesModule = __w_pdfjs_require__(40);
          var getOwnPropertyNamesExternal = __w_pdfjs_require__(148);
          var getOwnPropertySymbolsModule = __w_pdfjs_require__(47);
          var getOwnPropertyDescriptorModule = __w_pdfjs_require__(9);
          var definePropertyModule = __w_pdfjs_require__(24);
          var propertyIsEnumerableModule = __w_pdfjs_require__(12);
          var hide = __w_pdfjs_require__(23);
          var redefine = __w_pdfjs_require__(26);
          var shared = __w_pdfjs_require__(27);
          var sharedKey = __w_pdfjs_require__(33);
          var hiddenKeys = __w_pdfjs_require__(35);
          var uid = __w_pdfjs_require__(34);
          var wellKnownSymbol = __w_pdfjs_require__(51);
          var wrappedWellKnownSymbolModule = __w_pdfjs_require__(149);
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          var setToStringTag = __w_pdfjs_require__(77);
          var InternalStateModule = __w_pdfjs_require__(31);
          var $forEach = __w_pdfjs_require__(135).forEach;
          var HIDDEN = sharedKey('hidden');
          var SYMBOL = 'Symbol';
          var PROTOTYPE = 'prototype';
          var TO_PRIMITIVE = wellKnownSymbol('toPrimitive');
          var setInternalState = InternalStateModule.set;
          var getInternalState = InternalStateModule.getterFor(SYMBOL);
          var ObjectPrototype = Object[PROTOTYPE];
          var $Symbol = global.Symbol;
          var JSON = global.JSON;
          var nativeJSONStringify = JSON && JSON.stringify;
          var nativeGetOwnPropertyDescriptor = getOwnPropertyDescriptorModule.f;
          var nativeDefineProperty = definePropertyModule.f;
          var nativeGetOwnPropertyNames = getOwnPropertyNamesExternal.f;
          var nativePropertyIsEnumerable = propertyIsEnumerableModule.f;
          var AllSymbols = shared('symbols');
          var ObjectPrototypeSymbols = shared('op-symbols');
          var StringToSymbolRegistry = shared('string-to-symbol-registry');
          var SymbolToStringRegistry = shared('symbol-to-string-registry');
          var WellKnownSymbolsStore = shared('wks');
          var QObject = global.QObject;
          var USE_SETTER = !QObject || !QObject[PROTOTYPE] || !QObject[PROTOTYPE].findChild;
          var setSymbolDescriptor = DESCRIPTORS && fails(function () {
            return nativeObjectCreate(nativeDefineProperty({}, 'a', {
              get: function () {
                return nativeDefineProperty(this, 'a', {value: 7}).a;
              }
            })).a != 7;
          }) ? function (O, P, Attributes) {
            var ObjectPrototypeDescriptor = nativeGetOwnPropertyDescriptor(ObjectPrototype, P);
            if (ObjectPrototypeDescriptor)
              delete ObjectPrototype[P];
            nativeDefineProperty(O, P, Attributes);
            if (ObjectPrototypeDescriptor && O !== ObjectPrototype) {
              nativeDefineProperty(ObjectPrototype, P, ObjectPrototypeDescriptor);
            }
          } : nativeDefineProperty;
          var wrap = function (tag, description) {
            var symbol = AllSymbols[tag] = nativeObjectCreate($Symbol[PROTOTYPE]);
            setInternalState(symbol, {
              type: SYMBOL,
              tag: tag,
              description: description
            });
            if (!DESCRIPTORS)
              symbol.description = description;
            return symbol;
          };
          var isSymbol = NATIVE_SYMBOL && typeof $Symbol.iterator == 'symbol' ? function (it) {
            return typeof it == 'symbol';
          } : function (it) {
            return Object(it) instanceof $Symbol;
          };
          var $defineProperty = function defineProperty(O, P, Attributes) {
            if (O === ObjectPrototype)
              $defineProperty(ObjectPrototypeSymbols, P, Attributes);
            anObject(O);
            var key = toPrimitive(P, true);
            anObject(Attributes);
            if (has(AllSymbols, key)) {
              if (!Attributes.enumerable) {
                if (!has(O, HIDDEN))
                  nativeDefineProperty(O, HIDDEN, createPropertyDescriptor(1, {}));
                O[HIDDEN][key] = true;
              } else {
                if (has(O, HIDDEN) && O[HIDDEN][key])
                  O[HIDDEN][key] = false;
                Attributes = nativeObjectCreate(Attributes, {enumerable: createPropertyDescriptor(0, false)});
              }
              return setSymbolDescriptor(O, key, Attributes);
            }
            return nativeDefineProperty(O, key, Attributes);
          };
          var $defineProperties = function defineProperties(O, Properties) {
            anObject(O);
            var properties = toIndexedObject(Properties);
            var keys = objectKeys(properties).concat($getOwnPropertySymbols(properties));
            $forEach(keys, function (key) {
              if (!DESCRIPTORS || $propertyIsEnumerable.call(properties, key))
                $defineProperty(O, key, properties[key]);
            });
            return O;
          };
          var $create = function create(O, Properties) {
            return Properties === undefined ? nativeObjectCreate(O) : $defineProperties(nativeObjectCreate(O), Properties);
          };
          var $propertyIsEnumerable = function propertyIsEnumerable(V) {
            var P = toPrimitive(V, true);
            var enumerable = nativePropertyIsEnumerable.call(this, P);
            if (this === ObjectPrototype && has(AllSymbols, P) && !has(ObjectPrototypeSymbols, P))
              return false;
            return enumerable || !has(this, P) || !has(AllSymbols, P) || has(this, HIDDEN) && this[HIDDEN][P] ? enumerable : true;
          };
          var $getOwnPropertyDescriptor = function getOwnPropertyDescriptor(O, P) {
            var it = toIndexedObject(O);
            var key = toPrimitive(P, true);
            if (it === ObjectPrototype && has(AllSymbols, key) && !has(ObjectPrototypeSymbols, key))
              return;
            var descriptor = nativeGetOwnPropertyDescriptor(it, key);
            if (descriptor && has(AllSymbols, key) && !(has(it, HIDDEN) && it[HIDDEN][key])) {
              descriptor.enumerable = true;
            }
            return descriptor;
          };
          var $getOwnPropertyNames = function getOwnPropertyNames(O) {
            var names = nativeGetOwnPropertyNames(toIndexedObject(O));
            var result = [];
            $forEach(names, function (key) {
              if (!has(AllSymbols, key) && !has(hiddenKeys, key))
                result.push(key);
            });
            return result;
          };
          var $getOwnPropertySymbols = function getOwnPropertySymbols(O) {
            var IS_OBJECT_PROTOTYPE = O === ObjectPrototype;
            var names = nativeGetOwnPropertyNames(IS_OBJECT_PROTOTYPE ? ObjectPrototypeSymbols : toIndexedObject(O));
            var result = [];
            $forEach(names, function (key) {
              if (has(AllSymbols, key) && (!IS_OBJECT_PROTOTYPE || has(ObjectPrototype, key))) {
                result.push(AllSymbols[key]);
              }
            });
            return result;
          };
          if (!NATIVE_SYMBOL) {
            $Symbol = function Symbol() {
              if (this instanceof $Symbol)
                throw TypeError('Symbol is not a constructor');
              var description = !arguments.length || arguments[0] === undefined ? undefined : String(arguments[0]);
              var tag = uid(description);
              var setter = function (value) {
                if (this === ObjectPrototype)
                  setter.call(ObjectPrototypeSymbols, value);
                if (has(this, HIDDEN) && has(this[HIDDEN], tag))
                  this[HIDDEN][tag] = false;
                setSymbolDescriptor(this, tag, createPropertyDescriptor(1, value));
              };
              if (DESCRIPTORS && USE_SETTER)
                setSymbolDescriptor(ObjectPrototype, tag, {
                  configurable: true,
                  set: setter
                });
              return wrap(tag, description);
            };
            redefine($Symbol[PROTOTYPE], 'toString', function toString() {
              return getInternalState(this).tag;
            });
            propertyIsEnumerableModule.f = $propertyIsEnumerable;
            definePropertyModule.f = $defineProperty;
            getOwnPropertyDescriptorModule.f = $getOwnPropertyDescriptor;
            getOwnPropertyNamesModule.f = getOwnPropertyNamesExternal.f = $getOwnPropertyNames;
            getOwnPropertySymbolsModule.f = $getOwnPropertySymbols;
            if (DESCRIPTORS) {
              nativeDefineProperty($Symbol[PROTOTYPE], 'description', {
                configurable: true,
                get: function description() {
                  return getInternalState(this).description;
                }
              });
              if (!IS_PURE) {
                redefine(ObjectPrototype, 'propertyIsEnumerable', $propertyIsEnumerable, {unsafe: true});
              }
            }
            wrappedWellKnownSymbolModule.f = function (name) {
              return wrap(wellKnownSymbol(name), name);
            };
          }
          $({
            global: true,
            wrap: true,
            forced: !NATIVE_SYMBOL,
            sham: !NATIVE_SYMBOL
          }, {Symbol: $Symbol});
          $forEach(objectKeys(WellKnownSymbolsStore), function (name) {
            defineWellKnownSymbol(name);
          });
          $({
            target: SYMBOL,
            stat: true,
            forced: !NATIVE_SYMBOL
          }, {
            'for': function (key) {
              var string = String(key);
              if (has(StringToSymbolRegistry, string))
                return StringToSymbolRegistry[string];
              var symbol = $Symbol(string);
              StringToSymbolRegistry[string] = symbol;
              SymbolToStringRegistry[symbol] = string;
              return symbol;
            },
            keyFor: function keyFor(sym) {
              if (!isSymbol(sym))
                throw TypeError(sym + ' is not a symbol');
              if (has(SymbolToStringRegistry, sym))
                return SymbolToStringRegistry[sym];
            },
            useSetter: function () {
              USE_SETTER = true;
            },
            useSimple: function () {
              USE_SETTER = false;
            }
          });
          $({
            target: 'Object',
            stat: true,
            forced: !NATIVE_SYMBOL,
            sham: !DESCRIPTORS
          }, {
            create: $create,
            defineProperty: $defineProperty,
            defineProperties: $defineProperties,
            getOwnPropertyDescriptor: $getOwnPropertyDescriptor
          });
          $({
            target: 'Object',
            stat: true,
            forced: !NATIVE_SYMBOL
          }, {
            getOwnPropertyNames: $getOwnPropertyNames,
            getOwnPropertySymbols: $getOwnPropertySymbols
          });
          $({
            target: 'Object',
            stat: true,
            forced: fails(function () {
              getOwnPropertySymbolsModule.f(1);
            })
          }, {
            getOwnPropertySymbols: function getOwnPropertySymbols(it) {
              return getOwnPropertySymbolsModule.f(toObject(it));
            }
          });
          JSON && $({
            target: 'JSON',
            stat: true,
            forced: !NATIVE_SYMBOL || fails(function () {
              var symbol = $Symbol();
              return nativeJSONStringify([symbol]) != '[null]' || nativeJSONStringify({a: symbol}) != '{}' || nativeJSONStringify(Object(symbol)) != '{}';
            })
          }, {
            stringify: function stringify(it) {
              var args = [it];
              var index = 1;
              var replacer, $replacer;
              while (arguments.length > index)
                args.push(arguments[index++]);
              $replacer = replacer = args[1];
              if (!isObject(replacer) && it === undefined || isSymbol(it))
                return;
              if (!isArray(replacer))
                replacer = function (key, value) {
                  if (typeof $replacer == 'function')
                    value = $replacer.call(this, key, value);
                  if (!isSymbol(value))
                    return value;
                };
              args[1] = replacer;
              return nativeJSONStringify.apply(JSON, args);
            }
          });
          if (!$Symbol[PROTOTYPE][TO_PRIMITIVE])
            hide($Symbol[PROTOTYPE], TO_PRIMITIVE, $Symbol[PROTOTYPE].valueOf);
          setToStringTag($Symbol, SYMBOL);
          hiddenKeys[HIDDEN] = true;
  
          /***/
        }),
        /* 148 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var toIndexedObject = __w_pdfjs_require__(14);
          var nativeGetOwnPropertyNames = __w_pdfjs_require__(40).f;
          var toString = {}.toString;
          var windowNames = typeof window == 'object' && window && Object.getOwnPropertyNames ? Object.getOwnPropertyNames(window) : [];
          var getWindowNames = function (it) {
            try {
              return nativeGetOwnPropertyNames(it);
            } catch (error) {
              return windowNames.slice();
            }
          };
          module.exports.f = function getOwnPropertyNames(it) {
            return windowNames && toString.call(it) == '[object Window]' ? getWindowNames(it) : nativeGetOwnPropertyNames(toIndexedObject(it));
          };
  
          /***/
        }),
        /* 149 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          exports.f = __w_pdfjs_require__(51);
  
          /***/
        }),
        /* 150 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var path = __w_pdfjs_require__(39);
          var has = __w_pdfjs_require__(20);
          var wrappedWellKnownSymbolModule = __w_pdfjs_require__(149);
          var defineProperty = __w_pdfjs_require__(24).f;
          module.exports = function (NAME) {
            var Symbol = path.Symbol || (path.Symbol = {});
            if (!has(Symbol, NAME))
              defineProperty(Symbol, NAME, {value: wrappedWellKnownSymbolModule.f(NAME)});
          };
  
          /***/
        }),
        /* 151 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          defineWellKnownSymbol('asyncIterator');
  
          /***/
        }),
        /* 152 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var DESCRIPTORS = __w_pdfjs_require__(10);
          var global = __w_pdfjs_require__(8);
          var has = __w_pdfjs_require__(20);
          var isObject = __w_pdfjs_require__(19);
          var defineProperty = __w_pdfjs_require__(24).f;
          var copyConstructorProperties = __w_pdfjs_require__(36);
          var NativeSymbol = global.Symbol;
          if (DESCRIPTORS && typeof NativeSymbol == 'function' && (!('description' in NativeSymbol.prototype) || NativeSymbol().description !== undefined)) {
            var EmptyStringDescriptionStore = {};
            var SymbolWrapper = function Symbol() {
              var description = arguments.length < 1 || arguments[0] === undefined ? undefined : String(arguments[0]);
              var result = this instanceof SymbolWrapper ? new NativeSymbol(description) : description === undefined ? NativeSymbol() : NativeSymbol(description);
              if (description === '')
                EmptyStringDescriptionStore[result] = true;
              return result;
            };
            copyConstructorProperties(SymbolWrapper, NativeSymbol);
            var symbolPrototype = SymbolWrapper.prototype = NativeSymbol.prototype;
            symbolPrototype.constructor = SymbolWrapper;
            var symbolToString = symbolPrototype.toString;
            var native = String(NativeSymbol('test')) == 'Symbol(test)';
            var regexp = /^Symbol\((.*)\)[^)]+$/;
            defineProperty(symbolPrototype, 'description', {
              configurable: true,
              get: function description() {
                var symbol = isObject(this) ? this.valueOf() : this;
                var string = symbolToString.call(symbol);
                if (has(EmptyStringDescriptionStore, symbol))
                  return '';
                var desc = native ? string.slice(7, -1) : string.replace(regexp, '$1');
                return desc === '' ? undefined : desc;
              }
            });
            $({
              global: true,
              forced: true
            }, {Symbol: SymbolWrapper});
          }
  
          /***/
        }),
        /* 153 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          defineWellKnownSymbol('hasInstance');
  
          /***/
        }),
        /* 154 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          defineWellKnownSymbol('isConcatSpreadable');
  
          /***/
        }),
        /* 155 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          defineWellKnownSymbol('iterator');
  
          /***/
        }),
        /* 156 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          defineWellKnownSymbol('match');
  
          /***/
        }),
        /* 157 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          defineWellKnownSymbol('matchAll');
  
          /***/
        }),
        /* 158 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          defineWellKnownSymbol('replace');
  
          /***/
        }),
        /* 159 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          defineWellKnownSymbol('search');
  
          /***/
        }),
        /* 160 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          defineWellKnownSymbol('species');
  
          /***/
        }),
        /* 161 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          defineWellKnownSymbol('split');
  
          /***/
        }),
        /* 162 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          defineWellKnownSymbol('toPrimitive');
  
          /***/
        }),
        /* 163 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          defineWellKnownSymbol('toStringTag');
  
          /***/
        }),
        /* 164 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var defineWellKnownSymbol = __w_pdfjs_require__(150);
          defineWellKnownSymbol('unscopables');
  
          /***/
        }),
        /* 165 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var setToStringTag = __w_pdfjs_require__(77);
          setToStringTag(Math, 'Math', true);
  
          /***/
        }),
        /* 166 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var global = __w_pdfjs_require__(8);
          var setToStringTag = __w_pdfjs_require__(77);
          setToStringTag(global.JSON, 'JSON', true);
  
          /***/
        }),
        /* 167 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(168);
          var entryUnbind = __w_pdfjs_require__(54);
          module.exports = entryUnbind('String', 'padStart');
  
          /***/
        }),
        /* 168 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var $padStart = __w_pdfjs_require__(169).start;
          var WEBKIT_BUG = __w_pdfjs_require__(171);
          $({
            target: 'String',
            proto: true,
            forced: WEBKIT_BUG
          }, {
            padStart: function padStart(maxLength) {
              return $padStart(this, maxLength, arguments.length > 1 ? arguments[1] : undefined);
            }
          });
  
          /***/
        }),
        /* 169 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var toLength = __w_pdfjs_require__(43);
          var repeat = __w_pdfjs_require__(170);
          var requireObjectCoercible = __w_pdfjs_require__(17);
          var ceil = Math.ceil;
          var createMethod = function (IS_END) {
            return function ($this, maxLength, fillString) {
              var S = String(requireObjectCoercible($this));
              var stringLength = S.length;
              var fillStr = fillString === undefined ? ' ' : String(fillString);
              var intMaxLength = toLength(maxLength);
              var fillLen, stringFiller;
              if (intMaxLength <= stringLength || fillStr == '')
                return S;
              fillLen = intMaxLength - stringLength;
              stringFiller = repeat.call(fillStr, ceil(fillLen / fillStr.length));
              if (stringFiller.length > fillLen)
                stringFiller = stringFiller.slice(0, fillLen);
              return IS_END ? S + stringFiller : stringFiller + S;
            };
          };
          module.exports = {
            start: createMethod(false),
            end: createMethod(true)
          };
  
          /***/
        }),
        /* 170 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var toInteger = __w_pdfjs_require__(44);
          var requireObjectCoercible = __w_pdfjs_require__(17);
          module.exports = ''.repeat || function repeat(count) {
            var str = String(requireObjectCoercible(this));
            var result = '';
            var n = toInteger(count);
            if (n < 0 || n == Infinity)
              throw RangeError('Wrong number of repetitions');
            for (; n > 0; (n >>>= 1) && (str += str))
              if (n & 1)
                result += str;
            return result;
          };
  
          /***/
        }),
        /* 171 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var userAgent = __w_pdfjs_require__(114);
          module.exports = /Version\/10\.\d+(\.\d+)?( Mobile\/\w+)? Safari\//.test(userAgent);
  
          /***/
        }),
        /* 172 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(173);
          var entryUnbind = __w_pdfjs_require__(54);
          module.exports = entryUnbind('String', 'padEnd');
  
          /***/
        }),
        /* 173 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
          var $ = __w_pdfjs_require__(7);
          var $padEnd = __w_pdfjs_require__(169).end;
          var WEBKIT_BUG = __w_pdfjs_require__(171);
          $({
            target: 'String',
            proto: true,
            forced: WEBKIT_BUG
          }, {
            padEnd: function padEnd(maxLength) {
              return $padEnd(this, maxLength, arguments.length > 1 ? arguments[1] : undefined);
            }
          });
  
          /***/
        }),
        /* 174 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          __w_pdfjs_require__(175);
          var path = __w_pdfjs_require__(39);
          module.exports = path.Object.values;
  
          /***/
        }),
        /* 175 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var $ = __w_pdfjs_require__(7);
          var $values = __w_pdfjs_require__(176).values;
          $({
            target: 'Object',
            stat: true
          }, {
            values: function values(O) {
              return $values(O);
            }
          });
  
          /***/
        }),
        /* 176 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          var DESCRIPTORS = __w_pdfjs_require__(10);
          var objectKeys = __w_pdfjs_require__(66);
          var toIndexedObject = __w_pdfjs_require__(14);
          var propertyIsEnumerable = __w_pdfjs_require__(12).f;
          var createMethod = function (TO_ENTRIES) {
            return function (it) {
              var O = toIndexedObject(it);
              var keys = objectKeys(O);
              var length = keys.length;
              var i = 0;
              var result = [];
              var key;
              while (length > i) {
                key = keys[i++];
                if (!DESCRIPTORS || propertyIsEnumerable.call(O, key)) {
                  result.push(TO_ENTRIES ? [
                    key,
                    O[key]
                  ] : O[key]);
                }
              }
              return result;
            };
          };
          module.exports = {
            entries: createMethod(true),
            values: createMethod(false)
          };
  
          /***/
        }),
        /* 177 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          {
            var isReadableStreamSupported = false;
  
            if (typeof ReadableStream !== 'undefined') {
              try {
                new ReadableStream({
                  start: function start(controller) {
                    controller.close();
                  }
                });
                isReadableStreamSupported = true;
              } catch (e) {
              }
            }
  
            if (isReadableStreamSupported) {
              exports.ReadableStream = ReadableStream;
            } else {
              exports.ReadableStream = __w_pdfjs_require__(178).ReadableStream;
            }
          }
  
          /***/
        }),
        /* 178 */
        /***/ (function (__webpack_module__, __webpack_exports__, __w_pdfjs_require__) {
  
          "use strict";
          __w_pdfjs_require__.r(__webpack_exports__);
          /* harmony export (binding) */
          __w_pdfjs_require__.d(__webpack_exports__, "ByteLengthQueuingStrategy", function () {
            return ByteLengthQueuingStrategy;
          });
          /* harmony export (binding) */
          __w_pdfjs_require__.d(__webpack_exports__, "CountQueuingStrategy", function () {
            return CountQueuingStrategy;
          });
          /* harmony export (binding) */
          __w_pdfjs_require__.d(__webpack_exports__, "ReadableStream", function () {
            return ReadableStream;
          });
          /* harmony export (binding) */
          __w_pdfjs_require__.d(__webpack_exports__, "TransformStream", function () {
            return TransformStream;
          });
          /* harmony export (binding) */
          __w_pdfjs_require__.d(__webpack_exports__, "WritableStream", function () {
            return WritableStream;
          });
          var SymbolPolyfill = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? Symbol : function (description) {
            return "Symbol(" + description + ")";
          };
  
          function noop() {
          }
  
          var NumberIsNaN = Number.isNaN || function (x) {
            return x !== x;
          };
  
          function typeIsObject(x) {
            return typeof x === 'object' && x !== null || typeof x === 'function';
          }
  
          function createArrayFromList(elements) {
            return elements.slice();
          }
  
          function ArrayBufferCopy(dest, destOffset, src, srcOffset, n) {
            new Uint8Array(dest).set(new Uint8Array(src, srcOffset, n), destOffset);
          }
  
          function IsFiniteNonNegativeNumber(v) {
            if (IsNonNegativeNumber(v) === false) {
              return false;
            }
            if (v === Infinity) {
              return false;
            }
            return true;
          }
  
          function IsNonNegativeNumber(v) {
            if (typeof v !== 'number') {
              return false;
            }
            if (NumberIsNaN(v)) {
              return false;
            }
            if (v < 0) {
              return false;
            }
            return true;
          }
  
          function Call(F, V, args) {
            if (typeof F !== 'function') {
              throw new TypeError('Argument is not a function');
            }
            return Function.prototype.apply.call(F, V, args);
          }
  
          function CreateAlgorithmFromUnderlyingMethod(underlyingObject, methodName, algoArgCount, extraArgs) {
            var method = underlyingObject[methodName];
            if (method !== undefined) {
              if (typeof method !== 'function') {
                throw new TypeError(method + " is not a method");
              }
              switch (algoArgCount) {
                case 0: {
                  return function () {
                    return PromiseCall(method, underlyingObject, extraArgs);
                  };
                }
                case 1: {
                  return function (arg) {
                    var fullArgs = [arg].concat(extraArgs);
                    return PromiseCall(method, underlyingObject, fullArgs);
                  };
                }
              }
            }
            return function () {
              return Promise.resolve();
            };
          }
  
          function InvokeOrNoop(O, P, args) {
            var method = O[P];
            if (method === undefined) {
              return undefined;
            }
            return Call(method, O, args);
          }
  
          function PromiseCall(F, V, args) {
            try {
              return Promise.resolve(Call(F, V, args));
            } catch (value) {
              return Promise.reject(value);
            }
          }
  
          function TransferArrayBuffer(O) {
            return O;
          }
  
          function IsDetachedBuffer(O) {
            return false;
          }
  
          function ValidateAndNormalizeHighWaterMark(highWaterMark) {
            highWaterMark = Number(highWaterMark);
            if (NumberIsNaN(highWaterMark) || highWaterMark < 0) {
              throw new RangeError('highWaterMark property of a queuing strategy must be non-negative and non-NaN');
            }
            return highWaterMark;
          }
  
          function MakeSizeAlgorithmFromSizeFunction(size) {
            if (size === undefined) {
              return function () {
                return 1;
              };
            }
            if (typeof size !== 'function') {
              throw new TypeError('size property of a queuing strategy must be a function');
            }
            return function (chunk) {
              return size(chunk);
            };
          }
  
          var QUEUE_MAX_ARRAY_SIZE = 16384;
          var SimpleQueue = function () {
            function SimpleQueue() {
              this._cursor = 0;
              this._size = 0;
              this._front = {
                _elements: [],
                _next: undefined
              };
              this._back = this._front;
              this._cursor = 0;
              this._size = 0;
            }
  
            Object.defineProperty(SimpleQueue.prototype, "length", {
              get: function () {
                return this._size;
              },
              enumerable: true,
              configurable: true
            });
            SimpleQueue.prototype.push = function (element) {
              var oldBack = this._back;
              var newBack = oldBack;
              if (oldBack._elements.length === QUEUE_MAX_ARRAY_SIZE - 1) {
                newBack = {
                  _elements: [],
                  _next: undefined
                };
              }
              oldBack._elements.push(element);
              if (newBack !== oldBack) {
                this._back = newBack;
                oldBack._next = newBack;
              }
              ++this._size;
            };
            SimpleQueue.prototype.shift = function () {
              var oldFront = this._front;
              var newFront = oldFront;
              var oldCursor = this._cursor;
              var newCursor = oldCursor + 1;
              var elements = oldFront._elements;
              var element = elements[oldCursor];
              if (newCursor === QUEUE_MAX_ARRAY_SIZE) {
                newFront = oldFront._next;
                newCursor = 0;
              }
              --this._size;
              this._cursor = newCursor;
              if (oldFront !== newFront) {
                this._front = newFront;
              }
              elements[oldCursor] = undefined;
              return element;
            };
            SimpleQueue.prototype.forEach = function (callback) {
              var i = this._cursor;
              var node = this._front;
              var elements = node._elements;
              while (i !== elements.length || node._next !== undefined) {
                if (i === elements.length) {
                  node = node._next;
                  elements = node._elements;
                  i = 0;
                  if (elements.length === 0) {
                    break;
                  }
                }
                callback(elements[i]);
                ++i;
              }
            };
            SimpleQueue.prototype.peek = function () {
              var front = this._front;
              var cursor = this._cursor;
              return front._elements[cursor];
            };
            return SimpleQueue;
          }();
  
          function ReadableStreamCreateReadResult(value, done, forAuthorCode) {
            var prototype = null;
            if (forAuthorCode === true) {
              prototype = Object.prototype;
            }
            var obj = Object.create(prototype);
            obj.value = value;
            obj.done = done;
            return obj;
          }
  
          function ReadableStreamReaderGenericInitialize(reader, stream) {
            reader._forAuthorCode = true;
            reader._ownerReadableStream = stream;
            stream._reader = reader;
            if (stream._state === 'readable') {
              defaultReaderClosedPromiseInitialize(reader);
            } else if (stream._state === 'closed') {
              defaultReaderClosedPromiseInitializeAsResolved(reader);
            } else {
              defaultReaderClosedPromiseInitializeAsRejected(reader, stream._storedError);
            }
          }
  
          function ReadableStreamReaderGenericCancel(reader, reason) {
            var stream = reader._ownerReadableStream;
            return ReadableStreamCancel(stream, reason);
          }
  
          function ReadableStreamReaderGenericRelease(reader) {
            if (reader._ownerReadableStream._state === 'readable') {
              defaultReaderClosedPromiseReject(reader, new TypeError('Reader was released and can no longer be used to monitor the stream\'s closedness'));
            } else {
              defaultReaderClosedPromiseResetToRejected(reader, new TypeError('Reader was released and can no longer be used to monitor the stream\'s closedness'));
            }
            reader._ownerReadableStream._reader = undefined;
            reader._ownerReadableStream = undefined;
          }
  
          function readerLockException(name) {
            return new TypeError('Cannot ' + name + ' a stream using a released reader');
          }
  
          function defaultReaderClosedPromiseInitialize(reader) {
            reader._closedPromise = new Promise(function (resolve, reject) {
              reader._closedPromise_resolve = resolve;
              reader._closedPromise_reject = reject;
            });
          }
  
          function defaultReaderClosedPromiseInitializeAsRejected(reader, reason) {
            defaultReaderClosedPromiseInitialize(reader);
            defaultReaderClosedPromiseReject(reader, reason);
          }
  
          function defaultReaderClosedPromiseInitializeAsResolved(reader) {
            defaultReaderClosedPromiseInitialize(reader);
            defaultReaderClosedPromiseResolve(reader);
          }
  
          function defaultReaderClosedPromiseReject(reader, reason) {
            reader._closedPromise.catch(noop);
            reader._closedPromise_reject(reason);
            reader._closedPromise_resolve = undefined;
            reader._closedPromise_reject = undefined;
          }
  
          function defaultReaderClosedPromiseResetToRejected(reader, reason) {
            defaultReaderClosedPromiseInitializeAsRejected(reader, reason);
          }
  
          function defaultReaderClosedPromiseResolve(reader) {
            reader._closedPromise_resolve(undefined);
            reader._closedPromise_resolve = undefined;
            reader._closedPromise_reject = undefined;
          }
  
          var CancelSteps = SymbolPolyfill('[[CancelSteps]]');
          var PullSteps = SymbolPolyfill('[[PullSteps]]');
  
          function AcquireReadableStreamDefaultReader(stream, forAuthorCode) {
            if (forAuthorCode === void 0) {
              forAuthorCode = false;
            }
            var reader = new ReadableStreamDefaultReader(stream);
            reader._forAuthorCode = forAuthorCode;
            return reader;
          }
  
          function ReadableStreamAddReadRequest(stream) {
            var promise = new Promise(function (resolve, reject) {
              var readRequest = {
                _resolve: resolve,
                _reject: reject
              };
              stream._reader._readRequests.push(readRequest);
            });
            return promise;
          }
  
          function ReadableStreamFulfillReadRequest(stream, chunk, done) {
            var reader = stream._reader;
            var readRequest = reader._readRequests.shift();
            readRequest._resolve(ReadableStreamCreateReadResult(chunk, done, reader._forAuthorCode));
          }
  
          function ReadableStreamGetNumReadRequests(stream) {
            return stream._reader._readRequests.length;
          }
  
          function ReadableStreamHasDefaultReader(stream) {
            var reader = stream._reader;
            if (reader === undefined) {
              return false;
            }
            if (!IsReadableStreamDefaultReader(reader)) {
              return false;
            }
            return true;
          }
  
          var ReadableStreamDefaultReader = function () {
            function ReadableStreamDefaultReader(stream) {
              if (IsReadableStream(stream) === false) {
                throw new TypeError('ReadableStreamDefaultReader can only be constructed with a ReadableStream instance');
              }
              if (IsReadableStreamLocked(stream) === true) {
                throw new TypeError('This stream has already been locked for exclusive reading by another reader');
              }
              ReadableStreamReaderGenericInitialize(this, stream);
              this._readRequests = new SimpleQueue();
            }
  
            Object.defineProperty(ReadableStreamDefaultReader.prototype, "closed", {
              get: function () {
                if (!IsReadableStreamDefaultReader(this)) {
                  return Promise.reject(defaultReaderBrandCheckException('closed'));
                }
                return this._closedPromise;
              },
              enumerable: true,
              configurable: true
            });
            ReadableStreamDefaultReader.prototype.cancel = function (reason) {
              if (!IsReadableStreamDefaultReader(this)) {
                return Promise.reject(defaultReaderBrandCheckException('cancel'));
              }
              if (this._ownerReadableStream === undefined) {
                return Promise.reject(readerLockException('cancel'));
              }
              return ReadableStreamReaderGenericCancel(this, reason);
            };
            ReadableStreamDefaultReader.prototype.read = function () {
              if (!IsReadableStreamDefaultReader(this)) {
                return Promise.reject(defaultReaderBrandCheckException('read'));
              }
              if (this._ownerReadableStream === undefined) {
                return Promise.reject(readerLockException('read from'));
              }
              return ReadableStreamDefaultReaderRead(this);
            };
            ReadableStreamDefaultReader.prototype.releaseLock = function () {
              if (!IsReadableStreamDefaultReader(this)) {
                throw defaultReaderBrandCheckException('releaseLock');
              }
              if (this._ownerReadableStream === undefined) {
                return;
              }
              if (this._readRequests.length > 0) {
                throw new TypeError('Tried to release a reader lock when that reader has pending read() calls un-settled');
              }
              ReadableStreamReaderGenericRelease(this);
            };
            return ReadableStreamDefaultReader;
          }();
  
          function IsReadableStreamDefaultReader(x) {
            if (!typeIsObject(x)) {
              return false;
            }
            if (!Object.prototype.hasOwnProperty.call(x, '_readRequests')) {
              return false;
            }
            return true;
          }
  
          function ReadableStreamDefaultReaderRead(reader) {
            var stream = reader._ownerReadableStream;
            stream._disturbed = true;
            if (stream._state === 'closed') {
              return Promise.resolve(ReadableStreamCreateReadResult(undefined, true, reader._forAuthorCode));
            }
            if (stream._state === 'errored') {
              return Promise.reject(stream._storedError);
            }
            return stream._readableStreamController[PullSteps]();
          }
  
          function defaultReaderBrandCheckException(name) {
            return new TypeError("ReadableStreamDefaultReader.prototype." + name + " can only be used on a ReadableStreamDefaultReader");
          }
  
          var _a;
          var AsyncIteratorPrototype;
          if (typeof SymbolPolyfill.asyncIterator === 'symbol') {
            AsyncIteratorPrototype = (_a = {}, _a[SymbolPolyfill.asyncIterator] = function () {
              return this;
            }, _a);
            Object.defineProperty(AsyncIteratorPrototype, SymbolPolyfill.asyncIterator, {enumerable: false});
          }
          var ReadableStreamAsyncIteratorPrototype = {
            next: function () {
              if (IsReadableStreamAsyncIterator(this) === false) {
                return Promise.reject(streamAsyncIteratorBrandCheckException('next'));
              }
              var reader = this._asyncIteratorReader;
              if (reader._ownerReadableStream === undefined) {
                return Promise.reject(readerLockException('iterate'));
              }
              return ReadableStreamDefaultReaderRead(reader).then(function (result) {
                var done = result.done;
                if (done) {
                  ReadableStreamReaderGenericRelease(reader);
                }
                var value = result.value;
                return ReadableStreamCreateReadResult(value, done, true);
              });
            },
            return: function (value) {
              if (IsReadableStreamAsyncIterator(this) === false) {
                return Promise.reject(streamAsyncIteratorBrandCheckException('next'));
              }
              var reader = this._asyncIteratorReader;
              if (reader._ownerReadableStream === undefined) {
                return Promise.reject(readerLockException('finish iterating'));
              }
              if (reader._readRequests.length > 0) {
                return Promise.reject(new TypeError('Tried to release a reader lock when that reader has pending read() calls un-settled'));
              }
              if (this._preventCancel === false) {
                var result = ReadableStreamReaderGenericCancel(reader, value);
                ReadableStreamReaderGenericRelease(reader);
                return result.then(function () {
                  return ReadableStreamCreateReadResult(value, true, true);
                });
              }
              ReadableStreamReaderGenericRelease(reader);
              return Promise.resolve(ReadableStreamCreateReadResult(value, true, true));
            }
          };
          if (AsyncIteratorPrototype !== undefined) {
            Object.setPrototypeOf(ReadableStreamAsyncIteratorPrototype, AsyncIteratorPrototype);
          }
          Object.defineProperty(ReadableStreamAsyncIteratorPrototype, 'next', {enumerable: false});
          Object.defineProperty(ReadableStreamAsyncIteratorPrototype, 'return', {enumerable: false});
  
          function AcquireReadableStreamAsyncIterator(stream, preventCancel) {
            if (preventCancel === void 0) {
              preventCancel = false;
            }
            var reader = AcquireReadableStreamDefaultReader(stream);
            var iterator = Object.create(ReadableStreamAsyncIteratorPrototype);
            iterator._asyncIteratorReader = reader;
            iterator._preventCancel = Boolean(preventCancel);
            return iterator;
          }
  
          function IsReadableStreamAsyncIterator(x) {
            if (!typeIsObject(x)) {
              return false;
            }
            if (!Object.prototype.hasOwnProperty.call(x, '_asyncIteratorReader')) {
              return false;
            }
            return true;
          }
  
          function streamAsyncIteratorBrandCheckException(name) {
            return new TypeError("ReadableStreamAsyncIterator." + name + " can only be used on a ReadableSteamAsyncIterator");
          }
  
          var rethrowAssertionErrorRejection = noop;
  
          function DequeueValue(container) {
            var pair = container._queue.shift();
            container._queueTotalSize -= pair.size;
            if (container._queueTotalSize < 0) {
              container._queueTotalSize = 0;
            }
            return pair.value;
          }
  
          function EnqueueValueWithSize(container, value, size) {
            size = Number(size);
            if (!IsFiniteNonNegativeNumber(size)) {
              throw new RangeError('Size must be a finite, non-NaN, non-negative number.');
            }
            container._queue.push({
              value: value,
              size: size
            });
            container._queueTotalSize += size;
          }
  
          function PeekQueueValue(container) {
            var pair = container._queue.peek();
            return pair.value;
          }
  
          function ResetQueue(container) {
            container._queue = new SimpleQueue();
            container._queueTotalSize = 0;
          }
  
          var AbortSteps = SymbolPolyfill('[[AbortSteps]]');
          var ErrorSteps = SymbolPolyfill('[[ErrorSteps]]');
          var WritableStream = function () {
            function WritableStream(underlyingSink, strategy) {
              if (underlyingSink === void 0) {
                underlyingSink = {};
              }
              if (strategy === void 0) {
                strategy = {};
              }
              InitializeWritableStream(this);
              var size = strategy.size;
              var highWaterMark = strategy.highWaterMark;
              var type = underlyingSink.type;
              if (type !== undefined) {
                throw new RangeError('Invalid type is specified');
              }
              var sizeAlgorithm = MakeSizeAlgorithmFromSizeFunction(size);
              if (highWaterMark === undefined) {
                highWaterMark = 1;
              }
              highWaterMark = ValidateAndNormalizeHighWaterMark(highWaterMark);
              SetUpWritableStreamDefaultControllerFromUnderlyingSink(this, underlyingSink, highWaterMark, sizeAlgorithm);
            }
  
            Object.defineProperty(WritableStream.prototype, "locked", {
              get: function () {
                if (IsWritableStream(this) === false) {
                  throw streamBrandCheckException('locked');
                }
                return IsWritableStreamLocked(this);
              },
              enumerable: true,
              configurable: true
            });
            WritableStream.prototype.abort = function (reason) {
              if (IsWritableStream(this) === false) {
                return Promise.reject(streamBrandCheckException('abort'));
              }
              if (IsWritableStreamLocked(this) === true) {
                return Promise.reject(new TypeError('Cannot abort a stream that already has a writer'));
              }
              return WritableStreamAbort(this, reason);
            };
            WritableStream.prototype.getWriter = function () {
              if (IsWritableStream(this) === false) {
                throw streamBrandCheckException('getWriter');
              }
              return AcquireWritableStreamDefaultWriter(this);
            };
            return WritableStream;
          }();
  
          function AcquireWritableStreamDefaultWriter(stream) {
            return new WritableStreamDefaultWriter(stream);
          }
  
          function CreateWritableStream(startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, highWaterMark, sizeAlgorithm) {
            if (highWaterMark === void 0) {
              highWaterMark = 1;
            }
            if (sizeAlgorithm === void 0) {
              sizeAlgorithm = function () {
                return 1;
              };
            }
            var stream = Object.create(WritableStream.prototype);
            InitializeWritableStream(stream);
            var controller = Object.create(WritableStreamDefaultController.prototype);
            SetUpWritableStreamDefaultController(stream, controller, startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, highWaterMark, sizeAlgorithm);
            return stream;
          }
  
          function InitializeWritableStream(stream) {
            stream._state = 'writable';
            stream._storedError = undefined;
            stream._writer = undefined;
            stream._writableStreamController = undefined;
            stream._writeRequests = new SimpleQueue();
            stream._inFlightWriteRequest = undefined;
            stream._closeRequest = undefined;
            stream._inFlightCloseRequest = undefined;
            stream._pendingAbortRequest = undefined;
            stream._backpressure = false;
          }
  
          function IsWritableStream(x) {
            if (!typeIsObject(x)) {
              return false;
            }
            if (!Object.prototype.hasOwnProperty.call(x, '_writableStreamController')) {
              return false;
            }
            return true;
          }
  
          function IsWritableStreamLocked(stream) {
            if (stream._writer === undefined) {
              return false;
            }
            return true;
          }
  
          function WritableStreamAbort(stream, reason) {
            var state = stream._state;
            if (state === 'closed' || state === 'errored') {
              return Promise.resolve(undefined);
            }
            if (stream._pendingAbortRequest !== undefined) {
              return stream._pendingAbortRequest._promise;
            }
            var wasAlreadyErroring = false;
            if (state === 'erroring') {
              wasAlreadyErroring = true;
              reason = undefined;
            }
            var promise = new Promise(function (resolve, reject) {
              stream._pendingAbortRequest = {
                _promise: undefined,
                _resolve: resolve,
                _reject: reject,
                _reason: reason,
                _wasAlreadyErroring: wasAlreadyErroring
              };
            });
            stream._pendingAbortRequest._promise = promise;
            if (wasAlreadyErroring === false) {
              WritableStreamStartErroring(stream, reason);
            }
            return promise;
          }
  
          function WritableStreamAddWriteRequest(stream) {
            var promise = new Promise(function (resolve, reject) {
              var writeRequest = {
                _resolve: resolve,
                _reject: reject
              };
              stream._writeRequests.push(writeRequest);
            });
            return promise;
          }
  
          function WritableStreamDealWithRejection(stream, error) {
            var state = stream._state;
            if (state === 'writable') {
              WritableStreamStartErroring(stream, error);
              return;
            }
            WritableStreamFinishErroring(stream);
          }
  
          function WritableStreamStartErroring(stream, reason) {
            var controller = stream._writableStreamController;
            stream._state = 'erroring';
            stream._storedError = reason;
            var writer = stream._writer;
            if (writer !== undefined) {
              WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, reason);
            }
            if (WritableStreamHasOperationMarkedInFlight(stream) === false && controller._started === true) {
              WritableStreamFinishErroring(stream);
            }
          }
  
          function WritableStreamFinishErroring(stream) {
            stream._state = 'errored';
            stream._writableStreamController[ErrorSteps]();
            var storedError = stream._storedError;
            stream._writeRequests.forEach(function (writeRequest) {
              writeRequest._reject(storedError);
            });
            stream._writeRequests = new SimpleQueue();
            if (stream._pendingAbortRequest === undefined) {
              WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
              return;
            }
            var abortRequest = stream._pendingAbortRequest;
            stream._pendingAbortRequest = undefined;
            if (abortRequest._wasAlreadyErroring === true) {
              abortRequest._reject(storedError);
              WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
              return;
            }
            var promise = stream._writableStreamController[AbortSteps](abortRequest._reason);
            promise.then(function () {
              abortRequest._resolve();
              WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
            }, function (reason) {
              abortRequest._reject(reason);
              WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
            });
          }
  
          function WritableStreamFinishInFlightWrite(stream) {
            stream._inFlightWriteRequest._resolve(undefined);
            stream._inFlightWriteRequest = undefined;
          }
  
          function WritableStreamFinishInFlightWriteWithError(stream, error) {
            stream._inFlightWriteRequest._reject(error);
            stream._inFlightWriteRequest = undefined;
            WritableStreamDealWithRejection(stream, error);
          }
  
          function WritableStreamFinishInFlightClose(stream) {
            stream._inFlightCloseRequest._resolve(undefined);
            stream._inFlightCloseRequest = undefined;
            var state = stream._state;
            if (state === 'erroring') {
              stream._storedError = undefined;
              if (stream._pendingAbortRequest !== undefined) {
                stream._pendingAbortRequest._resolve();
                stream._pendingAbortRequest = undefined;
              }
            }
            stream._state = 'closed';
            var writer = stream._writer;
            if (writer !== undefined) {
              defaultWriterClosedPromiseResolve(writer);
            }
          }
  
          function WritableStreamFinishInFlightCloseWithError(stream, error) {
            stream._inFlightCloseRequest._reject(error);
            stream._inFlightCloseRequest = undefined;
            if (stream._pendingAbortRequest !== undefined) {
              stream._pendingAbortRequest._reject(error);
              stream._pendingAbortRequest = undefined;
            }
            WritableStreamDealWithRejection(stream, error);
          }
  
          function WritableStreamCloseQueuedOrInFlight(stream) {
            if (stream._closeRequest === undefined && stream._inFlightCloseRequest === undefined) {
              return false;
            }
            return true;
          }
  
          function WritableStreamHasOperationMarkedInFlight(stream) {
            if (stream._inFlightWriteRequest === undefined && stream._inFlightCloseRequest === undefined) {
              return false;
            }
            return true;
          }
  
          function WritableStreamMarkCloseRequestInFlight(stream) {
            stream._inFlightCloseRequest = stream._closeRequest;
            stream._closeRequest = undefined;
          }
  
          function WritableStreamMarkFirstWriteRequestInFlight(stream) {
            stream._inFlightWriteRequest = stream._writeRequests.shift();
          }
  
          function WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream) {
            if (stream._closeRequest !== undefined) {
              stream._closeRequest._reject(stream._storedError);
              stream._closeRequest = undefined;
            }
            var writer = stream._writer;
            if (writer !== undefined) {
              defaultWriterClosedPromiseReject(writer, stream._storedError);
            }
          }
  
          function WritableStreamUpdateBackpressure(stream, backpressure) {
            var writer = stream._writer;
            if (writer !== undefined && backpressure !== stream._backpressure) {
              if (backpressure === true) {
                defaultWriterReadyPromiseReset(writer);
              } else {
                defaultWriterReadyPromiseResolve(writer);
              }
            }
            stream._backpressure = backpressure;
          }
  
          var WritableStreamDefaultWriter = function () {
            function WritableStreamDefaultWriter(stream) {
              if (IsWritableStream(stream) === false) {
                throw new TypeError('WritableStreamDefaultWriter can only be constructed with a WritableStream instance');
              }
              if (IsWritableStreamLocked(stream) === true) {
                throw new TypeError('This stream has already been locked for exclusive writing by another writer');
              }
              this._ownerWritableStream = stream;
              stream._writer = this;
              var state = stream._state;
              if (state === 'writable') {
                if (WritableStreamCloseQueuedOrInFlight(stream) === false && stream._backpressure === true) {
                  defaultWriterReadyPromiseInitialize(this);
                } else {
                  defaultWriterReadyPromiseInitializeAsResolved(this);
                }
                defaultWriterClosedPromiseInitialize(this);
              } else if (state === 'erroring') {
                defaultWriterReadyPromiseInitializeAsRejected(this, stream._storedError);
                defaultWriterClosedPromiseInitialize(this);
              } else if (state === 'closed') {
                defaultWriterReadyPromiseInitializeAsResolved(this);
                defaultWriterClosedPromiseInitializeAsResolved(this);
              } else {
                var storedError = stream._storedError;
                defaultWriterReadyPromiseInitializeAsRejected(this, storedError);
                defaultWriterClosedPromiseInitializeAsRejected(this, storedError);
              }
            }
  
            Object.defineProperty(WritableStreamDefaultWriter.prototype, "closed", {
              get: function () {
                if (IsWritableStreamDefaultWriter(this) === false) {
                  return Promise.reject(defaultWriterBrandCheckException('closed'));
                }
                return this._closedPromise;
              },
              enumerable: true,
              configurable: true
            });
            Object.defineProperty(WritableStreamDefaultWriter.prototype, "desiredSize", {
              get: function () {
                if (IsWritableStreamDefaultWriter(this) === false) {
                  throw defaultWriterBrandCheckException('desiredSize');
                }
                if (this._ownerWritableStream === undefined) {
                  throw defaultWriterLockException('desiredSize');
                }
                return WritableStreamDefaultWriterGetDesiredSize(this);
              },
              enumerable: true,
              configurable: true
            });
            Object.defineProperty(WritableStreamDefaultWriter.prototype, "ready", {
              get: function () {
                if (IsWritableStreamDefaultWriter(this) === false) {
                  return Promise.reject(defaultWriterBrandCheckException('ready'));
                }
                return this._readyPromise;
              },
              enumerable: true,
              configurable: true
            });
            WritableStreamDefaultWriter.prototype.abort = function (reason) {
              if (IsWritableStreamDefaultWriter(this) === false) {
                return Promise.reject(defaultWriterBrandCheckException('abort'));
              }
              if (this._ownerWritableStream === undefined) {
                return Promise.reject(defaultWriterLockException('abort'));
              }
              return WritableStreamDefaultWriterAbort(this, reason);
            };
            WritableStreamDefaultWriter.prototype.close = function () {
              if (IsWritableStreamDefaultWriter(this) === false) {
                return Promise.reject(defaultWriterBrandCheckException('close'));
              }
              var stream = this._ownerWritableStream;
              if (stream === undefined) {
                return Promise.reject(defaultWriterLockException('close'));
              }
              if (WritableStreamCloseQueuedOrInFlight(stream) === true) {
                return Promise.reject(new TypeError('cannot close an already-closing stream'));
              }
              return WritableStreamDefaultWriterClose(this);
            };
            WritableStreamDefaultWriter.prototype.releaseLock = function () {
              if (IsWritableStreamDefaultWriter(this) === false) {
                throw defaultWriterBrandCheckException('releaseLock');
              }
              var stream = this._ownerWritableStream;
              if (stream === undefined) {
                return;
              }
              WritableStreamDefaultWriterRelease(this);
            };
            WritableStreamDefaultWriter.prototype.write = function (chunk) {
              if (IsWritableStreamDefaultWriter(this) === false) {
                return Promise.reject(defaultWriterBrandCheckException('write'));
              }
              if (this._ownerWritableStream === undefined) {
                return Promise.reject(defaultWriterLockException('write to'));
              }
              return WritableStreamDefaultWriterWrite(this, chunk);
            };
            return WritableStreamDefaultWriter;
          }();
  
          function IsWritableStreamDefaultWriter(x) {
            if (!typeIsObject(x)) {
              return false;
            }
            if (!Object.prototype.hasOwnProperty.call(x, '_ownerWritableStream')) {
              return false;
            }
            return true;
          }
  
          function WritableStreamDefaultWriterAbort(writer, reason) {
            var stream = writer._ownerWritableStream;
            return WritableStreamAbort(stream, reason);
          }
  
          function WritableStreamDefaultWriterClose(writer) {
            var stream = writer._ownerWritableStream;
            var state = stream._state;
            if (state === 'closed' || state === 'errored') {
              return Promise.reject(new TypeError("The stream (in " + state + " state) is not in the writable state and cannot be closed"));
            }
            var promise = new Promise(function (resolve, reject) {
              var closeRequest = {
                _resolve: resolve,
                _reject: reject
              };
              stream._closeRequest = closeRequest;
            });
            if (stream._backpressure === true && state === 'writable') {
              defaultWriterReadyPromiseResolve(writer);
            }
            WritableStreamDefaultControllerClose(stream._writableStreamController);
            return promise;
          }
  
          function WritableStreamDefaultWriterCloseWithErrorPropagation(writer) {
            var stream = writer._ownerWritableStream;
            var state = stream._state;
            if (WritableStreamCloseQueuedOrInFlight(stream) === true || state === 'closed') {
              return Promise.resolve();
            }
            if (state === 'errored') {
              return Promise.reject(stream._storedError);
            }
            return WritableStreamDefaultWriterClose(writer);
          }
  
          function WritableStreamDefaultWriterEnsureClosedPromiseRejected(writer, error) {
            if (writer._closedPromiseState === 'pending') {
              defaultWriterClosedPromiseReject(writer, error);
            } else {
              defaultWriterClosedPromiseResetToRejected(writer, error);
            }
          }
  
          function WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, error) {
            if (writer._readyPromiseState === 'pending') {
              defaultWriterReadyPromiseReject(writer, error);
            } else {
              defaultWriterReadyPromiseResetToRejected(writer, error);
            }
          }
  
          function WritableStreamDefaultWriterGetDesiredSize(writer) {
            var stream = writer._ownerWritableStream;
            var state = stream._state;
            if (state === 'errored' || state === 'erroring') {
              return null;
            }
            if (state === 'closed') {
              return 0;
            }
            return WritableStreamDefaultControllerGetDesiredSize(stream._writableStreamController);
          }
  
          function WritableStreamDefaultWriterRelease(writer) {
            var stream = writer._ownerWritableStream;
            var releasedError = new TypeError('Writer was released and can no longer be used to monitor the stream\'s closedness');
            WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, releasedError);
            WritableStreamDefaultWriterEnsureClosedPromiseRejected(writer, releasedError);
            stream._writer = undefined;
            writer._ownerWritableStream = undefined;
          }
  
          function WritableStreamDefaultWriterWrite(writer, chunk) {
            var stream = writer._ownerWritableStream;
            var controller = stream._writableStreamController;
            var chunkSize = WritableStreamDefaultControllerGetChunkSize(controller, chunk);
            if (stream !== writer._ownerWritableStream) {
              return Promise.reject(defaultWriterLockException('write to'));
            }
            var state = stream._state;
            if (state === 'errored') {
              return Promise.reject(stream._storedError);
            }
            if (WritableStreamCloseQueuedOrInFlight(stream) === true || state === 'closed') {
              return Promise.reject(new TypeError('The stream is closing or closed and cannot be written to'));
            }
            if (state === 'erroring') {
              return Promise.reject(stream._storedError);
            }
            var promise = WritableStreamAddWriteRequest(stream);
            WritableStreamDefaultControllerWrite(controller, chunk, chunkSize);
            return promise;
          }
  
          var WritableStreamDefaultController = function () {
            function WritableStreamDefaultController() {
              throw new TypeError('WritableStreamDefaultController cannot be constructed explicitly');
            }
  
            WritableStreamDefaultController.prototype.error = function (e) {
              if (IsWritableStreamDefaultController(this) === false) {
                throw new TypeError('WritableStreamDefaultController.prototype.error can only be used on a WritableStreamDefaultController');
              }
              var state = this._controlledWritableStream._state;
              if (state !== 'writable') {
                return;
              }
              WritableStreamDefaultControllerError(this, e);
            };
            WritableStreamDefaultController.prototype[AbortSteps] = function (reason) {
              var result = this._abortAlgorithm(reason);
              WritableStreamDefaultControllerClearAlgorithms(this);
              return result;
            };
            WritableStreamDefaultController.prototype[ErrorSteps] = function () {
              ResetQueue(this);
            };
            return WritableStreamDefaultController;
          }();
  
          function IsWritableStreamDefaultController(x) {
            if (!typeIsObject(x)) {
              return false;
            }
            if (!Object.prototype.hasOwnProperty.call(x, '_controlledWritableStream')) {
              return false;
            }
            return true;
          }
  
          function SetUpWritableStreamDefaultController(stream, controller, startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, highWaterMark, sizeAlgorithm) {
            controller._controlledWritableStream = stream;
            stream._writableStreamController = controller;
            controller._queue = undefined;
            controller._queueTotalSize = undefined;
            ResetQueue(controller);
            controller._started = false;
            controller._strategySizeAlgorithm = sizeAlgorithm;
            controller._strategyHWM = highWaterMark;
            controller._writeAlgorithm = writeAlgorithm;
            controller._closeAlgorithm = closeAlgorithm;
            controller._abortAlgorithm = abortAlgorithm;
            var backpressure = WritableStreamDefaultControllerGetBackpressure(controller);
            WritableStreamUpdateBackpressure(stream, backpressure);
            var startResult = startAlgorithm();
            var startPromise = Promise.resolve(startResult);
            startPromise.then(function () {
              controller._started = true;
              WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
            }, function (r) {
              controller._started = true;
              WritableStreamDealWithRejection(stream, r);
            }).catch(rethrowAssertionErrorRejection);
          }
  
          function SetUpWritableStreamDefaultControllerFromUnderlyingSink(stream, underlyingSink, highWaterMark, sizeAlgorithm) {
            var controller = Object.create(WritableStreamDefaultController.prototype);
  
            function startAlgorithm() {
              return InvokeOrNoop(underlyingSink, 'start', [controller]);
            }
  
            var writeAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingSink, 'write', 1, [controller]);
            var closeAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingSink, 'close', 0, []);
            var abortAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingSink, 'abort', 1, []);
            SetUpWritableStreamDefaultController(stream, controller, startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, highWaterMark, sizeAlgorithm);
          }
  
          function WritableStreamDefaultControllerClearAlgorithms(controller) {
            controller._writeAlgorithm = undefined;
            controller._closeAlgorithm = undefined;
            controller._abortAlgorithm = undefined;
            controller._strategySizeAlgorithm = undefined;
          }
  
          function WritableStreamDefaultControllerClose(controller) {
            EnqueueValueWithSize(controller, 'close', 0);
            WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
          }
  
          function WritableStreamDefaultControllerGetChunkSize(controller, chunk) {
            try {
              return controller._strategySizeAlgorithm(chunk);
            } catch (chunkSizeE) {
              WritableStreamDefaultControllerErrorIfNeeded(controller, chunkSizeE);
              return 1;
            }
          }
  
          function WritableStreamDefaultControllerGetDesiredSize(controller) {
            return controller._strategyHWM - controller._queueTotalSize;
          }
  
          function WritableStreamDefaultControllerWrite(controller, chunk, chunkSize) {
            var writeRecord = {chunk: chunk};
            try {
              EnqueueValueWithSize(controller, writeRecord, chunkSize);
            } catch (enqueueE) {
              WritableStreamDefaultControllerErrorIfNeeded(controller, enqueueE);
              return;
            }
            var stream = controller._controlledWritableStream;
            if (WritableStreamCloseQueuedOrInFlight(stream) === false && stream._state === 'writable') {
              var backpressure = WritableStreamDefaultControllerGetBackpressure(controller);
              WritableStreamUpdateBackpressure(stream, backpressure);
            }
            WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
          }
  
          function WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller) {
            var stream = controller._controlledWritableStream;
            if (controller._started === false) {
              return;
            }
            if (stream._inFlightWriteRequest !== undefined) {
              return;
            }
            var state = stream._state;
            if (state === 'erroring') {
              WritableStreamFinishErroring(stream);
              return;
            }
            if (controller._queue.length === 0) {
              return;
            }
            var writeRecord = PeekQueueValue(controller);
            if (writeRecord === 'close') {
              WritableStreamDefaultControllerProcessClose(controller);
            } else {
              WritableStreamDefaultControllerProcessWrite(controller, writeRecord.chunk);
            }
          }
  
          function WritableStreamDefaultControllerErrorIfNeeded(controller, error) {
            if (controller._controlledWritableStream._state === 'writable') {
              WritableStreamDefaultControllerError(controller, error);
            }
          }
  
          function WritableStreamDefaultControllerProcessClose(controller) {
            var stream = controller._controlledWritableStream;
            WritableStreamMarkCloseRequestInFlight(stream);
            DequeueValue(controller);
            var sinkClosePromise = controller._closeAlgorithm();
            WritableStreamDefaultControllerClearAlgorithms(controller);
            sinkClosePromise.then(function () {
              WritableStreamFinishInFlightClose(stream);
            }, function (reason) {
              WritableStreamFinishInFlightCloseWithError(stream, reason);
            }).catch(rethrowAssertionErrorRejection);
          }
  
          function WritableStreamDefaultControllerProcessWrite(controller, chunk) {
            var stream = controller._controlledWritableStream;
            WritableStreamMarkFirstWriteRequestInFlight(stream);
            var sinkWritePromise = controller._writeAlgorithm(chunk);
            sinkWritePromise.then(function () {
              WritableStreamFinishInFlightWrite(stream);
              var state = stream._state;
              DequeueValue(controller);
              if (WritableStreamCloseQueuedOrInFlight(stream) === false && state === 'writable') {
                var backpressure = WritableStreamDefaultControllerGetBackpressure(controller);
                WritableStreamUpdateBackpressure(stream, backpressure);
              }
              WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
            }, function (reason) {
              if (stream._state === 'writable') {
                WritableStreamDefaultControllerClearAlgorithms(controller);
              }
              WritableStreamFinishInFlightWriteWithError(stream, reason);
            }).catch(rethrowAssertionErrorRejection);
          }
  
          function WritableStreamDefaultControllerGetBackpressure(controller) {
            var desiredSize = WritableStreamDefaultControllerGetDesiredSize(controller);
            return desiredSize <= 0;
          }
  
          function WritableStreamDefaultControllerError(controller, error) {
            var stream = controller._controlledWritableStream;
            WritableStreamDefaultControllerClearAlgorithms(controller);
            WritableStreamStartErroring(stream, error);
          }
  
          function streamBrandCheckException(name) {
            return new TypeError("WritableStream.prototype." + name + " can only be used on a WritableStream");
          }
  
          function defaultWriterBrandCheckException(name) {
            return new TypeError("WritableStreamDefaultWriter.prototype." + name + " can only be used on a WritableStreamDefaultWriter");
          }
  
          function defaultWriterLockException(name) {
            return new TypeError('Cannot ' + name + ' a stream using a released writer');
          }
  
          function defaultWriterClosedPromiseInitialize(writer) {
            writer._closedPromise = new Promise(function (resolve, reject) {
              writer._closedPromise_resolve = resolve;
              writer._closedPromise_reject = reject;
              writer._closedPromiseState = 'pending';
            });
          }
  
          function defaultWriterClosedPromiseInitializeAsRejected(writer, reason) {
            defaultWriterClosedPromiseInitialize(writer);
            defaultWriterClosedPromiseReject(writer, reason);
          }
  
          function defaultWriterClosedPromiseInitializeAsResolved(writer) {
            defaultWriterClosedPromiseInitialize(writer);
            defaultWriterClosedPromiseResolve(writer);
          }
  
          function defaultWriterClosedPromiseReject(writer, reason) {
            writer._closedPromise.catch(noop);
            writer._closedPromise_reject(reason);
            writer._closedPromise_resolve = undefined;
            writer._closedPromise_reject = undefined;
            writer._closedPromiseState = 'rejected';
          }
  
          function defaultWriterClosedPromiseResetToRejected(writer, reason) {
            defaultWriterClosedPromiseInitializeAsRejected(writer, reason);
          }
  
          function defaultWriterClosedPromiseResolve(writer) {
            writer._closedPromise_resolve(undefined);
            writer._closedPromise_resolve = undefined;
            writer._closedPromise_reject = undefined;
            writer._closedPromiseState = 'resolved';
          }
  
          function defaultWriterReadyPromiseInitialize(writer) {
            writer._readyPromise = new Promise(function (resolve, reject) {
              writer._readyPromise_resolve = resolve;
              writer._readyPromise_reject = reject;
            });
            writer._readyPromiseState = 'pending';
          }
  
          function defaultWriterReadyPromiseInitializeAsRejected(writer, reason) {
            defaultWriterReadyPromiseInitialize(writer);
            defaultWriterReadyPromiseReject(writer, reason);
          }
  
          function defaultWriterReadyPromiseInitializeAsResolved(writer) {
            defaultWriterReadyPromiseInitialize(writer);
            defaultWriterReadyPromiseResolve(writer);
          }
  
          function defaultWriterReadyPromiseReject(writer, reason) {
            writer._readyPromise.catch(noop);
            writer._readyPromise_reject(reason);
            writer._readyPromise_resolve = undefined;
            writer._readyPromise_reject = undefined;
            writer._readyPromiseState = 'rejected';
          }
  
          function defaultWriterReadyPromiseReset(writer) {
            defaultWriterReadyPromiseInitialize(writer);
          }
  
          function defaultWriterReadyPromiseResetToRejected(writer, reason) {
            defaultWriterReadyPromiseInitializeAsRejected(writer, reason);
          }
  
          function defaultWriterReadyPromiseResolve(writer) {
            writer._readyPromise_resolve(undefined);
            writer._readyPromise_resolve = undefined;
            writer._readyPromise_reject = undefined;
            writer._readyPromiseState = 'fulfilled';
          }
  
          function ReadableStreamPipeTo(source, dest, preventClose, preventAbort, preventCancel, signal) {
            var reader = AcquireReadableStreamDefaultReader(source);
            var writer = AcquireWritableStreamDefaultWriter(dest);
            var shuttingDown = false;
            var currentWrite = Promise.resolve();
            return new Promise(function (resolve, reject) {
              var abortAlgorithm;
              if (signal !== undefined) {
                abortAlgorithm = function () {
                  var error = new DOMException('Aborted', 'AbortError');
                  var actions = [];
                  if (preventAbort === false) {
                    actions.push(function () {
                      if (dest._state === 'writable') {
                        return WritableStreamAbort(dest, error);
                      }
                      return Promise.resolve();
                    });
                  }
                  if (preventCancel === false) {
                    actions.push(function () {
                      if (source._state === 'readable') {
                        return ReadableStreamCancel(source, error);
                      }
                      return Promise.resolve();
                    });
                  }
                  shutdownWithAction(function () {
                    return Promise.all(actions.map(function (action) {
                      return action();
                    }));
                  }, true, error);
                };
                if (signal.aborted === true) {
                  abortAlgorithm();
                  return;
                }
                signal.addEventListener('abort', abortAlgorithm);
              }
  
              function pipeLoop() {
                return new Promise(function (resolveLoop, rejectLoop) {
                  function next(done) {
                    if (done) {
                      resolveLoop();
                    } else {
                      pipeStep().then(next, rejectLoop);
                    }
                  }
  
                  next(false);
                });
              }
  
              function pipeStep() {
                if (shuttingDown === true) {
                  return Promise.resolve(true);
                }
                return writer._readyPromise.then(function () {
                  return ReadableStreamDefaultReaderRead(reader).then(function (_a) {
                    var value = _a.value, done = _a.done;
                    if (done === true) {
                      return true;
                    }
                    currentWrite = WritableStreamDefaultWriterWrite(writer, value).catch(noop);
                    return false;
                  });
                });
              }
  
              isOrBecomesErrored(source, reader._closedPromise, function (storedError) {
                if (preventAbort === false) {
                  shutdownWithAction(function () {
                    return WritableStreamAbort(dest, storedError);
                  }, true, storedError);
                } else {
                  shutdown(true, storedError);
                }
              });
              isOrBecomesErrored(dest, writer._closedPromise, function (storedError) {
                if (preventCancel === false) {
                  shutdownWithAction(function () {
                    return ReadableStreamCancel(source, storedError);
                  }, true, storedError);
                } else {
                  shutdown(true, storedError);
                }
              });
              isOrBecomesClosed(source, reader._closedPromise, function () {
                if (preventClose === false) {
                  shutdownWithAction(function () {
                    return WritableStreamDefaultWriterCloseWithErrorPropagation(writer);
                  });
                } else {
                  shutdown();
                }
              });
              if (WritableStreamCloseQueuedOrInFlight(dest) === true || dest._state === 'closed') {
                var destClosed_1 = new TypeError('the destination writable stream closed before all data could be piped to it');
                if (preventCancel === false) {
                  shutdownWithAction(function () {
                    return ReadableStreamCancel(source, destClosed_1);
                  }, true, destClosed_1);
                } else {
                  shutdown(true, destClosed_1);
                }
              }
              pipeLoop().catch(rethrowAssertionErrorRejection);
  
              function waitForWritesToFinish() {
                var oldCurrentWrite = currentWrite;
                return currentWrite.then(function () {
                  return oldCurrentWrite !== currentWrite ? waitForWritesToFinish() : undefined;
                });
              }
  
              function isOrBecomesErrored(stream, promise, action) {
                if (stream._state === 'errored') {
                  action(stream._storedError);
                } else {
                  promise.catch(action).catch(rethrowAssertionErrorRejection);
                }
              }
  
              function isOrBecomesClosed(stream, promise, action) {
                if (stream._state === 'closed') {
                  action();
                } else {
                  promise.then(action).catch(rethrowAssertionErrorRejection);
                }
              }
  
              function shutdownWithAction(action, originalIsError, originalError) {
                if (shuttingDown === true) {
                  return;
                }
                shuttingDown = true;
                if (dest._state === 'writable' && WritableStreamCloseQueuedOrInFlight(dest) === false) {
                  waitForWritesToFinish().then(doTheRest);
                } else {
                  doTheRest();
                }
  
                function doTheRest() {
                  action().then(function () {
                    return finalize(originalIsError, originalError);
                  }, function (newError) {
                    return finalize(true, newError);
                  }).catch(rethrowAssertionErrorRejection);
                }
              }
  
              function shutdown(isError, error) {
                if (shuttingDown === true) {
                  return;
                }
                shuttingDown = true;
                if (dest._state === 'writable' && WritableStreamCloseQueuedOrInFlight(dest) === false) {
                  waitForWritesToFinish().then(function () {
                    return finalize(isError, error);
                  }).catch(rethrowAssertionErrorRejection);
                } else {
                  finalize(isError, error);
                }
              }
  
              function finalize(isError, error) {
                WritableStreamDefaultWriterRelease(writer);
                ReadableStreamReaderGenericRelease(reader);
                if (signal !== undefined) {
                  signal.removeEventListener('abort', abortAlgorithm);
                }
                if (isError) {
                  reject(error);
                } else {
                  resolve(undefined);
                }
              }
            });
          }
  
          var ReadableStreamDefaultController = function () {
            function ReadableStreamDefaultController() {
              throw new TypeError();
            }
  
            Object.defineProperty(ReadableStreamDefaultController.prototype, "desiredSize", {
              get: function () {
                if (IsReadableStreamDefaultController(this) === false) {
                  throw defaultControllerBrandCheckException('desiredSize');
                }
                return ReadableStreamDefaultControllerGetDesiredSize(this);
              },
              enumerable: true,
              configurable: true
            });
            ReadableStreamDefaultController.prototype.close = function () {
              if (IsReadableStreamDefaultController(this) === false) {
                throw defaultControllerBrandCheckException('close');
              }
              if (ReadableStreamDefaultControllerCanCloseOrEnqueue(this) === false) {
                throw new TypeError('The stream is not in a state that permits close');
              }
              ReadableStreamDefaultControllerClose(this);
            };
            ReadableStreamDefaultController.prototype.enqueue = function (chunk) {
              if (IsReadableStreamDefaultController(this) === false) {
                throw defaultControllerBrandCheckException('enqueue');
              }
              if (ReadableStreamDefaultControllerCanCloseOrEnqueue(this) === false) {
                throw new TypeError('The stream is not in a state that permits enqueue');
              }
              return ReadableStreamDefaultControllerEnqueue(this, chunk);
            };
            ReadableStreamDefaultController.prototype.error = function (e) {
              if (IsReadableStreamDefaultController(this) === false) {
                throw defaultControllerBrandCheckException('error');
              }
              ReadableStreamDefaultControllerError(this, e);
            };
            ReadableStreamDefaultController.prototype[CancelSteps] = function (reason) {
              ResetQueue(this);
              var result = this._cancelAlgorithm(reason);
              ReadableStreamDefaultControllerClearAlgorithms(this);
              return result;
            };
            ReadableStreamDefaultController.prototype[PullSteps] = function () {
              var stream = this._controlledReadableStream;
              if (this._queue.length > 0) {
                var chunk = DequeueValue(this);
                if (this._closeRequested === true && this._queue.length === 0) {
                  ReadableStreamDefaultControllerClearAlgorithms(this);
                  ReadableStreamClose(stream);
                } else {
                  ReadableStreamDefaultControllerCallPullIfNeeded(this);
                }
                return Promise.resolve(ReadableStreamCreateReadResult(chunk, false, stream._reader._forAuthorCode));
              }
              var pendingPromise = ReadableStreamAddReadRequest(stream);
              ReadableStreamDefaultControllerCallPullIfNeeded(this);
              return pendingPromise;
            };
            return ReadableStreamDefaultController;
          }();
  
          function IsReadableStreamDefaultController(x) {
            if (!typeIsObject(x)) {
              return false;
            }
            if (!Object.prototype.hasOwnProperty.call(x, '_controlledReadableStream')) {
              return false;
            }
            return true;
          }
  
          function ReadableStreamDefaultControllerCallPullIfNeeded(controller) {
            var shouldPull = ReadableStreamDefaultControllerShouldCallPull(controller);
            if (shouldPull === false) {
              return;
            }
            if (controller._pulling === true) {
              controller._pullAgain = true;
              return;
            }
            controller._pulling = true;
            var pullPromise = controller._pullAlgorithm();
            pullPromise.then(function () {
              controller._pulling = false;
              if (controller._pullAgain === true) {
                controller._pullAgain = false;
                ReadableStreamDefaultControllerCallPullIfNeeded(controller);
              }
            }, function (e) {
              ReadableStreamDefaultControllerError(controller, e);
            }).catch(rethrowAssertionErrorRejection);
          }
  
          function ReadableStreamDefaultControllerShouldCallPull(controller) {
            var stream = controller._controlledReadableStream;
            if (ReadableStreamDefaultControllerCanCloseOrEnqueue(controller) === false) {
              return false;
            }
            if (controller._started === false) {
              return false;
            }
            if (IsReadableStreamLocked(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) {
              return true;
            }
            var desiredSize = ReadableStreamDefaultControllerGetDesiredSize(controller);
            if (desiredSize > 0) {
              return true;
            }
            return false;
          }
  
          function ReadableStreamDefaultControllerClearAlgorithms(controller) {
            controller._pullAlgorithm = undefined;
            controller._cancelAlgorithm = undefined;
            controller._strategySizeAlgorithm = undefined;
          }
  
          function ReadableStreamDefaultControllerClose(controller) {
            var stream = controller._controlledReadableStream;
            controller._closeRequested = true;
            if (controller._queue.length === 0) {
              ReadableStreamDefaultControllerClearAlgorithms(controller);
              ReadableStreamClose(stream);
            }
          }
  
          function ReadableStreamDefaultControllerEnqueue(controller, chunk) {
            var stream = controller._controlledReadableStream;
            if (IsReadableStreamLocked(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) {
              ReadableStreamFulfillReadRequest(stream, chunk, false);
            } else {
              var chunkSize = void 0;
              try {
                chunkSize = controller._strategySizeAlgorithm(chunk);
              } catch (chunkSizeE) {
                ReadableStreamDefaultControllerError(controller, chunkSizeE);
                throw chunkSizeE;
              }
              try {
                EnqueueValueWithSize(controller, chunk, chunkSize);
              } catch (enqueueE) {
                ReadableStreamDefaultControllerError(controller, enqueueE);
                throw enqueueE;
              }
            }
            ReadableStreamDefaultControllerCallPullIfNeeded(controller);
          }
  
          function ReadableStreamDefaultControllerError(controller, e) {
            var stream = controller._controlledReadableStream;
            if (stream._state !== 'readable') {
              return;
            }
            ResetQueue(controller);
            ReadableStreamDefaultControllerClearAlgorithms(controller);
            ReadableStreamError(stream, e);
          }
  
          function ReadableStreamDefaultControllerGetDesiredSize(controller) {
            var stream = controller._controlledReadableStream;
            var state = stream._state;
            if (state === 'errored') {
              return null;
            }
            if (state === 'closed') {
              return 0;
            }
            return controller._strategyHWM - controller._queueTotalSize;
          }
  
          function ReadableStreamDefaultControllerHasBackpressure(controller) {
            if (ReadableStreamDefaultControllerShouldCallPull(controller) === true) {
              return false;
            }
            return true;
          }
  
          function ReadableStreamDefaultControllerCanCloseOrEnqueue(controller) {
            var state = controller._controlledReadableStream._state;
            if (controller._closeRequested === false && state === 'readable') {
              return true;
            }
            return false;
          }
  
          function SetUpReadableStreamDefaultController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, sizeAlgorithm) {
            controller._controlledReadableStream = stream;
            controller._queue = undefined;
            controller._queueTotalSize = undefined;
            ResetQueue(controller);
            controller._started = false;
            controller._closeRequested = false;
            controller._pullAgain = false;
            controller._pulling = false;
            controller._strategySizeAlgorithm = sizeAlgorithm;
            controller._strategyHWM = highWaterMark;
            controller._pullAlgorithm = pullAlgorithm;
            controller._cancelAlgorithm = cancelAlgorithm;
            stream._readableStreamController = controller;
            var startResult = startAlgorithm();
            Promise.resolve(startResult).then(function () {
              controller._started = true;
              ReadableStreamDefaultControllerCallPullIfNeeded(controller);
            }, function (r) {
              ReadableStreamDefaultControllerError(controller, r);
            }).catch(rethrowAssertionErrorRejection);
          }
  
          function SetUpReadableStreamDefaultControllerFromUnderlyingSource(stream, underlyingSource, highWaterMark, sizeAlgorithm) {
            var controller = Object.create(ReadableStreamDefaultController.prototype);
  
            function startAlgorithm() {
              return InvokeOrNoop(underlyingSource, 'start', [controller]);
            }
  
            var pullAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingSource, 'pull', 0, [controller]);
            var cancelAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingSource, 'cancel', 1, []);
            SetUpReadableStreamDefaultController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, sizeAlgorithm);
          }
  
          function defaultControllerBrandCheckException(name) {
            return new TypeError("ReadableStreamDefaultController.prototype." + name + " can only be used on a ReadableStreamDefaultController");
          }
  
          function ReadableStreamTee(stream, cloneForBranch2) {
            var reader = AcquireReadableStreamDefaultReader(stream);
            var reading = false;
            var canceled1 = false;
            var canceled2 = false;
            var reason1;
            var reason2;
            var branch1;
            var branch2;
            var resolveCancelPromise;
            var cancelPromise = new Promise(function (resolve) {
              resolveCancelPromise = resolve;
            });
  
            function pullAlgorithm() {
              if (reading === true) {
                return Promise.resolve();
              }
              reading = true;
              var readPromise = ReadableStreamDefaultReaderRead(reader).then(function (result) {
                reading = false;
                var done = result.done;
                if (done === true) {
                  if (canceled1 === false) {
                    ReadableStreamDefaultControllerClose(branch1._readableStreamController);
                  }
                  if (canceled2 === false) {
                    ReadableStreamDefaultControllerClose(branch2._readableStreamController);
                  }
                  return;
                }
                var value = result.value;
                var value1 = value;
                var value2 = value;
                if (canceled1 === false) {
                  ReadableStreamDefaultControllerEnqueue(branch1._readableStreamController, value1);
                }
                if (canceled2 === false) {
                  ReadableStreamDefaultControllerEnqueue(branch2._readableStreamController, value2);
                }
              });
              readPromise.catch(rethrowAssertionErrorRejection);
              return Promise.resolve();
            }
  
            function cancel1Algorithm(reason) {
              canceled1 = true;
              reason1 = reason;
              if (canceled2 === true) {
                var compositeReason = createArrayFromList([
                  reason1,
                  reason2
                ]);
                var cancelResult = ReadableStreamCancel(stream, compositeReason);
                resolveCancelPromise(cancelResult);
              }
              return cancelPromise;
            }
  
            function cancel2Algorithm(reason) {
              canceled2 = true;
              reason2 = reason;
              if (canceled1 === true) {
                var compositeReason = createArrayFromList([
                  reason1,
                  reason2
                ]);
                var cancelResult = ReadableStreamCancel(stream, compositeReason);
                resolveCancelPromise(cancelResult);
              }
              return cancelPromise;
            }
  
            function startAlgorithm() {
            }
  
            branch1 = CreateReadableStream(startAlgorithm, pullAlgorithm, cancel1Algorithm);
            branch2 = CreateReadableStream(startAlgorithm, pullAlgorithm, cancel2Algorithm);
            reader._closedPromise.catch(function (r) {
              ReadableStreamDefaultControllerError(branch1._readableStreamController, r);
              ReadableStreamDefaultControllerError(branch2._readableStreamController, r);
            });
            return [
              branch1,
              branch2
            ];
          }
  
          var NumberIsInteger = Number.isInteger || function (value) {
            return typeof value === 'number' && isFinite(value) && Math.floor(value) === value;
          };
          var ReadableStreamBYOBRequest = function () {
            function ReadableStreamBYOBRequest() {
              throw new TypeError('ReadableStreamBYOBRequest cannot be used directly');
            }
  
            Object.defineProperty(ReadableStreamBYOBRequest.prototype, "view", {
              get: function () {
                if (IsReadableStreamBYOBRequest(this) === false) {
                  throw byobRequestBrandCheckException('view');
                }
                return this._view;
              },
              enumerable: true,
              configurable: true
            });
            ReadableStreamBYOBRequest.prototype.respond = function (bytesWritten) {
              if (IsReadableStreamBYOBRequest(this) === false) {
                throw byobRequestBrandCheckException('respond');
              }
              if (this._associatedReadableByteStreamController === undefined) {
                throw new TypeError('This BYOB request has been invalidated');
              }
              if (IsDetachedBuffer(this._view.buffer) === true) ;
              ReadableByteStreamControllerRespond(this._associatedReadableByteStreamController, bytesWritten);
            };
            ReadableStreamBYOBRequest.prototype.respondWithNewView = function (view) {
              if (IsReadableStreamBYOBRequest(this) === false) {
                throw byobRequestBrandCheckException('respond');
              }
              if (this._associatedReadableByteStreamController === undefined) {
                throw new TypeError('This BYOB request has been invalidated');
              }
              if (!ArrayBuffer.isView(view)) {
                throw new TypeError('You can only respond with array buffer views');
              }
              if (IsDetachedBuffer(view.buffer) === true) ;
              ReadableByteStreamControllerRespondWithNewView(this._associatedReadableByteStreamController, view);
            };
            return ReadableStreamBYOBRequest;
          }();
          var ReadableByteStreamController = function () {
            function ReadableByteStreamController() {
              throw new TypeError('ReadableByteStreamController constructor cannot be used directly');
            }
  
            Object.defineProperty(ReadableByteStreamController.prototype, "byobRequest", {
              get: function () {
                if (IsReadableByteStreamController(this) === false) {
                  throw byteStreamControllerBrandCheckException('byobRequest');
                }
                if (this._byobRequest === undefined && this._pendingPullIntos.length > 0) {
                  var firstDescriptor = this._pendingPullIntos.peek();
                  var view = new Uint8Array(firstDescriptor.buffer, firstDescriptor.byteOffset + firstDescriptor.bytesFilled, firstDescriptor.byteLength - firstDescriptor.bytesFilled);
                  var byobRequest = Object.create(ReadableStreamBYOBRequest.prototype);
                  SetUpReadableStreamBYOBRequest(byobRequest, this, view);
                  this._byobRequest = byobRequest;
                }
                return this._byobRequest;
              },
              enumerable: true,
              configurable: true
            });
            Object.defineProperty(ReadableByteStreamController.prototype, "desiredSize", {
              get: function () {
                if (IsReadableByteStreamController(this) === false) {
                  throw byteStreamControllerBrandCheckException('desiredSize');
                }
                return ReadableByteStreamControllerGetDesiredSize(this);
              },
              enumerable: true,
              configurable: true
            });
            ReadableByteStreamController.prototype.close = function () {
              if (IsReadableByteStreamController(this) === false) {
                throw byteStreamControllerBrandCheckException('close');
              }
              if (this._closeRequested === true) {
                throw new TypeError('The stream has already been closed; do not close it again!');
              }
              var state = this._controlledReadableByteStream._state;
              if (state !== 'readable') {
                throw new TypeError("The stream (in " + state + " state) is not in the readable state and cannot be closed");
              }
              ReadableByteStreamControllerClose(this);
            };
            ReadableByteStreamController.prototype.enqueue = function (chunk) {
              if (IsReadableByteStreamController(this) === false) {
                throw byteStreamControllerBrandCheckException('enqueue');
              }
              if (this._closeRequested === true) {
                throw new TypeError('stream is closed or draining');
              }
              var state = this._controlledReadableByteStream._state;
              if (state !== 'readable') {
                throw new TypeError("The stream (in " + state + " state) is not in the readable state and cannot be enqueued to");
              }
              if (!ArrayBuffer.isView(chunk)) {
                throw new TypeError('You can only enqueue array buffer views when using a ReadableByteStreamController');
              }
              if (IsDetachedBuffer(chunk.buffer) === true) ;
              ReadableByteStreamControllerEnqueue(this, chunk);
            };
            ReadableByteStreamController.prototype.error = function (e) {
              if (IsReadableByteStreamController(this) === false) {
                throw byteStreamControllerBrandCheckException('error');
              }
              ReadableByteStreamControllerError(this, e);
            };
            ReadableByteStreamController.prototype[CancelSteps] = function (reason) {
              if (this._pendingPullIntos.length > 0) {
                var firstDescriptor = this._pendingPullIntos.peek();
                firstDescriptor.bytesFilled = 0;
              }
              ResetQueue(this);
              var result = this._cancelAlgorithm(reason);
              ReadableByteStreamControllerClearAlgorithms(this);
              return result;
            };
            ReadableByteStreamController.prototype[PullSteps] = function () {
              var stream = this._controlledReadableByteStream;
              if (this._queueTotalSize > 0) {
                var entry = this._queue.shift();
                this._queueTotalSize -= entry.byteLength;
                ReadableByteStreamControllerHandleQueueDrain(this);
                var view = void 0;
                try {
                  view = new Uint8Array(entry.buffer, entry.byteOffset, entry.byteLength);
                } catch (viewE) {
                  return Promise.reject(viewE);
                }
                return Promise.resolve(ReadableStreamCreateReadResult(view, false, stream._reader._forAuthorCode));
              }
              var autoAllocateChunkSize = this._autoAllocateChunkSize;
              if (autoAllocateChunkSize !== undefined) {
                var buffer = void 0;
                try {
                  buffer = new ArrayBuffer(autoAllocateChunkSize);
                } catch (bufferE) {
                  return Promise.reject(bufferE);
                }
                var pullIntoDescriptor = {
                  buffer: buffer,
                  byteOffset: 0,
                  byteLength: autoAllocateChunkSize,
                  bytesFilled: 0,
                  elementSize: 1,
                  ctor: Uint8Array,
                  readerType: 'default'
                };
                this._pendingPullIntos.push(pullIntoDescriptor);
              }
              var promise = ReadableStreamAddReadRequest(stream);
              ReadableByteStreamControllerCallPullIfNeeded(this);
              return promise;
            };
            return ReadableByteStreamController;
          }();
  
          function IsReadableByteStreamController(x) {
            if (!typeIsObject(x)) {
              return false;
            }
            if (!Object.prototype.hasOwnProperty.call(x, '_controlledReadableByteStream')) {
              return false;
            }
            return true;
          }
  
          function IsReadableStreamBYOBRequest(x) {
            if (!typeIsObject(x)) {
              return false;
            }
            if (!Object.prototype.hasOwnProperty.call(x, '_associatedReadableByteStreamController')) {
              return false;
            }
            return true;
          }
  
          function ReadableByteStreamControllerCallPullIfNeeded(controller) {
            var shouldPull = ReadableByteStreamControllerShouldCallPull(controller);
            if (shouldPull === false) {
              return;
            }
            if (controller._pulling === true) {
              controller._pullAgain = true;
              return;
            }
            controller._pulling = true;
            var pullPromise = controller._pullAlgorithm();
            pullPromise.then(function () {
              controller._pulling = false;
              if (controller._pullAgain === true) {
                controller._pullAgain = false;
                ReadableByteStreamControllerCallPullIfNeeded(controller);
              }
            }, function (e) {
              ReadableByteStreamControllerError(controller, e);
            }).catch(rethrowAssertionErrorRejection);
          }
  
          function ReadableByteStreamControllerClearPendingPullIntos(controller) {
            ReadableByteStreamControllerInvalidateBYOBRequest(controller);
            controller._pendingPullIntos = new SimpleQueue();
          }
  
          function ReadableByteStreamControllerCommitPullIntoDescriptor(stream, pullIntoDescriptor) {
            var done = false;
            if (stream._state === 'closed') {
              done = true;
            }
            var filledView = ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor);
            if (pullIntoDescriptor.readerType === 'default') {
              ReadableStreamFulfillReadRequest(stream, filledView, done);
            } else {
              ReadableStreamFulfillReadIntoRequest(stream, filledView, done);
            }
          }
  
          function ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor) {
            var bytesFilled = pullIntoDescriptor.bytesFilled;
            var elementSize = pullIntoDescriptor.elementSize;
            return new pullIntoDescriptor.ctor(pullIntoDescriptor.buffer, pullIntoDescriptor.byteOffset, bytesFilled / elementSize);
          }
  
          function ReadableByteStreamControllerEnqueueChunkToQueue(controller, buffer, byteOffset, byteLength) {
            controller._queue.push({
              buffer: buffer,
              byteOffset: byteOffset,
              byteLength: byteLength
            });
            controller._queueTotalSize += byteLength;
          }
  
          function ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) {
            var elementSize = pullIntoDescriptor.elementSize;
            var currentAlignedBytes = pullIntoDescriptor.bytesFilled - pullIntoDescriptor.bytesFilled % elementSize;
            var maxBytesToCopy = Math.min(controller._queueTotalSize, pullIntoDescriptor.byteLength - pullIntoDescriptor.bytesFilled);
            var maxBytesFilled = pullIntoDescriptor.bytesFilled + maxBytesToCopy;
            var maxAlignedBytes = maxBytesFilled - maxBytesFilled % elementSize;
            var totalBytesToCopyRemaining = maxBytesToCopy;
            var ready = false;
            if (maxAlignedBytes > currentAlignedBytes) {
              totalBytesToCopyRemaining = maxAlignedBytes - pullIntoDescriptor.bytesFilled;
              ready = true;
            }
            var queue = controller._queue;
            while (totalBytesToCopyRemaining > 0) {
              var headOfQueue = queue.peek();
              var bytesToCopy = Math.min(totalBytesToCopyRemaining, headOfQueue.byteLength);
              var destStart = pullIntoDescriptor.byteOffset + pullIntoDescriptor.bytesFilled;
              ArrayBufferCopy(pullIntoDescriptor.buffer, destStart, headOfQueue.buffer, headOfQueue.byteOffset, bytesToCopy);
              if (headOfQueue.byteLength === bytesToCopy) {
                queue.shift();
              } else {
                headOfQueue.byteOffset += bytesToCopy;
                headOfQueue.byteLength -= bytesToCopy;
              }
              controller._queueTotalSize -= bytesToCopy;
              ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, bytesToCopy, pullIntoDescriptor);
              totalBytesToCopyRemaining -= bytesToCopy;
            }
            return ready;
          }
  
          function ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, size, pullIntoDescriptor) {
            ReadableByteStreamControllerInvalidateBYOBRequest(controller);
            pullIntoDescriptor.bytesFilled += size;
          }
  
          function ReadableByteStreamControllerHandleQueueDrain(controller) {
            if (controller._queueTotalSize === 0 && controller._closeRequested === true) {
              ReadableByteStreamControllerClearAlgorithms(controller);
              ReadableStreamClose(controller._controlledReadableByteStream);
            } else {
              ReadableByteStreamControllerCallPullIfNeeded(controller);
            }
          }
  
          function ReadableByteStreamControllerInvalidateBYOBRequest(controller) {
            if (controller._byobRequest === undefined) {
              return;
            }
            controller._byobRequest._associatedReadableByteStreamController = undefined;
            controller._byobRequest._view = undefined;
            controller._byobRequest = undefined;
          }
  
          function ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller) {
            while (controller._pendingPullIntos.length > 0) {
              if (controller._queueTotalSize === 0) {
                return;
              }
              var pullIntoDescriptor = controller._pendingPullIntos.peek();
              if (ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) === true) {
                ReadableByteStreamControllerShiftPendingPullInto(controller);
                ReadableByteStreamControllerCommitPullIntoDescriptor(controller._controlledReadableByteStream, pullIntoDescriptor);
              }
            }
          }
  
          function ReadableByteStreamControllerPullInto(controller, view) {
            var stream = controller._controlledReadableByteStream;
            var elementSize = 1;
            if (view.constructor !== DataView) {
              elementSize = view.constructor.BYTES_PER_ELEMENT;
            }
            var ctor = view.constructor;
            var buffer = TransferArrayBuffer(view.buffer);
            var pullIntoDescriptor = {
              buffer: buffer,
              byteOffset: view.byteOffset,
              byteLength: view.byteLength,
              bytesFilled: 0,
              elementSize: elementSize,
              ctor: ctor,
              readerType: 'byob'
            };
            if (controller._pendingPullIntos.length > 0) {
              controller._pendingPullIntos.push(pullIntoDescriptor);
              return ReadableStreamAddReadIntoRequest(stream);
            }
            if (stream._state === 'closed') {
              var emptyView = new ctor(pullIntoDescriptor.buffer, pullIntoDescriptor.byteOffset, 0);
              return Promise.resolve(ReadableStreamCreateReadResult(emptyView, true, stream._reader._forAuthorCode));
            }
            if (controller._queueTotalSize > 0) {
              if (ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) === true) {
                var filledView = ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor);
                ReadableByteStreamControllerHandleQueueDrain(controller);
                return Promise.resolve(ReadableStreamCreateReadResult(filledView, false, stream._reader._forAuthorCode));
              }
              if (controller._closeRequested === true) {
                var e = new TypeError('Insufficient bytes to fill elements in the given buffer');
                ReadableByteStreamControllerError(controller, e);
                return Promise.reject(e);
              }
            }
            controller._pendingPullIntos.push(pullIntoDescriptor);
            var promise = ReadableStreamAddReadIntoRequest(stream);
            ReadableByteStreamControllerCallPullIfNeeded(controller);
            return promise;
          }
  
          function ReadableByteStreamControllerRespondInClosedState(controller, firstDescriptor) {
            firstDescriptor.buffer = TransferArrayBuffer(firstDescriptor.buffer);
            var stream = controller._controlledReadableByteStream;
            if (ReadableStreamHasBYOBReader(stream) === true) {
              while (ReadableStreamGetNumReadIntoRequests(stream) > 0) {
                var pullIntoDescriptor = ReadableByteStreamControllerShiftPendingPullInto(controller);
                ReadableByteStreamControllerCommitPullIntoDescriptor(stream, pullIntoDescriptor);
              }
            }
          }
  
          function ReadableByteStreamControllerRespondInReadableState(controller, bytesWritten, pullIntoDescriptor) {
            if (pullIntoDescriptor.bytesFilled + bytesWritten > pullIntoDescriptor.byteLength) {
              throw new RangeError('bytesWritten out of range');
            }
            ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, bytesWritten, pullIntoDescriptor);
            if (pullIntoDescriptor.bytesFilled < pullIntoDescriptor.elementSize) {
              return;
            }
            ReadableByteStreamControllerShiftPendingPullInto(controller);
            var remainderSize = pullIntoDescriptor.bytesFilled % pullIntoDescriptor.elementSize;
            if (remainderSize > 0) {
              var end = pullIntoDescriptor.byteOffset + pullIntoDescriptor.bytesFilled;
              var remainder = pullIntoDescriptor.buffer.slice(end - remainderSize, end);
              ReadableByteStreamControllerEnqueueChunkToQueue(controller, remainder, 0, remainder.byteLength);
            }
            pullIntoDescriptor.buffer = TransferArrayBuffer(pullIntoDescriptor.buffer);
            pullIntoDescriptor.bytesFilled -= remainderSize;
            ReadableByteStreamControllerCommitPullIntoDescriptor(controller._controlledReadableByteStream, pullIntoDescriptor);
            ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller);
          }
  
          function ReadableByteStreamControllerRespondInternal(controller, bytesWritten) {
            var firstDescriptor = controller._pendingPullIntos.peek();
            var stream = controller._controlledReadableByteStream;
            if (stream._state === 'closed') {
              if (bytesWritten !== 0) {
                throw new TypeError('bytesWritten must be 0 when calling respond() on a closed stream');
              }
              ReadableByteStreamControllerRespondInClosedState(controller, firstDescriptor);
            } else {
              ReadableByteStreamControllerRespondInReadableState(controller, bytesWritten, firstDescriptor);
            }
            ReadableByteStreamControllerCallPullIfNeeded(controller);
          }
  
          function ReadableByteStreamControllerShiftPendingPullInto(controller) {
            var descriptor = controller._pendingPullIntos.shift();
            ReadableByteStreamControllerInvalidateBYOBRequest(controller);
            return descriptor;
          }
  
          function ReadableByteStreamControllerShouldCallPull(controller) {
            var stream = controller._controlledReadableByteStream;
            if (stream._state !== 'readable') {
              return false;
            }
            if (controller._closeRequested === true) {
              return false;
            }
            if (controller._started === false) {
              return false;
            }
            if (ReadableStreamHasDefaultReader(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) {
              return true;
            }
            if (ReadableStreamHasBYOBReader(stream) === true && ReadableStreamGetNumReadIntoRequests(stream) > 0) {
              return true;
            }
            var desiredSize = ReadableByteStreamControllerGetDesiredSize(controller);
            if (desiredSize > 0) {
              return true;
            }
            return false;
          }
  
          function ReadableByteStreamControllerClearAlgorithms(controller) {
            controller._pullAlgorithm = undefined;
            controller._cancelAlgorithm = undefined;
          }
  
          function ReadableByteStreamControllerClose(controller) {
            var stream = controller._controlledReadableByteStream;
            if (controller._queueTotalSize > 0) {
              controller._closeRequested = true;
              return;
            }
            if (controller._pendingPullIntos.length > 0) {
              var firstPendingPullInto = controller._pendingPullIntos.peek();
              if (firstPendingPullInto.bytesFilled > 0) {
                var e = new TypeError('Insufficient bytes to fill elements in the given buffer');
                ReadableByteStreamControllerError(controller, e);
                throw e;
              }
            }
            ReadableByteStreamControllerClearAlgorithms(controller);
            ReadableStreamClose(stream);
          }
  
          function ReadableByteStreamControllerEnqueue(controller, chunk) {
            var stream = controller._controlledReadableByteStream;
            var buffer = chunk.buffer;
            var byteOffset = chunk.byteOffset;
            var byteLength = chunk.byteLength;
            var transferredBuffer = TransferArrayBuffer(buffer);
            if (ReadableStreamHasDefaultReader(stream) === true) {
              if (ReadableStreamGetNumReadRequests(stream) === 0) {
                ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
              } else {
                var transferredView = new Uint8Array(transferredBuffer, byteOffset, byteLength);
                ReadableStreamFulfillReadRequest(stream, transferredView, false);
              }
            } else if (ReadableStreamHasBYOBReader(stream) === true) {
              ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
              ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller);
            } else {
              ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
            }
            ReadableByteStreamControllerCallPullIfNeeded(controller);
          }
  
          function ReadableByteStreamControllerError(controller, e) {
            var stream = controller._controlledReadableByteStream;
            if (stream._state !== 'readable') {
              return;
            }
            ReadableByteStreamControllerClearPendingPullIntos(controller);
            ResetQueue(controller);
            ReadableByteStreamControllerClearAlgorithms(controller);
            ReadableStreamError(stream, e);
          }
  
          function ReadableByteStreamControllerGetDesiredSize(controller) {
            var stream = controller._controlledReadableByteStream;
            var state = stream._state;
            if (state === 'errored') {
              return null;
            }
            if (state === 'closed') {
              return 0;
            }
            return controller._strategyHWM - controller._queueTotalSize;
          }
  
          function ReadableByteStreamControllerRespond(controller, bytesWritten) {
            bytesWritten = Number(bytesWritten);
            if (IsFiniteNonNegativeNumber(bytesWritten) === false) {
              throw new RangeError('bytesWritten must be a finite');
            }
            ReadableByteStreamControllerRespondInternal(controller, bytesWritten);
          }
  
          function ReadableByteStreamControllerRespondWithNewView(controller, view) {
            var firstDescriptor = controller._pendingPullIntos.peek();
            if (firstDescriptor.byteOffset + firstDescriptor.bytesFilled !== view.byteOffset) {
              throw new RangeError('The region specified by view does not match byobRequest');
            }
            if (firstDescriptor.byteLength !== view.byteLength) {
              throw new RangeError('The buffer of view has different capacity than byobRequest');
            }
            firstDescriptor.buffer = view.buffer;
            ReadableByteStreamControllerRespondInternal(controller, view.byteLength);
          }
  
          function SetUpReadableByteStreamController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, autoAllocateChunkSize) {
            controller._controlledReadableByteStream = stream;
            controller._pullAgain = false;
            controller._pulling = false;
            controller._byobRequest = undefined;
            controller._queue = controller._queueTotalSize = undefined;
            ResetQueue(controller);
            controller._closeRequested = false;
            controller._started = false;
            controller._strategyHWM = ValidateAndNormalizeHighWaterMark(highWaterMark);
            controller._pullAlgorithm = pullAlgorithm;
            controller._cancelAlgorithm = cancelAlgorithm;
            controller._autoAllocateChunkSize = autoAllocateChunkSize;
            controller._pendingPullIntos = new SimpleQueue();
            stream._readableStreamController = controller;
            var startResult = startAlgorithm();
            Promise.resolve(startResult).then(function () {
              controller._started = true;
              ReadableByteStreamControllerCallPullIfNeeded(controller);
            }, function (r) {
              ReadableByteStreamControllerError(controller, r);
            }).catch(rethrowAssertionErrorRejection);
          }
  
          function SetUpReadableByteStreamControllerFromUnderlyingSource(stream, underlyingByteSource, highWaterMark) {
            var controller = Object.create(ReadableByteStreamController.prototype);
  
            function startAlgorithm() {
              return InvokeOrNoop(underlyingByteSource, 'start', [controller]);
            }
  
            var pullAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingByteSource, 'pull', 0, [controller]);
            var cancelAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingByteSource, 'cancel', 1, []);
            var autoAllocateChunkSize = underlyingByteSource.autoAllocateChunkSize;
            if (autoAllocateChunkSize !== undefined) {
              autoAllocateChunkSize = Number(autoAllocateChunkSize);
              if (NumberIsInteger(autoAllocateChunkSize) === false || autoAllocateChunkSize <= 0) {
                throw new RangeError('autoAllocateChunkSize must be a positive integer');
              }
            }
            SetUpReadableByteStreamController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, autoAllocateChunkSize);
          }
  
          function SetUpReadableStreamBYOBRequest(request, controller, view) {
            request._associatedReadableByteStreamController = controller;
            request._view = view;
          }
  
          function byobRequestBrandCheckException(name) {
            return new TypeError("ReadableStreamBYOBRequest.prototype." + name + " can only be used on a ReadableStreamBYOBRequest");
          }
  
          function byteStreamControllerBrandCheckException(name) {
            return new TypeError("ReadableByteStreamController.prototype." + name + " can only be used on a ReadableByteStreamController");
          }
  
          function AcquireReadableStreamBYOBReader(stream, forAuthorCode) {
            if (forAuthorCode === void 0) {
              forAuthorCode = false;
            }
            var reader = new ReadableStreamBYOBReader(stream);
            reader._forAuthorCode = forAuthorCode;
            return reader;
          }
  
          function ReadableStreamAddReadIntoRequest(stream) {
            var promise = new Promise(function (resolve, reject) {
              var readIntoRequest = {
                _resolve: resolve,
                _reject: reject
              };
              stream._reader._readIntoRequests.push(readIntoRequest);
            });
            return promise;
          }
  
          function ReadableStreamFulfillReadIntoRequest(stream, chunk, done) {
            var reader = stream._reader;
            var readIntoRequest = reader._readIntoRequests.shift();
            readIntoRequest._resolve(ReadableStreamCreateReadResult(chunk, done, reader._forAuthorCode));
          }
  
          function ReadableStreamGetNumReadIntoRequests(stream) {
            return stream._reader._readIntoRequests.length;
          }
  
          function ReadableStreamHasBYOBReader(stream) {
            var reader = stream._reader;
            if (reader === undefined) {
              return false;
            }
            if (!IsReadableStreamBYOBReader(reader)) {
              return false;
            }
            return true;
          }
  
          var ReadableStreamBYOBReader = function () {
            function ReadableStreamBYOBReader(stream) {
              if (!IsReadableStream(stream)) {
                throw new TypeError('ReadableStreamBYOBReader can only be constructed with a ReadableStream instance given a ' + 'byte source');
              }
              if (IsReadableByteStreamController(stream._readableStreamController) === false) {
                throw new TypeError('Cannot construct a ReadableStreamBYOBReader for a stream not constructed with a byte ' + 'source');
              }
              if (IsReadableStreamLocked(stream)) {
                throw new TypeError('This stream has already been locked for exclusive reading by another reader');
              }
              ReadableStreamReaderGenericInitialize(this, stream);
              this._readIntoRequests = new SimpleQueue();
            }
  
            Object.defineProperty(ReadableStreamBYOBReader.prototype, "closed", {
              get: function () {
                if (!IsReadableStreamBYOBReader(this)) {
                  return Promise.reject(byobReaderBrandCheckException('closed'));
                }
                return this._closedPromise;
              },
              enumerable: true,
              configurable: true
            });
            ReadableStreamBYOBReader.prototype.cancel = function (reason) {
              if (!IsReadableStreamBYOBReader(this)) {
                return Promise.reject(byobReaderBrandCheckException('cancel'));
              }
              if (this._ownerReadableStream === undefined) {
                return Promise.reject(readerLockException('cancel'));
              }
              return ReadableStreamReaderGenericCancel(this, reason);
            };
            ReadableStreamBYOBReader.prototype.read = function (view) {
              if (!IsReadableStreamBYOBReader(this)) {
                return Promise.reject(byobReaderBrandCheckException('read'));
              }
              if (this._ownerReadableStream === undefined) {
                return Promise.reject(readerLockException('read from'));
              }
              if (!ArrayBuffer.isView(view)) {
                return Promise.reject(new TypeError('view must be an array buffer view'));
              }
              if (IsDetachedBuffer(view.buffer) === true) ;
              if (view.byteLength === 0) {
                return Promise.reject(new TypeError('view must have non-zero byteLength'));
              }
              return ReadableStreamBYOBReaderRead(this, view);
            };
            ReadableStreamBYOBReader.prototype.releaseLock = function () {
              if (!IsReadableStreamBYOBReader(this)) {
                throw byobReaderBrandCheckException('releaseLock');
              }
              if (this._ownerReadableStream === undefined) {
                return;
              }
              if (this._readIntoRequests.length > 0) {
                throw new TypeError('Tried to release a reader lock when that reader has pending read() calls un-settled');
              }
              ReadableStreamReaderGenericRelease(this);
            };
            return ReadableStreamBYOBReader;
          }();
  
          function IsReadableStreamBYOBReader(x) {
            if (!typeIsObject(x)) {
              return false;
            }
            if (!Object.prototype.hasOwnProperty.call(x, '_readIntoRequests')) {
              return false;
            }
            return true;
          }
  
          function ReadableStreamBYOBReaderRead(reader, view) {
            var stream = reader._ownerReadableStream;
            stream._disturbed = true;
            if (stream._state === 'errored') {
              return Promise.reject(stream._storedError);
            }
            return ReadableByteStreamControllerPullInto(stream._readableStreamController, view);
          }
  
          function byobReaderBrandCheckException(name) {
            return new TypeError("ReadableStreamBYOBReader.prototype." + name + " can only be used on a ReadableStreamBYOBReader");
          }
  
          var ReadableStream = function () {
            function ReadableStream(underlyingSource, strategy) {
              if (underlyingSource === void 0) {
                underlyingSource = {};
              }
              if (strategy === void 0) {
                strategy = {};
              }
              InitializeReadableStream(this);
              var size = strategy.size;
              var highWaterMark = strategy.highWaterMark;
              var type = underlyingSource.type;
              var typeString = String(type);
              if (typeString === 'bytes') {
                if (size !== undefined) {
                  throw new RangeError('The strategy for a byte stream cannot have a size function');
                }
                if (highWaterMark === undefined) {
                  highWaterMark = 0;
                }
                highWaterMark = ValidateAndNormalizeHighWaterMark(highWaterMark);
                SetUpReadableByteStreamControllerFromUnderlyingSource(this, underlyingSource, highWaterMark);
              } else if (type === undefined) {
                var sizeAlgorithm = MakeSizeAlgorithmFromSizeFunction(size);
                if (highWaterMark === undefined) {
                  highWaterMark = 1;
                }
                highWaterMark = ValidateAndNormalizeHighWaterMark(highWaterMark);
                SetUpReadableStreamDefaultControllerFromUnderlyingSource(this, underlyingSource, highWaterMark, sizeAlgorithm);
              } else {
                throw new RangeError('Invalid type is specified');
              }
            }
  
            Object.defineProperty(ReadableStream.prototype, "locked", {
              get: function () {
                if (IsReadableStream(this) === false) {
                  throw streamBrandCheckException$1('locked');
                }
                return IsReadableStreamLocked(this);
              },
              enumerable: true,
              configurable: true
            });
            ReadableStream.prototype.cancel = function (reason) {
              if (IsReadableStream(this) === false) {
                return Promise.reject(streamBrandCheckException$1('cancel'));
              }
              if (IsReadableStreamLocked(this) === true) {
                return Promise.reject(new TypeError('Cannot cancel a stream that already has a reader'));
              }
              return ReadableStreamCancel(this, reason);
            };
            ReadableStream.prototype.getReader = function (_a) {
              var mode = (_a === void 0 ? {} : _a).mode;
              if (IsReadableStream(this) === false) {
                throw streamBrandCheckException$1('getReader');
              }
              if (mode === undefined) {
                return AcquireReadableStreamDefaultReader(this, true);
              }
              mode = String(mode);
              if (mode === 'byob') {
                return AcquireReadableStreamBYOBReader(this, true);
              }
              throw new RangeError('Invalid mode is specified');
            };
            ReadableStream.prototype.pipeThrough = function (_a, _b) {
              var writable = _a.writable, readable = _a.readable;
              var _c = _b === void 0 ? {} : _b, preventClose = _c.preventClose, preventAbort = _c.preventAbort,
                preventCancel = _c.preventCancel, signal = _c.signal;
              if (IsReadableStream(this) === false) {
                throw streamBrandCheckException$1('pipeThrough');
              }
              if (IsWritableStream(writable) === false) {
                throw new TypeError('writable argument to pipeThrough must be a WritableStream');
              }
              if (IsReadableStream(readable) === false) {
                throw new TypeError('readable argument to pipeThrough must be a ReadableStream');
              }
              preventClose = Boolean(preventClose);
              preventAbort = Boolean(preventAbort);
              preventCancel = Boolean(preventCancel);
              if (signal !== undefined && !isAbortSignal(signal)) {
                throw new TypeError('ReadableStream.prototype.pipeThrough\'s signal option must be an AbortSignal');
              }
              if (IsReadableStreamLocked(this) === true) {
                throw new TypeError('ReadableStream.prototype.pipeThrough cannot be used on a locked ReadableStream');
              }
              if (IsWritableStreamLocked(writable) === true) {
                throw new TypeError('ReadableStream.prototype.pipeThrough cannot be used on a locked WritableStream');
              }
              var promise = ReadableStreamPipeTo(this, writable, preventClose, preventAbort, preventCancel, signal);
              promise.catch(noop);
              return readable;
            };
            ReadableStream.prototype.pipeTo = function (dest, _a) {
              var _b = _a === void 0 ? {} : _a, preventClose = _b.preventClose, preventAbort = _b.preventAbort,
                preventCancel = _b.preventCancel, signal = _b.signal;
              if (IsReadableStream(this) === false) {
                return Promise.reject(streamBrandCheckException$1('pipeTo'));
              }
              if (IsWritableStream(dest) === false) {
                return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo\'s first argument must be a WritableStream'));
              }
              preventClose = Boolean(preventClose);
              preventAbort = Boolean(preventAbort);
              preventCancel = Boolean(preventCancel);
              if (signal !== undefined && !isAbortSignal(signal)) {
                return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo\'s signal option must be an AbortSignal'));
              }
              if (IsReadableStreamLocked(this) === true) {
                return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo cannot be used on a locked ReadableStream'));
              }
              if (IsWritableStreamLocked(dest) === true) {
                return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo cannot be used on a locked WritableStream'));
              }
              return ReadableStreamPipeTo(this, dest, preventClose, preventAbort, preventCancel, signal);
            };
            ReadableStream.prototype.tee = function () {
              if (IsReadableStream(this) === false) {
                throw streamBrandCheckException$1('tee');
              }
              var branches = ReadableStreamTee(this);
              return createArrayFromList(branches);
            };
            ReadableStream.prototype.getIterator = function (_a) {
              var _b = (_a === void 0 ? {} : _a).preventCancel, preventCancel = _b === void 0 ? false : _b;
              if (IsReadableStream(this) === false) {
                throw streamBrandCheckException$1('getIterator');
              }
              return AcquireReadableStreamAsyncIterator(this, preventCancel);
            };
            return ReadableStream;
          }();
          if (typeof SymbolPolyfill.asyncIterator === 'symbol') {
            Object.defineProperty(ReadableStream.prototype, SymbolPolyfill.asyncIterator, {
              value: ReadableStream.prototype.getIterator,
              enumerable: false,
              writable: true,
              configurable: true
            });
          }
  
          function CreateReadableStream(startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, sizeAlgorithm) {
            if (highWaterMark === void 0) {
              highWaterMark = 1;
            }
            if (sizeAlgorithm === void 0) {
              sizeAlgorithm = function () {
                return 1;
              };
            }
            var stream = Object.create(ReadableStream.prototype);
            InitializeReadableStream(stream);
            var controller = Object.create(ReadableStreamDefaultController.prototype);
            SetUpReadableStreamDefaultController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, sizeAlgorithm);
            return stream;
          }
  
          function InitializeReadableStream(stream) {
            stream._state = 'readable';
            stream._reader = undefined;
            stream._storedError = undefined;
            stream._disturbed = false;
          }
  
          function IsReadableStream(x) {
            if (!typeIsObject(x)) {
              return false;
            }
            if (!Object.prototype.hasOwnProperty.call(x, '_readableStreamController')) {
              return false;
            }
            return true;
          }
  
          function IsReadableStreamLocked(stream) {
            if (stream._reader === undefined) {
              return false;
            }
            return true;
          }
  
          function ReadableStreamCancel(stream, reason) {
            stream._disturbed = true;
            if (stream._state === 'closed') {
              return Promise.resolve(undefined);
            }
            if (stream._state === 'errored') {
              return Promise.reject(stream._storedError);
            }
            ReadableStreamClose(stream);
            var sourceCancelPromise = stream._readableStreamController[CancelSteps](reason);
            return sourceCancelPromise.then(function () {
              return undefined;
            });
          }
  
          function ReadableStreamClose(stream) {
            stream._state = 'closed';
            var reader = stream._reader;
            if (reader === undefined) {
              return;
            }
            if (IsReadableStreamDefaultReader(reader)) {
              reader._readRequests.forEach(function (readRequest) {
                readRequest._resolve(ReadableStreamCreateReadResult(undefined, true, reader._forAuthorCode));
              });
              reader._readRequests = new SimpleQueue();
            }
            defaultReaderClosedPromiseResolve(reader);
          }
  
          function ReadableStreamError(stream, e) {
            stream._state = 'errored';
            stream._storedError = e;
            var reader = stream._reader;
            if (reader === undefined) {
              return;
            }
            if (IsReadableStreamDefaultReader(reader)) {
              reader._readRequests.forEach(function (readRequest) {
                readRequest._reject(e);
              });
              reader._readRequests = new SimpleQueue();
            } else {
              reader._readIntoRequests.forEach(function (readIntoRequest) {
                readIntoRequest._reject(e);
              });
              reader._readIntoRequests = new SimpleQueue();
            }
            defaultReaderClosedPromiseReject(reader, e);
          }
  
          function isAbortSignal(value) {
            if (typeof value !== 'object' || value === null) {
              return false;
            }
            var aborted = Object.getOwnPropertyDescriptor(AbortSignal.prototype, 'aborted').get;
            try {
              aborted.call(value);
              return true;
            } catch (e) {
              return false;
            }
          }
  
          function streamBrandCheckException$1(name) {
            return new TypeError("ReadableStream.prototype." + name + " can only be used on a ReadableStream");
          }
  
          var ByteLengthQueuingStrategy = function () {
            function ByteLengthQueuingStrategy(_a) {
              var highWaterMark = _a.highWaterMark;
              this.highWaterMark = highWaterMark;
            }
  
            ByteLengthQueuingStrategy.prototype.size = function (chunk) {
              return chunk.byteLength;
            };
            return ByteLengthQueuingStrategy;
          }();
          var CountQueuingStrategy = function () {
            function CountQueuingStrategy(_a) {
              var highWaterMark = _a.highWaterMark;
              this.highWaterMark = highWaterMark;
            }
  
            CountQueuingStrategy.prototype.size = function () {
              return 1;
            };
            return CountQueuingStrategy;
          }();
          var TransformStream = function () {
            function TransformStream(transformer, writableStrategy, readableStrategy) {
              if (transformer === void 0) {
                transformer = {};
              }
              if (writableStrategy === void 0) {
                writableStrategy = {};
              }
              if (readableStrategy === void 0) {
                readableStrategy = {};
              }
              var writableSizeFunction = writableStrategy.size;
              var writableHighWaterMark = writableStrategy.highWaterMark;
              var readableSizeFunction = readableStrategy.size;
              var readableHighWaterMark = readableStrategy.highWaterMark;
              var writableType = transformer.writableType;
              if (writableType !== undefined) {
                throw new RangeError('Invalid writable type specified');
              }
              var writableSizeAlgorithm = MakeSizeAlgorithmFromSizeFunction(writableSizeFunction);
              if (writableHighWaterMark === undefined) {
                writableHighWaterMark = 1;
              }
              writableHighWaterMark = ValidateAndNormalizeHighWaterMark(writableHighWaterMark);
              var readableType = transformer.readableType;
              if (readableType !== undefined) {
                throw new RangeError('Invalid readable type specified');
              }
              var readableSizeAlgorithm = MakeSizeAlgorithmFromSizeFunction(readableSizeFunction);
              if (readableHighWaterMark === undefined) {
                readableHighWaterMark = 0;
              }
              readableHighWaterMark = ValidateAndNormalizeHighWaterMark(readableHighWaterMark);
              var startPromise_resolve;
              var startPromise = new Promise(function (resolve) {
                startPromise_resolve = resolve;
              });
              InitializeTransformStream(this, startPromise, writableHighWaterMark, writableSizeAlgorithm, readableHighWaterMark, readableSizeAlgorithm);
              SetUpTransformStreamDefaultControllerFromTransformer(this, transformer);
              var startResult = InvokeOrNoop(transformer, 'start', [this._transformStreamController]);
              startPromise_resolve(startResult);
            }
  
            Object.defineProperty(TransformStream.prototype, "readable", {
              get: function () {
                if (IsTransformStream(this) === false) {
                  throw streamBrandCheckException$2('readable');
                }
                return this._readable;
              },
              enumerable: true,
              configurable: true
            });
            Object.defineProperty(TransformStream.prototype, "writable", {
              get: function () {
                if (IsTransformStream(this) === false) {
                  throw streamBrandCheckException$2('writable');
                }
                return this._writable;
              },
              enumerable: true,
              configurable: true
            });
            return TransformStream;
          }();
  
          function InitializeTransformStream(stream, startPromise, writableHighWaterMark, writableSizeAlgorithm, readableHighWaterMark, readableSizeAlgorithm) {
            function startAlgorithm() {
              return startPromise;
            }
  
            function writeAlgorithm(chunk) {
              return TransformStreamDefaultSinkWriteAlgorithm(stream, chunk);
            }
  
            function abortAlgorithm(reason) {
              return TransformStreamDefaultSinkAbortAlgorithm(stream, reason);
            }
  
            function closeAlgorithm() {
              return TransformStreamDefaultSinkCloseAlgorithm(stream);
            }
  
            stream._writable = CreateWritableStream(startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, writableHighWaterMark, writableSizeAlgorithm);
  
            function pullAlgorithm() {
              return TransformStreamDefaultSourcePullAlgorithm(stream);
            }
  
            function cancelAlgorithm(reason) {
              TransformStreamErrorWritableAndUnblockWrite(stream, reason);
              return Promise.resolve();
            }
  
            stream._readable = CreateReadableStream(startAlgorithm, pullAlgorithm, cancelAlgorithm, readableHighWaterMark, readableSizeAlgorithm);
            stream._backpressure = undefined;
            stream._backpressureChangePromise = undefined;
            stream._backpressureChangePromise_resolve = undefined;
            TransformStreamSetBackpressure(stream, true);
            stream._transformStreamController = undefined;
          }
  
          function IsTransformStream(x) {
            if (!typeIsObject(x)) {
              return false;
            }
            if (!Object.prototype.hasOwnProperty.call(x, '_transformStreamController')) {
              return false;
            }
            return true;
          }
  
          function TransformStreamError(stream, e) {
            ReadableStreamDefaultControllerError(stream._readable._readableStreamController, e);
            TransformStreamErrorWritableAndUnblockWrite(stream, e);
          }
  
          function TransformStreamErrorWritableAndUnblockWrite(stream, e) {
            TransformStreamDefaultControllerClearAlgorithms(stream._transformStreamController);
            WritableStreamDefaultControllerErrorIfNeeded(stream._writable._writableStreamController, e);
            if (stream._backpressure === true) {
              TransformStreamSetBackpressure(stream, false);
            }
          }
  
          function TransformStreamSetBackpressure(stream, backpressure) {
            if (stream._backpressureChangePromise !== undefined) {
              stream._backpressureChangePromise_resolve();
            }
            stream._backpressureChangePromise = new Promise(function (resolve) {
              stream._backpressureChangePromise_resolve = resolve;
            });
            stream._backpressure = backpressure;
          }
  
          var TransformStreamDefaultController = function () {
            function TransformStreamDefaultController() {
              throw new TypeError('TransformStreamDefaultController instances cannot be created directly');
            }
  
            Object.defineProperty(TransformStreamDefaultController.prototype, "desiredSize", {
              get: function () {
                if (IsTransformStreamDefaultController(this) === false) {
                  throw defaultControllerBrandCheckException$1('desiredSize');
                }
                var readableController = this._controlledTransformStream._readable._readableStreamController;
                return ReadableStreamDefaultControllerGetDesiredSize(readableController);
              },
              enumerable: true,
              configurable: true
            });
            TransformStreamDefaultController.prototype.enqueue = function (chunk) {
              if (IsTransformStreamDefaultController(this) === false) {
                throw defaultControllerBrandCheckException$1('enqueue');
              }
              TransformStreamDefaultControllerEnqueue(this, chunk);
            };
            TransformStreamDefaultController.prototype.error = function (reason) {
              if (IsTransformStreamDefaultController(this) === false) {
                throw defaultControllerBrandCheckException$1('error');
              }
              TransformStreamDefaultControllerError(this, reason);
            };
            TransformStreamDefaultController.prototype.terminate = function () {
              if (IsTransformStreamDefaultController(this) === false) {
                throw defaultControllerBrandCheckException$1('terminate');
              }
              TransformStreamDefaultControllerTerminate(this);
            };
            return TransformStreamDefaultController;
          }();
  
          function IsTransformStreamDefaultController(x) {
            if (!typeIsObject(x)) {
              return false;
            }
            if (!Object.prototype.hasOwnProperty.call(x, '_controlledTransformStream')) {
              return false;
            }
            return true;
          }
  
          function SetUpTransformStreamDefaultController(stream, controller, transformAlgorithm, flushAlgorithm) {
            controller._controlledTransformStream = stream;
            stream._transformStreamController = controller;
            controller._transformAlgorithm = transformAlgorithm;
            controller._flushAlgorithm = flushAlgorithm;
          }
  
          function SetUpTransformStreamDefaultControllerFromTransformer(stream, transformer) {
            var controller = Object.create(TransformStreamDefaultController.prototype);
            var transformAlgorithm = function (chunk) {
              try {
                TransformStreamDefaultControllerEnqueue(controller, chunk);
                return Promise.resolve();
              } catch (transformResultE) {
                return Promise.reject(transformResultE);
              }
            };
            var transformMethod = transformer.transform;
            if (transformMethod !== undefined) {
              if (typeof transformMethod !== 'function') {
                throw new TypeError('transform is not a method');
              }
              transformAlgorithm = function (chunk) {
                return PromiseCall(transformMethod, transformer, [
                  chunk,
                  controller
                ]);
              };
            }
            var flushAlgorithm = CreateAlgorithmFromUnderlyingMethod(transformer, 'flush', 0, [controller]);
            SetUpTransformStreamDefaultController(stream, controller, transformAlgorithm, flushAlgorithm);
          }
  
          function TransformStreamDefaultControllerClearAlgorithms(controller) {
            controller._transformAlgorithm = undefined;
            controller._flushAlgorithm = undefined;
          }
  
          function TransformStreamDefaultControllerEnqueue(controller, chunk) {
            var stream = controller._controlledTransformStream;
            var readableController = stream._readable._readableStreamController;
            if (ReadableStreamDefaultControllerCanCloseOrEnqueue(readableController) === false) {
              throw new TypeError('Readable side is not in a state that permits enqueue');
            }
            try {
              ReadableStreamDefaultControllerEnqueue(readableController, chunk);
            } catch (e) {
              TransformStreamErrorWritableAndUnblockWrite(stream, e);
              throw stream._readable._storedError;
            }
            var backpressure = ReadableStreamDefaultControllerHasBackpressure(readableController);
            if (backpressure !== stream._backpressure) {
              TransformStreamSetBackpressure(stream, true);
            }
          }
  
          function TransformStreamDefaultControllerError(controller, e) {
            TransformStreamError(controller._controlledTransformStream, e);
          }
  
          function TransformStreamDefaultControllerPerformTransform(controller, chunk) {
            var transformPromise = controller._transformAlgorithm(chunk);
            return transformPromise.catch(function (r) {
              TransformStreamError(controller._controlledTransformStream, r);
              throw r;
            });
          }
  
          function TransformStreamDefaultControllerTerminate(controller) {
            var stream = controller._controlledTransformStream;
            var readableController = stream._readable._readableStreamController;
            if (ReadableStreamDefaultControllerCanCloseOrEnqueue(readableController) === true) {
              ReadableStreamDefaultControllerClose(readableController);
            }
            var error = new TypeError('TransformStream terminated');
            TransformStreamErrorWritableAndUnblockWrite(stream, error);
          }
  
          function TransformStreamDefaultSinkWriteAlgorithm(stream, chunk) {
            var controller = stream._transformStreamController;
            if (stream._backpressure === true) {
              var backpressureChangePromise = stream._backpressureChangePromise;
              return backpressureChangePromise.then(function () {
                var writable = stream._writable;
                var state = writable._state;
                if (state === 'erroring') {
                  throw writable._storedError;
                }
                return TransformStreamDefaultControllerPerformTransform(controller, chunk);
              });
            }
            return TransformStreamDefaultControllerPerformTransform(controller, chunk);
          }
  
          function TransformStreamDefaultSinkAbortAlgorithm(stream, reason) {
            TransformStreamError(stream, reason);
            return Promise.resolve();
          }
  
          function TransformStreamDefaultSinkCloseAlgorithm(stream) {
            var readable = stream._readable;
            var controller = stream._transformStreamController;
            var flushPromise = controller._flushAlgorithm();
            TransformStreamDefaultControllerClearAlgorithms(controller);
            return flushPromise.then(function () {
              if (readable._state === 'errored') {
                throw readable._storedError;
              }
              var readableController = readable._readableStreamController;
              if (ReadableStreamDefaultControllerCanCloseOrEnqueue(readableController) === true) {
                ReadableStreamDefaultControllerClose(readableController);
              }
            }).catch(function (r) {
              TransformStreamError(stream, r);
              throw readable._storedError;
            });
          }
  
          function TransformStreamDefaultSourcePullAlgorithm(stream) {
            TransformStreamSetBackpressure(stream, false);
            return stream._backpressureChangePromise;
          }
  
          function defaultControllerBrandCheckException$1(name) {
            return new TypeError("TransformStreamDefaultController.prototype." + name + " can only be used on a TransformStreamDefaultController");
          }
  
          function streamBrandCheckException$2(name) {
            return new TypeError("TransformStream.prototype." + name + " can only be used on a TransformStream");
          }
  
  
          /***/
        }),
        /* 179 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.getDocument = getDocument;
          exports.setPDFNetworkStreamFactory = setPDFNetworkStreamFactory;
          exports.build = exports.version = exports.PDFPageProxy = exports.PDFDocumentProxy = exports.PDFWorker = exports.PDFDataRangeTransport = exports.LoopbackPort = void 0;
  
          var _regenerator = _interopRequireDefault(__w_pdfjs_require__(180));
  
          var _util = __w_pdfjs_require__(1);
  
          var _display_utils = __w_pdfjs_require__(183);
  
          var _font_loader = __w_pdfjs_require__(184);
  
          var _api_compatibility = __w_pdfjs_require__(185);
  
          var _canvas = __w_pdfjs_require__(186);
  
          var _global_scope = _interopRequireDefault(__w_pdfjs_require__(3));
  
          var _worker_options = __w_pdfjs_require__(188);
  
          var _message_handler = __w_pdfjs_require__(189);
  
          var _metadata = __w_pdfjs_require__(190);
  
          var _transport_stream = __w_pdfjs_require__(192);
  
          var _webgl = __w_pdfjs_require__(193);
  
          function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {default: obj};
          }
  
          function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
            try {
              var info = gen[key](arg);
              var value = info.value;
            } catch (error) {
              reject(error);
              return;
            }
            if (info.done) {
              resolve(value);
            } else {
              Promise.resolve(value).then(_next, _throw);
            }
          }
  
          function _asyncToGenerator(fn) {
            return function () {
              var self = this, args = arguments;
              return new Promise(function (resolve, reject) {
                var gen = fn.apply(self, args);
  
                function _next(value) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
                }
  
                function _throw(err) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
                }
  
                _next(undefined);
              });
            };
          }
  
          function _slicedToArray(arr, i) {
            return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest();
          }
  
          function _nonIterableRest() {
            throw new TypeError("Invalid attempt to destructure non-iterable instance");
          }
  
          function _iterableToArrayLimit(arr, i) {
            if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) === "[object Arguments]")) {
              return;
            }
            var _arr = [];
            var _n = true;
            var _d = false;
            var _e = undefined;
            try {
              for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
                _arr.push(_s.value);
                if (i && _arr.length === i) break;
              }
            } catch (err) {
              _d = true;
              _e = err;
            } finally {
              try {
                if (!_n && _i["return"] != null) _i["return"]();
              } finally {
                if (_d) throw _e;
              }
            }
            return _arr;
          }
  
          function _arrayWithHoles(arr) {
            if (Array.isArray(arr)) return arr;
          }
  
          function _toConsumableArray(arr) {
            return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread();
          }
  
          function _nonIterableSpread() {
            throw new TypeError("Invalid attempt to spread non-iterable instance");
          }
  
          function _iterableToArray(iter) {
            if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter);
          }
  
          function _arrayWithoutHoles(arr) {
            if (Array.isArray(arr)) {
              for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) {
                arr2[i] = arr[i];
              }
              return arr2;
            }
          }
  
          function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
              throw new TypeError("Cannot call a class as a function");
            }
          }
  
          function _defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
              var descriptor = props[i];
              descriptor.enumerable = descriptor.enumerable || false;
              descriptor.configurable = true;
              if ("value" in descriptor) descriptor.writable = true;
              Object.defineProperty(target, descriptor.key, descriptor);
            }
          }
  
          function _createClass(Constructor, protoProps, staticProps) {
            if (protoProps) _defineProperties(Constructor.prototype, protoProps);
            if (staticProps) _defineProperties(Constructor, staticProps);
            return Constructor;
          }
  
          function _typeof(obj) {
            if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
              _typeof = function _typeof(obj) {
                return typeof obj;
              };
            } else {
              _typeof = function _typeof(obj) {
                return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
              };
            }
            return _typeof(obj);
          }
  
          var DEFAULT_RANGE_CHUNK_SIZE = 65536;
          var RENDERING_CANCELLED_TIMEOUT = 100;
          var isWorkerDisabled = false;
          var fallbackWorkerSrc;
          var fakeWorkerFilesLoader = null;
          {
            var useRequireEnsure = false;
  
            if (typeof window === 'undefined') {
              isWorkerDisabled = true;
  
              if (typeof require.ensure === 'undefined') {
                require.ensure = require('node-ensure');
              }
  
              useRequireEnsure = true;
            } else if (typeof require !== 'undefined' && typeof require.ensure === 'function') {
              useRequireEnsure = true;
            }
  
            if (typeof requirejs !== 'undefined' && requirejs.toUrl) {
              fallbackWorkerSrc = requirejs.toUrl('pdfjs-dist/build/pdf.worker.js');
            }
  
            var dynamicLoaderSupported = typeof requirejs !== 'undefined' && requirejs.load;
            fakeWorkerFilesLoader = useRequireEnsure ? function () {
              return new Promise(function (resolve, reject) {
                require.ensure([], function () {
                  try {
                    var worker;
                    worker = require('./pdf.worker.js');
                    resolve(worker.WorkerMessageHandler);
                  } catch (ex) {
                    reject(ex);
                  }
                }, reject, 'pdfjsWorker');
              });
            } : dynamicLoaderSupported ? function () {
              return new Promise(function (resolve, reject) {
                requirejs(['pdfjs-dist/build/pdf.worker'], function (worker) {
                  try {
                    resolve(worker.WorkerMessageHandler);
                  } catch (ex) {
                    reject(ex);
                  }
                }, reject);
              });
            } : null;
  
            if (!fallbackWorkerSrc && (typeof document === "undefined" ? "undefined" : _typeof(document)) === 'object' && 'currentScript' in document) {
              var pdfjsFilePath = document.currentScript && document.currentScript.src;
  
              if (pdfjsFilePath) {
                fallbackWorkerSrc = pdfjsFilePath.replace(/(\.(?:min\.)?js)(\?.*)?$/i, '.worker$1$2');
              }
            }
          }
          var createPDFNetworkStream;
  
          function setPDFNetworkStreamFactory(pdfNetworkStreamFactory) {
            createPDFNetworkStream = pdfNetworkStreamFactory;
          }
  
          function getDocument(src) {
            var task = new PDFDocumentLoadingTask();
            var source;
  
            if (typeof src === 'string') {
              source = {
                url: src
              };
            } else if ((0, _util.isArrayBuffer)(src)) {
              source = {
                data: src
              };
            } else if (src instanceof PDFDataRangeTransport) {
              source = {
                range: src
              };
            } else {
              if (_typeof(src) !== 'object') {
                throw new Error('Invalid parameter in getDocument, ' + 'need either Uint8Array, string or a parameter object');
              }
  
              if (!src.url && !src.data && !src.range) {
                throw new Error('Invalid parameter object: need either .data, .range or .url');
              }
  
              source = src;
            }
  
            var params = Object.create(null);
            var rangeTransport = null,
              worker = null;
  
            for (var key in source) {
              if (key === 'url' && typeof window !== 'undefined') {
                params[key] = new URL(source[key], window.location).href;
                continue;
              } else if (key === 'range') {
                rangeTransport = source[key];
                continue;
              } else if (key === 'worker') {
                worker = source[key];
                continue;
              } else if (key === 'data' && !(source[key] instanceof Uint8Array)) {
                var pdfBytes = source[key];
  
                if (typeof pdfBytes === 'string') {
                  params[key] = (0, _util.stringToBytes)(pdfBytes);
                } else if (_typeof(pdfBytes) === 'object' && pdfBytes !== null && !isNaN(pdfBytes.length)) {
                  params[key] = new Uint8Array(pdfBytes);
                } else if ((0, _util.isArrayBuffer)(pdfBytes)) {
                  params[key] = new Uint8Array(pdfBytes);
                } else {
                  throw new Error('Invalid PDF binary data: either typed array, ' + 'string or array-like object is expected in the ' + 'data property.');
                }
  
                continue;
              }
  
              params[key] = source[key];
            }
  
            params.rangeChunkSize = params.rangeChunkSize || DEFAULT_RANGE_CHUNK_SIZE;
            params.CMapReaderFactory = params.CMapReaderFactory || _display_utils.DOMCMapReaderFactory;
            params.ignoreErrors = params.stopAtErrors !== true;
            params.pdfBug = params.pdfBug === true;
            var NativeImageDecoderValues = Object.values(_util.NativeImageDecoding);
  
            if (params.nativeImageDecoderSupport === undefined || !NativeImageDecoderValues.includes(params.nativeImageDecoderSupport)) {
              params.nativeImageDecoderSupport = _api_compatibility.apiCompatibilityParams.nativeImageDecoderSupport || _util.NativeImageDecoding.DECODE;
            }
  
            if (!Number.isInteger(params.maxImageSize)) {
              params.maxImageSize = -1;
            }
  
            if (typeof params.isEvalSupported !== 'boolean') {
              params.isEvalSupported = true;
            }
  
            if (typeof params.disableFontFace !== 'boolean') {
              params.disableFontFace = _api_compatibility.apiCompatibilityParams.disableFontFace || false;
            }
  
            if (typeof params.disableRange !== 'boolean') {
              params.disableRange = false;
            }
  
            if (typeof params.disableStream !== 'boolean') {
              params.disableStream = false;
            }
  
            if (typeof params.disableAutoFetch !== 'boolean') {
              params.disableAutoFetch = false;
            }
  
            if (typeof params.disableCreateObjectURL !== 'boolean') {
              params.disableCreateObjectURL = _api_compatibility.apiCompatibilityParams.disableCreateObjectURL || false;
            }
  
            (0, _util.setVerbosityLevel)(params.verbosity);
  
            if (!worker) {
              var workerParams = {
                verbosity: params.verbosity,
                port: _worker_options.GlobalWorkerOptions.workerPort
              };
              worker = workerParams.port ? PDFWorker.fromPort(workerParams) : new PDFWorker(workerParams);
              task._worker = worker;
            }
  
            var docId = task.docId;
            worker.promise.then(function () {
              if (task.destroyed) {
                throw new Error('Loading aborted');
              }
  
              return _fetchDocument(worker, params, rangeTransport, docId).then(function (workerId) {
                if (task.destroyed) {
                  throw new Error('Loading aborted');
                }
  
                var networkStream;
  
                if (rangeTransport) {
                  networkStream = new _transport_stream.PDFDataTransportStream({
                    length: params.length,
                    initialData: params.initialData,
                    progressiveDone: params.progressiveDone,
                    disableRange: params.disableRange,
                    disableStream: params.disableStream
                  }, rangeTransport);
                } else if (!params.data) {
                  networkStream = createPDFNetworkStream({
                    url: params.url,
                    length: params.length,
                    httpHeaders: params.httpHeaders,
                    withCredentials: params.withCredentials,
                    rangeChunkSize: params.rangeChunkSize,
                    disableRange: params.disableRange,
                    disableStream: params.disableStream
                  });
                }
  
                var messageHandler = new _message_handler.MessageHandler(docId, workerId, worker.port);
                messageHandler.postMessageTransfers = worker.postMessageTransfers;
                var transport = new WorkerTransport(messageHandler, task, networkStream, params);
                task._transport = transport;
                messageHandler.send('Ready', null);
              });
            })["catch"](task._capability.reject);
            return task;
          }
  
          function _fetchDocument(worker, source, pdfDataRangeTransport, docId) {
            if (worker.destroyed) {
              return Promise.reject(new Error('Worker was destroyed'));
            }
  
            if (pdfDataRangeTransport) {
              source.length = pdfDataRangeTransport.length;
              source.initialData = pdfDataRangeTransport.initialData;
              source.progressiveDone = pdfDataRangeTransport.progressiveDone;
            }
  
            return worker.messageHandler.sendWithPromise('GetDocRequest', {
              docId: docId,
              apiVersion: '2.3.200',
              source: {
                data: source.data,
                url: source.url,
                password: source.password,
                disableAutoFetch: source.disableAutoFetch,
                rangeChunkSize: source.rangeChunkSize,
                length: source.length
              },
              maxImageSize: source.maxImageSize,
              disableFontFace: source.disableFontFace,
              disableCreateObjectURL: source.disableCreateObjectURL,
              postMessageTransfers: worker.postMessageTransfers,
              docBaseUrl: source.docBaseUrl,
              nativeImageDecoderSupport: source.nativeImageDecoderSupport,
              ignoreErrors: source.ignoreErrors,
              isEvalSupported: source.isEvalSupported
            }).then(function (workerId) {
              if (worker.destroyed) {
                throw new Error('Worker was destroyed');
              }
  
              return workerId;
            });
          }
  
          var PDFDocumentLoadingTask = function PDFDocumentLoadingTaskClosure() {
            var nextDocumentId = 0;
  
            var PDFDocumentLoadingTask =
              /*#__PURE__*/
              function () {
                function PDFDocumentLoadingTask() {
                  _classCallCheck(this, PDFDocumentLoadingTask);
  
                  this._capability = (0, _util.createPromiseCapability)();
                  this._transport = null;
                  this._worker = null;
                  this.docId = 'd' + nextDocumentId++;
                  this.destroyed = false;
                  this.onPassword = null;
                  this.onProgress = null;
                  this.onUnsupportedFeature = null;
                }
  
                _createClass(PDFDocumentLoadingTask, [{
                  key: "destroy",
                  value: function destroy() {
                    var _this = this;
  
                    this.destroyed = true;
                    var transportDestroyed = !this._transport ? Promise.resolve() : this._transport.destroy();
                    return transportDestroyed.then(function () {
                      _this._transport = null;
  
                      if (_this._worker) {
                        _this._worker.destroy();
  
                        _this._worker = null;
                      }
                    });
                  }
                }, {
                  key: "then",
                  value: function then(onFulfilled, onRejected) {
                    (0, _display_utils.deprecated)('PDFDocumentLoadingTask.then method, ' + 'use the `promise` getter instead.');
                    return this.promise.then.apply(this.promise, arguments);
                  }
                }, {
                  key: "promise",
                  get: function get() {
                    return this._capability.promise;
                  }
                }]);
  
                return PDFDocumentLoadingTask;
              }();
  
            return PDFDocumentLoadingTask;
          }();
  
          var PDFDataRangeTransport =
            /*#__PURE__*/
            function () {
              function PDFDataRangeTransport(length, initialData) {
                var progressiveDone = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
  
                _classCallCheck(this, PDFDataRangeTransport);
  
                this.length = length;
                this.initialData = initialData;
                this.progressiveDone = progressiveDone;
                this._rangeListeners = [];
                this._progressListeners = [];
                this._progressiveReadListeners = [];
                this._progressiveDoneListeners = [];
                this._readyCapability = (0, _util.createPromiseCapability)();
              }
  
              _createClass(PDFDataRangeTransport, [{
                key: "addRangeListener",
                value: function addRangeListener(listener) {
                  this._rangeListeners.push(listener);
                }
              }, {
                key: "addProgressListener",
                value: function addProgressListener(listener) {
                  this._progressListeners.push(listener);
                }
              }, {
                key: "addProgressiveReadListener",
                value: function addProgressiveReadListener(listener) {
                  this._progressiveReadListeners.push(listener);
                }
              }, {
                key: "addProgressiveDoneListener",
                value: function addProgressiveDoneListener(listener) {
                  this._progressiveDoneListeners.push(listener);
                }
              }, {
                key: "onDataRange",
                value: function onDataRange(begin, chunk) {
                  var _iteratorNormalCompletion = true;
                  var _didIteratorError = false;
                  var _iteratorError = undefined;
  
                  try {
                    for (var _iterator = this._rangeListeners[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
                      var listener = _step.value;
                      listener(begin, chunk);
                    }
                  } catch (err) {
                    _didIteratorError = true;
                    _iteratorError = err;
                  } finally {
                    try {
                      if (!_iteratorNormalCompletion && _iterator["return"] != null) {
                        _iterator["return"]();
                      }
                    } finally {
                      if (_didIteratorError) {
                        throw _iteratorError;
                      }
                    }
                  }
                }
              }, {
                key: "onDataProgress",
                value: function onDataProgress(loaded, total) {
                  var _this2 = this;
  
                  this._readyCapability.promise.then(function () {
                    var _iteratorNormalCompletion2 = true;
                    var _didIteratorError2 = false;
                    var _iteratorError2 = undefined;
  
                    try {
                      for (var _iterator2 = _this2._progressListeners[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
                        var listener = _step2.value;
                        listener(loaded, total);
                      }
                    } catch (err) {
                      _didIteratorError2 = true;
                      _iteratorError2 = err;
                    } finally {
                      try {
                        if (!_iteratorNormalCompletion2 && _iterator2["return"] != null) {
                          _iterator2["return"]();
                        }
                      } finally {
                        if (_didIteratorError2) {
                          throw _iteratorError2;
                        }
                      }
                    }
                  });
                }
              }, {
                key: "onDataProgressiveRead",
                value: function onDataProgressiveRead(chunk) {
                  var _this3 = this;
  
                  this._readyCapability.promise.then(function () {
                    var _iteratorNormalCompletion3 = true;
                    var _didIteratorError3 = false;
                    var _iteratorError3 = undefined;
  
                    try {
                      for (var _iterator3 = _this3._progressiveReadListeners[Symbol.iterator](), _step3; !(_iteratorNormalCompletion3 = (_step3 = _iterator3.next()).done); _iteratorNormalCompletion3 = true) {
                        var listener = _step3.value;
                        listener(chunk);
                      }
                    } catch (err) {
                      _didIteratorError3 = true;
                      _iteratorError3 = err;
                    } finally {
                      try {
                        if (!_iteratorNormalCompletion3 && _iterator3["return"] != null) {
                          _iterator3["return"]();
                        }
                      } finally {
                        if (_didIteratorError3) {
                          throw _iteratorError3;
                        }
                      }
                    }
                  });
                }
              }, {
                key: "onDataProgressiveDone",
                value: function onDataProgressiveDone() {
                  var _this4 = this;
  
                  this._readyCapability.promise.then(function () {
                    var _iteratorNormalCompletion4 = true;
                    var _didIteratorError4 = false;
                    var _iteratorError4 = undefined;
  
                    try {
                      for (var _iterator4 = _this4._progressiveDoneListeners[Symbol.iterator](), _step4; !(_iteratorNormalCompletion4 = (_step4 = _iterator4.next()).done); _iteratorNormalCompletion4 = true) {
                        var listener = _step4.value;
                        listener();
                      }
                    } catch (err) {
                      _didIteratorError4 = true;
                      _iteratorError4 = err;
                    } finally {
                      try {
                        if (!_iteratorNormalCompletion4 && _iterator4["return"] != null) {
                          _iterator4["return"]();
                        }
                      } finally {
                        if (_didIteratorError4) {
                          throw _iteratorError4;
                        }
                      }
                    }
                  });
                }
              }, {
                key: "transportReady",
                value: function transportReady() {
                  this._readyCapability.resolve();
                }
              }, {
                key: "requestDataRange",
                value: function requestDataRange(begin, end) {
                  (0, _util.unreachable)('Abstract method PDFDataRangeTransport.requestDataRange');
                }
              }, {
                key: "abort",
                value: function abort() {
                }
              }]);
  
              return PDFDataRangeTransport;
            }();
  
          exports.PDFDataRangeTransport = PDFDataRangeTransport;
  
          var PDFDocumentProxy =
            /*#__PURE__*/
            function () {
              function PDFDocumentProxy(pdfInfo, transport) {
                _classCallCheck(this, PDFDocumentProxy);
  
                this._pdfInfo = pdfInfo;
                this._transport = transport;
              }
  
              _createClass(PDFDocumentProxy, [{
                key: "getPage",
                value: function getPage(pageNumber) {
                  return this._transport.getPage(pageNumber);
                }
              }, {
                key: "getPageIndex",
                value: function getPageIndex(ref) {
                  return this._transport.getPageIndex(ref);
                }
              }, {
                key: "getDestinations",
                value: function getDestinations() {
                  return this._transport.getDestinations();
                }
              }, {
                key: "getDestination",
                value: function getDestination(id) {
                  return this._transport.getDestination(id);
                }
              }, {
                key: "getPageLabels",
                value: function getPageLabels() {
                  return this._transport.getPageLabels();
                }
              }, {
                key: "getPageLayout",
                value: function getPageLayout() {
                  return this._transport.getPageLayout();
                }
              }, {
                key: "getPageMode",
                value: function getPageMode() {
                  return this._transport.getPageMode();
                }
              }, {
                key: "getViewerPreferences",
                value: function getViewerPreferences() {
                  return this._transport.getViewerPreferences();
                }
              }, {
                key: "getOpenActionDestination",
                value: function getOpenActionDestination() {
                  return this._transport.getOpenActionDestination();
                }
              }, {
                key: "getAttachments",
                value: function getAttachments() {
                  return this._transport.getAttachments();
                }
              }, {
                key: "getJavaScript",
                value: function getJavaScript() {
                  return this._transport.getJavaScript();
                }
              }, {
                key: "getOutline",
                value: function getOutline() {
                  return this._transport.getOutline();
                }
              }, {
                key: "getPermissions",
                value: function getPermissions() {
                  return this._transport.getPermissions();
                }
              }, {
                key: "getMetadata",
                value: function getMetadata() {
                  return this._transport.getMetadata();
                }
              }, {
                key: "getData",
                value: function getData() {
                  return this._transport.getData();
                }
              }, {
                key: "getDownloadInfo",
                value: function getDownloadInfo() {
                  return this._transport.downloadInfoCapability.promise;
                }
              }, {
                key: "getStats",
                value: function getStats() {
                  return this._transport.getStats();
                }
              }, {
                key: "cleanup",
                value: function cleanup() {
                  this._transport.startCleanup();
                }
              }, {
                key: "destroy",
                value: function destroy() {
                  return this.loadingTask.destroy();
                }
              }, {
                key: "numPages",
                get: function get() {
                  return this._pdfInfo.numPages;
                }
              }, {
                key: "fingerprint",
                get: function get() {
                  return this._pdfInfo.fingerprint;
                }
              }, {
                key: "loadingParams",
                get: function get() {
                  return this._transport.loadingParams;
                }
              }, {
                key: "loadingTask",
                get: function get() {
                  return this._transport.loadingTask;
                }
              }]);
  
              return PDFDocumentProxy;
            }();
  
          exports.PDFDocumentProxy = PDFDocumentProxy;
  
          var PDFPageProxy =
            /*#__PURE__*/
            function () {
              function PDFPageProxy(pageIndex, pageInfo, transport) {
                var pdfBug = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
  
                _classCallCheck(this, PDFPageProxy);
  
                this.pageIndex = pageIndex;
                this._pageInfo = pageInfo;
                this._transport = transport;
                this._stats = pdfBug ? new _display_utils.StatTimer() : _display_utils.DummyStatTimer;
                this._pdfBug = pdfBug;
                this.commonObjs = transport.commonObjs;
                this.objs = new PDFObjects();
                this.cleanupAfterRender = false;
                this.pendingCleanup = false;
                this.intentStates = Object.create(null);
                this.destroyed = false;
              }
  
              _createClass(PDFPageProxy, [{
                key: "getViewport",
                value: function getViewport() {
                  var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
                    scale = _ref.scale,
                    _ref$rotation = _ref.rotation,
                    rotation = _ref$rotation === void 0 ? this.rotate : _ref$rotation,
                    _ref$dontFlip = _ref.dontFlip,
                    dontFlip = _ref$dontFlip === void 0 ? false : _ref$dontFlip;
  
                  if (arguments.length > 1 || typeof arguments[0] === 'number') {
                    (0, _display_utils.deprecated)('getViewport is called with obsolete arguments.');
                    scale = arguments[0];
                    rotation = typeof arguments[1] === 'number' ? arguments[1] : this.rotate;
                    dontFlip = typeof arguments[2] === 'boolean' ? arguments[2] : false;
                  }
  
                  return new _display_utils.PageViewport({
                    viewBox: this.view,
                    scale: scale,
                    rotation: rotation,
                    dontFlip: dontFlip
                  });
                }
              }, {
                key: "getAnnotations",
                value: function getAnnotations() {
                  var _ref2 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
                    _ref2$intent = _ref2.intent,
                    intent = _ref2$intent === void 0 ? null : _ref2$intent;
  
                  if (!this.annotationsPromise || this.annotationsIntent !== intent) {
                    this.annotationsPromise = this._transport.getAnnotations(this.pageIndex, intent);
                    this.annotationsIntent = intent;
                  }
  
                  return this.annotationsPromise;
                }
              }, {
                key: "render",
                value: function render(_ref3) {
                  var _this5 = this;
  
                  var canvasContext = _ref3.canvasContext,
                    viewport = _ref3.viewport,
                    _ref3$intent = _ref3.intent,
                    intent = _ref3$intent === void 0 ? 'display' : _ref3$intent,
                    _ref3$enableWebGL = _ref3.enableWebGL,
                    enableWebGL = _ref3$enableWebGL === void 0 ? false : _ref3$enableWebGL,
                    _ref3$renderInteracti = _ref3.renderInteractiveForms,
                    renderInteractiveForms = _ref3$renderInteracti === void 0 ? false : _ref3$renderInteracti,
                    _ref3$transform = _ref3.transform,
                    transform = _ref3$transform === void 0 ? null : _ref3$transform,
                    _ref3$imageLayer = _ref3.imageLayer,
                    imageLayer = _ref3$imageLayer === void 0 ? null : _ref3$imageLayer,
                    _ref3$canvasFactory = _ref3.canvasFactory,
                    canvasFactory = _ref3$canvasFactory === void 0 ? null : _ref3$canvasFactory,
                    _ref3$background = _ref3.background,
                    background = _ref3$background === void 0 ? null : _ref3$background;
                  var stats = this._stats;
                  stats.time('Overall');
                  var renderingIntent = intent === 'print' ? 'print' : 'display';
                  this.pendingCleanup = false;
  
                  if (!this.intentStates[renderingIntent]) {
                    this.intentStates[renderingIntent] = Object.create(null);
                  }
  
                  var intentState = this.intentStates[renderingIntent];
  
                  if (intentState.streamReaderCancelTimeout) {
                    clearTimeout(intentState.streamReaderCancelTimeout);
                    intentState.streamReaderCancelTimeout = null;
                  }
  
                  var canvasFactoryInstance = canvasFactory || new _display_utils.DOMCanvasFactory();
                  var webGLContext = new _webgl.WebGLContext({
                    enable: enableWebGL
                  });
  
                  if (!intentState.displayReadyCapability) {
                    intentState.displayReadyCapability = (0, _util.createPromiseCapability)();
                    intentState.operatorList = {
                      fnArray: [],
                      argsArray: [],
                      lastChunk: false
                    };
                    stats.time('Page Request');
  
                    this._pumpOperatorList({
                      pageIndex: this.pageNumber - 1,
                      intent: renderingIntent,
                      renderInteractiveForms: renderInteractiveForms === true
                    });
                  }
  
                  var complete = function complete(error) {
                    var i = intentState.renderTasks.indexOf(internalRenderTask);
  
                    if (i >= 0) {
                      intentState.renderTasks.splice(i, 1);
                    }
  
                    if (_this5.cleanupAfterRender || renderingIntent === 'print') {
                      _this5.pendingCleanup = true;
                    }
  
                    _this5._tryCleanup();
  
                    if (error) {
                      internalRenderTask.capability.reject(error);
  
                      _this5._abortOperatorList({
                        intentState: intentState,
                        reason: error
                      });
                    } else {
                      internalRenderTask.capability.resolve();
                    }
  
                    stats.timeEnd('Rendering');
                    stats.timeEnd('Overall');
                  };
  
                  var internalRenderTask = new InternalRenderTask({
                    callback: complete,
                    params: {
                      canvasContext: canvasContext,
                      viewport: viewport,
                      transform: transform,
                      imageLayer: imageLayer,
                      background: background
                    },
                    objs: this.objs,
                    commonObjs: this.commonObjs,
                    operatorList: intentState.operatorList,
                    pageNumber: this.pageNumber,
                    canvasFactory: canvasFactoryInstance,
                    webGLContext: webGLContext,
                    useRequestAnimationFrame: renderingIntent !== 'print',
                    pdfBug: this._pdfBug
                  });
  
                  if (!intentState.renderTasks) {
                    intentState.renderTasks = [];
                  }
  
                  intentState.renderTasks.push(internalRenderTask);
                  var renderTask = internalRenderTask.task;
                  intentState.displayReadyCapability.promise.then(function (transparency) {
                    if (_this5.pendingCleanup) {
                      complete();
                      return;
                    }
  
                    stats.time('Rendering');
                    internalRenderTask.initializeGraphics(transparency);
                    internalRenderTask.operatorListChanged();
                  })["catch"](complete);
                  return renderTask;
                }
              }, {
                key: "getOperatorList",
                value: function getOperatorList() {
                  function operatorListChanged() {
                    if (intentState.operatorList.lastChunk) {
                      intentState.opListReadCapability.resolve(intentState.operatorList);
                      var i = intentState.renderTasks.indexOf(opListTask);
  
                      if (i >= 0) {
                        intentState.renderTasks.splice(i, 1);
                      }
                    }
                  }
  
                  var renderingIntent = 'oplist';
  
                  if (!this.intentStates[renderingIntent]) {
                    this.intentStates[renderingIntent] = Object.create(null);
                  }
  
                  var intentState = this.intentStates[renderingIntent];
                  var opListTask;
  
                  if (!intentState.opListReadCapability) {
                    opListTask = {};
                    opListTask.operatorListChanged = operatorListChanged;
                    intentState.opListReadCapability = (0, _util.createPromiseCapability)();
                    intentState.renderTasks = [];
                    intentState.renderTasks.push(opListTask);
                    intentState.operatorList = {
                      fnArray: [],
                      argsArray: [],
                      lastChunk: false
                    };
  
                    this._stats.time('Page Request');
  
                    this._pumpOperatorList({
                      pageIndex: this.pageIndex,
                      intent: renderingIntent
                    });
                  }
  
                  return intentState.opListReadCapability.promise;
                }
              }, {
                key: "streamTextContent",
                value: function streamTextContent() {
                  var _ref4 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
                    _ref4$normalizeWhites = _ref4.normalizeWhitespace,
                    normalizeWhitespace = _ref4$normalizeWhites === void 0 ? false : _ref4$normalizeWhites,
                    _ref4$disableCombineT = _ref4.disableCombineTextItems,
                    disableCombineTextItems = _ref4$disableCombineT === void 0 ? false : _ref4$disableCombineT;
  
                  var TEXT_CONTENT_CHUNK_SIZE = 100;
                  return this._transport.messageHandler.sendWithStream('GetTextContent', {
                    pageIndex: this.pageNumber - 1,
                    normalizeWhitespace: normalizeWhitespace === true,
                    combineTextItems: disableCombineTextItems !== true
                  }, {
                    highWaterMark: TEXT_CONTENT_CHUNK_SIZE,
                    size: function size(textContent) {
                      return textContent.items.length;
                    }
                  });
                }
              }, {
                key: "getTextContent",
                value: function getTextContent() {
                  var params = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
                  var readableStream = this.streamTextContent(params);
                  return new Promise(function (resolve, reject) {
                    function pump() {
                      reader.read().then(function (_ref5) {
                        var _textContent$items;
  
                        var value = _ref5.value,
                          done = _ref5.done;
  
                        if (done) {
                          resolve(textContent);
                          return;
                        }
  
                        Object.assign(textContent.styles, value.styles);
  
                        (_textContent$items = textContent.items).push.apply(_textContent$items, _toConsumableArray(value.items));
  
                        pump();
                      }, reject);
                    }
  
                    var reader = readableStream.getReader();
                    var textContent = {
                      items: [],
                      styles: Object.create(null)
                    };
                    pump();
                  });
                }
              }, {
                key: "_destroy",
                value: function _destroy() {
                  var _this6 = this;
  
                  this.destroyed = true;
                  this._transport.pageCache[this.pageIndex] = null;
                  var waitOn = [];
                  Object.keys(this.intentStates).forEach(function (intent) {
                    var intentState = _this6.intentStates[intent];
  
                    _this6._abortOperatorList({
                      intentState: intentState,
                      reason: new Error('Page was destroyed.'),
                      force: true
                    });
  
                    if (intent === 'oplist') {
                      return;
                    }
  
                    intentState.renderTasks.forEach(function (renderTask) {
                      var renderCompleted = renderTask.capability.promise["catch"](function () {
                      });
                      waitOn.push(renderCompleted);
                      renderTask.cancel();
                    });
                  });
                  this.objs.clear();
                  this.annotationsPromise = null;
                  this.pendingCleanup = false;
                  return Promise.all(waitOn);
                }
              }, {
                key: "cleanup",
                value: function cleanup() {
                  var resetStats = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                  this.pendingCleanup = true;
  
                  this._tryCleanup(resetStats);
                }
              }, {
                key: "_tryCleanup",
                value: function _tryCleanup() {
                  var _this7 = this;
  
                  var resetStats = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
  
                  if (!this.pendingCleanup || Object.keys(this.intentStates).some(function (intent) {
                    var intentState = _this7.intentStates[intent];
                    return intentState.renderTasks.length !== 0 || !intentState.operatorList.lastChunk;
                  })) {
                    return;
                  }
  
                  Object.keys(this.intentStates).forEach(function (intent) {
                    delete _this7.intentStates[intent];
                  });
                  this.objs.clear();
                  this.annotationsPromise = null;
  
                  if (resetStats && this._stats instanceof _display_utils.StatTimer) {
                    this._stats = new _display_utils.StatTimer();
                  }
  
                  this.pendingCleanup = false;
                }
              }, {
                key: "_startRenderPage",
                value: function _startRenderPage(transparency, intent) {
                  var intentState = this.intentStates[intent];
  
                  if (!intentState) {
                    return;
                  }
  
                  this._stats.timeEnd('Page Request');
  
                  if (intentState.displayReadyCapability) {
                    intentState.displayReadyCapability.resolve(transparency);
                  }
                }
              }, {
                key: "_renderPageChunk",
                value: function _renderPageChunk(operatorListChunk, intentState) {
                  for (var i = 0, ii = operatorListChunk.length; i < ii; i++) {
                    intentState.operatorList.fnArray.push(operatorListChunk.fnArray[i]);
                    intentState.operatorList.argsArray.push(operatorListChunk.argsArray[i]);
                  }
  
                  intentState.operatorList.lastChunk = operatorListChunk.lastChunk;
  
                  for (var _i = 0; _i < intentState.renderTasks.length; _i++) {
                    intentState.renderTasks[_i].operatorListChanged();
                  }
  
                  if (operatorListChunk.lastChunk) {
                    this._tryCleanup();
                  }
                }
              }, {
                key: "_pumpOperatorList",
                value: function _pumpOperatorList(args) {
                  var _this8 = this;
  
                  (0, _util.assert)(args.intent, 'PDFPageProxy._pumpOperatorList: Expected "intent" argument.');
  
                  var readableStream = this._transport.messageHandler.sendWithStream('GetOperatorList', args);
  
                  var reader = readableStream.getReader();
                  var intentState = this.intentStates[args.intent];
                  intentState.streamReader = reader;
  
                  var pump = function pump() {
                    reader.read().then(function (_ref6) {
                      var value = _ref6.value,
                        done = _ref6.done;
  
                      if (done) {
                        intentState.streamReader = null;
                        return;
                      }
  
                      if (_this8._transport.destroyed) {
                        return;
                      }
  
                      _this8._renderPageChunk(value, intentState);
  
                      pump();
                    }, function (reason) {
                      intentState.streamReader = null;
  
                      if (_this8._transport.destroyed) {
                        return;
                      }
  
                      if (intentState.operatorList) {
                        intentState.operatorList.lastChunk = true;
  
                        for (var i = 0; i < intentState.renderTasks.length; i++) {
                          intentState.renderTasks[i].operatorListChanged();
                        }
  
                        _this8._tryCleanup();
                      }
  
                      if (intentState.displayReadyCapability) {
                        intentState.displayReadyCapability.reject(reason);
                      } else if (intentState.opListReadCapability) {
                        intentState.opListReadCapability.reject(reason);
                      } else {
                        throw reason;
                      }
                    });
                  };
  
                  pump();
                }
              }, {
                key: "_abortOperatorList",
                value: function _abortOperatorList(_ref7) {
                  var _this9 = this;
  
                  var intentState = _ref7.intentState,
                    reason = _ref7.reason,
                    _ref7$force = _ref7.force,
                    force = _ref7$force === void 0 ? false : _ref7$force;
                  (0, _util.assert)(reason instanceof Error, 'PDFPageProxy._abortOperatorList: Expected "reason" argument.');
  
                  if (!intentState.streamReader) {
                    return;
                  }
  
                  if (!force) {
                    if (intentState.renderTasks.length !== 0) {
                      return;
                    }
  
                    if (reason instanceof _display_utils.RenderingCancelledException) {
                      intentState.streamReaderCancelTimeout = setTimeout(function () {
                        _this9._abortOperatorList({
                          intentState: intentState,
                          reason: reason,
                          force: true
                        });
  
                        intentState.streamReaderCancelTimeout = null;
                      }, RENDERING_CANCELLED_TIMEOUT);
                      return;
                    }
                  }
  
                  intentState.streamReader.cancel(new _util.AbortException(reason && reason.message));
                  intentState.streamReader = null;
  
                  if (this._transport.destroyed) {
                    return;
                  }
  
                  Object.keys(this.intentStates).some(function (intent) {
                    if (_this9.intentStates[intent] === intentState) {
                      delete _this9.intentStates[intent];
                      return true;
                    }
  
                    return false;
                  });
                  this.cleanup();
                }
              }, {
                key: "pageNumber",
                get: function get() {
                  return this.pageIndex + 1;
                }
              }, {
                key: "rotate",
                get: function get() {
                  return this._pageInfo.rotate;
                }
              }, {
                key: "ref",
                get: function get() {
                  return this._pageInfo.ref;
                }
              }, {
                key: "userUnit",
                get: function get() {
                  return this._pageInfo.userUnit;
                }
              }, {
                key: "view",
                get: function get() {
                  return this._pageInfo.view;
                }
              }, {
                key: "stats",
                get: function get() {
                  return this._stats instanceof _display_utils.StatTimer ? this._stats : null;
                }
              }]);
  
              return PDFPageProxy;
            }();
  
          exports.PDFPageProxy = PDFPageProxy;
  
          var LoopbackPort =
            /*#__PURE__*/
            function () {
              function LoopbackPort() {
                var defer = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : true;
  
                _classCallCheck(this, LoopbackPort);
  
                this._listeners = [];
                this._defer = defer;
                this._deferred = Promise.resolve(undefined);
              }
  
              _createClass(LoopbackPort, [{
                key: "postMessage",
                value: function postMessage(obj, transfers) {
                  var _this10 = this;
  
                  function cloneValue(value) {
                    if (_typeof(value) !== 'object' || value === null) {
                      return value;
                    }
  
                    if (cloned.has(value)) {
                      return cloned.get(value);
                    }
  
                    var buffer, result;
  
                    if ((buffer = value.buffer) && (0, _util.isArrayBuffer)(buffer)) {
                      var transferable = transfers && transfers.includes(buffer);
  
                      if (value === buffer) {
                        result = value;
                      } else if (transferable) {
                        result = new value.constructor(buffer, value.byteOffset, value.byteLength);
                      } else {
                        result = new value.constructor(value);
                      }
  
                      cloned.set(value, result);
                      return result;
                    }
  
                    result = Array.isArray(value) ? [] : {};
                    cloned.set(value, result);
  
                    for (var i in value) {
                      var desc = void 0,
                        p = value;
  
                      while (!(desc = Object.getOwnPropertyDescriptor(p, i))) {
                        p = Object.getPrototypeOf(p);
                      }
  
                      if (typeof desc.value === 'undefined') {
                        continue;
                      }
  
                      if (typeof desc.value === 'function') {
                        if (value.hasOwnProperty && value.hasOwnProperty(i)) {
                          throw new Error("LoopbackPort.postMessage - cannot clone: ".concat(value[i]));
                        }
  
                        continue;
                      }
  
                      result[i] = cloneValue(desc.value);
                    }
  
                    return result;
                  }
  
                  if (!this._defer) {
                    this._listeners.forEach(function (listener) {
                      listener.call(_this10, {
                        data: obj
                      });
                    });
  
                    return;
                  }
  
                  var cloned = new WeakMap();
                  var e = {
                    data: cloneValue(obj)
                  };
  
                  this._deferred.then(function () {
                    _this10._listeners.forEach(function (listener) {
                      listener.call(_this10, e);
                    });
                  });
                }
              }, {
                key: "addEventListener",
                value: function addEventListener(name, listener) {
                  this._listeners.push(listener);
                }
              }, {
                key: "removeEventListener",
                value: function removeEventListener(name, listener) {
                  var i = this._listeners.indexOf(listener);
  
                  this._listeners.splice(i, 1);
                }
              }, {
                key: "terminate",
                value: function terminate() {
                  this._listeners.length = 0;
                }
              }]);
  
              return LoopbackPort;
            }();
  
          exports.LoopbackPort = LoopbackPort;
  
          var PDFWorker = function PDFWorkerClosure() {
            var pdfWorkerPorts = new WeakMap();
            var nextFakeWorkerId = 0;
            var fakeWorkerFilesLoadedCapability;
  
            function _getWorkerSrc() {
              if (_worker_options.GlobalWorkerOptions.workerSrc) {
                return _worker_options.GlobalWorkerOptions.workerSrc;
              }
  
              if (typeof fallbackWorkerSrc !== 'undefined') {
                return fallbackWorkerSrc;
              }
  
              throw new Error('No "GlobalWorkerOptions.workerSrc" specified.');
            }
  
            function getMainThreadWorkerMessageHandler() {
              try {
                if (typeof window !== 'undefined') {
                  return window.pdfjsWorker && window.pdfjsWorker.WorkerMessageHandler;
                }
              } catch (ex) {
              }
  
              return null;
            }
  
            function setupFakeWorkerGlobal() {
              if (fakeWorkerFilesLoadedCapability) {
                return fakeWorkerFilesLoadedCapability.promise;
              }
  
              fakeWorkerFilesLoadedCapability = (0, _util.createPromiseCapability)();
              var mainWorkerMessageHandler = getMainThreadWorkerMessageHandler();
  
              if (mainWorkerMessageHandler) {
                fakeWorkerFilesLoadedCapability.resolve(mainWorkerMessageHandler);
                return fakeWorkerFilesLoadedCapability.promise;
              }
  
              var loader = fakeWorkerFilesLoader || function () {
                return (0, _display_utils.loadScript)(_getWorkerSrc()).then(function () {
                  return window.pdfjsWorker.WorkerMessageHandler;
                });
              };
  
              loader().then(fakeWorkerFilesLoadedCapability.resolve, fakeWorkerFilesLoadedCapability.reject);
              return fakeWorkerFilesLoadedCapability.promise;
            }
  
            function createCDNWrapper(url) {
              var wrapper = 'importScripts(\'' + url + '\');';
              return URL.createObjectURL(new Blob([wrapper]));
            }
  
            var PDFWorker =
              /*#__PURE__*/
              function () {
                function PDFWorker() {
                  var _ref8 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
                    _ref8$name = _ref8.name,
                    name = _ref8$name === void 0 ? null : _ref8$name,
                    _ref8$port = _ref8.port,
                    port = _ref8$port === void 0 ? null : _ref8$port,
                    _ref8$verbosity = _ref8.verbosity,
                    verbosity = _ref8$verbosity === void 0 ? (0, _util.getVerbosityLevel)() : _ref8$verbosity;
  
                  _classCallCheck(this, PDFWorker);
  
                  if (port && pdfWorkerPorts.has(port)) {
                    throw new Error('Cannot use more than one PDFWorker per port');
                  }
  
                  this.name = name;
                  this.destroyed = false;
                  this.postMessageTransfers = true;
                  this.verbosity = verbosity;
                  this._readyCapability = (0, _util.createPromiseCapability)();
                  this._port = null;
                  this._webWorker = null;
                  this._messageHandler = null;
  
                  if (port) {
                    pdfWorkerPorts.set(port, this);
  
                    this._initializeFromPort(port);
  
                    return;
                  }
  
                  this._initialize();
                }
  
                _createClass(PDFWorker, [{
                  key: "_initializeFromPort",
                  value: function _initializeFromPort(port) {
                    this._port = port;
                    this._messageHandler = new _message_handler.MessageHandler('main', 'worker', port);
  
                    this._messageHandler.on('ready', function () {
                    });
  
                    this._readyCapability.resolve();
                  }
                }, {
                  key: "_initialize",
                  value: function _initialize() {
                    var _this11 = this;
  
                    if (typeof Worker !== 'undefined' && !isWorkerDisabled && !getMainThreadWorkerMessageHandler()) {
                      var workerSrc = _getWorkerSrc();
  
                      try {
                        if (!(0, _util.isSameOrigin)(window.location.href, workerSrc)) {
                          workerSrc = createCDNWrapper(new URL(workerSrc, window.location).href);
                        }
  
                        var worker = new Worker(workerSrc);
                        var messageHandler = new _message_handler.MessageHandler('main', 'worker', worker);
  
                        var terminateEarly = function terminateEarly() {
                          worker.removeEventListener('error', onWorkerError);
                          messageHandler.destroy();
                          worker.terminate();
  
                          if (_this11.destroyed) {
                            _this11._readyCapability.reject(new Error('Worker was destroyed'));
                          } else {
                            _this11._setupFakeWorker();
                          }
                        };
  
                        var onWorkerError = function onWorkerError() {
                          if (!_this11._webWorker) {
                            terminateEarly();
                          }
                        };
  
                        worker.addEventListener('error', onWorkerError);
                        messageHandler.on('test', function (data) {
                          worker.removeEventListener('error', onWorkerError);
  
                          if (_this11.destroyed) {
                            terminateEarly();
                            return;
                          }
  
                          if (data) {
                            _this11._messageHandler = messageHandler;
                            _this11._port = worker;
                            _this11._webWorker = worker;
  
                            if (!data.supportTransfers) {
                              _this11.postMessageTransfers = false;
                            }
  
                            _this11._readyCapability.resolve();
  
                            messageHandler.send('configure', {
                              verbosity: _this11.verbosity
                            });
                          } else {
                            _this11._setupFakeWorker();
  
                            messageHandler.destroy();
                            worker.terminate();
                          }
                        });
                        messageHandler.on('ready', function (data) {
                          worker.removeEventListener('error', onWorkerError);
  
                          if (_this11.destroyed) {
                            terminateEarly();
                            return;
                          }
  
                          try {
                            sendTest();
                          } catch (e) {
                            _this11._setupFakeWorker();
                          }
                        });
  
                        var sendTest = function sendTest() {
                          var testObj = new Uint8Array([_this11.postMessageTransfers ? 255 : 0]);
  
                          try {
                            messageHandler.send('test', testObj, [testObj.buffer]);
                          } catch (ex) {
                            (0, _util.warn)('Cannot use postMessage transfers.');
                            testObj[0] = 0;
                            messageHandler.send('test', testObj);
                          }
                        };
  
                        sendTest();
                        return;
                      } catch (e) {
                        (0, _util.info)('The worker has been disabled.');
                      }
                    }
  
                    this._setupFakeWorker();
                  }
                }, {
                  key: "_setupFakeWorker",
                  value: function _setupFakeWorker() {
                    var _this12 = this;
  
                    if (!isWorkerDisabled) {
                      (0, _util.warn)('Setting up fake worker.');
                      isWorkerDisabled = true;
                    }
  
                    setupFakeWorkerGlobal().then(function (WorkerMessageHandler) {
                      if (_this12.destroyed) {
                        _this12._readyCapability.reject(new Error('Worker was destroyed'));
  
                        return;
                      }
  
                      var port = new LoopbackPort();
                      _this12._port = port;
                      var id = 'fake' + nextFakeWorkerId++;
                      var workerHandler = new _message_handler.MessageHandler(id + '_worker', id, port);
                      WorkerMessageHandler.setup(workerHandler, port);
                      var messageHandler = new _message_handler.MessageHandler(id, id + '_worker', port);
                      _this12._messageHandler = messageHandler;
  
                      _this12._readyCapability.resolve();
                    })["catch"](function (reason) {
                      _this12._readyCapability.reject(new Error("Setting up fake worker failed: \"".concat(reason.message, "\".")));
                    });
                  }
                }, {
                  key: "destroy",
                  value: function destroy() {
                    this.destroyed = true;
  
                    if (this._webWorker) {
                      this._webWorker.terminate();
  
                      this._webWorker = null;
                    }
  
                    pdfWorkerPorts["delete"](this._port);
                    this._port = null;
  
                    if (this._messageHandler) {
                      this._messageHandler.destroy();
  
                      this._messageHandler = null;
                    }
                  }
                }, {
                  key: "promise",
                  get: function get() {
                    return this._readyCapability.promise;
                  }
                }, {
                  key: "port",
                  get: function get() {
                    return this._port;
                  }
                }, {
                  key: "messageHandler",
                  get: function get() {
                    return this._messageHandler;
                  }
                }], [{
                  key: "fromPort",
                  value: function fromPort(params) {
                    if (!params || !params.port) {
                      throw new Error('PDFWorker.fromPort - invalid method signature.');
                    }
  
                    if (pdfWorkerPorts.has(params.port)) {
                      return pdfWorkerPorts.get(params.port);
                    }
  
                    return new PDFWorker(params);
                  }
                }, {
                  key: "getWorkerSrc",
                  value: function getWorkerSrc() {
                    return _getWorkerSrc();
                  }
                }]);
  
                return PDFWorker;
              }();
  
            return PDFWorker;
          }();
  
          exports.PDFWorker = PDFWorker;
  
          var WorkerTransport =
            /*#__PURE__*/
            function () {
              function WorkerTransport(messageHandler, loadingTask, networkStream, params) {
                _classCallCheck(this, WorkerTransport);
  
                this.messageHandler = messageHandler;
                this.loadingTask = loadingTask;
                this.commonObjs = new PDFObjects();
                this.fontLoader = new _font_loader.FontLoader({
                  docId: loadingTask.docId,
                  onUnsupportedFeature: this._onUnsupportedFeature.bind(this)
                });
                this._params = params;
                this.CMapReaderFactory = new params.CMapReaderFactory({
                  baseUrl: params.cMapUrl,
                  isCompressed: params.cMapPacked
                });
                this.destroyed = false;
                this.destroyCapability = null;
                this._passwordCapability = null;
                this._networkStream = networkStream;
                this._fullReader = null;
                this._lastProgress = null;
                this.pageCache = [];
                this.pagePromises = [];
                this.downloadInfoCapability = (0, _util.createPromiseCapability)();
                this.setupMessageHandler();
              }
  
              _createClass(WorkerTransport, [{
                key: "destroy",
                value: function destroy() {
                  var _this13 = this;
  
                  if (this.destroyCapability) {
                    return this.destroyCapability.promise;
                  }
  
                  this.destroyed = true;
                  this.destroyCapability = (0, _util.createPromiseCapability)();
  
                  if (this._passwordCapability) {
                    this._passwordCapability.reject(new Error('Worker was destroyed during onPassword callback'));
                  }
  
                  var waitOn = [];
                  this.pageCache.forEach(function (page) {
                    if (page) {
                      waitOn.push(page._destroy());
                    }
                  });
                  this.pageCache.length = 0;
                  this.pagePromises.length = 0;
                  var terminated = this.messageHandler.sendWithPromise('Terminate', null);
                  waitOn.push(terminated);
                  Promise.all(waitOn).then(function () {
                    _this13.fontLoader.clear();
  
                    if (_this13._networkStream) {
                      _this13._networkStream.cancelAllRequests(new _util.AbortException('Worker was terminated.'));
                    }
  
                    if (_this13.messageHandler) {
                      _this13.messageHandler.destroy();
  
                      _this13.messageHandler = null;
                    }
  
                    _this13.destroyCapability.resolve();
                  }, this.destroyCapability.reject);
                  return this.destroyCapability.promise;
                }
              }, {
                key: "setupMessageHandler",
                value: function setupMessageHandler() {
                  var _this14 = this;
  
                  var messageHandler = this.messageHandler,
                    loadingTask = this.loadingTask;
                  messageHandler.on('GetReader', function (data, sink) {
                    (0, _util.assert)(_this14._networkStream);
                    _this14._fullReader = _this14._networkStream.getFullReader();
  
                    _this14._fullReader.onProgress = function (evt) {
                      _this14._lastProgress = {
                        loaded: evt.loaded,
                        total: evt.total
                      };
                    };
  
                    sink.onPull = function () {
                      _this14._fullReader.read().then(function (_ref9) {
                        var value = _ref9.value,
                          done = _ref9.done;
  
                        if (done) {
                          sink.close();
                          return;
                        }
  
                        (0, _util.assert)((0, _util.isArrayBuffer)(value));
                        sink.enqueue(new Uint8Array(value), 1, [value]);
                      })["catch"](function (reason) {
                        sink.error(reason);
                      });
                    };
  
                    sink.onCancel = function (reason) {
                      _this14._fullReader.cancel(reason);
                    };
                  });
                  messageHandler.on('ReaderHeadersReady', function (data) {
                    var headersCapability = (0, _util.createPromiseCapability)();
                    var fullReader = _this14._fullReader;
                    fullReader.headersReady.then(function () {
                      if (!fullReader.isStreamingSupported || !fullReader.isRangeSupported) {
                        if (_this14._lastProgress && loadingTask.onProgress) {
                          loadingTask.onProgress(_this14._lastProgress);
                        }
  
                        fullReader.onProgress = function (evt) {
                          if (loadingTask.onProgress) {
                            loadingTask.onProgress({
                              loaded: evt.loaded,
                              total: evt.total
                            });
                          }
                        };
                      }
  
                      headersCapability.resolve({
                        isStreamingSupported: fullReader.isStreamingSupported,
                        isRangeSupported: fullReader.isRangeSupported,
                        contentLength: fullReader.contentLength
                      });
                    }, headersCapability.reject);
                    return headersCapability.promise;
                  });
                  messageHandler.on('GetRangeReader', function (data, sink) {
                    (0, _util.assert)(_this14._networkStream);
  
                    var rangeReader = _this14._networkStream.getRangeReader(data.begin, data.end);
  
                    if (!rangeReader) {
                      sink.close();
                      return;
                    }
  
                    sink.onPull = function () {
                      rangeReader.read().then(function (_ref10) {
                        var value = _ref10.value,
                          done = _ref10.done;
  
                        if (done) {
                          sink.close();
                          return;
                        }
  
                        (0, _util.assert)((0, _util.isArrayBuffer)(value));
                        sink.enqueue(new Uint8Array(value), 1, [value]);
                      })["catch"](function (reason) {
                        sink.error(reason);
                      });
                    };
  
                    sink.onCancel = function (reason) {
                      rangeReader.cancel(reason);
                    };
                  });
                  messageHandler.on('GetDoc', function (_ref11) {
                    var pdfInfo = _ref11.pdfInfo;
                    _this14._numPages = pdfInfo.numPages;
  
                    loadingTask._capability.resolve(new PDFDocumentProxy(pdfInfo, _this14));
                  });
                  messageHandler.on('PasswordRequest', function (exception) {
                    _this14._passwordCapability = (0, _util.createPromiseCapability)();
  
                    if (loadingTask.onPassword) {
                      var updatePassword = function updatePassword(password) {
                        _this14._passwordCapability.resolve({
                          password: password
                        });
                      };
  
                      try {
                        loadingTask.onPassword(updatePassword, exception.code);
                      } catch (ex) {
                        _this14._passwordCapability.reject(ex);
                      }
                    } else {
                      _this14._passwordCapability.reject(new _util.PasswordException(exception.message, exception.code));
                    }
  
                    return _this14._passwordCapability.promise;
                  });
                  messageHandler.on('PasswordException', function (exception) {
                    loadingTask._capability.reject(new _util.PasswordException(exception.message, exception.code));
                  });
                  messageHandler.on('InvalidPDF', function (exception) {
                    loadingTask._capability.reject(new _util.InvalidPDFException(exception.message));
                  });
                  messageHandler.on('MissingPDF', function (exception) {
                    loadingTask._capability.reject(new _util.MissingPDFException(exception.message));
                  });
                  messageHandler.on('UnexpectedResponse', function (exception) {
                    loadingTask._capability.reject(new _util.UnexpectedResponseException(exception.message, exception.status));
                  });
                  messageHandler.on('UnknownError', function (exception) {
                    loadingTask._capability.reject(new _util.UnknownErrorException(exception.message, exception.details));
                  });
                  messageHandler.on('DataLoaded', function (data) {
                    if (loadingTask.onProgress) {
                      loadingTask.onProgress({
                        loaded: data.length,
                        total: data.length
                      });
                    }
  
                    _this14.downloadInfoCapability.resolve(data);
                  });
                  messageHandler.on('StartRenderPage', function (data) {
                    if (_this14.destroyed) {
                      return;
                    }
  
                    var page = _this14.pageCache[data.pageIndex];
  
                    page._startRenderPage(data.transparency, data.intent);
                  });
                  messageHandler.on('commonobj', function (data) {
                    if (_this14.destroyed) {
                      return;
                    }
  
                    var _data = _slicedToArray(data, 3),
                      id = _data[0],
                      type = _data[1],
                      exportedData = _data[2];
  
                    if (_this14.commonObjs.has(id)) {
                      return;
                    }
  
                    switch (type) {
                      case 'Font':
                        var params = _this14._params;
  
                        if ('error' in exportedData) {
                          var exportedError = exportedData.error;
                          (0, _util.warn)("Error during font loading: ".concat(exportedError));
  
                          _this14.commonObjs.resolve(id, exportedError);
  
                          break;
                        }
  
                        var fontRegistry = null;
  
                        if (params.pdfBug && _global_scope["default"].FontInspector && _global_scope["default"].FontInspector.enabled) {
                          fontRegistry = {
                            registerFont: function registerFont(font, url) {
                              _global_scope["default"]['FontInspector'].fontAdded(font, url);
                            }
                          };
                        }
  
                        var font = new _font_loader.FontFaceObject(exportedData, {
                          isEvalSupported: params.isEvalSupported,
                          disableFontFace: params.disableFontFace,
                          ignoreErrors: params.ignoreErrors,
                          onUnsupportedFeature: _this14._onUnsupportedFeature.bind(_this14),
                          fontRegistry: fontRegistry
                        });
  
                        _this14.fontLoader.bind(font).then(function () {
                          _this14.commonObjs.resolve(id, font);
                        }, function (reason) {
                          messageHandler.sendWithPromise('FontFallback', {
                            id: id
                          })["finally"](function () {
                            _this14.commonObjs.resolve(id, font);
                          });
                        });
  
                        break;
  
                      case 'FontPath':
                      case 'FontType3Res':
                        _this14.commonObjs.resolve(id, exportedData);
  
                        break;
  
                      default:
                        throw new Error("Got unknown common object type ".concat(type));
                    }
                  });
                  messageHandler.on('obj', function (data) {
                    if (_this14.destroyed) {
                      return undefined;
                    }
  
                    var _data2 = _slicedToArray(data, 4),
                      id = _data2[0],
                      pageIndex = _data2[1],
                      type = _data2[2],
                      imageData = _data2[3];
  
                    var pageProxy = _this14.pageCache[pageIndex];
  
                    if (pageProxy.objs.has(id)) {
                      return undefined;
                    }
  
                    switch (type) {
                      case 'JpegStream':
                        return new Promise(function (resolve, reject) {
                          var img = new Image();
  
                          img.onload = function () {
                            resolve(img);
                          };
  
                          img.onerror = function () {
                            reject(new Error('Error during JPEG image loading'));
                            (0, _display_utils.releaseImageResources)(img);
                          };
  
                          img.src = imageData;
                        }).then(function (img) {
                          pageProxy.objs.resolve(id, img);
                        });
  
                      case 'Image':
                        pageProxy.objs.resolve(id, imageData);
                        var MAX_IMAGE_SIZE_TO_STORE = 8000000;
  
                        if (imageData && 'data' in imageData && imageData.data.length > MAX_IMAGE_SIZE_TO_STORE) {
                          pageProxy.cleanupAfterRender = true;
                        }
  
                        break;
  
                      default:
                        throw new Error("Got unknown object type ".concat(type));
                    }
  
                    return undefined;
                  });
                  messageHandler.on('DocProgress', function (data) {
                    if (_this14.destroyed) {
                      return;
                    }
  
                    if (loadingTask.onProgress) {
                      loadingTask.onProgress({
                        loaded: data.loaded,
                        total: data.total
                      });
                    }
                  });
                  messageHandler.on('UnsupportedFeature', this._onUnsupportedFeature.bind(this));
                  messageHandler.on('JpegDecode', function (data) {
                    if (_this14.destroyed) {
                      return Promise.reject(new Error('Worker was destroyed'));
                    }
  
                    if (typeof document === 'undefined') {
                      return Promise.reject(new Error('"document" is not defined.'));
                    }
  
                    var _data3 = _slicedToArray(data, 2),
                      imageUrl = _data3[0],
                      components = _data3[1];
  
                    if (components !== 3 && components !== 1) {
                      return Promise.reject(new Error('Only 3 components or 1 component can be returned'));
                    }
  
                    return new Promise(function (resolve, reject) {
                      var img = new Image();
  
                      img.onload = function () {
                        var width = img.width,
                          height = img.height;
                        var size = width * height;
                        var rgbaLength = size * 4;
                        var buf = new Uint8ClampedArray(size * components);
                        var tmpCanvas = document.createElement('canvas');
                        tmpCanvas.width = width;
                        tmpCanvas.height = height;
                        var tmpCtx = tmpCanvas.getContext('2d');
                        tmpCtx.drawImage(img, 0, 0);
                        var data = tmpCtx.getImageData(0, 0, width, height).data;
  
                        if (components === 3) {
                          for (var i = 0, j = 0; i < rgbaLength; i += 4, j += 3) {
                            buf[j] = data[i];
                            buf[j + 1] = data[i + 1];
                            buf[j + 2] = data[i + 2];
                          }
                        } else if (components === 1) {
                          for (var _i2 = 0, _j = 0; _i2 < rgbaLength; _i2 += 4, _j++) {
                            buf[_j] = data[_i2];
                          }
                        }
  
                        resolve({
                          data: buf,
                          width: width,
                          height: height
                        });
                        (0, _display_utils.releaseImageResources)(img);
                        tmpCanvas.width = 0;
                        tmpCanvas.height = 0;
                        tmpCanvas = null;
                        tmpCtx = null;
                      };
  
                      img.onerror = function () {
                        reject(new Error('JpegDecode failed to load image'));
                        (0, _display_utils.releaseImageResources)(img);
                      };
  
                      img.src = imageUrl;
                    });
                  });
                  messageHandler.on('FetchBuiltInCMap', function (data, sink) {
                    if (_this14.destroyed) {
                      sink.error(new Error('Worker was destroyed'));
                      return;
                    }
  
                    var fetched = false;
  
                    sink.onPull = function () {
                      if (fetched) {
                        sink.close();
                        return;
                      }
  
                      fetched = true;
  
                      _this14.CMapReaderFactory.fetch(data).then(function (builtInCMap) {
                        sink.enqueue(builtInCMap, 1, [builtInCMap.cMapData.buffer]);
                      })["catch"](function (reason) {
                        sink.error(reason);
                      });
                    };
                  });
                }
              }, {
                key: "_onUnsupportedFeature",
                value: function _onUnsupportedFeature(_ref12) {
                  var featureId = _ref12.featureId;
  
                  if (this.destroyed) {
                    return;
                  }
  
                  if (this.loadingTask.onUnsupportedFeature) {
                    this.loadingTask.onUnsupportedFeature(featureId);
                  }
                }
              }, {
                key: "getData",
                value: function getData() {
                  return this.messageHandler.sendWithPromise('GetData', null);
                }
              }, {
                key: "getPage",
                value: function getPage(pageNumber) {
                  var _this15 = this;
  
                  if (!Number.isInteger(pageNumber) || pageNumber <= 0 || pageNumber > this._numPages) {
                    return Promise.reject(new Error('Invalid page request'));
                  }
  
                  var pageIndex = pageNumber - 1;
  
                  if (pageIndex in this.pagePromises) {
                    return this.pagePromises[pageIndex];
                  }
  
                  var promise = this.messageHandler.sendWithPromise('GetPage', {
                    pageIndex: pageIndex
                  }).then(function (pageInfo) {
                    if (_this15.destroyed) {
                      throw new Error('Transport destroyed');
                    }
  
                    var page = new PDFPageProxy(pageIndex, pageInfo, _this15, _this15._params.pdfBug);
                    _this15.pageCache[pageIndex] = page;
                    return page;
                  });
                  this.pagePromises[pageIndex] = promise;
                  return promise;
                }
              }, {
                key: "getPageIndex",
                value: function getPageIndex(ref) {
                  return this.messageHandler.sendWithPromise('GetPageIndex', {
                    ref: ref
                  })["catch"](function (reason) {
                    return Promise.reject(new Error(reason));
                  });
                }
              }, {
                key: "getAnnotations",
                value: function getAnnotations(pageIndex, intent) {
                  return this.messageHandler.sendWithPromise('GetAnnotations', {
                    pageIndex: pageIndex,
                    intent: intent
                  });
                }
              }, {
                key: "getDestinations",
                value: function getDestinations() {
                  return this.messageHandler.sendWithPromise('GetDestinations', null);
                }
              }, {
                key: "getDestination",
                value: function getDestination(id) {
                  if (typeof id !== 'string') {
                    return Promise.reject(new Error('Invalid destination request.'));
                  }
  
                  return this.messageHandler.sendWithPromise('GetDestination', {
                    id: id
                  });
                }
              }, {
                key: "getPageLabels",
                value: function getPageLabels() {
                  return this.messageHandler.sendWithPromise('GetPageLabels', null);
                }
              }, {
                key: "getPageLayout",
                value: function getPageLayout() {
                  return this.messageHandler.sendWithPromise('GetPageLayout', null);
                }
              }, {
                key: "getPageMode",
                value: function getPageMode() {
                  return this.messageHandler.sendWithPromise('GetPageMode', null);
                }
              }, {
                key: "getViewerPreferences",
                value: function getViewerPreferences() {
                  return this.messageHandler.sendWithPromise('GetViewerPreferences', null);
                }
              }, {
                key: "getOpenActionDestination",
                value: function getOpenActionDestination() {
                  return this.messageHandler.sendWithPromise('GetOpenActionDestination', null);
                }
              }, {
                key: "getAttachments",
                value: function getAttachments() {
                  return this.messageHandler.sendWithPromise('GetAttachments', null);
                }
              }, {
                key: "getJavaScript",
                value: function getJavaScript() {
                  return this.messageHandler.sendWithPromise('GetJavaScript', null);
                }
              }, {
                key: "getOutline",
                value: function getOutline() {
                  return this.messageHandler.sendWithPromise('GetOutline', null);
                }
              }, {
                key: "getPermissions",
                value: function getPermissions() {
                  return this.messageHandler.sendWithPromise('GetPermissions', null);
                }
              }, {
                key: "getMetadata",
                value: function getMetadata() {
                  var _this16 = this;
  
                  return this.messageHandler.sendWithPromise('GetMetadata', null).then(function (results) {
                    return {
                      info: results[0],
                      metadata: results[1] ? new _metadata.Metadata(results[1]) : null,
                      contentDispositionFilename: _this16._fullReader ? _this16._fullReader.filename : null
                    };
                  });
                }
              }, {
                key: "getStats",
                value: function getStats() {
                  return this.messageHandler.sendWithPromise('GetStats', null);
                }
              }, {
                key: "startCleanup",
                value: function startCleanup() {
                  var _this17 = this;
  
                  this.messageHandler.sendWithPromise('Cleanup', null).then(function () {
                    for (var i = 0, ii = _this17.pageCache.length; i < ii; i++) {
                      var page = _this17.pageCache[i];
  
                      if (page) {
                        page.cleanup();
                      }
                    }
  
                    _this17.commonObjs.clear();
  
                    _this17.fontLoader.clear();
                  });
                }
              }, {
                key: "loadingParams",
                get: function get() {
                  var params = this._params;
                  return (0, _util.shadow)(this, 'loadingParams', {
                    disableAutoFetch: params.disableAutoFetch,
                    disableCreateObjectURL: params.disableCreateObjectURL,
                    disableFontFace: params.disableFontFace,
                    nativeImageDecoderSupport: params.nativeImageDecoderSupport
                  });
                }
              }]);
  
              return WorkerTransport;
            }();
  
          var PDFObjects =
            /*#__PURE__*/
            function () {
              function PDFObjects() {
                _classCallCheck(this, PDFObjects);
  
                this._objs = Object.create(null);
              }
  
              _createClass(PDFObjects, [{
                key: "_ensureObj",
                value: function _ensureObj(objId) {
                  if (this._objs[objId]) {
                    return this._objs[objId];
                  }
  
                  return this._objs[objId] = {
                    capability: (0, _util.createPromiseCapability)(),
                    data: null,
                    resolved: false
                  };
                }
              }, {
                key: "get",
                value: function get(objId) {
                  var callback = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
  
                  if (callback) {
                    this._ensureObj(objId).capability.promise.then(callback);
  
                    return null;
                  }
  
                  var obj = this._objs[objId];
  
                  if (!obj || !obj.resolved) {
                    throw new Error("Requesting object that isn't resolved yet ".concat(objId, "."));
                  }
  
                  return obj.data;
                }
              }, {
                key: "has",
                value: function has(objId) {
                  var obj = this._objs[objId];
                  return obj ? obj.resolved : false;
                }
              }, {
                key: "resolve",
                value: function resolve(objId, data) {
                  var obj = this._ensureObj(objId);
  
                  obj.resolved = true;
                  obj.data = data;
                  obj.capability.resolve(data);
                }
              }, {
                key: "clear",
                value: function clear() {
                  for (var objId in this._objs) {
                    var data = this._objs[objId].data;
  
                    if (typeof Image !== 'undefined' && data instanceof Image) {
                      (0, _display_utils.releaseImageResources)(data);
                    }
                  }
  
                  this._objs = Object.create(null);
                }
              }]);
  
              return PDFObjects;
            }();
  
          var RenderTask =
            /*#__PURE__*/
            function () {
              function RenderTask(internalRenderTask) {
                _classCallCheck(this, RenderTask);
  
                this._internalRenderTask = internalRenderTask;
                this.onContinue = null;
              }
  
              _createClass(RenderTask, [{
                key: "cancel",
                value: function cancel() {
                  this._internalRenderTask.cancel();
                }
              }, {
                key: "then",
                value: function then(onFulfilled, onRejected) {
                  (0, _display_utils.deprecated)('RenderTask.then method, use the `promise` getter instead.');
                  return this.promise.then.apply(this.promise, arguments);
                }
              }, {
                key: "promise",
                get: function get() {
                  return this._internalRenderTask.capability.promise;
                }
              }]);
  
              return RenderTask;
            }();
  
          var InternalRenderTask = function InternalRenderTaskClosure() {
            var canvasInRendering = new WeakSet();
  
            var InternalRenderTask =
              /*#__PURE__*/
              function () {
                function InternalRenderTask(_ref13) {
                  var callback = _ref13.callback,
                    params = _ref13.params,
                    objs = _ref13.objs,
                    commonObjs = _ref13.commonObjs,
                    operatorList = _ref13.operatorList,
                    pageNumber = _ref13.pageNumber,
                    canvasFactory = _ref13.canvasFactory,
                    webGLContext = _ref13.webGLContext,
                    _ref13$useRequestAnim = _ref13.useRequestAnimationFrame,
                    useRequestAnimationFrame = _ref13$useRequestAnim === void 0 ? false : _ref13$useRequestAnim,
                    _ref13$pdfBug = _ref13.pdfBug,
                    pdfBug = _ref13$pdfBug === void 0 ? false : _ref13$pdfBug;
  
                  _classCallCheck(this, InternalRenderTask);
  
                  this.callback = callback;
                  this.params = params;
                  this.objs = objs;
                  this.commonObjs = commonObjs;
                  this.operatorListIdx = null;
                  this.operatorList = operatorList;
                  this.pageNumber = pageNumber;
                  this.canvasFactory = canvasFactory;
                  this.webGLContext = webGLContext;
                  this._pdfBug = pdfBug;
                  this.running = false;
                  this.graphicsReadyCallback = null;
                  this.graphicsReady = false;
                  this._useRequestAnimationFrame = useRequestAnimationFrame === true && typeof window !== 'undefined';
                  this.cancelled = false;
                  this.capability = (0, _util.createPromiseCapability)();
                  this.task = new RenderTask(this);
                  this._continueBound = this._continue.bind(this);
                  this._scheduleNextBound = this._scheduleNext.bind(this);
                  this._nextBound = this._next.bind(this);
                  this._canvas = params.canvasContext.canvas;
                }
  
                _createClass(InternalRenderTask, [{
                  key: "initializeGraphics",
                  value: function initializeGraphics() {
                    var transparency = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
  
                    if (this.cancelled) {
                      return;
                    }
  
                    if (this._canvas) {
                      if (canvasInRendering.has(this._canvas)) {
                        throw new Error('Cannot use the same canvas during multiple render() operations. ' + 'Use different canvas or ensure previous operations were ' + 'cancelled or completed.');
                      }
  
                      canvasInRendering.add(this._canvas);
                    }
  
                    if (this._pdfBug && _global_scope["default"].StepperManager && _global_scope["default"].StepperManager.enabled) {
                      this.stepper = _global_scope["default"].StepperManager.create(this.pageNumber - 1);
                      this.stepper.init(this.operatorList);
                      this.stepper.nextBreakPoint = this.stepper.getNextBreakPoint();
                    }
  
                    var _this$params = this.params,
                      canvasContext = _this$params.canvasContext,
                      viewport = _this$params.viewport,
                      transform = _this$params.transform,
                      imageLayer = _this$params.imageLayer,
                      background = _this$params.background;
                    this.gfx = new _canvas.CanvasGraphics(canvasContext, this.commonObjs, this.objs, this.canvasFactory, this.webGLContext, imageLayer);
                    this.gfx.beginDrawing({
                      transform: transform,
                      viewport: viewport,
                      transparency: transparency,
                      background: background
                    });
                    this.operatorListIdx = 0;
                    this.graphicsReady = true;
  
                    if (this.graphicsReadyCallback) {
                      this.graphicsReadyCallback();
                    }
                  }
                }, {
                  key: "cancel",
                  value: function cancel() {
                    var error = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
                    this.running = false;
                    this.cancelled = true;
  
                    if (this.gfx) {
                      this.gfx.endDrawing();
                    }
  
                    if (this._canvas) {
                      canvasInRendering["delete"](this._canvas);
                    }
  
                    this.callback(error || new _display_utils.RenderingCancelledException("Rendering cancelled, page ".concat(this.pageNumber), 'canvas'));
                  }
                }, {
                  key: "operatorListChanged",
                  value: function operatorListChanged() {
                    if (!this.graphicsReady) {
                      if (!this.graphicsReadyCallback) {
                        this.graphicsReadyCallback = this._continueBound;
                      }
  
                      return;
                    }
  
                    if (this.stepper) {
                      this.stepper.updateOperatorList(this.operatorList);
                    }
  
                    if (this.running) {
                      return;
                    }
  
                    this._continue();
                  }
                }, {
                  key: "_continue",
                  value: function _continue() {
                    this.running = true;
  
                    if (this.cancelled) {
                      return;
                    }
  
                    if (this.task.onContinue) {
                      this.task.onContinue(this._scheduleNextBound);
                    } else {
                      this._scheduleNext();
                    }
                  }
                }, {
                  key: "_scheduleNext",
                  value: function _scheduleNext() {
                    var _this18 = this;
  
                    if (this._useRequestAnimationFrame) {
                      window.requestAnimationFrame(function () {
                        _this18._nextBound()["catch"](_this18.cancel.bind(_this18));
                      });
                    } else {
                      Promise.resolve().then(this._nextBound)["catch"](this.cancel.bind(this));
                    }
                  }
                }, {
                  key: "_next",
                  value: function () {
                    var _next2 = _asyncToGenerator(
                      /*#__PURE__*/
                      _regenerator["default"].mark(function _callee() {
                        return _regenerator["default"].wrap(function _callee$(_context) {
                          while (1) {
                            switch (_context.prev = _context.next) {
                              case 0:
                                if (!this.cancelled) {
                                  _context.next = 2;
                                  break;
                                }
  
                                return _context.abrupt("return");
  
                              case 2:
                                this.operatorListIdx = this.gfx.executeOperatorList(this.operatorList, this.operatorListIdx, this._continueBound, this.stepper);
  
                                if (this.operatorListIdx === this.operatorList.argsArray.length) {
                                  this.running = false;
  
                                  if (this.operatorList.lastChunk) {
                                    this.gfx.endDrawing();
  
                                    if (this._canvas) {
                                      canvasInRendering["delete"](this._canvas);
                                    }
  
                                    this.callback();
                                  }
                                }
  
                              case 4:
                              case "end":
                                return _context.stop();
                            }
                          }
                        }, _callee, this);
                      }));
  
                    function _next() {
                      return _next2.apply(this, arguments);
                    }
  
                    return _next;
                  }()
                }]);
  
                return InternalRenderTask;
              }();
  
            return InternalRenderTask;
          }();
  
          var version = '2.3.200';
          exports.version = version;
          var build = '4ae3f9fc';
          exports.build = build;
  
          /***/
        }),
        /* 180 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          module.exports = __w_pdfjs_require__(181);
  
          /***/
        }),
        /* 181 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
          /* WEBPACK VAR INJECTION */
          (function (module) {
  
            function _typeof(obj) {
              if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
                _typeof = function _typeof(obj) {
                  return typeof obj;
                };
              } else {
                _typeof = function _typeof(obj) {
                  return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
                };
              }
              return _typeof(obj);
            }
  
            var runtime = function (exports) {
              "use strict";
  
              var Op = Object.prototype;
              var hasOwn = Op.hasOwnProperty;
              var undefined;
              var $Symbol = typeof Symbol === "function" ? Symbol : {};
              var iteratorSymbol = $Symbol.iterator || "@@iterator";
              var asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator";
              var toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag";
  
              function wrap(innerFn, outerFn, self, tryLocsList) {
                var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator;
                var generator = Object.create(protoGenerator.prototype);
                var context = new Context(tryLocsList || []);
                generator._invoke = makeInvokeMethod(innerFn, self, context);
                return generator;
              }
  
              exports.wrap = wrap;
  
              function tryCatch(fn, obj, arg) {
                try {
                  return {
                    type: "normal",
                    arg: fn.call(obj, arg)
                  };
                } catch (err) {
                  return {
                    type: "throw",
                    arg: err
                  };
                }
              }
  
              var GenStateSuspendedStart = "suspendedStart";
              var GenStateSuspendedYield = "suspendedYield";
              var GenStateExecuting = "executing";
              var GenStateCompleted = "completed";
              var ContinueSentinel = {};
  
              function Generator() {
              }
  
              function GeneratorFunction() {
              }
  
              function GeneratorFunctionPrototype() {
              }
  
              var IteratorPrototype = {};
  
              IteratorPrototype[iteratorSymbol] = function () {
                return this;
              };
  
              var getProto = Object.getPrototypeOf;
              var NativeIteratorPrototype = getProto && getProto(getProto(values([])));
  
              if (NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) {
                IteratorPrototype = NativeIteratorPrototype;
              }
  
              var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype);
              GeneratorFunction.prototype = Gp.constructor = GeneratorFunctionPrototype;
              GeneratorFunctionPrototype.constructor = GeneratorFunction;
              GeneratorFunctionPrototype[toStringTagSymbol] = GeneratorFunction.displayName = "GeneratorFunction";
  
              function defineIteratorMethods(prototype) {
                ["next", "throw", "return"].forEach(function (method) {
                  prototype[method] = function (arg) {
                    return this._invoke(method, arg);
                  };
                });
              }
  
              exports.isGeneratorFunction = function (genFun) {
                var ctor = typeof genFun === "function" && genFun.constructor;
                return ctor ? ctor === GeneratorFunction || (ctor.displayName || ctor.name) === "GeneratorFunction" : false;
              };
  
              exports.mark = function (genFun) {
                if (Object.setPrototypeOf) {
                  Object.setPrototypeOf(genFun, GeneratorFunctionPrototype);
                } else {
                  genFun.__proto__ = GeneratorFunctionPrototype;
  
                  if (!(toStringTagSymbol in genFun)) {
                    genFun[toStringTagSymbol] = "GeneratorFunction";
                  }
                }
  
                genFun.prototype = Object.create(Gp);
                return genFun;
              };
  
              exports.awrap = function (arg) {
                return {
                  __await: arg
                };
              };
  
              function AsyncIterator(generator) {
                function invoke(method, arg, resolve, reject) {
                  var record = tryCatch(generator[method], generator, arg);
  
                  if (record.type === "throw") {
                    reject(record.arg);
                  } else {
                    var result = record.arg;
                    var value = result.value;
  
                    if (value && _typeof(value) === "object" && hasOwn.call(value, "__await")) {
                      return Promise.resolve(value.__await).then(function (value) {
                        invoke("next", value, resolve, reject);
                      }, function (err) {
                        invoke("throw", err, resolve, reject);
                      });
                    }
  
                    return Promise.resolve(value).then(function (unwrapped) {
                      result.value = unwrapped;
                      resolve(result);
                    }, function (error) {
                      return invoke("throw", error, resolve, reject);
                    });
                  }
                }
  
                var previousPromise;
  
                function enqueue(method, arg) {
                  function callInvokeWithMethodAndArg() {
                    return new Promise(function (resolve, reject) {
                      invoke(method, arg, resolve, reject);
                    });
                  }
  
                  return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg();
                }
  
                this._invoke = enqueue;
              }
  
              defineIteratorMethods(AsyncIterator.prototype);
  
              AsyncIterator.prototype[asyncIteratorSymbol] = function () {
                return this;
              };
  
              exports.AsyncIterator = AsyncIterator;
  
              exports.async = function (innerFn, outerFn, self, tryLocsList) {
                var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList));
                return exports.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) {
                  return result.done ? result.value : iter.next();
                });
              };
  
              function makeInvokeMethod(innerFn, self, context) {
                var state = GenStateSuspendedStart;
                return function invoke(method, arg) {
                  if (state === GenStateExecuting) {
                    throw new Error("Generator is already running");
                  }
  
                  if (state === GenStateCompleted) {
                    if (method === "throw") {
                      throw arg;
                    }
  
                    return doneResult();
                  }
  
                  context.method = method;
                  context.arg = arg;
  
                  while (true) {
                    var delegate = context.delegate;
  
                    if (delegate) {
                      var delegateResult = maybeInvokeDelegate(delegate, context);
  
                      if (delegateResult) {
                        if (delegateResult === ContinueSentinel) continue;
                        return delegateResult;
                      }
                    }
  
                    if (context.method === "next") {
                      context.sent = context._sent = context.arg;
                    } else if (context.method === "throw") {
                      if (state === GenStateSuspendedStart) {
                        state = GenStateCompleted;
                        throw context.arg;
                      }
  
                      context.dispatchException(context.arg);
                    } else if (context.method === "return") {
                      context.abrupt("return", context.arg);
                    }
  
                    state = GenStateExecuting;
                    var record = tryCatch(innerFn, self, context);
  
                    if (record.type === "normal") {
                      state = context.done ? GenStateCompleted : GenStateSuspendedYield;
  
                      if (record.arg === ContinueSentinel) {
                        continue;
                      }
  
                      return {
                        value: record.arg,
                        done: context.done
                      };
                    } else if (record.type === "throw") {
                      state = GenStateCompleted;
                      context.method = "throw";
                      context.arg = record.arg;
                    }
                  }
                };
              }
  
              function maybeInvokeDelegate(delegate, context) {
                var method = delegate.iterator[context.method];
  
                if (method === undefined) {
                  context.delegate = null;
  
                  if (context.method === "throw") {
                    if (delegate.iterator["return"]) {
                      context.method = "return";
                      context.arg = undefined;
                      maybeInvokeDelegate(delegate, context);
  
                      if (context.method === "throw") {
                        return ContinueSentinel;
                      }
                    }
  
                    context.method = "throw";
                    context.arg = new TypeError("The iterator does not provide a 'throw' method");
                  }
  
                  return ContinueSentinel;
                }
  
                var record = tryCatch(method, delegate.iterator, context.arg);
  
                if (record.type === "throw") {
                  context.method = "throw";
                  context.arg = record.arg;
                  context.delegate = null;
                  return ContinueSentinel;
                }
  
                var info = record.arg;
  
                if (!info) {
                  context.method = "throw";
                  context.arg = new TypeError("iterator result is not an object");
                  context.delegate = null;
                  return ContinueSentinel;
                }
  
                if (info.done) {
                  context[delegate.resultName] = info.value;
                  context.next = delegate.nextLoc;
  
                  if (context.method !== "return") {
                    context.method = "next";
                    context.arg = undefined;
                  }
                } else {
                  return info;
                }
  
                context.delegate = null;
                return ContinueSentinel;
              }
  
              defineIteratorMethods(Gp);
              Gp[toStringTagSymbol] = "Generator";
  
              Gp[iteratorSymbol] = function () {
                return this;
              };
  
              Gp.toString = function () {
                return "[object Generator]";
              };
  
              function pushTryEntry(locs) {
                var entry = {
                  tryLoc: locs[0]
                };
  
                if (1 in locs) {
                  entry.catchLoc = locs[1];
                }
  
                if (2 in locs) {
                  entry.finallyLoc = locs[2];
                  entry.afterLoc = locs[3];
                }
  
                this.tryEntries.push(entry);
              }
  
              function resetTryEntry(entry) {
                var record = entry.completion || {};
                record.type = "normal";
                delete record.arg;
                entry.completion = record;
              }
  
              function Context(tryLocsList) {
                this.tryEntries = [{
                  tryLoc: "root"
                }];
                tryLocsList.forEach(pushTryEntry, this);
                this.reset(true);
              }
  
              exports.keys = function (object) {
                var keys = [];
  
                for (var key in object) {
                  keys.push(key);
                }
  
                keys.reverse();
                return function next() {
                  while (keys.length) {
                    var key = keys.pop();
  
                    if (key in object) {
                      next.value = key;
                      next.done = false;
                      return next;
                    }
                  }
  
                  next.done = true;
                  return next;
                };
              };
  
              function values(iterable) {
                if (iterable) {
                  var iteratorMethod = iterable[iteratorSymbol];
  
                  if (iteratorMethod) {
                    return iteratorMethod.call(iterable);
                  }
  
                  if (typeof iterable.next === "function") {
                    return iterable;
                  }
  
                  if (!isNaN(iterable.length)) {
                    var i = -1,
                      next = function next() {
                        while (++i < iterable.length) {
                          if (hasOwn.call(iterable, i)) {
                            next.value = iterable[i];
                            next.done = false;
                            return next;
                          }
                        }
  
                        next.value = undefined;
                        next.done = true;
                        return next;
                      };
  
                    return next.next = next;
                  }
                }
  
                return {
                  next: doneResult
                };
              }
  
              exports.values = values;
  
              function doneResult() {
                return {
                  value: undefined,
                  done: true
                };
              }
  
              Context.prototype = {
                constructor: Context,
                reset: function reset(skipTempReset) {
                  this.prev = 0;
                  this.next = 0;
                  this.sent = this._sent = undefined;
                  this.done = false;
                  this.delegate = null;
                  this.method = "next";
                  this.arg = undefined;
                  this.tryEntries.forEach(resetTryEntry);
  
                  if (!skipTempReset) {
                    for (var name in this) {
                      if (name.charAt(0) === "t" && hasOwn.call(this, name) && !isNaN(+name.slice(1))) {
                        this[name] = undefined;
                      }
                    }
                  }
                },
                stop: function stop() {
                  this.done = true;
                  var rootEntry = this.tryEntries[0];
                  var rootRecord = rootEntry.completion;
  
                  if (rootRecord.type === "throw") {
                    throw rootRecord.arg;
                  }
  
                  return this.rval;
                },
                dispatchException: function dispatchException(exception) {
                  if (this.done) {
                    throw exception;
                  }
  
                  var context = this;
  
                  function handle(loc, caught) {
                    record.type = "throw";
                    record.arg = exception;
                    context.next = loc;
  
                    if (caught) {
                      context.method = "next";
                      context.arg = undefined;
                    }
  
                    return !!caught;
                  }
  
                  for (var i = this.tryEntries.length - 1; i >= 0; --i) {
                    var entry = this.tryEntries[i];
                    var record = entry.completion;
  
                    if (entry.tryLoc === "root") {
                      return handle("end");
                    }
  
                    if (entry.tryLoc <= this.prev) {
                      var hasCatch = hasOwn.call(entry, "catchLoc");
                      var hasFinally = hasOwn.call(entry, "finallyLoc");
  
                      if (hasCatch && hasFinally) {
                        if (this.prev < entry.catchLoc) {
                          return handle(entry.catchLoc, true);
                        } else if (this.prev < entry.finallyLoc) {
                          return handle(entry.finallyLoc);
                        }
                      } else if (hasCatch) {
                        if (this.prev < entry.catchLoc) {
                          return handle(entry.catchLoc, true);
                        }
                      } else if (hasFinally) {
                        if (this.prev < entry.finallyLoc) {
                          return handle(entry.finallyLoc);
                        }
                      } else {
                        throw new Error("try statement without catch or finally");
                      }
                    }
                  }
                },
                abrupt: function abrupt(type, arg) {
                  for (var i = this.tryEntries.length - 1; i >= 0; --i) {
                    var entry = this.tryEntries[i];
  
                    if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) {
                      var finallyEntry = entry;
                      break;
                    }
                  }
  
                  if (finallyEntry && (type === "break" || type === "continue") && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc) {
                    finallyEntry = null;
                  }
  
                  var record = finallyEntry ? finallyEntry.completion : {};
                  record.type = type;
                  record.arg = arg;
  
                  if (finallyEntry) {
                    this.method = "next";
                    this.next = finallyEntry.finallyLoc;
                    return ContinueSentinel;
                  }
  
                  return this.complete(record);
                },
                complete: function complete(record, afterLoc) {
                  if (record.type === "throw") {
                    throw record.arg;
                  }
  
                  if (record.type === "break" || record.type === "continue") {
                    this.next = record.arg;
                  } else if (record.type === "return") {
                    this.rval = this.arg = record.arg;
                    this.method = "return";
                    this.next = "end";
                  } else if (record.type === "normal" && afterLoc) {
                    this.next = afterLoc;
                  }
  
                  return ContinueSentinel;
                },
                finish: function finish(finallyLoc) {
                  for (var i = this.tryEntries.length - 1; i >= 0; --i) {
                    var entry = this.tryEntries[i];
  
                    if (entry.finallyLoc === finallyLoc) {
                      this.complete(entry.completion, entry.afterLoc);
                      resetTryEntry(entry);
                      return ContinueSentinel;
                    }
                  }
                },
                "catch": function _catch(tryLoc) {
                  for (var i = this.tryEntries.length - 1; i >= 0; --i) {
                    var entry = this.tryEntries[i];
  
                    if (entry.tryLoc === tryLoc) {
                      var record = entry.completion;
  
                      if (record.type === "throw") {
                        var thrown = record.arg;
                        resetTryEntry(entry);
                      }
  
                      return thrown;
                    }
                  }
  
                  throw new Error("illegal catch attempt");
                },
                delegateYield: function delegateYield(iterable, resultName, nextLoc) {
                  this.delegate = {
                    iterator: values(iterable),
                    resultName: resultName,
                    nextLoc: nextLoc
                  };
  
                  if (this.method === "next") {
                    this.arg = undefined;
                  }
  
                  return ContinueSentinel;
                }
              };
              return exports;
            }((false ? undefined : _typeof(module)) === "object" ? module.exports : {});
  
            try {
              regeneratorRuntime = runtime;
            } catch (accidentalStrictMode) {
              Function("r", "regeneratorRuntime = r")(runtime);
            }
            /* WEBPACK VAR INJECTION */
          }.call(this, __w_pdfjs_require__(182)(module)))
  
          /***/
        }),
        /* 182 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          module.exports = function (module) {
            if (!module.webpackPolyfill) {
              module.deprecate = function () {
              };
  
              module.paths = [];
              if (!module.children) module.children = [];
              Object.defineProperty(module, "loaded", {
                enumerable: true,
                get: function get() {
                  return module.l;
                }
              });
              Object.defineProperty(module, "id", {
                enumerable: true,
                get: function get() {
                  return module.i;
                }
              });
              module.webpackPolyfill = 1;
            }
  
            return module;
          };
  
          /***/
        }),
        /* 183 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.addLinkAttributes = addLinkAttributes;
          exports.getFilenameFromUrl = getFilenameFromUrl;
          exports.isFetchSupported = isFetchSupported;
          exports.isValidFetchUrl = isValidFetchUrl;
          exports.loadScript = loadScript;
          exports.deprecated = deprecated;
          exports.releaseImageResources = releaseImageResources;
          exports.PDFDateString = exports.DummyStatTimer = exports.StatTimer = exports.DOMSVGFactory = exports.DOMCMapReaderFactory = exports.DOMCanvasFactory = exports.DEFAULT_LINK_REL = exports.LinkTarget = exports.RenderingCancelledException = exports.PageViewport = void 0;
  
          var _regenerator = _interopRequireDefault(__w_pdfjs_require__(180));
  
          var _util = __w_pdfjs_require__(1);
  
          function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {"default": obj};
          }
  
          function _typeof(obj) {
            if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
              _typeof = function _typeof(obj) {
                return typeof obj;
              };
            } else {
              _typeof = function _typeof(obj) {
                return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
              };
            }
            return _typeof(obj);
          }
  
          function _possibleConstructorReturn(self, call) {
            if (call && (_typeof(call) === "object" || typeof call === "function")) {
              return call;
            }
            return _assertThisInitialized(self);
          }
  
          function _assertThisInitialized(self) {
            if (self === void 0) {
              throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
            }
            return self;
          }
  
          function _getPrototypeOf(o) {
            _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
              return o.__proto__ || Object.getPrototypeOf(o);
            };
            return _getPrototypeOf(o);
          }
  
          function _inherits(subClass, superClass) {
            if (typeof superClass !== "function" && superClass !== null) {
              throw new TypeError("Super expression must either be null or a function");
            }
            subClass.prototype = Object.create(superClass && superClass.prototype, {
              constructor: {
                value: subClass,
                writable: true,
                configurable: true
              }
            });
            if (superClass) _setPrototypeOf(subClass, superClass);
          }
  
          function _setPrototypeOf(o, p) {
            _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
              o.__proto__ = p;
              return o;
            };
            return _setPrototypeOf(o, p);
          }
  
          function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
            try {
              var info = gen[key](arg);
              var value = info.value;
            } catch (error) {
              reject(error);
              return;
            }
            if (info.done) {
              resolve(value);
            } else {
              Promise.resolve(value).then(_next, _throw);
            }
          }
  
          function _asyncToGenerator(fn) {
            return function () {
              var self = this, args = arguments;
              return new Promise(function (resolve, reject) {
                var gen = fn.apply(self, args);
  
                function _next(value) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
                }
  
                function _throw(err) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
                }
  
                _next(undefined);
              });
            };
          }
  
          function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
              throw new TypeError("Cannot call a class as a function");
            }
          }
  
          function _defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
              var descriptor = props[i];
              descriptor.enumerable = descriptor.enumerable || false;
              descriptor.configurable = true;
              if ("value" in descriptor) descriptor.writable = true;
              Object.defineProperty(target, descriptor.key, descriptor);
            }
          }
  
          function _createClass(Constructor, protoProps, staticProps) {
            if (protoProps) _defineProperties(Constructor.prototype, protoProps);
            if (staticProps) _defineProperties(Constructor, staticProps);
            return Constructor;
          }
  
          var DEFAULT_LINK_REL = 'noopener noreferrer nofollow';
          exports.DEFAULT_LINK_REL = DEFAULT_LINK_REL;
          var SVG_NS = 'http://www.w3.org/2000/svg';
  
          var DOMCanvasFactory =
            /*#__PURE__*/
            function () {
              function DOMCanvasFactory() {
                _classCallCheck(this, DOMCanvasFactory);
              }
  
              _createClass(DOMCanvasFactory, [{
                key: "create",
                value: function create(width, height) {
                  if (width <= 0 || height <= 0) {
                    throw new Error('Invalid canvas size');
                  }
  
                  var canvas = document.createElement('canvas');
                  var context = canvas.getContext('2d');
                  canvas.width = width;
                  canvas.height = height;
                  return {
                    canvas: canvas,
                    context: context
                  };
                }
              }, {
                key: "reset",
                value: function reset(canvasAndContext, width, height) {
                  if (!canvasAndContext.canvas) {
                    throw new Error('Canvas is not specified');
                  }
  
                  if (width <= 0 || height <= 0) {
                    throw new Error('Invalid canvas size');
                  }
  
                  canvasAndContext.canvas.width = width;
                  canvasAndContext.canvas.height = height;
                }
              }, {
                key: "destroy",
                value: function destroy(canvasAndContext) {
                  if (!canvasAndContext.canvas) {
                    throw new Error('Canvas is not specified');
                  }
  
                  canvasAndContext.canvas.width = 0;
                  canvasAndContext.canvas.height = 0;
                  canvasAndContext.canvas = null;
                  canvasAndContext.context = null;
                }
              }]);
  
              return DOMCanvasFactory;
            }();
  
          exports.DOMCanvasFactory = DOMCanvasFactory;
  
          var DOMCMapReaderFactory =
            /*#__PURE__*/
            function () {
              function DOMCMapReaderFactory(_ref) {
                var _ref$baseUrl = _ref.baseUrl,
                  baseUrl = _ref$baseUrl === void 0 ? null : _ref$baseUrl,
                  _ref$isCompressed = _ref.isCompressed,
                  isCompressed = _ref$isCompressed === void 0 ? false : _ref$isCompressed;
  
                _classCallCheck(this, DOMCMapReaderFactory);
  
                this.baseUrl = baseUrl;
                this.isCompressed = isCompressed;
              }
  
              _createClass(DOMCMapReaderFactory, [{
                key: "fetch",
                value: function (_fetch) {
                  function fetch(_x) {
                    return _fetch.apply(this, arguments);
                  }
  
                  fetch.toString = function () {
                    return _fetch.toString();
                  };
  
                  return fetch;
                }(
                  /*#__PURE__*/
                  function () {
                    var _ref3 = _asyncToGenerator(
                      /*#__PURE__*/
                      _regenerator["default"].mark(function _callee2(_ref2) {
                        var _this = this;
  
                        var name, url, compressionType;
                        return _regenerator["default"].wrap(function _callee2$(_context2) {
                          while (1) {
                            switch (_context2.prev = _context2.next) {
                              case 0:
                                name = _ref2.name;
  
                                if (this.baseUrl) {
                                  _context2.next = 3;
                                  break;
                                }
  
                                throw new Error('The CMap "baseUrl" parameter must be specified, ensure that ' + 'the "cMapUrl" and "cMapPacked" API parameters are provided.');
  
                              case 3:
                                if (name) {
                                  _context2.next = 5;
                                  break;
                                }
  
                                throw new Error('CMap name must be specified.');
  
                              case 5:
                                url = this.baseUrl + name + (this.isCompressed ? '.bcmap' : '');
                                compressionType = this.isCompressed ? _util.CMapCompressionType.BINARY : _util.CMapCompressionType.NONE;
  
                                if (!(isFetchSupported() && isValidFetchUrl(url, document.baseURI))) {
                                  _context2.next = 9;
                                  break;
                                }
  
                                return _context2.abrupt("return", fetch(url).then(
                                  /*#__PURE__*/
                                  function () {
                                    var _ref4 = _asyncToGenerator(
                                      /*#__PURE__*/
                                      _regenerator["default"].mark(function _callee(response) {
                                        var cMapData;
                                        return _regenerator["default"].wrap(function _callee$(_context) {
                                          while (1) {
                                            switch (_context.prev = _context.next) {
                                              case 0:
                                                if (response.ok) {
                                                  _context.next = 2;
                                                  break;
                                                }
  
                                                throw new Error(response.statusText);
  
                                              case 2:
                                                if (!_this.isCompressed) {
                                                  _context.next = 10;
                                                  break;
                                                }
  
                                                _context.t0 = Uint8Array;
                                                _context.next = 6;
                                                return response.arrayBuffer();
  
                                              case 6:
                                                _context.t1 = _context.sent;
                                                cMapData = new _context.t0(_context.t1);
                                                _context.next = 15;
                                                break;
  
                                              case 10:
                                                _context.t2 = _util.stringToBytes;
                                                _context.next = 13;
                                                return response.text();
  
                                              case 13:
                                                _context.t3 = _context.sent;
                                                cMapData = (0, _context.t2)(_context.t3);
  
                                              case 15:
                                                return _context.abrupt("return", {
                                                  cMapData: cMapData,
                                                  compressionType: compressionType
                                                });
  
                                              case 16:
                                              case "end":
                                                return _context.stop();
                                            }
                                          }
                                        }, _callee);
                                      }));
  
                                    return function (_x3) {
                                      return _ref4.apply(this, arguments);
                                    };
                                  }())["catch"](function (reason) {
                                  throw new Error("Unable to load ".concat(_this.isCompressed ? 'binary ' : '') + "CMap at: ".concat(url));
                                }));
  
                              case 9:
                                return _context2.abrupt("return", new Promise(function (resolve, reject) {
                                  var request = new XMLHttpRequest();
                                  request.open('GET', url, true);
  
                                  if (_this.isCompressed) {
                                    request.responseType = 'arraybuffer';
                                  }
  
                                  request.onreadystatechange = function () {
                                    if (request.readyState !== XMLHttpRequest.DONE) {
                                      return;
                                    }
  
                                    if (request.status === 200 || request.status === 0) {
                                      var cMapData;
  
                                      if (_this.isCompressed && request.response) {
                                        cMapData = new Uint8Array(request.response);
                                      } else if (!_this.isCompressed && request.responseText) {
                                        cMapData = (0, _util.stringToBytes)(request.responseText);
                                      }
  
                                      if (cMapData) {
                                        resolve({
                                          cMapData: cMapData,
                                          compressionType: compressionType
                                        });
                                        return;
                                      }
                                    }
  
                                    reject(new Error(request.statusText));
                                  };
  
                                  request.send(null);
                                })["catch"](function (reason) {
                                  throw new Error("Unable to load ".concat(_this.isCompressed ? 'binary ' : '') + "CMap at: ".concat(url));
                                }));
  
                              case 10:
                              case "end":
                                return _context2.stop();
                            }
                          }
                        }, _callee2, this);
                      }));
  
                    return function (_x2) {
                      return _ref3.apply(this, arguments);
                    };
                  }())
              }]);
  
              return DOMCMapReaderFactory;
            }();
  
          exports.DOMCMapReaderFactory = DOMCMapReaderFactory;
  
          var DOMSVGFactory =
            /*#__PURE__*/
            function () {
              function DOMSVGFactory() {
                _classCallCheck(this, DOMSVGFactory);
              }
  
              _createClass(DOMSVGFactory, [{
                key: "create",
                value: function create(width, height) {
                  (0, _util.assert)(width > 0 && height > 0, 'Invalid SVG dimensions');
                  var svg = document.createElementNS(SVG_NS, 'svg:svg');
                  svg.setAttribute('version', '1.1');
                  svg.setAttribute('width', width + 'px');
                  svg.setAttribute('height', height + 'px');
                  svg.setAttribute('preserveAspectRatio', 'none');
                  svg.setAttribute('viewBox', '0 0 ' + width + ' ' + height);
                  return svg;
                }
              }, {
                key: "createElement",
                value: function createElement(type) {
                  (0, _util.assert)(typeof type === 'string', 'Invalid SVG element type');
                  return document.createElementNS(SVG_NS, type);
                }
              }]);
  
              return DOMSVGFactory;
            }();
  
          exports.DOMSVGFactory = DOMSVGFactory;
  
          var PageViewport =
            /*#__PURE__*/
            function () {
              function PageViewport(_ref5) {
                var viewBox = _ref5.viewBox,
                  scale = _ref5.scale,
                  rotation = _ref5.rotation,
                  _ref5$offsetX = _ref5.offsetX,
                  offsetX = _ref5$offsetX === void 0 ? 0 : _ref5$offsetX,
                  _ref5$offsetY = _ref5.offsetY,
                  offsetY = _ref5$offsetY === void 0 ? 0 : _ref5$offsetY,
                  _ref5$dontFlip = _ref5.dontFlip,
                  dontFlip = _ref5$dontFlip === void 0 ? false : _ref5$dontFlip;
  
                _classCallCheck(this, PageViewport);
  
                this.viewBox = viewBox;
                this.scale = scale;
                this.rotation = rotation;
                this.offsetX = offsetX;
                this.offsetY = offsetY;
                var centerX = (viewBox[2] + viewBox[0]) / 2;
                var centerY = (viewBox[3] + viewBox[1]) / 2;
                var rotateA, rotateB, rotateC, rotateD;
                rotation = rotation % 360;
                rotation = rotation < 0 ? rotation + 360 : rotation;
  
                switch (rotation) {
                  case 180:
                    rotateA = -1;
                    rotateB = 0;
                    rotateC = 0;
                    rotateD = 1;
                    break;
  
                  case 90:
                    rotateA = 0;
                    rotateB = 1;
                    rotateC = 1;
                    rotateD = 0;
                    break;
  
                  case 270:
                    rotateA = 0;
                    rotateB = -1;
                    rotateC = -1;
                    rotateD = 0;
                    break;
  
                  default:
                    rotateA = 1;
                    rotateB = 0;
                    rotateC = 0;
                    rotateD = -1;
                    break;
                }
  
                if (dontFlip) {
                  rotateC = -rotateC;
                  rotateD = -rotateD;
                }
  
                var offsetCanvasX, offsetCanvasY;
                var width, height;
  
                if (rotateA === 0) {
                  offsetCanvasX = Math.abs(centerY - viewBox[1]) * scale + offsetX;
                  offsetCanvasY = Math.abs(centerX - viewBox[0]) * scale + offsetY;
                  width = Math.abs(viewBox[3] - viewBox[1]) * scale;
                  height = Math.abs(viewBox[2] - viewBox[0]) * scale;
                } else {
                  offsetCanvasX = Math.abs(centerX - viewBox[0]) * scale + offsetX;
                  offsetCanvasY = Math.abs(centerY - viewBox[1]) * scale + offsetY;
                  width = Math.abs(viewBox[2] - viewBox[0]) * scale;
                  height = Math.abs(viewBox[3] - viewBox[1]) * scale;
                }
  
                this.transform = [rotateA * scale, rotateB * scale, rotateC * scale, rotateD * scale, offsetCanvasX - rotateA * scale * centerX - rotateC * scale * centerY, offsetCanvasY - rotateB * scale * centerX - rotateD * scale * centerY];
                this.width = width;
                this.height = height;
              }
  
              _createClass(PageViewport, [{
                key: "clone",
                value: function clone() {
                  var _ref6 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
                    _ref6$scale = _ref6.scale,
                    scale = _ref6$scale === void 0 ? this.scale : _ref6$scale,
                    _ref6$rotation = _ref6.rotation,
                    rotation = _ref6$rotation === void 0 ? this.rotation : _ref6$rotation,
                    _ref6$dontFlip = _ref6.dontFlip,
                    dontFlip = _ref6$dontFlip === void 0 ? false : _ref6$dontFlip;
  
                  return new PageViewport({
                    viewBox: this.viewBox.slice(),
                    scale: scale,
                    rotation: rotation,
                    offsetX: this.offsetX,
                    offsetY: this.offsetY,
                    dontFlip: dontFlip
                  });
                }
              }, {
                key: "convertToViewportPoint",
                value: function convertToViewportPoint(x, y) {
                  return _util.Util.applyTransform([x, y], this.transform);
                }
              }, {
                key: "convertToViewportRectangle",
                value: function convertToViewportRectangle(rect) {
                  var topLeft = _util.Util.applyTransform([rect[0], rect[1]], this.transform);
  
                  var bottomRight = _util.Util.applyTransform([rect[2], rect[3]], this.transform);
  
                  return [topLeft[0], topLeft[1], bottomRight[0], bottomRight[1]];
                }
              }, {
                key: "convertToPdfPoint",
                value: function convertToPdfPoint(x, y) {
                  return _util.Util.applyInverseTransform([x, y], this.transform);
                }
              }]);
  
              return PageViewport;
            }();
  
          exports.PageViewport = PageViewport;
  
          var RenderingCancelledException =
            /*#__PURE__*/
            function (_BaseException) {
              _inherits(RenderingCancelledException, _BaseException);
  
              function RenderingCancelledException(msg, type) {
                var _this2;
  
                _classCallCheck(this, RenderingCancelledException);
  
                _this2 = _possibleConstructorReturn(this, _getPrototypeOf(RenderingCancelledException).call(this, msg));
                _this2.type = type;
                return _this2;
              }
  
              return RenderingCancelledException;
            }(_util.BaseException);
  
          exports.RenderingCancelledException = RenderingCancelledException;
          var LinkTarget = {
            NONE: 0,
            SELF: 1,
            BLANK: 2,
            PARENT: 3,
            TOP: 4
          };
          exports.LinkTarget = LinkTarget;
          var LinkTargetStringMap = ['', '_self', '_blank', '_parent', '_top'];
  
          function addLinkAttributes(link) {
            var _ref7 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
              url = _ref7.url,
              target = _ref7.target,
              rel = _ref7.rel,
              _ref7$enabled = _ref7.enabled,
              enabled = _ref7$enabled === void 0 ? true : _ref7$enabled;
  
            (0, _util.assert)(url && typeof url === 'string', 'addLinkAttributes: A valid "url" parameter must provided.');
            var urlNullRemoved = (0, _util.removeNullCharacters)(url);
  
            if (enabled) {
              link.href = link.title = urlNullRemoved;
            } else {
              link.href = '';
              link.title = "Disabled: ".concat(urlNullRemoved);
  
              link.onclick = function () {
                return false;
              };
            }
  
            var LinkTargetValues = Object.values(LinkTarget);
            var targetIndex = LinkTargetValues.includes(target) ? target : LinkTarget.NONE;
            link.target = LinkTargetStringMap[targetIndex];
            link.rel = typeof rel === 'string' ? rel : DEFAULT_LINK_REL;
          }
  
          function getFilenameFromUrl(url) {
            var anchor = url.indexOf('#');
            var query = url.indexOf('?');
            var end = Math.min(anchor > 0 ? anchor : url.length, query > 0 ? query : url.length);
            return url.substring(url.lastIndexOf('/', end) + 1, end);
          }
  
          var StatTimer =
            /*#__PURE__*/
            function () {
              function StatTimer() {
                var enable = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : true;
  
                _classCallCheck(this, StatTimer);
  
                this.enabled = !!enable;
                this.started = Object.create(null);
                this.times = [];
              }
  
              _createClass(StatTimer, [{
                key: "time",
                value: function time(name) {
                  if (!this.enabled) {
                    return;
                  }
  
                  if (name in this.started) {
                    (0, _util.warn)('Timer is already running for ' + name);
                  }
  
                  this.started[name] = Date.now();
                }
              }, {
                key: "timeEnd",
                value: function timeEnd(name) {
                  if (!this.enabled) {
                    return;
                  }
  
                  if (!(name in this.started)) {
                    (0, _util.warn)('Timer has not been started for ' + name);
                  }
  
                  this.times.push({
                    'name': name,
                    'start': this.started[name],
                    'end': Date.now()
                  });
                  delete this.started[name];
                }
              }, {
                key: "toString",
                value: function toString() {
                  var out = '',
                    longest = 0;
                  var _iteratorNormalCompletion = true;
                  var _didIteratorError = false;
                  var _iteratorError = undefined;
  
                  try {
                    for (var _iterator = this.times[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
                      var time = _step.value;
                      var name = time.name;
  
                      if (name.length > longest) {
                        longest = name.length;
                      }
                    }
                  } catch (err) {
                    _didIteratorError = true;
                    _iteratorError = err;
                  } finally {
                    try {
                      if (!_iteratorNormalCompletion && _iterator["return"] != null) {
                        _iterator["return"]();
                      }
                    } finally {
                      if (_didIteratorError) {
                        throw _iteratorError;
                      }
                    }
                  }
  
                  var _iteratorNormalCompletion2 = true;
                  var _didIteratorError2 = false;
                  var _iteratorError2 = undefined;
  
                  try {
                    for (var _iterator2 = this.times[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
                      var _time = _step2.value;
                      var duration = _time.end - _time.start;
                      out += "".concat(_time.name.padEnd(longest), " ").concat(duration, "ms\n");
                    }
                  } catch (err) {
                    _didIteratorError2 = true;
                    _iteratorError2 = err;
                  } finally {
                    try {
                      if (!_iteratorNormalCompletion2 && _iterator2["return"] != null) {
                        _iterator2["return"]();
                      }
                    } finally {
                      if (_didIteratorError2) {
                        throw _iteratorError2;
                      }
                    }
                  }
  
                  return out;
                }
              }]);
  
              return StatTimer;
            }();
  
          exports.StatTimer = StatTimer;
  
          var DummyStatTimer =
            /*#__PURE__*/
            function () {
              function DummyStatTimer() {
                _classCallCheck(this, DummyStatTimer);
  
                (0, _util.unreachable)('Cannot initialize DummyStatTimer.');
              }
  
              _createClass(DummyStatTimer, null, [{
                key: "time",
                value: function time(name) {
                }
              }, {
                key: "timeEnd",
                value: function timeEnd(name) {
                }
              }, {
                key: "toString",
                value: function toString() {
                  return '';
                }
              }]);
  
              return DummyStatTimer;
            }();
  
          exports.DummyStatTimer = DummyStatTimer;
  
          function isFetchSupported() {
            return typeof fetch !== 'undefined' && typeof Response !== 'undefined' && 'body' in Response.prototype && typeof ReadableStream !== 'undefined';
          }
  
          function isValidFetchUrl(url, baseUrl) {
            try {
              var _ref8 = baseUrl ? new URL(url, baseUrl) : new URL(url),
                protocol = _ref8.protocol;
  
              return protocol === 'http:' || protocol === 'https:';
            } catch (ex) {
              return false;
            }
          }
  
          function loadScript(src) {
            return new Promise(function (resolve, reject) {
              var script = document.createElement('script');
              script.src = src;
              script.onload = resolve;
  
              script.onerror = function () {
                reject(new Error("Cannot load script at: ".concat(script.src)));
              };
  
              (document.head || document.documentElement).appendChild(script);
            });
          }
  
          function deprecated(details) {
            console.log('Deprecated API usage: ' + details);
          }
  
          function releaseImageResources(img) {
            (0, _util.assert)(img instanceof Image, 'Invalid `img` parameter.');
            var url = img.src;
  
            if (typeof url === 'string' && url.startsWith('blob:') && URL.revokeObjectURL) {
              URL.revokeObjectURL(url);
            }
  
            img.removeAttribute('src');
          }
  
          var pdfDateStringRegex;
  
          var PDFDateString =
            /*#__PURE__*/
            function () {
              function PDFDateString() {
                _classCallCheck(this, PDFDateString);
              }
  
              _createClass(PDFDateString, null, [{
                key: "toDateObject",
                value: function toDateObject(input) {
                  if (!input || !(0, _util.isString)(input)) {
                    return null;
                  }
  
                  if (!pdfDateStringRegex) {
                    pdfDateStringRegex = new RegExp('^D:' + '(\\d{4})' + '(\\d{2})?' + '(\\d{2})?' + '(\\d{2})?' + '(\\d{2})?' + '(\\d{2})?' + '([Z|+|-])?' + '(\\d{2})?' + '\'?' + '(\\d{2})?' + '\'?');
                  }
  
                  var matches = pdfDateStringRegex.exec(input);
  
                  if (!matches) {
                    return null;
                  }
  
                  var year = parseInt(matches[1], 10);
                  var month = parseInt(matches[2], 10);
                  month = month >= 1 && month <= 12 ? month - 1 : 0;
                  var day = parseInt(matches[3], 10);
                  day = day >= 1 && day <= 31 ? day : 1;
                  var hour = parseInt(matches[4], 10);
                  hour = hour >= 0 && hour <= 23 ? hour : 0;
                  var minute = parseInt(matches[5], 10);
                  minute = minute >= 0 && minute <= 59 ? minute : 0;
                  var second = parseInt(matches[6], 10);
                  second = second >= 0 && second <= 59 ? second : 0;
                  var universalTimeRelation = matches[7] || 'Z';
                  var offsetHour = parseInt(matches[8], 10);
                  offsetHour = offsetHour >= 0 && offsetHour <= 23 ? offsetHour : 0;
                  var offsetMinute = parseInt(matches[9], 10) || 0;
                  offsetMinute = offsetMinute >= 0 && offsetMinute <= 59 ? offsetMinute : 0;
  
                  if (universalTimeRelation === '-') {
                    hour += offsetHour;
                    minute += offsetMinute;
                  } else if (universalTimeRelation === '+') {
                    hour -= offsetHour;
                    minute -= offsetMinute;
                  }
  
                  return new Date(Date.UTC(year, month, day, hour, minute, second));
                }
              }]);
  
              return PDFDateString;
            }();
  
          exports.PDFDateString = PDFDateString;
  
          /***/
        }),
        /* 184 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.FontLoader = exports.FontFaceObject = void 0;
  
          var _regenerator = _interopRequireDefault(__w_pdfjs_require__(180));
  
          var _util = __w_pdfjs_require__(1);
  
          function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {"default": obj};
          }
  
          function _typeof(obj) {
            if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
              _typeof = function _typeof(obj) {
                return typeof obj;
              };
            } else {
              _typeof = function _typeof(obj) {
                return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
              };
            }
            return _typeof(obj);
          }
  
          function _possibleConstructorReturn(self, call) {
            if (call && (_typeof(call) === "object" || typeof call === "function")) {
              return call;
            }
            return _assertThisInitialized(self);
          }
  
          function _assertThisInitialized(self) {
            if (self === void 0) {
              throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
            }
            return self;
          }
  
          function _getPrototypeOf(o) {
            _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
              return o.__proto__ || Object.getPrototypeOf(o);
            };
            return _getPrototypeOf(o);
          }
  
          function _inherits(subClass, superClass) {
            if (typeof superClass !== "function" && superClass !== null) {
              throw new TypeError("Super expression must either be null or a function");
            }
            subClass.prototype = Object.create(superClass && superClass.prototype, {
              constructor: {
                value: subClass,
                writable: true,
                configurable: true
              }
            });
            if (superClass) _setPrototypeOf(subClass, superClass);
          }
  
          function _setPrototypeOf(o, p) {
            _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
              o.__proto__ = p;
              return o;
            };
            return _setPrototypeOf(o, p);
          }
  
          function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
            try {
              var info = gen[key](arg);
              var value = info.value;
            } catch (error) {
              reject(error);
              return;
            }
            if (info.done) {
              resolve(value);
            } else {
              Promise.resolve(value).then(_next, _throw);
            }
          }
  
          function _asyncToGenerator(fn) {
            return function () {
              var self = this, args = arguments;
              return new Promise(function (resolve, reject) {
                var gen = fn.apply(self, args);
  
                function _next(value) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
                }
  
                function _throw(err) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
                }
  
                _next(undefined);
              });
            };
          }
  
          function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
              throw new TypeError("Cannot call a class as a function");
            }
          }
  
          function _defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
              var descriptor = props[i];
              descriptor.enumerable = descriptor.enumerable || false;
              descriptor.configurable = true;
              if ("value" in descriptor) descriptor.writable = true;
              Object.defineProperty(target, descriptor.key, descriptor);
            }
          }
  
          function _createClass(Constructor, protoProps, staticProps) {
            if (protoProps) _defineProperties(Constructor.prototype, protoProps);
            if (staticProps) _defineProperties(Constructor, staticProps);
            return Constructor;
          }
  
          var BaseFontLoader =
            /*#__PURE__*/
            function () {
              function BaseFontLoader(_ref) {
                var docId = _ref.docId,
                  onUnsupportedFeature = _ref.onUnsupportedFeature;
  
                _classCallCheck(this, BaseFontLoader);
  
                if (this.constructor === BaseFontLoader) {
                  (0, _util.unreachable)('Cannot initialize BaseFontLoader.');
                }
  
                this.docId = docId;
                this._onUnsupportedFeature = onUnsupportedFeature;
                this.nativeFontFaces = [];
                this.styleElement = null;
              }
  
              _createClass(BaseFontLoader, [{
                key: "addNativeFontFace",
                value: function addNativeFontFace(nativeFontFace) {
                  this.nativeFontFaces.push(nativeFontFace);
                  document.fonts.add(nativeFontFace);
                }
              }, {
                key: "insertRule",
                value: function insertRule(rule) {
                  var styleElement = this.styleElement;
  
                  if (!styleElement) {
                    styleElement = this.styleElement = document.createElement('style');
                    styleElement.id = "PDFJS_FONT_STYLE_TAG_".concat(this.docId);
                    document.documentElement.getElementsByTagName('head')[0].appendChild(styleElement);
                  }
  
                  var styleSheet = styleElement.sheet;
                  styleSheet.insertRule(rule, styleSheet.cssRules.length);
                }
              }, {
                key: "clear",
                value: function clear() {
                  this.nativeFontFaces.forEach(function (nativeFontFace) {
                    document.fonts["delete"](nativeFontFace);
                  });
                  this.nativeFontFaces.length = 0;
  
                  if (this.styleElement) {
                    this.styleElement.remove();
                    this.styleElement = null;
                  }
                }
              }, {
                key: "bind",
                value: function () {
                  var _bind = _asyncToGenerator(
                    /*#__PURE__*/
                    _regenerator["default"].mark(function _callee(font) {
                      var _this = this;
  
                      var nativeFontFace, rule;
                      return _regenerator["default"].wrap(function _callee$(_context) {
                        while (1) {
                          switch (_context.prev = _context.next) {
                            case 0:
                              if (!(font.attached || font.missingFile)) {
                                _context.next = 2;
                                break;
                              }
  
                              return _context.abrupt("return", undefined);
  
                            case 2:
                              font.attached = true;
  
                              if (!this.isFontLoadingAPISupported) {
                                _context.next = 19;
                                break;
                              }
  
                              nativeFontFace = font.createNativeFontFace();
  
                              if (!nativeFontFace) {
                                _context.next = 18;
                                break;
                              }
  
                              this.addNativeFontFace(nativeFontFace);
                              _context.prev = 7;
                              _context.next = 10;
                              return nativeFontFace.loaded;
  
                            case 10:
                              _context.next = 18;
                              break;
  
                            case 12:
                              _context.prev = 12;
                              _context.t0 = _context["catch"](7);
  
                              this._onUnsupportedFeature({
                                featureId: _util.UNSUPPORTED_FEATURES.font
                              });
  
                              (0, _util.warn)("Failed to load font '".concat(nativeFontFace.family, "': '").concat(_context.t0, "'."));
                              font.disableFontFace = true;
                              throw _context.t0;
  
                            case 18:
                              return _context.abrupt("return", undefined);
  
                            case 19:
                              rule = font.createFontFaceRule();
  
                              if (!rule) {
                                _context.next = 25;
                                break;
                              }
  
                              this.insertRule(rule);
  
                              if (!this.isSyncFontLoadingSupported) {
                                _context.next = 24;
                                break;
                              }
  
                              return _context.abrupt("return", undefined);
  
                            case 24:
                              return _context.abrupt("return", new Promise(function (resolve) {
                                var request = _this._queueLoadingCallback(resolve);
  
                                _this._prepareFontLoadEvent([rule], [font], request);
                              }));
  
                            case 25:
                              return _context.abrupt("return", undefined);
  
                            case 26:
                            case "end":
                              return _context.stop();
                          }
                        }
                      }, _callee, this, [[7, 12]]);
                    }));
  
                  function bind(_x) {
                    return _bind.apply(this, arguments);
                  }
  
                  return bind;
                }()
              }, {
                key: "_queueLoadingCallback",
                value: function _queueLoadingCallback(callback) {
                  (0, _util.unreachable)('Abstract method `_queueLoadingCallback`.');
                }
              }, {
                key: "_prepareFontLoadEvent",
                value: function _prepareFontLoadEvent(rules, fontsToLoad, request) {
                  (0, _util.unreachable)('Abstract method `_prepareFontLoadEvent`.');
                }
              }, {
                key: "isFontLoadingAPISupported",
                get: function get() {
                  (0, _util.unreachable)('Abstract method `isFontLoadingAPISupported`.');
                }
              }, {
                key: "isSyncFontLoadingSupported",
                get: function get() {
                  (0, _util.unreachable)('Abstract method `isSyncFontLoadingSupported`.');
                }
              }, {
                key: "_loadTestFont",
                get: function get() {
                  (0, _util.unreachable)('Abstract method `_loadTestFont`.');
                }
              }]);
  
              return BaseFontLoader;
            }();
  
          var FontLoader;
          exports.FontLoader = FontLoader;
          {
            exports.FontLoader = FontLoader =
              /*#__PURE__*/
              function (_BaseFontLoader) {
                _inherits(GenericFontLoader, _BaseFontLoader);
  
                function GenericFontLoader(docId) {
                  var _this2;
  
                  _classCallCheck(this, GenericFontLoader);
  
                  _this2 = _possibleConstructorReturn(this, _getPrototypeOf(GenericFontLoader).call(this, docId));
                  _this2.loadingContext = {
                    requests: [],
                    nextRequestId: 0
                  };
                  _this2.loadTestFontId = 0;
                  return _this2;
                }
  
                _createClass(GenericFontLoader, [{
                  key: "_queueLoadingCallback",
                  value: function _queueLoadingCallback(callback) {
                    function completeRequest() {
                      (0, _util.assert)(!request.done, 'completeRequest() cannot be called twice.');
                      request.done = true;
  
                      while (context.requests.length > 0 && context.requests[0].done) {
                        var otherRequest = context.requests.shift();
                        setTimeout(otherRequest.callback, 0);
                      }
                    }
  
                    var context = this.loadingContext;
                    var request = {
                      id: "pdfjs-font-loading-".concat(context.nextRequestId++),
                      done: false,
                      complete: completeRequest,
                      callback: callback
                    };
                    context.requests.push(request);
                    return request;
                  }
                }, {
                  key: "_prepareFontLoadEvent",
                  value: function _prepareFontLoadEvent(rules, fonts, request) {
                    function int32(data, offset) {
                      return data.charCodeAt(offset) << 24 | data.charCodeAt(offset + 1) << 16 | data.charCodeAt(offset + 2) << 8 | data.charCodeAt(offset + 3) & 0xff;
                    }
  
                    function spliceString(s, offset, remove, insert) {
                      var chunk1 = s.substring(0, offset);
                      var chunk2 = s.substring(offset + remove);
                      return chunk1 + insert + chunk2;
                    }
  
                    var i, ii;
                    var canvas = document.createElement('canvas');
                    canvas.width = 1;
                    canvas.height = 1;
                    var ctx = canvas.getContext('2d');
                    var called = 0;
  
                    function isFontReady(name, callback) {
                      called++;
  
                      if (called > 30) {
                        (0, _util.warn)('Load test font never loaded.');
                        callback();
                        return;
                      }
  
                      ctx.font = '30px ' + name;
                      ctx.fillText('.', 0, 20);
                      var imageData = ctx.getImageData(0, 0, 1, 1);
  
                      if (imageData.data[3] > 0) {
                        callback();
                        return;
                      }
  
                      setTimeout(isFontReady.bind(null, name, callback));
                    }
  
                    var loadTestFontId = "lt".concat(Date.now()).concat(this.loadTestFontId++);
                    var data = this._loadTestFont;
                    var COMMENT_OFFSET = 976;
                    data = spliceString(data, COMMENT_OFFSET, loadTestFontId.length, loadTestFontId);
                    var CFF_CHECKSUM_OFFSET = 16;
                    var XXXX_VALUE = 0x58585858;
                    var checksum = int32(data, CFF_CHECKSUM_OFFSET);
  
                    for (i = 0, ii = loadTestFontId.length - 3; i < ii; i += 4) {
                      checksum = checksum - XXXX_VALUE + int32(loadTestFontId, i) | 0;
                    }
  
                    if (i < loadTestFontId.length) {
                      checksum = checksum - XXXX_VALUE + int32(loadTestFontId + 'XXX', i) | 0;
                    }
  
                    data = spliceString(data, CFF_CHECKSUM_OFFSET, 4, (0, _util.string32)(checksum));
                    var url = "url(data:font/opentype;base64,".concat(btoa(data), ");");
                    var rule = "@font-face {font-family:\"".concat(loadTestFontId, "\";src:").concat(url, "}");
                    this.insertRule(rule);
                    var names = [];
  
                    for (i = 0, ii = fonts.length; i < ii; i++) {
                      names.push(fonts[i].loadedName);
                    }
  
                    names.push(loadTestFontId);
                    var div = document.createElement('div');
                    div.setAttribute('style', 'visibility: hidden;' + 'width: 10px; height: 10px;' + 'position: absolute; top: 0px; left: 0px;');
  
                    for (i = 0, ii = names.length; i < ii; ++i) {
                      var span = document.createElement('span');
                      span.textContent = 'Hi';
                      span.style.fontFamily = names[i];
                      div.appendChild(span);
                    }
  
                    document.body.appendChild(div);
                    isFontReady(loadTestFontId, function () {
                      document.body.removeChild(div);
                      request.complete();
                    });
                  }
                }, {
                  key: "isFontLoadingAPISupported",
                  get: function get() {
                    var supported = typeof document !== 'undefined' && !!document.fonts;
  
                    if (supported && typeof navigator !== 'undefined') {
                      var m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent);
  
                      if (m && m[1] < 63) {
                        supported = false;
                      }
                    }
  
                    return (0, _util.shadow)(this, 'isFontLoadingAPISupported', supported);
                  }
                }, {
                  key: "isSyncFontLoadingSupported",
                  get: function get() {
                    var supported = false;
  
                    if (typeof navigator === 'undefined') {
                      supported = true;
                    } else {
                      var m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent);
  
                      if (m && m[1] >= 14) {
                        supported = true;
                      }
                    }
  
                    return (0, _util.shadow)(this, 'isSyncFontLoadingSupported', supported);
                  }
                }, {
                  key: "_loadTestFont",
                  get: function get() {
                    var getLoadTestFont = function getLoadTestFont() {
                      return atob('T1RUTwALAIAAAwAwQ0ZGIDHtZg4AAAOYAAAAgUZGVE1lkzZwAAAEHAAAABxHREVGABQA' + 'FQAABDgAAAAeT1MvMlYNYwkAAAEgAAAAYGNtYXABDQLUAAACNAAAAUJoZWFk/xVFDQAA' + 'ALwAAAA2aGhlYQdkA+oAAAD0AAAAJGhtdHgD6AAAAAAEWAAAAAZtYXhwAAJQAAAAARgA' + 'AAAGbmFtZVjmdH4AAAGAAAAAsXBvc3T/hgAzAAADeAAAACAAAQAAAAEAALZRFsRfDzz1' + 'AAsD6AAAAADOBOTLAAAAAM4KHDwAAAAAA+gDIQAAAAgAAgAAAAAAAAABAAADIQAAAFoD' + '6AAAAAAD6AABAAAAAAAAAAAAAAAAAAAAAQAAUAAAAgAAAAQD6AH0AAUAAAKKArwAAACM' + 'AooCvAAAAeAAMQECAAACAAYJAAAAAAAAAAAAAQAAAAAAAAAAAAAAAFBmRWQAwAAuAC4D' + 'IP84AFoDIQAAAAAAAQAAAAAAAAAAACAAIAABAAAADgCuAAEAAAAAAAAAAQAAAAEAAAAA' + 'AAEAAQAAAAEAAAAAAAIAAQAAAAEAAAAAAAMAAQAAAAEAAAAAAAQAAQAAAAEAAAAAAAUA' + 'AQAAAAEAAAAAAAYAAQAAAAMAAQQJAAAAAgABAAMAAQQJAAEAAgABAAMAAQQJAAIAAgAB' + 'AAMAAQQJAAMAAgABAAMAAQQJAAQAAgABAAMAAQQJAAUAAgABAAMAAQQJAAYAAgABWABY' + 'AAAAAAAAAwAAAAMAAAAcAAEAAAAAADwAAwABAAAAHAAEACAAAAAEAAQAAQAAAC7//wAA' + 'AC7////TAAEAAAAAAAABBgAAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAAAAAAAD/gwAyAAAAAQAAAAAAAAAAAAAAAAAA' + 'AAABAAQEAAEBAQJYAAEBASH4DwD4GwHEAvgcA/gXBIwMAYuL+nz5tQXkD5j3CBLnEQAC' + 'AQEBIVhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYAAABAQAADwACAQEEE/t3' + 'Dov6fAH6fAT+fPp8+nwHDosMCvm1Cvm1DAz6fBQAAAAAAAABAAAAAMmJbzEAAAAAzgTj' + 'FQAAAADOBOQpAAEAAAAAAAAADAAUAAQAAAABAAAAAgABAAAAAAAAAAAD6AAAAAAAAA==');
                    };
  
                    return (0, _util.shadow)(this, '_loadTestFont', getLoadTestFont());
                  }
                }]);
  
                return GenericFontLoader;
              }(BaseFontLoader);
          }
          var IsEvalSupportedCached = {
            get value() {
              return (0, _util.shadow)(this, 'value', (0, _util.isEvalSupported)());
            }
  
          };
  
          var FontFaceObject =
            /*#__PURE__*/
            function () {
              function FontFaceObject(translatedData, _ref2) {
                var _ref2$isEvalSupported = _ref2.isEvalSupported,
                  isEvalSupported = _ref2$isEvalSupported === void 0 ? true : _ref2$isEvalSupported,
                  _ref2$disableFontFace = _ref2.disableFontFace,
                  disableFontFace = _ref2$disableFontFace === void 0 ? false : _ref2$disableFontFace,
                  _ref2$ignoreErrors = _ref2.ignoreErrors,
                  ignoreErrors = _ref2$ignoreErrors === void 0 ? false : _ref2$ignoreErrors,
                  _ref2$onUnsupportedFe = _ref2.onUnsupportedFeature,
                  onUnsupportedFeature = _ref2$onUnsupportedFe === void 0 ? null : _ref2$onUnsupportedFe,
                  _ref2$fontRegistry = _ref2.fontRegistry,
                  fontRegistry = _ref2$fontRegistry === void 0 ? null : _ref2$fontRegistry;
  
                _classCallCheck(this, FontFaceObject);
  
                this.compiledGlyphs = Object.create(null);
  
                for (var i in translatedData) {
                  this[i] = translatedData[i];
                }
  
                this.isEvalSupported = isEvalSupported !== false;
                this.disableFontFace = disableFontFace === true;
                this.ignoreErrors = ignoreErrors === true;
                this._onUnsupportedFeature = onUnsupportedFeature;
                this.fontRegistry = fontRegistry;
              }
  
              _createClass(FontFaceObject, [{
                key: "createNativeFontFace",
                value: function createNativeFontFace() {
                  if (!this.data || this.disableFontFace) {
                    return null;
                  }
  
                  var nativeFontFace = new FontFace(this.loadedName, this.data, {});
  
                  if (this.fontRegistry) {
                    this.fontRegistry.registerFont(this);
                  }
  
                  return nativeFontFace;
                }
              }, {
                key: "createFontFaceRule",
                value: function createFontFaceRule() {
                  if (!this.data || this.disableFontFace) {
                    return null;
                  }
  
                  var data = (0, _util.bytesToString)(new Uint8Array(this.data));
                  var url = "url(data:".concat(this.mimetype, ";base64,").concat(btoa(data), ");");
                  var rule = "@font-face {font-family:\"".concat(this.loadedName, "\";src:").concat(url, "}");
  
                  if (this.fontRegistry) {
                    this.fontRegistry.registerFont(this, url);
                  }
  
                  return rule;
                }
              }, {
                key: "getPathGenerator",
                value: function getPathGenerator(objs, character) {
                  if (this.compiledGlyphs[character] !== undefined) {
                    return this.compiledGlyphs[character];
                  }
  
                  var cmds, current;
  
                  try {
                    cmds = objs.get(this.loadedName + '_path_' + character);
                  } catch (ex) {
                    if (!this.ignoreErrors) {
                      throw ex;
                    }
  
                    if (this._onUnsupportedFeature) {
                      this._onUnsupportedFeature({
                        featureId: _util.UNSUPPORTED_FEATURES.font
                      });
                    }
  
                    (0, _util.warn)("getPathGenerator - ignoring character: \"".concat(ex, "\"."));
                    return this.compiledGlyphs[character] = function (c, size) {
                    };
                  }
  
                  if (this.isEvalSupported && IsEvalSupportedCached.value) {
                    var args,
                      js = '';
  
                    for (var i = 0, ii = cmds.length; i < ii; i++) {
                      current = cmds[i];
  
                      if (current.args !== undefined) {
                        args = current.args.join(',');
                      } else {
                        args = '';
                      }
  
                      js += 'c.' + current.cmd + '(' + args + ');\n';
                    }
  
                    return this.compiledGlyphs[character] = new Function('c', 'size', js);
                  }
  
                  return this.compiledGlyphs[character] = function (c, size) {
                    for (var _i = 0, _ii = cmds.length; _i < _ii; _i++) {
                      current = cmds[_i];
  
                      if (current.cmd === 'scale') {
                        current.args = [size, -size];
                      }
  
                      c[current.cmd].apply(c, current.args);
                    }
                  };
                }
              }]);
  
              return FontFaceObject;
            }();
  
          exports.FontFaceObject = FontFaceObject;
  
          /***/
        }),
        /* 185 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          var compatibilityParams = Object.create(null);
          {
            var isNodeJS = __w_pdfjs_require__(4);
  
            var userAgent = typeof navigator !== 'undefined' && navigator.userAgent || '';
            var isIE = /Trident/.test(userAgent);
            var isIOSChrome = /CriOS/.test(userAgent);
  
            (function checkOnBlobSupport() {
              if (isIE || isIOSChrome) {
                compatibilityParams.disableCreateObjectURL = true;
              }
            })();
  
            (function checkFontFaceAndImage() {
              if (isNodeJS()) {
                compatibilityParams.disableFontFace = true;
                compatibilityParams.nativeImageDecoderSupport = 'none';
              }
            })();
          }
          exports.apiCompatibilityParams = Object.freeze(compatibilityParams);
  
          /***/
        }),
        /* 186 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.CanvasGraphics = void 0;
  
          var _util = __w_pdfjs_require__(1);
  
          var _pattern_helper = __w_pdfjs_require__(187);
  
          var MIN_FONT_SIZE = 16;
          var MAX_FONT_SIZE = 100;
          var MAX_GROUP_SIZE = 4096;
          var MIN_WIDTH_FACTOR = 0.65;
          var COMPILE_TYPE3_GLYPHS = true;
          var MAX_SIZE_TO_COMPILE = 1000;
          var FULL_CHUNK_HEIGHT = 16;
          var IsLittleEndianCached = {
            get value() {
              return (0, _util.shadow)(IsLittleEndianCached, 'value', (0, _util.isLittleEndian)());
            }
  
          };
  
          function addContextCurrentTransform(ctx) {
            if (!ctx.mozCurrentTransform) {
              ctx._originalSave = ctx.save;
              ctx._originalRestore = ctx.restore;
              ctx._originalRotate = ctx.rotate;
              ctx._originalScale = ctx.scale;
              ctx._originalTranslate = ctx.translate;
              ctx._originalTransform = ctx.transform;
              ctx._originalSetTransform = ctx.setTransform;
              ctx._transformMatrix = ctx._transformMatrix || [1, 0, 0, 1, 0, 0];
              ctx._transformStack = [];
              Object.defineProperty(ctx, 'mozCurrentTransform', {
                get: function getCurrentTransform() {
                  return this._transformMatrix;
                }
              });
              Object.defineProperty(ctx, 'mozCurrentTransformInverse', {
                get: function getCurrentTransformInverse() {
                  var m = this._transformMatrix;
                  var a = m[0],
                    b = m[1],
                    c = m[2],
                    d = m[3],
                    e = m[4],
                    f = m[5];
                  var ad_bc = a * d - b * c;
                  var bc_ad = b * c - a * d;
                  return [d / ad_bc, b / bc_ad, c / bc_ad, a / ad_bc, (d * e - c * f) / bc_ad, (b * e - a * f) / ad_bc];
                }
              });
  
              ctx.save = function ctxSave() {
                var old = this._transformMatrix;
  
                this._transformStack.push(old);
  
                this._transformMatrix = old.slice(0, 6);
  
                this._originalSave();
              };
  
              ctx.restore = function ctxRestore() {
                var prev = this._transformStack.pop();
  
                if (prev) {
                  this._transformMatrix = prev;
  
                  this._originalRestore();
                }
              };
  
              ctx.translate = function ctxTranslate(x, y) {
                var m = this._transformMatrix;
                m[4] = m[0] * x + m[2] * y + m[4];
                m[5] = m[1] * x + m[3] * y + m[5];
  
                this._originalTranslate(x, y);
              };
  
              ctx.scale = function ctxScale(x, y) {
                var m = this._transformMatrix;
                m[0] = m[0] * x;
                m[1] = m[1] * x;
                m[2] = m[2] * y;
                m[3] = m[3] * y;
  
                this._originalScale(x, y);
              };
  
              ctx.transform = function ctxTransform(a, b, c, d, e, f) {
                var m = this._transformMatrix;
                this._transformMatrix = [m[0] * a + m[2] * b, m[1] * a + m[3] * b, m[0] * c + m[2] * d, m[1] * c + m[3] * d, m[0] * e + m[2] * f + m[4], m[1] * e + m[3] * f + m[5]];
  
                ctx._originalTransform(a, b, c, d, e, f);
              };
  
              ctx.setTransform = function ctxSetTransform(a, b, c, d, e, f) {
                this._transformMatrix = [a, b, c, d, e, f];
  
                ctx._originalSetTransform(a, b, c, d, e, f);
              };
  
              ctx.rotate = function ctxRotate(angle) {
                var cosValue = Math.cos(angle);
                var sinValue = Math.sin(angle);
                var m = this._transformMatrix;
                this._transformMatrix = [m[0] * cosValue + m[2] * sinValue, m[1] * cosValue + m[3] * sinValue, m[0] * -sinValue + m[2] * cosValue, m[1] * -sinValue + m[3] * cosValue, m[4], m[5]];
  
                this._originalRotate(angle);
              };
            }
          }
  
          var CachedCanvases = function CachedCanvasesClosure() {
            function CachedCanvases(canvasFactory) {
              this.canvasFactory = canvasFactory;
              this.cache = Object.create(null);
            }
  
            CachedCanvases.prototype = {
              getCanvas: function CachedCanvases_getCanvas(id, width, height, trackTransform) {
                var canvasEntry;
  
                if (this.cache[id] !== undefined) {
                  canvasEntry = this.cache[id];
                  this.canvasFactory.reset(canvasEntry, width, height);
                  canvasEntry.context.setTransform(1, 0, 0, 1, 0, 0);
                } else {
                  canvasEntry = this.canvasFactory.create(width, height);
                  this.cache[id] = canvasEntry;
                }
  
                if (trackTransform) {
                  addContextCurrentTransform(canvasEntry.context);
                }
  
                return canvasEntry;
              },
              clear: function clear() {
                for (var id in this.cache) {
                  var canvasEntry = this.cache[id];
                  this.canvasFactory.destroy(canvasEntry);
                  delete this.cache[id];
                }
              }
            };
            return CachedCanvases;
          }();
  
          function compileType3Glyph(imgData) {
            var POINT_TO_PROCESS_LIMIT = 1000;
            var width = imgData.width,
              height = imgData.height;
            var i,
              j,
              j0,
              width1 = width + 1;
            var points = new Uint8Array(width1 * (height + 1));
            var POINT_TYPES = new Uint8Array([0, 2, 4, 0, 1, 0, 5, 4, 8, 10, 0, 8, 0, 2, 1, 0]);
            var lineSize = width + 7 & ~7,
              data0 = imgData.data;
            var data = new Uint8Array(lineSize * height),
              pos = 0,
              ii;
  
            for (i = 0, ii = data0.length; i < ii; i++) {
              var mask = 128,
                elem = data0[i];
  
              while (mask > 0) {
                data[pos++] = elem & mask ? 0 : 255;
                mask >>= 1;
              }
            }
  
            var count = 0;
            pos = 0;
  
            if (data[pos] !== 0) {
              points[0] = 1;
              ++count;
            }
  
            for (j = 1; j < width; j++) {
              if (data[pos] !== data[pos + 1]) {
                points[j] = data[pos] ? 2 : 1;
                ++count;
              }
  
              pos++;
            }
  
            if (data[pos] !== 0) {
              points[j] = 2;
              ++count;
            }
  
            for (i = 1; i < height; i++) {
              pos = i * lineSize;
              j0 = i * width1;
  
              if (data[pos - lineSize] !== data[pos]) {
                points[j0] = data[pos] ? 1 : 8;
                ++count;
              }
  
              var sum = (data[pos] ? 4 : 0) + (data[pos - lineSize] ? 8 : 0);
  
              for (j = 1; j < width; j++) {
                sum = (sum >> 2) + (data[pos + 1] ? 4 : 0) + (data[pos - lineSize + 1] ? 8 : 0);
  
                if (POINT_TYPES[sum]) {
                  points[j0 + j] = POINT_TYPES[sum];
                  ++count;
                }
  
                pos++;
              }
  
              if (data[pos - lineSize] !== data[pos]) {
                points[j0 + j] = data[pos] ? 2 : 4;
                ++count;
              }
  
              if (count > POINT_TO_PROCESS_LIMIT) {
                return null;
              }
            }
  
            pos = lineSize * (height - 1);
            j0 = i * width1;
  
            if (data[pos] !== 0) {
              points[j0] = 8;
              ++count;
            }
  
            for (j = 1; j < width; j++) {
              if (data[pos] !== data[pos + 1]) {
                points[j0 + j] = data[pos] ? 4 : 8;
                ++count;
              }
  
              pos++;
            }
  
            if (data[pos] !== 0) {
              points[j0 + j] = 4;
              ++count;
            }
  
            if (count > POINT_TO_PROCESS_LIMIT) {
              return null;
            }
  
            var steps = new Int32Array([0, width1, -1, 0, -width1, 0, 0, 0, 1]);
            var outlines = [];
  
            for (i = 0; count && i <= height; i++) {
              var p = i * width1;
              var end = p + width;
  
              while (p < end && !points[p]) {
                p++;
              }
  
              if (p === end) {
                continue;
              }
  
              var coords = [p % width1, i];
              var type = points[p],
                p0 = p,
                pp;
  
              do {
                var step = steps[type];
  
                do {
                  p += step;
                } while (!points[p]);
  
                pp = points[p];
  
                if (pp !== 5 && pp !== 10) {
                  type = pp;
                  points[p] = 0;
                } else {
                  type = pp & 0x33 * type >> 4;
                  points[p] &= type >> 2 | type << 2;
                }
  
                coords.push(p % width1);
                coords.push(p / width1 | 0);
  
                if (!points[p]) {
                  --count;
                }
              } while (p0 !== p);
  
              outlines.push(coords);
              --i;
            }
  
            var drawOutline = function drawOutline(c) {
              c.save();
              c.scale(1 / width, -1 / height);
              c.translate(0, -height);
              c.beginPath();
  
              for (var i = 0, ii = outlines.length; i < ii; i++) {
                var o = outlines[i];
                c.moveTo(o[0], o[1]);
  
                for (var j = 2, jj = o.length; j < jj; j += 2) {
                  c.lineTo(o[j], o[j + 1]);
                }
              }
  
              c.fill();
              c.beginPath();
              c.restore();
            };
  
            return drawOutline;
          }
  
          var CanvasExtraState = function CanvasExtraStateClosure() {
            function CanvasExtraState() {
              this.alphaIsShape = false;
              this.fontSize = 0;
              this.fontSizeScale = 1;
              this.textMatrix = _util.IDENTITY_MATRIX;
              this.textMatrixScale = 1;
              this.fontMatrix = _util.FONT_IDENTITY_MATRIX;
              this.leading = 0;
              this.x = 0;
              this.y = 0;
              this.lineX = 0;
              this.lineY = 0;
              this.charSpacing = 0;
              this.wordSpacing = 0;
              this.textHScale = 1;
              this.textRenderingMode = _util.TextRenderingMode.FILL;
              this.textRise = 0;
              this.fillColor = '#000000';
              this.strokeColor = '#000000';
              this.patternFill = false;
              this.fillAlpha = 1;
              this.strokeAlpha = 1;
              this.lineWidth = 1;
              this.activeSMask = null;
              this.resumeSMaskCtx = null;
            }
  
            CanvasExtraState.prototype = {
              clone: function CanvasExtraState_clone() {
                return Object.create(this);
              },
              setCurrentPoint: function CanvasExtraState_setCurrentPoint(x, y) {
                this.x = x;
                this.y = y;
              }
            };
            return CanvasExtraState;
          }();
  
          var CanvasGraphics = function CanvasGraphicsClosure() {
            var EXECUTION_TIME = 15;
            var EXECUTION_STEPS = 10;
  
            function CanvasGraphics(canvasCtx, commonObjs, objs, canvasFactory, webGLContext, imageLayer) {
              this.ctx = canvasCtx;
              this.current = new CanvasExtraState();
              this.stateStack = [];
              this.pendingClip = null;
              this.pendingEOFill = false;
              this.res = null;
              this.xobjs = null;
              this.commonObjs = commonObjs;
              this.objs = objs;
              this.canvasFactory = canvasFactory;
              this.webGLContext = webGLContext;
              this.imageLayer = imageLayer;
              this.groupStack = [];
              this.processingType3 = null;
              this.baseTransform = null;
              this.baseTransformStack = [];
              this.groupLevel = 0;
              this.smaskStack = [];
              this.smaskCounter = 0;
              this.tempSMask = null;
              this.cachedCanvases = new CachedCanvases(this.canvasFactory);
  
              if (canvasCtx) {
                addContextCurrentTransform(canvasCtx);
              }
  
              this._cachedGetSinglePixelWidth = null;
            }
  
            function putBinaryImageData(ctx, imgData) {
              if (typeof ImageData !== 'undefined' && imgData instanceof ImageData) {
                ctx.putImageData(imgData, 0, 0);
                return;
              }
  
              var height = imgData.height,
                width = imgData.width;
              var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
              var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
              var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
              var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
              var srcPos = 0,
                destPos;
              var src = imgData.data;
              var dest = chunkImgData.data;
              var i, j, thisChunkHeight, elemsInThisChunk;
  
              if (imgData.kind === _util.ImageKind.GRAYSCALE_1BPP) {
                var srcLength = src.byteLength;
                var dest32 = new Uint32Array(dest.buffer, 0, dest.byteLength >> 2);
                var dest32DataLength = dest32.length;
                var fullSrcDiff = width + 7 >> 3;
                var white = 0xFFFFFFFF;
                var black = IsLittleEndianCached.value ? 0xFF000000 : 0x000000FF;
  
                for (i = 0; i < totalChunks; i++) {
                  thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
                  destPos = 0;
  
                  for (j = 0; j < thisChunkHeight; j++) {
                    var srcDiff = srcLength - srcPos;
                    var k = 0;
                    var kEnd = srcDiff > fullSrcDiff ? width : srcDiff * 8 - 7;
                    var kEndUnrolled = kEnd & ~7;
                    var mask = 0;
                    var srcByte = 0;
  
                    for (; k < kEndUnrolled; k += 8) {
                      srcByte = src[srcPos++];
                      dest32[destPos++] = srcByte & 128 ? white : black;
                      dest32[destPos++] = srcByte & 64 ? white : black;
                      dest32[destPos++] = srcByte & 32 ? white : black;
                      dest32[destPos++] = srcByte & 16 ? white : black;
                      dest32[destPos++] = srcByte & 8 ? white : black;
                      dest32[destPos++] = srcByte & 4 ? white : black;
                      dest32[destPos++] = srcByte & 2 ? white : black;
                      dest32[destPos++] = srcByte & 1 ? white : black;
                    }
  
                    for (; k < kEnd; k++) {
                      if (mask === 0) {
                        srcByte = src[srcPos++];
                        mask = 128;
                      }
  
                      dest32[destPos++] = srcByte & mask ? white : black;
                      mask >>= 1;
                    }
                  }
  
                  while (destPos < dest32DataLength) {
                    dest32[destPos++] = 0;
                  }
  
                  ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
                }
              } else if (imgData.kind === _util.ImageKind.RGBA_32BPP) {
                j = 0;
                elemsInThisChunk = width * FULL_CHUNK_HEIGHT * 4;
  
                for (i = 0; i < fullChunks; i++) {
                  dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
                  srcPos += elemsInThisChunk;
                  ctx.putImageData(chunkImgData, 0, j);
                  j += FULL_CHUNK_HEIGHT;
                }
  
                if (i < totalChunks) {
                  elemsInThisChunk = width * partialChunkHeight * 4;
                  dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
                  ctx.putImageData(chunkImgData, 0, j);
                }
              } else if (imgData.kind === _util.ImageKind.RGB_24BPP) {
                thisChunkHeight = FULL_CHUNK_HEIGHT;
                elemsInThisChunk = width * thisChunkHeight;
  
                for (i = 0; i < totalChunks; i++) {
                  if (i >= fullChunks) {
                    thisChunkHeight = partialChunkHeight;
                    elemsInThisChunk = width * thisChunkHeight;
                  }
  
                  destPos = 0;
  
                  for (j = elemsInThisChunk; j--;) {
                    dest[destPos++] = src[srcPos++];
                    dest[destPos++] = src[srcPos++];
                    dest[destPos++] = src[srcPos++];
                    dest[destPos++] = 255;
                  }
  
                  ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
                }
              } else {
                throw new Error("bad image kind: ".concat(imgData.kind));
              }
            }
  
            function putBinaryImageMask(ctx, imgData) {
              var height = imgData.height,
                width = imgData.width;
              var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
              var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
              var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
              var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
              var srcPos = 0;
              var src = imgData.data;
              var dest = chunkImgData.data;
  
              for (var i = 0; i < totalChunks; i++) {
                var thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
                var destPos = 3;
  
                for (var j = 0; j < thisChunkHeight; j++) {
                  var mask = 0;
  
                  for (var k = 0; k < width; k++) {
                    if (!mask) {
                      var elem = src[srcPos++];
                      mask = 128;
                    }
  
                    dest[destPos] = elem & mask ? 0 : 255;
                    destPos += 4;
                    mask >>= 1;
                  }
                }
  
                ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
              }
            }
  
            function copyCtxState(sourceCtx, destCtx) {
              var properties = ['strokeStyle', 'fillStyle', 'fillRule', 'globalAlpha', 'lineWidth', 'lineCap', 'lineJoin', 'miterLimit', 'globalCompositeOperation', 'font'];
  
              for (var i = 0, ii = properties.length; i < ii; i++) {
                var property = properties[i];
  
                if (sourceCtx[property] !== undefined) {
                  destCtx[property] = sourceCtx[property];
                }
              }
  
              if (sourceCtx.setLineDash !== undefined) {
                destCtx.setLineDash(sourceCtx.getLineDash());
                destCtx.lineDashOffset = sourceCtx.lineDashOffset;
              }
            }
  
            function resetCtxToDefault(ctx) {
              ctx.strokeStyle = '#000000';
              ctx.fillStyle = '#000000';
              ctx.fillRule = 'nonzero';
              ctx.globalAlpha = 1;
              ctx.lineWidth = 1;
              ctx.lineCap = 'butt';
              ctx.lineJoin = 'miter';
              ctx.miterLimit = 10;
              ctx.globalCompositeOperation = 'source-over';
              ctx.font = '10px sans-serif';
  
              if (ctx.setLineDash !== undefined) {
                ctx.setLineDash([]);
                ctx.lineDashOffset = 0;
              }
            }
  
            function composeSMaskBackdrop(bytes, r0, g0, b0) {
              var length = bytes.length;
  
              for (var i = 3; i < length; i += 4) {
                var alpha = bytes[i];
  
                if (alpha === 0) {
                  bytes[i - 3] = r0;
                  bytes[i - 2] = g0;
                  bytes[i - 1] = b0;
                } else if (alpha < 255) {
                  var alpha_ = 255 - alpha;
                  bytes[i - 3] = bytes[i - 3] * alpha + r0 * alpha_ >> 8;
                  bytes[i - 2] = bytes[i - 2] * alpha + g0 * alpha_ >> 8;
                  bytes[i - 1] = bytes[i - 1] * alpha + b0 * alpha_ >> 8;
                }
              }
            }
  
            function composeSMaskAlpha(maskData, layerData, transferMap) {
              var length = maskData.length;
              var scale = 1 / 255;
  
              for (var i = 3; i < length; i += 4) {
                var alpha = transferMap ? transferMap[maskData[i]] : maskData[i];
                layerData[i] = layerData[i] * alpha * scale | 0;
              }
            }
  
            function composeSMaskLuminosity(maskData, layerData, transferMap) {
              var length = maskData.length;
  
              for (var i = 3; i < length; i += 4) {
                var y = maskData[i - 3] * 77 + maskData[i - 2] * 152 + maskData[i - 1] * 28;
                layerData[i] = transferMap ? layerData[i] * transferMap[y >> 8] >> 8 : layerData[i] * y >> 16;
              }
            }
  
            function genericComposeSMask(maskCtx, layerCtx, width, height, subtype, backdrop, transferMap) {
              var hasBackdrop = !!backdrop;
              var r0 = hasBackdrop ? backdrop[0] : 0;
              var g0 = hasBackdrop ? backdrop[1] : 0;
              var b0 = hasBackdrop ? backdrop[2] : 0;
              var composeFn;
  
              if (subtype === 'Luminosity') {
                composeFn = composeSMaskLuminosity;
              } else {
                composeFn = composeSMaskAlpha;
              }
  
              var PIXELS_TO_PROCESS = 1048576;
              var chunkSize = Math.min(height, Math.ceil(PIXELS_TO_PROCESS / width));
  
              for (var row = 0; row < height; row += chunkSize) {
                var chunkHeight = Math.min(chunkSize, height - row);
                var maskData = maskCtx.getImageData(0, row, width, chunkHeight);
                var layerData = layerCtx.getImageData(0, row, width, chunkHeight);
  
                if (hasBackdrop) {
                  composeSMaskBackdrop(maskData.data, r0, g0, b0);
                }
  
                composeFn(maskData.data, layerData.data, transferMap);
                maskCtx.putImageData(layerData, 0, row);
              }
            }
  
            function composeSMask(ctx, smask, layerCtx, webGLContext) {
              var mask = smask.canvas;
              var maskCtx = smask.context;
              ctx.setTransform(smask.scaleX, 0, 0, smask.scaleY, smask.offsetX, smask.offsetY);
              var backdrop = smask.backdrop || null;
  
              if (!smask.transferMap && webGLContext.isEnabled) {
                var composed = webGLContext.composeSMask({
                  layer: layerCtx.canvas,
                  mask: mask,
                  properties: {
                    subtype: smask.subtype,
                    backdrop: backdrop
                  }
                });
                ctx.setTransform(1, 0, 0, 1, 0, 0);
                ctx.drawImage(composed, smask.offsetX, smask.offsetY);
                return;
              }
  
              genericComposeSMask(maskCtx, layerCtx, mask.width, mask.height, smask.subtype, backdrop, smask.transferMap);
              ctx.drawImage(mask, 0, 0);
            }
  
            var LINE_CAP_STYLES = ['butt', 'round', 'square'];
            var LINE_JOIN_STYLES = ['miter', 'round', 'bevel'];
            var NORMAL_CLIP = {};
            var EO_CLIP = {};
            CanvasGraphics.prototype = {
              beginDrawing: function beginDrawing(_ref) {
                var transform = _ref.transform,
                  viewport = _ref.viewport,
                  _ref$transparency = _ref.transparency,
                  transparency = _ref$transparency === void 0 ? false : _ref$transparency,
                  _ref$background = _ref.background,
                  background = _ref$background === void 0 ? null : _ref$background;
                var width = this.ctx.canvas.width;
                var height = this.ctx.canvas.height;
                this.ctx.save();
                this.ctx.fillStyle = background || 'rgb(255, 255, 255)';
                this.ctx.fillRect(0, 0, width, height);
                this.ctx.restore();
  
                if (transparency) {
                  var transparentCanvas = this.cachedCanvases.getCanvas('transparent', width, height, true);
                  this.compositeCtx = this.ctx;
                  this.transparentCanvas = transparentCanvas.canvas;
                  this.ctx = transparentCanvas.context;
                  this.ctx.save();
                  this.ctx.transform.apply(this.ctx, this.compositeCtx.mozCurrentTransform);
                }
  
                this.ctx.save();
                resetCtxToDefault(this.ctx);
  
                if (transform) {
                  this.ctx.transform.apply(this.ctx, transform);
                }
  
                this.ctx.transform.apply(this.ctx, viewport.transform);
                this.baseTransform = this.ctx.mozCurrentTransform.slice();
  
                if (this.imageLayer) {
                  this.imageLayer.beginLayout();
                }
              },
              executeOperatorList: function CanvasGraphics_executeOperatorList(operatorList, executionStartIdx, continueCallback, stepper) {
                var argsArray = operatorList.argsArray;
                var fnArray = operatorList.fnArray;
                var i = executionStartIdx || 0;
                var argsArrayLen = argsArray.length;
  
                if (argsArrayLen === i) {
                  return i;
                }
  
                var chunkOperations = argsArrayLen - i > EXECUTION_STEPS && typeof continueCallback === 'function';
                var endTime = chunkOperations ? Date.now() + EXECUTION_TIME : 0;
                var steps = 0;
                var commonObjs = this.commonObjs;
                var objs = this.objs;
                var fnId;
  
                while (true) {
                  if (stepper !== undefined && i === stepper.nextBreakPoint) {
                    stepper.breakIt(i, continueCallback);
                    return i;
                  }
  
                  fnId = fnArray[i];
  
                  if (fnId !== _util.OPS.dependency) {
                    this[fnId].apply(this, argsArray[i]);
                  } else {
                    var _iteratorNormalCompletion = true;
                    var _didIteratorError = false;
                    var _iteratorError = undefined;
  
                    try {
                      for (var _iterator = argsArray[i][Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
                        var depObjId = _step.value;
                        var objsPool = depObjId.startsWith('g_') ? commonObjs : objs;
  
                        if (!objsPool.has(depObjId)) {
                          objsPool.get(depObjId, continueCallback);
                          return i;
                        }
                      }
                    } catch (err) {
                      _didIteratorError = true;
                      _iteratorError = err;
                    } finally {
                      try {
                        if (!_iteratorNormalCompletion && _iterator["return"] != null) {
                          _iterator["return"]();
                        }
                      } finally {
                        if (_didIteratorError) {
                          throw _iteratorError;
                        }
                      }
                    }
                  }
  
                  i++;
  
                  if (i === argsArrayLen) {
                    return i;
                  }
  
                  if (chunkOperations && ++steps > EXECUTION_STEPS) {
                    if (Date.now() > endTime) {
                      continueCallback();
                      return i;
                    }
  
                    steps = 0;
                  }
                }
              },
              endDrawing: function CanvasGraphics_endDrawing() {
                if (this.current.activeSMask !== null) {
                  this.endSMaskGroup();
                }
  
                this.ctx.restore();
  
                if (this.transparentCanvas) {
                  this.ctx = this.compositeCtx;
                  this.ctx.save();
                  this.ctx.setTransform(1, 0, 0, 1, 0, 0);
                  this.ctx.drawImage(this.transparentCanvas, 0, 0);
                  this.ctx.restore();
                  this.transparentCanvas = null;
                }
  
                this.cachedCanvases.clear();
                this.webGLContext.clear();
  
                if (this.imageLayer) {
                  this.imageLayer.endLayout();
                }
              },
              setLineWidth: function CanvasGraphics_setLineWidth(width) {
                this.current.lineWidth = width;
                this.ctx.lineWidth = width;
              },
              setLineCap: function CanvasGraphics_setLineCap(style) {
                this.ctx.lineCap = LINE_CAP_STYLES[style];
              },
              setLineJoin: function CanvasGraphics_setLineJoin(style) {
                this.ctx.lineJoin = LINE_JOIN_STYLES[style];
              },
              setMiterLimit: function CanvasGraphics_setMiterLimit(limit) {
                this.ctx.miterLimit = limit;
              },
              setDash: function CanvasGraphics_setDash(dashArray, dashPhase) {
                var ctx = this.ctx;
  
                if (ctx.setLineDash !== undefined) {
                  ctx.setLineDash(dashArray);
                  ctx.lineDashOffset = dashPhase;
                }
              },
              setRenderingIntent: function setRenderingIntent(intent) {
              },
              setFlatness: function setFlatness(flatness) {
              },
              setGState: function CanvasGraphics_setGState(states) {
                for (var i = 0, ii = states.length; i < ii; i++) {
                  var state = states[i];
                  var key = state[0];
                  var value = state[1];
  
                  switch (key) {
                    case 'LW':
                      this.setLineWidth(value);
                      break;
  
                    case 'LC':
                      this.setLineCap(value);
                      break;
  
                    case 'LJ':
                      this.setLineJoin(value);
                      break;
  
                    case 'ML':
                      this.setMiterLimit(value);
                      break;
  
                    case 'D':
                      this.setDash(value[0], value[1]);
                      break;
  
                    case 'RI':
                      this.setRenderingIntent(value);
                      break;
  
                    case 'FL':
                      this.setFlatness(value);
                      break;
  
                    case 'Font':
                      this.setFont(value[0], value[1]);
                      break;
  
                    case 'CA':
                      this.current.strokeAlpha = state[1];
                      break;
  
                    case 'ca':
                      this.current.fillAlpha = state[1];
                      this.ctx.globalAlpha = state[1];
                      break;
  
                    case 'BM':
                      this.ctx.globalCompositeOperation = value;
                      break;
  
                    case 'SMask':
                      if (this.current.activeSMask) {
                        if (this.stateStack.length > 0 && this.stateStack[this.stateStack.length - 1].activeSMask === this.current.activeSMask) {
                          this.suspendSMaskGroup();
                        } else {
                          this.endSMaskGroup();
                        }
                      }
  
                      this.current.activeSMask = value ? this.tempSMask : null;
  
                      if (this.current.activeSMask) {
                        this.beginSMaskGroup();
                      }
  
                      this.tempSMask = null;
                      break;
                  }
                }
              },
              beginSMaskGroup: function CanvasGraphics_beginSMaskGroup() {
                var activeSMask = this.current.activeSMask;
                var drawnWidth = activeSMask.canvas.width;
                var drawnHeight = activeSMask.canvas.height;
                var cacheId = 'smaskGroupAt' + this.groupLevel;
                var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
                var currentCtx = this.ctx;
                var currentTransform = currentCtx.mozCurrentTransform;
                this.ctx.save();
                var groupCtx = scratchCanvas.context;
                groupCtx.scale(1 / activeSMask.scaleX, 1 / activeSMask.scaleY);
                groupCtx.translate(-activeSMask.offsetX, -activeSMask.offsetY);
                groupCtx.transform.apply(groupCtx, currentTransform);
                activeSMask.startTransformInverse = groupCtx.mozCurrentTransformInverse;
                copyCtxState(currentCtx, groupCtx);
                this.ctx = groupCtx;
                this.setGState([['BM', 'source-over'], ['ca', 1], ['CA', 1]]);
                this.groupStack.push(currentCtx);
                this.groupLevel++;
              },
              suspendSMaskGroup: function CanvasGraphics_endSMaskGroup() {
                var groupCtx = this.ctx;
                this.groupLevel--;
                this.ctx = this.groupStack.pop();
                composeSMask(this.ctx, this.current.activeSMask, groupCtx, this.webGLContext);
                this.ctx.restore();
                this.ctx.save();
                copyCtxState(groupCtx, this.ctx);
                this.current.resumeSMaskCtx = groupCtx;
  
                var deltaTransform = _util.Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
  
                this.ctx.transform.apply(this.ctx, deltaTransform);
                groupCtx.save();
                groupCtx.setTransform(1, 0, 0, 1, 0, 0);
                groupCtx.clearRect(0, 0, groupCtx.canvas.width, groupCtx.canvas.height);
                groupCtx.restore();
              },
              resumeSMaskGroup: function CanvasGraphics_endSMaskGroup() {
                var groupCtx = this.current.resumeSMaskCtx;
                var currentCtx = this.ctx;
                this.ctx = groupCtx;
                this.groupStack.push(currentCtx);
                this.groupLevel++;
              },
              endSMaskGroup: function CanvasGraphics_endSMaskGroup() {
                var groupCtx = this.ctx;
                this.groupLevel--;
                this.ctx = this.groupStack.pop();
                composeSMask(this.ctx, this.current.activeSMask, groupCtx, this.webGLContext);
                this.ctx.restore();
                copyCtxState(groupCtx, this.ctx);
  
                var deltaTransform = _util.Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
  
                this.ctx.transform.apply(this.ctx, deltaTransform);
              },
              save: function CanvasGraphics_save() {
                this.ctx.save();
                var old = this.current;
                this.stateStack.push(old);
                this.current = old.clone();
                this.current.resumeSMaskCtx = null;
              },
              restore: function CanvasGraphics_restore() {
                if (this.current.resumeSMaskCtx) {
                  this.resumeSMaskGroup();
                }
  
                if (this.current.activeSMask !== null && (this.stateStack.length === 0 || this.stateStack[this.stateStack.length - 1].activeSMask !== this.current.activeSMask)) {
                  this.endSMaskGroup();
                }
  
                if (this.stateStack.length !== 0) {
                  this.current = this.stateStack.pop();
                  this.ctx.restore();
                  this.pendingClip = null;
                  this._cachedGetSinglePixelWidth = null;
                }
              },
              transform: function CanvasGraphics_transform(a, b, c, d, e, f) {
                this.ctx.transform(a, b, c, d, e, f);
                this._cachedGetSinglePixelWidth = null;
              },
              constructPath: function CanvasGraphics_constructPath(ops, args) {
                var ctx = this.ctx;
                var current = this.current;
                var x = current.x,
                  y = current.y;
  
                for (var i = 0, j = 0, ii = ops.length; i < ii; i++) {
                  switch (ops[i] | 0) {
                    case _util.OPS.rectangle:
                      x = args[j++];
                      y = args[j++];
                      var width = args[j++];
                      var height = args[j++];
  
                      if (width === 0) {
                        width = this.getSinglePixelWidth();
                      }
  
                      if (height === 0) {
                        height = this.getSinglePixelWidth();
                      }
  
                      var xw = x + width;
                      var yh = y + height;
                      this.ctx.moveTo(x, y);
                      this.ctx.lineTo(xw, y);
                      this.ctx.lineTo(xw, yh);
                      this.ctx.lineTo(x, yh);
                      this.ctx.lineTo(x, y);
                      this.ctx.closePath();
                      break;
  
                    case _util.OPS.moveTo:
                      x = args[j++];
                      y = args[j++];
                      ctx.moveTo(x, y);
                      break;
  
                    case _util.OPS.lineTo:
                      x = args[j++];
                      y = args[j++];
                      ctx.lineTo(x, y);
                      break;
  
                    case _util.OPS.curveTo:
                      x = args[j + 4];
                      y = args[j + 5];
                      ctx.bezierCurveTo(args[j], args[j + 1], args[j + 2], args[j + 3], x, y);
                      j += 6;
                      break;
  
                    case _util.OPS.curveTo2:
                      ctx.bezierCurveTo(x, y, args[j], args[j + 1], args[j + 2], args[j + 3]);
                      x = args[j + 2];
                      y = args[j + 3];
                      j += 4;
                      break;
  
                    case _util.OPS.curveTo3:
                      x = args[j + 2];
                      y = args[j + 3];
                      ctx.bezierCurveTo(args[j], args[j + 1], x, y, x, y);
                      j += 4;
                      break;
  
                    case _util.OPS.closePath:
                      ctx.closePath();
                      break;
                  }
                }
  
                current.setCurrentPoint(x, y);
              },
              closePath: function CanvasGraphics_closePath() {
                this.ctx.closePath();
              },
              stroke: function CanvasGraphics_stroke(consumePath) {
                consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
                var ctx = this.ctx;
                var strokeColor = this.current.strokeColor;
                ctx.globalAlpha = this.current.strokeAlpha;
  
                if (strokeColor && strokeColor.hasOwnProperty('type') && strokeColor.type === 'Pattern') {
                  ctx.save();
                  var transform = ctx.mozCurrentTransform;
  
                  var scale = _util.Util.singularValueDecompose2dScale(transform)[0];
  
                  ctx.strokeStyle = strokeColor.getPattern(ctx, this);
                  ctx.lineWidth = Math.max(this.getSinglePixelWidth() * MIN_WIDTH_FACTOR, this.current.lineWidth * scale);
                  ctx.stroke();
                  ctx.restore();
                } else {
                  ctx.lineWidth = Math.max(this.getSinglePixelWidth() * MIN_WIDTH_FACTOR, this.current.lineWidth);
                  ctx.stroke();
                }
  
                if (consumePath) {
                  this.consumePath();
                }
  
                ctx.globalAlpha = this.current.fillAlpha;
              },
              closeStroke: function CanvasGraphics_closeStroke() {
                this.closePath();
                this.stroke();
              },
              fill: function CanvasGraphics_fill(consumePath) {
                consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
                var ctx = this.ctx;
                var fillColor = this.current.fillColor;
                var isPatternFill = this.current.patternFill;
                var needRestore = false;
  
                if (isPatternFill) {
                  ctx.save();
  
                  if (this.baseTransform) {
                    ctx.setTransform.apply(ctx, this.baseTransform);
                  }
  
                  ctx.fillStyle = fillColor.getPattern(ctx, this);
                  needRestore = true;
                }
  
                if (this.pendingEOFill) {
                  ctx.fill('evenodd');
                  this.pendingEOFill = false;
                } else {
                  ctx.fill();
                }
  
                if (needRestore) {
                  ctx.restore();
                }
  
                if (consumePath) {
                  this.consumePath();
                }
              },
              eoFill: function CanvasGraphics_eoFill() {
                this.pendingEOFill = true;
                this.fill();
              },
              fillStroke: function CanvasGraphics_fillStroke() {
                this.fill(false);
                this.stroke(false);
                this.consumePath();
              },
              eoFillStroke: function CanvasGraphics_eoFillStroke() {
                this.pendingEOFill = true;
                this.fillStroke();
              },
              closeFillStroke: function CanvasGraphics_closeFillStroke() {
                this.closePath();
                this.fillStroke();
              },
              closeEOFillStroke: function CanvasGraphics_closeEOFillStroke() {
                this.pendingEOFill = true;
                this.closePath();
                this.fillStroke();
              },
              endPath: function CanvasGraphics_endPath() {
                this.consumePath();
              },
              clip: function CanvasGraphics_clip() {
                this.pendingClip = NORMAL_CLIP;
              },
              eoClip: function CanvasGraphics_eoClip() {
                this.pendingClip = EO_CLIP;
              },
              beginText: function CanvasGraphics_beginText() {
                this.current.textMatrix = _util.IDENTITY_MATRIX;
                this.current.textMatrixScale = 1;
                this.current.x = this.current.lineX = 0;
                this.current.y = this.current.lineY = 0;
              },
              endText: function CanvasGraphics_endText() {
                var paths = this.pendingTextPaths;
                var ctx = this.ctx;
  
                if (paths === undefined) {
                  ctx.beginPath();
                  return;
                }
  
                ctx.save();
                ctx.beginPath();
  
                for (var i = 0; i < paths.length; i++) {
                  var path = paths[i];
                  ctx.setTransform.apply(ctx, path.transform);
                  ctx.translate(path.x, path.y);
                  path.addToPath(ctx, path.fontSize);
                }
  
                ctx.restore();
                ctx.clip();
                ctx.beginPath();
                delete this.pendingTextPaths;
              },
              setCharSpacing: function CanvasGraphics_setCharSpacing(spacing) {
                this.current.charSpacing = spacing;
              },
              setWordSpacing: function CanvasGraphics_setWordSpacing(spacing) {
                this.current.wordSpacing = spacing;
              },
              setHScale: function CanvasGraphics_setHScale(scale) {
                this.current.textHScale = scale / 100;
              },
              setLeading: function CanvasGraphics_setLeading(leading) {
                this.current.leading = -leading;
              },
              setFont: function CanvasGraphics_setFont(fontRefName, size) {
                var fontObj = this.commonObjs.get(fontRefName);
                var current = this.current;
  
                if (!fontObj) {
                  throw new Error("Can't find font for ".concat(fontRefName));
                }
  
                current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : _util.FONT_IDENTITY_MATRIX;
  
                if (current.fontMatrix[0] === 0 || current.fontMatrix[3] === 0) {
                  (0, _util.warn)('Invalid font matrix for font ' + fontRefName);
                }
  
                if (size < 0) {
                  size = -size;
                  current.fontDirection = -1;
                } else {
                  current.fontDirection = 1;
                }
  
                this.current.font = fontObj;
                this.current.fontSize = size;
  
                if (fontObj.isType3Font) {
                  return;
                }
  
                var name = fontObj.loadedName || 'sans-serif';
                var bold = fontObj.black ? '900' : fontObj.bold ? 'bold' : 'normal';
                var italic = fontObj.italic ? 'italic' : 'normal';
                var typeface = "\"".concat(name, "\", ").concat(fontObj.fallbackName);
                var browserFontSize = size < MIN_FONT_SIZE ? MIN_FONT_SIZE : size > MAX_FONT_SIZE ? MAX_FONT_SIZE : size;
                this.current.fontSizeScale = size / browserFontSize;
                this.ctx.font = "".concat(italic, " ").concat(bold, " ").concat(browserFontSize, "px ").concat(typeface);
              },
              setTextRenderingMode: function CanvasGraphics_setTextRenderingMode(mode) {
                this.current.textRenderingMode = mode;
              },
              setTextRise: function CanvasGraphics_setTextRise(rise) {
                this.current.textRise = rise;
              },
              moveText: function CanvasGraphics_moveText(x, y) {
                this.current.x = this.current.lineX += x;
                this.current.y = this.current.lineY += y;
              },
              setLeadingMoveText: function CanvasGraphics_setLeadingMoveText(x, y) {
                this.setLeading(-y);
                this.moveText(x, y);
              },
              setTextMatrix: function CanvasGraphics_setTextMatrix(a, b, c, d, e, f) {
                this.current.textMatrix = [a, b, c, d, e, f];
                this.current.textMatrixScale = Math.sqrt(a * a + b * b);
                this.current.x = this.current.lineX = 0;
                this.current.y = this.current.lineY = 0;
              },
              nextLine: function CanvasGraphics_nextLine() {
                this.moveText(0, this.current.leading);
              },
              paintChar: function paintChar(character, x, y, patternTransform) {
                var ctx = this.ctx;
                var current = this.current;
                var font = current.font;
                var textRenderingMode = current.textRenderingMode;
                var fontSize = current.fontSize / current.fontSizeScale;
                var fillStrokeMode = textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK;
                var isAddToPathSet = !!(textRenderingMode & _util.TextRenderingMode.ADD_TO_PATH_FLAG);
                var patternFill = current.patternFill && font.data;
                var addToPath;
  
                if (font.disableFontFace || isAddToPathSet || patternFill) {
                  addToPath = font.getPathGenerator(this.commonObjs, character);
                }
  
                if (font.disableFontFace || patternFill) {
                  ctx.save();
                  ctx.translate(x, y);
                  ctx.beginPath();
                  addToPath(ctx, fontSize);
  
                  if (patternTransform) {
                    ctx.setTransform.apply(ctx, patternTransform);
                  }
  
                  if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
                    ctx.fill();
                  }
  
                  if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
                    ctx.stroke();
                  }
  
                  ctx.restore();
                } else {
                  if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
                    ctx.fillText(character, x, y);
                  }
  
                  if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
                    ctx.strokeText(character, x, y);
                  }
                }
  
                if (isAddToPathSet) {
                  var paths = this.pendingTextPaths || (this.pendingTextPaths = []);
                  paths.push({
                    transform: ctx.mozCurrentTransform,
                    x: x,
                    y: y,
                    fontSize: fontSize,
                    addToPath: addToPath
                  });
                }
              },
  
              get isFontSubpixelAAEnabled() {
                var _this$cachedCanvases$ = this.cachedCanvases.getCanvas('isFontSubpixelAAEnabled', 10, 10),
                  ctx = _this$cachedCanvases$.context;
  
                ctx.scale(1.5, 1);
                ctx.fillText('I', 0, 10);
                var data = ctx.getImageData(0, 0, 10, 10).data;
                var enabled = false;
  
                for (var i = 3; i < data.length; i += 4) {
                  if (data[i] > 0 && data[i] < 255) {
                    enabled = true;
                    break;
                  }
                }
  
                return (0, _util.shadow)(this, 'isFontSubpixelAAEnabled', enabled);
              },
  
              showText: function CanvasGraphics_showText(glyphs) {
                var current = this.current;
                var font = current.font;
  
                if (font.isType3Font) {
                  return this.showType3Text(glyphs);
                }
  
                var fontSize = current.fontSize;
  
                if (fontSize === 0) {
                  return undefined;
                }
  
                var ctx = this.ctx;
                var fontSizeScale = current.fontSizeScale;
                var charSpacing = current.charSpacing;
                var wordSpacing = current.wordSpacing;
                var fontDirection = current.fontDirection;
                var textHScale = current.textHScale * fontDirection;
                var glyphsLength = glyphs.length;
                var vertical = font.vertical;
                var spacingDir = vertical ? 1 : -1;
                var defaultVMetrics = font.defaultVMetrics;
                var widthAdvanceScale = fontSize * current.fontMatrix[0];
                var simpleFillText = current.textRenderingMode === _util.TextRenderingMode.FILL && !font.disableFontFace && !current.patternFill;
                ctx.save();
                var patternTransform;
  
                if (current.patternFill) {
                  ctx.save();
                  var pattern = current.fillColor.getPattern(ctx, this);
                  patternTransform = ctx.mozCurrentTransform;
                  ctx.restore();
                  ctx.fillStyle = pattern;
                }
  
                ctx.transform.apply(ctx, current.textMatrix);
                ctx.translate(current.x, current.y + current.textRise);
  
                if (fontDirection > 0) {
                  ctx.scale(textHScale, -1);
                } else {
                  ctx.scale(textHScale, 1);
                }
  
                var lineWidth = current.lineWidth;
                var scale = current.textMatrixScale;
  
                if (scale === 0 || lineWidth === 0) {
                  var fillStrokeMode = current.textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK;
  
                  if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
                    this._cachedGetSinglePixelWidth = null;
                    lineWidth = this.getSinglePixelWidth() * MIN_WIDTH_FACTOR;
                  }
                } else {
                  lineWidth /= scale;
                }
  
                if (fontSizeScale !== 1.0) {
                  ctx.scale(fontSizeScale, fontSizeScale);
                  lineWidth /= fontSizeScale;
                }
  
                ctx.lineWidth = lineWidth;
                var x = 0,
                  i;
  
                for (i = 0; i < glyphsLength; ++i) {
                  var glyph = glyphs[i];
  
                  if ((0, _util.isNum)(glyph)) {
                    x += spacingDir * glyph * fontSize / 1000;
                    continue;
                  }
  
                  var restoreNeeded = false;
                  var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
                  var character = glyph.fontChar;
                  var accent = glyph.accent;
                  var scaledX, scaledY, scaledAccentX, scaledAccentY;
                  var width = glyph.width;
  
                  if (vertical) {
                    var vmetric, vx, vy;
                    vmetric = glyph.vmetric || defaultVMetrics;
                    vx = glyph.vmetric ? vmetric[1] : width * 0.5;
                    vx = -vx * widthAdvanceScale;
                    vy = vmetric[2] * widthAdvanceScale;
                    width = vmetric ? -vmetric[0] : width;
                    scaledX = vx / fontSizeScale;
                    scaledY = (x + vy) / fontSizeScale;
                  } else {
                    scaledX = x / fontSizeScale;
                    scaledY = 0;
                  }
  
                  if (font.remeasure && width > 0) {
                    var measuredWidth = ctx.measureText(character).width * 1000 / fontSize * fontSizeScale;
  
                    if (width < measuredWidth && this.isFontSubpixelAAEnabled) {
                      var characterScaleX = width / measuredWidth;
                      restoreNeeded = true;
                      ctx.save();
                      ctx.scale(characterScaleX, 1);
                      scaledX /= characterScaleX;
                    } else if (width !== measuredWidth) {
                      scaledX += (width - measuredWidth) / 2000 * fontSize / fontSizeScale;
                    }
                  }
  
                  if (glyph.isInFont || font.missingFile) {
                    if (simpleFillText && !accent) {
                      ctx.fillText(character, scaledX, scaledY);
                    } else {
                      this.paintChar(character, scaledX, scaledY, patternTransform);
  
                      if (accent) {
                        scaledAccentX = scaledX + accent.offset.x / fontSizeScale;
                        scaledAccentY = scaledY - accent.offset.y / fontSizeScale;
                        this.paintChar(accent.fontChar, scaledAccentX, scaledAccentY, patternTransform);
                      }
                    }
                  }
  
                  var charWidth = width * widthAdvanceScale + spacing * fontDirection;
                  x += charWidth;
  
                  if (restoreNeeded) {
                    ctx.restore();
                  }
                }
  
                if (vertical) {
                  current.y -= x * textHScale;
                } else {
                  current.x += x * textHScale;
                }
  
                ctx.restore();
              },
              showType3Text: function CanvasGraphics_showType3Text(glyphs) {
                var ctx = this.ctx;
                var current = this.current;
                var font = current.font;
                var fontSize = current.fontSize;
                var fontDirection = current.fontDirection;
                var spacingDir = font.vertical ? 1 : -1;
                var charSpacing = current.charSpacing;
                var wordSpacing = current.wordSpacing;
                var textHScale = current.textHScale * fontDirection;
                var fontMatrix = current.fontMatrix || _util.FONT_IDENTITY_MATRIX;
                var glyphsLength = glyphs.length;
                var isTextInvisible = current.textRenderingMode === _util.TextRenderingMode.INVISIBLE;
                var i, glyph, width, spacingLength;
  
                if (isTextInvisible || fontSize === 0) {
                  return;
                }
  
                this._cachedGetSinglePixelWidth = null;
                ctx.save();
                ctx.transform.apply(ctx, current.textMatrix);
                ctx.translate(current.x, current.y);
                ctx.scale(textHScale, fontDirection);
  
                for (i = 0; i < glyphsLength; ++i) {
                  glyph = glyphs[i];
  
                  if ((0, _util.isNum)(glyph)) {
                    spacingLength = spacingDir * glyph * fontSize / 1000;
                    this.ctx.translate(spacingLength, 0);
                    current.x += spacingLength * textHScale;
                    continue;
                  }
  
                  var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
                  var operatorList = font.charProcOperatorList[glyph.operatorListId];
  
                  if (!operatorList) {
                    (0, _util.warn)("Type3 character \"".concat(glyph.operatorListId, "\" is not available."));
                    continue;
                  }
  
                  this.processingType3 = glyph;
                  this.save();
                  ctx.scale(fontSize, fontSize);
                  ctx.transform.apply(ctx, fontMatrix);
                  this.executeOperatorList(operatorList);
                  this.restore();
  
                  var transformed = _util.Util.applyTransform([glyph.width, 0], fontMatrix);
  
                  width = transformed[0] * fontSize + spacing;
                  ctx.translate(width, 0);
                  current.x += width * textHScale;
                }
  
                ctx.restore();
                this.processingType3 = null;
              },
              setCharWidth: function CanvasGraphics_setCharWidth(xWidth, yWidth) {
              },
              setCharWidthAndBounds: function CanvasGraphics_setCharWidthAndBounds(xWidth, yWidth, llx, lly, urx, ury) {
                this.ctx.rect(llx, lly, urx - llx, ury - lly);
                this.clip();
                this.endPath();
              },
              getColorN_Pattern: function CanvasGraphics_getColorN_Pattern(IR) {
                var _this = this;
  
                var pattern;
  
                if (IR[0] === 'TilingPattern') {
                  var color = IR[1];
                  var baseTransform = this.baseTransform || this.ctx.mozCurrentTransform.slice();
                  var canvasGraphicsFactory = {
                    createCanvasGraphics: function createCanvasGraphics(ctx) {
                      return new CanvasGraphics(ctx, _this.commonObjs, _this.objs, _this.canvasFactory, _this.webGLContext);
                    }
                  };
                  pattern = new _pattern_helper.TilingPattern(IR, color, this.ctx, canvasGraphicsFactory, baseTransform);
                } else {
                  pattern = (0, _pattern_helper.getShadingPatternFromIR)(IR);
                }
  
                return pattern;
              },
              setStrokeColorN: function CanvasGraphics_setStrokeColorN() {
                this.current.strokeColor = this.getColorN_Pattern(arguments);
              },
              setFillColorN: function CanvasGraphics_setFillColorN() {
                this.current.fillColor = this.getColorN_Pattern(arguments);
                this.current.patternFill = true;
              },
              setStrokeRGBColor: function CanvasGraphics_setStrokeRGBColor(r, g, b) {
                var color = _util.Util.makeCssRgb(r, g, b);
  
                this.ctx.strokeStyle = color;
                this.current.strokeColor = color;
              },
              setFillRGBColor: function CanvasGraphics_setFillRGBColor(r, g, b) {
                var color = _util.Util.makeCssRgb(r, g, b);
  
                this.ctx.fillStyle = color;
                this.current.fillColor = color;
                this.current.patternFill = false;
              },
              shadingFill: function CanvasGraphics_shadingFill(patternIR) {
                var ctx = this.ctx;
                this.save();
                var pattern = (0, _pattern_helper.getShadingPatternFromIR)(patternIR);
                ctx.fillStyle = pattern.getPattern(ctx, this, true);
                var inv = ctx.mozCurrentTransformInverse;
  
                if (inv) {
                  var canvas = ctx.canvas;
                  var width = canvas.width;
                  var height = canvas.height;
  
                  var bl = _util.Util.applyTransform([0, 0], inv);
  
                  var br = _util.Util.applyTransform([0, height], inv);
  
                  var ul = _util.Util.applyTransform([width, 0], inv);
  
                  var ur = _util.Util.applyTransform([width, height], inv);
  
                  var x0 = Math.min(bl[0], br[0], ul[0], ur[0]);
                  var y0 = Math.min(bl[1], br[1], ul[1], ur[1]);
                  var x1 = Math.max(bl[0], br[0], ul[0], ur[0]);
                  var y1 = Math.max(bl[1], br[1], ul[1], ur[1]);
                  this.ctx.fillRect(x0, y0, x1 - x0, y1 - y0);
                } else {
                  this.ctx.fillRect(-1e10, -1e10, 2e10, 2e10);
                }
  
                this.restore();
              },
              beginInlineImage: function CanvasGraphics_beginInlineImage() {
                (0, _util.unreachable)('Should not call beginInlineImage');
              },
              beginImageData: function CanvasGraphics_beginImageData() {
                (0, _util.unreachable)('Should not call beginImageData');
              },
              paintFormXObjectBegin: function CanvasGraphics_paintFormXObjectBegin(matrix, bbox) {
                this.save();
                this.baseTransformStack.push(this.baseTransform);
  
                if (Array.isArray(matrix) && matrix.length === 6) {
                  this.transform.apply(this, matrix);
                }
  
                this.baseTransform = this.ctx.mozCurrentTransform;
  
                if (bbox) {
                  var width = bbox[2] - bbox[0];
                  var height = bbox[3] - bbox[1];
                  this.ctx.rect(bbox[0], bbox[1], width, height);
                  this.clip();
                  this.endPath();
                }
              },
              paintFormXObjectEnd: function CanvasGraphics_paintFormXObjectEnd() {
                this.restore();
                this.baseTransform = this.baseTransformStack.pop();
              },
              beginGroup: function CanvasGraphics_beginGroup(group) {
                this.save();
                var currentCtx = this.ctx;
  
                if (!group.isolated) {
                  (0, _util.info)('TODO: Support non-isolated groups.');
                }
  
                if (group.knockout) {
                  (0, _util.warn)('Knockout groups not supported.');
                }
  
                var currentTransform = currentCtx.mozCurrentTransform;
  
                if (group.matrix) {
                  currentCtx.transform.apply(currentCtx, group.matrix);
                }
  
                if (!group.bbox) {
                  throw new Error('Bounding box is required.');
                }
  
                var bounds = _util.Util.getAxialAlignedBoundingBox(group.bbox, currentCtx.mozCurrentTransform);
  
                var canvasBounds = [0, 0, currentCtx.canvas.width, currentCtx.canvas.height];
                bounds = _util.Util.intersect(bounds, canvasBounds) || [0, 0, 0, 0];
                var offsetX = Math.floor(bounds[0]);
                var offsetY = Math.floor(bounds[1]);
                var drawnWidth = Math.max(Math.ceil(bounds[2]) - offsetX, 1);
                var drawnHeight = Math.max(Math.ceil(bounds[3]) - offsetY, 1);
                var scaleX = 1,
                  scaleY = 1;
  
                if (drawnWidth > MAX_GROUP_SIZE) {
                  scaleX = drawnWidth / MAX_GROUP_SIZE;
                  drawnWidth = MAX_GROUP_SIZE;
                }
  
                if (drawnHeight > MAX_GROUP_SIZE) {
                  scaleY = drawnHeight / MAX_GROUP_SIZE;
                  drawnHeight = MAX_GROUP_SIZE;
                }
  
                var cacheId = 'groupAt' + this.groupLevel;
  
                if (group.smask) {
                  cacheId += '_smask_' + this.smaskCounter++ % 2;
                }
  
                var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
                var groupCtx = scratchCanvas.context;
                groupCtx.scale(1 / scaleX, 1 / scaleY);
                groupCtx.translate(-offsetX, -offsetY);
                groupCtx.transform.apply(groupCtx, currentTransform);
  
                if (group.smask) {
                  this.smaskStack.push({
                    canvas: scratchCanvas.canvas,
                    context: groupCtx,
                    offsetX: offsetX,
                    offsetY: offsetY,
                    scaleX: scaleX,
                    scaleY: scaleY,
                    subtype: group.smask.subtype,
                    backdrop: group.smask.backdrop,
                    transferMap: group.smask.transferMap || null,
                    startTransformInverse: null
                  });
                } else {
                  currentCtx.setTransform(1, 0, 0, 1, 0, 0);
                  currentCtx.translate(offsetX, offsetY);
                  currentCtx.scale(scaleX, scaleY);
                }
  
                copyCtxState(currentCtx, groupCtx);
                this.ctx = groupCtx;
                this.setGState([['BM', 'source-over'], ['ca', 1], ['CA', 1]]);
                this.groupStack.push(currentCtx);
                this.groupLevel++;
                this.current.activeSMask = null;
              },
              endGroup: function CanvasGraphics_endGroup(group) {
                this.groupLevel--;
                var groupCtx = this.ctx;
                this.ctx = this.groupStack.pop();
  
                if (this.ctx.imageSmoothingEnabled !== undefined) {
                  this.ctx.imageSmoothingEnabled = false;
                } else {
                  this.ctx.mozImageSmoothingEnabled = false;
                }
  
                if (group.smask) {
                  this.tempSMask = this.smaskStack.pop();
                } else {
                  this.ctx.drawImage(groupCtx.canvas, 0, 0);
                }
  
                this.restore();
              },
              beginAnnotations: function CanvasGraphics_beginAnnotations() {
                this.save();
  
                if (this.baseTransform) {
                  this.ctx.setTransform.apply(this.ctx, this.baseTransform);
                }
              },
              endAnnotations: function CanvasGraphics_endAnnotations() {
                this.restore();
              },
              beginAnnotation: function CanvasGraphics_beginAnnotation(rect, transform, matrix) {
                this.save();
                resetCtxToDefault(this.ctx);
                this.current = new CanvasExtraState();
  
                if (Array.isArray(rect) && rect.length === 4) {
                  var width = rect[2] - rect[0];
                  var height = rect[3] - rect[1];
                  this.ctx.rect(rect[0], rect[1], width, height);
                  this.clip();
                  this.endPath();
                }
  
                this.transform.apply(this, transform);
                this.transform.apply(this, matrix);
              },
              endAnnotation: function CanvasGraphics_endAnnotation() {
                this.restore();
              },
              paintJpegXObject: function CanvasGraphics_paintJpegXObject(objId, w, h) {
                var domImage = this.processingType3 ? this.commonObjs.get(objId) : this.objs.get(objId);
  
                if (!domImage) {
                  (0, _util.warn)('Dependent image isn\'t ready yet');
                  return;
                }
  
                this.save();
                var ctx = this.ctx;
                ctx.scale(1 / w, -1 / h);
                ctx.drawImage(domImage, 0, 0, domImage.width, domImage.height, 0, -h, w, h);
  
                if (this.imageLayer) {
                  var currentTransform = ctx.mozCurrentTransformInverse;
                  var position = this.getCanvasPosition(0, 0);
                  this.imageLayer.appendImage({
                    objId: objId,
                    left: position[0],
                    top: position[1],
                    width: w / currentTransform[0],
                    height: h / currentTransform[3]
                  });
                }
  
                this.restore();
              },
              paintImageMaskXObject: function CanvasGraphics_paintImageMaskXObject(img) {
                var ctx = this.ctx;
                var width = img.width,
                  height = img.height;
                var fillColor = this.current.fillColor;
                var isPatternFill = this.current.patternFill;
                var glyph = this.processingType3;
  
                if (COMPILE_TYPE3_GLYPHS && glyph && glyph.compiled === undefined) {
                  if (width <= MAX_SIZE_TO_COMPILE && height <= MAX_SIZE_TO_COMPILE) {
                    glyph.compiled = compileType3Glyph({
                      data: img.data,
                      width: width,
                      height: height
                    });
                  } else {
                    glyph.compiled = null;
                  }
                }
  
                if (glyph && glyph.compiled) {
                  glyph.compiled(ctx);
                  return;
                }
  
                var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
                var maskCtx = maskCanvas.context;
                maskCtx.save();
                putBinaryImageMask(maskCtx, img);
                maskCtx.globalCompositeOperation = 'source-in';
                maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
                maskCtx.fillRect(0, 0, width, height);
                maskCtx.restore();
                this.paintInlineImageXObject(maskCanvas.canvas);
              },
              paintImageMaskXObjectRepeat: function CanvasGraphics_paintImageMaskXObjectRepeat(imgData, scaleX, scaleY, positions) {
                var width = imgData.width;
                var height = imgData.height;
                var fillColor = this.current.fillColor;
                var isPatternFill = this.current.patternFill;
                var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
                var maskCtx = maskCanvas.context;
                maskCtx.save();
                putBinaryImageMask(maskCtx, imgData);
                maskCtx.globalCompositeOperation = 'source-in';
                maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
                maskCtx.fillRect(0, 0, width, height);
                maskCtx.restore();
                var ctx = this.ctx;
  
                for (var i = 0, ii = positions.length; i < ii; i += 2) {
                  ctx.save();
                  ctx.transform(scaleX, 0, 0, scaleY, positions[i], positions[i + 1]);
                  ctx.scale(1, -1);
                  ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
                  ctx.restore();
                }
              },
              paintImageMaskXObjectGroup: function CanvasGraphics_paintImageMaskXObjectGroup(images) {
                var ctx = this.ctx;
                var fillColor = this.current.fillColor;
                var isPatternFill = this.current.patternFill;
  
                for (var i = 0, ii = images.length; i < ii; i++) {
                  var image = images[i];
                  var width = image.width,
                    height = image.height;
                  var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
                  var maskCtx = maskCanvas.context;
                  maskCtx.save();
                  putBinaryImageMask(maskCtx, image);
                  maskCtx.globalCompositeOperation = 'source-in';
                  maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
                  maskCtx.fillRect(0, 0, width, height);
                  maskCtx.restore();
                  ctx.save();
                  ctx.transform.apply(ctx, image.transform);
                  ctx.scale(1, -1);
                  ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
                  ctx.restore();
                }
              },
              paintImageXObject: function CanvasGraphics_paintImageXObject(objId) {
                var imgData = this.processingType3 ? this.commonObjs.get(objId) : this.objs.get(objId);
  
                if (!imgData) {
                  (0, _util.warn)('Dependent image isn\'t ready yet');
                  return;
                }
  
                this.paintInlineImageXObject(imgData);
              },
              paintImageXObjectRepeat: function CanvasGraphics_paintImageXObjectRepeat(objId, scaleX, scaleY, positions) {
                var imgData = this.processingType3 ? this.commonObjs.get(objId) : this.objs.get(objId);
  
                if (!imgData) {
                  (0, _util.warn)('Dependent image isn\'t ready yet');
                  return;
                }
  
                var width = imgData.width;
                var height = imgData.height;
                var map = [];
  
                for (var i = 0, ii = positions.length; i < ii; i += 2) {
                  map.push({
                    transform: [scaleX, 0, 0, scaleY, positions[i], positions[i + 1]],
                    x: 0,
                    y: 0,
                    w: width,
                    h: height
                  });
                }
  
                this.paintInlineImageXObjectGroup(imgData, map);
              },
              paintInlineImageXObject: function CanvasGraphics_paintInlineImageXObject(imgData) {
                var width = imgData.width;
                var height = imgData.height;
                var ctx = this.ctx;
                this.save();
                ctx.scale(1 / width, -1 / height);
                var currentTransform = ctx.mozCurrentTransformInverse;
                var a = currentTransform[0],
                  b = currentTransform[1];
                var widthScale = Math.max(Math.sqrt(a * a + b * b), 1);
                var c = currentTransform[2],
                  d = currentTransform[3];
                var heightScale = Math.max(Math.sqrt(c * c + d * d), 1);
                var imgToPaint, tmpCanvas;
  
                if (typeof HTMLElement === 'function' && imgData instanceof HTMLElement || !imgData.data) {
                  imgToPaint = imgData;
                } else {
                  tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', width, height);
                  var tmpCtx = tmpCanvas.context;
                  putBinaryImageData(tmpCtx, imgData);
                  imgToPaint = tmpCanvas.canvas;
                }
  
                var paintWidth = width,
                  paintHeight = height;
                var tmpCanvasId = 'prescale1';
  
                while (widthScale > 2 && paintWidth > 1 || heightScale > 2 && paintHeight > 1) {
                  var newWidth = paintWidth,
                    newHeight = paintHeight;
  
                  if (widthScale > 2 && paintWidth > 1) {
                    newWidth = Math.ceil(paintWidth / 2);
                    widthScale /= paintWidth / newWidth;
                  }
  
                  if (heightScale > 2 && paintHeight > 1) {
                    newHeight = Math.ceil(paintHeight / 2);
                    heightScale /= paintHeight / newHeight;
                  }
  
                  tmpCanvas = this.cachedCanvases.getCanvas(tmpCanvasId, newWidth, newHeight);
                  tmpCtx = tmpCanvas.context;
                  tmpCtx.clearRect(0, 0, newWidth, newHeight);
                  tmpCtx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, 0, newWidth, newHeight);
                  imgToPaint = tmpCanvas.canvas;
                  paintWidth = newWidth;
                  paintHeight = newHeight;
                  tmpCanvasId = tmpCanvasId === 'prescale1' ? 'prescale2' : 'prescale1';
                }
  
                ctx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, -height, width, height);
  
                if (this.imageLayer) {
                  var position = this.getCanvasPosition(0, -height);
                  this.imageLayer.appendImage({
                    imgData: imgData,
                    left: position[0],
                    top: position[1],
                    width: width / currentTransform[0],
                    height: height / currentTransform[3]
                  });
                }
  
                this.restore();
              },
              paintInlineImageXObjectGroup: function CanvasGraphics_paintInlineImageXObjectGroup(imgData, map) {
                var ctx = this.ctx;
                var w = imgData.width;
                var h = imgData.height;
                var tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', w, h);
                var tmpCtx = tmpCanvas.context;
                putBinaryImageData(tmpCtx, imgData);
  
                for (var i = 0, ii = map.length; i < ii; i++) {
                  var entry = map[i];
                  ctx.save();
                  ctx.transform.apply(ctx, entry.transform);
                  ctx.scale(1, -1);
                  ctx.drawImage(tmpCanvas.canvas, entry.x, entry.y, entry.w, entry.h, 0, -1, 1, 1);
  
                  if (this.imageLayer) {
                    var position = this.getCanvasPosition(entry.x, entry.y);
                    this.imageLayer.appendImage({
                      imgData: imgData,
                      left: position[0],
                      top: position[1],
                      width: w,
                      height: h
                    });
                  }
  
                  ctx.restore();
                }
              },
              paintSolidColorImageMask: function CanvasGraphics_paintSolidColorImageMask() {
                this.ctx.fillRect(0, 0, 1, 1);
              },
              paintXObject: function CanvasGraphics_paintXObject() {
                (0, _util.warn)('Unsupported \'paintXObject\' command.');
              },
              markPoint: function CanvasGraphics_markPoint(tag) {
              },
              markPointProps: function CanvasGraphics_markPointProps(tag, properties) {
              },
              beginMarkedContent: function CanvasGraphics_beginMarkedContent(tag) {
              },
              beginMarkedContentProps: function CanvasGraphics_beginMarkedContentProps(tag, properties) {
              },
              endMarkedContent: function CanvasGraphics_endMarkedContent() {
              },
              beginCompat: function CanvasGraphics_beginCompat() {
              },
              endCompat: function CanvasGraphics_endCompat() {
              },
              consumePath: function CanvasGraphics_consumePath() {
                var ctx = this.ctx;
  
                if (this.pendingClip) {
                  if (this.pendingClip === EO_CLIP) {
                    ctx.clip('evenodd');
                  } else {
                    ctx.clip();
                  }
  
                  this.pendingClip = null;
                }
  
                ctx.beginPath();
              },
              getSinglePixelWidth: function getSinglePixelWidth(scale) {
                if (this._cachedGetSinglePixelWidth === null) {
                  var inverse = this.ctx.mozCurrentTransformInverse;
                  this._cachedGetSinglePixelWidth = Math.sqrt(Math.max(inverse[0] * inverse[0] + inverse[1] * inverse[1], inverse[2] * inverse[2] + inverse[3] * inverse[3]));
                }
  
                return this._cachedGetSinglePixelWidth;
              },
              getCanvasPosition: function CanvasGraphics_getCanvasPosition(x, y) {
                var transform = this.ctx.mozCurrentTransform;
                return [transform[0] * x + transform[2] * y + transform[4], transform[1] * x + transform[3] * y + transform[5]];
              }
            };
  
            for (var op in _util.OPS) {
              CanvasGraphics.prototype[_util.OPS[op]] = CanvasGraphics.prototype[op];
            }
  
            return CanvasGraphics;
          }();
  
          exports.CanvasGraphics = CanvasGraphics;
  
          /***/
        }),
        /* 187 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.getShadingPatternFromIR = getShadingPatternFromIR;
          exports.TilingPattern = void 0;
  
          var _util = __w_pdfjs_require__(1);
  
          var ShadingIRs = {};
  
          function applyBoundingBox(ctx, bbox) {
            if (!bbox || typeof Path2D === 'undefined') {
              return;
            }
  
            var width = bbox[2] - bbox[0];
            var height = bbox[3] - bbox[1];
            var region = new Path2D();
            region.rect(bbox[0], bbox[1], width, height);
            ctx.clip(region);
          }
  
          ShadingIRs.RadialAxial = {
            fromIR: function RadialAxial_fromIR(raw) {
              var type = raw[1];
              var bbox = raw[2];
              var colorStops = raw[3];
              var p0 = raw[4];
              var p1 = raw[5];
              var r0 = raw[6];
              var r1 = raw[7];
              return {
                type: 'Pattern',
                getPattern: function RadialAxial_getPattern(ctx) {
                  applyBoundingBox(ctx, bbox);
                  var grad;
  
                  if (type === 'axial') {
                    grad = ctx.createLinearGradient(p0[0], p0[1], p1[0], p1[1]);
                  } else if (type === 'radial') {
                    grad = ctx.createRadialGradient(p0[0], p0[1], r0, p1[0], p1[1], r1);
                  }
  
                  for (var i = 0, ii = colorStops.length; i < ii; ++i) {
                    var c = colorStops[i];
                    grad.addColorStop(c[0], c[1]);
                  }
  
                  return grad;
                }
              };
            }
          };
  
          var createMeshCanvas = function createMeshCanvasClosure() {
            function drawTriangle(data, context, p1, p2, p3, c1, c2, c3) {
              var coords = context.coords,
                colors = context.colors;
              var bytes = data.data,
                rowSize = data.width * 4;
              var tmp;
  
              if (coords[p1 + 1] > coords[p2 + 1]) {
                tmp = p1;
                p1 = p2;
                p2 = tmp;
                tmp = c1;
                c1 = c2;
                c2 = tmp;
              }
  
              if (coords[p2 + 1] > coords[p3 + 1]) {
                tmp = p2;
                p2 = p3;
                p3 = tmp;
                tmp = c2;
                c2 = c3;
                c3 = tmp;
              }
  
              if (coords[p1 + 1] > coords[p2 + 1]) {
                tmp = p1;
                p1 = p2;
                p2 = tmp;
                tmp = c1;
                c1 = c2;
                c2 = tmp;
              }
  
              var x1 = (coords[p1] + context.offsetX) * context.scaleX;
              var y1 = (coords[p1 + 1] + context.offsetY) * context.scaleY;
              var x2 = (coords[p2] + context.offsetX) * context.scaleX;
              var y2 = (coords[p2 + 1] + context.offsetY) * context.scaleY;
              var x3 = (coords[p3] + context.offsetX) * context.scaleX;
              var y3 = (coords[p3 + 1] + context.offsetY) * context.scaleY;
  
              if (y1 >= y3) {
                return;
              }
  
              var c1r = colors[c1],
                c1g = colors[c1 + 1],
                c1b = colors[c1 + 2];
              var c2r = colors[c2],
                c2g = colors[c2 + 1],
                c2b = colors[c2 + 2];
              var c3r = colors[c3],
                c3g = colors[c3 + 1],
                c3b = colors[c3 + 2];
              var minY = Math.round(y1),
                maxY = Math.round(y3);
              var xa, car, cag, cab;
              var xb, cbr, cbg, cbb;
              var k;
  
              for (var y = minY; y <= maxY; y++) {
                if (y < y2) {
                  k = y < y1 ? 0 : y1 === y2 ? 1 : (y1 - y) / (y1 - y2);
                  xa = x1 - (x1 - x2) * k;
                  car = c1r - (c1r - c2r) * k;
                  cag = c1g - (c1g - c2g) * k;
                  cab = c1b - (c1b - c2b) * k;
                } else {
                  k = y > y3 ? 1 : y2 === y3 ? 0 : (y2 - y) / (y2 - y3);
                  xa = x2 - (x2 - x3) * k;
                  car = c2r - (c2r - c3r) * k;
                  cag = c2g - (c2g - c3g) * k;
                  cab = c2b - (c2b - c3b) * k;
                }
  
                k = y < y1 ? 0 : y > y3 ? 1 : (y1 - y) / (y1 - y3);
                xb = x1 - (x1 - x3) * k;
                cbr = c1r - (c1r - c3r) * k;
                cbg = c1g - (c1g - c3g) * k;
                cbb = c1b - (c1b - c3b) * k;
                var x1_ = Math.round(Math.min(xa, xb));
                var x2_ = Math.round(Math.max(xa, xb));
                var j = rowSize * y + x1_ * 4;
  
                for (var x = x1_; x <= x2_; x++) {
                  k = (xa - x) / (xa - xb);
                  k = k < 0 ? 0 : k > 1 ? 1 : k;
                  bytes[j++] = car - (car - cbr) * k | 0;
                  bytes[j++] = cag - (cag - cbg) * k | 0;
                  bytes[j++] = cab - (cab - cbb) * k | 0;
                  bytes[j++] = 255;
                }
              }
            }
  
            function drawFigure(data, figure, context) {
              var ps = figure.coords;
              var cs = figure.colors;
              var i, ii;
  
              switch (figure.type) {
                case 'lattice':
                  var verticesPerRow = figure.verticesPerRow;
                  var rows = Math.floor(ps.length / verticesPerRow) - 1;
                  var cols = verticesPerRow - 1;
  
                  for (i = 0; i < rows; i++) {
                    var q = i * verticesPerRow;
  
                    for (var j = 0; j < cols; j++, q++) {
                      drawTriangle(data, context, ps[q], ps[q + 1], ps[q + verticesPerRow], cs[q], cs[q + 1], cs[q + verticesPerRow]);
                      drawTriangle(data, context, ps[q + verticesPerRow + 1], ps[q + 1], ps[q + verticesPerRow], cs[q + verticesPerRow + 1], cs[q + 1], cs[q + verticesPerRow]);
                    }
                  }
  
                  break;
  
                case 'triangles':
                  for (i = 0, ii = ps.length; i < ii; i += 3) {
                    drawTriangle(data, context, ps[i], ps[i + 1], ps[i + 2], cs[i], cs[i + 1], cs[i + 2]);
                  }
  
                  break;
  
                default:
                  throw new Error('illegal figure');
              }
            }
  
            function createMeshCanvas(bounds, combinesScale, coords, colors, figures, backgroundColor, cachedCanvases, webGLContext) {
              var EXPECTED_SCALE = 1.1;
              var MAX_PATTERN_SIZE = 3000;
              var BORDER_SIZE = 2;
              var offsetX = Math.floor(bounds[0]);
              var offsetY = Math.floor(bounds[1]);
              var boundsWidth = Math.ceil(bounds[2]) - offsetX;
              var boundsHeight = Math.ceil(bounds[3]) - offsetY;
              var width = Math.min(Math.ceil(Math.abs(boundsWidth * combinesScale[0] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
              var height = Math.min(Math.ceil(Math.abs(boundsHeight * combinesScale[1] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
              var scaleX = boundsWidth / width;
              var scaleY = boundsHeight / height;
              var context = {
                coords: coords,
                colors: colors,
                offsetX: -offsetX,
                offsetY: -offsetY,
                scaleX: 1 / scaleX,
                scaleY: 1 / scaleY
              };
              var paddedWidth = width + BORDER_SIZE * 2;
              var paddedHeight = height + BORDER_SIZE * 2;
              var canvas, tmpCanvas, i, ii;
  
              if (webGLContext.isEnabled) {
                canvas = webGLContext.drawFigures({
                  width: width,
                  height: height,
                  backgroundColor: backgroundColor,
                  figures: figures,
                  context: context
                });
                tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
                tmpCanvas.context.drawImage(canvas, BORDER_SIZE, BORDER_SIZE);
                canvas = tmpCanvas.canvas;
              } else {
                tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
                var tmpCtx = tmpCanvas.context;
                var data = tmpCtx.createImageData(width, height);
  
                if (backgroundColor) {
                  var bytes = data.data;
  
                  for (i = 0, ii = bytes.length; i < ii; i += 4) {
                    bytes[i] = backgroundColor[0];
                    bytes[i + 1] = backgroundColor[1];
                    bytes[i + 2] = backgroundColor[2];
                    bytes[i + 3] = 255;
                  }
                }
  
                for (i = 0; i < figures.length; i++) {
                  drawFigure(data, figures[i], context);
                }
  
                tmpCtx.putImageData(data, BORDER_SIZE, BORDER_SIZE);
                canvas = tmpCanvas.canvas;
              }
  
              return {
                canvas: canvas,
                offsetX: offsetX - BORDER_SIZE * scaleX,
                offsetY: offsetY - BORDER_SIZE * scaleY,
                scaleX: scaleX,
                scaleY: scaleY
              };
            }
  
            return createMeshCanvas;
          }();
  
          ShadingIRs.Mesh = {
            fromIR: function Mesh_fromIR(raw) {
              var coords = raw[2];
              var colors = raw[3];
              var figures = raw[4];
              var bounds = raw[5];
              var matrix = raw[6];
              var bbox = raw[7];
              var background = raw[8];
              return {
                type: 'Pattern',
                getPattern: function Mesh_getPattern(ctx, owner, shadingFill) {
                  applyBoundingBox(ctx, bbox);
                  var scale;
  
                  if (shadingFill) {
                    scale = _util.Util.singularValueDecompose2dScale(ctx.mozCurrentTransform);
                  } else {
                    scale = _util.Util.singularValueDecompose2dScale(owner.baseTransform);
  
                    if (matrix) {
                      var matrixScale = _util.Util.singularValueDecompose2dScale(matrix);
  
                      scale = [scale[0] * matrixScale[0], scale[1] * matrixScale[1]];
                    }
                  }
  
                  var temporaryPatternCanvas = createMeshCanvas(bounds, scale, coords, colors, figures, shadingFill ? null : background, owner.cachedCanvases, owner.webGLContext);
  
                  if (!shadingFill) {
                    ctx.setTransform.apply(ctx, owner.baseTransform);
  
                    if (matrix) {
                      ctx.transform.apply(ctx, matrix);
                    }
                  }
  
                  ctx.translate(temporaryPatternCanvas.offsetX, temporaryPatternCanvas.offsetY);
                  ctx.scale(temporaryPatternCanvas.scaleX, temporaryPatternCanvas.scaleY);
                  return ctx.createPattern(temporaryPatternCanvas.canvas, 'no-repeat');
                }
              };
            }
          };
          ShadingIRs.Dummy = {
            fromIR: function Dummy_fromIR() {
              return {
                type: 'Pattern',
                getPattern: function Dummy_fromIR_getPattern() {
                  return 'hotpink';
                }
              };
            }
          };
  
          function getShadingPatternFromIR(raw) {
            var shadingIR = ShadingIRs[raw[0]];
  
            if (!shadingIR) {
              throw new Error("Unknown IR type: ".concat(raw[0]));
            }
  
            return shadingIR.fromIR(raw);
          }
  
          var TilingPattern = function TilingPatternClosure() {
            var PaintType = {
              COLORED: 1,
              UNCOLORED: 2
            };
            var MAX_PATTERN_SIZE = 3000;
  
            function TilingPattern(IR, color, ctx, canvasGraphicsFactory, baseTransform) {
              this.operatorList = IR[2];
              this.matrix = IR[3] || [1, 0, 0, 1, 0, 0];
              this.bbox = IR[4];
              this.xstep = IR[5];
              this.ystep = IR[6];
              this.paintType = IR[7];
              this.tilingType = IR[8];
              this.color = color;
              this.canvasGraphicsFactory = canvasGraphicsFactory;
              this.baseTransform = baseTransform;
              this.type = 'Pattern';
              this.ctx = ctx;
            }
  
            TilingPattern.prototype = {
              createPatternCanvas: function TilinPattern_createPatternCanvas(owner) {
                var operatorList = this.operatorList;
                var bbox = this.bbox;
                var xstep = this.xstep;
                var ystep = this.ystep;
                var paintType = this.paintType;
                var tilingType = this.tilingType;
                var color = this.color;
                var canvasGraphicsFactory = this.canvasGraphicsFactory;
                (0, _util.info)('TilingType: ' + tilingType);
                var x0 = bbox[0],
                  y0 = bbox[1],
                  x1 = bbox[2],
                  y1 = bbox[3];
  
                var matrixScale = _util.Util.singularValueDecompose2dScale(this.matrix);
  
                var curMatrixScale = _util.Util.singularValueDecompose2dScale(this.baseTransform);
  
                var combinedScale = [matrixScale[0] * curMatrixScale[0], matrixScale[1] * curMatrixScale[1]];
                var dimx = this.getSizeAndScale(xstep, this.ctx.canvas.width, combinedScale[0]);
                var dimy = this.getSizeAndScale(ystep, this.ctx.canvas.height, combinedScale[1]);
                var tmpCanvas = owner.cachedCanvases.getCanvas('pattern', dimx.size, dimy.size, true);
                var tmpCtx = tmpCanvas.context;
                var graphics = canvasGraphicsFactory.createCanvasGraphics(tmpCtx);
                graphics.groupLevel = owner.groupLevel;
                this.setFillAndStrokeStyleToContext(graphics, paintType, color);
                graphics.transform(dimx.scale, 0, 0, dimy.scale, 0, 0);
                graphics.transform(1, 0, 0, 1, -x0, -y0);
                this.clipBbox(graphics, bbox, x0, y0, x1, y1);
                graphics.executeOperatorList(operatorList);
                this.ctx.transform(1, 0, 0, 1, x0, y0);
                this.ctx.scale(1 / dimx.scale, 1 / dimy.scale);
                return tmpCanvas.canvas;
              },
              getSizeAndScale: function TilingPattern_getSizeAndScale(step, realOutputSize, scale) {
                step = Math.abs(step);
                var maxSize = Math.max(MAX_PATTERN_SIZE, realOutputSize);
                var size = Math.ceil(step * scale);
  
                if (size >= maxSize) {
                  size = maxSize;
                } else {
                  scale = size / step;
                }
  
                return {
                  scale: scale,
                  size: size
                };
              },
              clipBbox: function clipBbox(graphics, bbox, x0, y0, x1, y1) {
                if (Array.isArray(bbox) && bbox.length === 4) {
                  var bboxWidth = x1 - x0;
                  var bboxHeight = y1 - y0;
                  graphics.ctx.rect(x0, y0, bboxWidth, bboxHeight);
                  graphics.clip();
                  graphics.endPath();
                }
              },
              setFillAndStrokeStyleToContext: function setFillAndStrokeStyleToContext(graphics, paintType, color) {
                var context = graphics.ctx,
                  current = graphics.current;
  
                switch (paintType) {
                  case PaintType.COLORED:
                    var ctx = this.ctx;
                    context.fillStyle = ctx.fillStyle;
                    context.strokeStyle = ctx.strokeStyle;
                    current.fillColor = ctx.fillStyle;
                    current.strokeColor = ctx.strokeStyle;
                    break;
  
                  case PaintType.UNCOLORED:
                    var cssColor = _util.Util.makeCssRgb(color[0], color[1], color[2]);
  
                    context.fillStyle = cssColor;
                    context.strokeStyle = cssColor;
                    current.fillColor = cssColor;
                    current.strokeColor = cssColor;
                    break;
  
                  default:
                    throw new _util.FormatError("Unsupported paint type: ".concat(paintType));
                }
              },
              getPattern: function TilingPattern_getPattern(ctx, owner) {
                ctx = this.ctx;
                ctx.setTransform.apply(ctx, this.baseTransform);
                ctx.transform.apply(ctx, this.matrix);
                var temporaryPatternCanvas = this.createPatternCanvas(owner);
                return ctx.createPattern(temporaryPatternCanvas, 'repeat');
              }
            };
            return TilingPattern;
          }();
  
          exports.TilingPattern = TilingPattern;
  
          /***/
        }),
        /* 188 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.GlobalWorkerOptions = void 0;
          var GlobalWorkerOptions = Object.create(null);
          exports.GlobalWorkerOptions = GlobalWorkerOptions;
          GlobalWorkerOptions.workerPort = GlobalWorkerOptions.workerPort === undefined ? null : GlobalWorkerOptions.workerPort;
          GlobalWorkerOptions.workerSrc = GlobalWorkerOptions.workerSrc === undefined ? '' : GlobalWorkerOptions.workerSrc;
  
          /***/
        }),
        /* 189 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.MessageHandler = MessageHandler;
  
          var _util = __w_pdfjs_require__(1);
  
          function _typeof(obj) {
            if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
              _typeof = function _typeof(obj) {
                return typeof obj;
              };
            } else {
              _typeof = function _typeof(obj) {
                return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
              };
            }
            return _typeof(obj);
          }
  
          var StreamKind = {
            UNKNOWN: 0,
            CANCEL: 1,
            CANCEL_COMPLETE: 2,
            CLOSE: 3,
            ENQUEUE: 4,
            ERROR: 5,
            PULL: 6,
            PULL_COMPLETE: 7,
            START_COMPLETE: 8
          };
  
          function wrapReason(reason) {
            if (_typeof(reason) !== 'object') {
              return reason;
            }
  
            switch (reason.name) {
              case 'AbortException':
                return new _util.AbortException(reason.message);
  
              case 'MissingPDFException':
                return new _util.MissingPDFException(reason.message);
  
              case 'UnexpectedResponseException':
                return new _util.UnexpectedResponseException(reason.message, reason.status);
  
              case 'UnknownErrorException':
                return new _util.UnknownErrorException(reason.message, reason.details);
  
              default:
                return new _util.UnknownErrorException(reason.message, reason.toString());
            }
          }
  
          function MessageHandler(sourceName, targetName, comObj) {
            var _this = this;
  
            this.sourceName = sourceName;
            this.targetName = targetName;
            this.comObj = comObj;
            this.callbackId = 1;
            this.streamId = 1;
            this.postMessageTransfers = true;
            this.streamSinks = Object.create(null);
            this.streamControllers = Object.create(null);
            var callbacksCapabilities = this.callbacksCapabilities = Object.create(null);
            var ah = this.actionHandler = Object.create(null);
  
            this._onComObjOnMessage = function (event) {
              var data = event.data;
  
              if (data.targetName !== _this.sourceName) {
                return;
              }
  
              if (data.stream) {
                _this._processStreamMessage(data);
              } else if (data.isReply) {
                var callbackId = data.callbackId;
  
                if (data.callbackId in callbacksCapabilities) {
                  var callback = callbacksCapabilities[callbackId];
                  delete callbacksCapabilities[callbackId];
  
                  if ('reason' in data) {
                    callback.reject(wrapReason(data.reason));
                  } else {
                    callback.resolve(data.data);
                  }
                } else {
                  throw new Error("Cannot resolve callback ".concat(callbackId));
                }
              } else if (data.action in ah) {
                var action = ah[data.action];
  
                if (data.callbackId) {
                  var _sourceName = _this.sourceName;
                  var _targetName = data.sourceName;
                  new Promise(function (resolve) {
                    resolve(action(data.data));
                  }).then(function (result) {
                    comObj.postMessage({
                      sourceName: _sourceName,
                      targetName: _targetName,
                      isReply: true,
                      callbackId: data.callbackId,
                      data: result
                    });
                  }, function (reason) {
                    comObj.postMessage({
                      sourceName: _sourceName,
                      targetName: _targetName,
                      isReply: true,
                      callbackId: data.callbackId,
                      reason: wrapReason(reason)
                    });
                  });
                } else if (data.streamId) {
                  _this._createStreamSink(data);
                } else {
                  action(data.data);
                }
              } else {
                throw new Error("Unknown action from worker: ".concat(data.action));
              }
            };
  
            comObj.addEventListener('message', this._onComObjOnMessage);
          }
  
          MessageHandler.prototype = {
            on: function on(actionName, handler) {
              var ah = this.actionHandler;
  
              if (ah[actionName]) {
                throw new Error("There is already an actionName called \"".concat(actionName, "\""));
              }
  
              ah[actionName] = handler;
            },
            send: function send(actionName, data, transfers) {
              this.postMessage({
                sourceName: this.sourceName,
                targetName: this.targetName,
                action: actionName,
                data: data
              }, transfers);
            },
            sendWithPromise: function sendWithPromise(actionName, data, transfers) {
              var callbackId = this.callbackId++;
              var capability = (0, _util.createPromiseCapability)();
              this.callbacksCapabilities[callbackId] = capability;
  
              try {
                this.postMessage({
                  sourceName: this.sourceName,
                  targetName: this.targetName,
                  action: actionName,
                  callbackId: callbackId,
                  data: data
                }, transfers);
              } catch (ex) {
                capability.reject(ex);
              }
  
              return capability.promise;
            },
            sendWithStream: function sendWithStream(actionName, data, queueingStrategy, transfers) {
              var _this2 = this;
  
              var streamId = this.streamId++;
              var sourceName = this.sourceName;
              var targetName = this.targetName;
              var comObj = this.comObj;
              return new _util.ReadableStream({
                start: function start(controller) {
                  var startCapability = (0, _util.createPromiseCapability)();
                  _this2.streamControllers[streamId] = {
                    controller: controller,
                    startCall: startCapability,
                    pullCall: null,
                    cancelCall: null,
                    isClosed: false
                  };
  
                  _this2.postMessage({
                    sourceName: sourceName,
                    targetName: targetName,
                    action: actionName,
                    streamId: streamId,
                    data: data,
                    desiredSize: controller.desiredSize
                  }, transfers);
  
                  return startCapability.promise;
                },
                pull: function pull(controller) {
                  var pullCapability = (0, _util.createPromiseCapability)();
                  _this2.streamControllers[streamId].pullCall = pullCapability;
                  comObj.postMessage({
                    sourceName: sourceName,
                    targetName: targetName,
                    stream: StreamKind.PULL,
                    streamId: streamId,
                    desiredSize: controller.desiredSize
                  });
                  return pullCapability.promise;
                },
                cancel: function cancel(reason) {
                  (0, _util.assert)(reason instanceof Error, 'cancel must have a valid reason');
                  var cancelCapability = (0, _util.createPromiseCapability)();
                  _this2.streamControllers[streamId].cancelCall = cancelCapability;
                  _this2.streamControllers[streamId].isClosed = true;
                  comObj.postMessage({
                    sourceName: sourceName,
                    targetName: targetName,
                    stream: StreamKind.CANCEL,
                    streamId: streamId,
                    reason: wrapReason(reason)
                  });
                  return cancelCapability.promise;
                }
              }, queueingStrategy);
            },
            _createStreamSink: function _createStreamSink(data) {
              var self = this;
              var action = this.actionHandler[data.action];
              var streamId = data.streamId;
              var desiredSize = data.desiredSize;
              var sourceName = this.sourceName;
              var targetName = data.sourceName;
              var capability = (0, _util.createPromiseCapability)();
              var comObj = this.comObj;
              var streamSink = {
                enqueue: function enqueue(chunk) {
                  var size = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
                  var transfers = arguments.length > 2 ? arguments[2] : undefined;
  
                  if (this.isCancelled) {
                    return;
                  }
  
                  var lastDesiredSize = this.desiredSize;
                  this.desiredSize -= size;
  
                  if (lastDesiredSize > 0 && this.desiredSize <= 0) {
                    this.sinkCapability = (0, _util.createPromiseCapability)();
                    this.ready = this.sinkCapability.promise;
                  }
  
                  self.postMessage({
                    sourceName: sourceName,
                    targetName: targetName,
                    stream: StreamKind.ENQUEUE,
                    streamId: streamId,
                    chunk: chunk
                  }, transfers);
                },
                close: function close() {
                  if (this.isCancelled) {
                    return;
                  }
  
                  this.isCancelled = true;
                  comObj.postMessage({
                    sourceName: sourceName,
                    targetName: targetName,
                    stream: StreamKind.CLOSE,
                    streamId: streamId
                  });
                  delete self.streamSinks[streamId];
                },
                error: function error(reason) {
                  (0, _util.assert)(reason instanceof Error, 'error must have a valid reason');
  
                  if (this.isCancelled) {
                    return;
                  }
  
                  this.isCancelled = true;
                  comObj.postMessage({
                    sourceName: sourceName,
                    targetName: targetName,
                    stream: StreamKind.ERROR,
                    streamId: streamId,
                    reason: wrapReason(reason)
                  });
                },
                sinkCapability: capability,
                onPull: null,
                onCancel: null,
                isCancelled: false,
                desiredSize: desiredSize,
                ready: null
              };
              streamSink.sinkCapability.resolve();
              streamSink.ready = streamSink.sinkCapability.promise;
              this.streamSinks[streamId] = streamSink;
              new Promise(function (resolve) {
                resolve(action(data.data, streamSink));
              }).then(function () {
                comObj.postMessage({
                  sourceName: sourceName,
                  targetName: targetName,
                  stream: StreamKind.START_COMPLETE,
                  streamId: streamId,
                  success: true
                });
              }, function (reason) {
                comObj.postMessage({
                  sourceName: sourceName,
                  targetName: targetName,
                  stream: StreamKind.START_COMPLETE,
                  streamId: streamId,
                  reason: wrapReason(reason)
                });
              });
            },
            _processStreamMessage: function _processStreamMessage(data) {
              var _this3 = this;
  
              var sourceName = this.sourceName;
              var targetName = data.sourceName;
              var streamId = data.streamId;
              var comObj = this.comObj;
  
              var deleteStreamController = function deleteStreamController() {
                Promise.all([_this3.streamControllers[streamId].startCall, _this3.streamControllers[streamId].pullCall, _this3.streamControllers[streamId].cancelCall].map(function (capability) {
                  return capability && capability.promise["catch"](function () {
                  });
                })).then(function () {
                  delete _this3.streamControllers[streamId];
                });
              };
  
              switch (data.stream) {
                case StreamKind.START_COMPLETE:
                  if (data.success) {
                    this.streamControllers[streamId].startCall.resolve();
                  } else {
                    this.streamControllers[streamId].startCall.reject(wrapReason(data.reason));
                  }
  
                  break;
  
                case StreamKind.PULL_COMPLETE:
                  if (data.success) {
                    this.streamControllers[streamId].pullCall.resolve();
                  } else {
                    this.streamControllers[streamId].pullCall.reject(wrapReason(data.reason));
                  }
  
                  break;
  
                case StreamKind.PULL:
                  if (!this.streamSinks[streamId]) {
                    comObj.postMessage({
                      sourceName: sourceName,
                      targetName: targetName,
                      stream: StreamKind.PULL_COMPLETE,
                      streamId: streamId,
                      success: true
                    });
                    break;
                  }
  
                  if (this.streamSinks[streamId].desiredSize <= 0 && data.desiredSize > 0) {
                    this.streamSinks[streamId].sinkCapability.resolve();
                  }
  
                  this.streamSinks[streamId].desiredSize = data.desiredSize;
                  var onPull = this.streamSinks[data.streamId].onPull;
                  new Promise(function (resolve) {
                    resolve(onPull && onPull());
                  }).then(function () {
                    comObj.postMessage({
                      sourceName: sourceName,
                      targetName: targetName,
                      stream: StreamKind.PULL_COMPLETE,
                      streamId: streamId,
                      success: true
                    });
                  }, function (reason) {
                    comObj.postMessage({
                      sourceName: sourceName,
                      targetName: targetName,
                      stream: StreamKind.PULL_COMPLETE,
                      streamId: streamId,
                      reason: wrapReason(reason)
                    });
                  });
                  break;
  
                case StreamKind.ENQUEUE:
                  (0, _util.assert)(this.streamControllers[streamId], 'enqueue should have stream controller');
  
                  if (this.streamControllers[streamId].isClosed) {
                    break;
                  }
  
                  this.streamControllers[streamId].controller.enqueue(data.chunk);
                  break;
  
                case StreamKind.CLOSE:
                  (0, _util.assert)(this.streamControllers[streamId], 'close should have stream controller');
  
                  if (this.streamControllers[streamId].isClosed) {
                    break;
                  }
  
                  this.streamControllers[streamId].isClosed = true;
                  this.streamControllers[streamId].controller.close();
                  deleteStreamController();
                  break;
  
                case StreamKind.ERROR:
                  (0, _util.assert)(this.streamControllers[streamId], 'error should have stream controller');
                  this.streamControllers[streamId].controller.error(wrapReason(data.reason));
                  deleteStreamController();
                  break;
  
                case StreamKind.CANCEL_COMPLETE:
                  if (data.success) {
                    this.streamControllers[streamId].cancelCall.resolve();
                  } else {
                    this.streamControllers[streamId].cancelCall.reject(wrapReason(data.reason));
                  }
  
                  deleteStreamController();
                  break;
  
                case StreamKind.CANCEL:
                  if (!this.streamSinks[streamId]) {
                    break;
                  }
  
                  var onCancel = this.streamSinks[data.streamId].onCancel;
                  new Promise(function (resolve) {
                    resolve(onCancel && onCancel(wrapReason(data.reason)));
                  }).then(function () {
                    comObj.postMessage({
                      sourceName: sourceName,
                      targetName: targetName,
                      stream: StreamKind.CANCEL_COMPLETE,
                      streamId: streamId,
                      success: true
                    });
                  }, function (reason) {
                    comObj.postMessage({
                      sourceName: sourceName,
                      targetName: targetName,
                      stream: StreamKind.CANCEL_COMPLETE,
                      streamId: streamId,
                      reason: wrapReason(reason)
                    });
                  });
                  this.streamSinks[streamId].sinkCapability.reject(wrapReason(data.reason));
                  this.streamSinks[streamId].isCancelled = true;
                  delete this.streamSinks[streamId];
                  break;
  
                default:
                  throw new Error('Unexpected stream case');
              }
            },
            postMessage: function postMessage(message, transfers) {
              if (transfers && this.postMessageTransfers) {
                this.comObj.postMessage(message, transfers);
              } else {
                this.comObj.postMessage(message);
              }
            },
            destroy: function destroy() {
              this.comObj.removeEventListener('message', this._onComObjOnMessage);
            }
          };
  
          /***/
        }),
        /* 190 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.Metadata = void 0;
  
          var _util = __w_pdfjs_require__(1);
  
          var _xml_parser = __w_pdfjs_require__(191);
  
          function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
              throw new TypeError("Cannot call a class as a function");
            }
          }
  
          function _defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
              var descriptor = props[i];
              descriptor.enumerable = descriptor.enumerable || false;
              descriptor.configurable = true;
              if ("value" in descriptor) descriptor.writable = true;
              Object.defineProperty(target, descriptor.key, descriptor);
            }
          }
  
          function _createClass(Constructor, protoProps, staticProps) {
            if (protoProps) _defineProperties(Constructor.prototype, protoProps);
            if (staticProps) _defineProperties(Constructor, staticProps);
            return Constructor;
          }
  
          var Metadata =
            /*#__PURE__*/
            function () {
              function Metadata(data) {
                _classCallCheck(this, Metadata);
  
                (0, _util.assert)(typeof data === 'string', 'Metadata: input is not a string');
                data = this._repair(data);
                var parser = new _xml_parser.SimpleXMLParser();
                var xmlDocument = parser.parseFromString(data);
                this._metadata = Object.create(null);
  
                if (xmlDocument) {
                  this._parse(xmlDocument);
                }
              }
  
              _createClass(Metadata, [{
                key: "_repair",
                value: function _repair(data) {
                  return data.replace(/^([^<]+)/, '').replace(/>\\376\\377([^<]+)/g, function (all, codes) {
                    var bytes = codes.replace(/\\([0-3])([0-7])([0-7])/g, function (code, d1, d2, d3) {
                      return String.fromCharCode(d1 * 64 + d2 * 8 + d3 * 1);
                    }).replace(/&(amp|apos|gt|lt|quot);/g, function (str, name) {
                      switch (name) {
                        case 'amp':
                          return '&';
  
                        case 'apos':
                          return '\'';
  
                        case 'gt':
                          return '>';
  
                        case 'lt':
                          return '<';
  
                        case 'quot':
                          return '\"';
                      }
  
                      throw new Error("_repair: ".concat(name, " isn't defined."));
                    });
                    var chars = '';
  
                    for (var i = 0, ii = bytes.length; i < ii; i += 2) {
                      var code = bytes.charCodeAt(i) * 256 + bytes.charCodeAt(i + 1);
  
                      if (code >= 32 && code < 127 && code !== 60 && code !== 62 && code !== 38) {
                        chars += String.fromCharCode(code);
                      } else {
                        chars += '&#x' + (0x10000 + code).toString(16).substring(1) + ';';
                      }
                    }
  
                    return '>' + chars;
                  });
                }
              }, {
                key: "_parse",
                value: function _parse(xmlDocument) {
                  var rdf = xmlDocument.documentElement;
  
                  if (rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
                    rdf = rdf.firstChild;
  
                    while (rdf && rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
                      rdf = rdf.nextSibling;
                    }
                  }
  
                  var nodeName = rdf ? rdf.nodeName.toLowerCase() : null;
  
                  if (!rdf || nodeName !== 'rdf:rdf' || !rdf.hasChildNodes()) {
                    return;
                  }
  
                  var children = rdf.childNodes;
  
                  for (var i = 0, ii = children.length; i < ii; i++) {
                    var desc = children[i];
  
                    if (desc.nodeName.toLowerCase() !== 'rdf:description') {
                      continue;
                    }
  
                    for (var j = 0, jj = desc.childNodes.length; j < jj; j++) {
                      if (desc.childNodes[j].nodeName.toLowerCase() !== '#text') {
                        var entry = desc.childNodes[j];
                        var name = entry.nodeName.toLowerCase();
                        this._metadata[name] = entry.textContent.trim();
                      }
                    }
                  }
                }
              }, {
                key: "get",
                value: function get(name) {
                  var data = this._metadata[name];
                  return typeof data !== 'undefined' ? data : null;
                }
              }, {
                key: "getAll",
                value: function getAll() {
                  return this._metadata;
                }
              }, {
                key: "has",
                value: function has(name) {
                  return typeof this._metadata[name] !== 'undefined';
                }
              }]);
  
              return Metadata;
            }();
  
          exports.Metadata = Metadata;
  
          /***/
        }),
        /* 191 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.SimpleXMLParser = void 0;
  
          function _typeof(obj) {
            if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
              _typeof = function _typeof(obj) {
                return typeof obj;
              };
            } else {
              _typeof = function _typeof(obj) {
                return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
              };
            }
            return _typeof(obj);
          }
  
          function _slicedToArray(arr, i) {
            return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest();
          }
  
          function _nonIterableRest() {
            throw new TypeError("Invalid attempt to destructure non-iterable instance");
          }
  
          function _iterableToArrayLimit(arr, i) {
            if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) === "[object Arguments]")) {
              return;
            }
            var _arr = [];
            var _n = true;
            var _d = false;
            var _e = undefined;
            try {
              for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
                _arr.push(_s.value);
                if (i && _arr.length === i) break;
              }
            } catch (err) {
              _d = true;
              _e = err;
            } finally {
              try {
                if (!_n && _i["return"] != null) _i["return"]();
              } finally {
                if (_d) throw _e;
              }
            }
            return _arr;
          }
  
          function _arrayWithHoles(arr) {
            if (Array.isArray(arr)) return arr;
          }
  
          function _possibleConstructorReturn(self, call) {
            if (call && (_typeof(call) === "object" || typeof call === "function")) {
              return call;
            }
            return _assertThisInitialized(self);
          }
  
          function _assertThisInitialized(self) {
            if (self === void 0) {
              throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
            }
            return self;
          }
  
          function _get(target, property, receiver) {
            if (typeof Reflect !== "undefined" && Reflect.get) {
              _get = Reflect.get;
            } else {
              _get = function _get(target, property, receiver) {
                var base = _superPropBase(target, property);
                if (!base) return;
                var desc = Object.getOwnPropertyDescriptor(base, property);
                if (desc.get) {
                  return desc.get.call(receiver);
                }
                return desc.value;
              };
            }
            return _get(target, property, receiver || target);
          }
  
          function _superPropBase(object, property) {
            while (!Object.prototype.hasOwnProperty.call(object, property)) {
              object = _getPrototypeOf(object);
              if (object === null) break;
            }
            return object;
          }
  
          function _getPrototypeOf(o) {
            _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
              return o.__proto__ || Object.getPrototypeOf(o);
            };
            return _getPrototypeOf(o);
          }
  
          function _inherits(subClass, superClass) {
            if (typeof superClass !== "function" && superClass !== null) {
              throw new TypeError("Super expression must either be null or a function");
            }
            subClass.prototype = Object.create(superClass && superClass.prototype, {
              constructor: {
                value: subClass,
                writable: true,
                configurable: true
              }
            });
            if (superClass) _setPrototypeOf(subClass, superClass);
          }
  
          function _setPrototypeOf(o, p) {
            _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
              o.__proto__ = p;
              return o;
            };
            return _setPrototypeOf(o, p);
          }
  
          function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
              throw new TypeError("Cannot call a class as a function");
            }
          }
  
          function _defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
              var descriptor = props[i];
              descriptor.enumerable = descriptor.enumerable || false;
              descriptor.configurable = true;
              if ("value" in descriptor) descriptor.writable = true;
              Object.defineProperty(target, descriptor.key, descriptor);
            }
          }
  
          function _createClass(Constructor, protoProps, staticProps) {
            if (protoProps) _defineProperties(Constructor.prototype, protoProps);
            if (staticProps) _defineProperties(Constructor, staticProps);
            return Constructor;
          }
  
          var XMLParserErrorCode = {
            NoError: 0,
            EndOfDocument: -1,
            UnterminatedCdat: -2,
            UnterminatedXmlDeclaration: -3,
            UnterminatedDoctypeDeclaration: -4,
            UnterminatedComment: -5,
            MalformedElement: -6,
            OutOfMemory: -7,
            UnterminatedAttributeValue: -8,
            UnterminatedElement: -9,
            ElementNeverBegun: -10
          };
  
          function isWhitespace(s, index) {
            var ch = s[index];
            return ch === ' ' || ch === '\n' || ch === '\r' || ch === '\t';
          }
  
          function isWhitespaceString(s) {
            for (var i = 0, ii = s.length; i < ii; i++) {
              if (!isWhitespace(s, i)) {
                return false;
              }
            }
  
            return true;
          }
  
          var XMLParserBase =
            /*#__PURE__*/
            function () {
              function XMLParserBase() {
                _classCallCheck(this, XMLParserBase);
              }
  
              _createClass(XMLParserBase, [{
                key: "_resolveEntities",
                value: function _resolveEntities(s) {
                  var _this = this;
  
                  return s.replace(/&([^;]+);/g, function (all, entity) {
                    if (entity.substring(0, 2) === '#x') {
                      return String.fromCharCode(parseInt(entity.substring(2), 16));
                    } else if (entity.substring(0, 1) === '#') {
                      return String.fromCharCode(parseInt(entity.substring(1), 10));
                    }
  
                    switch (entity) {
                      case 'lt':
                        return '<';
  
                      case 'gt':
                        return '>';
  
                      case 'amp':
                        return '&';
  
                      case 'quot':
                        return '\"';
                    }
  
                    return _this.onResolveEntity(entity);
                  });
                }
              }, {
                key: "_parseContent",
                value: function _parseContent(s, start) {
                  var pos = start,
                    name,
                    attributes = [];
  
                  function skipWs() {
                    while (pos < s.length && isWhitespace(s, pos)) {
                      ++pos;
                    }
                  }
  
                  while (pos < s.length && !isWhitespace(s, pos) && s[pos] !== '>' && s[pos] !== '/') {
                    ++pos;
                  }
  
                  name = s.substring(start, pos);
                  skipWs();
  
                  while (pos < s.length && s[pos] !== '>' && s[pos] !== '/' && s[pos] !== '?') {
                    skipWs();
                    var attrName = '',
                      attrValue = '';
  
                    while (pos < s.length && !isWhitespace(s, pos) && s[pos] !== '=') {
                      attrName += s[pos];
                      ++pos;
                    }
  
                    skipWs();
  
                    if (s[pos] !== '=') {
                      return null;
                    }
  
                    ++pos;
                    skipWs();
                    var attrEndChar = s[pos];
  
                    if (attrEndChar !== '\"' && attrEndChar !== '\'') {
                      return null;
                    }
  
                    var attrEndIndex = s.indexOf(attrEndChar, ++pos);
  
                    if (attrEndIndex < 0) {
                      return null;
                    }
  
                    attrValue = s.substring(pos, attrEndIndex);
                    attributes.push({
                      name: attrName,
                      value: this._resolveEntities(attrValue)
                    });
                    pos = attrEndIndex + 1;
                    skipWs();
                  }
  
                  return {
                    name: name,
                    attributes: attributes,
                    parsed: pos - start
                  };
                }
              }, {
                key: "_parseProcessingInstruction",
                value: function _parseProcessingInstruction(s, start) {
                  var pos = start,
                    name,
                    value;
  
                  function skipWs() {
                    while (pos < s.length && isWhitespace(s, pos)) {
                      ++pos;
                    }
                  }
  
                  while (pos < s.length && !isWhitespace(s, pos) && s[pos] !== '>' && s[pos] !== '/') {
                    ++pos;
                  }
  
                  name = s.substring(start, pos);
                  skipWs();
                  var attrStart = pos;
  
                  while (pos < s.length && (s[pos] !== '?' || s[pos + 1] !== '>')) {
                    ++pos;
                  }
  
                  value = s.substring(attrStart, pos);
                  return {
                    name: name,
                    value: value,
                    parsed: pos - start
                  };
                }
              }, {
                key: "parseXml",
                value: function parseXml(s) {
                  var i = 0;
  
                  while (i < s.length) {
                    var ch = s[i];
                    var j = i;
  
                    if (ch === '<') {
                      ++j;
                      var ch2 = s[j];
                      var q = void 0;
  
                      switch (ch2) {
                        case '/':
                          ++j;
                          q = s.indexOf('>', j);
  
                          if (q < 0) {
                            this.onError(XMLParserErrorCode.UnterminatedElement);
                            return;
                          }
  
                          this.onEndElement(s.substring(j, q));
                          j = q + 1;
                          break;
  
                        case '?':
                          ++j;
  
                          var pi = this._parseProcessingInstruction(s, j);
  
                          if (s.substring(j + pi.parsed, j + pi.parsed + 2) !== '?>') {
                            this.onError(XMLParserErrorCode.UnterminatedXmlDeclaration);
                            return;
                          }
  
                          this.onPi(pi.name, pi.value);
                          j += pi.parsed + 2;
                          break;
  
                        case '!':
                          if (s.substring(j + 1, j + 3) === '--') {
                            q = s.indexOf('-->', j + 3);
  
                            if (q < 0) {
                              this.onError(XMLParserErrorCode.UnterminatedComment);
                              return;
                            }
  
                            this.onComment(s.substring(j + 3, q));
                            j = q + 3;
                          } else if (s.substring(j + 1, j + 8) === '[CDATA[') {
                            q = s.indexOf(']]>', j + 8);
  
                            if (q < 0) {
                              this.onError(XMLParserErrorCode.UnterminatedCdat);
                              return;
                            }
  
                            this.onCdata(s.substring(j + 8, q));
                            j = q + 3;
                          } else if (s.substring(j + 1, j + 8) === 'DOCTYPE') {
                            var q2 = s.indexOf('[', j + 8);
                            var complexDoctype = false;
                            q = s.indexOf('>', j + 8);
  
                            if (q < 0) {
                              this.onError(XMLParserErrorCode.UnterminatedDoctypeDeclaration);
                              return;
                            }
  
                            if (q2 > 0 && q > q2) {
                              q = s.indexOf(']>', j + 8);
  
                              if (q < 0) {
                                this.onError(XMLParserErrorCode.UnterminatedDoctypeDeclaration);
                                return;
                              }
  
                              complexDoctype = true;
                            }
  
                            var doctypeContent = s.substring(j + 8, q + (complexDoctype ? 1 : 0));
                            this.onDoctype(doctypeContent);
                            j = q + (complexDoctype ? 2 : 1);
                          } else {
                            this.onError(XMLParserErrorCode.MalformedElement);
                            return;
                          }
  
                          break;
  
                        default:
                          var content = this._parseContent(s, j);
  
                          if (content === null) {
                            this.onError(XMLParserErrorCode.MalformedElement);
                            return;
                          }
  
                          var isClosed = false;
  
                          if (s.substring(j + content.parsed, j + content.parsed + 2) === '/>') {
                            isClosed = true;
                          } else if (s.substring(j + content.parsed, j + content.parsed + 1) !== '>') {
                            this.onError(XMLParserErrorCode.UnterminatedElement);
                            return;
                          }
  
                          this.onBeginElement(content.name, content.attributes, isClosed);
                          j += content.parsed + (isClosed ? 2 : 1);
                          break;
                      }
                    } else {
                      while (j < s.length && s[j] !== '<') {
                        j++;
                      }
  
                      var text = s.substring(i, j);
                      this.onText(this._resolveEntities(text));
                    }
  
                    i = j;
                  }
                }
              }, {
                key: "onResolveEntity",
                value: function onResolveEntity(name) {
                  return "&".concat(name, ";");
                }
              }, {
                key: "onPi",
                value: function onPi(name, value) {
                }
              }, {
                key: "onComment",
                value: function onComment(text) {
                }
              }, {
                key: "onCdata",
                value: function onCdata(text) {
                }
              }, {
                key: "onDoctype",
                value: function onDoctype(doctypeContent) {
                }
              }, {
                key: "onText",
                value: function onText(text) {
                }
              }, {
                key: "onBeginElement",
                value: function onBeginElement(name, attributes, isEmpty) {
                }
              }, {
                key: "onEndElement",
                value: function onEndElement(name) {
                }
              }, {
                key: "onError",
                value: function onError(code) {
                }
              }]);
  
              return XMLParserBase;
            }();
  
          var SimpleDOMNode =
            /*#__PURE__*/
            function () {
              function SimpleDOMNode(nodeName, nodeValue) {
                _classCallCheck(this, SimpleDOMNode);
  
                this.nodeName = nodeName;
                this.nodeValue = nodeValue;
                Object.defineProperty(this, 'parentNode', {
                  value: null,
                  writable: true
                });
              }
  
              _createClass(SimpleDOMNode, [{
                key: "hasChildNodes",
                value: function hasChildNodes() {
                  return this.childNodes && this.childNodes.length > 0;
                }
              }, {
                key: "firstChild",
                get: function get() {
                  return this.childNodes && this.childNodes[0];
                }
              }, {
                key: "nextSibling",
                get: function get() {
                  var childNodes = this.parentNode.childNodes;
  
                  if (!childNodes) {
                    return undefined;
                  }
  
                  var index = childNodes.indexOf(this);
  
                  if (index === -1) {
                    return undefined;
                  }
  
                  return childNodes[index + 1];
                }
              }, {
                key: "textContent",
                get: function get() {
                  if (!this.childNodes) {
                    return this.nodeValue || '';
                  }
  
                  return this.childNodes.map(function (child) {
                    return child.textContent;
                  }).join('');
                }
              }]);
  
              return SimpleDOMNode;
            }();
  
          var SimpleXMLParser =
            /*#__PURE__*/
            function (_XMLParserBase) {
              _inherits(SimpleXMLParser, _XMLParserBase);
  
              function SimpleXMLParser() {
                var _this2;
  
                _classCallCheck(this, SimpleXMLParser);
  
                _this2 = _possibleConstructorReturn(this, _getPrototypeOf(SimpleXMLParser).call(this));
                _this2._currentFragment = null;
                _this2._stack = null;
                _this2._errorCode = XMLParserErrorCode.NoError;
                return _this2;
              }
  
              _createClass(SimpleXMLParser, [{
                key: "parseFromString",
                value: function parseFromString(data) {
                  this._currentFragment = [];
                  this._stack = [];
                  this._errorCode = XMLParserErrorCode.NoError;
                  this.parseXml(data);
  
                  if (this._errorCode !== XMLParserErrorCode.NoError) {
                    return undefined;
                  }
  
                  var _this$_currentFragmen = _slicedToArray(this._currentFragment, 1),
                    documentElement = _this$_currentFragmen[0];
  
                  if (!documentElement) {
                    return undefined;
                  }
  
                  return {
                    documentElement: documentElement
                  };
                }
              }, {
                key: "onResolveEntity",
                value: function onResolveEntity(name) {
                  switch (name) {
                    case 'apos':
                      return '\'';
                  }
  
                  return _get(_getPrototypeOf(SimpleXMLParser.prototype), "onResolveEntity", this).call(this, name);
                }
              }, {
                key: "onText",
                value: function onText(text) {
                  if (isWhitespaceString(text)) {
                    return;
                  }
  
                  var node = new SimpleDOMNode('#text', text);
  
                  this._currentFragment.push(node);
                }
              }, {
                key: "onCdata",
                value: function onCdata(text) {
                  var node = new SimpleDOMNode('#text', text);
  
                  this._currentFragment.push(node);
                }
              }, {
                key: "onBeginElement",
                value: function onBeginElement(name, attributes, isEmpty) {
                  var node = new SimpleDOMNode(name);
                  node.childNodes = [];
  
                  this._currentFragment.push(node);
  
                  if (isEmpty) {
                    return;
                  }
  
                  this._stack.push(this._currentFragment);
  
                  this._currentFragment = node.childNodes;
                }
              }, {
                key: "onEndElement",
                value: function onEndElement(name) {
                  this._currentFragment = this._stack.pop() || [];
                  var lastElement = this._currentFragment[this._currentFragment.length - 1];
  
                  if (!lastElement) {
                    return;
                  }
  
                  for (var i = 0, ii = lastElement.childNodes.length; i < ii; i++) {
                    lastElement.childNodes[i].parentNode = lastElement;
                  }
                }
              }, {
                key: "onError",
                value: function onError(code) {
                  this._errorCode = code;
                }
              }]);
  
              return SimpleXMLParser;
            }(XMLParserBase);
  
          exports.SimpleXMLParser = SimpleXMLParser;
  
          /***/
        }),
        /* 192 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.PDFDataTransportStream = void 0;
  
          var _regenerator = _interopRequireDefault(__w_pdfjs_require__(180));
  
          var _util = __w_pdfjs_require__(1);
  
          function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {default: obj};
          }
  
          function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
            try {
              var info = gen[key](arg);
              var value = info.value;
            } catch (error) {
              reject(error);
              return;
            }
            if (info.done) {
              resolve(value);
            } else {
              Promise.resolve(value).then(_next, _throw);
            }
          }
  
          function _asyncToGenerator(fn) {
            return function () {
              var self = this, args = arguments;
              return new Promise(function (resolve, reject) {
                var gen = fn.apply(self, args);
  
                function _next(value) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
                }
  
                function _throw(err) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
                }
  
                _next(undefined);
              });
            };
          }
  
          function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
              throw new TypeError("Cannot call a class as a function");
            }
          }
  
          function _defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
              var descriptor = props[i];
              descriptor.enumerable = descriptor.enumerable || false;
              descriptor.configurable = true;
              if ("value" in descriptor) descriptor.writable = true;
              Object.defineProperty(target, descriptor.key, descriptor);
            }
          }
  
          function _createClass(Constructor, protoProps, staticProps) {
            if (protoProps) _defineProperties(Constructor.prototype, protoProps);
            if (staticProps) _defineProperties(Constructor, staticProps);
            return Constructor;
          }
  
          var PDFDataTransportStream =
            /*#__PURE__*/
            function () {
              function PDFDataTransportStream(params, pdfDataRangeTransport) {
                var _this = this;
  
                _classCallCheck(this, PDFDataTransportStream);
  
                (0, _util.assert)(pdfDataRangeTransport);
                this._queuedChunks = [];
                this._progressiveDone = params.progressiveDone || false;
                var initialData = params.initialData;
  
                if (initialData && initialData.length > 0) {
                  var buffer = new Uint8Array(initialData).buffer;
  
                  this._queuedChunks.push(buffer);
                }
  
                this._pdfDataRangeTransport = pdfDataRangeTransport;
                this._isStreamingSupported = !params.disableStream;
                this._isRangeSupported = !params.disableRange;
                this._contentLength = params.length;
                this._fullRequestReader = null;
                this._rangeReaders = [];
  
                this._pdfDataRangeTransport.addRangeListener(function (begin, chunk) {
                  _this._onReceiveData({
                    begin: begin,
                    chunk: chunk
                  });
                });
  
                this._pdfDataRangeTransport.addProgressListener(function (loaded, total) {
                  _this._onProgress({
                    loaded: loaded,
                    total: total
                  });
                });
  
                this._pdfDataRangeTransport.addProgressiveReadListener(function (chunk) {
                  _this._onReceiveData({
                    chunk: chunk
                  });
                });
  
                this._pdfDataRangeTransport.addProgressiveDoneListener(function () {
                  _this._onProgressiveDone();
                });
  
                this._pdfDataRangeTransport.transportReady();
              }
  
              _createClass(PDFDataTransportStream, [{
                key: "_onReceiveData",
                value: function _onReceiveData(args) {
                  var buffer = new Uint8Array(args.chunk).buffer;
  
                  if (args.begin === undefined) {
                    if (this._fullRequestReader) {
                      this._fullRequestReader._enqueue(buffer);
                    } else {
                      this._queuedChunks.push(buffer);
                    }
                  } else {
                    var found = this._rangeReaders.some(function (rangeReader) {
                      if (rangeReader._begin !== args.begin) {
                        return false;
                      }
  
                      rangeReader._enqueue(buffer);
  
                      return true;
                    });
  
                    (0, _util.assert)(found);
                  }
                }
              }, {
                key: "_onProgress",
                value: function _onProgress(evt) {
                  if (evt.total === undefined) {
                    var firstReader = this._rangeReaders[0];
  
                    if (firstReader && firstReader.onProgress) {
                      firstReader.onProgress({
                        loaded: evt.loaded
                      });
                    }
                  } else {
                    var fullReader = this._fullRequestReader;
  
                    if (fullReader && fullReader.onProgress) {
                      fullReader.onProgress({
                        loaded: evt.loaded,
                        total: evt.total
                      });
                    }
                  }
                }
              }, {
                key: "_onProgressiveDone",
                value: function _onProgressiveDone() {
                  if (this._fullRequestReader) {
                    this._fullRequestReader.progressiveDone();
                  }
  
                  this._progressiveDone = true;
                }
              }, {
                key: "_removeRangeReader",
                value: function _removeRangeReader(reader) {
                  var i = this._rangeReaders.indexOf(reader);
  
                  if (i >= 0) {
                    this._rangeReaders.splice(i, 1);
                  }
                }
              }, {
                key: "getFullReader",
                value: function getFullReader() {
                  (0, _util.assert)(!this._fullRequestReader);
                  var queuedChunks = this._queuedChunks;
                  this._queuedChunks = null;
                  return new PDFDataTransportStreamReader(this, queuedChunks, this._progressiveDone);
                }
              }, {
                key: "getRangeReader",
                value: function getRangeReader(begin, end) {
                  if (end <= this._progressiveDataLength) {
                    return null;
                  }
  
                  var reader = new PDFDataTransportStreamRangeReader(this, begin, end);
  
                  this._pdfDataRangeTransport.requestDataRange(begin, end);
  
                  this._rangeReaders.push(reader);
  
                  return reader;
                }
              }, {
                key: "cancelAllRequests",
                value: function cancelAllRequests(reason) {
                  if (this._fullRequestReader) {
                    this._fullRequestReader.cancel(reason);
                  }
  
                  var readers = this._rangeReaders.slice(0);
  
                  readers.forEach(function (rangeReader) {
                    rangeReader.cancel(reason);
                  });
  
                  this._pdfDataRangeTransport.abort();
                }
              }, {
                key: "_progressiveDataLength",
                get: function get() {
                  return this._fullRequestReader ? this._fullRequestReader._loaded : 0;
                }
              }]);
  
              return PDFDataTransportStream;
            }();
  
          exports.PDFDataTransportStream = PDFDataTransportStream;
  
          var PDFDataTransportStreamReader =
            /*#__PURE__*/
            function () {
              function PDFDataTransportStreamReader(stream, queuedChunks) {
                var progressiveDone = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
  
                _classCallCheck(this, PDFDataTransportStreamReader);
  
                this._stream = stream;
                this._done = progressiveDone || false;
                this._filename = null;
                this._queuedChunks = queuedChunks || [];
                this._loaded = 0;
                var _iteratorNormalCompletion = true;
                var _didIteratorError = false;
                var _iteratorError = undefined;
  
                try {
                  for (var _iterator = this._queuedChunks[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
                    var chunk = _step.value;
                    this._loaded += chunk.byteLength;
                  }
                } catch (err) {
                  _didIteratorError = true;
                  _iteratorError = err;
                } finally {
                  try {
                    if (!_iteratorNormalCompletion && _iterator["return"] != null) {
                      _iterator["return"]();
                    }
                  } finally {
                    if (_didIteratorError) {
                      throw _iteratorError;
                    }
                  }
                }
  
                this._requests = [];
                this._headersReady = Promise.resolve();
                stream._fullRequestReader = this;
                this.onProgress = null;
              }
  
              _createClass(PDFDataTransportStreamReader, [{
                key: "_enqueue",
                value: function _enqueue(chunk) {
                  if (this._done) {
                    return;
                  }
  
                  if (this._requests.length > 0) {
                    var requestCapability = this._requests.shift();
  
                    requestCapability.resolve({
                      value: chunk,
                      done: false
                    });
                  } else {
                    this._queuedChunks.push(chunk);
                  }
  
                  this._loaded += chunk.byteLength;
                }
              }, {
                key: "read",
                value: function () {
                  var _read = _asyncToGenerator(
                    /*#__PURE__*/
                    _regenerator["default"].mark(function _callee() {
                      var chunk, requestCapability;
                      return _regenerator["default"].wrap(function _callee$(_context) {
                        while (1) {
                          switch (_context.prev = _context.next) {
                            case 0:
                              if (!(this._queuedChunks.length > 0)) {
                                _context.next = 3;
                                break;
                              }
  
                              chunk = this._queuedChunks.shift();
                              return _context.abrupt("return", {
                                value: chunk,
                                done: false
                              });
  
                            case 3:
                              if (!this._done) {
                                _context.next = 5;
                                break;
                              }
  
                              return _context.abrupt("return", {
                                value: undefined,
                                done: true
                              });
  
                            case 5:
                              requestCapability = (0, _util.createPromiseCapability)();
  
                              this._requests.push(requestCapability);
  
                              return _context.abrupt("return", requestCapability.promise);
  
                            case 8:
                            case "end":
                              return _context.stop();
                          }
                        }
                      }, _callee, this);
                    }));
  
                  function read() {
                    return _read.apply(this, arguments);
                  }
  
                  return read;
                }()
              }, {
                key: "cancel",
                value: function cancel(reason) {
                  this._done = true;
  
                  this._requests.forEach(function (requestCapability) {
                    requestCapability.resolve({
                      value: undefined,
                      done: true
                    });
                  });
  
                  this._requests = [];
                }
              }, {
                key: "progressiveDone",
                value: function progressiveDone() {
                  if (this._done) {
                    return;
                  }
  
                  this._done = true;
                }
              }, {
                key: "headersReady",
                get: function get() {
                  return this._headersReady;
                }
              }, {
                key: "filename",
                get: function get() {
                  return this._filename;
                }
              }, {
                key: "isRangeSupported",
                get: function get() {
                  return this._stream._isRangeSupported;
                }
              }, {
                key: "isStreamingSupported",
                get: function get() {
                  return this._stream._isStreamingSupported;
                }
              }, {
                key: "contentLength",
                get: function get() {
                  return this._stream._contentLength;
                }
              }]);
  
              return PDFDataTransportStreamReader;
            }();
  
          var PDFDataTransportStreamRangeReader =
            /*#__PURE__*/
            function () {
              function PDFDataTransportStreamRangeReader(stream, begin, end) {
                _classCallCheck(this, PDFDataTransportStreamRangeReader);
  
                this._stream = stream;
                this._begin = begin;
                this._end = end;
                this._queuedChunk = null;
                this._requests = [];
                this._done = false;
                this.onProgress = null;
              }
  
              _createClass(PDFDataTransportStreamRangeReader, [{
                key: "_enqueue",
                value: function _enqueue(chunk) {
                  if (this._done) {
                    return;
                  }
  
                  if (this._requests.length === 0) {
                    this._queuedChunk = chunk;
                  } else {
                    var requestsCapability = this._requests.shift();
  
                    requestsCapability.resolve({
                      value: chunk,
                      done: false
                    });
  
                    this._requests.forEach(function (requestCapability) {
                      requestCapability.resolve({
                        value: undefined,
                        done: true
                      });
                    });
  
                    this._requests = [];
                  }
  
                  this._done = true;
  
                  this._stream._removeRangeReader(this);
                }
              }, {
                key: "read",
                value: function () {
                  var _read2 = _asyncToGenerator(
                    /*#__PURE__*/
                    _regenerator["default"].mark(function _callee2() {
                      var chunk, requestCapability;
                      return _regenerator["default"].wrap(function _callee2$(_context2) {
                        while (1) {
                          switch (_context2.prev = _context2.next) {
                            case 0:
                              if (!this._queuedChunk) {
                                _context2.next = 4;
                                break;
                              }
  
                              chunk = this._queuedChunk;
                              this._queuedChunk = null;
                              return _context2.abrupt("return", {
                                value: chunk,
                                done: false
                              });
  
                            case 4:
                              if (!this._done) {
                                _context2.next = 6;
                                break;
                              }
  
                              return _context2.abrupt("return", {
                                value: undefined,
                                done: true
                              });
  
                            case 6:
                              requestCapability = (0, _util.createPromiseCapability)();
  
                              this._requests.push(requestCapability);
  
                              return _context2.abrupt("return", requestCapability.promise);
  
                            case 9:
                            case "end":
                              return _context2.stop();
                          }
                        }
                      }, _callee2, this);
                    }));
  
                  function read() {
                    return _read2.apply(this, arguments);
                  }
  
                  return read;
                }()
              }, {
                key: "cancel",
                value: function cancel(reason) {
                  this._done = true;
  
                  this._requests.forEach(function (requestCapability) {
                    requestCapability.resolve({
                      value: undefined,
                      done: true
                    });
                  });
  
                  this._requests = [];
  
                  this._stream._removeRangeReader(this);
                }
              }, {
                key: "isStreamingSupported",
                get: function get() {
                  return false;
                }
              }]);
  
              return PDFDataTransportStreamRangeReader;
            }();
  
          /***/
        }),
        /* 193 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.WebGLContext = void 0;
  
          var _util = __w_pdfjs_require__(1);
  
          function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
              throw new TypeError("Cannot call a class as a function");
            }
          }
  
          function _defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
              var descriptor = props[i];
              descriptor.enumerable = descriptor.enumerable || false;
              descriptor.configurable = true;
              if ("value" in descriptor) descriptor.writable = true;
              Object.defineProperty(target, descriptor.key, descriptor);
            }
          }
  
          function _createClass(Constructor, protoProps, staticProps) {
            if (protoProps) _defineProperties(Constructor.prototype, protoProps);
            if (staticProps) _defineProperties(Constructor, staticProps);
            return Constructor;
          }
  
          var WebGLContext =
            /*#__PURE__*/
            function () {
              function WebGLContext(_ref) {
                var _ref$enable = _ref.enable,
                  enable = _ref$enable === void 0 ? false : _ref$enable;
  
                _classCallCheck(this, WebGLContext);
  
                this._enabled = enable === true;
              }
  
              _createClass(WebGLContext, [{
                key: "composeSMask",
                value: function composeSMask(_ref2) {
                  var layer = _ref2.layer,
                    mask = _ref2.mask,
                    properties = _ref2.properties;
                  return WebGLUtils.composeSMask(layer, mask, properties);
                }
              }, {
                key: "drawFigures",
                value: function drawFigures(_ref3) {
                  var width = _ref3.width,
                    height = _ref3.height,
                    backgroundColor = _ref3.backgroundColor,
                    figures = _ref3.figures,
                    context = _ref3.context;
                  return WebGLUtils.drawFigures(width, height, backgroundColor, figures, context);
                }
              }, {
                key: "clear",
                value: function clear() {
                  WebGLUtils.cleanup();
                }
              }, {
                key: "isEnabled",
                get: function get() {
                  var enabled = this._enabled;
  
                  if (enabled) {
                    enabled = WebGLUtils.tryInitGL();
                  }
  
                  return (0, _util.shadow)(this, 'isEnabled', enabled);
                }
              }]);
  
              return WebGLContext;
            }();
  
          exports.WebGLContext = WebGLContext;
  
          var WebGLUtils = function WebGLUtilsClosure() {
            function loadShader(gl, code, shaderType) {
              var shader = gl.createShader(shaderType);
              gl.shaderSource(shader, code);
              gl.compileShader(shader);
              var compiled = gl.getShaderParameter(shader, gl.COMPILE_STATUS);
  
              if (!compiled) {
                var errorMsg = gl.getShaderInfoLog(shader);
                throw new Error('Error during shader compilation: ' + errorMsg);
              }
  
              return shader;
            }
  
            function createVertexShader(gl, code) {
              return loadShader(gl, code, gl.VERTEX_SHADER);
            }
  
            function createFragmentShader(gl, code) {
              return loadShader(gl, code, gl.FRAGMENT_SHADER);
            }
  
            function createProgram(gl, shaders) {
              var program = gl.createProgram();
  
              for (var i = 0, ii = shaders.length; i < ii; ++i) {
                gl.attachShader(program, shaders[i]);
              }
  
              gl.linkProgram(program);
              var linked = gl.getProgramParameter(program, gl.LINK_STATUS);
  
              if (!linked) {
                var errorMsg = gl.getProgramInfoLog(program);
                throw new Error('Error during program linking: ' + errorMsg);
              }
  
              return program;
            }
  
            function createTexture(gl, image, textureId) {
              gl.activeTexture(textureId);
              var texture = gl.createTexture();
              gl.bindTexture(gl.TEXTURE_2D, texture);
              gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
              gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
              gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
              gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
              gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image);
              return texture;
            }
  
            var currentGL, currentCanvas;
  
            function generateGL() {
              if (currentGL) {
                return;
              }
  
              currentCanvas = document.createElement('canvas');
              currentGL = currentCanvas.getContext('webgl', {
                premultipliedalpha: false
              });
            }
  
            var smaskVertexShaderCode = '\
    attribute vec2 a_position;                                    \
    attribute vec2 a_texCoord;                                    \
                                                                  \
    uniform vec2 u_resolution;                                    \
                                                                  \
    varying vec2 v_texCoord;                                      \
                                                                  \
    void main() {                                                 \
      vec2 clipSpace = (a_position / u_resolution) * 2.0 - 1.0;   \
      gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1);          \
                                                                  \
      v_texCoord = a_texCoord;                                    \
    }                                                             ';
            var smaskFragmentShaderCode = '\
    precision mediump float;                                      \
                                                                  \
    uniform vec4 u_backdrop;                                      \
    uniform int u_subtype;                                        \
    uniform sampler2D u_image;                                    \
    uniform sampler2D u_mask;                                     \
                                                                  \
    varying vec2 v_texCoord;                                      \
                                                                  \
    void main() {                                                 \
      vec4 imageColor = texture2D(u_image, v_texCoord);           \
      vec4 maskColor = texture2D(u_mask, v_texCoord);             \
      if (u_backdrop.a > 0.0) {                                   \
        maskColor.rgb = maskColor.rgb * maskColor.a +             \
                        u_backdrop.rgb * (1.0 - maskColor.a);     \
      }                                                           \
      float lum;                                                  \
      if (u_subtype == 0) {                                       \
        lum = maskColor.a;                                        \
      } else {                                                    \
        lum = maskColor.r * 0.3 + maskColor.g * 0.59 +            \
              maskColor.b * 0.11;                                 \
      }                                                           \
      imageColor.a *= lum;                                        \
      imageColor.rgb *= imageColor.a;                             \
      gl_FragColor = imageColor;                                  \
    }                                                             ';
            var smaskCache = null;
  
            function initSmaskGL() {
              var canvas, gl;
              generateGL();
              canvas = currentCanvas;
              currentCanvas = null;
              gl = currentGL;
              currentGL = null;
              var vertexShader = createVertexShader(gl, smaskVertexShaderCode);
              var fragmentShader = createFragmentShader(gl, smaskFragmentShaderCode);
              var program = createProgram(gl, [vertexShader, fragmentShader]);
              gl.useProgram(program);
              var cache = {};
              cache.gl = gl;
              cache.canvas = canvas;
              cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
              cache.positionLocation = gl.getAttribLocation(program, 'a_position');
              cache.backdropLocation = gl.getUniformLocation(program, 'u_backdrop');
              cache.subtypeLocation = gl.getUniformLocation(program, 'u_subtype');
              var texCoordLocation = gl.getAttribLocation(program, 'a_texCoord');
              var texLayerLocation = gl.getUniformLocation(program, 'u_image');
              var texMaskLocation = gl.getUniformLocation(program, 'u_mask');
              var texCoordBuffer = gl.createBuffer();
              gl.bindBuffer(gl.ARRAY_BUFFER, texCoordBuffer);
              gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0.0, 0.0, 1.0, 0.0, 0.0, 1.0, 0.0, 1.0, 1.0, 0.0, 1.0, 1.0]), gl.STATIC_DRAW);
              gl.enableVertexAttribArray(texCoordLocation);
              gl.vertexAttribPointer(texCoordLocation, 2, gl.FLOAT, false, 0, 0);
              gl.uniform1i(texLayerLocation, 0);
              gl.uniform1i(texMaskLocation, 1);
              smaskCache = cache;
            }
  
            function composeSMask(layer, mask, properties) {
              var width = layer.width,
                height = layer.height;
  
              if (!smaskCache) {
                initSmaskGL();
              }
  
              var cache = smaskCache,
                canvas = cache.canvas,
                gl = cache.gl;
              canvas.width = width;
              canvas.height = height;
              gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
              gl.uniform2f(cache.resolutionLocation, width, height);
  
              if (properties.backdrop) {
                gl.uniform4f(cache.resolutionLocation, properties.backdrop[0], properties.backdrop[1], properties.backdrop[2], 1);
              } else {
                gl.uniform4f(cache.resolutionLocation, 0, 0, 0, 0);
              }
  
              gl.uniform1i(cache.subtypeLocation, properties.subtype === 'Luminosity' ? 1 : 0);
              var texture = createTexture(gl, layer, gl.TEXTURE0);
              var maskTexture = createTexture(gl, mask, gl.TEXTURE1);
              var buffer = gl.createBuffer();
              gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
              gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0, 0, width, 0, 0, height, 0, height, width, 0, width, height]), gl.STATIC_DRAW);
              gl.enableVertexAttribArray(cache.positionLocation);
              gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
              gl.clearColor(0, 0, 0, 0);
              gl.enable(gl.BLEND);
              gl.blendFunc(gl.ONE, gl.ONE_MINUS_SRC_ALPHA);
              gl.clear(gl.COLOR_BUFFER_BIT);
              gl.drawArrays(gl.TRIANGLES, 0, 6);
              gl.flush();
              gl.deleteTexture(texture);
              gl.deleteTexture(maskTexture);
              gl.deleteBuffer(buffer);
              return canvas;
            }
  
            var figuresVertexShaderCode = '\
    attribute vec2 a_position;                                    \
    attribute vec3 a_color;                                       \
                                                                  \
    uniform vec2 u_resolution;                                    \
    uniform vec2 u_scale;                                         \
    uniform vec2 u_offset;                                        \
                                                                  \
    varying vec4 v_color;                                         \
                                                                  \
    void main() {                                                 \
      vec2 position = (a_position + u_offset) * u_scale;          \
      vec2 clipSpace = (position / u_resolution) * 2.0 - 1.0;     \
      gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1);          \
                                                                  \
      v_color = vec4(a_color / 255.0, 1.0);                       \
    }                                                             ';
            var figuresFragmentShaderCode = '\
    precision mediump float;                                      \
                                                                  \
    varying vec4 v_color;                                         \
                                                                  \
    void main() {                                                 \
      gl_FragColor = v_color;                                     \
    }                                                             ';
            var figuresCache = null;
  
            function initFiguresGL() {
              var canvas, gl;
              generateGL();
              canvas = currentCanvas;
              currentCanvas = null;
              gl = currentGL;
              currentGL = null;
              var vertexShader = createVertexShader(gl, figuresVertexShaderCode);
              var fragmentShader = createFragmentShader(gl, figuresFragmentShaderCode);
              var program = createProgram(gl, [vertexShader, fragmentShader]);
              gl.useProgram(program);
              var cache = {};
              cache.gl = gl;
              cache.canvas = canvas;
              cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
              cache.scaleLocation = gl.getUniformLocation(program, 'u_scale');
              cache.offsetLocation = gl.getUniformLocation(program, 'u_offset');
              cache.positionLocation = gl.getAttribLocation(program, 'a_position');
              cache.colorLocation = gl.getAttribLocation(program, 'a_color');
              figuresCache = cache;
            }
  
            function drawFigures(width, height, backgroundColor, figures, context) {
              if (!figuresCache) {
                initFiguresGL();
              }
  
              var cache = figuresCache,
                canvas = cache.canvas,
                gl = cache.gl;
              canvas.width = width;
              canvas.height = height;
              gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
              gl.uniform2f(cache.resolutionLocation, width, height);
              var count = 0;
              var i, ii, rows;
  
              for (i = 0, ii = figures.length; i < ii; i++) {
                switch (figures[i].type) {
                  case 'lattice':
                    rows = figures[i].coords.length / figures[i].verticesPerRow | 0;
                    count += (rows - 1) * (figures[i].verticesPerRow - 1) * 6;
                    break;
  
                  case 'triangles':
                    count += figures[i].coords.length;
                    break;
                }
              }
  
              var coords = new Float32Array(count * 2);
              var colors = new Uint8Array(count * 3);
              var coordsMap = context.coords,
                colorsMap = context.colors;
              var pIndex = 0,
                cIndex = 0;
  
              for (i = 0, ii = figures.length; i < ii; i++) {
                var figure = figures[i],
                  ps = figure.coords,
                  cs = figure.colors;
  
                switch (figure.type) {
                  case 'lattice':
                    var cols = figure.verticesPerRow;
                    rows = ps.length / cols | 0;
  
                    for (var row = 1; row < rows; row++) {
                      var offset = row * cols + 1;
  
                      for (var col = 1; col < cols; col++, offset++) {
                        coords[pIndex] = coordsMap[ps[offset - cols - 1]];
                        coords[pIndex + 1] = coordsMap[ps[offset - cols - 1] + 1];
                        coords[pIndex + 2] = coordsMap[ps[offset - cols]];
                        coords[pIndex + 3] = coordsMap[ps[offset - cols] + 1];
                        coords[pIndex + 4] = coordsMap[ps[offset - 1]];
                        coords[pIndex + 5] = coordsMap[ps[offset - 1] + 1];
                        colors[cIndex] = colorsMap[cs[offset - cols - 1]];
                        colors[cIndex + 1] = colorsMap[cs[offset - cols - 1] + 1];
                        colors[cIndex + 2] = colorsMap[cs[offset - cols - 1] + 2];
                        colors[cIndex + 3] = colorsMap[cs[offset - cols]];
                        colors[cIndex + 4] = colorsMap[cs[offset - cols] + 1];
                        colors[cIndex + 5] = colorsMap[cs[offset - cols] + 2];
                        colors[cIndex + 6] = colorsMap[cs[offset - 1]];
                        colors[cIndex + 7] = colorsMap[cs[offset - 1] + 1];
                        colors[cIndex + 8] = colorsMap[cs[offset - 1] + 2];
                        coords[pIndex + 6] = coords[pIndex + 2];
                        coords[pIndex + 7] = coords[pIndex + 3];
                        coords[pIndex + 8] = coords[pIndex + 4];
                        coords[pIndex + 9] = coords[pIndex + 5];
                        coords[pIndex + 10] = coordsMap[ps[offset]];
                        coords[pIndex + 11] = coordsMap[ps[offset] + 1];
                        colors[cIndex + 9] = colors[cIndex + 3];
                        colors[cIndex + 10] = colors[cIndex + 4];
                        colors[cIndex + 11] = colors[cIndex + 5];
                        colors[cIndex + 12] = colors[cIndex + 6];
                        colors[cIndex + 13] = colors[cIndex + 7];
                        colors[cIndex + 14] = colors[cIndex + 8];
                        colors[cIndex + 15] = colorsMap[cs[offset]];
                        colors[cIndex + 16] = colorsMap[cs[offset] + 1];
                        colors[cIndex + 17] = colorsMap[cs[offset] + 2];
                        pIndex += 12;
                        cIndex += 18;
                      }
                    }
  
                    break;
  
                  case 'triangles':
                    for (var j = 0, jj = ps.length; j < jj; j++) {
                      coords[pIndex] = coordsMap[ps[j]];
                      coords[pIndex + 1] = coordsMap[ps[j] + 1];
                      colors[cIndex] = colorsMap[cs[j]];
                      colors[cIndex + 1] = colorsMap[cs[j] + 1];
                      colors[cIndex + 2] = colorsMap[cs[j] + 2];
                      pIndex += 2;
                      cIndex += 3;
                    }
  
                    break;
                }
              }
  
              if (backgroundColor) {
                gl.clearColor(backgroundColor[0] / 255, backgroundColor[1] / 255, backgroundColor[2] / 255, 1.0);
              } else {
                gl.clearColor(0, 0, 0, 0);
              }
  
              gl.clear(gl.COLOR_BUFFER_BIT);
              var coordsBuffer = gl.createBuffer();
              gl.bindBuffer(gl.ARRAY_BUFFER, coordsBuffer);
              gl.bufferData(gl.ARRAY_BUFFER, coords, gl.STATIC_DRAW);
              gl.enableVertexAttribArray(cache.positionLocation);
              gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
              var colorsBuffer = gl.createBuffer();
              gl.bindBuffer(gl.ARRAY_BUFFER, colorsBuffer);
              gl.bufferData(gl.ARRAY_BUFFER, colors, gl.STATIC_DRAW);
              gl.enableVertexAttribArray(cache.colorLocation);
              gl.vertexAttribPointer(cache.colorLocation, 3, gl.UNSIGNED_BYTE, false, 0, 0);
              gl.uniform2f(cache.scaleLocation, context.scaleX, context.scaleY);
              gl.uniform2f(cache.offsetLocation, context.offsetX, context.offsetY);
              gl.drawArrays(gl.TRIANGLES, 0, count);
              gl.flush();
              gl.deleteBuffer(coordsBuffer);
              gl.deleteBuffer(colorsBuffer);
              return canvas;
            }
  
            return {
              tryInitGL: function tryInitGL() {
                try {
                  generateGL();
                  return !!currentGL;
                } catch (ex) {
                }
  
                return false;
              },
              composeSMask: composeSMask,
              drawFigures: drawFigures,
              cleanup: function cleanup() {
                if (smaskCache && smaskCache.canvas) {
                  smaskCache.canvas.width = 0;
                  smaskCache.canvas.height = 0;
                }
  
                if (figuresCache && figuresCache.canvas) {
                  figuresCache.canvas.width = 0;
                  figuresCache.canvas.height = 0;
                }
  
                smaskCache = null;
                figuresCache = null;
              }
            };
          }();
  
          /***/
        }),
        /* 194 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.renderTextLayer = void 0;
  
          var _util = __w_pdfjs_require__(1);
  
          var _global_scope = _interopRequireDefault(__w_pdfjs_require__(3));
  
          function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {"default": obj};
          }
  
          var renderTextLayer = function renderTextLayerClosure() {
            var MAX_TEXT_DIVS_TO_RENDER = 100000;
            var NonWhitespaceRegexp = /\S/;
  
            function isAllWhitespace(str) {
              return !NonWhitespaceRegexp.test(str);
            }
  
            function appendText(task, geom, styles) {
              var textDiv = document.createElement('span');
              var textDivProperties = {
                angle: 0,
                canvasWidth: 0,
                isWhitespace: false,
                originalTransform: null,
                paddingBottom: 0,
                paddingLeft: 0,
                paddingRight: 0,
                paddingTop: 0,
                scale: 1
              };
  
              task._textDivs.push(textDiv);
  
              if (isAllWhitespace(geom.str)) {
                textDivProperties.isWhitespace = true;
  
                task._textDivProperties.set(textDiv, textDivProperties);
  
                return;
              }
  
              var tx = _util.Util.transform(task._viewport.transform, geom.transform);
  
              var angle = Math.atan2(tx[1], tx[0]);
              var style = styles[geom.fontName];
  
              if (style.vertical) {
                angle += Math.PI / 2;
              }
  
              var fontHeight = Math.sqrt(tx[2] * tx[2] + tx[3] * tx[3]);
              var fontAscent = fontHeight;
  
              if (style.ascent) {
                fontAscent = style.ascent * fontAscent;
              } else if (style.descent) {
                fontAscent = (1 + style.descent) * fontAscent;
              }
  
              var left, top;
  
              if (angle === 0) {
                left = tx[4];
                top = tx[5] - fontAscent;
              } else {
                left = tx[4] + fontAscent * Math.sin(angle);
                top = tx[5] - fontAscent * Math.cos(angle);
              }
  
              textDiv.style.left = "".concat(left, "px");
              textDiv.style.top = "".concat(top, "px");
              textDiv.style.fontSize = "".concat(fontHeight, "px");
              textDiv.style.fontFamily = style.fontFamily;
              textDiv.textContent = geom.str;
  
              if (task._fontInspectorEnabled) {
                textDiv.dataset.fontName = geom.fontName;
              }
  
              if (angle !== 0) {
                textDivProperties.angle = angle * (180 / Math.PI);
              }
  
              if (geom.str.length > 1) {
                if (style.vertical) {
                  textDivProperties.canvasWidth = geom.height * task._viewport.scale;
                } else {
                  textDivProperties.canvasWidth = geom.width * task._viewport.scale;
                }
              }
  
              task._textDivProperties.set(textDiv, textDivProperties);
  
              if (task._textContentStream) {
                task._layoutText(textDiv);
              }
  
              if (task._enhanceTextSelection) {
                var angleCos = 1,
                  angleSin = 0;
  
                if (angle !== 0) {
                  angleCos = Math.cos(angle);
                  angleSin = Math.sin(angle);
                }
  
                var divWidth = (style.vertical ? geom.height : geom.width) * task._viewport.scale;
                var divHeight = fontHeight;
                var m, b;
  
                if (angle !== 0) {
                  m = [angleCos, angleSin, -angleSin, angleCos, left, top];
                  b = _util.Util.getAxialAlignedBoundingBox([0, 0, divWidth, divHeight], m);
                } else {
                  b = [left, top, left + divWidth, top + divHeight];
                }
  
                task._bounds.push({
                  left: b[0],
                  top: b[1],
                  right: b[2],
                  bottom: b[3],
                  div: textDiv,
                  size: [divWidth, divHeight],
                  m: m
                });
              }
            }
  
            function render(task) {
              if (task._canceled) {
                return;
              }
  
              var textDivs = task._textDivs;
              var capability = task._capability;
              var textDivsLength = textDivs.length;
  
              if (textDivsLength > MAX_TEXT_DIVS_TO_RENDER) {
                task._renderingDone = true;
                capability.resolve();
                return;
              }
  
              if (!task._textContentStream) {
                for (var i = 0; i < textDivsLength; i++) {
                  task._layoutText(textDivs[i]);
                }
              }
  
              task._renderingDone = true;
              capability.resolve();
            }
  
            function expand(task) {
              var bounds = task._bounds;
              var viewport = task._viewport;
              var expanded = expandBounds(viewport.width, viewport.height, bounds);
  
              for (var i = 0; i < expanded.length; i++) {
                var div = bounds[i].div;
  
                var divProperties = task._textDivProperties.get(div);
  
                if (divProperties.angle === 0) {
                  divProperties.paddingLeft = bounds[i].left - expanded[i].left;
                  divProperties.paddingTop = bounds[i].top - expanded[i].top;
                  divProperties.paddingRight = expanded[i].right - bounds[i].right;
                  divProperties.paddingBottom = expanded[i].bottom - bounds[i].bottom;
  
                  task._textDivProperties.set(div, divProperties);
  
                  continue;
                }
  
                var e = expanded[i],
                  b = bounds[i];
                var m = b.m,
                  c = m[0],
                  s = m[1];
                var points = [[0, 0], [0, b.size[1]], [b.size[0], 0], b.size];
                var ts = new Float64Array(64);
                points.forEach(function (p, i) {
                  var t = _util.Util.applyTransform(p, m);
  
                  ts[i + 0] = c && (e.left - t[0]) / c;
                  ts[i + 4] = s && (e.top - t[1]) / s;
                  ts[i + 8] = c && (e.right - t[0]) / c;
                  ts[i + 12] = s && (e.bottom - t[1]) / s;
                  ts[i + 16] = s && (e.left - t[0]) / -s;
                  ts[i + 20] = c && (e.top - t[1]) / c;
                  ts[i + 24] = s && (e.right - t[0]) / -s;
                  ts[i + 28] = c && (e.bottom - t[1]) / c;
                  ts[i + 32] = c && (e.left - t[0]) / -c;
                  ts[i + 36] = s && (e.top - t[1]) / -s;
                  ts[i + 40] = c && (e.right - t[0]) / -c;
                  ts[i + 44] = s && (e.bottom - t[1]) / -s;
                  ts[i + 48] = s && (e.left - t[0]) / s;
                  ts[i + 52] = c && (e.top - t[1]) / -c;
                  ts[i + 56] = s && (e.right - t[0]) / s;
                  ts[i + 60] = c && (e.bottom - t[1]) / -c;
                });
  
                var findPositiveMin = function findPositiveMin(ts, offset, count) {
                  var result = 0;
  
                  for (var i = 0; i < count; i++) {
                    var t = ts[offset++];
  
                    if (t > 0) {
                      result = result ? Math.min(t, result) : t;
                    }
                  }
  
                  return result;
                };
  
                var boxScale = 1 + Math.min(Math.abs(c), Math.abs(s));
                divProperties.paddingLeft = findPositiveMin(ts, 32, 16) / boxScale;
                divProperties.paddingTop = findPositiveMin(ts, 48, 16) / boxScale;
                divProperties.paddingRight = findPositiveMin(ts, 0, 16) / boxScale;
                divProperties.paddingBottom = findPositiveMin(ts, 16, 16) / boxScale;
  
                task._textDivProperties.set(div, divProperties);
              }
            }
  
            function expandBounds(width, height, boxes) {
              var bounds = boxes.map(function (box, i) {
                return {
                  x1: box.left,
                  y1: box.top,
                  x2: box.right,
                  y2: box.bottom,
                  index: i,
                  x1New: undefined,
                  x2New: undefined
                };
              });
              expandBoundsLTR(width, bounds);
              var expanded = new Array(boxes.length);
              bounds.forEach(function (b) {
                var i = b.index;
                expanded[i] = {
                  left: b.x1New,
                  top: 0,
                  right: b.x2New,
                  bottom: 0
                };
              });
              boxes.map(function (box, i) {
                var e = expanded[i],
                  b = bounds[i];
                b.x1 = box.top;
                b.y1 = width - e.right;
                b.x2 = box.bottom;
                b.y2 = width - e.left;
                b.index = i;
                b.x1New = undefined;
                b.x2New = undefined;
              });
              expandBoundsLTR(height, bounds);
              bounds.forEach(function (b) {
                var i = b.index;
                expanded[i].top = b.x1New;
                expanded[i].bottom = b.x2New;
              });
              return expanded;
            }
  
            function expandBoundsLTR(width, bounds) {
              bounds.sort(function (a, b) {
                return a.x1 - b.x1 || a.index - b.index;
              });
              var fakeBoundary = {
                x1: -Infinity,
                y1: -Infinity,
                x2: 0,
                y2: Infinity,
                index: -1,
                x1New: 0,
                x2New: 0
              };
              var horizon = [{
                start: -Infinity,
                end: Infinity,
                boundary: fakeBoundary
              }];
              bounds.forEach(function (boundary) {
                var i = 0;
  
                while (i < horizon.length && horizon[i].end <= boundary.y1) {
                  i++;
                }
  
                var j = horizon.length - 1;
  
                while (j >= 0 && horizon[j].start >= boundary.y2) {
                  j--;
                }
  
                var horizonPart, affectedBoundary;
                var q,
                  k,
                  maxXNew = -Infinity;
  
                for (q = i; q <= j; q++) {
                  horizonPart = horizon[q];
                  affectedBoundary = horizonPart.boundary;
                  var xNew;
  
                  if (affectedBoundary.x2 > boundary.x1) {
                    xNew = affectedBoundary.index > boundary.index ? affectedBoundary.x1New : boundary.x1;
                  } else if (affectedBoundary.x2New === undefined) {
                    xNew = (affectedBoundary.x2 + boundary.x1) / 2;
                  } else {
                    xNew = affectedBoundary.x2New;
                  }
  
                  if (xNew > maxXNew) {
                    maxXNew = xNew;
                  }
                }
  
                boundary.x1New = maxXNew;
  
                for (q = i; q <= j; q++) {
                  horizonPart = horizon[q];
                  affectedBoundary = horizonPart.boundary;
  
                  if (affectedBoundary.x2New === undefined) {
                    if (affectedBoundary.x2 > boundary.x1) {
                      if (affectedBoundary.index > boundary.index) {
                        affectedBoundary.x2New = affectedBoundary.x2;
                      }
                    } else {
                      affectedBoundary.x2New = maxXNew;
                    }
                  } else if (affectedBoundary.x2New > maxXNew) {
                    affectedBoundary.x2New = Math.max(maxXNew, affectedBoundary.x2);
                  }
                }
  
                var changedHorizon = [],
                  lastBoundary = null;
  
                for (q = i; q <= j; q++) {
                  horizonPart = horizon[q];
                  affectedBoundary = horizonPart.boundary;
                  var useBoundary = affectedBoundary.x2 > boundary.x2 ? affectedBoundary : boundary;
  
                  if (lastBoundary === useBoundary) {
                    changedHorizon[changedHorizon.length - 1].end = horizonPart.end;
                  } else {
                    changedHorizon.push({
                      start: horizonPart.start,
                      end: horizonPart.end,
                      boundary: useBoundary
                    });
                    lastBoundary = useBoundary;
                  }
                }
  
                if (horizon[i].start < boundary.y1) {
                  changedHorizon[0].start = boundary.y1;
                  changedHorizon.unshift({
                    start: horizon[i].start,
                    end: boundary.y1,
                    boundary: horizon[i].boundary
                  });
                }
  
                if (boundary.y2 < horizon[j].end) {
                  changedHorizon[changedHorizon.length - 1].end = boundary.y2;
                  changedHorizon.push({
                    start: boundary.y2,
                    end: horizon[j].end,
                    boundary: horizon[j].boundary
                  });
                }
  
                for (q = i; q <= j; q++) {
                  horizonPart = horizon[q];
                  affectedBoundary = horizonPart.boundary;
  
                  if (affectedBoundary.x2New !== undefined) {
                    continue;
                  }
  
                  var used = false;
  
                  for (k = i - 1; !used && k >= 0 && horizon[k].start >= affectedBoundary.y1; k--) {
                    used = horizon[k].boundary === affectedBoundary;
                  }
  
                  for (k = j + 1; !used && k < horizon.length && horizon[k].end <= affectedBoundary.y2; k++) {
                    used = horizon[k].boundary === affectedBoundary;
                  }
  
                  for (k = 0; !used && k < changedHorizon.length; k++) {
                    used = changedHorizon[k].boundary === affectedBoundary;
                  }
  
                  if (!used) {
                    affectedBoundary.x2New = maxXNew;
                  }
                }
  
                Array.prototype.splice.apply(horizon, [i, j - i + 1].concat(changedHorizon));
              });
              horizon.forEach(function (horizonPart) {
                var affectedBoundary = horizonPart.boundary;
  
                if (affectedBoundary.x2New === undefined) {
                  affectedBoundary.x2New = Math.max(width, affectedBoundary.x2);
                }
              });
            }
  
            function TextLayerRenderTask(_ref) {
              var _this = this;
  
              var textContent = _ref.textContent,
                textContentStream = _ref.textContentStream,
                container = _ref.container,
                viewport = _ref.viewport,
                textDivs = _ref.textDivs,
                textContentItemsStr = _ref.textContentItemsStr,
                enhanceTextSelection = _ref.enhanceTextSelection;
              this._textContent = textContent;
              this._textContentStream = textContentStream;
              this._container = container;
              this._viewport = viewport;
              this._textDivs = textDivs || [];
              this._textContentItemsStr = textContentItemsStr || [];
              this._enhanceTextSelection = !!enhanceTextSelection;
              this._fontInspectorEnabled = !!(_global_scope["default"].FontInspector && _global_scope["default"].FontInspector.enabled);
              this._reader = null;
              this._layoutTextLastFontSize = null;
              this._layoutTextLastFontFamily = null;
              this._layoutTextCtx = null;
              this._textDivProperties = new WeakMap();
              this._renderingDone = false;
              this._canceled = false;
              this._capability = (0, _util.createPromiseCapability)();
              this._renderTimer = null;
              this._bounds = [];
  
              this._capability.promise["finally"](function () {
                if (_this._layoutTextCtx) {
                  _this._layoutTextCtx.canvas.width = 0;
                  _this._layoutTextCtx.canvas.height = 0;
                  _this._layoutTextCtx = null;
                }
              })["catch"](function () {
              });
            }
  
            TextLayerRenderTask.prototype = {
              get promise() {
                return this._capability.promise;
              },
  
              cancel: function TextLayer_cancel() {
                this._canceled = true;
  
                if (this._reader) {
                  this._reader.cancel(new _util.AbortException('TextLayer task cancelled.'));
  
                  this._reader = null;
                }
  
                if (this._renderTimer !== null) {
                  clearTimeout(this._renderTimer);
                  this._renderTimer = null;
                }
  
                this._capability.reject(new Error('TextLayer task cancelled.'));
              },
              _processItems: function _processItems(items, styleCache) {
                for (var i = 0, len = items.length; i < len; i++) {
                  this._textContentItemsStr.push(items[i].str);
  
                  appendText(this, items[i], styleCache);
                }
              },
              _layoutText: function _layoutText(textDiv) {
                var textDivProperties = this._textDivProperties.get(textDiv);
  
                if (textDivProperties.isWhitespace) {
                  return;
                }
  
                var transform = '';
  
                if (textDivProperties.canvasWidth !== 0) {
                  var _textDiv$style = textDiv.style,
                    fontSize = _textDiv$style.fontSize,
                    fontFamily = _textDiv$style.fontFamily;
  
                  if (fontSize !== this._layoutTextLastFontSize || fontFamily !== this._layoutTextLastFontFamily) {
                    this._layoutTextCtx.font = "".concat(fontSize, " ").concat(fontFamily);
                    this._layoutTextLastFontSize = fontSize;
                    this._layoutTextLastFontFamily = fontFamily;
                  }
  
                  var _this$_layoutTextCtx$ = this._layoutTextCtx.measureText(textDiv.textContent),
                    width = _this$_layoutTextCtx$.width;
  
                  if (width > 0) {
                    textDivProperties.scale = textDivProperties.canvasWidth / width;
                    transform = "scaleX(".concat(textDivProperties.scale, ")");
                  }
                }
  
                if (textDivProperties.angle !== 0) {
                  transform = "rotate(".concat(textDivProperties.angle, "deg) ").concat(transform);
                }
  
                if (transform.length > 0) {
                  if (this._enhanceTextSelection) {
                    textDivProperties.originalTransform = transform;
                  }
  
                  textDiv.style.transform = transform;
                }
  
                this._textDivProperties.set(textDiv, textDivProperties);
  
                this._container.appendChild(textDiv);
              },
              _render: function TextLayer_render(timeout) {
                var _this2 = this;
  
                var capability = (0, _util.createPromiseCapability)();
                var styleCache = Object.create(null);
                var canvas = document.createElement('canvas');
                canvas.mozOpaque = true;
                this._layoutTextCtx = canvas.getContext('2d', {
                  alpha: false
                });
  
                if (this._textContent) {
                  var textItems = this._textContent.items;
                  var textStyles = this._textContent.styles;
  
                  this._processItems(textItems, textStyles);
  
                  capability.resolve();
                } else if (this._textContentStream) {
                  var pump = function pump() {
                    _this2._reader.read().then(function (_ref2) {
                      var value = _ref2.value,
                        done = _ref2.done;
  
                      if (done) {
                        capability.resolve();
                        return;
                      }
  
                      Object.assign(styleCache, value.styles);
  
                      _this2._processItems(value.items, styleCache);
  
                      pump();
                    }, capability.reject);
                  };
  
                  this._reader = this._textContentStream.getReader();
                  pump();
                } else {
                  throw new Error('Neither "textContent" nor "textContentStream"' + ' parameters specified.');
                }
  
                capability.promise.then(function () {
                  styleCache = null;
  
                  if (!timeout) {
                    render(_this2);
                  } else {
                    _this2._renderTimer = setTimeout(function () {
                      render(_this2);
                      _this2._renderTimer = null;
                    }, timeout);
                  }
                }, this._capability.reject);
              },
              expandTextDivs: function TextLayer_expandTextDivs(expandDivs) {
                if (!this._enhanceTextSelection || !this._renderingDone) {
                  return;
                }
  
                if (this._bounds !== null) {
                  expand(this);
                  this._bounds = null;
                }
  
                var NO_PADDING = '0 0 0 0';
                var transformBuf = [],
                  paddingBuf = [];
  
                for (var i = 0, ii = this._textDivs.length; i < ii; i++) {
                  var div = this._textDivs[i];
  
                  var divProps = this._textDivProperties.get(div);
  
                  if (divProps.isWhitespace) {
                    continue;
                  }
  
                  if (expandDivs) {
                    transformBuf.length = 0;
                    paddingBuf.length = 0;
  
                    if (divProps.originalTransform) {
                      transformBuf.push(divProps.originalTransform);
                    }
  
                    if (divProps.paddingTop > 0) {
                      paddingBuf.push("".concat(divProps.paddingTop, "px"));
                      transformBuf.push("translateY(".concat(-divProps.paddingTop, "px)"));
                    } else {
                      paddingBuf.push(0);
                    }
  
                    if (divProps.paddingRight > 0) {
                      paddingBuf.push("".concat(divProps.paddingRight / divProps.scale, "px"));
                    } else {
                      paddingBuf.push(0);
                    }
  
                    if (divProps.paddingBottom > 0) {
                      paddingBuf.push("".concat(divProps.paddingBottom, "px"));
                    } else {
                      paddingBuf.push(0);
                    }
  
                    if (divProps.paddingLeft > 0) {
                      paddingBuf.push("".concat(divProps.paddingLeft / divProps.scale, "px"));
                      transformBuf.push("translateX(".concat(-divProps.paddingLeft / divProps.scale, "px)"));
                    } else {
                      paddingBuf.push(0);
                    }
  
                    var padding = paddingBuf.join(' ');
  
                    if (padding !== NO_PADDING) {
                      div.style.padding = padding;
                    }
  
                    if (transformBuf.length) {
                      div.style.transform = transformBuf.join(' ');
                    }
                  } else {
                    div.style.padding = null;
                    div.style.transform = divProps.originalTransform;
                  }
                }
              }
            };
  
            function renderTextLayer(renderParameters) {
              var task = new TextLayerRenderTask({
                textContent: renderParameters.textContent,
                textContentStream: renderParameters.textContentStream,
                container: renderParameters.container,
                viewport: renderParameters.viewport,
                textDivs: renderParameters.textDivs,
                textContentItemsStr: renderParameters.textContentItemsStr,
                enhanceTextSelection: renderParameters.enhanceTextSelection
              });
  
              task._render(renderParameters.timeout);
  
              return task;
            }
  
            return renderTextLayer;
          }();
  
          exports.renderTextLayer = renderTextLayer;
  
          /***/
        }),
        /* 195 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.AnnotationLayer = void 0;
  
          var _display_utils = __w_pdfjs_require__(183);
  
          var _util = __w_pdfjs_require__(1);
  
          function _get(target, property, receiver) {
            if (typeof Reflect !== "undefined" && Reflect.get) {
              _get = Reflect.get;
            } else {
              _get = function _get(target, property, receiver) {
                var base = _superPropBase(target, property);
                if (!base) return;
                var desc = Object.getOwnPropertyDescriptor(base, property);
                if (desc.get) {
                  return desc.get.call(receiver);
                }
                return desc.value;
              };
            }
            return _get(target, property, receiver || target);
          }
  
          function _superPropBase(object, property) {
            while (!Object.prototype.hasOwnProperty.call(object, property)) {
              object = _getPrototypeOf(object);
              if (object === null) break;
            }
            return object;
          }
  
          function _typeof(obj) {
            if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
              _typeof = function _typeof(obj) {
                return typeof obj;
              };
            } else {
              _typeof = function _typeof(obj) {
                return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
              };
            }
            return _typeof(obj);
          }
  
          function _possibleConstructorReturn(self, call) {
            if (call && (_typeof(call) === "object" || typeof call === "function")) {
              return call;
            }
            return _assertThisInitialized(self);
          }
  
          function _assertThisInitialized(self) {
            if (self === void 0) {
              throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
            }
            return self;
          }
  
          function _getPrototypeOf(o) {
            _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
              return o.__proto__ || Object.getPrototypeOf(o);
            };
            return _getPrototypeOf(o);
          }
  
          function _inherits(subClass, superClass) {
            if (typeof superClass !== "function" && superClass !== null) {
              throw new TypeError("Super expression must either be null or a function");
            }
            subClass.prototype = Object.create(superClass && superClass.prototype, {
              constructor: {
                value: subClass,
                writable: true,
                configurable: true
              }
            });
            if (superClass) _setPrototypeOf(subClass, superClass);
          }
  
          function _setPrototypeOf(o, p) {
            _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
              o.__proto__ = p;
              return o;
            };
            return _setPrototypeOf(o, p);
          }
  
          function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
              throw new TypeError("Cannot call a class as a function");
            }
          }
  
          function _defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
              var descriptor = props[i];
              descriptor.enumerable = descriptor.enumerable || false;
              descriptor.configurable = true;
              if ("value" in descriptor) descriptor.writable = true;
              Object.defineProperty(target, descriptor.key, descriptor);
            }
          }
  
          function _createClass(Constructor, protoProps, staticProps) {
            if (protoProps) _defineProperties(Constructor.prototype, protoProps);
            if (staticProps) _defineProperties(Constructor, staticProps);
            return Constructor;
          }
  
          var AnnotationElementFactory =
            /*#__PURE__*/
            function () {
              function AnnotationElementFactory() {
                _classCallCheck(this, AnnotationElementFactory);
              }
  
              _createClass(AnnotationElementFactory, null, [{
                key: "create",
                value: function create(parameters) {
                  var subtype = parameters.data.annotationType;
  
                  switch (subtype) {
                    case _util.AnnotationType.LINK:
                      return new LinkAnnotationElement(parameters);
  
                    case _util.AnnotationType.TEXT:
                      return new TextAnnotationElement(parameters);
  
                    case _util.AnnotationType.WIDGET:
                      var fieldType = parameters.data.fieldType;
  
                      switch (fieldType) {
                        case 'Tx':
                          return new TextWidgetAnnotationElement(parameters);
  
                        case 'Btn':
                          if (parameters.data.radioButton) {
                            return new RadioButtonWidgetAnnotationElement(parameters);
                          } else if (parameters.data.checkBox) {
                            return new CheckboxWidgetAnnotationElement(parameters);
                          }
  
                          return new PushButtonWidgetAnnotationElement(parameters);
  
                        case 'Ch':
                          return new ChoiceWidgetAnnotationElement(parameters);
                      }
  
                      return new WidgetAnnotationElement(parameters);
  
                    case _util.AnnotationType.POPUP:
                      return new PopupAnnotationElement(parameters);
  
                    case _util.AnnotationType.FREETEXT:
                      return new FreeTextAnnotationElement(parameters);
  
                    case _util.AnnotationType.LINE:
                      return new LineAnnotationElement(parameters);
  
                    case _util.AnnotationType.SQUARE:
                      return new SquareAnnotationElement(parameters);
  
                    case _util.AnnotationType.CIRCLE:
                      return new CircleAnnotationElement(parameters);
  
                    case _util.AnnotationType.POLYLINE:
                      return new PolylineAnnotationElement(parameters);
  
                    case _util.AnnotationType.CARET:
                      return new CaretAnnotationElement(parameters);
  
                    case _util.AnnotationType.INK:
                      return new InkAnnotationElement(parameters);
  
                    case _util.AnnotationType.POLYGON:
                      return new PolygonAnnotationElement(parameters);
  
                    case _util.AnnotationType.HIGHLIGHT:
                      return new HighlightAnnotationElement(parameters);
  
                    case _util.AnnotationType.UNDERLINE:
                      return new UnderlineAnnotationElement(parameters);
  
                    case _util.AnnotationType.SQUIGGLY:
                      return new SquigglyAnnotationElement(parameters);
  
                    case _util.AnnotationType.STRIKEOUT:
                      return new StrikeOutAnnotationElement(parameters);
  
                    case _util.AnnotationType.STAMP:
                      return new StampAnnotationElement(parameters);
  
                    case _util.AnnotationType.FILEATTACHMENT:
                      return new FileAttachmentAnnotationElement(parameters);
  
                    default:
                      return new AnnotationElement(parameters);
                  }
                }
              }]);
  
              return AnnotationElementFactory;
            }();
  
          var AnnotationElement =
            /*#__PURE__*/
            function () {
              function AnnotationElement(parameters) {
                var isRenderable = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
                var ignoreBorder = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
  
                _classCallCheck(this, AnnotationElement);
  
                this.isRenderable = isRenderable;
                this.data = parameters.data;
                this.layer = parameters.layer;
                this.page = parameters.page;
                this.viewport = parameters.viewport;
                this.linkService = parameters.linkService;
                this.downloadManager = parameters.downloadManager;
                this.imageResourcesPath = parameters.imageResourcesPath;
                this.renderInteractiveForms = parameters.renderInteractiveForms;
                this.svgFactory = parameters.svgFactory;
  
                if (isRenderable) {
                  this.container = this._createContainer(ignoreBorder);
                }
              }
  
              _createClass(AnnotationElement, [{
                key: "_createContainer",
                value: function _createContainer() {
                  var ignoreBorder = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                  var data = this.data,
                    page = this.page,
                    viewport = this.viewport;
                  var container = document.createElement('section');
                  var width = data.rect[2] - data.rect[0];
                  var height = data.rect[3] - data.rect[1];
                  container.setAttribute('data-annotation-id', data.id);
  
                  var rect = _util.Util.normalizeRect([data.rect[0], page.view[3] - data.rect[1] + page.view[1], data.rect[2], page.view[3] - data.rect[3] + page.view[1]]);
  
                  container.style.transform = "matrix(".concat(viewport.transform.join(','), ")");
                  container.style.transformOrigin = "-".concat(rect[0], "px -").concat(rect[1], "px");
  
                  if (!ignoreBorder && data.borderStyle.width > 0) {
                    container.style.borderWidth = "".concat(data.borderStyle.width, "px");
  
                    if (data.borderStyle.style !== _util.AnnotationBorderStyleType.UNDERLINE) {
                      width = width - 2 * data.borderStyle.width;
                      height = height - 2 * data.borderStyle.width;
                    }
  
                    var horizontalRadius = data.borderStyle.horizontalCornerRadius;
                    var verticalRadius = data.borderStyle.verticalCornerRadius;
  
                    if (horizontalRadius > 0 || verticalRadius > 0) {
                      var radius = "".concat(horizontalRadius, "px / ").concat(verticalRadius, "px");
                      container.style.borderRadius = radius;
                    }
  
                    switch (data.borderStyle.style) {
                      case _util.AnnotationBorderStyleType.SOLID:
                        container.style.borderStyle = 'solid';
                        break;
  
                      case _util.AnnotationBorderStyleType.DASHED:
                        container.style.borderStyle = 'dashed';
                        break;
  
                      case _util.AnnotationBorderStyleType.BEVELED:
                        (0, _util.warn)('Unimplemented border style: beveled');
                        break;
  
                      case _util.AnnotationBorderStyleType.INSET:
                        (0, _util.warn)('Unimplemented border style: inset');
                        break;
  
                      case _util.AnnotationBorderStyleType.UNDERLINE:
                        container.style.borderBottomStyle = 'solid';
                        break;
  
                      default:
                        break;
                    }
  
                    if (data.color) {
                      container.style.borderColor = _util.Util.makeCssRgb(data.color[0] | 0, data.color[1] | 0, data.color[2] | 0);
                    } else {
                      container.style.borderWidth = 0;
                    }
                  }
  
                  container.style.left = "".concat(rect[0], "px");
                  container.style.top = "".concat(rect[1], "px");
                  container.style.width = "".concat(width, "px");
                  container.style.height = "".concat(height, "px");
                  return container;
                }
              }, {
                key: "_createPopup",
                value: function _createPopup(container, trigger, data) {
                  if (!trigger) {
                    trigger = document.createElement('div');
                    trigger.style.height = container.style.height;
                    trigger.style.width = container.style.width;
                    container.appendChild(trigger);
                  }
  
                  var popupElement = new PopupElement({
                    container: container,
                    trigger: trigger,
                    color: data.color,
                    title: data.title,
                    modificationDate: data.modificationDate,
                    contents: data.contents,
                    hideWrapper: true
                  });
                  var popup = popupElement.render();
                  popup.style.left = container.style.width;
                  container.appendChild(popup);
                }
              }, {
                key: "render",
                value: function render() {
                  (0, _util.unreachable)('Abstract method `AnnotationElement.render` called');
                }
              }]);
  
              return AnnotationElement;
            }();
  
          var LinkAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement) {
              _inherits(LinkAnnotationElement, _AnnotationElement);
  
              function LinkAnnotationElement(parameters) {
                _classCallCheck(this, LinkAnnotationElement);
  
                var isRenderable = !!(parameters.data.url || parameters.data.dest || parameters.data.action);
                return _possibleConstructorReturn(this, _getPrototypeOf(LinkAnnotationElement).call(this, parameters, isRenderable));
              }
  
              _createClass(LinkAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'linkAnnotation';
                  var data = this.data,
                    linkService = this.linkService;
                  var link = document.createElement('a');
  
                  if (data.url) {
                    (0, _display_utils.addLinkAttributes)(link, {
                      url: data.url,
                      target: data.newWindow ? _display_utils.LinkTarget.BLANK : linkService.externalLinkTarget,
                      rel: linkService.externalLinkRel,
                      enabled: linkService.externalLinkEnabled
                    });
                  } else if (data.action) {
                    this._bindNamedAction(link, data.action);
                  } else {
                    this._bindLink(link, data.dest);
                  }
  
                  this.container.appendChild(link);
                  return this.container;
                }
              }, {
                key: "_bindLink",
                value: function _bindLink(link, destination) {
                  var _this = this;
  
                  link.href = this.linkService.getDestinationHash(destination);
  
                  link.onclick = function () {
                    if (destination) {
                      _this.linkService.navigateTo(destination);
                    }
  
                    return false;
                  };
  
                  if (destination) {
                    link.className = 'internalLink';
                  }
                }
              }, {
                key: "_bindNamedAction",
                value: function _bindNamedAction(link, action) {
                  var _this2 = this;
  
                  link.href = this.linkService.getAnchorUrl('');
  
                  link.onclick = function () {
                    _this2.linkService.executeNamedAction(action);
  
                    return false;
                  };
  
                  link.className = 'internalLink';
                }
              }]);
  
              return LinkAnnotationElement;
            }(AnnotationElement);
  
          var TextAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement2) {
              _inherits(TextAnnotationElement, _AnnotationElement2);
  
              function TextAnnotationElement(parameters) {
                _classCallCheck(this, TextAnnotationElement);
  
                var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
                return _possibleConstructorReturn(this, _getPrototypeOf(TextAnnotationElement).call(this, parameters, isRenderable));
              }
  
              _createClass(TextAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'textAnnotation';
                  var image = document.createElement('img');
                  image.style.height = this.container.style.height;
                  image.style.width = this.container.style.width;
                  image.src = this.imageResourcesPath + 'annotation-' + this.data.name.toLowerCase() + '.svg';
                  image.alt = '[{{type}} Annotation]';
                  image.dataset.l10nId = 'text_annotation_type';
                  image.dataset.l10nArgs = JSON.stringify({
                    type: this.data.name
                  });
  
                  if (!this.data.hasPopup) {
                    this._createPopup(this.container, image, this.data);
                  }
  
                  this.container.appendChild(image);
                  return this.container;
                }
              }]);
  
              return TextAnnotationElement;
            }(AnnotationElement);
  
          var WidgetAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement3) {
              _inherits(WidgetAnnotationElement, _AnnotationElement3);
  
              function WidgetAnnotationElement() {
                _classCallCheck(this, WidgetAnnotationElement);
  
                return _possibleConstructorReturn(this, _getPrototypeOf(WidgetAnnotationElement).apply(this, arguments));
              }
  
              _createClass(WidgetAnnotationElement, [{
                key: "render",
                value: function render() {
                  return this.container;
                }
              }]);
  
              return WidgetAnnotationElement;
            }(AnnotationElement);
  
          var TextWidgetAnnotationElement =
            /*#__PURE__*/
            function (_WidgetAnnotationElem) {
              _inherits(TextWidgetAnnotationElement, _WidgetAnnotationElem);
  
              function TextWidgetAnnotationElement(parameters) {
                _classCallCheck(this, TextWidgetAnnotationElement);
  
                var isRenderable = parameters.renderInteractiveForms || !parameters.data.hasAppearance && !!parameters.data.fieldValue;
                return _possibleConstructorReturn(this, _getPrototypeOf(TextWidgetAnnotationElement).call(this, parameters, isRenderable));
              }
  
              _createClass(TextWidgetAnnotationElement, [{
                key: "render",
                value: function render() {
                  var TEXT_ALIGNMENT = ['left', 'center', 'right'];
                  this.container.className = 'textWidgetAnnotation';
                  var element = null;
  
                  if (this.renderInteractiveForms) {
                    if (this.data.multiLine) {
                      element = document.createElement('textarea');
                      element.textContent = this.data.fieldValue;
                    } else {
                      element = document.createElement('input');
                      element.type = 'text';
                      element.setAttribute('value', this.data.fieldValue);
                    }
  
                    element.disabled = this.data.readOnly;
  
                    if (this.data.maxLen !== null) {
                      element.maxLength = this.data.maxLen;
                    }
  
                    if (this.data.comb) {
                      var fieldWidth = this.data.rect[2] - this.data.rect[0];
                      var combWidth = fieldWidth / this.data.maxLen;
                      element.classList.add('comb');
                      element.style.letterSpacing = "calc(".concat(combWidth, "px - 1ch)");
                    }
                  } else {
                    element = document.createElement('div');
                    element.textContent = this.data.fieldValue;
                    element.style.verticalAlign = 'middle';
                    element.style.display = 'table-cell';
                    var font = null;
  
                    if (this.data.fontRefName && this.page.commonObjs.has(this.data.fontRefName)) {
                      font = this.page.commonObjs.get(this.data.fontRefName);
                    }
  
                    this._setTextStyle(element, font);
                  }
  
                  if (this.data.textAlignment !== null) {
                    element.style.textAlign = TEXT_ALIGNMENT[this.data.textAlignment];
                  }
  
                  this.container.appendChild(element);
                  return this.container;
                }
              }, {
                key: "_setTextStyle",
                value: function _setTextStyle(element, font) {
                  var style = element.style;
                  style.fontSize = "".concat(this.data.fontSize, "px");
                  style.direction = this.data.fontDirection < 0 ? 'rtl' : 'ltr';
  
                  if (!font) {
                    return;
                  }
  
                  style.fontWeight = font.black ? font.bold ? '900' : 'bold' : font.bold ? 'bold' : 'normal';
                  style.fontStyle = font.italic ? 'italic' : 'normal';
                  var fontFamily = font.loadedName ? "\"".concat(font.loadedName, "\", ") : '';
                  var fallbackName = font.fallbackName || 'Helvetica, sans-serif';
                  style.fontFamily = fontFamily + fallbackName;
                }
              }]);
  
              return TextWidgetAnnotationElement;
            }(WidgetAnnotationElement);
  
          var CheckboxWidgetAnnotationElement =
            /*#__PURE__*/
            function (_WidgetAnnotationElem2) {
              _inherits(CheckboxWidgetAnnotationElement, _WidgetAnnotationElem2);
  
              function CheckboxWidgetAnnotationElement(parameters) {
                _classCallCheck(this, CheckboxWidgetAnnotationElement);
  
                return _possibleConstructorReturn(this, _getPrototypeOf(CheckboxWidgetAnnotationElement).call(this, parameters, parameters.renderInteractiveForms));
              }
  
              _createClass(CheckboxWidgetAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'buttonWidgetAnnotation checkBox';
                  var element = document.createElement('input');
                  element.disabled = this.data.readOnly;
                  element.type = 'checkbox';
  
                  if (this.data.fieldValue && this.data.fieldValue !== 'Off') {
                    element.setAttribute('checked', true);
                  }
  
                  this.container.appendChild(element);
                  return this.container;
                }
              }]);
  
              return CheckboxWidgetAnnotationElement;
            }(WidgetAnnotationElement);
  
          var RadioButtonWidgetAnnotationElement =
            /*#__PURE__*/
            function (_WidgetAnnotationElem3) {
              _inherits(RadioButtonWidgetAnnotationElement, _WidgetAnnotationElem3);
  
              function RadioButtonWidgetAnnotationElement(parameters) {
                _classCallCheck(this, RadioButtonWidgetAnnotationElement);
  
                return _possibleConstructorReturn(this, _getPrototypeOf(RadioButtonWidgetAnnotationElement).call(this, parameters, parameters.renderInteractiveForms));
              }
  
              _createClass(RadioButtonWidgetAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'buttonWidgetAnnotation radioButton';
                  var element = document.createElement('input');
                  element.disabled = this.data.readOnly;
                  element.type = 'radio';
                  element.name = this.data.fieldName;
  
                  if (this.data.fieldValue === this.data.buttonValue) {
                    element.setAttribute('checked', true);
                  }
  
                  this.container.appendChild(element);
                  return this.container;
                }
              }]);
  
              return RadioButtonWidgetAnnotationElement;
            }(WidgetAnnotationElement);
  
          var PushButtonWidgetAnnotationElement =
            /*#__PURE__*/
            function (_LinkAnnotationElemen) {
              _inherits(PushButtonWidgetAnnotationElement, _LinkAnnotationElemen);
  
              function PushButtonWidgetAnnotationElement() {
                _classCallCheck(this, PushButtonWidgetAnnotationElement);
  
                return _possibleConstructorReturn(this, _getPrototypeOf(PushButtonWidgetAnnotationElement).apply(this, arguments));
              }
  
              _createClass(PushButtonWidgetAnnotationElement, [{
                key: "render",
                value: function render() {
                  var container = _get(_getPrototypeOf(PushButtonWidgetAnnotationElement.prototype), "render", this).call(this);
  
                  container.className = 'buttonWidgetAnnotation pushButton';
                  return container;
                }
              }]);
  
              return PushButtonWidgetAnnotationElement;
            }(LinkAnnotationElement);
  
          var ChoiceWidgetAnnotationElement =
            /*#__PURE__*/
            function (_WidgetAnnotationElem4) {
              _inherits(ChoiceWidgetAnnotationElement, _WidgetAnnotationElem4);
  
              function ChoiceWidgetAnnotationElement(parameters) {
                _classCallCheck(this, ChoiceWidgetAnnotationElement);
  
                return _possibleConstructorReturn(this, _getPrototypeOf(ChoiceWidgetAnnotationElement).call(this, parameters, parameters.renderInteractiveForms));
              }
  
              _createClass(ChoiceWidgetAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'choiceWidgetAnnotation';
                  var selectElement = document.createElement('select');
                  selectElement.disabled = this.data.readOnly;
  
                  if (!this.data.combo) {
                    selectElement.size = this.data.options.length;
  
                    if (this.data.multiSelect) {
                      selectElement.multiple = true;
                    }
                  }
  
                  var _iteratorNormalCompletion = true;
                  var _didIteratorError = false;
                  var _iteratorError = undefined;
  
                  try {
                    for (var _iterator = this.data.options[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
                      var option = _step.value;
                      var optionElement = document.createElement('option');
                      optionElement.textContent = option.displayValue;
                      optionElement.value = option.exportValue;
  
                      if (this.data.fieldValue.includes(option.displayValue)) {
                        optionElement.setAttribute('selected', true);
                      }
  
                      selectElement.appendChild(optionElement);
                    }
                  } catch (err) {
                    _didIteratorError = true;
                    _iteratorError = err;
                  } finally {
                    try {
                      if (!_iteratorNormalCompletion && _iterator["return"] != null) {
                        _iterator["return"]();
                      }
                    } finally {
                      if (_didIteratorError) {
                        throw _iteratorError;
                      }
                    }
                  }
  
                  this.container.appendChild(selectElement);
                  return this.container;
                }
              }]);
  
              return ChoiceWidgetAnnotationElement;
            }(WidgetAnnotationElement);
  
          var PopupAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement4) {
              _inherits(PopupAnnotationElement, _AnnotationElement4);
  
              function PopupAnnotationElement(parameters) {
                _classCallCheck(this, PopupAnnotationElement);
  
                var isRenderable = !!(parameters.data.title || parameters.data.contents);
                return _possibleConstructorReturn(this, _getPrototypeOf(PopupAnnotationElement).call(this, parameters, isRenderable));
              }
  
              _createClass(PopupAnnotationElement, [{
                key: "render",
                value: function render() {
                  var IGNORE_TYPES = ['Line', 'Square', 'Circle', 'PolyLine', 'Polygon', 'Ink'];
                  this.container.className = 'popupAnnotation';
  
                  if (IGNORE_TYPES.includes(this.data.parentType)) {
                    return this.container;
                  }
  
                  var selector = "[data-annotation-id=\"".concat(this.data.parentId, "\"]");
                  var parentElement = this.layer.querySelector(selector);
  
                  if (!parentElement) {
                    return this.container;
                  }
  
                  var popup = new PopupElement({
                    container: this.container,
                    trigger: parentElement,
                    color: this.data.color,
                    title: this.data.title,
                    modificationDate: this.data.modificationDate,
                    contents: this.data.contents
                  });
                  var parentLeft = parseFloat(parentElement.style.left);
                  var parentWidth = parseFloat(parentElement.style.width);
                  this.container.style.transformOrigin = "-".concat(parentLeft + parentWidth, "px -").concat(parentElement.style.top);
                  this.container.style.left = "".concat(parentLeft + parentWidth, "px");
                  this.container.appendChild(popup.render());
                  return this.container;
                }
              }]);
  
              return PopupAnnotationElement;
            }(AnnotationElement);
  
          var PopupElement =
            /*#__PURE__*/
            function () {
              function PopupElement(parameters) {
                _classCallCheck(this, PopupElement);
  
                this.container = parameters.container;
                this.trigger = parameters.trigger;
                this.color = parameters.color;
                this.title = parameters.title;
                this.modificationDate = parameters.modificationDate;
                this.contents = parameters.contents;
                this.hideWrapper = parameters.hideWrapper || false;
                this.pinned = false;
              }
  
              _createClass(PopupElement, [{
                key: "render",
                value: function render() {
                  var BACKGROUND_ENLIGHT = 0.7;
                  var wrapper = document.createElement('div');
                  wrapper.className = 'popupWrapper';
                  this.hideElement = this.hideWrapper ? wrapper : this.container;
                  this.hideElement.setAttribute('hidden', true);
                  var popup = document.createElement('div');
                  popup.className = 'popup';
                  var color = this.color;
  
                  if (color) {
                    var r = BACKGROUND_ENLIGHT * (255 - color[0]) + color[0];
                    var g = BACKGROUND_ENLIGHT * (255 - color[1]) + color[1];
                    var b = BACKGROUND_ENLIGHT * (255 - color[2]) + color[2];
                    popup.style.backgroundColor = _util.Util.makeCssRgb(r | 0, g | 0, b | 0);
                  }
  
                  var title = document.createElement('h1');
                  title.textContent = this.title;
                  popup.appendChild(title);
  
                  var dateObject = _display_utils.PDFDateString.toDateObject(this.modificationDate);
  
                  if (dateObject) {
                    var modificationDate = document.createElement('span');
                    modificationDate.textContent = '{{date}}, {{time}}';
                    modificationDate.dataset.l10nId = 'annotation_date_string';
                    modificationDate.dataset.l10nArgs = JSON.stringify({
                      date: dateObject.toLocaleDateString(),
                      time: dateObject.toLocaleTimeString()
                    });
                    popup.appendChild(modificationDate);
                  }
  
                  var contents = this._formatContents(this.contents);
  
                  popup.appendChild(contents);
                  this.trigger.addEventListener('click', this._toggle.bind(this));
                  this.trigger.addEventListener('mouseover', this._show.bind(this, false));
                  this.trigger.addEventListener('mouseout', this._hide.bind(this, false));
                  popup.addEventListener('click', this._hide.bind(this, true));
                  wrapper.appendChild(popup);
                  return wrapper;
                }
              }, {
                key: "_formatContents",
                value: function _formatContents(contents) {
                  var p = document.createElement('p');
                  var lines = contents.split(/(?:\r\n?|\n)/);
  
                  for (var i = 0, ii = lines.length; i < ii; ++i) {
                    var line = lines[i];
                    p.appendChild(document.createTextNode(line));
  
                    if (i < ii - 1) {
                      p.appendChild(document.createElement('br'));
                    }
                  }
  
                  return p;
                }
              }, {
                key: "_toggle",
                value: function _toggle() {
                  if (this.pinned) {
                    this._hide(true);
                  } else {
                    this._show(true);
                  }
                }
              }, {
                key: "_show",
                value: function _show() {
                  var pin = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
  
                  if (pin) {
                    this.pinned = true;
                  }
  
                  if (this.hideElement.hasAttribute('hidden')) {
                    this.hideElement.removeAttribute('hidden');
                    this.container.style.zIndex += 1;
                  }
                }
              }, {
                key: "_hide",
                value: function _hide() {
                  var unpin = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : true;
  
                  if (unpin) {
                    this.pinned = false;
                  }
  
                  if (!this.hideElement.hasAttribute('hidden') && !this.pinned) {
                    this.hideElement.setAttribute('hidden', true);
                    this.container.style.zIndex -= 1;
                  }
                }
              }]);
  
              return PopupElement;
            }();
  
          var FreeTextAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement5) {
              _inherits(FreeTextAnnotationElement, _AnnotationElement5);
  
              function FreeTextAnnotationElement(parameters) {
                _classCallCheck(this, FreeTextAnnotationElement);
  
                var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
                return _possibleConstructorReturn(this, _getPrototypeOf(FreeTextAnnotationElement).call(this, parameters, isRenderable, true));
              }
  
              _createClass(FreeTextAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'freeTextAnnotation';
  
                  if (!this.data.hasPopup) {
                    this._createPopup(this.container, null, this.data);
                  }
  
                  return this.container;
                }
              }]);
  
              return FreeTextAnnotationElement;
            }(AnnotationElement);
  
          var LineAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement6) {
              _inherits(LineAnnotationElement, _AnnotationElement6);
  
              function LineAnnotationElement(parameters) {
                _classCallCheck(this, LineAnnotationElement);
  
                var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
                return _possibleConstructorReturn(this, _getPrototypeOf(LineAnnotationElement).call(this, parameters, isRenderable, true));
              }
  
              _createClass(LineAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'lineAnnotation';
                  var data = this.data;
                  var width = data.rect[2] - data.rect[0];
                  var height = data.rect[3] - data.rect[1];
                  var svg = this.svgFactory.create(width, height);
                  var line = this.svgFactory.createElement('svg:line');
                  line.setAttribute('x1', data.rect[2] - data.lineCoordinates[0]);
                  line.setAttribute('y1', data.rect[3] - data.lineCoordinates[1]);
                  line.setAttribute('x2', data.rect[2] - data.lineCoordinates[2]);
                  line.setAttribute('y2', data.rect[3] - data.lineCoordinates[3]);
                  line.setAttribute('stroke-width', data.borderStyle.width);
                  line.setAttribute('stroke', 'transparent');
                  svg.appendChild(line);
                  this.container.append(svg);
  
                  this._createPopup(this.container, line, data);
  
                  return this.container;
                }
              }]);
  
              return LineAnnotationElement;
            }(AnnotationElement);
  
          var SquareAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement7) {
              _inherits(SquareAnnotationElement, _AnnotationElement7);
  
              function SquareAnnotationElement(parameters) {
                _classCallCheck(this, SquareAnnotationElement);
  
                var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
                return _possibleConstructorReturn(this, _getPrototypeOf(SquareAnnotationElement).call(this, parameters, isRenderable, true));
              }
  
              _createClass(SquareAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'squareAnnotation';
                  var data = this.data;
                  var width = data.rect[2] - data.rect[0];
                  var height = data.rect[3] - data.rect[1];
                  var svg = this.svgFactory.create(width, height);
                  var borderWidth = data.borderStyle.width;
                  var square = this.svgFactory.createElement('svg:rect');
                  square.setAttribute('x', borderWidth / 2);
                  square.setAttribute('y', borderWidth / 2);
                  square.setAttribute('width', width - borderWidth);
                  square.setAttribute('height', height - borderWidth);
                  square.setAttribute('stroke-width', borderWidth);
                  square.setAttribute('stroke', 'transparent');
                  square.setAttribute('fill', 'none');
                  svg.appendChild(square);
                  this.container.append(svg);
  
                  this._createPopup(this.container, square, data);
  
                  return this.container;
                }
              }]);
  
              return SquareAnnotationElement;
            }(AnnotationElement);
  
          var CircleAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement8) {
              _inherits(CircleAnnotationElement, _AnnotationElement8);
  
              function CircleAnnotationElement(parameters) {
                _classCallCheck(this, CircleAnnotationElement);
  
                var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
                return _possibleConstructorReturn(this, _getPrototypeOf(CircleAnnotationElement).call(this, parameters, isRenderable, true));
              }
  
              _createClass(CircleAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'circleAnnotation';
                  var data = this.data;
                  var width = data.rect[2] - data.rect[0];
                  var height = data.rect[3] - data.rect[1];
                  var svg = this.svgFactory.create(width, height);
                  var borderWidth = data.borderStyle.width;
                  var circle = this.svgFactory.createElement('svg:ellipse');
                  circle.setAttribute('cx', width / 2);
                  circle.setAttribute('cy', height / 2);
                  circle.setAttribute('rx', width / 2 - borderWidth / 2);
                  circle.setAttribute('ry', height / 2 - borderWidth / 2);
                  circle.setAttribute('stroke-width', borderWidth);
                  circle.setAttribute('stroke', 'transparent');
                  circle.setAttribute('fill', 'none');
                  svg.appendChild(circle);
                  this.container.append(svg);
  
                  this._createPopup(this.container, circle, data);
  
                  return this.container;
                }
              }]);
  
              return CircleAnnotationElement;
            }(AnnotationElement);
  
          var PolylineAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement9) {
              _inherits(PolylineAnnotationElement, _AnnotationElement9);
  
              function PolylineAnnotationElement(parameters) {
                var _this3;
  
                _classCallCheck(this, PolylineAnnotationElement);
  
                var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
                _this3 = _possibleConstructorReturn(this, _getPrototypeOf(PolylineAnnotationElement).call(this, parameters, isRenderable, true));
                _this3.containerClassName = 'polylineAnnotation';
                _this3.svgElementName = 'svg:polyline';
                return _this3;
              }
  
              _createClass(PolylineAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = this.containerClassName;
                  var data = this.data;
                  var width = data.rect[2] - data.rect[0];
                  var height = data.rect[3] - data.rect[1];
                  var svg = this.svgFactory.create(width, height);
                  var points = [];
                  var _iteratorNormalCompletion2 = true;
                  var _didIteratorError2 = false;
                  var _iteratorError2 = undefined;
  
                  try {
                    for (var _iterator2 = data.vertices[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
                      var coordinate = _step2.value;
                      var x = coordinate.x - data.rect[0];
                      var y = data.rect[3] - coordinate.y;
                      points.push(x + ',' + y);
                    }
                  } catch (err) {
                    _didIteratorError2 = true;
                    _iteratorError2 = err;
                  } finally {
                    try {
                      if (!_iteratorNormalCompletion2 && _iterator2["return"] != null) {
                        _iterator2["return"]();
                      }
                    } finally {
                      if (_didIteratorError2) {
                        throw _iteratorError2;
                      }
                    }
                  }
  
                  points = points.join(' ');
                  var polyline = this.svgFactory.createElement(this.svgElementName);
                  polyline.setAttribute('points', points);
                  polyline.setAttribute('stroke-width', data.borderStyle.width);
                  polyline.setAttribute('stroke', 'transparent');
                  polyline.setAttribute('fill', 'none');
                  svg.appendChild(polyline);
                  this.container.append(svg);
  
                  this._createPopup(this.container, polyline, data);
  
                  return this.container;
                }
              }]);
  
              return PolylineAnnotationElement;
            }(AnnotationElement);
  
          var PolygonAnnotationElement =
            /*#__PURE__*/
            function (_PolylineAnnotationEl) {
              _inherits(PolygonAnnotationElement, _PolylineAnnotationEl);
  
              function PolygonAnnotationElement(parameters) {
                var _this4;
  
                _classCallCheck(this, PolygonAnnotationElement);
  
                _this4 = _possibleConstructorReturn(this, _getPrototypeOf(PolygonAnnotationElement).call(this, parameters));
                _this4.containerClassName = 'polygonAnnotation';
                _this4.svgElementName = 'svg:polygon';
                return _this4;
              }
  
              return PolygonAnnotationElement;
            }(PolylineAnnotationElement);
  
          var CaretAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement10) {
              _inherits(CaretAnnotationElement, _AnnotationElement10);
  
              function CaretAnnotationElement(parameters) {
                _classCallCheck(this, CaretAnnotationElement);
  
                var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
                return _possibleConstructorReturn(this, _getPrototypeOf(CaretAnnotationElement).call(this, parameters, isRenderable, true));
              }
  
              _createClass(CaretAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'caretAnnotation';
  
                  if (!this.data.hasPopup) {
                    this._createPopup(this.container, null, this.data);
                  }
  
                  return this.container;
                }
              }]);
  
              return CaretAnnotationElement;
            }(AnnotationElement);
  
          var InkAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement11) {
              _inherits(InkAnnotationElement, _AnnotationElement11);
  
              function InkAnnotationElement(parameters) {
                var _this5;
  
                _classCallCheck(this, InkAnnotationElement);
  
                var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
                _this5 = _possibleConstructorReturn(this, _getPrototypeOf(InkAnnotationElement).call(this, parameters, isRenderable, true));
                _this5.containerClassName = 'inkAnnotation';
                _this5.svgElementName = 'svg:polyline';
                return _this5;
              }
  
              _createClass(InkAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = this.containerClassName;
                  var data = this.data;
                  var width = data.rect[2] - data.rect[0];
                  var height = data.rect[3] - data.rect[1];
                  var svg = this.svgFactory.create(width, height);
                  var _iteratorNormalCompletion3 = true;
                  var _didIteratorError3 = false;
                  var _iteratorError3 = undefined;
  
                  try {
                    for (var _iterator3 = data.inkLists[Symbol.iterator](), _step3; !(_iteratorNormalCompletion3 = (_step3 = _iterator3.next()).done); _iteratorNormalCompletion3 = true) {
                      var inkList = _step3.value;
                      var points = [];
                      var _iteratorNormalCompletion4 = true;
                      var _didIteratorError4 = false;
                      var _iteratorError4 = undefined;
  
                      try {
                        for (var _iterator4 = inkList[Symbol.iterator](), _step4; !(_iteratorNormalCompletion4 = (_step4 = _iterator4.next()).done); _iteratorNormalCompletion4 = true) {
                          var coordinate = _step4.value;
                          var x = coordinate.x - data.rect[0];
                          var y = data.rect[3] - coordinate.y;
                          points.push("".concat(x, ",").concat(y));
                        }
                      } catch (err) {
                        _didIteratorError4 = true;
                        _iteratorError4 = err;
                      } finally {
                        try {
                          if (!_iteratorNormalCompletion4 && _iterator4["return"] != null) {
                            _iterator4["return"]();
                          }
                        } finally {
                          if (_didIteratorError4) {
                            throw _iteratorError4;
                          }
                        }
                      }
  
                      points = points.join(' ');
                      var polyline = this.svgFactory.createElement(this.svgElementName);
                      polyline.setAttribute('points', points);
                      polyline.setAttribute('stroke-width', data.borderStyle.width);
                      polyline.setAttribute('stroke', 'transparent');
                      polyline.setAttribute('fill', 'none');
  
                      this._createPopup(this.container, polyline, data);
  
                      svg.appendChild(polyline);
                    }
                  } catch (err) {
                    _didIteratorError3 = true;
                    _iteratorError3 = err;
                  } finally {
                    try {
                      if (!_iteratorNormalCompletion3 && _iterator3["return"] != null) {
                        _iterator3["return"]();
                      }
                    } finally {
                      if (_didIteratorError3) {
                        throw _iteratorError3;
                      }
                    }
                  }
  
                  this.container.append(svg);
                  return this.container;
                }
              }]);
  
              return InkAnnotationElement;
            }(AnnotationElement);
  
          var HighlightAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement12) {
              _inherits(HighlightAnnotationElement, _AnnotationElement12);
  
              function HighlightAnnotationElement(parameters) {
                _classCallCheck(this, HighlightAnnotationElement);
  
                var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
                return _possibleConstructorReturn(this, _getPrototypeOf(HighlightAnnotationElement).call(this, parameters, isRenderable, true));
              }
  
              _createClass(HighlightAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'highlightAnnotation';
  
                  if (!this.data.hasPopup) {
                    this._createPopup(this.container, null, this.data);
                  }
  
                  return this.container;
                }
              }]);
  
              return HighlightAnnotationElement;
            }(AnnotationElement);
  
          var UnderlineAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement13) {
              _inherits(UnderlineAnnotationElement, _AnnotationElement13);
  
              function UnderlineAnnotationElement(parameters) {
                _classCallCheck(this, UnderlineAnnotationElement);
  
                var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
                return _possibleConstructorReturn(this, _getPrototypeOf(UnderlineAnnotationElement).call(this, parameters, isRenderable, true));
              }
  
              _createClass(UnderlineAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'underlineAnnotation';
  
                  if (!this.data.hasPopup) {
                    this._createPopup(this.container, null, this.data);
                  }
  
                  return this.container;
                }
              }]);
  
              return UnderlineAnnotationElement;
            }(AnnotationElement);
  
          var SquigglyAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement14) {
              _inherits(SquigglyAnnotationElement, _AnnotationElement14);
  
              function SquigglyAnnotationElement(parameters) {
                _classCallCheck(this, SquigglyAnnotationElement);
  
                var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
                return _possibleConstructorReturn(this, _getPrototypeOf(SquigglyAnnotationElement).call(this, parameters, isRenderable, true));
              }
  
              _createClass(SquigglyAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'squigglyAnnotation';
  
                  if (!this.data.hasPopup) {
                    this._createPopup(this.container, null, this.data);
                  }
  
                  return this.container;
                }
              }]);
  
              return SquigglyAnnotationElement;
            }(AnnotationElement);
  
          var StrikeOutAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement15) {
              _inherits(StrikeOutAnnotationElement, _AnnotationElement15);
  
              function StrikeOutAnnotationElement(parameters) {
                _classCallCheck(this, StrikeOutAnnotationElement);
  
                var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
                return _possibleConstructorReturn(this, _getPrototypeOf(StrikeOutAnnotationElement).call(this, parameters, isRenderable, true));
              }
  
              _createClass(StrikeOutAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'strikeoutAnnotation';
  
                  if (!this.data.hasPopup) {
                    this._createPopup(this.container, null, this.data);
                  }
  
                  return this.container;
                }
              }]);
  
              return StrikeOutAnnotationElement;
            }(AnnotationElement);
  
          var StampAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement16) {
              _inherits(StampAnnotationElement, _AnnotationElement16);
  
              function StampAnnotationElement(parameters) {
                _classCallCheck(this, StampAnnotationElement);
  
                var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
                return _possibleConstructorReturn(this, _getPrototypeOf(StampAnnotationElement).call(this, parameters, isRenderable, true));
              }
  
              _createClass(StampAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'stampAnnotation';
  
                  if (!this.data.hasPopup) {
                    this._createPopup(this.container, null, this.data);
                  }
  
                  return this.container;
                }
              }]);
  
              return StampAnnotationElement;
            }(AnnotationElement);
  
          var FileAttachmentAnnotationElement =
            /*#__PURE__*/
            function (_AnnotationElement17) {
              _inherits(FileAttachmentAnnotationElement, _AnnotationElement17);
  
              function FileAttachmentAnnotationElement(parameters) {
                var _this6;
  
                _classCallCheck(this, FileAttachmentAnnotationElement);
  
                _this6 = _possibleConstructorReturn(this, _getPrototypeOf(FileAttachmentAnnotationElement).call(this, parameters, true));
                var _this6$data$file = _this6.data.file,
                  filename = _this6$data$file.filename,
                  content = _this6$data$file.content;
                _this6.filename = (0, _display_utils.getFilenameFromUrl)(filename);
                _this6.content = content;
  
                if (_this6.linkService.eventBus) {
                  _this6.linkService.eventBus.dispatch('fileattachmentannotation', {
                    source: _assertThisInitialized(_this6),
                    id: (0, _util.stringToPDFString)(filename),
                    filename: filename,
                    content: content
                  });
                }
  
                return _this6;
              }
  
              _createClass(FileAttachmentAnnotationElement, [{
                key: "render",
                value: function render() {
                  this.container.className = 'fileAttachmentAnnotation';
                  var trigger = document.createElement('div');
                  trigger.style.height = this.container.style.height;
                  trigger.style.width = this.container.style.width;
                  trigger.addEventListener('dblclick', this._download.bind(this));
  
                  if (!this.data.hasPopup && (this.data.title || this.data.contents)) {
                    this._createPopup(this.container, trigger, this.data);
                  }
  
                  this.container.appendChild(trigger);
                  return this.container;
                }
              }, {
                key: "_download",
                value: function _download() {
                  if (!this.downloadManager) {
                    (0, _util.warn)('Download cannot be started due to unavailable download manager');
                    return;
                  }
  
                  this.downloadManager.downloadData(this.content, this.filename, '');
                }
              }]);
  
              return FileAttachmentAnnotationElement;
            }(AnnotationElement);
  
          var AnnotationLayer =
            /*#__PURE__*/
            function () {
              function AnnotationLayer() {
                _classCallCheck(this, AnnotationLayer);
              }
  
              _createClass(AnnotationLayer, null, [{
                key: "render",
                value: function render(parameters) {
                  var _iteratorNormalCompletion5 = true;
                  var _didIteratorError5 = false;
                  var _iteratorError5 = undefined;
  
                  try {
                    for (var _iterator5 = parameters.annotations[Symbol.iterator](), _step5; !(_iteratorNormalCompletion5 = (_step5 = _iterator5.next()).done); _iteratorNormalCompletion5 = true) {
                      var data = _step5.value;
  
                      if (!data) {
                        continue;
                      }
  
                      var element = AnnotationElementFactory.create({
                        data: data,
                        layer: parameters.div,
                        page: parameters.page,
                        viewport: parameters.viewport,
                        linkService: parameters.linkService,
                        downloadManager: parameters.downloadManager,
                        imageResourcesPath: parameters.imageResourcesPath || '',
                        renderInteractiveForms: parameters.renderInteractiveForms || false,
                        svgFactory: new _display_utils.DOMSVGFactory()
                      });
  
                      if (element.isRenderable) {
                        parameters.div.appendChild(element.render());
                      }
                    }
                  } catch (err) {
                    _didIteratorError5 = true;
                    _iteratorError5 = err;
                  } finally {
                    try {
                      if (!_iteratorNormalCompletion5 && _iterator5["return"] != null) {
                        _iterator5["return"]();
                      }
                    } finally {
                      if (_didIteratorError5) {
                        throw _iteratorError5;
                      }
                    }
                  }
                }
              }, {
                key: "update",
                value: function update(parameters) {
                  var _iteratorNormalCompletion6 = true;
                  var _didIteratorError6 = false;
                  var _iteratorError6 = undefined;
  
                  try {
                    for (var _iterator6 = parameters.annotations[Symbol.iterator](), _step6; !(_iteratorNormalCompletion6 = (_step6 = _iterator6.next()).done); _iteratorNormalCompletion6 = true) {
                      var data = _step6.value;
                      var element = parameters.div.querySelector("[data-annotation-id=\"".concat(data.id, "\"]"));
  
                      if (element) {
                        element.style.transform = "matrix(".concat(parameters.viewport.transform.join(','), ")");
                      }
                    }
                  } catch (err) {
                    _didIteratorError6 = true;
                    _iteratorError6 = err;
                  } finally {
                    try {
                      if (!_iteratorNormalCompletion6 && _iterator6["return"] != null) {
                        _iterator6["return"]();
                      }
                    } finally {
                      if (_didIteratorError6) {
                        throw _iteratorError6;
                      }
                    }
                  }
  
                  parameters.div.removeAttribute('hidden');
                }
              }]);
  
              return AnnotationLayer;
            }();
  
          exports.AnnotationLayer = AnnotationLayer;
  
          /***/
        }),
        /* 196 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.SVGGraphics = void 0;
  
          var _util = __w_pdfjs_require__(1);
  
          var _display_utils = __w_pdfjs_require__(183);
  
          var _is_node = _interopRequireDefault(__w_pdfjs_require__(4));
  
          function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {"default": obj};
          }
  
          function _toConsumableArray(arr) {
            return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread();
          }
  
          function _nonIterableSpread() {
            throw new TypeError("Invalid attempt to spread non-iterable instance");
          }
  
          function _iterableToArray(iter) {
            if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter);
          }
  
          function _arrayWithoutHoles(arr) {
            if (Array.isArray(arr)) {
              for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) {
                arr2[i] = arr[i];
              }
              return arr2;
            }
          }
  
          function _slicedToArray(arr, i) {
            return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest();
          }
  
          function _nonIterableRest() {
            throw new TypeError("Invalid attempt to destructure non-iterable instance");
          }
  
          function _iterableToArrayLimit(arr, i) {
            if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) === "[object Arguments]")) {
              return;
            }
            var _arr = [];
            var _n = true;
            var _d = false;
            var _e = undefined;
            try {
              for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
                _arr.push(_s.value);
                if (i && _arr.length === i) break;
              }
            } catch (err) {
              _d = true;
              _e = err;
            } finally {
              try {
                if (!_n && _i["return"] != null) _i["return"]();
              } finally {
                if (_d) throw _e;
              }
            }
            return _arr;
          }
  
          function _arrayWithHoles(arr) {
            if (Array.isArray(arr)) return arr;
          }
  
          function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
              throw new TypeError("Cannot call a class as a function");
            }
          }
  
          function _defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
              var descriptor = props[i];
              descriptor.enumerable = descriptor.enumerable || false;
              descriptor.configurable = true;
              if ("value" in descriptor) descriptor.writable = true;
              Object.defineProperty(target, descriptor.key, descriptor);
            }
          }
  
          function _createClass(Constructor, protoProps, staticProps) {
            if (protoProps) _defineProperties(Constructor.prototype, protoProps);
            if (staticProps) _defineProperties(Constructor, staticProps);
            return Constructor;
          }
  
          var SVGGraphics = function SVGGraphics() {
            throw new Error('Not implemented: SVGGraphics');
          };
  
          exports.SVGGraphics = SVGGraphics;
          {
            var opListToTree = function opListToTree(opList) {
              var opTree = [];
              var tmp = [];
              var _iteratorNormalCompletion = true;
              var _didIteratorError = false;
              var _iteratorError = undefined;
  
              try {
                for (var _iterator = opList[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
                  var opListElement = _step.value;
  
                  if (opListElement.fn === 'save') {
                    opTree.push({
                      'fnId': 92,
                      'fn': 'group',
                      'items': []
                    });
                    tmp.push(opTree);
                    opTree = opTree[opTree.length - 1].items;
                    continue;
                  }
  
                  if (opListElement.fn === 'restore') {
                    opTree = tmp.pop();
                  } else {
                    opTree.push(opListElement);
                  }
                }
              } catch (err) {
                _didIteratorError = true;
                _iteratorError = err;
              } finally {
                try {
                  if (!_iteratorNormalCompletion && _iterator["return"] != null) {
                    _iterator["return"]();
                  }
                } finally {
                  if (_didIteratorError) {
                    throw _iteratorError;
                  }
                }
              }
  
              return opTree;
            };
  
            var pf = function pf(value) {
              if (Number.isInteger(value)) {
                return value.toString();
              }
  
              var s = value.toFixed(10);
              var i = s.length - 1;
  
              if (s[i] !== '0') {
                return s;
              }
  
              do {
                i--;
              } while (s[i] === '0');
  
              return s.substring(0, s[i] === '.' ? i : i + 1);
            };
  
            var pm = function pm(m) {
              if (m[4] === 0 && m[5] === 0) {
                if (m[1] === 0 && m[2] === 0) {
                  if (m[0] === 1 && m[3] === 1) {
                    return '';
                  }
  
                  return "scale(".concat(pf(m[0]), " ").concat(pf(m[3]), ")");
                }
  
                if (m[0] === m[3] && m[1] === -m[2]) {
                  var a = Math.acos(m[0]) * 180 / Math.PI;
                  return "rotate(".concat(pf(a), ")");
                }
              } else {
                if (m[0] === 1 && m[1] === 0 && m[2] === 0 && m[3] === 1) {
                  return "translate(".concat(pf(m[4]), " ").concat(pf(m[5]), ")");
                }
              }
  
              return "matrix(".concat(pf(m[0]), " ").concat(pf(m[1]), " ").concat(pf(m[2]), " ").concat(pf(m[3]), " ").concat(pf(m[4]), " ") + "".concat(pf(m[5]), ")");
            };
  
            var SVG_DEFAULTS = {
              fontStyle: 'normal',
              fontWeight: 'normal',
              fillColor: '#000000'
            };
            var XML_NS = 'http://www.w3.org/XML/1998/namespace';
            var XLINK_NS = 'http://www.w3.org/1999/xlink';
            var LINE_CAP_STYLES = ['butt', 'round', 'square'];
            var LINE_JOIN_STYLES = ['miter', 'round', 'bevel'];
  
            var convertImgDataToPng = function () {
              var PNG_HEADER = new Uint8Array([0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a]);
              var CHUNK_WRAPPER_SIZE = 12;
              var crcTable = new Int32Array(256);
  
              for (var i = 0; i < 256; i++) {
                var c = i;
  
                for (var h = 0; h < 8; h++) {
                  if (c & 1) {
                    c = 0xedB88320 ^ c >> 1 & 0x7fffffff;
                  } else {
                    c = c >> 1 & 0x7fffffff;
                  }
                }
  
                crcTable[i] = c;
              }
  
              function crc32(data, start, end) {
                var crc = -1;
  
                for (var _i = start; _i < end; _i++) {
                  var a = (crc ^ data[_i]) & 0xff;
                  var b = crcTable[a];
                  crc = crc >>> 8 ^ b;
                }
  
                return crc ^ -1;
              }
  
              function writePngChunk(type, body, data, offset) {
                var p = offset;
                var len = body.length;
                data[p] = len >> 24 & 0xff;
                data[p + 1] = len >> 16 & 0xff;
                data[p + 2] = len >> 8 & 0xff;
                data[p + 3] = len & 0xff;
                p += 4;
                data[p] = type.charCodeAt(0) & 0xff;
                data[p + 1] = type.charCodeAt(1) & 0xff;
                data[p + 2] = type.charCodeAt(2) & 0xff;
                data[p + 3] = type.charCodeAt(3) & 0xff;
                p += 4;
                data.set(body, p);
                p += body.length;
                var crc = crc32(data, offset + 4, p);
                data[p] = crc >> 24 & 0xff;
                data[p + 1] = crc >> 16 & 0xff;
                data[p + 2] = crc >> 8 & 0xff;
                data[p + 3] = crc & 0xff;
              }
  
              function adler32(data, start, end) {
                var a = 1;
                var b = 0;
  
                for (var _i2 = start; _i2 < end; ++_i2) {
                  a = (a + (data[_i2] & 0xff)) % 65521;
                  b = (b + a) % 65521;
                }
  
                return b << 16 | a;
              }
  
              function deflateSync(literals) {
                if (!(0, _is_node["default"])()) {
                  return deflateSyncUncompressed(literals);
                }
  
                try {
                  var input;
  
                  if (parseInt(process.versions.node) >= 8) {
                    input = literals;
                  } else {
                    input = new Buffer(literals);
                  }
  
                  var output = require('zlib').deflateSync(input, {
                    level: 9
                  });
  
                  return output instanceof Uint8Array ? output : new Uint8Array(output);
                } catch (e) {
                  (0, _util.warn)('Not compressing PNG because zlib.deflateSync is unavailable: ' + e);
                }
  
                return deflateSyncUncompressed(literals);
              }
  
              function deflateSyncUncompressed(literals) {
                var len = literals.length;
                var maxBlockLength = 0xFFFF;
                var deflateBlocks = Math.ceil(len / maxBlockLength);
                var idat = new Uint8Array(2 + len + deflateBlocks * 5 + 4);
                var pi = 0;
                idat[pi++] = 0x78;
                idat[pi++] = 0x9c;
                var pos = 0;
  
                while (len > maxBlockLength) {
                  idat[pi++] = 0x00;
                  idat[pi++] = 0xff;
                  idat[pi++] = 0xff;
                  idat[pi++] = 0x00;
                  idat[pi++] = 0x00;
                  idat.set(literals.subarray(pos, pos + maxBlockLength), pi);
                  pi += maxBlockLength;
                  pos += maxBlockLength;
                  len -= maxBlockLength;
                }
  
                idat[pi++] = 0x01;
                idat[pi++] = len & 0xff;
                idat[pi++] = len >> 8 & 0xff;
                idat[pi++] = ~len & 0xffff & 0xff;
                idat[pi++] = (~len & 0xffff) >> 8 & 0xff;
                idat.set(literals.subarray(pos), pi);
                pi += literals.length - pos;
                var adler = adler32(literals, 0, literals.length);
                idat[pi++] = adler >> 24 & 0xff;
                idat[pi++] = adler >> 16 & 0xff;
                idat[pi++] = adler >> 8 & 0xff;
                idat[pi++] = adler & 0xff;
                return idat;
              }
  
              function encode(imgData, kind, forceDataSchema, isMask) {
                var width = imgData.width;
                var height = imgData.height;
                var bitDepth, colorType, lineSize;
                var bytes = imgData.data;
  
                switch (kind) {
                  case _util.ImageKind.GRAYSCALE_1BPP:
                    colorType = 0;
                    bitDepth = 1;
                    lineSize = width + 7 >> 3;
                    break;
  
                  case _util.ImageKind.RGB_24BPP:
                    colorType = 2;
                    bitDepth = 8;
                    lineSize = width * 3;
                    break;
  
                  case _util.ImageKind.RGBA_32BPP:
                    colorType = 6;
                    bitDepth = 8;
                    lineSize = width * 4;
                    break;
  
                  default:
                    throw new Error('invalid format');
                }
  
                var literals = new Uint8Array((1 + lineSize) * height);
                var offsetLiterals = 0,
                  offsetBytes = 0;
  
                for (var y = 0; y < height; ++y) {
                  literals[offsetLiterals++] = 0;
                  literals.set(bytes.subarray(offsetBytes, offsetBytes + lineSize), offsetLiterals);
                  offsetBytes += lineSize;
                  offsetLiterals += lineSize;
                }
  
                if (kind === _util.ImageKind.GRAYSCALE_1BPP && isMask) {
                  offsetLiterals = 0;
  
                  for (var _y = 0; _y < height; _y++) {
                    offsetLiterals++;
  
                    for (var _i3 = 0; _i3 < lineSize; _i3++) {
                      literals[offsetLiterals++] ^= 0xFF;
                    }
                  }
                }
  
                var ihdr = new Uint8Array([width >> 24 & 0xff, width >> 16 & 0xff, width >> 8 & 0xff, width & 0xff, height >> 24 & 0xff, height >> 16 & 0xff, height >> 8 & 0xff, height & 0xff, bitDepth, colorType, 0x00, 0x00, 0x00]);
                var idat = deflateSync(literals);
                var pngLength = PNG_HEADER.length + CHUNK_WRAPPER_SIZE * 3 + ihdr.length + idat.length;
                var data = new Uint8Array(pngLength);
                var offset = 0;
                data.set(PNG_HEADER, offset);
                offset += PNG_HEADER.length;
                writePngChunk('IHDR', ihdr, data, offset);
                offset += CHUNK_WRAPPER_SIZE + ihdr.length;
                writePngChunk('IDATA', idat, data, offset);
                offset += CHUNK_WRAPPER_SIZE + idat.length;
                writePngChunk('IEND', new Uint8Array(0), data, offset);
                return (0, _util.createObjectURL)(data, 'image/png', forceDataSchema);
              }
  
              return function convertImgDataToPng(imgData, forceDataSchema, isMask) {
                var kind = imgData.kind === undefined ? _util.ImageKind.GRAYSCALE_1BPP : imgData.kind;
                return encode(imgData, kind, forceDataSchema, isMask);
              };
            }();
  
            var SVGExtraState =
              /*#__PURE__*/
              function () {
                function SVGExtraState() {
                  _classCallCheck(this, SVGExtraState);
  
                  this.fontSizeScale = 1;
                  this.fontWeight = SVG_DEFAULTS.fontWeight;
                  this.fontSize = 0;
                  this.textMatrix = _util.IDENTITY_MATRIX;
                  this.fontMatrix = _util.FONT_IDENTITY_MATRIX;
                  this.leading = 0;
                  this.textRenderingMode = _util.TextRenderingMode.FILL;
                  this.textMatrixScale = 1;
                  this.x = 0;
                  this.y = 0;
                  this.lineX = 0;
                  this.lineY = 0;
                  this.charSpacing = 0;
                  this.wordSpacing = 0;
                  this.textHScale = 1;
                  this.textRise = 0;
                  this.fillColor = SVG_DEFAULTS.fillColor;
                  this.strokeColor = '#000000';
                  this.fillAlpha = 1;
                  this.strokeAlpha = 1;
                  this.lineWidth = 1;
                  this.lineJoin = '';
                  this.lineCap = '';
                  this.miterLimit = 0;
                  this.dashArray = [];
                  this.dashPhase = 0;
                  this.dependencies = [];
                  this.activeClipUrl = null;
                  this.clipGroup = null;
                  this.maskId = '';
                }
  
                _createClass(SVGExtraState, [{
                  key: "clone",
                  value: function clone() {
                    return Object.create(this);
                  }
                }, {
                  key: "setCurrentPoint",
                  value: function setCurrentPoint(x, y) {
                    this.x = x;
                    this.y = y;
                  }
                }]);
  
                return SVGExtraState;
              }();
  
            var clipCount = 0;
            var maskCount = 0;
            var shadingCount = 0;
  
            exports.SVGGraphics = SVGGraphics =
              /*#__PURE__*/
              function () {
                function SVGGraphics(commonObjs, objs, forceDataSchema) {
                  _classCallCheck(this, SVGGraphics);
  
                  this.svgFactory = new _display_utils.DOMSVGFactory();
                  this.current = new SVGExtraState();
                  this.transformMatrix = _util.IDENTITY_MATRIX;
                  this.transformStack = [];
                  this.extraStack = [];
                  this.commonObjs = commonObjs;
                  this.objs = objs;
                  this.pendingClip = null;
                  this.pendingEOFill = false;
                  this.embedFonts = false;
                  this.embeddedFonts = Object.create(null);
                  this.cssStyle = null;
                  this.forceDataSchema = !!forceDataSchema;
                  this._operatorIdMapping = [];
  
                  for (var op in _util.OPS) {
                    this._operatorIdMapping[_util.OPS[op]] = op;
                  }
                }
  
                _createClass(SVGGraphics, [{
                  key: "save",
                  value: function save() {
                    this.transformStack.push(this.transformMatrix);
                    var old = this.current;
                    this.extraStack.push(old);
                    this.current = old.clone();
                  }
                }, {
                  key: "restore",
                  value: function restore() {
                    this.transformMatrix = this.transformStack.pop();
                    this.current = this.extraStack.pop();
                    this.pendingClip = null;
                    this.tgrp = null;
                  }
                }, {
                  key: "group",
                  value: function group(items) {
                    this.save();
                    this.executeOpTree(items);
                    this.restore();
                  }
                }, {
                  key: "loadDependencies",
                  value: function loadDependencies(operatorList) {
                    var _this = this;
  
                    var fnArray = operatorList.fnArray;
                    var argsArray = operatorList.argsArray;
  
                    for (var i = 0, ii = fnArray.length; i < ii; i++) {
                      if (fnArray[i] !== _util.OPS.dependency) {
                        continue;
                      }
  
                      var _iteratorNormalCompletion2 = true;
                      var _didIteratorError2 = false;
                      var _iteratorError2 = undefined;
  
                      try {
                        var _loop = function _loop() {
                          var obj = _step2.value;
                          var objsPool = obj.startsWith('g_') ? _this.commonObjs : _this.objs;
                          var promise = new Promise(function (resolve) {
                            objsPool.get(obj, resolve);
                          });
  
                          _this.current.dependencies.push(promise);
                        };
  
                        for (var _iterator2 = argsArray[i][Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
                          _loop();
                        }
                      } catch (err) {
                        _didIteratorError2 = true;
                        _iteratorError2 = err;
                      } finally {
                        try {
                          if (!_iteratorNormalCompletion2 && _iterator2["return"] != null) {
                            _iterator2["return"]();
                          }
                        } finally {
                          if (_didIteratorError2) {
                            throw _iteratorError2;
                          }
                        }
                      }
                    }
  
                    return Promise.all(this.current.dependencies);
                  }
                }, {
                  key: "transform",
                  value: function transform(a, b, c, d, e, f) {
                    var transformMatrix = [a, b, c, d, e, f];
                    this.transformMatrix = _util.Util.transform(this.transformMatrix, transformMatrix);
                    this.tgrp = null;
                  }
                }, {
                  key: "getSVG",
                  value: function getSVG(operatorList, viewport) {
                    var _this2 = this;
  
                    this.viewport = viewport;
  
                    var svgElement = this._initialize(viewport);
  
                    return this.loadDependencies(operatorList).then(function () {
                      _this2.transformMatrix = _util.IDENTITY_MATRIX;
  
                      _this2.executeOpTree(_this2.convertOpList(operatorList));
  
                      return svgElement;
                    });
                  }
                }, {
                  key: "convertOpList",
                  value: function convertOpList(operatorList) {
                    var operatorIdMapping = this._operatorIdMapping;
                    var argsArray = operatorList.argsArray;
                    var fnArray = operatorList.fnArray;
                    var opList = [];
  
                    for (var i = 0, ii = fnArray.length; i < ii; i++) {
                      var fnId = fnArray[i];
                      opList.push({
                        'fnId': fnId,
                        'fn': operatorIdMapping[fnId],
                        'args': argsArray[i]
                      });
                    }
  
                    return opListToTree(opList);
                  }
                }, {
                  key: "executeOpTree",
                  value: function executeOpTree(opTree) {
                    var _iteratorNormalCompletion3 = true;
                    var _didIteratorError3 = false;
                    var _iteratorError3 = undefined;
  
                    try {
                      for (var _iterator3 = opTree[Symbol.iterator](), _step3; !(_iteratorNormalCompletion3 = (_step3 = _iterator3.next()).done); _iteratorNormalCompletion3 = true) {
                        var opTreeElement = _step3.value;
                        var fn = opTreeElement.fn;
                        var fnId = opTreeElement.fnId;
                        var args = opTreeElement.args;
  
                        switch (fnId | 0) {
                          case _util.OPS.beginText:
                            this.beginText();
                            break;
  
                          case _util.OPS.dependency:
                            break;
  
                          case _util.OPS.setLeading:
                            this.setLeading(args);
                            break;
  
                          case _util.OPS.setLeadingMoveText:
                            this.setLeadingMoveText(args[0], args[1]);
                            break;
  
                          case _util.OPS.setFont:
                            this.setFont(args);
                            break;
  
                          case _util.OPS.showText:
                            this.showText(args[0]);
                            break;
  
                          case _util.OPS.showSpacedText:
                            this.showText(args[0]);
                            break;
  
                          case _util.OPS.endText:
                            this.endText();
                            break;
  
                          case _util.OPS.moveText:
                            this.moveText(args[0], args[1]);
                            break;
  
                          case _util.OPS.setCharSpacing:
                            this.setCharSpacing(args[0]);
                            break;
  
                          case _util.OPS.setWordSpacing:
                            this.setWordSpacing(args[0]);
                            break;
  
                          case _util.OPS.setHScale:
                            this.setHScale(args[0]);
                            break;
  
                          case _util.OPS.setTextMatrix:
                            this.setTextMatrix(args[0], args[1], args[2], args[3], args[4], args[5]);
                            break;
  
                          case _util.OPS.setTextRise:
                            this.setTextRise(args[0]);
                            break;
  
                          case _util.OPS.setTextRenderingMode:
                            this.setTextRenderingMode(args[0]);
                            break;
  
                          case _util.OPS.setLineWidth:
                            this.setLineWidth(args[0]);
                            break;
  
                          case _util.OPS.setLineJoin:
                            this.setLineJoin(args[0]);
                            break;
  
                          case _util.OPS.setLineCap:
                            this.setLineCap(args[0]);
                            break;
  
                          case _util.OPS.setMiterLimit:
                            this.setMiterLimit(args[0]);
                            break;
  
                          case _util.OPS.setFillRGBColor:
                            this.setFillRGBColor(args[0], args[1], args[2]);
                            break;
  
                          case _util.OPS.setStrokeRGBColor:
                            this.setStrokeRGBColor(args[0], args[1], args[2]);
                            break;
  
                          case _util.OPS.setStrokeColorN:
                            this.setStrokeColorN(args);
                            break;
  
                          case _util.OPS.setFillColorN:
                            this.setFillColorN(args);
                            break;
  
                          case _util.OPS.shadingFill:
                            this.shadingFill(args[0]);
                            break;
  
                          case _util.OPS.setDash:
                            this.setDash(args[0], args[1]);
                            break;
  
                          case _util.OPS.setRenderingIntent:
                            this.setRenderingIntent(args[0]);
                            break;
  
                          case _util.OPS.setFlatness:
                            this.setFlatness(args[0]);
                            break;
  
                          case _util.OPS.setGState:
                            this.setGState(args[0]);
                            break;
  
                          case _util.OPS.fill:
                            this.fill();
                            break;
  
                          case _util.OPS.eoFill:
                            this.eoFill();
                            break;
  
                          case _util.OPS.stroke:
                            this.stroke();
                            break;
  
                          case _util.OPS.fillStroke:
                            this.fillStroke();
                            break;
  
                          case _util.OPS.eoFillStroke:
                            this.eoFillStroke();
                            break;
  
                          case _util.OPS.clip:
                            this.clip('nonzero');
                            break;
  
                          case _util.OPS.eoClip:
                            this.clip('evenodd');
                            break;
  
                          case _util.OPS.paintSolidColorImageMask:
                            this.paintSolidColorImageMask();
                            break;
  
                          case _util.OPS.paintJpegXObject:
                            this.paintJpegXObject(args[0], args[1], args[2]);
                            break;
  
                          case _util.OPS.paintImageXObject:
                            this.paintImageXObject(args[0]);
                            break;
  
                          case _util.OPS.paintInlineImageXObject:
                            this.paintInlineImageXObject(args[0]);
                            break;
  
                          case _util.OPS.paintImageMaskXObject:
                            this.paintImageMaskXObject(args[0]);
                            break;
  
                          case _util.OPS.paintFormXObjectBegin:
                            this.paintFormXObjectBegin(args[0], args[1]);
                            break;
  
                          case _util.OPS.paintFormXObjectEnd:
                            this.paintFormXObjectEnd();
                            break;
  
                          case _util.OPS.closePath:
                            this.closePath();
                            break;
  
                          case _util.OPS.closeStroke:
                            this.closeStroke();
                            break;
  
                          case _util.OPS.closeFillStroke:
                            this.closeFillStroke();
                            break;
  
                          case _util.OPS.closeEOFillStroke:
                            this.closeEOFillStroke();
                            break;
  
                          case _util.OPS.nextLine:
                            this.nextLine();
                            break;
  
                          case _util.OPS.transform:
                            this.transform(args[0], args[1], args[2], args[3], args[4], args[5]);
                            break;
  
                          case _util.OPS.constructPath:
                            this.constructPath(args[0], args[1]);
                            break;
  
                          case _util.OPS.endPath:
                            this.endPath();
                            break;
  
                          case 92:
                            this.group(opTreeElement.items);
                            break;
  
                          default:
                            (0, _util.warn)("Unimplemented operator ".concat(fn));
                            break;
                        }
                      }
                    } catch (err) {
                      _didIteratorError3 = true;
                      _iteratorError3 = err;
                    } finally {
                      try {
                        if (!_iteratorNormalCompletion3 && _iterator3["return"] != null) {
                          _iterator3["return"]();
                        }
                      } finally {
                        if (_didIteratorError3) {
                          throw _iteratorError3;
                        }
                      }
                    }
                  }
                }, {
                  key: "setWordSpacing",
                  value: function setWordSpacing(wordSpacing) {
                    this.current.wordSpacing = wordSpacing;
                  }
                }, {
                  key: "setCharSpacing",
                  value: function setCharSpacing(charSpacing) {
                    this.current.charSpacing = charSpacing;
                  }
                }, {
                  key: "nextLine",
                  value: function nextLine() {
                    this.moveText(0, this.current.leading);
                  }
                }, {
                  key: "setTextMatrix",
                  value: function setTextMatrix(a, b, c, d, e, f) {
                    var current = this.current;
                    current.textMatrix = current.lineMatrix = [a, b, c, d, e, f];
                    current.textMatrixScale = Math.sqrt(a * a + b * b);
                    current.x = current.lineX = 0;
                    current.y = current.lineY = 0;
                    current.xcoords = [];
                    current.tspan = this.svgFactory.createElement('svg:tspan');
                    current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
                    current.tspan.setAttributeNS(null, 'font-size', "".concat(pf(current.fontSize), "px"));
                    current.tspan.setAttributeNS(null, 'y', pf(-current.y));
                    current.txtElement = this.svgFactory.createElement('svg:text');
                    current.txtElement.appendChild(current.tspan);
                  }
                }, {
                  key: "beginText",
                  value: function beginText() {
                    var current = this.current;
                    current.x = current.lineX = 0;
                    current.y = current.lineY = 0;
                    current.textMatrix = _util.IDENTITY_MATRIX;
                    current.lineMatrix = _util.IDENTITY_MATRIX;
                    current.textMatrixScale = 1;
                    current.tspan = this.svgFactory.createElement('svg:tspan');
                    current.txtElement = this.svgFactory.createElement('svg:text');
                    current.txtgrp = this.svgFactory.createElement('svg:g');
                    current.xcoords = [];
                  }
                }, {
                  key: "moveText",
                  value: function moveText(x, y) {
                    var current = this.current;
                    current.x = current.lineX += x;
                    current.y = current.lineY += y;
                    current.xcoords = [];
                    current.tspan = this.svgFactory.createElement('svg:tspan');
                    current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
                    current.tspan.setAttributeNS(null, 'font-size', "".concat(pf(current.fontSize), "px"));
                    current.tspan.setAttributeNS(null, 'y', pf(-current.y));
                  }
                }, {
                  key: "showText",
                  value: function showText(glyphs) {
                    var current = this.current;
                    var font = current.font;
                    var fontSize = current.fontSize;
  
                    if (fontSize === 0) {
                      return;
                    }
  
                    var charSpacing = current.charSpacing;
                    var wordSpacing = current.wordSpacing;
                    var fontDirection = current.fontDirection;
                    var textHScale = current.textHScale * fontDirection;
                    var vertical = font.vertical;
                    var widthAdvanceScale = fontSize * current.fontMatrix[0];
                    var x = 0;
                    var _iteratorNormalCompletion4 = true;
                    var _didIteratorError4 = false;
                    var _iteratorError4 = undefined;
  
                    try {
                      for (var _iterator4 = glyphs[Symbol.iterator](), _step4; !(_iteratorNormalCompletion4 = (_step4 = _iterator4.next()).done); _iteratorNormalCompletion4 = true) {
                        var glyph = _step4.value;
  
                        if (glyph === null) {
                          x += fontDirection * wordSpacing;
                          continue;
                        } else if ((0, _util.isNum)(glyph)) {
                          x += -glyph * fontSize * 0.001;
                          continue;
                        }
  
                        var width = glyph.width;
                        var character = glyph.fontChar;
                        var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
                        var charWidth = width * widthAdvanceScale + spacing * fontDirection;
  
                        if (!glyph.isInFont && !font.missingFile) {
                          x += charWidth;
                          continue;
                        }
  
                        current.xcoords.push(current.x + x * textHScale);
                        current.tspan.textContent += character;
                        x += charWidth;
                      }
                    } catch (err) {
                      _didIteratorError4 = true;
                      _iteratorError4 = err;
                    } finally {
                      try {
                        if (!_iteratorNormalCompletion4 && _iterator4["return"] != null) {
                          _iterator4["return"]();
                        }
                      } finally {
                        if (_didIteratorError4) {
                          throw _iteratorError4;
                        }
                      }
                    }
  
                    if (vertical) {
                      current.y -= x * textHScale;
                    } else {
                      current.x += x * textHScale;
                    }
  
                    current.tspan.setAttributeNS(null, 'x', current.xcoords.map(pf).join(' '));
                    current.tspan.setAttributeNS(null, 'y', pf(-current.y));
                    current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
                    current.tspan.setAttributeNS(null, 'font-size', "".concat(pf(current.fontSize), "px"));
  
                    if (current.fontStyle !== SVG_DEFAULTS.fontStyle) {
                      current.tspan.setAttributeNS(null, 'font-style', current.fontStyle);
                    }
  
                    if (current.fontWeight !== SVG_DEFAULTS.fontWeight) {
                      current.tspan.setAttributeNS(null, 'font-weight', current.fontWeight);
                    }
  
                    var fillStrokeMode = current.textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK;
  
                    if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
                      if (current.fillColor !== SVG_DEFAULTS.fillColor) {
                        current.tspan.setAttributeNS(null, 'fill', current.fillColor);
                      }
  
                      if (current.fillAlpha < 1) {
                        current.tspan.setAttributeNS(null, 'fill-opacity', current.fillAlpha);
                      }
                    } else if (current.textRenderingMode === _util.TextRenderingMode.ADD_TO_PATH) {
                      current.tspan.setAttributeNS(null, 'fill', 'transparent');
                    } else {
                      current.tspan.setAttributeNS(null, 'fill', 'none');
                    }
  
                    if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
                      var lineWidthScale = 1 / (current.textMatrixScale || 1);
  
                      this._setStrokeAttributes(current.tspan, lineWidthScale);
                    }
  
                    var textMatrix = current.textMatrix;
  
                    if (current.textRise !== 0) {
                      textMatrix = textMatrix.slice();
                      textMatrix[5] += current.textRise;
                    }
  
                    current.txtElement.setAttributeNS(null, 'transform', "".concat(pm(textMatrix), " scale(1, -1)"));
                    current.txtElement.setAttributeNS(XML_NS, 'xml:space', 'preserve');
                    current.txtElement.appendChild(current.tspan);
                    current.txtgrp.appendChild(current.txtElement);
  
                    this._ensureTransformGroup().appendChild(current.txtElement);
                  }
                }, {
                  key: "setLeadingMoveText",
                  value: function setLeadingMoveText(x, y) {
                    this.setLeading(-y);
                    this.moveText(x, y);
                  }
                }, {
                  key: "addFontStyle",
                  value: function addFontStyle(fontObj) {
                    if (!this.cssStyle) {
                      this.cssStyle = this.svgFactory.createElement('svg:style');
                      this.cssStyle.setAttributeNS(null, 'type', 'text/css');
                      this.defs.appendChild(this.cssStyle);
                    }
  
                    var url = (0, _util.createObjectURL)(fontObj.data, fontObj.mimetype, this.forceDataSchema);
                    this.cssStyle.textContent += "@font-face { font-family: \"".concat(fontObj.loadedName, "\";") + " src: url(".concat(url, "); }\n");
                  }
                }, {
                  key: "setFont",
                  value: function setFont(details) {
                    var current = this.current;
                    var fontObj = this.commonObjs.get(details[0]);
                    var size = details[1];
                    current.font = fontObj;
  
                    if (this.embedFonts && fontObj.data && !this.embeddedFonts[fontObj.loadedName]) {
                      this.addFontStyle(fontObj);
                      this.embeddedFonts[fontObj.loadedName] = fontObj;
                    }
  
                    current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : _util.FONT_IDENTITY_MATRIX;
                    var bold = fontObj.black ? fontObj.bold ? 'bolder' : 'bold' : fontObj.bold ? 'bold' : 'normal';
                    var italic = fontObj.italic ? 'italic' : 'normal';
  
                    if (size < 0) {
                      size = -size;
                      current.fontDirection = -1;
                    } else {
                      current.fontDirection = 1;
                    }
  
                    current.fontSize = size;
                    current.fontFamily = fontObj.loadedName;
                    current.fontWeight = bold;
                    current.fontStyle = italic;
                    current.tspan = this.svgFactory.createElement('svg:tspan');
                    current.tspan.setAttributeNS(null, 'y', pf(-current.y));
                    current.xcoords = [];
                  }
                }, {
                  key: "endText",
                  value: function endText() {
                    var current = this.current;
  
                    if (current.textRenderingMode & _util.TextRenderingMode.ADD_TO_PATH_FLAG && current.txtElement && current.txtElement.hasChildNodes()) {
                      current.element = current.txtElement;
                      this.clip('nonzero');
                      this.endPath();
                    }
                  }
                }, {
                  key: "setLineWidth",
                  value: function setLineWidth(width) {
                    if (width > 0) {
                      this.current.lineWidth = width;
                    }
                  }
                }, {
                  key: "setLineCap",
                  value: function setLineCap(style) {
                    this.current.lineCap = LINE_CAP_STYLES[style];
                  }
                }, {
                  key: "setLineJoin",
                  value: function setLineJoin(style) {
                    this.current.lineJoin = LINE_JOIN_STYLES[style];
                  }
                }, {
                  key: "setMiterLimit",
                  value: function setMiterLimit(limit) {
                    this.current.miterLimit = limit;
                  }
                }, {
                  key: "setStrokeAlpha",
                  value: function setStrokeAlpha(strokeAlpha) {
                    this.current.strokeAlpha = strokeAlpha;
                  }
                }, {
                  key: "setStrokeRGBColor",
                  value: function setStrokeRGBColor(r, g, b) {
                    this.current.strokeColor = _util.Util.makeCssRgb(r, g, b);
                  }
                }, {
                  key: "setFillAlpha",
                  value: function setFillAlpha(fillAlpha) {
                    this.current.fillAlpha = fillAlpha;
                  }
                }, {
                  key: "setFillRGBColor",
                  value: function setFillRGBColor(r, g, b) {
                    this.current.fillColor = _util.Util.makeCssRgb(r, g, b);
                    this.current.tspan = this.svgFactory.createElement('svg:tspan');
                    this.current.xcoords = [];
                  }
                }, {
                  key: "setStrokeColorN",
                  value: function setStrokeColorN(args) {
                    this.current.strokeColor = this._makeColorN_Pattern(args);
                  }
                }, {
                  key: "setFillColorN",
                  value: function setFillColorN(args) {
                    this.current.fillColor = this._makeColorN_Pattern(args);
                  }
                }, {
                  key: "shadingFill",
                  value: function shadingFill(args) {
                    var width = this.viewport.width;
                    var height = this.viewport.height;
  
                    var inv = _util.Util.inverseTransform(this.transformMatrix);
  
                    var bl = _util.Util.applyTransform([0, 0], inv);
  
                    var br = _util.Util.applyTransform([0, height], inv);
  
                    var ul = _util.Util.applyTransform([width, 0], inv);
  
                    var ur = _util.Util.applyTransform([width, height], inv);
  
                    var x0 = Math.min(bl[0], br[0], ul[0], ur[0]);
                    var y0 = Math.min(bl[1], br[1], ul[1], ur[1]);
                    var x1 = Math.max(bl[0], br[0], ul[0], ur[0]);
                    var y1 = Math.max(bl[1], br[1], ul[1], ur[1]);
                    var rect = this.svgFactory.createElement('svg:rect');
                    rect.setAttributeNS(null, 'x', x0);
                    rect.setAttributeNS(null, 'y', y0);
                    rect.setAttributeNS(null, 'width', x1 - x0);
                    rect.setAttributeNS(null, 'height', y1 - y0);
                    rect.setAttributeNS(null, 'fill', this._makeShadingPattern(args));
  
                    this._ensureTransformGroup().appendChild(rect);
                  }
                }, {
                  key: "_makeColorN_Pattern",
                  value: function _makeColorN_Pattern(args) {
                    if (args[0] === 'TilingPattern') {
                      return this._makeTilingPattern(args);
                    }
  
                    return this._makeShadingPattern(args);
                  }
                }, {
                  key: "_makeTilingPattern",
                  value: function _makeTilingPattern(args) {
                    var color = args[1];
                    var operatorList = args[2];
                    var matrix = args[3] || _util.IDENTITY_MATRIX;
  
                    var _args$ = _slicedToArray(args[4], 4),
                      x0 = _args$[0],
                      y0 = _args$[1],
                      x1 = _args$[2],
                      y1 = _args$[3];
  
                    var xstep = args[5];
                    var ystep = args[6];
                    var paintType = args[7];
                    var tilingId = "shading".concat(shadingCount++);
  
                    var _Util$applyTransform = _util.Util.applyTransform([x0, y0], matrix),
                      _Util$applyTransform2 = _slicedToArray(_Util$applyTransform, 2),
                      tx0 = _Util$applyTransform2[0],
                      ty0 = _Util$applyTransform2[1];
  
                    var _Util$applyTransform3 = _util.Util.applyTransform([x1, y1], matrix),
                      _Util$applyTransform4 = _slicedToArray(_Util$applyTransform3, 2),
                      tx1 = _Util$applyTransform4[0],
                      ty1 = _Util$applyTransform4[1];
  
                    var _Util$singularValueDe = _util.Util.singularValueDecompose2dScale(matrix),
                      _Util$singularValueDe2 = _slicedToArray(_Util$singularValueDe, 2),
                      xscale = _Util$singularValueDe2[0],
                      yscale = _Util$singularValueDe2[1];
  
                    var txstep = xstep * xscale;
                    var tystep = ystep * yscale;
                    var tiling = this.svgFactory.createElement('svg:pattern');
                    tiling.setAttributeNS(null, 'id', tilingId);
                    tiling.setAttributeNS(null, 'patternUnits', 'userSpaceOnUse');
                    tiling.setAttributeNS(null, 'width', txstep);
                    tiling.setAttributeNS(null, 'height', tystep);
                    tiling.setAttributeNS(null, 'x', "".concat(tx0));
                    tiling.setAttributeNS(null, 'y', "".concat(ty0));
                    var svg = this.svg;
                    var transformMatrix = this.transformMatrix;
                    var fillColor = this.current.fillColor;
                    var strokeColor = this.current.strokeColor;
                    var bbox = this.svgFactory.create(tx1 - tx0, ty1 - ty0);
                    this.svg = bbox;
                    this.transformMatrix = matrix;
  
                    if (paintType === 2) {
                      var cssColor = _util.Util.makeCssRgb.apply(_util.Util, _toConsumableArray(color));
  
                      this.current.fillColor = cssColor;
                      this.current.strokeColor = cssColor;
                    }
  
                    this.executeOpTree(this.convertOpList(operatorList));
                    this.svg = svg;
                    this.transformMatrix = transformMatrix;
                    this.current.fillColor = fillColor;
                    this.current.strokeColor = strokeColor;
                    tiling.appendChild(bbox.childNodes[0]);
                    this.defs.appendChild(tiling);
                    return "url(#".concat(tilingId, ")");
                  }
                }, {
                  key: "_makeShadingPattern",
                  value: function _makeShadingPattern(args) {
                    switch (args[0]) {
                      case 'RadialAxial':
                        var shadingId = "shading".concat(shadingCount++);
                        var colorStops = args[2];
                        var gradient;
  
                        switch (args[1]) {
                          case 'axial':
                            var point0 = args[3];
                            var point1 = args[4];
                            gradient = this.svgFactory.createElement('svg:linearGradient');
                            gradient.setAttributeNS(null, 'id', shadingId);
                            gradient.setAttributeNS(null, 'gradientUnits', 'userSpaceOnUse');
                            gradient.setAttributeNS(null, 'x1', point0[0]);
                            gradient.setAttributeNS(null, 'y1', point0[1]);
                            gradient.setAttributeNS(null, 'x2', point1[0]);
                            gradient.setAttributeNS(null, 'y2', point1[1]);
                            break;
  
                          case 'radial':
                            var focalPoint = args[3];
                            var circlePoint = args[4];
                            var focalRadius = args[5];
                            var circleRadius = args[6];
                            gradient = this.svgFactory.createElement('svg:radialGradient');
                            gradient.setAttributeNS(null, 'id', shadingId);
                            gradient.setAttributeNS(null, 'gradientUnits', 'userSpaceOnUse');
                            gradient.setAttributeNS(null, 'cx', circlePoint[0]);
                            gradient.setAttributeNS(null, 'cy', circlePoint[1]);
                            gradient.setAttributeNS(null, 'r', circleRadius);
                            gradient.setAttributeNS(null, 'fx', focalPoint[0]);
                            gradient.setAttributeNS(null, 'fy', focalPoint[1]);
                            gradient.setAttributeNS(null, 'fr', focalRadius);
                            break;
  
                          default:
                            throw new Error("Unknown RadialAxial type: ".concat(args[1]));
                        }
  
                        var _iteratorNormalCompletion5 = true;
                        var _didIteratorError5 = false;
                        var _iteratorError5 = undefined;
  
                        try {
                          for (var _iterator5 = colorStops[Symbol.iterator](), _step5; !(_iteratorNormalCompletion5 = (_step5 = _iterator5.next()).done); _iteratorNormalCompletion5 = true) {
                            var colorStop = _step5.value;
                            var stop = this.svgFactory.createElement('svg:stop');
                            stop.setAttributeNS(null, 'offset', colorStop[0]);
                            stop.setAttributeNS(null, 'stop-color', colorStop[1]);
                            gradient.appendChild(stop);
                          }
                        } catch (err) {
                          _didIteratorError5 = true;
                          _iteratorError5 = err;
                        } finally {
                          try {
                            if (!_iteratorNormalCompletion5 && _iterator5["return"] != null) {
                              _iterator5["return"]();
                            }
                          } finally {
                            if (_didIteratorError5) {
                              throw _iteratorError5;
                            }
                          }
                        }
  
                        this.defs.appendChild(gradient);
                        return "url(#".concat(shadingId, ")");
  
                      case 'Mesh':
                        (0, _util.warn)('Unimplemented pattern Mesh');
                        return null;
  
                      case 'Dummy':
                        return 'hotpink';
  
                      default:
                        throw new Error("Unknown IR type: ".concat(args[0]));
                    }
                  }
                }, {
                  key: "setDash",
                  value: function setDash(dashArray, dashPhase) {
                    this.current.dashArray = dashArray;
                    this.current.dashPhase = dashPhase;
                  }
                }, {
                  key: "constructPath",
                  value: function constructPath(ops, args) {
                    var current = this.current;
                    var x = current.x,
                      y = current.y;
                    var d = [];
                    var j = 0;
                    var _iteratorNormalCompletion6 = true;
                    var _didIteratorError6 = false;
                    var _iteratorError6 = undefined;
  
                    try {
                      for (var _iterator6 = ops[Symbol.iterator](), _step6; !(_iteratorNormalCompletion6 = (_step6 = _iterator6.next()).done); _iteratorNormalCompletion6 = true) {
                        var op = _step6.value;
  
                        switch (op | 0) {
                          case _util.OPS.rectangle:
                            x = args[j++];
                            y = args[j++];
                            var width = args[j++];
                            var height = args[j++];
                            var xw = x + width;
                            var yh = y + height;
                            d.push('M', pf(x), pf(y), 'L', pf(xw), pf(y), 'L', pf(xw), pf(yh), 'L', pf(x), pf(yh), 'Z');
                            break;
  
                          case _util.OPS.moveTo:
                            x = args[j++];
                            y = args[j++];
                            d.push('M', pf(x), pf(y));
                            break;
  
                          case _util.OPS.lineTo:
                            x = args[j++];
                            y = args[j++];
                            d.push('L', pf(x), pf(y));
                            break;
  
                          case _util.OPS.curveTo:
                            x = args[j + 4];
                            y = args[j + 5];
                            d.push('C', pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]), pf(x), pf(y));
                            j += 6;
                            break;
  
                          case _util.OPS.curveTo2:
                            x = args[j + 2];
                            y = args[j + 3];
                            d.push('C', pf(x), pf(y), pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]));
                            j += 4;
                            break;
  
                          case _util.OPS.curveTo3:
                            x = args[j + 2];
                            y = args[j + 3];
                            d.push('C', pf(args[j]), pf(args[j + 1]), pf(x), pf(y), pf(x), pf(y));
                            j += 4;
                            break;
  
                          case _util.OPS.closePath:
                            d.push('Z');
                            break;
                        }
                      }
                    } catch (err) {
                      _didIteratorError6 = true;
                      _iteratorError6 = err;
                    } finally {
                      try {
                        if (!_iteratorNormalCompletion6 && _iterator6["return"] != null) {
                          _iterator6["return"]();
                        }
                      } finally {
                        if (_didIteratorError6) {
                          throw _iteratorError6;
                        }
                      }
                    }
  
                    d = d.join(' ');
  
                    if (current.path && ops.length > 0 && ops[0] !== _util.OPS.rectangle && ops[0] !== _util.OPS.moveTo) {
                      d = current.path.getAttributeNS(null, 'd') + d;
                    } else {
                      current.path = this.svgFactory.createElement('svg:path');
  
                      this._ensureTransformGroup().appendChild(current.path);
                    }
  
                    current.path.setAttributeNS(null, 'd', d);
                    current.path.setAttributeNS(null, 'fill', 'none');
                    current.element = current.path;
                    current.setCurrentPoint(x, y);
                  }
                }, {
                  key: "endPath",
                  value: function endPath() {
                    var current = this.current;
                    current.path = null;
  
                    if (!this.pendingClip) {
                      return;
                    }
  
                    if (!current.element) {
                      this.pendingClip = null;
                      return;
                    }
  
                    var clipId = "clippath".concat(clipCount++);
                    var clipPath = this.svgFactory.createElement('svg:clipPath');
                    clipPath.setAttributeNS(null, 'id', clipId);
                    clipPath.setAttributeNS(null, 'transform', pm(this.transformMatrix));
                    var clipElement = current.element.cloneNode(true);
  
                    if (this.pendingClip === 'evenodd') {
                      clipElement.setAttributeNS(null, 'clip-rule', 'evenodd');
                    } else {
                      clipElement.setAttributeNS(null, 'clip-rule', 'nonzero');
                    }
  
                    this.pendingClip = null;
                    clipPath.appendChild(clipElement);
                    this.defs.appendChild(clipPath);
  
                    if (current.activeClipUrl) {
                      current.clipGroup = null;
                      this.extraStack.forEach(function (prev) {
                        prev.clipGroup = null;
                      });
                      clipPath.setAttributeNS(null, 'clip-path', current.activeClipUrl);
                    }
  
                    current.activeClipUrl = "url(#".concat(clipId, ")");
                    this.tgrp = null;
                  }
                }, {
                  key: "clip",
                  value: function clip(type) {
                    this.pendingClip = type;
                  }
                }, {
                  key: "closePath",
                  value: function closePath() {
                    var current = this.current;
  
                    if (current.path) {
                      var d = "".concat(current.path.getAttributeNS(null, 'd'), "Z");
                      current.path.setAttributeNS(null, 'd', d);
                    }
                  }
                }, {
                  key: "setLeading",
                  value: function setLeading(leading) {
                    this.current.leading = -leading;
                  }
                }, {
                  key: "setTextRise",
                  value: function setTextRise(textRise) {
                    this.current.textRise = textRise;
                  }
                }, {
                  key: "setTextRenderingMode",
                  value: function setTextRenderingMode(textRenderingMode) {
                    this.current.textRenderingMode = textRenderingMode;
                  }
                }, {
                  key: "setHScale",
                  value: function setHScale(scale) {
                    this.current.textHScale = scale / 100;
                  }
                }, {
                  key: "setRenderingIntent",
                  value: function setRenderingIntent(intent) {
                  }
                }, {
                  key: "setFlatness",
                  value: function setFlatness(flatness) {
                  }
                }, {
                  key: "setGState",
                  value: function setGState(states) {
                    var _iteratorNormalCompletion7 = true;
                    var _didIteratorError7 = false;
                    var _iteratorError7 = undefined;
  
                    try {
                      for (var _iterator7 = states[Symbol.iterator](), _step7; !(_iteratorNormalCompletion7 = (_step7 = _iterator7.next()).done); _iteratorNormalCompletion7 = true) {
                        var _step7$value = _slicedToArray(_step7.value, 2),
                          key = _step7$value[0],
                          value = _step7$value[1];
  
                        switch (key) {
                          case 'LW':
                            this.setLineWidth(value);
                            break;
  
                          case 'LC':
                            this.setLineCap(value);
                            break;
  
                          case 'LJ':
                            this.setLineJoin(value);
                            break;
  
                          case 'ML':
                            this.setMiterLimit(value);
                            break;
  
                          case 'D':
                            this.setDash(value[0], value[1]);
                            break;
  
                          case 'RI':
                            this.setRenderingIntent(value);
                            break;
  
                          case 'FL':
                            this.setFlatness(value);
                            break;
  
                          case 'Font':
                            this.setFont(value);
                            break;
  
                          case 'CA':
                            this.setStrokeAlpha(value);
                            break;
  
                          case 'ca':
                            this.setFillAlpha(value);
                            break;
  
                          default:
                            (0, _util.warn)("Unimplemented graphic state operator ".concat(key));
                            break;
                        }
                      }
                    } catch (err) {
                      _didIteratorError7 = true;
                      _iteratorError7 = err;
                    } finally {
                      try {
                        if (!_iteratorNormalCompletion7 && _iterator7["return"] != null) {
                          _iterator7["return"]();
                        }
                      } finally {
                        if (_didIteratorError7) {
                          throw _iteratorError7;
                        }
                      }
                    }
                  }
                }, {
                  key: "fill",
                  value: function fill() {
                    var current = this.current;
  
                    if (current.element) {
                      current.element.setAttributeNS(null, 'fill', current.fillColor);
                      current.element.setAttributeNS(null, 'fill-opacity', current.fillAlpha);
                      this.endPath();
                    }
                  }
                }, {
                  key: "stroke",
                  value: function stroke() {
                    var current = this.current;
  
                    if (current.element) {
                      this._setStrokeAttributes(current.element);
  
                      current.element.setAttributeNS(null, 'fill', 'none');
                      this.endPath();
                    }
                  }
                }, {
                  key: "_setStrokeAttributes",
                  value: function _setStrokeAttributes(element) {
                    var lineWidthScale = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
                    var current = this.current;
                    var dashArray = current.dashArray;
  
                    if (lineWidthScale !== 1 && dashArray.length > 0) {
                      dashArray = dashArray.map(function (value) {
                        return lineWidthScale * value;
                      });
                    }
  
                    element.setAttributeNS(null, 'stroke', current.strokeColor);
                    element.setAttributeNS(null, 'stroke-opacity', current.strokeAlpha);
                    element.setAttributeNS(null, 'stroke-miterlimit', pf(current.miterLimit));
                    element.setAttributeNS(null, 'stroke-linecap', current.lineCap);
                    element.setAttributeNS(null, 'stroke-linejoin', current.lineJoin);
                    element.setAttributeNS(null, 'stroke-width', pf(lineWidthScale * current.lineWidth) + 'px');
                    element.setAttributeNS(null, 'stroke-dasharray', dashArray.map(pf).join(' '));
                    element.setAttributeNS(null, 'stroke-dashoffset', pf(lineWidthScale * current.dashPhase) + 'px');
                  }
                }, {
                  key: "eoFill",
                  value: function eoFill() {
                    if (this.current.element) {
                      this.current.element.setAttributeNS(null, 'fill-rule', 'evenodd');
                    }
  
                    this.fill();
                  }
                }, {
                  key: "fillStroke",
                  value: function fillStroke() {
                    this.stroke();
                    this.fill();
                  }
                }, {
                  key: "eoFillStroke",
                  value: function eoFillStroke() {
                    if (this.current.element) {
                      this.current.element.setAttributeNS(null, 'fill-rule', 'evenodd');
                    }
  
                    this.fillStroke();
                  }
                }, {
                  key: "closeStroke",
                  value: function closeStroke() {
                    this.closePath();
                    this.stroke();
                  }
                }, {
                  key: "closeFillStroke",
                  value: function closeFillStroke() {
                    this.closePath();
                    this.fillStroke();
                  }
                }, {
                  key: "closeEOFillStroke",
                  value: function closeEOFillStroke() {
                    this.closePath();
                    this.eoFillStroke();
                  }
                }, {
                  key: "paintSolidColorImageMask",
                  value: function paintSolidColorImageMask() {
                    var rect = this.svgFactory.createElement('svg:rect');
                    rect.setAttributeNS(null, 'x', '0');
                    rect.setAttributeNS(null, 'y', '0');
                    rect.setAttributeNS(null, 'width', '1px');
                    rect.setAttributeNS(null, 'height', '1px');
                    rect.setAttributeNS(null, 'fill', this.current.fillColor);
  
                    this._ensureTransformGroup().appendChild(rect);
                  }
                }, {
                  key: "paintJpegXObject",
                  value: function paintJpegXObject(objId, w, h) {
                    var imgObj = this.objs.get(objId);
                    var imgEl = this.svgFactory.createElement('svg:image');
                    imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgObj.src);
                    imgEl.setAttributeNS(null, 'width', pf(w));
                    imgEl.setAttributeNS(null, 'height', pf(h));
                    imgEl.setAttributeNS(null, 'x', '0');
                    imgEl.setAttributeNS(null, 'y', pf(-h));
                    imgEl.setAttributeNS(null, 'transform', "scale(".concat(pf(1 / w), " ").concat(pf(-1 / h), ")"));
  
                    this._ensureTransformGroup().appendChild(imgEl);
                  }
                }, {
                  key: "paintImageXObject",
                  value: function paintImageXObject(objId) {
                    var imgData = this.objs.get(objId);
  
                    if (!imgData) {
                      (0, _util.warn)("Dependent image with object ID ".concat(objId, " is not ready yet"));
                      return;
                    }
  
                    this.paintInlineImageXObject(imgData);
                  }
                }, {
                  key: "paintInlineImageXObject",
                  value: function paintInlineImageXObject(imgData, mask) {
                    var width = imgData.width;
                    var height = imgData.height;
                    var imgSrc = convertImgDataToPng(imgData, this.forceDataSchema, !!mask);
                    var cliprect = this.svgFactory.createElement('svg:rect');
                    cliprect.setAttributeNS(null, 'x', '0');
                    cliprect.setAttributeNS(null, 'y', '0');
                    cliprect.setAttributeNS(null, 'width', pf(width));
                    cliprect.setAttributeNS(null, 'height', pf(height));
                    this.current.element = cliprect;
                    this.clip('nonzero');
                    var imgEl = this.svgFactory.createElement('svg:image');
                    imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgSrc);
                    imgEl.setAttributeNS(null, 'x', '0');
                    imgEl.setAttributeNS(null, 'y', pf(-height));
                    imgEl.setAttributeNS(null, 'width', pf(width) + 'px');
                    imgEl.setAttributeNS(null, 'height', pf(height) + 'px');
                    imgEl.setAttributeNS(null, 'transform', "scale(".concat(pf(1 / width), " ").concat(pf(-1 / height), ")"));
  
                    if (mask) {
                      mask.appendChild(imgEl);
                    } else {
                      this._ensureTransformGroup().appendChild(imgEl);
                    }
                  }
                }, {
                  key: "paintImageMaskXObject",
                  value: function paintImageMaskXObject(imgData) {
                    var current = this.current;
                    var width = imgData.width;
                    var height = imgData.height;
                    var fillColor = current.fillColor;
                    current.maskId = "mask".concat(maskCount++);
                    var mask = this.svgFactory.createElement('svg:mask');
                    mask.setAttributeNS(null, 'id', current.maskId);
                    var rect = this.svgFactory.createElement('svg:rect');
                    rect.setAttributeNS(null, 'x', '0');
                    rect.setAttributeNS(null, 'y', '0');
                    rect.setAttributeNS(null, 'width', pf(width));
                    rect.setAttributeNS(null, 'height', pf(height));
                    rect.setAttributeNS(null, 'fill', fillColor);
                    rect.setAttributeNS(null, 'mask', "url(#".concat(current.maskId, ")"));
                    this.defs.appendChild(mask);
  
                    this._ensureTransformGroup().appendChild(rect);
  
                    this.paintInlineImageXObject(imgData, mask);
                  }
                }, {
                  key: "paintFormXObjectBegin",
                  value: function paintFormXObjectBegin(matrix, bbox) {
                    if (Array.isArray(matrix) && matrix.length === 6) {
                      this.transform(matrix[0], matrix[1], matrix[2], matrix[3], matrix[4], matrix[5]);
                    }
  
                    if (bbox) {
                      var width = bbox[2] - bbox[0];
                      var height = bbox[3] - bbox[1];
                      var cliprect = this.svgFactory.createElement('svg:rect');
                      cliprect.setAttributeNS(null, 'x', bbox[0]);
                      cliprect.setAttributeNS(null, 'y', bbox[1]);
                      cliprect.setAttributeNS(null, 'width', pf(width));
                      cliprect.setAttributeNS(null, 'height', pf(height));
                      this.current.element = cliprect;
                      this.clip('nonzero');
                      this.endPath();
                    }
                  }
                }, {
                  key: "paintFormXObjectEnd",
                  value: function paintFormXObjectEnd() {
                  }
                }, {
                  key: "_initialize",
                  value: function _initialize(viewport) {
                    var svg = this.svgFactory.create(viewport.width, viewport.height);
                    var definitions = this.svgFactory.createElement('svg:defs');
                    svg.appendChild(definitions);
                    this.defs = definitions;
                    var rootGroup = this.svgFactory.createElement('svg:g');
                    rootGroup.setAttributeNS(null, 'transform', pm(viewport.transform));
                    svg.appendChild(rootGroup);
                    this.svg = rootGroup;
                    return svg;
                  }
                }, {
                  key: "_ensureClipGroup",
                  value: function _ensureClipGroup() {
                    if (!this.current.clipGroup) {
                      var clipGroup = this.svgFactory.createElement('svg:g');
                      clipGroup.setAttributeNS(null, 'clip-path', this.current.activeClipUrl);
                      this.svg.appendChild(clipGroup);
                      this.current.clipGroup = clipGroup;
                    }
  
                    return this.current.clipGroup;
                  }
                }, {
                  key: "_ensureTransformGroup",
                  value: function _ensureTransformGroup() {
                    if (!this.tgrp) {
                      this.tgrp = this.svgFactory.createElement('svg:g');
                      this.tgrp.setAttributeNS(null, 'transform', pm(this.transformMatrix));
  
                      if (this.current.activeClipUrl) {
                        this._ensureClipGroup().appendChild(this.tgrp);
                      } else {
                        this.svg.appendChild(this.tgrp);
                      }
                    }
  
                    return this.tgrp;
                  }
                }]);
  
                return SVGGraphics;
              }();
          }
  
          /***/
        }),
        /* 197 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.PDFNodeStream = void 0;
  
          var _regenerator = _interopRequireDefault(__w_pdfjs_require__(180));
  
          var _util = __w_pdfjs_require__(1);
  
          var _network_utils = __w_pdfjs_require__(198);
  
          function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {"default": obj};
          }
  
          function _typeof(obj) {
            if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
              _typeof = function _typeof(obj) {
                return typeof obj;
              };
            } else {
              _typeof = function _typeof(obj) {
                return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
              };
            }
            return _typeof(obj);
          }
  
          function _possibleConstructorReturn(self, call) {
            if (call && (_typeof(call) === "object" || typeof call === "function")) {
              return call;
            }
            return _assertThisInitialized(self);
          }
  
          function _assertThisInitialized(self) {
            if (self === void 0) {
              throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
            }
            return self;
          }
  
          function _getPrototypeOf(o) {
            _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
              return o.__proto__ || Object.getPrototypeOf(o);
            };
            return _getPrototypeOf(o);
          }
  
          function _inherits(subClass, superClass) {
            if (typeof superClass !== "function" && superClass !== null) {
              throw new TypeError("Super expression must either be null or a function");
            }
            subClass.prototype = Object.create(superClass && superClass.prototype, {
              constructor: {
                value: subClass,
                writable: true,
                configurable: true
              }
            });
            if (superClass) _setPrototypeOf(subClass, superClass);
          }
  
          function _setPrototypeOf(o, p) {
            _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
              o.__proto__ = p;
              return o;
            };
            return _setPrototypeOf(o, p);
          }
  
          function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
            try {
              var info = gen[key](arg);
              var value = info.value;
            } catch (error) {
              reject(error);
              return;
            }
            if (info.done) {
              resolve(value);
            } else {
              Promise.resolve(value).then(_next, _throw);
            }
          }
  
          function _asyncToGenerator(fn) {
            return function () {
              var self = this, args = arguments;
              return new Promise(function (resolve, reject) {
                var gen = fn.apply(self, args);
  
                function _next(value) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
                }
  
                function _throw(err) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
                }
  
                _next(undefined);
              });
            };
          }
  
          function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
              throw new TypeError("Cannot call a class as a function");
            }
          }
  
          function _defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
              var descriptor = props[i];
              descriptor.enumerable = descriptor.enumerable || false;
              descriptor.configurable = true;
              if ("value" in descriptor) descriptor.writable = true;
              Object.defineProperty(target, descriptor.key, descriptor);
            }
          }
  
          function _createClass(Constructor, protoProps, staticProps) {
            if (protoProps) _defineProperties(Constructor.prototype, protoProps);
            if (staticProps) _defineProperties(Constructor, staticProps);
            return Constructor;
          }
  
          var fs = require('fs');
  
          var http = require('http');
  
          var https = require('https');
  
          var url = require('url');
  
          var fileUriRegex = /^file:\/\/\/[a-zA-Z]:\//;
  
          function parseUrl(sourceUrl) {
            var parsedUrl = url.parse(sourceUrl);
  
            if (parsedUrl.protocol === 'file:' || parsedUrl.host) {
              return parsedUrl;
            }
  
            if (/^[a-z]:[/\\]/i.test(sourceUrl)) {
              return url.parse("file:///".concat(sourceUrl));
            }
  
            if (!parsedUrl.host) {
              parsedUrl.protocol = 'file:';
            }
  
            return parsedUrl;
          }
  
          var PDFNodeStream =
            /*#__PURE__*/
            function () {
              function PDFNodeStream(source) {
                _classCallCheck(this, PDFNodeStream);
  
                this.source = source;
                this.url = parseUrl(source.url);
                this.isHttp = this.url.protocol === 'http:' || this.url.protocol === 'https:';
                this.isFsUrl = this.url.protocol === 'file:';
                this.httpHeaders = this.isHttp && source.httpHeaders || {};
                this._fullRequestReader = null;
                this._rangeRequestReaders = [];
              }
  
              _createClass(PDFNodeStream, [{
                key: "getFullReader",
                value: function getFullReader() {
                  (0, _util.assert)(!this._fullRequestReader);
                  this._fullRequestReader = this.isFsUrl ? new PDFNodeStreamFsFullReader(this) : new PDFNodeStreamFullReader(this);
                  return this._fullRequestReader;
                }
              }, {
                key: "getRangeReader",
                value: function getRangeReader(start, end) {
                  if (end <= this._progressiveDataLength) {
                    return null;
                  }
  
                  var rangeReader = this.isFsUrl ? new PDFNodeStreamFsRangeReader(this, start, end) : new PDFNodeStreamRangeReader(this, start, end);
  
                  this._rangeRequestReaders.push(rangeReader);
  
                  return rangeReader;
                }
              }, {
                key: "cancelAllRequests",
                value: function cancelAllRequests(reason) {
                  if (this._fullRequestReader) {
                    this._fullRequestReader.cancel(reason);
                  }
  
                  var readers = this._rangeRequestReaders.slice(0);
  
                  readers.forEach(function (reader) {
                    reader.cancel(reason);
                  });
                }
              }, {
                key: "_progressiveDataLength",
                get: function get() {
                  return this._fullRequestReader ? this._fullRequestReader._loaded : 0;
                }
              }]);
  
              return PDFNodeStream;
            }();
  
          exports.PDFNodeStream = PDFNodeStream;
  
          var BaseFullReader =
            /*#__PURE__*/
            function () {
              function BaseFullReader(stream) {
                _classCallCheck(this, BaseFullReader);
  
                this._url = stream.url;
                this._done = false;
                this._storedError = null;
                this.onProgress = null;
                var source = stream.source;
                this._contentLength = source.length;
                this._loaded = 0;
                this._filename = null;
                this._disableRange = source.disableRange || false;
                this._rangeChunkSize = source.rangeChunkSize;
  
                if (!this._rangeChunkSize && !this._disableRange) {
                  this._disableRange = true;
                }
  
                this._isStreamingSupported = !source.disableStream;
                this._isRangeSupported = !source.disableRange;
                this._readableStream = null;
                this._readCapability = (0, _util.createPromiseCapability)();
                this._headersCapability = (0, _util.createPromiseCapability)();
              }
  
              _createClass(BaseFullReader, [{
                key: "read",
                value: function () {
                  var _read = _asyncToGenerator(
                    /*#__PURE__*/
                    _regenerator["default"].mark(function _callee() {
                      var chunk, buffer;
                      return _regenerator["default"].wrap(function _callee$(_context) {
                        while (1) {
                          switch (_context.prev = _context.next) {
                            case 0:
                              _context.next = 2;
                              return this._readCapability.promise;
  
                            case 2:
                              if (!this._done) {
                                _context.next = 4;
                                break;
                              }
  
                              return _context.abrupt("return", {
                                value: undefined,
                                done: true
                              });
  
                            case 4:
                              if (!this._storedError) {
                                _context.next = 6;
                                break;
                              }
  
                              throw this._storedError;
  
                            case 6:
                              chunk = this._readableStream.read();
  
                              if (!(chunk === null)) {
                                _context.next = 10;
                                break;
                              }
  
                              this._readCapability = (0, _util.createPromiseCapability)();
                              return _context.abrupt("return", this.read());
  
                            case 10:
                              this._loaded += chunk.length;
  
                              if (this.onProgress) {
                                this.onProgress({
                                  loaded: this._loaded,
                                  total: this._contentLength
                                });
                              }
  
                              buffer = new Uint8Array(chunk).buffer;
                              return _context.abrupt("return", {
                                value: buffer,
                                done: false
                              });
  
                            case 14:
                            case "end":
                              return _context.stop();
                          }
                        }
                      }, _callee, this);
                    }));
  
                  function read() {
                    return _read.apply(this, arguments);
                  }
  
                  return read;
                }()
              }, {
                key: "cancel",
                value: function cancel(reason) {
                  if (!this._readableStream) {
                    this._error(reason);
  
                    return;
                  }
  
                  this._readableStream.destroy(reason);
                }
              }, {
                key: "_error",
                value: function _error(reason) {
                  this._storedError = reason;
  
                  this._readCapability.resolve();
                }
              }, {
                key: "_setReadableStream",
                value: function _setReadableStream(readableStream) {
                  var _this = this;
  
                  this._readableStream = readableStream;
                  readableStream.on('readable', function () {
                    _this._readCapability.resolve();
                  });
                  readableStream.on('end', function () {
                    readableStream.destroy();
                    _this._done = true;
  
                    _this._readCapability.resolve();
                  });
                  readableStream.on('error', function (reason) {
                    _this._error(reason);
                  });
  
                  if (!this._isStreamingSupported && this._isRangeSupported) {
                    this._error(new _util.AbortException('streaming is disabled'));
                  }
  
                  if (this._storedError) {
                    this._readableStream.destroy(this._storedError);
                  }
                }
              }, {
                key: "headersReady",
                get: function get() {
                  return this._headersCapability.promise;
                }
              }, {
                key: "filename",
                get: function get() {
                  return this._filename;
                }
              }, {
                key: "contentLength",
                get: function get() {
                  return this._contentLength;
                }
              }, {
                key: "isRangeSupported",
                get: function get() {
                  return this._isRangeSupported;
                }
              }, {
                key: "isStreamingSupported",
                get: function get() {
                  return this._isStreamingSupported;
                }
              }]);
  
              return BaseFullReader;
            }();
  
          var BaseRangeReader =
            /*#__PURE__*/
            function () {
              function BaseRangeReader(stream) {
                _classCallCheck(this, BaseRangeReader);
  
                this._url = stream.url;
                this._done = false;
                this._storedError = null;
                this.onProgress = null;
                this._loaded = 0;
                this._readableStream = null;
                this._readCapability = (0, _util.createPromiseCapability)();
                var source = stream.source;
                this._isStreamingSupported = !source.disableStream;
              }
  
              _createClass(BaseRangeReader, [{
                key: "read",
                value: function () {
                  var _read2 = _asyncToGenerator(
                    /*#__PURE__*/
                    _regenerator["default"].mark(function _callee2() {
                      var chunk, buffer;
                      return _regenerator["default"].wrap(function _callee2$(_context2) {
                        while (1) {
                          switch (_context2.prev = _context2.next) {
                            case 0:
                              _context2.next = 2;
                              return this._readCapability.promise;
  
                            case 2:
                              if (!this._done) {
                                _context2.next = 4;
                                break;
                              }
  
                              return _context2.abrupt("return", {
                                value: undefined,
                                done: true
                              });
  
                            case 4:
                              if (!this._storedError) {
                                _context2.next = 6;
                                break;
                              }
  
                              throw this._storedError;
  
                            case 6:
                              chunk = this._readableStream.read();
  
                              if (!(chunk === null)) {
                                _context2.next = 10;
                                break;
                              }
  
                              this._readCapability = (0, _util.createPromiseCapability)();
                              return _context2.abrupt("return", this.read());
  
                            case 10:
                              this._loaded += chunk.length;
  
                              if (this.onProgress) {
                                this.onProgress({
                                  loaded: this._loaded
                                });
                              }
  
                              buffer = new Uint8Array(chunk).buffer;
                              return _context2.abrupt("return", {
                                value: buffer,
                                done: false
                              });
  
                            case 14:
                            case "end":
                              return _context2.stop();
                          }
                        }
                      }, _callee2, this);
                    }));
  
                  function read() {
                    return _read2.apply(this, arguments);
                  }
  
                  return read;
                }()
              }, {
                key: "cancel",
                value: function cancel(reason) {
                  if (!this._readableStream) {
                    this._error(reason);
  
                    return;
                  }
  
                  this._readableStream.destroy(reason);
                }
              }, {
                key: "_error",
                value: function _error(reason) {
                  this._storedError = reason;
  
                  this._readCapability.resolve();
                }
              }, {
                key: "_setReadableStream",
                value: function _setReadableStream(readableStream) {
                  var _this2 = this;
  
                  this._readableStream = readableStream;
                  readableStream.on('readable', function () {
                    _this2._readCapability.resolve();
                  });
                  readableStream.on('end', function () {
                    readableStream.destroy();
                    _this2._done = true;
  
                    _this2._readCapability.resolve();
                  });
                  readableStream.on('error', function (reason) {
                    _this2._error(reason);
                  });
  
                  if (this._storedError) {
                    this._readableStream.destroy(this._storedError);
                  }
                }
              }, {
                key: "isStreamingSupported",
                get: function get() {
                  return this._isStreamingSupported;
                }
              }]);
  
              return BaseRangeReader;
            }();
  
          function createRequestOptions(url, headers) {
            return {
              protocol: url.protocol,
              auth: url.auth,
              host: url.hostname,
              port: url.port,
              path: url.path,
              method: 'GET',
              headers: headers
            };
          }
  
          var PDFNodeStreamFullReader =
            /*#__PURE__*/
            function (_BaseFullReader) {
              _inherits(PDFNodeStreamFullReader, _BaseFullReader);
  
              function PDFNodeStreamFullReader(stream) {
                var _this3;
  
                _classCallCheck(this, PDFNodeStreamFullReader);
  
                _this3 = _possibleConstructorReturn(this, _getPrototypeOf(PDFNodeStreamFullReader).call(this, stream));
  
                var handleResponse = function handleResponse(response) {
                  if (response.statusCode === 404) {
                    var error = new _util.MissingPDFException("Missing PDF \"".concat(_this3._url, "\"."));
                    _this3._storedError = error;
  
                    _this3._headersCapability.reject(error);
  
                    return;
                  }
  
                  _this3._headersCapability.resolve();
  
                  _this3._setReadableStream(response);
  
                  var getResponseHeader = function getResponseHeader(name) {
                    return _this3._readableStream.headers[name.toLowerCase()];
                  };
  
                  var _validateRangeRequest = (0, _network_utils.validateRangeRequestCapabilities)({
                      getResponseHeader: getResponseHeader,
                      isHttp: stream.isHttp,
                      rangeChunkSize: _this3._rangeChunkSize,
                      disableRange: _this3._disableRange
                    }),
                    allowRangeRequests = _validateRangeRequest.allowRangeRequests,
                    suggestedLength = _validateRangeRequest.suggestedLength;
  
                  _this3._isRangeSupported = allowRangeRequests;
                  _this3._contentLength = suggestedLength || _this3._contentLength;
                  _this3._filename = (0, _network_utils.extractFilenameFromHeader)(getResponseHeader);
                };
  
                _this3._request = null;
  
                if (_this3._url.protocol === 'http:') {
                  _this3._request = http.request(createRequestOptions(_this3._url, stream.httpHeaders), handleResponse);
                } else {
                  _this3._request = https.request(createRequestOptions(_this3._url, stream.httpHeaders), handleResponse);
                }
  
                _this3._request.on('error', function (reason) {
                  _this3._storedError = reason;
  
                  _this3._headersCapability.reject(reason);
                });
  
                _this3._request.end();
  
                return _this3;
              }
  
              return PDFNodeStreamFullReader;
            }(BaseFullReader);
  
          var PDFNodeStreamRangeReader =
            /*#__PURE__*/
            function (_BaseRangeReader) {
              _inherits(PDFNodeStreamRangeReader, _BaseRangeReader);
  
              function PDFNodeStreamRangeReader(stream, start, end) {
                var _this4;
  
                _classCallCheck(this, PDFNodeStreamRangeReader);
  
                _this4 = _possibleConstructorReturn(this, _getPrototypeOf(PDFNodeStreamRangeReader).call(this, stream));
                _this4._httpHeaders = {};
  
                for (var property in stream.httpHeaders) {
                  var value = stream.httpHeaders[property];
  
                  if (typeof value === 'undefined') {
                    continue;
                  }
  
                  _this4._httpHeaders[property] = value;
                }
  
                _this4._httpHeaders['Range'] = "bytes=".concat(start, "-").concat(end - 1);
  
                var handleResponse = function handleResponse(response) {
                  if (response.statusCode === 404) {
                    var error = new _util.MissingPDFException("Missing PDF \"".concat(_this4._url, "\"."));
                    _this4._storedError = error;
                    return;
                  }
  
                  _this4._setReadableStream(response);
                };
  
                _this4._request = null;
  
                if (_this4._url.protocol === 'http:') {
                  _this4._request = http.request(createRequestOptions(_this4._url, _this4._httpHeaders), handleResponse);
                } else {
                  _this4._request = https.request(createRequestOptions(_this4._url, _this4._httpHeaders), handleResponse);
                }
  
                _this4._request.on('error', function (reason) {
                  _this4._storedError = reason;
                });
  
                _this4._request.end();
  
                return _this4;
              }
  
              return PDFNodeStreamRangeReader;
            }(BaseRangeReader);
  
          var PDFNodeStreamFsFullReader =
            /*#__PURE__*/
            function (_BaseFullReader2) {
              _inherits(PDFNodeStreamFsFullReader, _BaseFullReader2);
  
              function PDFNodeStreamFsFullReader(stream) {
                var _this5;
  
                _classCallCheck(this, PDFNodeStreamFsFullReader);
  
                _this5 = _possibleConstructorReturn(this, _getPrototypeOf(PDFNodeStreamFsFullReader).call(this, stream));
                var path = decodeURIComponent(_this5._url.path);
  
                if (fileUriRegex.test(_this5._url.href)) {
                  path = path.replace(/^\//, '');
                }
  
                fs.lstat(path, function (error, stat) {
                  if (error) {
                    if (error.code === 'ENOENT') {
                      error = new _util.MissingPDFException("Missing PDF \"".concat(path, "\"."));
                    }
  
                    _this5._storedError = error;
  
                    _this5._headersCapability.reject(error);
  
                    return;
                  }
  
                  _this5._contentLength = stat.size;
  
                  _this5._setReadableStream(fs.createReadStream(path));
  
                  _this5._headersCapability.resolve();
                });
                return _this5;
              }
  
              return PDFNodeStreamFsFullReader;
            }(BaseFullReader);
  
          var PDFNodeStreamFsRangeReader =
            /*#__PURE__*/
            function (_BaseRangeReader2) {
              _inherits(PDFNodeStreamFsRangeReader, _BaseRangeReader2);
  
              function PDFNodeStreamFsRangeReader(stream, start, end) {
                var _this6;
  
                _classCallCheck(this, PDFNodeStreamFsRangeReader);
  
                _this6 = _possibleConstructorReturn(this, _getPrototypeOf(PDFNodeStreamFsRangeReader).call(this, stream));
                var path = decodeURIComponent(_this6._url.path);
  
                if (fileUriRegex.test(_this6._url.href)) {
                  path = path.replace(/^\//, '');
                }
  
                _this6._setReadableStream(fs.createReadStream(path, {
                  start: start,
                  end: end - 1
                }));
  
                return _this6;
              }
  
              return PDFNodeStreamFsRangeReader;
            }(BaseRangeReader);
  
          /***/
        }),
        /* 198 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.createResponseStatusError = createResponseStatusError;
          exports.extractFilenameFromHeader = extractFilenameFromHeader;
          exports.validateRangeRequestCapabilities = validateRangeRequestCapabilities;
          exports.validateResponseStatus = validateResponseStatus;
  
          var _util = __w_pdfjs_require__(1);
  
          var _content_disposition = __w_pdfjs_require__(199);
  
          function validateRangeRequestCapabilities(_ref) {
            var getResponseHeader = _ref.getResponseHeader,
              isHttp = _ref.isHttp,
              rangeChunkSize = _ref.rangeChunkSize,
              disableRange = _ref.disableRange;
            (0, _util.assert)(rangeChunkSize > 0, 'Range chunk size must be larger than zero');
            var returnValues = {
              allowRangeRequests: false,
              suggestedLength: undefined
            };
            var length = parseInt(getResponseHeader('Content-Length'), 10);
  
            if (!Number.isInteger(length)) {
              return returnValues;
            }
  
            returnValues.suggestedLength = length;
  
            if (length <= 2 * rangeChunkSize) {
              return returnValues;
            }
  
            if (disableRange || !isHttp) {
              return returnValues;
            }
  
            if (getResponseHeader('Accept-Ranges') !== 'bytes') {
              return returnValues;
            }
  
            var contentEncoding = getResponseHeader('Content-Encoding') || 'identity';
  
            if (contentEncoding !== 'identity') {
              return returnValues;
            }
  
            returnValues.allowRangeRequests = true;
            return returnValues;
          }
  
          function extractFilenameFromHeader(getResponseHeader) {
            var contentDisposition = getResponseHeader('Content-Disposition');
  
            if (contentDisposition) {
              var filename = (0, _content_disposition.getFilenameFromContentDispositionHeader)(contentDisposition);
  
              if (filename.includes('%')) {
                try {
                  filename = decodeURIComponent(filename);
                } catch (ex) {
                }
              }
  
              if (/\.pdf$/i.test(filename)) {
                return filename;
              }
            }
  
            return null;
          }
  
          function createResponseStatusError(status, url) {
            if (status === 404 || status === 0 && /^file:/.test(url)) {
              return new _util.MissingPDFException('Missing PDF "' + url + '".');
            }
  
            return new _util.UnexpectedResponseException('Unexpected server response (' + status + ') while retrieving PDF "' + url + '".', status);
          }
  
          function validateResponseStatus(status) {
            return status === 200 || status === 206;
          }
  
          /***/
        }),
        /* 199 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.getFilenameFromContentDispositionHeader = getFilenameFromContentDispositionHeader;
  
          function _slicedToArray(arr, i) {
            return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest();
          }
  
          function _nonIterableRest() {
            throw new TypeError("Invalid attempt to destructure non-iterable instance");
          }
  
          function _iterableToArrayLimit(arr, i) {
            if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) === "[object Arguments]")) {
              return;
            }
            var _arr = [];
            var _n = true;
            var _d = false;
            var _e = undefined;
            try {
              for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
                _arr.push(_s.value);
                if (i && _arr.length === i) break;
              }
            } catch (err) {
              _d = true;
              _e = err;
            } finally {
              try {
                if (!_n && _i["return"] != null) _i["return"]();
              } finally {
                if (_d) throw _e;
              }
            }
            return _arr;
          }
  
          function _arrayWithHoles(arr) {
            if (Array.isArray(arr)) return arr;
          }
  
          function getFilenameFromContentDispositionHeader(contentDisposition) {
            var needsEncodingFixup = true;
            var tmp = toParamRegExp('filename\\*', 'i').exec(contentDisposition);
  
            if (tmp) {
              tmp = tmp[1];
              var filename = rfc2616unquote(tmp);
              filename = unescape(filename);
              filename = rfc5987decode(filename);
              filename = rfc2047decode(filename);
              return fixupEncoding(filename);
            }
  
            tmp = rfc2231getparam(contentDisposition);
  
            if (tmp) {
              var _filename = rfc2047decode(tmp);
  
              return fixupEncoding(_filename);
            }
  
            tmp = toParamRegExp('filename', 'i').exec(contentDisposition);
  
            if (tmp) {
              tmp = tmp[1];
  
              var _filename2 = rfc2616unquote(tmp);
  
              _filename2 = rfc2047decode(_filename2);
              return fixupEncoding(_filename2);
            }
  
            function toParamRegExp(attributePattern, flags) {
              return new RegExp('(?:^|;)\\s*' + attributePattern + '\\s*=\\s*' + '(' + '[^";\\s][^;\\s]*' + '|' + '"(?:[^"\\\\]|\\\\"?)+"?' + ')', flags);
            }
  
            function textdecode(encoding, value) {
              if (encoding) {
                if (!/^[\x00-\xFF]+$/.test(value)) {
                  return value;
                }
  
                try {
                  var decoder = new TextDecoder(encoding, {
                    fatal: true
                  });
                  var bytes = Array.from(value, function (ch) {
                    return ch.charCodeAt(0) & 0xFF;
                  });
                  value = decoder.decode(new Uint8Array(bytes));
                  needsEncodingFixup = false;
                } catch (e) {
                  if (/^utf-?8$/i.test(encoding)) {
                    try {
                      value = decodeURIComponent(escape(value));
                      needsEncodingFixup = false;
                    } catch (err) {
                    }
                  }
                }
              }
  
              return value;
            }
  
            function fixupEncoding(value) {
              if (needsEncodingFixup && /[\x80-\xff]/.test(value)) {
                value = textdecode('utf-8', value);
  
                if (needsEncodingFixup) {
                  value = textdecode('iso-8859-1', value);
                }
              }
  
              return value;
            }
  
            function rfc2231getparam(contentDisposition) {
              var matches = [],
                match;
              var iter = toParamRegExp('filename\\*((?!0\\d)\\d+)(\\*?)', 'ig');
  
              while ((match = iter.exec(contentDisposition)) !== null) {
                var _match = match,
                  _match2 = _slicedToArray(_match, 4),
                  n = _match2[1],
                  quot = _match2[2],
                  part = _match2[3];
  
                n = parseInt(n, 10);
  
                if (n in matches) {
                  if (n === 0) {
                    break;
                  }
  
                  continue;
                }
  
                matches[n] = [quot, part];
              }
  
              var parts = [];
  
              for (var n = 0; n < matches.length; ++n) {
                if (!(n in matches)) {
                  break;
                }
  
                var _matches$n = _slicedToArray(matches[n], 2),
                  quot = _matches$n[0],
                  part = _matches$n[1];
  
                part = rfc2616unquote(part);
  
                if (quot) {
                  part = unescape(part);
  
                  if (n === 0) {
                    part = rfc5987decode(part);
                  }
                }
  
                parts.push(part);
              }
  
              return parts.join('');
            }
  
            function rfc2616unquote(value) {
              if (value.startsWith('"')) {
                var parts = value.slice(1).split('\\"');
  
                for (var i = 0; i < parts.length; ++i) {
                  var quotindex = parts[i].indexOf('"');
  
                  if (quotindex !== -1) {
                    parts[i] = parts[i].slice(0, quotindex);
                    parts.length = i + 1;
                  }
  
                  parts[i] = parts[i].replace(/\\(.)/g, '$1');
                }
  
                value = parts.join('"');
              }
  
              return value;
            }
  
            function rfc5987decode(extvalue) {
              var encodingend = extvalue.indexOf('\'');
  
              if (encodingend === -1) {
                return extvalue;
              }
  
              var encoding = extvalue.slice(0, encodingend);
              var langvalue = extvalue.slice(encodingend + 1);
              var value = langvalue.replace(/^[^']*'/, '');
              return textdecode(encoding, value);
            }
  
            function rfc2047decode(value) {
              if (!value.startsWith('=?') || /[\x00-\x19\x80-\xff]/.test(value)) {
                return value;
              }
  
              return value.replace(/=\?([\w-]*)\?([QqBb])\?((?:[^?]|\?(?!=))*)\?=/g, function (_, charset, encoding, text) {
                if (encoding === 'q' || encoding === 'Q') {
                  text = text.replace(/_/g, ' ');
                  text = text.replace(/=([0-9a-fA-F]{2})/g, function (_, hex) {
                    return String.fromCharCode(parseInt(hex, 16));
                  });
                  return textdecode(charset, text);
                }
  
                try {
                  text = atob(text);
                } catch (e) {
                }
  
                return textdecode(charset, text);
              });
            }
  
            return '';
          }
  
          /***/
        }),
        /* 200 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.PDFNetworkStream = void 0;
  
          var _regenerator = _interopRequireDefault(__w_pdfjs_require__(180));
  
          var _util = __w_pdfjs_require__(1);
  
          var _network_utils = __w_pdfjs_require__(198);
  
          function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {default: obj};
          }
  
          function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
            try {
              var info = gen[key](arg);
              var value = info.value;
            } catch (error) {
              reject(error);
              return;
            }
            if (info.done) {
              resolve(value);
            } else {
              Promise.resolve(value).then(_next, _throw);
            }
          }
  
          function _asyncToGenerator(fn) {
            return function () {
              var self = this, args = arguments;
              return new Promise(function (resolve, reject) {
                var gen = fn.apply(self, args);
  
                function _next(value) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
                }
  
                function _throw(err) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
                }
  
                _next(undefined);
              });
            };
          }
  
          function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
              throw new TypeError("Cannot call a class as a function");
            }
          }
  
          function _defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
              var descriptor = props[i];
              descriptor.enumerable = descriptor.enumerable || false;
              descriptor.configurable = true;
              if ("value" in descriptor) descriptor.writable = true;
              Object.defineProperty(target, descriptor.key, descriptor);
            }
          }
  
          function _createClass(Constructor, protoProps, staticProps) {
            if (protoProps) _defineProperties(Constructor.prototype, protoProps);
            if (staticProps) _defineProperties(Constructor, staticProps);
            return Constructor;
          }
  
          ;
          var OK_RESPONSE = 200;
          var PARTIAL_CONTENT_RESPONSE = 206;
  
          function getArrayBuffer(xhr) {
            var data = xhr.response;
  
            if (typeof data !== 'string') {
              return data;
            }
  
            var array = (0, _util.stringToBytes)(data);
            return array.buffer;
          }
  
          var NetworkManager =
            /*#__PURE__*/
            function () {
              function NetworkManager(url, args) {
                _classCallCheck(this, NetworkManager);
  
                this.url = url;
                args = args || {};
                this.isHttp = /^https?:/i.test(url);
                this.httpHeaders = this.isHttp && args.httpHeaders || {};
                this.withCredentials = args.withCredentials || false;
  
                this.getXhr = args.getXhr || function NetworkManager_getXhr() {
                  return new XMLHttpRequest();
                };
  
                this.currXhrId = 0;
                this.pendingRequests = Object.create(null);
              }
  
              _createClass(NetworkManager, [{
                key: "requestRange",
                value: function requestRange(begin, end, listeners) {
                  var args = {
                    begin: begin,
                    end: end
                  };
  
                  for (var prop in listeners) {
                    args[prop] = listeners[prop];
                  }
  
                  return this.request(args);
                }
              }, {
                key: "requestFull",
                value: function requestFull(listeners) {
                  return this.request(listeners);
                }
              }, {
                key: "request",
                value: function request(args) {
                  var xhr = this.getXhr();
                  var xhrId = this.currXhrId++;
                  var pendingRequest = this.pendingRequests[xhrId] = {
                    xhr: xhr
                  };
                  xhr.open('GET', this.url);
                  xhr.withCredentials = this.withCredentials;
  
                  for (var property in this.httpHeaders) {
                    var value = this.httpHeaders[property];
  
                    if (typeof value === 'undefined') {
                      continue;
                    }
  
                    xhr.setRequestHeader(property, value);
                  }
  
                  if (this.isHttp && 'begin' in args && 'end' in args) {
                    xhr.setRequestHeader('Range', "bytes=".concat(args.begin, "-").concat(args.end - 1));
                    pendingRequest.expectedStatus = PARTIAL_CONTENT_RESPONSE;
                  } else {
                    pendingRequest.expectedStatus = OK_RESPONSE;
                  }
  
                  xhr.responseType = 'arraybuffer';
  
                  if (args.onError) {
                    xhr.onerror = function (evt) {
                      args.onError(xhr.status);
                    };
                  }
  
                  xhr.onreadystatechange = this.onStateChange.bind(this, xhrId);
                  xhr.onprogress = this.onProgress.bind(this, xhrId);
                  pendingRequest.onHeadersReceived = args.onHeadersReceived;
                  pendingRequest.onDone = args.onDone;
                  pendingRequest.onError = args.onError;
                  pendingRequest.onProgress = args.onProgress;
                  xhr.send(null);
                  return xhrId;
                }
              }, {
                key: "onProgress",
                value: function onProgress(xhrId, evt) {
                  var pendingRequest = this.pendingRequests[xhrId];
  
                  if (!pendingRequest) {
                    return;
                  }
  
                  if (pendingRequest.onProgress) {
                    pendingRequest.onProgress(evt);
                  }
                }
              }, {
                key: "onStateChange",
                value: function onStateChange(xhrId, evt) {
                  var pendingRequest = this.pendingRequests[xhrId];
  
                  if (!pendingRequest) {
                    return;
                  }
  
                  var xhr = pendingRequest.xhr;
  
                  if (xhr.readyState >= 2 && pendingRequest.onHeadersReceived) {
                    pendingRequest.onHeadersReceived();
                    delete pendingRequest.onHeadersReceived;
                  }
  
                  if (xhr.readyState !== 4) {
                    return;
                  }
  
                  if (!(xhrId in this.pendingRequests)) {
                    return;
                  }
  
                  delete this.pendingRequests[xhrId];
  
                  if (xhr.status === 0 && this.isHttp) {
                    if (pendingRequest.onError) {
                      pendingRequest.onError(xhr.status);
                    }
  
                    return;
                  }
  
                  var xhrStatus = xhr.status || OK_RESPONSE;
                  var ok_response_on_range_request = xhrStatus === OK_RESPONSE && pendingRequest.expectedStatus === PARTIAL_CONTENT_RESPONSE;
  
                  if (!ok_response_on_range_request && xhrStatus !== pendingRequest.expectedStatus) {
                    if (pendingRequest.onError) {
                      pendingRequest.onError(xhr.status);
                    }
  
                    return;
                  }
  
                  var chunk = getArrayBuffer(xhr);
  
                  if (xhrStatus === PARTIAL_CONTENT_RESPONSE) {
                    var rangeHeader = xhr.getResponseHeader('Content-Range');
                    var matches = /bytes (\d+)-(\d+)\/(\d+)/.exec(rangeHeader);
                    pendingRequest.onDone({
                      begin: parseInt(matches[1], 10),
                      chunk: chunk
                    });
                  } else if (chunk) {
                    pendingRequest.onDone({
                      begin: 0,
                      chunk: chunk
                    });
                  } else if (pendingRequest.onError) {
                    pendingRequest.onError(xhr.status);
                  }
                }
              }, {
                key: "hasPendingRequests",
                value: function hasPendingRequests() {
                  for (var xhrId in this.pendingRequests) {
                    return true;
                  }
  
                  return false;
                }
              }, {
                key: "getRequestXhr",
                value: function getRequestXhr(xhrId) {
                  return this.pendingRequests[xhrId].xhr;
                }
              }, {
                key: "isPendingRequest",
                value: function isPendingRequest(xhrId) {
                  return xhrId in this.pendingRequests;
                }
              }, {
                key: "abortAllRequests",
                value: function abortAllRequests() {
                  for (var xhrId in this.pendingRequests) {
                    this.abortRequest(xhrId | 0);
                  }
                }
              }, {
                key: "abortRequest",
                value: function abortRequest(xhrId) {
                  var xhr = this.pendingRequests[xhrId].xhr;
                  delete this.pendingRequests[xhrId];
                  xhr.abort();
                }
              }]);
  
              return NetworkManager;
            }();
  
          var PDFNetworkStream =
            /*#__PURE__*/
            function () {
              function PDFNetworkStream(source) {
                _classCallCheck(this, PDFNetworkStream);
  
                this._source = source;
                this._manager = new NetworkManager(source.url, {
                  httpHeaders: source.httpHeaders,
                  withCredentials: source.withCredentials
                });
                this._rangeChunkSize = source.rangeChunkSize;
                this._fullRequestReader = null;
                this._rangeRequestReaders = [];
              }
  
              _createClass(PDFNetworkStream, [{
                key: "_onRangeRequestReaderClosed",
                value: function _onRangeRequestReaderClosed(reader) {
                  var i = this._rangeRequestReaders.indexOf(reader);
  
                  if (i >= 0) {
                    this._rangeRequestReaders.splice(i, 1);
                  }
                }
              }, {
                key: "getFullReader",
                value: function getFullReader() {
                  (0, _util.assert)(!this._fullRequestReader);
                  this._fullRequestReader = new PDFNetworkStreamFullRequestReader(this._manager, this._source);
                  return this._fullRequestReader;
                }
              }, {
                key: "getRangeReader",
                value: function getRangeReader(begin, end) {
                  var reader = new PDFNetworkStreamRangeRequestReader(this._manager, begin, end);
                  reader.onClosed = this._onRangeRequestReaderClosed.bind(this);
  
                  this._rangeRequestReaders.push(reader);
  
                  return reader;
                }
              }, {
                key: "cancelAllRequests",
                value: function cancelAllRequests(reason) {
                  if (this._fullRequestReader) {
                    this._fullRequestReader.cancel(reason);
                  }
  
                  var readers = this._rangeRequestReaders.slice(0);
  
                  readers.forEach(function (reader) {
                    reader.cancel(reason);
                  });
                }
              }]);
  
              return PDFNetworkStream;
            }();
  
          exports.PDFNetworkStream = PDFNetworkStream;
  
          var PDFNetworkStreamFullRequestReader =
            /*#__PURE__*/
            function () {
              function PDFNetworkStreamFullRequestReader(manager, source) {
                _classCallCheck(this, PDFNetworkStreamFullRequestReader);
  
                this._manager = manager;
                var args = {
                  onHeadersReceived: this._onHeadersReceived.bind(this),
                  onDone: this._onDone.bind(this),
                  onError: this._onError.bind(this),
                  onProgress: this._onProgress.bind(this)
                };
                this._url = source.url;
                this._fullRequestId = manager.requestFull(args);
                this._headersReceivedCapability = (0, _util.createPromiseCapability)();
                this._disableRange = source.disableRange || false;
                this._contentLength = source.length;
                this._rangeChunkSize = source.rangeChunkSize;
  
                if (!this._rangeChunkSize && !this._disableRange) {
                  this._disableRange = true;
                }
  
                this._isStreamingSupported = false;
                this._isRangeSupported = false;
                this._cachedChunks = [];
                this._requests = [];
                this._done = false;
                this._storedError = undefined;
                this._filename = null;
                this.onProgress = null;
              }
  
              _createClass(PDFNetworkStreamFullRequestReader, [{
                key: "_onHeadersReceived",
                value: function _onHeadersReceived() {
                  var fullRequestXhrId = this._fullRequestId;
  
                  var fullRequestXhr = this._manager.getRequestXhr(fullRequestXhrId);
  
                  var getResponseHeader = function getResponseHeader(name) {
                    return fullRequestXhr.getResponseHeader(name);
                  };
  
                  var _validateRangeRequest = (0, _network_utils.validateRangeRequestCapabilities)({
                      getResponseHeader: getResponseHeader,
                      isHttp: this._manager.isHttp,
                      rangeChunkSize: this._rangeChunkSize,
                      disableRange: this._disableRange
                    }),
                    allowRangeRequests = _validateRangeRequest.allowRangeRequests,
                    suggestedLength = _validateRangeRequest.suggestedLength;
  
                  if (allowRangeRequests) {
                    this._isRangeSupported = true;
                  }
  
                  this._contentLength = suggestedLength || this._contentLength;
                  this._filename = (0, _network_utils.extractFilenameFromHeader)(getResponseHeader);
  
                  if (this._isRangeSupported) {
                    this._manager.abortRequest(fullRequestXhrId);
                  }
  
                  this._headersReceivedCapability.resolve();
                }
              }, {
                key: "_onDone",
                value: function _onDone(args) {
                  if (args) {
                    if (this._requests.length > 0) {
                      var requestCapability = this._requests.shift();
  
                      requestCapability.resolve({
                        value: args.chunk,
                        done: false
                      });
                    } else {
                      this._cachedChunks.push(args.chunk);
                    }
                  }
  
                  this._done = true;
  
                  if (this._cachedChunks.length > 0) {
                    return;
                  }
  
                  this._requests.forEach(function (requestCapability) {
                    requestCapability.resolve({
                      value: undefined,
                      done: true
                    });
                  });
  
                  this._requests = [];
                }
              }, {
                key: "_onError",
                value: function _onError(status) {
                  var url = this._url;
                  var exception = (0, _network_utils.createResponseStatusError)(status, url);
                  this._storedError = exception;
  
                  this._headersReceivedCapability.reject(exception);
  
                  this._requests.forEach(function (requestCapability) {
                    requestCapability.reject(exception);
                  });
  
                  this._requests = [];
                  this._cachedChunks = [];
                }
              }, {
                key: "_onProgress",
                value: function _onProgress(data) {
                  if (this.onProgress) {
                    this.onProgress({
                      loaded: data.loaded,
                      total: data.lengthComputable ? data.total : this._contentLength
                    });
                  }
                }
              }, {
                key: "read",
                value: function () {
                  var _read = _asyncToGenerator(
                    /*#__PURE__*/
                    _regenerator["default"].mark(function _callee() {
                      var chunk, requestCapability;
                      return _regenerator["default"].wrap(function _callee$(_context) {
                        while (1) {
                          switch (_context.prev = _context.next) {
                            case 0:
                              if (!this._storedError) {
                                _context.next = 2;
                                break;
                              }
  
                              throw this._storedError;
  
                            case 2:
                              if (!(this._cachedChunks.length > 0)) {
                                _context.next = 5;
                                break;
                              }
  
                              chunk = this._cachedChunks.shift();
                              return _context.abrupt("return", {
                                value: chunk,
                                done: false
                              });
  
                            case 5:
                              if (!this._done) {
                                _context.next = 7;
                                break;
                              }
  
                              return _context.abrupt("return", {
                                value: undefined,
                                done: true
                              });
  
                            case 7:
                              requestCapability = (0, _util.createPromiseCapability)();
  
                              this._requests.push(requestCapability);
  
                              return _context.abrupt("return", requestCapability.promise);
  
                            case 10:
                            case "end":
                              return _context.stop();
                          }
                        }
                      }, _callee, this);
                    }));
  
                  function read() {
                    return _read.apply(this, arguments);
                  }
  
                  return read;
                }()
              }, {
                key: "cancel",
                value: function cancel(reason) {
                  this._done = true;
  
                  this._headersReceivedCapability.reject(reason);
  
                  this._requests.forEach(function (requestCapability) {
                    requestCapability.resolve({
                      value: undefined,
                      done: true
                    });
                  });
  
                  this._requests = [];
  
                  if (this._manager.isPendingRequest(this._fullRequestId)) {
                    this._manager.abortRequest(this._fullRequestId);
                  }
  
                  this._fullRequestReader = null;
                }
              }, {
                key: "filename",
                get: function get() {
                  return this._filename;
                }
              }, {
                key: "isRangeSupported",
                get: function get() {
                  return this._isRangeSupported;
                }
              }, {
                key: "isStreamingSupported",
                get: function get() {
                  return this._isStreamingSupported;
                }
              }, {
                key: "contentLength",
                get: function get() {
                  return this._contentLength;
                }
              }, {
                key: "headersReady",
                get: function get() {
                  return this._headersReceivedCapability.promise;
                }
              }]);
  
              return PDFNetworkStreamFullRequestReader;
            }();
  
          var PDFNetworkStreamRangeRequestReader =
            /*#__PURE__*/
            function () {
              function PDFNetworkStreamRangeRequestReader(manager, begin, end) {
                _classCallCheck(this, PDFNetworkStreamRangeRequestReader);
  
                this._manager = manager;
                var args = {
                  onDone: this._onDone.bind(this),
                  onProgress: this._onProgress.bind(this)
                };
                this._requestId = manager.requestRange(begin, end, args);
                this._requests = [];
                this._queuedChunk = null;
                this._done = false;
                this.onProgress = null;
                this.onClosed = null;
              }
  
              _createClass(PDFNetworkStreamRangeRequestReader, [{
                key: "_close",
                value: function _close() {
                  if (this.onClosed) {
                    this.onClosed(this);
                  }
                }
              }, {
                key: "_onDone",
                value: function _onDone(data) {
                  var chunk = data.chunk;
  
                  if (this._requests.length > 0) {
                    var requestCapability = this._requests.shift();
  
                    requestCapability.resolve({
                      value: chunk,
                      done: false
                    });
                  } else {
                    this._queuedChunk = chunk;
                  }
  
                  this._done = true;
  
                  this._requests.forEach(function (requestCapability) {
                    requestCapability.resolve({
                      value: undefined,
                      done: true
                    });
                  });
  
                  this._requests = [];
  
                  this._close();
                }
              }, {
                key: "_onProgress",
                value: function _onProgress(evt) {
                  if (!this.isStreamingSupported && this.onProgress) {
                    this.onProgress({
                      loaded: evt.loaded
                    });
                  }
                }
              }, {
                key: "read",
                value: function () {
                  var _read2 = _asyncToGenerator(
                    /*#__PURE__*/
                    _regenerator["default"].mark(function _callee2() {
                      var chunk, requestCapability;
                      return _regenerator["default"].wrap(function _callee2$(_context2) {
                        while (1) {
                          switch (_context2.prev = _context2.next) {
                            case 0:
                              if (!(this._queuedChunk !== null)) {
                                _context2.next = 4;
                                break;
                              }
  
                              chunk = this._queuedChunk;
                              this._queuedChunk = null;
                              return _context2.abrupt("return", {
                                value: chunk,
                                done: false
                              });
  
                            case 4:
                              if (!this._done) {
                                _context2.next = 6;
                                break;
                              }
  
                              return _context2.abrupt("return", {
                                value: undefined,
                                done: true
                              });
  
                            case 6:
                              requestCapability = (0, _util.createPromiseCapability)();
  
                              this._requests.push(requestCapability);
  
                              return _context2.abrupt("return", requestCapability.promise);
  
                            case 9:
                            case "end":
                              return _context2.stop();
                          }
                        }
                      }, _callee2, this);
                    }));
  
                  function read() {
                    return _read2.apply(this, arguments);
                  }
  
                  return read;
                }()
              }, {
                key: "cancel",
                value: function cancel(reason) {
                  this._done = true;
  
                  this._requests.forEach(function (requestCapability) {
                    requestCapability.resolve({
                      value: undefined,
                      done: true
                    });
                  });
  
                  this._requests = [];
  
                  if (this._manager.isPendingRequest(this._requestId)) {
                    this._manager.abortRequest(this._requestId);
                  }
  
                  this._close();
                }
              }, {
                key: "isStreamingSupported",
                get: function get() {
                  return false;
                }
              }]);
  
              return PDFNetworkStreamRangeRequestReader;
            }();
  
          /***/
        }),
        /* 201 */
        /***/ (function (module, exports, __w_pdfjs_require__) {
  
          "use strict";
  
  
          Object.defineProperty(exports, "__esModule", {
            value: true
          });
          exports.PDFFetchStream = void 0;
  
          var _regenerator = _interopRequireDefault(__w_pdfjs_require__(180));
  
          var _util = __w_pdfjs_require__(1);
  
          var _network_utils = __w_pdfjs_require__(198);
  
          function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {default: obj};
          }
  
          function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
            try {
              var info = gen[key](arg);
              var value = info.value;
            } catch (error) {
              reject(error);
              return;
            }
            if (info.done) {
              resolve(value);
            } else {
              Promise.resolve(value).then(_next, _throw);
            }
          }
  
          function _asyncToGenerator(fn) {
            return function () {
              var self = this, args = arguments;
              return new Promise(function (resolve, reject) {
                var gen = fn.apply(self, args);
  
                function _next(value) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
                }
  
                function _throw(err) {
                  asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
                }
  
                _next(undefined);
              });
            };
          }
  
          function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
              throw new TypeError("Cannot call a class as a function");
            }
          }
  
          function _defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
              var descriptor = props[i];
              descriptor.enumerable = descriptor.enumerable || false;
              descriptor.configurable = true;
              if ("value" in descriptor) descriptor.writable = true;
              Object.defineProperty(target, descriptor.key, descriptor);
            }
          }
  
          function _createClass(Constructor, protoProps, staticProps) {
            if (protoProps) _defineProperties(Constructor.prototype, protoProps);
            if (staticProps) _defineProperties(Constructor, staticProps);
            return Constructor;
          }
  
          function createFetchOptions(headers, withCredentials, abortController) {
            return {
              method: 'GET',
              headers: headers,
              signal: abortController && abortController.signal,
              mode: 'cors',
              credentials: withCredentials ? 'include' : 'same-origin',
              redirect: 'follow'
            };
          }
  
          var PDFFetchStream =
            /*#__PURE__*/
            function () {
              function PDFFetchStream(source) {
                _classCallCheck(this, PDFFetchStream);
  
                this.source = source;
                this.isHttp = /^https?:/i.test(source.url);
                this.httpHeaders = this.isHttp && source.httpHeaders || {};
                this._fullRequestReader = null;
                this._rangeRequestReaders = [];
              }
  
              _createClass(PDFFetchStream, [{
                key: "getFullReader",
                value: function getFullReader() {
                  (0, _util.assert)(!this._fullRequestReader);
                  this._fullRequestReader = new PDFFetchStreamReader(this);
                  return this._fullRequestReader;
                }
              }, {
                key: "getRangeReader",
                value: function getRangeReader(begin, end) {
                  if (end <= this._progressiveDataLength) {
                    return null;
                  }
  
                  var reader = new PDFFetchStreamRangeReader(this, begin, end);
  
                  this._rangeRequestReaders.push(reader);
  
                  return reader;
                }
              }, {
                key: "cancelAllRequests",
                value: function cancelAllRequests(reason) {
                  if (this._fullRequestReader) {
                    this._fullRequestReader.cancel(reason);
                  }
  
                  var readers = this._rangeRequestReaders.slice(0);
  
                  readers.forEach(function (reader) {
                    reader.cancel(reason);
                  });
                }
              }, {
                key: "_progressiveDataLength",
                get: function get() {
                  return this._fullRequestReader ? this._fullRequestReader._loaded : 0;
                }
              }]);
  
              return PDFFetchStream;
            }();
  
          exports.PDFFetchStream = PDFFetchStream;
  
          var PDFFetchStreamReader =
            /*#__PURE__*/
            function () {
              function PDFFetchStreamReader(stream) {
                var _this = this;
  
                _classCallCheck(this, PDFFetchStreamReader);
  
                this._stream = stream;
                this._reader = null;
                this._loaded = 0;
                this._filename = null;
                var source = stream.source;
                this._withCredentials = source.withCredentials || false;
                this._contentLength = source.length;
                this._headersCapability = (0, _util.createPromiseCapability)();
                this._disableRange = source.disableRange || false;
                this._rangeChunkSize = source.rangeChunkSize;
  
                if (!this._rangeChunkSize && !this._disableRange) {
                  this._disableRange = true;
                }
  
                if (typeof AbortController !== 'undefined') {
                  this._abortController = new AbortController();
                }
  
                this._isStreamingSupported = !source.disableStream;
                this._isRangeSupported = !source.disableRange;
                this._headers = new Headers();
  
                for (var property in this._stream.httpHeaders) {
                  var value = this._stream.httpHeaders[property];
  
                  if (typeof value === 'undefined') {
                    continue;
                  }
  
                  this._headers.append(property, value);
                }
  
                var url = source.url;
                fetch(url, createFetchOptions(this._headers, this._withCredentials, this._abortController)).then(function (response) {
                  if (!(0, _network_utils.validateResponseStatus)(response.status)) {
                    throw (0, _network_utils.createResponseStatusError)(response.status, url);
                  }
  
                  _this._reader = response.body.getReader();
  
                  _this._headersCapability.resolve();
  
                  var getResponseHeader = function getResponseHeader(name) {
                    return response.headers.get(name);
                  };
  
                  var _validateRangeRequest = (0, _network_utils.validateRangeRequestCapabilities)({
                      getResponseHeader: getResponseHeader,
                      isHttp: _this._stream.isHttp,
                      rangeChunkSize: _this._rangeChunkSize,
                      disableRange: _this._disableRange
                    }),
                    allowRangeRequests = _validateRangeRequest.allowRangeRequests,
                    suggestedLength = _validateRangeRequest.suggestedLength;
  
                  _this._isRangeSupported = allowRangeRequests;
                  _this._contentLength = suggestedLength || _this._contentLength;
                  _this._filename = (0, _network_utils.extractFilenameFromHeader)(getResponseHeader);
  
                  if (!_this._isStreamingSupported && _this._isRangeSupported) {
                    _this.cancel(new _util.AbortException('Streaming is disabled.'));
                  }
                })["catch"](this._headersCapability.reject);
                this.onProgress = null;
              }
  
              _createClass(PDFFetchStreamReader, [{
                key: "read",
                value: function () {
                  var _read = _asyncToGenerator(
                    /*#__PURE__*/
                    _regenerator["default"].mark(function _callee() {
                      var _ref, value, done, buffer;
  
                      return _regenerator["default"].wrap(function _callee$(_context) {
                        while (1) {
                          switch (_context.prev = _context.next) {
                            case 0:
                              _context.next = 2;
                              return this._headersCapability.promise;
  
                            case 2:
                              _context.next = 4;
                              return this._reader.read();
  
                            case 4:
                              _ref = _context.sent;
                              value = _ref.value;
                              done = _ref.done;
  
                              if (!done) {
                                _context.next = 9;
                                break;
                              }
  
                              return _context.abrupt("return", {
                                value: value,
                                done: done
                              });
  
                            case 9:
                              this._loaded += value.byteLength;
  
                              if (this.onProgress) {
                                this.onProgress({
                                  loaded: this._loaded,
                                  total: this._contentLength
                                });
                              }
  
                              buffer = new Uint8Array(value).buffer;
                              return _context.abrupt("return", {
                                value: buffer,
                                done: false
                              });
  
                            case 13:
                            case "end":
                              return _context.stop();
                          }
                        }
                      }, _callee, this);
                    }));
  
                  function read() {
                    return _read.apply(this, arguments);
                  }
  
                  return read;
                }()
              }, {
                key: "cancel",
                value: function cancel(reason) {
                  if (this._reader) {
                    this._reader.cancel(reason);
                  }
  
                  if (this._abortController) {
                    this._abortController.abort();
                  }
                }
              }, {
                key: "headersReady",
                get: function get() {
                  return this._headersCapability.promise;
                }
              }, {
                key: "filename",
                get: function get() {
                  return this._filename;
                }
              }, {
                key: "contentLength",
                get: function get() {
                  return this._contentLength;
                }
              }, {
                key: "isRangeSupported",
                get: function get() {
                  return this._isRangeSupported;
                }
              }, {
                key: "isStreamingSupported",
                get: function get() {
                  return this._isStreamingSupported;
                }
              }]);
  
              return PDFFetchStreamReader;
            }();
  
          var PDFFetchStreamRangeReader =
            /*#__PURE__*/
            function () {
              function PDFFetchStreamRangeReader(stream, begin, end) {
                var _this2 = this;
  
                _classCallCheck(this, PDFFetchStreamRangeReader);
  
                this._stream = stream;
                this._reader = null;
                this._loaded = 0;
                var source = stream.source;
                this._withCredentials = source.withCredentials || false;
                this._readCapability = (0, _util.createPromiseCapability)();
                this._isStreamingSupported = !source.disableStream;
  
                if (typeof AbortController !== 'undefined') {
                  this._abortController = new AbortController();
                }
  
                this._headers = new Headers();
  
                for (var property in this._stream.httpHeaders) {
                  var value = this._stream.httpHeaders[property];
  
                  if (typeof value === 'undefined') {
                    continue;
                  }
  
                  this._headers.append(property, value);
                }
  
                this._headers.append('Range', "bytes=".concat(begin, "-").concat(end - 1));
  
                var url = source.url;
                fetch(url, createFetchOptions(this._headers, this._withCredentials, this._abortController)).then(function (response) {
                  if (!(0, _network_utils.validateResponseStatus)(response.status)) {
                    throw (0, _network_utils.createResponseStatusError)(response.status, url);
                  }
  
                  _this2._readCapability.resolve();
  
                  _this2._reader = response.body.getReader();
                });
                this.onProgress = null;
              }
  
              _createClass(PDFFetchStreamRangeReader, [{
                key: "read",
                value: function () {
                  var _read2 = _asyncToGenerator(
                    /*#__PURE__*/
                    _regenerator["default"].mark(function _callee2() {
                      var _ref2, value, done, buffer;
  
                      return _regenerator["default"].wrap(function _callee2$(_context2) {
                        while (1) {
                          switch (_context2.prev = _context2.next) {
                            case 0:
                              _context2.next = 2;
                              return this._readCapability.promise;
  
                            case 2:
                              _context2.next = 4;
                              return this._reader.read();
  
                            case 4:
                              _ref2 = _context2.sent;
                              value = _ref2.value;
                              done = _ref2.done;
  
                              if (!done) {
                                _context2.next = 9;
                                break;
                              }
  
                              return _context2.abrupt("return", {
                                value: value,
                                done: done
                              });
  
                            case 9:
                              this._loaded += value.byteLength;
  
                              if (this.onProgress) {
                                this.onProgress({
                                  loaded: this._loaded
                                });
                              }
  
                              buffer = new Uint8Array(value).buffer;
                              return _context2.abrupt("return", {
                                value: buffer,
                                done: false
                              });
  
                            case 13:
                            case "end":
                              return _context2.stop();
                          }
                        }
                      }, _callee2, this);
                    }));
  
                  function read() {
                    return _read2.apply(this, arguments);
                  }
  
                  return read;
                }()
              }, {
                key: "cancel",
                value: function cancel(reason) {
                  if (this._reader) {
                    this._reader.cancel(reason);
                  }
  
                  if (this._abortController) {
                    this._abortController.abort();
                  }
                }
              }, {
                key: "isStreamingSupported",
                get: function get() {
                  return this._isStreamingSupported;
                }
              }]);
  
              return PDFFetchStreamRangeReader;
            }();
  
          /***/
        })
        /******/]);
  });
  //# sourceMappingURL=pdf.js.map