text: /* Copyright 2017 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.
   */
  
  /******/ (function(modules) { // webpackBootstrap
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  /* 0 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.localized = exports.animationStarted = exports.normalizeWheelEventDelta = exports.binarySearchFirstItem = exports.watchScroll = exports.scrollIntoView = exports.getOutputScale = exports.approximateFraction = exports.roundToDivide = exports.getVisibleElements = exports.parseQueryString = exports.noContextMenuHandler = exports.getPDFFileNameFromURL = exports.ProgressBar = exports.EventBus = exports.NullL10n = exports.mozL10n = exports.RendererType = exports.cloneObj = exports.VERTICAL_PADDING = exports.SCROLLBAR_PADDING = exports.MAX_AUTO_SCALE = exports.UNKNOWN_SCALE = exports.MAX_SCALE = exports.MIN_SCALE = exports.DEFAULT_SCALE = exports.DEFAULT_SCALE_VALUE = exports.CSS_UNITS = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _pdfjsLib = __webpack_require__(1);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var CSS_UNITS = 96.0 / 72.0;
  var DEFAULT_SCALE_VALUE = 'auto';
  var DEFAULT_SCALE = 1.0;
  var MIN_SCALE = 0.25;
  var MAX_SCALE = 10.0;
  var UNKNOWN_SCALE = 0;
  var MAX_AUTO_SCALE = 1.25;
  var SCROLLBAR_PADDING = 40;
  var VERTICAL_PADDING = 5;
  var RendererType = {
    CANVAS: 'canvas',
    SVG: 'svg'
  };
  function formatL10nValue(text, args) {
    if (!args) {
      return text;
    }
    return text.replace(/\{\{\s*(\w+)\s*\}\}/g, function (all, name) {
      return name in args ? args[name] : '{{' + name + '}}';
    });
  }
  var NullL10n = {
    get: function get(property, args, fallback) {
      return Promise.resolve(formatL10nValue(fallback, args));
    },
    translate: function translate(element) {
      return Promise.resolve();
    }
  };
  _pdfjsLib.PDFJS.disableFullscreen = _pdfjsLib.PDFJS.disableFullscreen === undefined ? false : _pdfjsLib.PDFJS.disableFullscreen;
  _pdfjsLib.PDFJS.useOnlyCssZoom = _pdfjsLib.PDFJS.useOnlyCssZoom === undefined ? false : _pdfjsLib.PDFJS.useOnlyCssZoom;
  _pdfjsLib.PDFJS.maxCanvasPixels = _pdfjsLib.PDFJS.maxCanvasPixels === undefined ? 16777216 : _pdfjsLib.PDFJS.maxCanvasPixels;
  _pdfjsLib.PDFJS.disableHistory = _pdfjsLib.PDFJS.disableHistory === undefined ? false : _pdfjsLib.PDFJS.disableHistory;
  _pdfjsLib.PDFJS.disableTextLayer = _pdfjsLib.PDFJS.disableTextLayer === undefined ? false : _pdfjsLib.PDFJS.disableTextLayer;
  _pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom = _pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom === undefined ? false : _pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom;
  {
    _pdfjsLib.PDFJS.locale = _pdfjsLib.PDFJS.locale === undefined && typeof navigator !== 'undefined' ? navigator.language : _pdfjsLib.PDFJS.locale;
  }
  function getOutputScale(ctx) {
    var devicePixelRatio = window.devicePixelRatio || 1;
    var backingStoreRatio = ctx.webkitBackingStorePixelRatio || ctx.mozBackingStorePixelRatio || ctx.msBackingStorePixelRatio || ctx.oBackingStorePixelRatio || ctx.backingStorePixelRatio || 1;
    var pixelRatio = devicePixelRatio / backingStoreRatio;
    return {
      sx: pixelRatio,
      sy: pixelRatio,
      scaled: pixelRatio !== 1
    };
  }
  function scrollIntoView(element, spot) {
    var skipOverflowHiddenElements = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
  
    var parent = element.offsetParent;
    if (!parent) {
      console.error('offsetParent is not set -- cannot scroll');
      return;
    }
    var offsetY = element.offsetTop + element.clientTop;
    var offsetX = element.offsetLeft + element.clientLeft;
    while (parent.clientHeight === parent.scrollHeight || skipOverflowHiddenElements && getComputedStyle(parent).overflow === 'hidden') {
      if (parent.dataset._scaleY) {
        offsetY /= parent.dataset._scaleY;
        offsetX /= parent.dataset._scaleX;
      }
      offsetY += parent.offsetTop;
      offsetX += parent.offsetLeft;
      parent = parent.offsetParent;
      if (!parent) {
        return;
      }
    }
    if (spot) {
      if (spot.top !== undefined) {
        offsetY += spot.top;
      }
      if (spot.left !== undefined) {
        offsetX += spot.left;
        parent.scrollLeft = offsetX;
      }
    }
    parent.scrollTop = offsetY;
  }
  function watchScroll(viewAreaElement, callback) {
    var debounceScroll = function debounceScroll(evt) {
      if (rAF) {
        return;
      }
      rAF = window.requestAnimationFrame(function viewAreaElementScrolled() {
        rAF = null;
        var currentY = viewAreaElement.scrollTop;
        var lastY = state.lastY;
        if (currentY !== lastY) {
          state.down = currentY > lastY;
        }
        state.lastY = currentY;
        callback(state);
      });
    };
    var state = {
      down: true,
      lastY: viewAreaElement.scrollTop,
      _eventHandler: debounceScroll
    };
    var rAF = null;
    viewAreaElement.addEventListener('scroll', debounceScroll, true);
    return state;
  }
  function parseQueryString(query) {
    var parts = query.split('&');
    var params = Object.create(null);
    for (var i = 0, ii = parts.length; i < ii; ++i) {
      var param = parts[i].split('=');
      var key = param[0].toLowerCase();
      var value = param.length > 1 ? param[1] : null;
      params[decodeURIComponent(key)] = decodeURIComponent(value);
    }
    return params;
  }
  function binarySearchFirstItem(items, condition) {
    var minIndex = 0;
    var maxIndex = items.length - 1;
    if (items.length === 0 || !condition(items[maxIndex])) {
      return items.length;
    }
    if (condition(items[minIndex])) {
      return minIndex;
    }
    while (minIndex < maxIndex) {
      var currentIndex = minIndex + maxIndex >> 1;
      var currentItem = items[currentIndex];
      if (condition(currentItem)) {
        maxIndex = currentIndex;
      } else {
        minIndex = currentIndex + 1;
      }
    }
    return minIndex;
  }
  function approximateFraction(x) {
    if (Math.floor(x) === x) {
      return [x, 1];
    }
    var xinv = 1 / x;
    var limit = 8;
    if (xinv > limit) {
      return [1, limit];
    } else if (Math.floor(xinv) === xinv) {
      return [1, xinv];
    }
    var x_ = x > 1 ? xinv : x;
    var a = 0,
        b = 1,
        c = 1,
        d = 1;
    while (true) {
      var p = a + c,
          q = b + d;
      if (q > limit) {
        break;
      }
      if (x_ <= p / q) {
        c = p;
        d = q;
      } else {
        a = p;
        b = q;
      }
    }
    var result = void 0;
    if (x_ - a / b < c / d - x_) {
      result = x_ === x ? [a, b] : [b, a];
    } else {
      result = x_ === x ? [c, d] : [d, c];
    }
    return result;
  }
  function roundToDivide(x, div) {
    var r = x % div;
    return r === 0 ? x : Math.round(x - r + div);
  }
  function getVisibleElements(scrollEl, views) {
    var sortByVisibility = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
  
    var top = scrollEl.scrollTop,
        bottom = top + scrollEl.clientHeight;
    var left = scrollEl.scrollLeft,
        right = left + scrollEl.clientWidth;
    function isElementBottomBelowViewTop(view) {
      var element = view.div;
      var elementBottom = element.offsetTop + element.clientTop + element.clientHeight;
      return elementBottom > top;
    }
    var visible = [],
        view = void 0,
        element = void 0;
    var currentHeight = void 0,
        viewHeight = void 0,
        hiddenHeight = void 0,
        percentHeight = void 0;
    var currentWidth = void 0,
        viewWidth = void 0;
    var firstVisibleElementInd = views.length === 0 ? 0 : binarySearchFirstItem(views, isElementBottomBelowViewTop);
    for (var i = firstVisibleElementInd, ii = views.length; i < ii; i++) {
      view = views[i];
      element = view.div;
      currentHeight = element.offsetTop + element.clientTop;
      viewHeight = element.clientHeight;
      if (currentHeight > bottom) {
        break;
      }
      currentWidth = element.offsetLeft + element.clientLeft;
      viewWidth = element.clientWidth;
      if (currentWidth + viewWidth < left || currentWidth > right) {
        continue;
      }
      hiddenHeight = Math.max(0, top - currentHeight) + Math.max(0, currentHeight + viewHeight - bottom);
      percentHeight = (viewHeight - hiddenHeight) * 100 / viewHeight | 0;
      visible.push({
        id: view.id,
        x: currentWidth,
        y: currentHeight,
        view: view,
        percent: percentHeight
      });
    }
    var first = visible[0];
    var last = visible[visible.length - 1];
    if (sortByVisibility) {
      visible.sort(function (a, b) {
        var pc = a.percent - b.percent;
        if (Math.abs(pc) > 0.001) {
          return -pc;
        }
        return a.id - b.id;
      });
    }
    return {
      first: first,
      last: last,
      views: visible
    };
  }
  function noContextMenuHandler(evt) {
    evt.preventDefault();
  }
  function isDataSchema(url) {
    var i = 0,
        ii = url.length;
    while (i < ii && url[i].trim() === '') {
      i++;
    }
    return url.substr(i, 5).toLowerCase() === 'data:';
  }
  function getPDFFileNameFromURL(url) {
    var defaultFilename = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'document.pdf';
  
    if (isDataSchema(url)) {
      console.warn('getPDFFileNameFromURL: ' + 'ignoring "data:" URL for performance reasons.');
      return defaultFilename;
    }
    var reURI = /^(?:(?:[^:]+:)?\/\/[^\/]+)?([^?#]*)(\?[^#]*)?(#.*)?$/;
    var reFilename = /[^\/?#=]+\.pdf\b(?!.*\.pdf\b)/i;
    var splitURI = reURI.exec(url);
    var suggestedFilename = reFilename.exec(splitURI[1]) || reFilename.exec(splitURI[2]) || reFilename.exec(splitURI[3]);
    if (suggestedFilename) {
      suggestedFilename = suggestedFilename[0];
      if (suggestedFilename.indexOf('%') !== -1) {
        try {
          suggestedFilename = reFilename.exec(decodeURIComponent(suggestedFilename))[0];
        } catch (ex) {}
      }
    }
    return suggestedFilename || defaultFilename;
  }
  function normalizeWheelEventDelta(evt) {
    var delta = Math.sqrt(evt.deltaX * evt.deltaX + evt.deltaY * evt.deltaY);
    var angle = Math.atan2(evt.deltaY, evt.deltaX);
    if (-0.25 * Math.PI < angle && angle < 0.75 * Math.PI) {
      delta = -delta;
    }
    var MOUSE_DOM_DELTA_PIXEL_MODE = 0;
    var MOUSE_DOM_DELTA_LINE_MODE = 1;
    var MOUSE_PIXELS_PER_LINE = 30;
    var MOUSE_LINES_PER_PAGE = 30;
    if (evt.deltaMode === MOUSE_DOM_DELTA_PIXEL_MODE) {
      delta /= MOUSE_PIXELS_PER_LINE * MOUSE_LINES_PER_PAGE;
    } else if (evt.deltaMode === MOUSE_DOM_DELTA_LINE_MODE) {
      delta /= MOUSE_LINES_PER_PAGE;
    }
    return delta;
  }
  function cloneObj(obj) {
    var result = Object.create(null);
    for (var i in obj) {
      if (Object.prototype.hasOwnProperty.call(obj, i)) {
        result[i] = obj[i];
      }
    }
    return result;
  }
  var animationStarted = new Promise(function (resolve) {
    window.requestAnimationFrame(resolve);
  });
  var mozL10n = void 0;
  var localized = Promise.resolve();
  
  var EventBus = function () {
    function EventBus() {
      _classCallCheck(this, EventBus);
  
      this._listeners = Object.create(null);
    }
  
    _createClass(EventBus, [{
      key: 'on',
      value: function on(eventName, listener) {
        var eventListeners = this._listeners[eventName];
        if (!eventListeners) {
          eventListeners = [];
          this._listeners[eventName] = eventListeners;
        }
        eventListeners.push(listener);
      }
    }, {
      key: 'off',
      value: function off(eventName, listener) {
        var eventListeners = this._listeners[eventName];
        var i = void 0;
        if (!eventListeners || (i = eventListeners.indexOf(listener)) < 0) {
          return;
        }
        eventListeners.splice(i, 1);
      }
    }, {
      key: 'dispatch',
      value: function dispatch(eventName) {
        var eventListeners = this._listeners[eventName];
        if (!eventListeners || eventListeners.length === 0) {
          return;
        }
        var args = Array.prototype.slice.call(arguments, 1);
        eventListeners.slice(0).forEach(function (listener) {
          listener.apply(null, args);
        });
      }
    }]);
  
    return EventBus;
  }();
  
  function clamp(v, min, max) {
    return Math.min(Math.max(v, min), max);
  }
  
  var ProgressBar = function () {
    function ProgressBar(id) {
      var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
          height = _ref.height,
          width = _ref.width,
          units = _ref.units;
  
      _classCallCheck(this, ProgressBar);
  
      this.visible = true;
      this.div = document.querySelector(id + ' .progress');
      this.bar = this.div.parentNode;
      this.height = height || 100;
      this.width = width || 100;
      this.units = units || '%';
      this.div.style.height = this.height + this.units;
      this.percent = 0;
    }
  
    _createClass(ProgressBar, [{
      key: '_updateBar',
      value: function _updateBar() {
        if (this._indeterminate) {
          this.div.classList.add('indeterminate');
          this.div.style.width = this.width + this.units;
          return;
        }
        this.div.classList.remove('indeterminate');
        var progressSize = this.width * this._percent / 100;
        this.div.style.width = progressSize + this.units;
      }
    }, {
      key: 'setWidth',
      value: function setWidth(viewer) {
        if (!viewer) {
          return;
        }
        var container = viewer.parentNode;
        var scrollbarWidth = container.offsetWidth - viewer.offsetWidth;
        if (scrollbarWidth > 0) {
          this.bar.setAttribute('style', 'width: calc(100% - ' + scrollbarWidth + 'px);');
        }
      }
    }, {
      key: 'hide',
      value: function hide() {
        if (!this.visible) {
          return;
        }
        this.visible = false;
        this.bar.classList.add('hidden');
        document.body.classList.remove('loadingInProgress');
      }
    }, {
      key: 'show',
      value: function show() {
        if (this.visible) {
          return;
        }
        this.visible = true;
        document.body.classList.add('loadingInProgress');
        this.bar.classList.remove('hidden');
      }
    }, {
      key: 'percent',
      get: function get() {
        return this._percent;
      },
      set: function set(val) {
        this._indeterminate = isNaN(val);
        this._percent = clamp(val, 0, 100);
        this._updateBar();
      }
    }]);
  
    return ProgressBar;
  }();
  
  exports.CSS_UNITS = CSS_UNITS;
  exports.DEFAULT_SCALE_VALUE = DEFAULT_SCALE_VALUE;
  exports.DEFAULT_SCALE = DEFAULT_SCALE;
  exports.MIN_SCALE = MIN_SCALE;
  exports.MAX_SCALE = MAX_SCALE;
  exports.UNKNOWN_SCALE = UNKNOWN_SCALE;
  exports.MAX_AUTO_SCALE = MAX_AUTO_SCALE;
  exports.SCROLLBAR_PADDING = SCROLLBAR_PADDING;
  exports.VERTICAL_PADDING = VERTICAL_PADDING;
  exports.cloneObj = cloneObj;
  exports.RendererType = RendererType;
  exports.mozL10n = mozL10n;
  exports.NullL10n = NullL10n;
  exports.EventBus = EventBus;
  exports.ProgressBar = ProgressBar;
  exports.getPDFFileNameFromURL = getPDFFileNameFromURL;
  exports.noContextMenuHandler = noContextMenuHandler;
  exports.parseQueryString = parseQueryString;
  exports.getVisibleElements = getVisibleElements;
  exports.roundToDivide = roundToDivide;
  exports.approximateFraction = approximateFraction;
  exports.getOutputScale = getOutputScale;
  exports.scrollIntoView = scrollIntoView;
  exports.watchScroll = watchScroll;
  exports.binarySearchFirstItem = binarySearchFirstItem;
  exports.normalizeWheelEventDelta = normalizeWheelEventDelta;
  exports.animationStarted = animationStarted;
  exports.localized = localized;
  
  /***/ }),
  /* 1 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  var pdfjsLib;
  if (typeof window !== 'undefined' && window['pdfjs-dist/build/pdf']) {
    pdfjsLib = window['pdfjs-dist/build/pdf'];
  } else {
    pdfjsLib = require('../build/pdf.js');
  }
  module.exports = pdfjsLib;
  
  /***/ }),
  /* 2 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.getGlobalEventBus = exports.attachDOMEventsToEventBus = undefined;
  
  var _ui_utils = __webpack_require__(0);
  
  function attachDOMEventsToEventBus(eventBus) {
    eventBus.on('documentload', function () {
      var event = document.createEvent('CustomEvent');
      event.initCustomEvent('documentload', true, true, {});
      window.dispatchEvent(event);
    });
    eventBus.on('pagerendered', function (evt) {
      var event = document.createEvent('CustomEvent');
      event.initCustomEvent('pagerendered', true, true, {
        pageNumber: evt.pageNumber,
        cssTransform: evt.cssTransform
      });
      evt.source.div.dispatchEvent(event);
    });
    eventBus.on('textlayerrendered', function (evt) {
      var event = document.createEvent('CustomEvent');
      event.initCustomEvent('textlayerrendered', true, true, { pageNumber: evt.pageNumber });
      evt.source.textLayerDiv.dispatchEvent(event);
    });
    eventBus.on('pagechange', function (evt) {
      var event = document.createEvent('UIEvents');
      event.initUIEvent('pagechange', true, true, window, 0);
      event.pageNumber = evt.pageNumber;
      evt.source.container.dispatchEvent(event);
    });
    eventBus.on('pagesinit', function (evt) {
      var event = document.createEvent('CustomEvent');
      event.initCustomEvent('pagesinit', true, true, null);
      evt.source.container.dispatchEvent(event);
    });
    eventBus.on('pagesloaded', function (evt) {
      var event = document.createEvent('CustomEvent');
      event.initCustomEvent('pagesloaded', true, true, { pagesCount: evt.pagesCount });
      evt.source.container.dispatchEvent(event);
    });
    eventBus.on('scalechange', function (evt) {
      var event = document.createEvent('UIEvents');
      event.initUIEvent('scalechange', true, true, window, 0);
      event.scale = evt.scale;
      event.presetValue = evt.presetValue;
      evt.source.container.dispatchEvent(event);
    });
    eventBus.on('updateviewarea', function (evt) {
      var event = document.createEvent('UIEvents');
      event.initUIEvent('updateviewarea', true, true, window, 0);
      event.location = evt.location;
      evt.source.container.dispatchEvent(event);
    });
    eventBus.on('find', function (evt) {
      if (evt.source === window) {
        return;
      }
      var event = document.createEvent('CustomEvent');
      event.initCustomEvent('find' + evt.type, true, true, {
        query: evt.query,
        phraseSearch: evt.phraseSearch,
        caseSensitive: evt.caseSensitive,
        highlightAll: evt.highlightAll,
        findPrevious: evt.findPrevious
      });
      window.dispatchEvent(event);
    });
    eventBus.on('attachmentsloaded', function (evt) {
      var event = document.createEvent('CustomEvent');
      event.initCustomEvent('attachmentsloaded', true, true, { attachmentsCount: evt.attachmentsCount });
      evt.source.container.dispatchEvent(event);
    });
    eventBus.on('sidebarviewchanged', function (evt) {
      var event = document.createEvent('CustomEvent');
      event.initCustomEvent('sidebarviewchanged', true, true, { view: evt.view });
      evt.source.outerContainer.dispatchEvent(event);
    });
    eventBus.on('pagemode', function (evt) {
      var event = document.createEvent('CustomEvent');
      event.initCustomEvent('pagemode', true, true, { mode: evt.mode });
      evt.source.pdfViewer.container.dispatchEvent(event);
    });
    eventBus.on('namedaction', function (evt) {
      var event = document.createEvent('CustomEvent');
      event.initCustomEvent('namedaction', true, true, { action: evt.action });
      evt.source.pdfViewer.container.dispatchEvent(event);
    });
    eventBus.on('presentationmodechanged', function (evt) {
      var event = document.createEvent('CustomEvent');
      event.initCustomEvent('presentationmodechanged', true, true, {
        active: evt.active,
        switchInProgress: evt.switchInProgress
      });
      window.dispatchEvent(event);
    });
    eventBus.on('outlineloaded', function (evt) {
      var event = document.createEvent('CustomEvent');
      event.initCustomEvent('outlineloaded', true, true, { outlineCount: evt.outlineCount });
      evt.source.container.dispatchEvent(event);
    });
  }
  var globalEventBus = null;
  function getGlobalEventBus() {
    if (globalEventBus) {
      return globalEventBus;
    }
    globalEventBus = new _ui_utils.EventBus();
    attachDOMEventsToEventBus(globalEventBus);
    return globalEventBus;
  }
  exports.attachDOMEventsToEventBus = attachDOMEventsToEventBus;
  exports.getGlobalEventBus = getGlobalEventBus;
  
  /***/ }),
  /* 3 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var CLEANUP_TIMEOUT = 30000;
  var RenderingStates = {
    INITIAL: 0,
    RUNNING: 1,
    PAUSED: 2,
    FINISHED: 3
  };
  
  var PDFRenderingQueue = function () {
    function PDFRenderingQueue() {
      _classCallCheck(this, PDFRenderingQueue);
  
      this.pdfViewer = null;
      this.pdfThumbnailViewer = null;
      this.onIdle = null;
      this.highestPriorityPage = null;
      this.idleTimeout = null;
      this.printing = false;
      this.isThumbnailViewEnabled = false;
    }
  
    _createClass(PDFRenderingQueue, [{
      key: "setViewer",
      value: function setViewer(pdfViewer) {
        this.pdfViewer = pdfViewer;
      }
    }, {
      key: "setThumbnailViewer",
      value: function setThumbnailViewer(pdfThumbnailViewer) {
        this.pdfThumbnailViewer = pdfThumbnailViewer;
      }
    }, {
      key: "isHighestPriority",
      value: function isHighestPriority(view) {
        return this.highestPriorityPage === view.renderingId;
      }
    }, {
      key: "renderHighestPriority",
      value: function renderHighestPriority(currentlyVisiblePages) {
        if (this.idleTimeout) {
          clearTimeout(this.idleTimeout);
          this.idleTimeout = null;
        }
        if (this.pdfViewer.forceRendering(currentlyVisiblePages)) {
          return;
        }
        if (this.pdfThumbnailViewer && this.isThumbnailViewEnabled) {
          if (this.pdfThumbnailViewer.forceRendering()) {
            return;
          }
        }
        if (this.printing) {
          return;
        }
        if (this.onIdle) {
          this.idleTimeout = setTimeout(this.onIdle.bind(this), CLEANUP_TIMEOUT);
        }
      }
    }, {
      key: "getHighestPriority",
      value: function getHighestPriority(visible, views, scrolledDown) {
        var visibleViews = visible.views;
        var numVisible = visibleViews.length;
        if (numVisible === 0) {
          return false;
        }
        for (var i = 0; i < numVisible; ++i) {
          var view = visibleViews[i].view;
          if (!this.isViewFinished(view)) {
            return view;
          }
        }
        if (scrolledDown) {
          var nextPageIndex = visible.last.id;
          if (views[nextPageIndex] && !this.isViewFinished(views[nextPageIndex])) {
            return views[nextPageIndex];
          }
        } else {
          var previousPageIndex = visible.first.id - 2;
          if (views[previousPageIndex] && !this.isViewFinished(views[previousPageIndex])) {
            return views[previousPageIndex];
          }
        }
        return null;
      }
    }, {
      key: "isViewFinished",
      value: function isViewFinished(view) {
        return view.renderingState === RenderingStates.FINISHED;
      }
    }, {
      key: "renderView",
      value: function renderView(view) {
        var _this = this;
  
        switch (view.renderingState) {
          case RenderingStates.FINISHED:
            return false;
          case RenderingStates.PAUSED:
            this.highestPriorityPage = view.renderingId;
            view.resume();
            break;
          case RenderingStates.RUNNING:
            this.highestPriorityPage = view.renderingId;
            break;
          case RenderingStates.INITIAL:
            this.highestPriorityPage = view.renderingId;
            var continueRendering = function continueRendering() {
              _this.renderHighestPriority();
            };
            view.draw().then(continueRendering, continueRendering);
            break;
        }
        return true;
      }
    }]);
  
    return PDFRenderingQueue;
  }();
  
  exports.RenderingStates = RenderingStates;
  exports.PDFRenderingQueue = PDFRenderingQueue;
  
  /***/ }),
  /* 4 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFPrintServiceFactory = exports.DefaultExternalServices = exports.PDFViewerApplication = undefined;
  
  var _slicedToArray = function () { function sliceIterator(arr, i) { 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"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();
  
  var _ui_utils = __webpack_require__(0);
  
  var _pdfjsLib = __webpack_require__(1);
  
  var _pdf_cursor_tools = __webpack_require__(6);
  
  var _pdf_rendering_queue = __webpack_require__(3);
  
  var _pdf_sidebar = __webpack_require__(24);
  
  var _pdf_viewer = __webpack_require__(27);
  
  var _dom_events = __webpack_require__(2);
  
  var _overlay_manager = __webpack_require__(15);
  
  var _password_prompt = __webpack_require__(16);
  
  var _pdf_attachment_viewer = __webpack_require__(17);
  
  var _pdf_document_properties = __webpack_require__(18);
  
  var _pdf_find_bar = __webpack_require__(19);
  
  var _pdf_find_controller = __webpack_require__(7);
  
  var _pdf_history = __webpack_require__(20);
  
  var _pdf_link_service = __webpack_require__(5);
  
  var _pdf_outline_viewer = __webpack_require__(21);
  
  var _pdf_presentation_mode = __webpack_require__(23);
  
  var _pdf_thumbnail_viewer = __webpack_require__(26);
  
  var _secondary_toolbar = __webpack_require__(29);
  
  var _toolbar = __webpack_require__(31);
  
  var _view_history = __webpack_require__(32);
  
  var DEFAULT_SCALE_DELTA = 1.1;
  var DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT = 5000;
  function configure(PDFJS) {
    PDFJS.imageResourcesPath = './images/';
    PDFJS.workerSrc = '../build/pdf.worker.js';
    PDFJS.cMapUrl = '../web/cmaps/';
    PDFJS.cMapPacked = true;
  }
  var DefaultExternalServices = {
    updateFindControlState: function updateFindControlState(data) {},
    initPassiveLoading: function initPassiveLoading(callbacks) {},
    fallback: function fallback(data, callback) {},
    reportTelemetry: function reportTelemetry(data) {},
    createDownloadManager: function createDownloadManager() {
      throw new Error('Not implemented: createDownloadManager');
    },
    createPreferences: function createPreferences() {
      throw new Error('Not implemented: createPreferences');
    },
    createL10n: function createL10n() {
      throw new Error('Not implemented: createL10n');
    },
  
    supportsIntegratedFind: false,
    supportsDocumentFonts: true,
    supportsDocumentColors: true,
    supportedMouseWheelZoomModifierKeys: {
      ctrlKey: true,
      metaKey: true
    }
  };
  var PDFViewerApplication = {
    initialBookmark: document.location.hash.substring(1),
    initialDestination: null,
    initialized: false,
    fellback: false,
    appConfig: null,
    pdfDocument: null,
    pdfLoadingTask: null,
    printService: null,
    pdfViewer: null,
    pdfThumbnailViewer: null,
    pdfRenderingQueue: null,
    pdfPresentationMode: null,
    pdfDocumentProperties: null,
    pdfLinkService: null,
    pdfHistory: null,
    pdfSidebar: null,
    pdfOutlineViewer: null,
    pdfAttachmentViewer: null,
    pdfCursorTools: null,
    store: null,
    downloadManager: null,
    overlayManager: null,
    preferences: null,
    toolbar: null,
    secondaryToolbar: null,
    eventBus: null,
    l10n: null,
    isInitialViewSet: false,
    downloadComplete: false,
    viewerPrefs: {
      sidebarViewOnLoad: _pdf_sidebar.SidebarView.NONE,
      pdfBugEnabled: false,
      showPreviousViewOnLoad: true,
      defaultZoomValue: '',
      disablePageMode: false,
      disablePageLabels: false,
      renderer: 'canvas',
      enhanceTextSelection: false,
      renderInteractiveForms: false,
      enablePrintAutoRotate: false
    },
    isViewerEmbedded: window.parent !== window,
    url: '',
    baseUrl: '',
    externalServices: DefaultExternalServices,
    _boundEvents: {},
    initialize: function initialize(appConfig) {
      var _this = this;
  
      this.preferences = this.externalServices.createPreferences();
      configure(_pdfjsLib.PDFJS);
      this.appConfig = appConfig;
      return this._readPreferences().then(function () {
        return _this._initializeL10n();
      }).then(function () {
        return _this._initializeViewerComponents();
      }).then(function () {
        _this.bindEvents();
        _this.bindWindowEvents();
        var appContainer = appConfig.appContainer || document.documentElement;
        _this.l10n.translate(appContainer).then(function () {
          _this.eventBus.dispatch('localized');
        });
        if (_this.isViewerEmbedded && !_pdfjsLib.PDFJS.isExternalLinkTargetSet()) {
          _pdfjsLib.PDFJS.externalLinkTarget = _pdfjsLib.PDFJS.LinkTarget.TOP;
        }
        _this.initialized = true;
      });
    },
    _readPreferences: function _readPreferences() {
      var preferences = this.preferences,
          viewerPrefs = this.viewerPrefs;
  
      return Promise.all([preferences.get('enableWebGL').then(function resolved(value) {
        _pdfjsLib.PDFJS.disableWebGL = !value;
      }), preferences.get('sidebarViewOnLoad').then(function resolved(value) {
        viewerPrefs['sidebarViewOnLoad'] = value;
      }), preferences.get('pdfBugEnabled').then(function resolved(value) {
        viewerPrefs['pdfBugEnabled'] = value;
      }), preferences.get('showPreviousViewOnLoad').then(function resolved(value) {
        viewerPrefs['showPreviousViewOnLoad'] = value;
      }), preferences.get('defaultZoomValue').then(function resolved(value) {
        viewerPrefs['defaultZoomValue'] = value;
      }), preferences.get('enhanceTextSelection').then(function resolved(value) {
        viewerPrefs['enhanceTextSelection'] = value;
      }), preferences.get('disableTextLayer').then(function resolved(value) {
        if (_pdfjsLib.PDFJS.disableTextLayer === true) {
          return;
        }
        _pdfjsLib.PDFJS.disableTextLayer = value;
      }), preferences.get('disableRange').then(function resolved(value) {
        if (_pdfjsLib.PDFJS.disableRange === true) {
          return;
        }
        _pdfjsLib.PDFJS.disableRange = value;
      }), preferences.get('disableStream').then(function resolved(value) {
        if (_pdfjsLib.PDFJS.disableStream === true) {
          return;
        }
        _pdfjsLib.PDFJS.disableStream = value;
      }), preferences.get('disableAutoFetch').then(function resolved(value) {
        _pdfjsLib.PDFJS.disableAutoFetch = value;
      }), preferences.get('disableFontFace').then(function resolved(value) {
        if (_pdfjsLib.PDFJS.disableFontFace === true) {
          return;
        }
        _pdfjsLib.PDFJS.disableFontFace = value;
      }), preferences.get('useOnlyCssZoom').then(function resolved(value) {
        _pdfjsLib.PDFJS.useOnlyCssZoom = value;
      }), preferences.get('externalLinkTarget').then(function resolved(value) {
        if (_pdfjsLib.PDFJS.isExternalLinkTargetSet()) {
          return;
        }
        _pdfjsLib.PDFJS.externalLinkTarget = value;
      }), preferences.get('renderer').then(function resolved(value) {
        viewerPrefs['renderer'] = value;
      }), preferences.get('renderInteractiveForms').then(function resolved(value) {
        viewerPrefs['renderInteractiveForms'] = value;
      }), preferences.get('disablePageMode').then(function resolved(value) {
        viewerPrefs['disablePageMode'] = value;
      }), preferences.get('disablePageLabels').then(function resolved(value) {
        viewerPrefs['disablePageLabels'] = value;
      }), preferences.get('enablePrintAutoRotate').then(function resolved(value) {
        viewerPrefs['enablePrintAutoRotate'] = value;
      })]).catch(function (reason) {});
    },
    _initializeL10n: function _initializeL10n() {
      if (this.viewerPrefs['pdfBugEnabled']) {
        var hash = document.location.hash.substring(1);
        var hashParams = (0, _ui_utils.parseQueryString)(hash);
        if ('locale' in hashParams) {
          _pdfjsLib.PDFJS.locale = hashParams['locale'];
        }
      }
      this.l10n = this.externalServices.createL10n();
      return this.l10n.getDirection().then(function (dir) {
        document.getElementsByTagName('html')[0].dir = dir;
      });
    },
    _initializeViewerComponents: function _initializeViewerComponents() {
      var _this2 = this;
  
      var appConfig = this.appConfig;
      return new Promise(function (resolve, reject) {
        _this2.overlayManager = new _overlay_manager.OverlayManager();
        var eventBus = appConfig.eventBus || (0, _dom_events.getGlobalEventBus)();
        _this2.eventBus = eventBus;
        var pdfRenderingQueue = new _pdf_rendering_queue.PDFRenderingQueue();
        pdfRenderingQueue.onIdle = _this2.cleanup.bind(_this2);
        _this2.pdfRenderingQueue = pdfRenderingQueue;
        var pdfLinkService = new _pdf_link_service.PDFLinkService({ eventBus: eventBus });
        _this2.pdfLinkService = pdfLinkService;
        var downloadManager = _this2.externalServices.createDownloadManager();
        _this2.downloadManager = downloadManager;
        var container = appConfig.mainContainer;
        var viewer = appConfig.viewerContainer;
        _this2.pdfViewer = new _pdf_viewer.PDFViewer({
          container: container,
          viewer: viewer,
          eventBus: eventBus,
          renderingQueue: pdfRenderingQueue,
          linkService: pdfLinkService,
          downloadManager: downloadManager,
          renderer: _this2.viewerPrefs['renderer'],
          l10n: _this2.l10n,
          enhanceTextSelection: _this2.viewerPrefs['enhanceTextSelection'],
          renderInteractiveForms: _this2.viewerPrefs['renderInteractiveForms'],
          enablePrintAutoRotate: _this2.viewerPrefs['enablePrintAutoRotate']
        });
        pdfRenderingQueue.setViewer(_this2.pdfViewer);
        pdfLinkService.setViewer(_this2.pdfViewer);
        var thumbnailContainer = appConfig.sidebar.thumbnailView;
        _this2.pdfThumbnailViewer = new _pdf_thumbnail_viewer.PDFThumbnailViewer({
          container: thumbnailContainer,
          renderingQueue: pdfRenderingQueue,
          linkService: pdfLinkService,
          l10n: _this2.l10n
        });
        pdfRenderingQueue.setThumbnailViewer(_this2.pdfThumbnailViewer);
        _this2.pdfHistory = new _pdf_history.PDFHistory({
          linkService: pdfLinkService,
          eventBus: eventBus
        });
        pdfLinkService.setHistory(_this2.pdfHistory);
        _this2.findController = new _pdf_find_controller.PDFFindController({ pdfViewer: _this2.pdfViewer });
        _this2.findController.onUpdateResultsCount = function (matchCount) {
          if (_this2.supportsIntegratedFind) {
            return;
          }
          _this2.findBar.updateResultsCount(matchCount);
        };
        _this2.findController.onUpdateState = function (state, previous, matchCount) {
          if (_this2.supportsIntegratedFind) {
            _this2.externalServices.updateFindControlState({
              result: state,
              findPrevious: previous
            });
          } else {
            _this2.findBar.updateUIState(state, previous, matchCount);
          }
        };
        _this2.pdfViewer.setFindController(_this2.findController);
        var findBarConfig = Object.create(appConfig.findBar);
        findBarConfig.findController = _this2.findController;
        findBarConfig.eventBus = eventBus;
        _this2.findBar = new _pdf_find_bar.PDFFindBar(findBarConfig, _this2.l10n);
        _this2.pdfDocumentProperties = new _pdf_document_properties.PDFDocumentProperties(appConfig.documentProperties, _this2.overlayManager, _this2.l10n);
        _this2.pdfCursorTools = new _pdf_cursor_tools.PDFCursorTools({
          container: container,
          eventBus: eventBus,
          preferences: _this2.preferences
        });
        _this2.toolbar = new _toolbar.Toolbar(appConfig.toolbar, container, eventBus, _this2.l10n);
        _this2.secondaryToolbar = new _secondary_toolbar.SecondaryToolbar(appConfig.secondaryToolbar, container, eventBus);
        if (_this2.supportsFullscreen) {
          _this2.pdfPresentationMode = new _pdf_presentation_mode.PDFPresentationMode({
            container: container,
            viewer: viewer,
            pdfViewer: _this2.pdfViewer,
            eventBus: eventBus,
            contextMenuItems: appConfig.fullscreen
          });
        }
        _this2.passwordPrompt = new _password_prompt.PasswordPrompt(appConfig.passwordOverlay, _this2.overlayManager, _this2.l10n);
        _this2.pdfOutlineViewer = new _pdf_outline_viewer.PDFOutlineViewer({
          container: appConfig.sidebar.outlineView,
          eventBus: eventBus,
          linkService: pdfLinkService
        });
        _this2.pdfAttachmentViewer = new _pdf_attachment_viewer.PDFAttachmentViewer({
          container: appConfig.sidebar.attachmentsView,
          eventBus: eventBus,
          downloadManager: downloadManager
        });
        var sidebarConfig = Object.create(appConfig.sidebar);
        sidebarConfig.pdfViewer = _this2.pdfViewer;
        sidebarConfig.pdfThumbnailViewer = _this2.pdfThumbnailViewer;
        sidebarConfig.pdfOutlineViewer = _this2.pdfOutlineViewer;
        sidebarConfig.eventBus = eventBus;
        _this2.pdfSidebar = new _pdf_sidebar.PDFSidebar(sidebarConfig, _this2.l10n);
        _this2.pdfSidebar.onToggled = _this2.forceRendering.bind(_this2);
        resolve(undefined);
      });
    },
    run: function run(config) {
      this.initialize(config).then(webViewerInitialized);
    },
    zoomIn: function zoomIn(ticks) {
      var newScale = this.pdfViewer.currentScale;
      do {
        newScale = (newScale * DEFAULT_SCALE_DELTA).toFixed(2);
        newScale = Math.ceil(newScale * 10) / 10;
        newScale = Math.min(_ui_utils.MAX_SCALE, newScale);
      } while (--ticks > 0 && newScale < _ui_utils.MAX_SCALE);
      this.pdfViewer.currentScaleValue = newScale;
    },
    zoomOut: function zoomOut(ticks) {
      var newScale = this.pdfViewer.currentScale;
      do {
        newScale = (newScale / DEFAULT_SCALE_DELTA).toFixed(2);
        newScale = Math.floor(newScale * 10) / 10;
        newScale = Math.max(_ui_utils.MIN_SCALE, newScale);
      } while (--ticks > 0 && newScale > _ui_utils.MIN_SCALE);
      this.pdfViewer.currentScaleValue = newScale;
    },
  
    get pagesCount() {
      return this.pdfDocument ? this.pdfDocument.numPages : 0;
    },
    get pageRotation() {
      return this.pdfViewer.pagesRotation;
    },
    set page(val) {
      this.pdfViewer.currentPageNumber = val;
    },
    get page() {
      return this.pdfViewer.currentPageNumber;
    },
    get printing() {
      return !!this.printService;
    },
    get supportsPrinting() {
      return PDFPrintServiceFactory.instance.supportsPrinting;
    },
    get supportsFullscreen() {
      var support = void 0;
      var doc = document.documentElement;
      support = !!(doc.requestFullscreen || doc.mozRequestFullScreen || doc.webkitRequestFullScreen || doc.msRequestFullscreen);
      if (document.fullscreenEnabled === false || document.mozFullScreenEnabled === false || document.webkitFullscreenEnabled === false || document.msFullscreenEnabled === false) {
        support = false;
      }
      if (support && _pdfjsLib.PDFJS.disableFullscreen === true) {
        support = false;
      }
      return (0, _pdfjsLib.shadow)(this, 'supportsFullscreen', support);
    },
    get supportsIntegratedFind() {
      return this.externalServices.supportsIntegratedFind;
    },
    get supportsDocumentFonts() {
      return this.externalServices.supportsDocumentFonts;
    },
    get supportsDocumentColors() {
      return this.externalServices.supportsDocumentColors;
    },
    get loadingBar() {
      var bar = new _ui_utils.ProgressBar('#loadingBar');
      return (0, _pdfjsLib.shadow)(this, 'loadingBar', bar);
    },
    get supportedMouseWheelZoomModifierKeys() {
      return this.externalServices.supportedMouseWheelZoomModifierKeys;
    },
    initPassiveLoading: function initPassiveLoading() {
      throw new Error('Not implemented: initPassiveLoading');
    },
    setTitleUsingUrl: function setTitleUsingUrl(url) {
      this.url = url;
      this.baseUrl = url.split('#')[0];
      var title = (0, _ui_utils.getPDFFileNameFromURL)(url, '');
      if (!title) {
        try {
          title = decodeURIComponent((0, _pdfjsLib.getFilenameFromUrl)(url)) || url;
        } catch (ex) {
          title = url;
        }
      }
      this.setTitle(title);
    },
    setTitle: function setTitle(title) {
      if (this.isViewerEmbedded) {
        return;
      }
      document.title = title;
    },
    close: function close() {
      var errorWrapper = this.appConfig.errorWrapper.container;
      errorWrapper.setAttribute('hidden', 'true');
      if (!this.pdfLoadingTask) {
        return Promise.resolve();
      }
      var promise = this.pdfLoadingTask.destroy();
      this.pdfLoadingTask = null;
      if (this.pdfDocument) {
        this.pdfDocument = null;
        this.pdfThumbnailViewer.setDocument(null);
        this.pdfViewer.setDocument(null);
        this.pdfLinkService.setDocument(null, null);
        this.pdfDocumentProperties.setDocument(null, null);
      }
      this.store = null;
      this.isInitialViewSet = false;
      this.downloadComplete = false;
      this.pdfSidebar.reset();
      this.pdfOutlineViewer.reset();
      this.pdfAttachmentViewer.reset();
      this.findController.reset();
      this.findBar.reset();
      this.toolbar.reset();
      this.secondaryToolbar.reset();
      if (typeof PDFBug !== 'undefined') {
        PDFBug.cleanup();
      }
      return promise;
    },
    open: function open(file, args) {
      var _this3 = this;
  
      if (arguments.length > 2 || typeof args === 'number') {
        return Promise.reject(new Error('Call of open() with obsolete signature.'));
      }
      if (this.pdfLoadingTask) {
        return this.close().then(function () {
          _this3.preferences.reload();
          return _this3.open(file, args);
        });
      }
      var parameters = Object.create(null),
          scale = void 0;
      if (typeof file === 'string') {
        this.setTitleUsingUrl(file);
        parameters.url = file;
      } else if (file && 'byteLength' in file) {
        parameters.data = file;
      } else if (file.url && file.originalUrl) {
        this.setTitleUsingUrl(file.originalUrl);
        parameters.url = file.url;
      }
      if (args) {
        for (var prop in args) {
          parameters[prop] = args[prop];
        }
        if (args.scale) {
          scale = args.scale;
        }
        if (args.length) {
          this.pdfDocumentProperties.setFileSize(args.length);
        }
      }
      var loadingTask = (0, _pdfjsLib.getDocument)(parameters);
      this.pdfLoadingTask = loadingTask;
      loadingTask.onPassword = function (updateCallback, reason) {
        _this3.passwordPrompt.setUpdateCallback(updateCallback, reason);
        _this3.passwordPrompt.open();
      };
      loadingTask.onProgress = function (_ref) {
        var loaded = _ref.loaded,
            total = _ref.total;
  
        _this3.progress(loaded / total);
      };
      loadingTask.onUnsupportedFeature = this.fallback.bind(this);
      return loadingTask.promise.then(function (pdfDocument) {
        _this3.load(pdfDocument, scale);
      }, function (exception) {
        var message = exception && exception.message;
        var loadingErrorMessage = void 0;
        if (exception instanceof _pdfjsLib.InvalidPDFException) {
          loadingErrorMessage = _this3.l10n.get('invalid_file_error', null, 'Invalid or corrupted PDF file.');
        } else if (exception instanceof _pdfjsLib.MissingPDFException) {
          loadingErrorMessage = _this3.l10n.get('missing_file_error', null, 'Missing PDF file.');
        } else if (exception instanceof _pdfjsLib.UnexpectedResponseException) {
          loadingErrorMessage = _this3.l10n.get('unexpected_response_error', null, 'Unexpected server response.');
        } else {
          loadingErrorMessage = _this3.l10n.get('loading_error', null, 'An error occurred while loading the PDF.');
        }
        return loadingErrorMessage.then(function (msg) {
          _this3.error(msg, { message: message });
          throw new Error(msg);
        });
      });
    },
    download: function download() {
      var _this4 = this;
  
      function downloadByUrl() {
        downloadManager.downloadUrl(url, filename);
      }
      var url = this.baseUrl;
      var filename = (0, _ui_utils.getPDFFileNameFromURL)(this.url);
      var downloadManager = this.downloadManager;
      downloadManager.onerror = function (err) {
        _this4.error('PDF failed to download: ' + err);
      };
      if (!this.pdfDocument || !this.downloadComplete) {
        downloadByUrl();
        return;
      }
      this.pdfDocument.getData().then(function (data) {
        var blob = (0, _pdfjsLib.createBlob)(data, 'application/pdf');
        downloadManager.download(blob, url, filename);
      }).catch(downloadByUrl);
    },
    fallback: function fallback(featureId) {},
    error: function error(message, moreInfo) {
      var moreInfoText = [this.l10n.get('error_version_info', {
        version: _pdfjsLib.version || '?',
        build: _pdfjsLib.build || '?'
      }, 'PDF.js v{{version}} (build: {{build}})')];
      if (moreInfo) {
        moreInfoText.push(this.l10n.get('error_message', { message: moreInfo.message }, 'Message: {{message}}'));
        if (moreInfo.stack) {
          moreInfoText.push(this.l10n.get('error_stack', { stack: moreInfo.stack }, 'Stack: {{stack}}'));
        } else {
          if (moreInfo.filename) {
            moreInfoText.push(this.l10n.get('error_file', { file: moreInfo.filename }, 'File: {{file}}'));
          }
          if (moreInfo.lineNumber) {
            moreInfoText.push(this.l10n.get('error_line', { line: moreInfo.lineNumber }, 'Line: {{line}}'));
          }
        }
      }
      var errorWrapperConfig = this.appConfig.errorWrapper;
      var errorWrapper = errorWrapperConfig.container;
      errorWrapper.removeAttribute('hidden');
      var errorMessage = errorWrapperConfig.errorMessage;
      errorMessage.textContent = message;
      var closeButton = errorWrapperConfig.closeButton;
      closeButton.onclick = function () {
        errorWrapper.setAttribute('hidden', 'true');
      };
      var errorMoreInfo = errorWrapperConfig.errorMoreInfo;
      var moreInfoButton = errorWrapperConfig.moreInfoButton;
      var lessInfoButton = errorWrapperConfig.lessInfoButton;
      moreInfoButton.onclick = function () {
        errorMoreInfo.removeAttribute('hidden');
        moreInfoButton.setAttribute('hidden', 'true');
        lessInfoButton.removeAttribute('hidden');
        errorMoreInfo.style.height = errorMoreInfo.scrollHeight + 'px';
      };
      lessInfoButton.onclick = function () {
        errorMoreInfo.setAttribute('hidden', 'true');
        moreInfoButton.removeAttribute('hidden');
        lessInfoButton.setAttribute('hidden', 'true');
      };
      moreInfoButton.oncontextmenu = _ui_utils.noContextMenuHandler;
      lessInfoButton.oncontextmenu = _ui_utils.noContextMenuHandler;
      closeButton.oncontextmenu = _ui_utils.noContextMenuHandler;
      moreInfoButton.removeAttribute('hidden');
      lessInfoButton.setAttribute('hidden', 'true');
      Promise.all(moreInfoText).then(function (parts) {
        errorMoreInfo.value = parts.join('\n');
      });
    },
    progress: function progress(level) {
      var _this5 = this;
  
      if (this.downloadComplete) {
        return;
      }
      var percent = Math.round(level * 100);
      if (percent > this.loadingBar.percent || isNaN(percent)) {
        this.loadingBar.percent = percent;
        if (_pdfjsLib.PDFJS.disableAutoFetch && percent) {
          if (this.disableAutoFetchLoadingBarTimeout) {
            clearTimeout(this.disableAutoFetchLoadingBarTimeout);
            this.disableAutoFetchLoadingBarTimeout = null;
          }
          this.loadingBar.show();
          this.disableAutoFetchLoadingBarTimeout = setTimeout(function () {
            _this5.loadingBar.hide();
            _this5.disableAutoFetchLoadingBarTimeout = null;
          }, DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT);
        }
      }
    },
    load: function load(pdfDocument, scale) {
      var _this6 = this;
  
      scale = scale || _ui_utils.UNKNOWN_SCALE;
      this.pdfDocument = pdfDocument;
      pdfDocument.getDownloadInfo().then(function () {
        _this6.downloadComplete = true;
        _this6.loadingBar.hide();
        firstPagePromise.then(function () {
          _this6.eventBus.dispatch('documentload', { source: _this6 });
        });
      });
      var pageModePromise = pdfDocument.getPageMode().catch(function () {});
      this.toolbar.setPagesCount(pdfDocument.numPages, false);
      this.secondaryToolbar.setPagesCount(pdfDocument.numPages);
      var id = this.documentFingerprint = pdfDocument.fingerprint;
      var store = this.store = new _view_history.ViewHistory(id);
      var baseDocumentUrl = void 0;
      baseDocumentUrl = null;
      this.pdfLinkService.setDocument(pdfDocument, baseDocumentUrl);
      this.pdfDocumentProperties.setDocument(pdfDocument, this.url);
      var pdfViewer = this.pdfViewer;
      pdfViewer.setDocument(pdfDocument);
      var firstPagePromise = pdfViewer.firstPagePromise;
      var pagesPromise = pdfViewer.pagesPromise;
      var onePageRendered = pdfViewer.onePageRendered;
      var pdfThumbnailViewer = this.pdfThumbnailViewer;
      pdfThumbnailViewer.setDocument(pdfDocument);
      firstPagePromise.then(function (pdfPage) {
        _this6.loadingBar.setWidth(_this6.appConfig.viewerContainer);
        if (!_pdfjsLib.PDFJS.disableHistory && !_this6.isViewerEmbedded) {
          if (!_this6.viewerPrefs['showPreviousViewOnLoad']) {
            _this6.pdfHistory.clearHistoryState();
          }
          _this6.pdfHistory.initialize(_this6.documentFingerprint);
          if (_this6.pdfHistory.initialDestination) {
            _this6.initialDestination = _this6.pdfHistory.initialDestination;
          } else if (_this6.pdfHistory.initialBookmark) {
            _this6.initialBookmark = _this6.pdfHistory.initialBookmark;
          }
        }
        var initialParams = {
          destination: _this6.initialDestination,
          bookmark: _this6.initialBookmark,
          hash: null
        };
        var storePromise = store.getMultiple({
          exists: false,
          page: '1',
          zoom: _ui_utils.DEFAULT_SCALE_VALUE,
          scrollLeft: '0',
          scrollTop: '0',
          sidebarView: _pdf_sidebar.SidebarView.NONE
        }).catch(function () {});
        Promise.all([storePromise, pageModePromise]).then(function (_ref2) {
          var _ref3 = _slicedToArray(_ref2, 2),
              _ref3$ = _ref3[0],
              values = _ref3$ === undefined ? {} : _ref3$,
              pageMode = _ref3[1];
  
          var hash = _this6.viewerPrefs['defaultZoomValue'] ? 'zoom=' + _this6.viewerPrefs['defaultZoomValue'] : null;
          var sidebarView = _this6.viewerPrefs['sidebarViewOnLoad'];
          if (values.exists && _this6.viewerPrefs['showPreviousViewOnLoad']) {
            hash = 'page=' + values.page + '&zoom=' + (_this6.viewerPrefs['defaultZoomValue'] || values.zoom) + ',' + values.scrollLeft + ',' + values.scrollTop;
            sidebarView = sidebarView || values.sidebarView | 0;
          }
          if (pageMode && !_this6.viewerPrefs['disablePageMode']) {
            sidebarView = sidebarView || apiPageModeToSidebarView(pageMode);
          }
          return {
            hash: hash,
            sidebarView: sidebarView
          };
        }).then(function (_ref4) {
          var hash = _ref4.hash,
              sidebarView = _ref4.sidebarView;
  
          _this6.setInitialView(hash, {
            sidebarView: sidebarView,
            scale: scale
          });
          initialParams.hash = hash;
          if (!_this6.isViewerEmbedded) {
            pdfViewer.focus();
          }
          return pagesPromise;
        }).then(function () {
          if (!initialParams.destination && !initialParams.bookmark && !initialParams.hash) {
            return;
          }
          if (pdfViewer.hasEqualPageSizes) {
            return;
          }
          _this6.initialDestination = initialParams.destination;
          _this6.initialBookmark = initialParams.bookmark;
          pdfViewer.currentScaleValue = pdfViewer.currentScaleValue;
          _this6.setInitialView(initialParams.hash);
        }).then(function () {
          pdfViewer.update();
        });
      });
      pdfDocument.getPageLabels().then(function (labels) {
        if (!labels || _this6.viewerPrefs['disablePageLabels']) {
          return;
        }
        var i = 0,
            numLabels = labels.length;
        if (numLabels !== _this6.pagesCount) {
          console.error('The number of Page Labels does not match ' + 'the number of pages in the document.');
          return;
        }
        while (i < numLabels && labels[i] === (i + 1).toString()) {
          i++;
        }
        if (i === numLabels) {
          return;
        }
        pdfViewer.setPageLabels(labels);
        pdfThumbnailViewer.setPageLabels(labels);
        _this6.toolbar.setPagesCount(pdfDocument.numPages, true);
        _this6.toolbar.setPageNumber(pdfViewer.currentPageNumber, pdfViewer.currentPageLabel);
      });
      pagesPromise.then(function () {
        if (!_this6.supportsPrinting) {
          return;
        }
        pdfDocument.getJavaScript().then(function (javaScript) {
          if (javaScript.length) {
            console.warn('Warning: JavaScript is not supported');
            _this6.fallback(_pdfjsLib.UNSUPPORTED_FEATURES.javaScript);
          }
          var regex = /\bprint\s*\(/;
          for (var i = 0, ii = javaScript.length; i < ii; i++) {
            var js = javaScript[i];
            if (js && regex.test(js)) {
              setTimeout(function () {
                window.print();
              });
              return;
            }
          }
        });
      });
      Promise.all([onePageRendered, _ui_utils.animationStarted]).then(function () {
        pdfDocument.getOutline().then(function (outline) {
          _this6.pdfOutlineViewer.render({ outline: outline });
        });
        pdfDocument.getAttachments().then(function (attachments) {
          _this6.pdfAttachmentViewer.render({ attachments: attachments });
        });
      });
      pdfDocument.getMetadata().then(function (_ref5) {
        var info = _ref5.info,
            metadata = _ref5.metadata;
  
        _this6.documentInfo = info;
        _this6.metadata = metadata;
        console.log('PDF ' + pdfDocument.fingerprint + ' [' + info.PDFFormatVersion + ' ' + (info.Producer || '-').trim() + ' / ' + (info.Creator || '-').trim() + ']' + ' (PDF.js: ' + (_pdfjsLib.version || '-') + (!_pdfjsLib.PDFJS.disableWebGL ? ' [WebGL]' : '') + ')');
        var pdfTitle = void 0;
        if (metadata && metadata.has('dc:title')) {
          var title = metadata.get('dc:title');
          if (title !== 'Untitled') {
            pdfTitle = title;
          }
        }
        if (!pdfTitle && info && info['Title']) {
          pdfTitle = info['Title'];
        }
        if (pdfTitle) {
          _this6.setTitle(pdfTitle + ' - ' + document.title);
        }
        if (info.IsAcroFormPresent) {
          console.warn('Warning: AcroForm/XFA is not supported');
          _this6.fallback(_pdfjsLib.UNSUPPORTED_FEATURES.forms);
        }
      });
    },
    setInitialView: function setInitialView(storedHash) {
      var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
      var _options$scale = options.scale,
          scale = _options$scale === undefined ? 0 : _options$scale,
          _options$sidebarView = options.sidebarView,
          sidebarView = _options$sidebarView === undefined ? _pdf_sidebar.SidebarView.NONE : _options$sidebarView;
  
      this.isInitialViewSet = true;
      this.pdfSidebar.setInitialView(sidebarView);
      if (this.initialDestination) {
        this.pdfLinkService.navigateTo(this.initialDestination);
        this.initialDestination = null;
      } else if (this.initialBookmark) {
        this.pdfLinkService.setHash(this.initialBookmark);
        this.pdfHistory.push({ hash: this.initialBookmark }, true);
        this.initialBookmark = null;
      } else if (storedHash) {
        this.pdfLinkService.setHash(storedHash);
      } else if (scale) {
        this.pdfViewer.currentScaleValue = scale;
        this.page = 1;
      }
      this.toolbar.setPageNumber(this.pdfViewer.currentPageNumber, this.pdfViewer.currentPageLabel);
      this.secondaryToolbar.setPageNumber(this.pdfViewer.currentPageNumber);
      if (!this.pdfViewer.currentScaleValue) {
        this.pdfViewer.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
      }
    },
    cleanup: function cleanup() {
      if (!this.pdfDocument) {
        return;
      }
      this.pdfViewer.cleanup();
      this.pdfThumbnailViewer.cleanup();
      if (this.pdfViewer.renderer !== _ui_utils.RendererType.SVG) {
        this.pdfDocument.cleanup();
      }
    },
    forceRendering: function forceRendering() {
      this.pdfRenderingQueue.printing = this.printing;
      this.pdfRenderingQueue.isThumbnailViewEnabled = this.pdfSidebar.isThumbnailViewVisible;
      this.pdfRenderingQueue.renderHighestPriority();
    },
    beforePrint: function beforePrint() {
      var _this7 = this;
  
      if (this.printService) {
        return;
      }
      if (!this.supportsPrinting) {
        this.l10n.get('printing_not_supported', null, 'Warning: Printing is not fully supported by ' + 'this browser.').then(function (printMessage) {
          _this7.error(printMessage);
        });
        return;
      }
      if (!this.pdfViewer.pageViewsReady) {
        this.l10n.get('printing_not_ready', null, 'Warning: The PDF is not fully loaded for printing.').then(function (notReadyMessage) {
          window.alert(notReadyMessage);
        });
        return;
      }
      var pagesOverview = this.pdfViewer.getPagesOverview();
      var printContainer = this.appConfig.printContainer;
      var printService = PDFPrintServiceFactory.instance.createPrintService(this.pdfDocument, pagesOverview, printContainer, this.l10n);
      this.printService = printService;
      this.forceRendering();
      printService.layout();
    },
  
    afterPrint: function pdfViewSetupAfterPrint() {
      if (this.printService) {
        this.printService.destroy();
        this.printService = null;
      }
      this.forceRendering();
    },
    rotatePages: function rotatePages(delta) {
      if (!this.pdfDocument) {
        return;
      }
      var pdfViewer = this.pdfViewer,
          pdfThumbnailViewer = this.pdfThumbnailViewer;
  
      var pageNumber = pdfViewer.currentPageNumber;
      var newRotation = (pdfViewer.pagesRotation + 360 + delta) % 360;
      pdfViewer.pagesRotation = newRotation;
      pdfThumbnailViewer.pagesRotation = newRotation;
      this.forceRendering();
      pdfViewer.currentPageNumber = pageNumber;
    },
    requestPresentationMode: function requestPresentationMode() {
      if (!this.pdfPresentationMode) {
        return;
      }
      this.pdfPresentationMode.request();
    },
    bindEvents: function bindEvents() {
      var eventBus = this.eventBus,
          _boundEvents = this._boundEvents;
  
      _boundEvents.beforePrint = this.beforePrint.bind(this);
      _boundEvents.afterPrint = this.afterPrint.bind(this);
      eventBus.on('resize', webViewerResize);
      eventBus.on('hashchange', webViewerHashchange);
      eventBus.on('beforeprint', _boundEvents.beforePrint);
      eventBus.on('afterprint', _boundEvents.afterPrint);
      eventBus.on('pagerendered', webViewerPageRendered);
      eventBus.on('textlayerrendered', webViewerTextLayerRendered);
      eventBus.on('updateviewarea', webViewerUpdateViewarea);
      eventBus.on('pagechanging', webViewerPageChanging);
      eventBus.on('scalechanging', webViewerScaleChanging);
      eventBus.on('sidebarviewchanged', webViewerSidebarViewChanged);
      eventBus.on('pagemode', webViewerPageMode);
      eventBus.on('namedaction', webViewerNamedAction);
      eventBus.on('presentationmodechanged', webViewerPresentationModeChanged);
      eventBus.on('presentationmode', webViewerPresentationMode);
      eventBus.on('openfile', webViewerOpenFile);
      eventBus.on('print', webViewerPrint);
      eventBus.on('download', webViewerDownload);
      eventBus.on('firstpage', webViewerFirstPage);
      eventBus.on('lastpage', webViewerLastPage);
      eventBus.on('nextpage', webViewerNextPage);
      eventBus.on('previouspage', webViewerPreviousPage);
      eventBus.on('zoomin', webViewerZoomIn);
      eventBus.on('zoomout', webViewerZoomOut);
      eventBus.on('pagenumberchanged', webViewerPageNumberChanged);
      eventBus.on('scalechanged', webViewerScaleChanged);
      eventBus.on('rotatecw', webViewerRotateCw);
      eventBus.on('rotateccw', webViewerRotateCcw);
      eventBus.on('documentproperties', webViewerDocumentProperties);
      eventBus.on('find', webViewerFind);
      eventBus.on('findfromurlhash', webViewerFindFromUrlHash);
      eventBus.on('fileinputchange', webViewerFileInputChange);
    },
    bindWindowEvents: function bindWindowEvents() {
      var eventBus = this.eventBus,
          _boundEvents = this._boundEvents;
  
      _boundEvents.windowResize = function () {
        eventBus.dispatch('resize');
      };
      _boundEvents.windowHashChange = function () {
        eventBus.dispatch('hashchange', { hash: document.location.hash.substring(1) });
      };
      _boundEvents.windowBeforePrint = function () {
        eventBus.dispatch('beforeprint');
      };
      _boundEvents.windowAfterPrint = function () {
        eventBus.dispatch('afterprint');
      };
      window.addEventListener('wheel', webViewerWheel);
      window.addEventListener('click', webViewerClick);
      window.addEventListener('keydown', webViewerKeyDown);
      window.addEventListener('resize', _boundEvents.windowResize);
      window.addEventListener('hashchange', _boundEvents.windowHashChange);
      window.addEventListener('beforeprint', _boundEvents.windowBeforePrint);
      window.addEventListener('afterprint', _boundEvents.windowAfterPrint);
      _boundEvents.windowChange = function (evt) {
        var files = evt.target.files;
        if (!files || files.length === 0) {
          return;
        }
        eventBus.dispatch('fileinputchange', { fileInput: evt.target });
      };
      window.addEventListener('change', _boundEvents.windowChange);
    },
    unbindEvents: function unbindEvents() {
      var eventBus = this.eventBus,
          _boundEvents = this._boundEvents;
  
      eventBus.off('resize', webViewerResize);
      eventBus.off('hashchange', webViewerHashchange);
      eventBus.off('beforeprint', _boundEvents.beforePrint);
      eventBus.off('afterprint', _boundEvents.afterPrint);
      eventBus.off('pagerendered', webViewerPageRendered);
      eventBus.off('textlayerrendered', webViewerTextLayerRendered);
      eventBus.off('updateviewarea', webViewerUpdateViewarea);
      eventBus.off('pagechanging', webViewerPageChanging);
      eventBus.off('scalechanging', webViewerScaleChanging);
      eventBus.off('sidebarviewchanged', webViewerSidebarViewChanged);
      eventBus.off('pagemode', webViewerPageMode);
      eventBus.off('namedaction', webViewerNamedAction);
      eventBus.off('presentationmodechanged', webViewerPresentationModeChanged);
      eventBus.off('presentationmode', webViewerPresentationMode);
      eventBus.off('openfile', webViewerOpenFile);
      eventBus.off('print', webViewerPrint);
      eventBus.off('download', webViewerDownload);
      eventBus.off('firstpage', webViewerFirstPage);
      eventBus.off('lastpage', webViewerLastPage);
      eventBus.off('nextpage', webViewerNextPage);
      eventBus.off('previouspage', webViewerPreviousPage);
      eventBus.off('zoomin', webViewerZoomIn);
      eventBus.off('zoomout', webViewerZoomOut);
      eventBus.off('pagenumberchanged', webViewerPageNumberChanged);
      eventBus.off('scalechanged', webViewerScaleChanged);
      eventBus.off('rotatecw', webViewerRotateCw);
      eventBus.off('rotateccw', webViewerRotateCcw);
      eventBus.off('documentproperties', webViewerDocumentProperties);
      eventBus.off('find', webViewerFind);
      eventBus.off('findfromurlhash', webViewerFindFromUrlHash);
      eventBus.off('fileinputchange', webViewerFileInputChange);
      _boundEvents.beforePrint = null;
      _boundEvents.afterPrint = null;
    },
    unbindWindowEvents: function unbindWindowEvents() {
      var _boundEvents = this._boundEvents;
  
      window.removeEventListener('wheel', webViewerWheel);
      window.removeEventListener('click', webViewerClick);
      window.removeEventListener('keydown', webViewerKeyDown);
      window.removeEventListener('resize', _boundEvents.windowResize);
      window.removeEventListener('hashchange', _boundEvents.windowHashChange);
      window.removeEventListener('beforeprint', _boundEvents.windowBeforePrint);
      window.removeEventListener('afterprint', _boundEvents.windowAfterPrint);
      window.removeEventListener('change', _boundEvents.windowChange);
      _boundEvents.windowChange = null;
      _boundEvents.windowResize = null;
      _boundEvents.windowHashChange = null;
      _boundEvents.windowBeforePrint = null;
      _boundEvents.windowAfterPrint = null;
    }
  };
  var validateFileURL = void 0;
  {
    var HOSTED_VIEWER_ORIGINS = ['null', 'http://mozilla.github.io', 'https://mozilla.github.io'];
    validateFileURL = function validateFileURL(file) {
      if (file === undefined) {
        return;
      }
      try {
        var viewerOrigin = new URL(window.location.href).origin || 'null';
        if (HOSTED_VIEWER_ORIGINS.indexOf(viewerOrigin) >= 0) {
          return;
        }
        var fileOrigin = new URL(file, window.location.href).origin;
        if (fileOrigin !== viewerOrigin) {
          // throw new Error('file origin does not match viewer\'s');
        }
      } catch (ex) {
        var message = ex && ex.message;
        PDFViewerApplication.l10n.get('loading_error', null, 'An error occurred while loading the PDF.').then(function (loadingErrorMessage) {
          PDFViewerApplication.error(loadingErrorMessage, { message: message });
        });
        throw ex;
      }
    };
  }
  function loadAndEnablePDFBug(enabledTabs) {
    return new Promise(function (resolve, reject) {
      var appConfig = PDFViewerApplication.appConfig;
      var script = document.createElement('script');
      script.src = appConfig.debuggerScriptPath;
      script.onload = function () {
        PDFBug.enable(enabledTabs);
        PDFBug.init({
          PDFJS: _pdfjsLib.PDFJS,
          OPS: _pdfjsLib.OPS
        }, appConfig.mainContainer);
        resolve();
      };
      script.onerror = function () {
        reject(new Error('Cannot load debugger at ' + script.src));
      };
      (document.getElementsByTagName('head')[0] || document.body).appendChild(script);
    });
  }
  function webViewerInitialized() {
    var appConfig = PDFViewerApplication.appConfig;
    var file = void 0;
    var queryString = document.location.search.substring(1);
    var params = (0, _ui_utils.parseQueryString)(queryString);
    file = 'file' in params ? params.file : appConfig.defaultUrl;
    validateFileURL(file);
    var waitForBeforeOpening = [];
    var fileInput = document.createElement('input');
    fileInput.id = appConfig.openFileInputName;
    fileInput.className = 'fileInput';
    fileInput.setAttribute('type', 'file');
    fileInput.oncontextmenu = _ui_utils.noContextMenuHandler;
    document.body.appendChild(fileInput);
    if (!window.File || !window.FileReader || !window.FileList || !window.Blob) {
      appConfig.toolbar.openFile.setAttribute('hidden', 'true');
      appConfig.secondaryToolbar.openFileButton.setAttribute('hidden', 'true');
    } else {
      fileInput.value = null;
    }
    if (PDFViewerApplication.viewerPrefs['pdfBugEnabled']) {
      var hash = document.location.hash.substring(1);
      var hashParams = (0, _ui_utils.parseQueryString)(hash);
      if ('disableworker' in hashParams) {
        _pdfjsLib.PDFJS.disableWorker = hashParams['disableworker'] === 'true';
      }
      if ('disablerange' in hashParams) {
        _pdfjsLib.PDFJS.disableRange = hashParams['disablerange'] === 'true';
      }
      if ('disablestream' in hashParams) {
        _pdfjsLib.PDFJS.disableStream = hashParams['disablestream'] === 'true';
      }
      if ('disableautofetch' in hashParams) {
        _pdfjsLib.PDFJS.disableAutoFetch = hashParams['disableautofetch'] === 'true';
      }
      if ('disablefontface' in hashParams) {
        _pdfjsLib.PDFJS.disableFontFace = hashParams['disablefontface'] === 'true';
      }
      if ('disablehistory' in hashParams) {
        _pdfjsLib.PDFJS.disableHistory = hashParams['disablehistory'] === 'true';
      }
      if ('webgl' in hashParams) {
        _pdfjsLib.PDFJS.disableWebGL = hashParams['webgl'] !== 'true';
      }
      if ('useonlycsszoom' in hashParams) {
        _pdfjsLib.PDFJS.useOnlyCssZoom = hashParams['useonlycsszoom'] === 'true';
      }
      if ('verbosity' in hashParams) {
        _pdfjsLib.PDFJS.verbosity = hashParams['verbosity'] | 0;
      }
      if ('ignorecurrentpositiononzoom' in hashParams) {
        _pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom = hashParams['ignorecurrentpositiononzoom'] === 'true';
      }
      if ('textlayer' in hashParams) {
        switch (hashParams['textlayer']) {
          case 'off':
            _pdfjsLib.PDFJS.disableTextLayer = true;
            break;
          case 'visible':
          case 'shadow':
          case 'hover':
            var viewer = appConfig.viewerContainer;
            viewer.classList.add('textLayer-' + hashParams['textlayer']);
            break;
        }
      }
      if ('pdfbug' in hashParams) {
        _pdfjsLib.PDFJS.pdfBug = true;
        var pdfBug = hashParams['pdfbug'];
        var enabled = pdfBug.split(',');
        waitForBeforeOpening.push(loadAndEnablePDFBug(enabled));
      }
    }
    if (!PDFViewerApplication.supportsPrinting) {
      appConfig.toolbar.print.classList.add('hidden');
      appConfig.secondaryToolbar.printButton.classList.add('hidden');
    }
    if (!PDFViewerApplication.supportsFullscreen) {
      appConfig.toolbar.presentationModeButton.classList.add('hidden');
      appConfig.secondaryToolbar.presentationModeButton.classList.add('hidden');
    }
    if (PDFViewerApplication.supportsIntegratedFind) {
      appConfig.toolbar.viewFind.classList.add('hidden');
    }
    appConfig.sidebar.mainContainer.addEventListener('transitionend', function (evt) {
      if (evt.target === this) {
        PDFViewerApplication.eventBus.dispatch('resize');
      }
    }, true);
    appConfig.sidebar.toggleButton.addEventListener('click', function () {
      PDFViewerApplication.pdfSidebar.toggle();
    });
    Promise.all(waitForBeforeOpening).then(function () {
      webViewerOpenFileViaURL(file);
    }).catch(function (reason) {
      PDFViewerApplication.l10n.get('loading_error', null, 'An error occurred while opening.').then(function (msg) {
        PDFViewerApplication.error(msg, reason);
      });
    });
  }
  var webViewerOpenFileViaURL = void 0;
  {
    webViewerOpenFileViaURL = function webViewerOpenFileViaURL(file) {
      if (file && file.lastIndexOf('file:', 0) === 0) {
        PDFViewerApplication.setTitleUsingUrl(file);
        var xhr = new XMLHttpRequest();
        xhr.onload = function () {
          PDFViewerApplication.open(new Uint8Array(xhr.response));
        };
        try {
          xhr.open('GET', file);
          xhr.responseType = 'arraybuffer';
          xhr.send();
        } catch (ex) {
          PDFViewerApplication.l10n.get('loading_error', null, 'An error occurred while loading the PDF.').then(function (msg) {
            PDFViewerApplication.error(msg, ex);
          });
        }
        return;
      }
      if (file) {
        PDFViewerApplication.open(file);
      }
    };
  }
  function webViewerPageRendered(evt) {
    var pageNumber = evt.pageNumber;
    var pageIndex = pageNumber - 1;
    var pageView = PDFViewerApplication.pdfViewer.getPageView(pageIndex);
    if (pageNumber === PDFViewerApplication.page) {
      PDFViewerApplication.toolbar.updateLoadingIndicatorState(false);
    }
    if (!pageView) {
      return;
    }
    if (PDFViewerApplication.pdfSidebar.isThumbnailViewVisible) {
      var thumbnailView = PDFViewerApplication.pdfThumbnailViewer.getThumbnail(pageIndex);
      thumbnailView.setImage(pageView);
    }
    if (_pdfjsLib.PDFJS.pdfBug && Stats.enabled && pageView.stats) {
      Stats.add(pageNumber, pageView.stats);
    }
    if (pageView.error) {
      PDFViewerApplication.l10n.get('rendering_error', null, 'An error occurred while rendering the page.').then(function (msg) {
        PDFViewerApplication.error(msg, pageView.error);
      });
    }
  }
  function webViewerTextLayerRendered(evt) {}
  function webViewerPageMode(evt) {
    var mode = evt.mode,
        view = void 0;
    switch (mode) {
      case 'thumbs':
        view = _pdf_sidebar.SidebarView.THUMBS;
        break;
      case 'bookmarks':
      case 'outline':
        view = _pdf_sidebar.SidebarView.OUTLINE;
        break;
      case 'attachments':
        view = _pdf_sidebar.SidebarView.ATTACHMENTS;
        break;
      case 'none':
        view = _pdf_sidebar.SidebarView.NONE;
        break;
      default:
        console.error('Invalid "pagemode" hash parameter: ' + mode);
        return;
    }
    PDFViewerApplication.pdfSidebar.switchView(view, true);
  }
  function webViewerNamedAction(evt) {
    var action = evt.action;
    switch (action) {
      case 'GoToPage':
        PDFViewerApplication.appConfig.toolbar.pageNumber.select();
        break;
      case 'Find':
        if (!PDFViewerApplication.supportsIntegratedFind) {
          PDFViewerApplication.findBar.toggle();
        }
        break;
    }
  }
  function webViewerPresentationModeChanged(evt) {
    var active = evt.active,
        switchInProgress = evt.switchInProgress;
  
    PDFViewerApplication.pdfViewer.presentationModeState = switchInProgress ? _pdf_viewer.PresentationModeState.CHANGING : active ? _pdf_viewer.PresentationModeState.FULLSCREEN : _pdf_viewer.PresentationModeState.NORMAL;
  }
  function webViewerSidebarViewChanged(evt) {
    PDFViewerApplication.pdfRenderingQueue.isThumbnailViewEnabled = PDFViewerApplication.pdfSidebar.isThumbnailViewVisible;
    var store = PDFViewerApplication.store;
    if (store && PDFViewerApplication.isInitialViewSet) {
      store.set('sidebarView', evt.view).catch(function () {});
    }
  }
  function webViewerUpdateViewarea(evt) {
    var location = evt.location,
        store = PDFViewerApplication.store;
    if (store && PDFViewerApplication.isInitialViewSet) {
      store.setMultiple({
        'exists': true,
        'page': location.pageNumber,
        'zoom': location.scale,
        'scrollLeft': location.left,
        'scrollTop': location.top
      }).catch(function () {});
    }
    var href = PDFViewerApplication.pdfLinkService.getAnchorUrl(location.pdfOpenParams);
    PDFViewerApplication.appConfig.toolbar.viewBookmark.href = href;
    PDFViewerApplication.appConfig.secondaryToolbar.viewBookmarkButton.href = href;
    PDFViewerApplication.pdfHistory.updateCurrentBookmark(location.pdfOpenParams, location.pageNumber);
    var currentPage = PDFViewerApplication.pdfViewer.getPageView(PDFViewerApplication.page - 1);
    var loading = currentPage.renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED;
    PDFViewerApplication.toolbar.updateLoadingIndicatorState(loading);
  }
  function webViewerResize() {
    var pdfDocument = PDFViewerApplication.pdfDocument,
        pdfViewer = PDFViewerApplication.pdfViewer;
  
    if (!pdfDocument) {
      return;
    }
    var currentScaleValue = pdfViewer.currentScaleValue;
    if (currentScaleValue === 'auto' || currentScaleValue === 'page-fit' || currentScaleValue === 'page-width') {
      pdfViewer.currentScaleValue = currentScaleValue;
    }
    pdfViewer.update();
  }
  function webViewerHashchange(evt) {
    if (PDFViewerApplication.pdfHistory.isHashChangeUnlocked) {
      var hash = evt.hash;
      if (!hash) {
        return;
      }
      if (!PDFViewerApplication.isInitialViewSet) {
        PDFViewerApplication.initialBookmark = hash;
      } else {
        PDFViewerApplication.pdfLinkService.setHash(hash);
      }
    }
  }
  var webViewerFileInputChange = void 0;
  {
    webViewerFileInputChange = function webViewerFileInputChange(evt) {
      var file = evt.fileInput.files[0];
      if (!_pdfjsLib.PDFJS.disableCreateObjectURL && URL.createObjectURL) {
        PDFViewerApplication.open(URL.createObjectURL(file));
      } else {
        var fileReader = new FileReader();
        fileReader.onload = function webViewerChangeFileReaderOnload(evt) {
          var buffer = evt.target.result;
          PDFViewerApplication.open(new Uint8Array(buffer));
        };
        fileReader.readAsArrayBuffer(file);
      }
      PDFViewerApplication.setTitleUsingUrl(file.name);
      var appConfig = PDFViewerApplication.appConfig;
      appConfig.toolbar.viewBookmark.setAttribute('hidden', 'true');
      appConfig.secondaryToolbar.viewBookmarkButton.setAttribute('hidden', 'true');
      appConfig.toolbar.download.setAttribute('hidden', 'true');
      appConfig.secondaryToolbar.downloadButton.setAttribute('hidden', 'true');
    };
  }
  function webViewerPresentationMode() {
    PDFViewerApplication.requestPresentationMode();
  }
  function webViewerOpenFile() {
    var openFileInputName = PDFViewerApplication.appConfig.openFileInputName;
    document.getElementById(openFileInputName).click();
  }
  function webViewerPrint() {
    window.print();
  }
  function webViewerDownload() {
    PDFViewerApplication.download();
  }
  function webViewerFirstPage() {
    if (PDFViewerApplication.pdfDocument) {
      PDFViewerApplication.page = 1;
    }
  }
  function webViewerLastPage() {
    if (PDFViewerApplication.pdfDocument) {
      PDFViewerApplication.page = PDFViewerApplication.pagesCount;
    }
  }
  function webViewerNextPage() {
    PDFViewerApplication.page++;
  }
  function webViewerPreviousPage() {
    PDFViewerApplication.page--;
  }
  function webViewerZoomIn() {
    PDFViewerApplication.zoomIn();
  }
  function webViewerZoomOut() {
    PDFViewerApplication.zoomOut();
  }
  function webViewerPageNumberChanged(evt) {
    var pdfViewer = PDFViewerApplication.pdfViewer;
    pdfViewer.currentPageLabel = evt.value;
    if (evt.value !== pdfViewer.currentPageNumber.toString() && evt.value !== pdfViewer.currentPageLabel) {
      PDFViewerApplication.toolbar.setPageNumber(pdfViewer.currentPageNumber, pdfViewer.currentPageLabel);
    }
  }
  function webViewerScaleChanged(evt) {
    PDFViewerApplication.pdfViewer.currentScaleValue = evt.value;
  }
  function webViewerRotateCw() {
    PDFViewerApplication.rotatePages(90);
  }
  function webViewerRotateCcw() {
    PDFViewerApplication.rotatePages(-90);
  }
  function webViewerDocumentProperties() {
    PDFViewerApplication.pdfDocumentProperties.open();
  }
  function webViewerFind(evt) {
    PDFViewerApplication.findController.executeCommand('find' + evt.type, {
      query: evt.query,
      phraseSearch: evt.phraseSearch,
      caseSensitive: evt.caseSensitive,
      highlightAll: evt.highlightAll,
      findPrevious: evt.findPrevious
    });
  }
  function webViewerFindFromUrlHash(evt) {
    PDFViewerApplication.findController.executeCommand('find', {
      query: evt.query,
      phraseSearch: evt.phraseSearch,
      caseSensitive: false,
      highlightAll: true,
      findPrevious: false
    });
  }
  function webViewerScaleChanging(evt) {
    PDFViewerApplication.toolbar.setPageScale(evt.presetValue, evt.scale);
    PDFViewerApplication.pdfViewer.update();
  }
  function webViewerPageChanging(evt) {
    var page = evt.pageNumber;
    PDFViewerApplication.toolbar.setPageNumber(page, evt.pageLabel || null);
    PDFViewerApplication.secondaryToolbar.setPageNumber(page);
    if (PDFViewerApplication.pdfSidebar.isThumbnailViewVisible) {
      PDFViewerApplication.pdfThumbnailViewer.scrollThumbnailIntoView(page);
    }
    if (_pdfjsLib.PDFJS.pdfBug && Stats.enabled) {
      var pageView = PDFViewerApplication.pdfViewer.getPageView(page - 1);
      if (pageView.stats) {
        Stats.add(page, pageView.stats);
      }
    }
  }
  var zoomDisabled = false,
      zoomDisabledTimeout = void 0;
  function webViewerWheel(evt) {
    var pdfViewer = PDFViewerApplication.pdfViewer;
    if (pdfViewer.isInPresentationMode) {
      return;
    }
    if (evt.ctrlKey || evt.metaKey) {
      var support = PDFViewerApplication.supportedMouseWheelZoomModifierKeys;
      if (evt.ctrlKey && !support.ctrlKey || evt.metaKey && !support.metaKey) {
        return;
      }
      evt.preventDefault();
      if (zoomDisabled) {
        return;
      }
      var previousScale = pdfViewer.currentScale;
      var delta = (0, _ui_utils.normalizeWheelEventDelta)(evt);
      var MOUSE_WHEEL_DELTA_PER_PAGE_SCALE = 3.0;
      var ticks = delta * MOUSE_WHEEL_DELTA_PER_PAGE_SCALE;
      if (ticks < 0) {
        PDFViewerApplication.zoomOut(-ticks);
      } else {
        PDFViewerApplication.zoomIn(ticks);
      }
      var currentScale = pdfViewer.currentScale;
      if (previousScale !== currentScale) {
        var scaleCorrectionFactor = currentScale / previousScale - 1;
        var rect = pdfViewer.container.getBoundingClientRect();
        var dx = evt.clientX - rect.left;
        var dy = evt.clientY - rect.top;
        pdfViewer.container.scrollLeft += dx * scaleCorrectionFactor;
        pdfViewer.container.scrollTop += dy * scaleCorrectionFactor;
      }
    } else {
      zoomDisabled = true;
      clearTimeout(zoomDisabledTimeout);
      zoomDisabledTimeout = setTimeout(function () {
        zoomDisabled = false;
      }, 1000);
    }
  }
  function webViewerClick(evt) {
    if (!PDFViewerApplication.secondaryToolbar.isOpen) {
      return;
    }
    var appConfig = PDFViewerApplication.appConfig;
    if (PDFViewerApplication.pdfViewer.containsElement(evt.target) || appConfig.toolbar.container.contains(evt.target) && evt.target !== appConfig.secondaryToolbar.toggleButton) {
      PDFViewerApplication.secondaryToolbar.close();
    }
  }
  function webViewerKeyDown(evt) {
    if (PDFViewerApplication.overlayManager.active) {
      return;
    }
    var handled = false,
        ensureViewerFocused = false;
    var cmd = (evt.ctrlKey ? 1 : 0) | (evt.altKey ? 2 : 0) | (evt.shiftKey ? 4 : 0) | (evt.metaKey ? 8 : 0);
    var pdfViewer = PDFViewerApplication.pdfViewer;
    var isViewerInPresentationMode = pdfViewer && pdfViewer.isInPresentationMode;
    if (cmd === 1 || cmd === 8 || cmd === 5 || cmd === 12) {
      switch (evt.keyCode) {
        case 70:
          if (!PDFViewerApplication.supportsIntegratedFind) {
            PDFViewerApplication.findBar.open();
            handled = true;
          }
          break;
        case 71:
          if (!PDFViewerApplication.supportsIntegratedFind) {
            var findState = PDFViewerApplication.findController.state;
            if (findState) {
              PDFViewerApplication.findController.executeCommand('findagain', {
                query: findState.query,
                phraseSearch: findState.phraseSearch,
                caseSensitive: findState.caseSensitive,
                highlightAll: findState.highlightAll,
                findPrevious: cmd === 5 || cmd === 12
              });
            }
            handled = true;
          }
          break;
        case 61:
        case 107:
        case 187:
        case 171:
          if (!isViewerInPresentationMode) {
            PDFViewerApplication.zoomIn();
          }
          handled = true;
          break;
        case 173:
        case 109:
        case 189:
          if (!isViewerInPresentationMode) {
            PDFViewerApplication.zoomOut();
          }
          handled = true;
          break;
        case 48:
        case 96:
          if (!isViewerInPresentationMode) {
            setTimeout(function () {
              pdfViewer.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
            });
            handled = false;
          }
          break;
        case 38:
          if (isViewerInPresentationMode || PDFViewerApplication.page > 1) {
            PDFViewerApplication.page = 1;
            handled = true;
            ensureViewerFocused = true;
          }
          break;
        case 40:
          if (isViewerInPresentationMode || PDFViewerApplication.page < PDFViewerApplication.pagesCount) {
            PDFViewerApplication.page = PDFViewerApplication.pagesCount;
            handled = true;
            ensureViewerFocused = true;
          }
          break;
      }
    }
    if (cmd === 1 || cmd === 8) {
      switch (evt.keyCode) {
        case 83:
          PDFViewerApplication.download();
          handled = true;
          break;
      }
    }
    if (cmd === 3 || cmd === 10) {
      switch (evt.keyCode) {
        case 80:
          PDFViewerApplication.requestPresentationMode();
          handled = true;
          break;
        case 71:
          PDFViewerApplication.appConfig.toolbar.pageNumber.select();
          handled = true;
          break;
      }
    }
    if (handled) {
      if (ensureViewerFocused && !isViewerInPresentationMode) {
        pdfViewer.focus();
      }
      evt.preventDefault();
      return;
    }
    var curElement = document.activeElement || document.querySelector(':focus');
    var curElementTagName = curElement && curElement.tagName.toUpperCase();
    if (curElementTagName === 'INPUT' || curElementTagName === 'TEXTAREA' || curElementTagName === 'SELECT') {
      if (evt.keyCode !== 27) {
        return;
      }
    }
    if (cmd === 0) {
      switch (evt.keyCode) {
        case 38:
        case 33:
        case 8:
          if (!isViewerInPresentationMode && pdfViewer.currentScaleValue !== 'page-fit') {
            break;
          }
        case 37:
          if (pdfViewer.isHorizontalScrollbarEnabled) {
            break;
          }
        case 75:
        case 80:
          if (PDFViewerApplication.page > 1) {
            PDFViewerApplication.page--;
          }
          handled = true;
          break;
        case 27:
          if (PDFViewerApplication.secondaryToolbar.isOpen) {
            PDFViewerApplication.secondaryToolbar.close();
            handled = true;
          }
          if (!PDFViewerApplication.supportsIntegratedFind && PDFViewerApplication.findBar.opened) {
            PDFViewerApplication.findBar.close();
            handled = true;
          }
          break;
        case 40:
        case 34:
        case 32:
          if (!isViewerInPresentationMode && pdfViewer.currentScaleValue !== 'page-fit') {
            break;
          }
        case 39:
          if (pdfViewer.isHorizontalScrollbarEnabled) {
            break;
          }
        case 74:
        case 78:
          if (PDFViewerApplication.page < PDFViewerApplication.pagesCount) {
            PDFViewerApplication.page++;
          }
          handled = true;
          break;
        case 36:
          if (isViewerInPresentationMode || PDFViewerApplication.page > 1) {
            PDFViewerApplication.page = 1;
            handled = true;
            ensureViewerFocused = true;
          }
          break;
        case 35:
          if (isViewerInPresentationMode || PDFViewerApplication.page < PDFViewerApplication.pagesCount) {
            PDFViewerApplication.page = PDFViewerApplication.pagesCount;
            handled = true;
            ensureViewerFocused = true;
          }
          break;
        case 83:
          PDFViewerApplication.pdfCursorTools.switchTool(_pdf_cursor_tools.CursorTool.SELECT);
          break;
        case 72:
          PDFViewerApplication.pdfCursorTools.switchTool(_pdf_cursor_tools.CursorTool.HAND);
          break;
        case 82:
          PDFViewerApplication.rotatePages(90);
          break;
      }
    }
    if (cmd === 4) {
      switch (evt.keyCode) {
        case 32:
          if (!isViewerInPresentationMode && pdfViewer.currentScaleValue !== 'page-fit') {
            break;
          }
          if (PDFViewerApplication.page > 1) {
            PDFViewerApplication.page--;
          }
          handled = true;
          break;
        case 82:
          PDFViewerApplication.rotatePages(-90);
          break;
      }
    }
    if (!handled && !isViewerInPresentationMode) {
      if (evt.keyCode >= 33 && evt.keyCode <= 40 || evt.keyCode === 32 && curElementTagName !== 'BUTTON') {
        ensureViewerFocused = true;
      }
    }
    if (cmd === 2) {
      switch (evt.keyCode) {
        case 37:
          if (isViewerInPresentationMode) {
            PDFViewerApplication.pdfHistory.back();
            handled = true;
          }
          break;
        case 39:
          if (isViewerInPresentationMode) {
            PDFViewerApplication.pdfHistory.forward();
            handled = true;
          }
          break;
      }
    }
    if (ensureViewerFocused && !pdfViewer.containsElement(curElement)) {
      pdfViewer.focus();
    }
    if (handled) {
      evt.preventDefault();
    }
  }
  function apiPageModeToSidebarView(mode) {
    switch (mode) {
      case 'UseNone':
        return _pdf_sidebar.SidebarView.NONE;
      case 'UseThumbs':
        return _pdf_sidebar.SidebarView.THUMBS;
      case 'UseOutlines':
        return _pdf_sidebar.SidebarView.OUTLINE;
      case 'UseAttachments':
        return _pdf_sidebar.SidebarView.ATTACHMENTS;
      case 'UseOC':
    }
    return _pdf_sidebar.SidebarView.NONE;
  }
  var PDFPrintServiceFactory = {
    instance: {
      supportsPrinting: false,
      createPrintService: function createPrintService() {
        throw new Error('Not implemented: createPrintService');
      }
    }
  };
  exports.PDFViewerApplication = PDFViewerApplication;
  exports.DefaultExternalServices = DefaultExternalServices;
  exports.PDFPrintServiceFactory = PDFPrintServiceFactory;
  
  /***/ }),
  /* 5 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.SimpleLinkService = exports.PDFLinkService = undefined;
  
  var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _dom_events = __webpack_require__(2);
  
  var _ui_utils = __webpack_require__(0);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var PDFLinkService = function () {
    function PDFLinkService() {
      var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
          eventBus = _ref.eventBus;
  
      _classCallCheck(this, PDFLinkService);
  
      this.eventBus = eventBus || (0, _dom_events.getGlobalEventBus)();
      this.baseUrl = null;
      this.pdfDocument = null;
      this.pdfViewer = null;
      this.pdfHistory = null;
      this._pagesRefCache = null;
    }
  
    _createClass(PDFLinkService, [{
      key: 'setDocument',
      value: function setDocument(pdfDocument, baseUrl) {
        this.baseUrl = baseUrl;
        this.pdfDocument = pdfDocument;
        this._pagesRefCache = Object.create(null);
      }
    }, {
      key: 'setViewer',
      value: function setViewer(pdfViewer) {
        this.pdfViewer = pdfViewer;
      }
    }, {
      key: 'setHistory',
      value: function setHistory(pdfHistory) {
        this.pdfHistory = pdfHistory;
      }
    }, {
      key: 'navigateTo',
      value: function navigateTo(dest) {
        var _this = this;
  
        var goToDestination = function goToDestination(_ref2) {
          var namedDest = _ref2.namedDest,
              explicitDest = _ref2.explicitDest;
  
          var destRef = explicitDest[0],
              pageNumber = void 0;
          if (destRef instanceof Object) {
            pageNumber = _this._cachedPageNumber(destRef);
            if (pageNumber === null) {
              _this.pdfDocument.getPageIndex(destRef).then(function (pageIndex) {
                _this.cachePageRef(pageIndex + 1, destRef);
                goToDestination({
                  namedDest: namedDest,
                  explicitDest: explicitDest
                });
              }).catch(function () {
                console.error('PDFLinkService.navigateTo: "' + destRef + '" is not ' + ('a valid page reference, for dest="' + dest + '".'));
              });
              return;
            }
          } else if ((destRef | 0) === destRef) {
            pageNumber = destRef + 1;
          } else {
            console.error('PDFLinkService.navigateTo: "' + destRef + '" is not ' + ('a valid destination reference, for dest="' + dest + '".'));
            return;
          }
          if (!pageNumber || pageNumber < 1 || pageNumber > _this.pagesCount) {
            console.error('PDFLinkService.navigateTo: "' + pageNumber + '" is not ' + ('a valid page number, for dest="' + dest + '".'));
            return;
          }
          _this.pdfViewer.scrollPageIntoView({
            pageNumber: pageNumber,
            destArray: explicitDest
          });
          if (_this.pdfHistory) {
            _this.pdfHistory.push({
              dest: explicitDest,
              hash: namedDest,
              page: pageNumber
            });
          }
        };
        new Promise(function (resolve, reject) {
          if (typeof dest === 'string') {
            _this.pdfDocument.getDestination(dest).then(function (destArray) {
              resolve({
                namedDest: dest,
                explicitDest: destArray
              });
            });
            return;
          }
          resolve({
            namedDest: '',
            explicitDest: dest
          });
        }).then(function (data) {
          if (!(data.explicitDest instanceof Array)) {
            console.error('PDFLinkService.navigateTo: "' + data.explicitDest + '" is' + (' not a valid destination array, for dest="' + dest + '".'));
            return;
          }
          goToDestination(data);
        });
      }
    }, {
      key: 'getDestinationHash',
      value: function getDestinationHash(dest) {
        if (typeof dest === 'string') {
          return this.getAnchorUrl('#' + escape(dest));
        }
        if (dest instanceof Array) {
          var str = JSON.stringify(dest);
          return this.getAnchorUrl('#' + escape(str));
        }
        return this.getAnchorUrl('');
      }
    }, {
      key: 'getAnchorUrl',
      value: function getAnchorUrl(anchor) {
        return (this.baseUrl || '') + anchor;
      }
    }, {
      key: 'setHash',
      value: function setHash(hash) {
        var pageNumber = void 0,
            dest = void 0;
        if (hash.indexOf('=') >= 0) {
          var params = (0, _ui_utils.parseQueryString)(hash);
          if ('search' in params) {
            this.eventBus.dispatch('findfromurlhash', {
              source: this,
              query: params['search'].replace(/"/g, ''),
              phraseSearch: params['phrase'] === 'true'
            });
          }
          if ('nameddest' in params) {
            if (this.pdfHistory) {
              this.pdfHistory.updateNextHashParam(params.nameddest);
            }
            this.navigateTo(params.nameddest);
            return;
          }
          if ('page' in params) {
            pageNumber = params.page | 0 || 1;
          }
          if ('zoom' in params) {
            var zoomArgs = params.zoom.split(',');
            var zoomArg = zoomArgs[0];
            var zoomArgNumber = parseFloat(zoomArg);
            if (zoomArg.indexOf('Fit') === -1) {
              dest = [null, { name: 'XYZ' }, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null, zoomArgs.length > 2 ? zoomArgs[2] | 0 : null, zoomArgNumber ? zoomArgNumber / 100 : zoomArg];
            } else {
              if (zoomArg === 'Fit' || zoomArg === 'FitB') {
                dest = [null, { name: zoomArg }];
              } else if (zoomArg === 'FitH' || zoomArg === 'FitBH' || zoomArg === 'FitV' || zoomArg === 'FitBV') {
                dest = [null, { name: zoomArg }, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null];
              } else if (zoomArg === 'FitR') {
                if (zoomArgs.length !== 5) {
                  console.error('PDFLinkService.setHash: Not enough parameters for "FitR".');
                } else {
                  dest = [null, { name: zoomArg }, zoomArgs[1] | 0, zoomArgs[2] | 0, zoomArgs[3] | 0, zoomArgs[4] | 0];
                }
              } else {
                console.error('PDFLinkService.setHash: "' + zoomArg + '" is not ' + 'a valid zoom value.');
              }
            }
          }
          if (dest) {
            this.pdfViewer.scrollPageIntoView({
              pageNumber: pageNumber || this.page,
              destArray: dest,
              allowNegativeOffset: true
            });
          } else if (pageNumber) {
            this.page = pageNumber;
          }
          if ('pagemode' in params) {
            this.eventBus.dispatch('pagemode', {
              source: this,
              mode: params.pagemode
            });
          }
        } else {
          if (/^\d+$/.test(hash) && hash <= this.pagesCount) {
            console.warn('PDFLinkService_setHash: specifying a page number ' + 'directly after the hash symbol (#) is deprecated, ' + ('please use the "#page=' + hash + '" form instead.'));
            this.page = hash | 0;
          }
          dest = unescape(hash);
          try {
            dest = JSON.parse(dest);
            if (!(dest instanceof Array)) {
              dest = dest.toString();
            }
          } catch (ex) {}
          if (typeof dest === 'string' || isValidExplicitDestination(dest)) {
            if (this.pdfHistory) {
              this.pdfHistory.updateNextHashParam(dest);
            }
            this.navigateTo(dest);
            return;
          }
          console.error('PDFLinkService.setHash: "' + unescape(hash) + '" is not ' + 'a valid destination.');
        }
      }
    }, {
      key: 'executeNamedAction',
      value: function executeNamedAction(action) {
        switch (action) {
          case 'GoBack':
            if (this.pdfHistory) {
              this.pdfHistory.back();
            }
            break;
          case 'GoForward':
            if (this.pdfHistory) {
              this.pdfHistory.forward();
            }
            break;
          case 'NextPage':
            if (this.page < this.pagesCount) {
              this.page++;
            }
            break;
          case 'PrevPage':
            if (this.page > 1) {
              this.page--;
            }
            break;
          case 'LastPage':
            this.page = this.pagesCount;
            break;
          case 'FirstPage':
            this.page = 1;
            break;
          default:
            break;
        }
        this.eventBus.dispatch('namedaction', {
          source: this,
          action: action
        });
      }
    }, {
      key: 'onFileAttachmentAnnotation',
      value: function onFileAttachmentAnnotation(_ref3) {
        var id = _ref3.id,
            filename = _ref3.filename,
            content = _ref3.content;
  
        this.eventBus.dispatch('fileattachmentannotation', {
          source: this,
          id: id,
          filename: filename,
          content: content
        });
      }
    }, {
      key: 'cachePageRef',
      value: function cachePageRef(pageNum, pageRef) {
        var refStr = pageRef.num + ' ' + pageRef.gen + ' R';
        this._pagesRefCache[refStr] = pageNum;
      }
    }, {
      key: '_cachedPageNumber',
      value: function _cachedPageNumber(pageRef) {
        var refStr = pageRef.num + ' ' + pageRef.gen + ' R';
        return this._pagesRefCache && this._pagesRefCache[refStr] || null;
      }
    }, {
      key: 'pagesCount',
      get: function get() {
        return this.pdfDocument ? this.pdfDocument.numPages : 0;
      }
    }, {
      key: 'page',
      get: function get() {
        return this.pdfViewer.currentPageNumber;
      },
      set: function set(value) {
        this.pdfViewer.currentPageNumber = value;
      }
    }]);
  
    return PDFLinkService;
  }();
  
  function isValidExplicitDestination(dest) {
    if (!(dest instanceof Array)) {
      return false;
    }
    var destLength = dest.length,
        allowNull = true;
    if (destLength < 2) {
      return false;
    }
    var page = dest[0];
    if (!((typeof page === 'undefined' ? 'undefined' : _typeof(page)) === 'object' && typeof page.num === 'number' && (page.num | 0) === page.num && typeof page.gen === 'number' && (page.gen | 0) === page.gen) && !(typeof page === 'number' && (page | 0) === page && page >= 0)) {
      return false;
    }
    var zoom = dest[1];
    if (!((typeof zoom === 'undefined' ? 'undefined' : _typeof(zoom)) === 'object' && typeof zoom.name === 'string')) {
      return false;
    }
    switch (zoom.name) {
      case 'XYZ':
        if (destLength !== 5) {
          return false;
        }
        break;
      case 'Fit':
      case 'FitB':
        return destLength === 2;
      case 'FitH':
      case 'FitBH':
      case 'FitV':
      case 'FitBV':
        if (destLength !== 3) {
          return false;
        }
        break;
      case 'FitR':
        if (destLength !== 6) {
          return false;
        }
        allowNull = false;
        break;
      default:
        return false;
    }
    for (var i = 2; i < destLength; i++) {
      var param = dest[i];
      if (!(typeof param === 'number' || allowNull && param === null)) {
        return false;
      }
    }
    return true;
  }
  
  var SimpleLinkService = function () {
    function SimpleLinkService() {
      _classCallCheck(this, SimpleLinkService);
    }
  
    _createClass(SimpleLinkService, [{
      key: 'navigateTo',
      value: function navigateTo(dest) {}
    }, {
      key: 'getDestinationHash',
      value: function getDestinationHash(dest) {
        return '#';
      }
    }, {
      key: 'getAnchorUrl',
      value: function getAnchorUrl(hash) {
        return '#';
      }
    }, {
      key: 'setHash',
      value: function setHash(hash) {}
    }, {
      key: 'executeNamedAction',
      value: function executeNamedAction(action) {}
    }, {
      key: 'onFileAttachmentAnnotation',
      value: function onFileAttachmentAnnotation(_ref4) {
        var id = _ref4.id,
            filename = _ref4.filename,
            content = _ref4.content;
      }
    }, {
      key: 'cachePageRef',
      value: function cachePageRef(pageNum, pageRef) {}
    }, {
      key: 'page',
      get: function get() {
        return 0;
      },
      set: function set(value) {}
    }]);
  
    return SimpleLinkService;
  }();
  
  exports.PDFLinkService = PDFLinkService;
  exports.SimpleLinkService = SimpleLinkService;
  
  /***/ }),
  /* 6 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFCursorTools = exports.CursorTool = undefined;
  
  var _slicedToArray = function () { function sliceIterator(arr, i) { 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"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _grab_to_pan = __webpack_require__(14);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var CursorTool = {
    SELECT: 0,
    HAND: 1,
    ZOOM: 2
  };
  
  var PDFCursorTools = function () {
    function PDFCursorTools(_ref) {
      var _this = this;
  
      var container = _ref.container,
          eventBus = _ref.eventBus,
          preferences = _ref.preferences;
  
      _classCallCheck(this, PDFCursorTools);
  
      this.container = container;
      this.eventBus = eventBus;
      this.active = CursorTool.SELECT;
      this.activeBeforePresentationMode = null;
      this.handTool = new _grab_to_pan.GrabToPan({ element: this.container });
      this._addEventListeners();
      Promise.all([preferences.get('cursorToolOnLoad'), preferences.get('enableHandToolOnLoad')]).then(function (_ref2) {
        var _ref3 = _slicedToArray(_ref2, 2),
            cursorToolPref = _ref3[0],
            handToolPref = _ref3[1];
  
        if (handToolPref === true) {
          preferences.set('enableHandToolOnLoad', false);
          if (cursorToolPref === CursorTool.SELECT) {
            cursorToolPref = CursorTool.HAND;
            preferences.set('cursorToolOnLoad', cursorToolPref).catch(function () {});
          }
        }
        _this.switchTool(cursorToolPref);
      }).catch(function () {});
    }
  
    _createClass(PDFCursorTools, [{
      key: 'switchTool',
      value: function switchTool(tool) {
        var _this2 = this;
  
        if (this.activeBeforePresentationMode !== null) {
          return;
        }
        if (tool === this.active) {
          return;
        }
        var disableActiveTool = function disableActiveTool() {
          switch (_this2.active) {
            case CursorTool.SELECT:
              break;
            case CursorTool.HAND:
              _this2.handTool.deactivate();
              break;
            case CursorTool.ZOOM:
          }
        };
        switch (tool) {
          case CursorTool.SELECT:
            disableActiveTool();
            break;
          case CursorTool.HAND:
            disableActiveTool();
            this.handTool.activate();
            break;
          case CursorTool.ZOOM:
          default:
            console.error('switchTool: "' + tool + '" is an unsupported value.');
            return;
        }
        this.active = tool;
        this._dispatchEvent();
      }
    }, {
      key: '_dispatchEvent',
      value: function _dispatchEvent() {
        this.eventBus.dispatch('cursortoolchanged', {
          source: this,
          tool: this.active
        });
      }
    }, {
      key: '_addEventListeners',
      value: function _addEventListeners() {
        var _this3 = this;
  
        this.eventBus.on('switchcursortool', function (evt) {
          _this3.switchTool(evt.tool);
        });
        this.eventBus.on('presentationmodechanged', function (evt) {
          if (evt.switchInProgress) {
            return;
          }
          var previouslyActive = void 0;
          if (evt.active) {
            previouslyActive = _this3.active;
            _this3.switchTool(CursorTool.SELECT);
            _this3.activeBeforePresentationMode = previouslyActive;
          } else {
            previouslyActive = _this3.activeBeforePresentationMode;
            _this3.activeBeforePresentationMode = null;
            _this3.switchTool(previouslyActive);
          }
        });
      }
    }, {
      key: 'activeTool',
      get: function get() {
        return this.active;
      }
    }]);
  
    return PDFCursorTools;
  }();
  
  exports.CursorTool = CursorTool;
  exports.PDFCursorTools = PDFCursorTools;
  
  /***/ }),
  /* 7 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFFindController = exports.FindState = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _pdfjsLib = __webpack_require__(1);
  
  var _ui_utils = __webpack_require__(0);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var FindState = {
    FOUND: 0,
    NOT_FOUND: 1,
    WRAPPED: 2,
    PENDING: 3
  };
  var FIND_SCROLL_OFFSET_TOP = -50;
  var FIND_SCROLL_OFFSET_LEFT = -400;
  var FIND_TIMEOUT = 250;
  var CHARACTERS_TO_NORMALIZE = {
    '\u2018': '\'',
    '\u2019': '\'',
    '\u201A': '\'',
    '\u201B': '\'',
    '\u201C': '"',
    '\u201D': '"',
    '\u201E': '"',
    '\u201F': '"',
    '\xBC': '1/4',
    '\xBD': '1/2',
    '\xBE': '3/4'
  };
  
  var PDFFindController = function () {
    function PDFFindController(_ref) {
      var pdfViewer = _ref.pdfViewer;
  
      _classCallCheck(this, PDFFindController);
  
      this.pdfViewer = pdfViewer;
      this.onUpdateResultsCount = null;
      this.onUpdateState = null;
      this.reset();
      var replace = Object.keys(CHARACTERS_TO_NORMALIZE).join('');
      this.normalizationRegex = new RegExp('[' + replace + ']', 'g');
    }
  
    _createClass(PDFFindController, [{
      key: 'reset',
      value: function reset() {
        var _this = this;
  
        this.startedTextExtraction = false;
        this.extractTextPromises = [];
        this.pendingFindMatches = Object.create(null);
        this.active = false;
        this.pageContents = [];
        this.pageMatches = [];
        this.pageMatchesLength = null;
        this.matchCount = 0;
        this.selected = {
          pageIdx: -1,
          matchIdx: -1
        };
        this.offset = {
          pageIdx: null,
          matchIdx: null
        };
        this.pagesToSearch = null;
        this.resumePageIdx = null;
        this.state = null;
        this.dirtyMatch = false;
        this.findTimeout = null;
        this._firstPagePromise = new Promise(function (resolve) {
          _this.resolveFirstPage = resolve;
        });
      }
    }, {
      key: 'normalize',
      value: function normalize(text) {
        return text.replace(this.normalizationRegex, function (ch) {
          return CHARACTERS_TO_NORMALIZE[ch];
        });
      }
    }, {
      key: '_prepareMatches',
      value: function _prepareMatches(matchesWithLength, matches, matchesLength) {
        function isSubTerm(matchesWithLength, currentIndex) {
          var currentElem = matchesWithLength[currentIndex];
          var nextElem = matchesWithLength[currentIndex + 1];
          if (currentIndex < matchesWithLength.length - 1 && currentElem.match === nextElem.match) {
            currentElem.skipped = true;
            return true;
          }
          for (var i = currentIndex - 1; i >= 0; i--) {
            var prevElem = matchesWithLength[i];
            if (prevElem.skipped) {
              continue;
            }
            if (prevElem.match + prevElem.matchLength < currentElem.match) {
              break;
            }
            if (prevElem.match + prevElem.matchLength >= currentElem.match + currentElem.matchLength) {
              currentElem.skipped = true;
              return true;
            }
          }
          return false;
        }
        matchesWithLength.sort(function (a, b) {
          return a.match === b.match ? a.matchLength - b.matchLength : a.match - b.match;
        });
        for (var i = 0, len = matchesWithLength.length; i < len; i++) {
          if (isSubTerm(matchesWithLength, i)) {
            continue;
          }
          matches.push(matchesWithLength[i].match);
          matchesLength.push(matchesWithLength[i].matchLength);
        }
      }
    }, {
      key: 'calcFindPhraseMatch',
      value: function calcFindPhraseMatch(query, pageIndex, pageContent) {
        var matches = [];
        var queryLen = query.length;
        var matchIdx = -queryLen;
        while (true) {
          matchIdx = pageContent.indexOf(query, matchIdx + queryLen);
          if (matchIdx === -1) {
            break;
          }
          matches.push(matchIdx);
        }
        this.pageMatches[pageIndex] = matches;
      }
    }, {
      key: 'calcFindWordMatch',
      value: function calcFindWordMatch(query, pageIndex, pageContent) {
        var matchesWithLength = [];
        var queryArray = query.match(/\S+/g);
        for (var i = 0, len = queryArray.length; i < len; i++) {
          var subquery = queryArray[i];
          var subqueryLen = subquery.length;
          var matchIdx = -subqueryLen;
          while (true) {
            matchIdx = pageContent.indexOf(subquery, matchIdx + subqueryLen);
            if (matchIdx === -1) {
              break;
            }
            matchesWithLength.push({
              match: matchIdx,
              matchLength: subqueryLen,
              skipped: false
            });
          }
        }
        if (!this.pageMatchesLength) {
          this.pageMatchesLength = [];
        }
        this.pageMatchesLength[pageIndex] = [];
        this.pageMatches[pageIndex] = [];
        this._prepareMatches(matchesWithLength, this.pageMatches[pageIndex], this.pageMatchesLength[pageIndex]);
      }
    }, {
      key: 'calcFindMatch',
      value: function calcFindMatch(pageIndex) {
        var pageContent = this.normalize(this.pageContents[pageIndex]);
        var query = this.normalize(this.state.query);
        var caseSensitive = this.state.caseSensitive;
        var phraseSearch = this.state.phraseSearch;
        var queryLen = query.length;
        if (queryLen === 0) {
          return;
        }
        if (!caseSensitive) {
          pageContent = pageContent.toLowerCase();
          query = query.toLowerCase();
        }
        if (phraseSearch) {
          this.calcFindPhraseMatch(query, pageIndex, pageContent);
        } else {
          this.calcFindWordMatch(query, pageIndex, pageContent);
        }
        this.updatePage(pageIndex);
        if (this.resumePageIdx === pageIndex) {
          this.resumePageIdx = null;
          this.nextPageMatch();
        }
        if (this.pageMatches[pageIndex].length > 0) {
          this.matchCount += this.pageMatches[pageIndex].length;
          this.updateUIResultsCount();
        }
      }
    }, {
      key: 'extractText',
      value: function extractText() {
        var _this2 = this;
  
        if (this.startedTextExtraction) {
          return;
        }
        this.startedTextExtraction = true;
        this.pageContents.length = 0;
        var promise = Promise.resolve();
  
        var _loop = function _loop(i, ii) {
          var extractTextCapability = (0, _pdfjsLib.createPromiseCapability)();
          _this2.extractTextPromises[i] = extractTextCapability.promise;
          promise = promise.then(function () {
            return _this2.pdfViewer.getPageTextContent(i).then(function (textContent) {
              var textItems = textContent.items;
              var strBuf = [];
              for (var j = 0, jj = textItems.length; j < jj; j++) {
                strBuf.push(textItems[j].str);
              }
              _this2.pageContents[i] = strBuf.join('');
              extractTextCapability.resolve(i);
            }, function (reason) {
              console.error('Unable to get page ' + (i + 1) + ' text content', reason);
              _this2.pageContents[i] = '';
              extractTextCapability.resolve(i);
            });
          });
        };
  
        for (var i = 0, ii = this.pdfViewer.pagesCount; i < ii; i++) {
          _loop(i, ii);
        }
      }
    }, {
      key: 'executeCommand',
      value: function executeCommand(cmd, state) {
        var _this3 = this;
  
        if (this.state === null || cmd !== 'findagain') {
          this.dirtyMatch = true;
        }
        this.state = state;
        this.updateUIState(FindState.PENDING);
        this._firstPagePromise.then(function () {
          _this3.extractText();
          clearTimeout(_this3.findTimeout);
          if (cmd === 'find') {
            _this3.findTimeout = setTimeout(_this3.nextMatch.bind(_this3), FIND_TIMEOUT);
          } else {
            _this3.nextMatch();
          }
        });
      }
    }, {
      key: 'updatePage',
      value: function updatePage(index) {
        if (this.selected.pageIdx === index) {
          this.pdfViewer.currentPageNumber = index + 1;
        }
        var page = this.pdfViewer.getPageView(index);
        if (page.textLayer) {
          page.textLayer.updateMatches();
        }
      }
    }, {
      key: 'nextMatch',
      value: function nextMatch() {
        var _this4 = this;
  
        var previous = this.state.findPrevious;
        var currentPageIndex = this.pdfViewer.currentPageNumber - 1;
        var numPages = this.pdfViewer.pagesCount;
        this.active = true;
        if (this.dirtyMatch) {
          this.dirtyMatch = false;
          this.selected.pageIdx = this.selected.matchIdx = -1;
          this.offset.pageIdx = currentPageIndex;
          this.offset.matchIdx = null;
          this.hadMatch = false;
          this.resumePageIdx = null;
          this.pageMatches = [];
          this.matchCount = 0;
          this.pageMatchesLength = null;
          for (var i = 0; i < numPages; i++) {
            this.updatePage(i);
            if (!(i in this.pendingFindMatches)) {
              this.pendingFindMatches[i] = true;
              this.extractTextPromises[i].then(function (pageIdx) {
                delete _this4.pendingFindMatches[pageIdx];
                _this4.calcFindMatch(pageIdx);
              });
            }
          }
        }
        if (this.state.query === '') {
          this.updateUIState(FindState.FOUND);
          return;
        }
        if (this.resumePageIdx) {
          return;
        }
        var offset = this.offset;
        this.pagesToSearch = numPages;
        if (offset.matchIdx !== null) {
          var numPageMatches = this.pageMatches[offset.pageIdx].length;
          if (!previous && offset.matchIdx + 1 < numPageMatches || previous && offset.matchIdx > 0) {
            this.hadMatch = true;
            offset.matchIdx = previous ? offset.matchIdx - 1 : offset.matchIdx + 1;
            this.updateMatch(true);
            return;
          }
          this.advanceOffsetPage(previous);
        }
        this.nextPageMatch();
      }
    }, {
      key: 'matchesReady',
      value: function matchesReady(matches) {
        var offset = this.offset;
        var numMatches = matches.length;
        var previous = this.state.findPrevious;
        if (numMatches) {
          this.hadMatch = true;
          offset.matchIdx = previous ? numMatches - 1 : 0;
          this.updateMatch(true);
          return true;
        }
        this.advanceOffsetPage(previous);
        if (offset.wrapped) {
          offset.matchIdx = null;
          if (this.pagesToSearch < 0) {
            this.updateMatch(false);
            return true;
          }
        }
        return false;
      }
    }, {
      key: 'updateMatchPosition',
      value: function updateMatchPosition(pageIndex, matchIndex, elements, beginIdx) {
        if (this.selected.matchIdx === matchIndex && this.selected.pageIdx === pageIndex) {
          var spot = {
            top: FIND_SCROLL_OFFSET_TOP,
            left: FIND_SCROLL_OFFSET_LEFT
          };
          (0, _ui_utils.scrollIntoView)(elements[beginIdx], spot, true);
        }
      }
    }, {
      key: 'nextPageMatch',
      value: function nextPageMatch() {
        if (this.resumePageIdx !== null) {
          console.error('There can only be one pending page.');
        }
        var matches = null;
        do {
          var pageIdx = this.offset.pageIdx;
          matches = this.pageMatches[pageIdx];
          if (!matches) {
            this.resumePageIdx = pageIdx;
            break;
          }
        } while (!this.matchesReady(matches));
      }
    }, {
      key: 'advanceOffsetPage',
      value: function advanceOffsetPage(previous) {
        var offset = this.offset;
        var numPages = this.extractTextPromises.length;
        offset.pageIdx = previous ? offset.pageIdx - 1 : offset.pageIdx + 1;
        offset.matchIdx = null;
        this.pagesToSearch--;
        if (offset.pageIdx >= numPages || offset.pageIdx < 0) {
          offset.pageIdx = previous ? numPages - 1 : 0;
          offset.wrapped = true;
        }
      }
    }, {
      key: 'updateMatch',
      value: function updateMatch() {
        var found = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
  
        var state = FindState.NOT_FOUND;
        var wrapped = this.offset.wrapped;
        this.offset.wrapped = false;
        if (found) {
          var previousPage = this.selected.pageIdx;
          this.selected.pageIdx = this.offset.pageIdx;
          this.selected.matchIdx = this.offset.matchIdx;
          state = wrapped ? FindState.WRAPPED : FindState.FOUND;
          if (previousPage !== -1 && previousPage !== this.selected.pageIdx) {
            this.updatePage(previousPage);
          }
        }
        this.updateUIState(state, this.state.findPrevious);
        if (this.selected.pageIdx !== -1) {
          this.updatePage(this.selected.pageIdx);
        }
      }
    }, {
      key: 'updateUIResultsCount',
      value: function updateUIResultsCount() {
        if (this.onUpdateResultsCount) {
          this.onUpdateResultsCount(this.matchCount);
        }
      }
    }, {
      key: 'updateUIState',
      value: function updateUIState(state, previous) {
        if (this.onUpdateState) {
          this.onUpdateState(state, previous, this.matchCount);
        }
      }
    }]);
  
    return PDFFindController;
  }();
  
  exports.FindState = FindState;
  exports.PDFFindController = PDFFindController;
  
  /***/ }),
  /* 8 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.GenericCom = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _app = __webpack_require__(4);
  
  var _preferences = __webpack_require__(28);
  
  var _download_manager = __webpack_require__(12);
  
  var _genericl10n = __webpack_require__(13);
  
  var _pdfjsLib = __webpack_require__(1);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
  
  function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
  
  ;
  var GenericCom = {};
  
  var GenericPreferences = function (_BasePreferences) {
    _inherits(GenericPreferences, _BasePreferences);
  
    function GenericPreferences() {
      _classCallCheck(this, GenericPreferences);
  
      return _possibleConstructorReturn(this, (GenericPreferences.__proto__ || Object.getPrototypeOf(GenericPreferences)).apply(this, arguments));
    }
  
    _createClass(GenericPreferences, [{
      key: '_writeToStorage',
      value: function _writeToStorage(prefObj) {
        return new Promise(function (resolve) {
          localStorage.setItem('pdfjs.preferences', JSON.stringify(prefObj));
          resolve();
        });
      }
    }, {
      key: '_readFromStorage',
      value: function _readFromStorage(prefObj) {
        return new Promise(function (resolve) {
          var readPrefs = JSON.parse(localStorage.getItem('pdfjs.preferences'));
          resolve(readPrefs);
        });
      }
    }]);
  
    return GenericPreferences;
  }(_preferences.BasePreferences);
  
  var GenericExternalServices = Object.create(_app.DefaultExternalServices);
  GenericExternalServices.createDownloadManager = function () {
    return new _download_manager.DownloadManager();
  };
  GenericExternalServices.createPreferences = function () {
    return new GenericPreferences();
  };
  GenericExternalServices.createL10n = function () {
    return new _genericl10n.GenericL10n(_pdfjsLib.PDFJS.locale);
  };
  _app.PDFViewerApplication.externalServices = GenericExternalServices;
  exports.GenericCom = GenericCom;
  
  /***/ }),
  /* 9 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFPrintService = undefined;
  
  var _ui_utils = __webpack_require__(0);
  
  var _app = __webpack_require__(4);
  
  var _pdfjsLib = __webpack_require__(1);
  
  var activeService = null;
  var overlayManager = null;
  function renderPage(activeServiceOnEntry, pdfDocument, pageNumber, size) {
    var scratchCanvas = activeService.scratchCanvas;
    var PRINT_RESOLUTION = 150;
    var PRINT_UNITS = PRINT_RESOLUTION / 72.0;
    scratchCanvas.width = Math.floor(size.width * PRINT_UNITS);
    scratchCanvas.height = Math.floor(size.height * PRINT_UNITS);
    var width = Math.floor(size.width * _ui_utils.CSS_UNITS) + 'px';
    var height = Math.floor(size.height * _ui_utils.CSS_UNITS) + 'px';
    var ctx = scratchCanvas.getContext('2d');
    ctx.save();
    ctx.fillStyle = 'rgb(255, 255, 255)';
    ctx.fillRect(0, 0, scratchCanvas.width, scratchCanvas.height);
    ctx.restore();
    return pdfDocument.getPage(pageNumber).then(function (pdfPage) {
      var renderContext = {
        canvasContext: ctx,
        transform: [PRINT_UNITS, 0, 0, PRINT_UNITS, 0, 0],
        viewport: pdfPage.getViewport(1, size.rotation),
        intent: 'print'
      };
      return pdfPage.render(renderContext).promise;
    }).then(function () {
      return {
        width: width,
        height: height
      };
    });
  }
  function PDFPrintService(pdfDocument, pagesOverview, printContainer, l10n) {
    this.pdfDocument = pdfDocument;
    this.pagesOverview = pagesOverview;
    this.printContainer = printContainer;
    this.l10n = l10n || _ui_utils.NullL10n;
    this.currentPage = -1;
    this.scratchCanvas = document.createElement('canvas');
  }
  PDFPrintService.prototype = {
    layout: function layout() {
      this.throwIfInactive();
      var body = document.querySelector('body');
      body.setAttribute('data-pdfjsprinting', true);
      var hasEqualPageSizes = this.pagesOverview.every(function (size) {
        return size.width === this.pagesOverview[0].width && size.height === this.pagesOverview[0].height;
      }, this);
      if (!hasEqualPageSizes) {
        console.warn('Not all pages have the same size. The printed ' + 'result may be incorrect!');
      }
      this.pageStyleSheet = document.createElement('style');
      var pageSize = this.pagesOverview[0];
      this.pageStyleSheet.textContent = '@supports ((size:A4) and (size:1pt 1pt)) {' + '@page { size: ' + pageSize.width + 'pt ' + pageSize.height + 'pt;}' + '}';
      body.appendChild(this.pageStyleSheet);
    },
    destroy: function destroy() {
      if (activeService !== this) {
        return;
      }
      this.printContainer.textContent = '';
      if (this.pageStyleSheet && this.pageStyleSheet.parentNode) {
        this.pageStyleSheet.parentNode.removeChild(this.pageStyleSheet);
        this.pageStyleSheet = null;
      }
      this.scratchCanvas.width = this.scratchCanvas.height = 0;
      this.scratchCanvas = null;
      activeService = null;
      ensureOverlay().then(function () {
        if (overlayManager.active !== 'printServiceOverlay') {
          return;
        }
        overlayManager.close('printServiceOverlay');
      });
    },
    renderPages: function renderPages() {
      var _this = this;
  
      var pageCount = this.pagesOverview.length;
      var renderNextPage = function renderNextPage(resolve, reject) {
        _this.throwIfInactive();
        if (++_this.currentPage >= pageCount) {
          renderProgress(pageCount, pageCount, _this.l10n);
          resolve();
          return;
        }
        var index = _this.currentPage;
        renderProgress(index, pageCount, _this.l10n);
        renderPage(_this, _this.pdfDocument, index + 1, _this.pagesOverview[index]).then(_this.useRenderedPage.bind(_this)).then(function () {
          renderNextPage(resolve, reject);
        }, reject);
      };
      return new Promise(renderNextPage);
    },
    useRenderedPage: function useRenderedPage(printItem) {
      this.throwIfInactive();
      var img = document.createElement('img');
      img.style.width = printItem.width;
      img.style.height = printItem.height;
      var scratchCanvas = this.scratchCanvas;
      if ('toBlob' in scratchCanvas && !_pdfjsLib.PDFJS.disableCreateObjectURL) {
        scratchCanvas.toBlob(function (blob) {
          img.src = URL.createObjectURL(blob);
        });
      } else {
        img.src = scratchCanvas.toDataURL();
      }
      var wrapper = document.createElement('div');
      wrapper.appendChild(img);
      this.printContainer.appendChild(wrapper);
      return new Promise(function (resolve, reject) {
        img.onload = resolve;
        img.onerror = reject;
      });
    },
    performPrint: function performPrint() {
      var _this2 = this;
  
      this.throwIfInactive();
      return new Promise(function (resolve) {
        setTimeout(function () {
          if (!_this2.active) {
            resolve();
            return;
          }
          print.call(window);
          setTimeout(resolve, 20);
        }, 0);
      });
    },
  
    get active() {
      return this === activeService;
    },
    throwIfInactive: function throwIfInactive() {
      if (!this.active) {
        throw new Error('This print request was cancelled or completed.');
      }
    }
  };
  var print = window.print;
  window.print = function print() {
    if (activeService) {
      console.warn('Ignored window.print() because of a pending print job.');
      return;
    }
    ensureOverlay().then(function () {
      if (activeService) {
        overlayManager.open('printServiceOverlay');
      }
    });
    try {
      dispatchEvent('beforeprint');
    } finally {
      if (!activeService) {
        console.error('Expected print service to be initialized.');
        ensureOverlay().then(function () {
          if (overlayManager.active === 'printServiceOverlay') {
            overlayManager.close('printServiceOverlay');
          }
        });
        return;
      }
      var activeServiceOnEntry = activeService;
      activeService.renderPages().then(function () {
        return activeServiceOnEntry.performPrint();
      }).catch(function () {}).then(function () {
        if (activeServiceOnEntry.active) {
          abort();
        }
      });
    }
  };
  function dispatchEvent(eventType) {
    var event = document.createEvent('CustomEvent');
    event.initCustomEvent(eventType, false, false, 'custom');
    window.dispatchEvent(event);
  }
  function abort() {
    if (activeService) {
      activeService.destroy();
      dispatchEvent('afterprint');
    }
  }
  function renderProgress(index, total, l10n) {
    var progressContainer = document.getElementById('printServiceOverlay');
    var progress = Math.round(100 * index / total);
    var progressBar = progressContainer.querySelector('progress');
    var progressPerc = progressContainer.querySelector('.relative-progress');
    progressBar.value = progress;
    l10n.get('print_progress_percent', { progress: progress }, progress + '%').then(function (msg) {
      progressPerc.textContent = msg;
    });
  }
  var hasAttachEvent = !!document.attachEvent;
  window.addEventListener('keydown', function (event) {
    if (event.keyCode === 80 && (event.ctrlKey || event.metaKey) && !event.altKey && (!event.shiftKey || window.chrome || window.opera)) {
      window.print();
      if (hasAttachEvent) {
        return;
      }
      event.preventDefault();
      if (event.stopImmediatePropagation) {
        event.stopImmediatePropagation();
      } else {
        event.stopPropagation();
      }
      return;
    }
  }, true);
  if (hasAttachEvent) {
    document.attachEvent('onkeydown', function (event) {
      event = event || window.event;
      if (event.keyCode === 80 && event.ctrlKey) {
        event.keyCode = 0;
        return false;
      }
    });
  }
  if ('onbeforeprint' in window) {
    var stopPropagationIfNeeded = function stopPropagationIfNeeded(event) {
      if (event.detail !== 'custom' && event.stopImmediatePropagation) {
        event.stopImmediatePropagation();
      }
    };
    window.addEventListener('beforeprint', stopPropagationIfNeeded);
    window.addEventListener('afterprint', stopPropagationIfNeeded);
  }
  var overlayPromise;
  function ensureOverlay() {
    if (!overlayPromise) {
      overlayManager = _app.PDFViewerApplication.overlayManager;
      if (!overlayManager) {
        throw new Error('The overlay manager has not yet been initialized.');
      }
      overlayPromise = overlayManager.register('printServiceOverlay', document.getElementById('printServiceOverlay'), abort, true);
      document.getElementById('printCancel').onclick = abort;
    }
    return overlayPromise;
  }
  _app.PDFPrintServiceFactory.instance = {
    supportsPrinting: true,
    createPrintService: function createPrintService(pdfDocument, pagesOverview, printContainer, l10n) {
      if (activeService) {
        throw new Error('The print service is created and active.');
      }
      activeService = new PDFPrintService(pdfDocument, pagesOverview, printContainer, l10n);
      return activeService;
    }
  };
  exports.PDFPrintService = PDFPrintService;
  
  /***/ }),
  /* 10 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  document.webL10n = function (window, document, undefined) {
    var gL10nData = {};
    var gTextData = '';
    var gTextProp = 'textContent';
    var gLanguage = '';
    var gMacros = {};
    var gReadyState = 'loading';
    var gAsyncResourceLoading = true;
    function getL10nResourceLinks() {
      return document.querySelectorAll('link[type="application/l10n"]');
    }
    function getL10nDictionary() {
      var script = document.querySelector('script[type="application/l10n"]');
      return script ? JSON.parse(script.innerHTML) : null;
    }
    function getTranslatableChildren(element) {
      return element ? element.querySelectorAll('*[data-l10n-id]') : [];
    }
    function getL10nAttributes(element) {
      if (!element) return {};
      var l10nId = element.getAttribute('data-l10n-id');
      var l10nArgs = element.getAttribute('data-l10n-args');
      var args = {};
      if (l10nArgs) {
        try {
          args = JSON.parse(l10nArgs);
        } catch (e) {
          console.warn('could not parse arguments for #' + l10nId);
        }
      }
      return {
        id: l10nId,
        args: args
      };
    }
    function fireL10nReadyEvent(lang) {
      var evtObject = document.createEvent('Event');
      evtObject.initEvent('localized', true, false);
      evtObject.language = lang;
      document.dispatchEvent(evtObject);
    }
    function xhrLoadText(url, onSuccess, onFailure) {
      onSuccess = onSuccess || function _onSuccess(data) {};
      onFailure = onFailure || function _onFailure() {};
      var xhr = new XMLHttpRequest();
      xhr.open('GET', url, gAsyncResourceLoading);
      if (xhr.overrideMimeType) {
        xhr.overrideMimeType('text/plain; charset=utf-8');
      }
      xhr.onreadystatechange = function () {
        if (xhr.readyState == 4) {
          if (xhr.status == 200 || xhr.status === 0) {
            onSuccess(xhr.responseText);
          } else {
            onFailure();
          }
        }
      };
      xhr.onerror = onFailure;
      xhr.ontimeout = onFailure;
      try {
        xhr.send(null);
      } catch (e) {
        onFailure();
      }
    }
    function parseResource(href, lang, successCallback, failureCallback) {
      var baseURL = href.replace(/[^\/]*$/, '') || './';
      function evalString(text) {
        if (text.lastIndexOf('\\') < 0) return text;
        return text.replace(/\\\\/g, '\\').replace(/\\n/g, '\n').replace(/\\r/g, '\r').replace(/\\t/g, '\t').replace(/\\b/g, '\b').replace(/\\f/g, '\f').replace(/\\{/g, '{').replace(/\\}/g, '}').replace(/\\"/g, '"').replace(/\\'/g, "'");
      }
      function parseProperties(text, parsedPropertiesCallback) {
        var dictionary = {};
        var reBlank = /^\s*|\s*$/;
        var reComment = /^\s*#|^\s*$/;
        var reSection = /^\s*\[(.*)\]\s*$/;
        var reImport = /^\s*@import\s+url\((.*)\)\s*$/i;
        var reSplit = /^([^=\s]*)\s*=\s*(.+)$/;
        function parseRawLines(rawText, extendedSyntax, parsedRawLinesCallback) {
          var entries = rawText.replace(reBlank, '').split(/[\r\n]+/);
          var currentLang = '*';
          var genericLang = lang.split('-', 1)[0];
          var skipLang = false;
          var match = '';
          function nextEntry() {
            while (true) {
              if (!entries.length) {
                parsedRawLinesCallback();
                return;
              }
              var line = entries.shift();
              if (reComment.test(line)) continue;
              if (extendedSyntax) {
                match = reSection.exec(line);
                if (match) {
                  currentLang = match[1].toLowerCase();
                  skipLang = currentLang !== '*' && currentLang !== lang && currentLang !== genericLang;
                  continue;
                } else if (skipLang) {
                  continue;
                }
                match = reImport.exec(line);
                if (match) {
                  loadImport(baseURL + match[1], nextEntry);
                  return;
                }
              }
              var tmp = line.match(reSplit);
              if (tmp && tmp.length == 3) {
                dictionary[tmp[1]] = evalString(tmp[2]);
              }
            }
          }
          nextEntry();
        }
        function loadImport(url, callback) {
          xhrLoadText(url, function (content) {
            parseRawLines(content, false, callback);
          }, function () {
            console.warn(url + ' not found.');
            callback();
          });
        }
        parseRawLines(text, true, function () {
          parsedPropertiesCallback(dictionary);
        });
      }
      xhrLoadText(href, function (response) {
        gTextData += response;
        parseProperties(response, function (data) {
          for (var key in data) {
            var id,
                prop,
                index = key.lastIndexOf('.');
            if (index > 0) {
              id = key.substring(0, index);
              prop = key.substr(index + 1);
            } else {
              id = key;
              prop = gTextProp;
            }
            if (!gL10nData[id]) {
              gL10nData[id] = {};
            }
            gL10nData[id][prop] = data[key];
          }
          if (successCallback) {
            successCallback();
          }
        });
      }, failureCallback);
    }
    function loadLocale(lang, callback) {
      if (lang) {
        lang = lang.toLowerCase();
      }
      callback = callback || function _callback() {};
      clear();
      gLanguage = lang;
      var langLinks = getL10nResourceLinks();
      var langCount = langLinks.length;
      if (langCount === 0) {
        var dict = getL10nDictionary();
        if (dict && dict.locales && dict.default_locale) {
          console.log('using the embedded JSON directory, early way out');
          gL10nData = dict.locales[lang];
          if (!gL10nData) {
            var defaultLocale = dict.default_locale.toLowerCase();
            for (var anyCaseLang in dict.locales) {
              anyCaseLang = anyCaseLang.toLowerCase();
              if (anyCaseLang === lang) {
                gL10nData = dict.locales[lang];
                break;
              } else if (anyCaseLang === defaultLocale) {
                gL10nData = dict.locales[defaultLocale];
              }
            }
          }
          callback();
        } else {
          console.log('no resource to load, early way out');
        }
        fireL10nReadyEvent(lang);
        gReadyState = 'complete';
        return;
      }
      var onResourceLoaded = null;
      var gResourceCount = 0;
      onResourceLoaded = function onResourceLoaded() {
        gResourceCount++;
        if (gResourceCount >= langCount) {
          callback();
          fireL10nReadyEvent(lang);
          gReadyState = 'complete';
        }
      };
      function L10nResourceLink(link) {
        var href = link.href;
        this.load = function (lang, callback) {
          parseResource(href, lang, callback, function () {
            console.warn(href + ' not found.');
            console.warn('"' + lang + '" resource not found');
            gLanguage = '';
            callback();
          });
        };
      }
      for (var i = 0; i < langCount; i++) {
        var resource = new L10nResourceLink(langLinks[i]);
        resource.load(lang, onResourceLoaded);
      }
    }
    function clear() {
      gL10nData = {};
      gTextData = '';
      gLanguage = '';
    }
    function getPluralRules(lang) {
      var locales2rules = {
        'af': 3,
        'ak': 4,
        'am': 4,
        'ar': 1,
        'asa': 3,
        'az': 0,
        'be': 11,
        'bem': 3,
        'bez': 3,
        'bg': 3,
        'bh': 4,
        'bm': 0,
        'bn': 3,
        'bo': 0,
        'br': 20,
        'brx': 3,
        'bs': 11,
        'ca': 3,
        'cgg': 3,
        'chr': 3,
        'cs': 12,
        'cy': 17,
        'da': 3,
        'de': 3,
        'dv': 3,
        'dz': 0,
        'ee': 3,
        'el': 3,
        'en': 3,
        'eo': 3,
        'es': 3,
        'et': 3,
        'eu': 3,
        'fa': 0,
        'ff': 5,
        'fi': 3,
        'fil': 4,
        'fo': 3,
        'fr': 5,
        'fur': 3,
        'fy': 3,
        'ga': 8,
        'gd': 24,
        'gl': 3,
        'gsw': 3,
        'gu': 3,
        'guw': 4,
        'gv': 23,
        'ha': 3,
        'haw': 3,
        'he': 2,
        'hi': 4,
        'hr': 11,
        'hu': 0,
        'id': 0,
        'ig': 0,
        'ii': 0,
        'is': 3,
        'it': 3,
        'iu': 7,
        'ja': 0,
        'jmc': 3,
        'jv': 0,
        'ka': 0,
        'kab': 5,
        'kaj': 3,
        'kcg': 3,
        'kde': 0,
        'kea': 0,
        'kk': 3,
        'kl': 3,
        'km': 0,
        'kn': 0,
        'ko': 0,
        'ksb': 3,
        'ksh': 21,
        'ku': 3,
        'kw': 7,
        'lag': 18,
        'lb': 3,
        'lg': 3,
        'ln': 4,
        'lo': 0,
        'lt': 10,
        'lv': 6,
        'mas': 3,
        'mg': 4,
        'mk': 16,
        'ml': 3,
        'mn': 3,
        'mo': 9,
        'mr': 3,
        'ms': 0,
        'mt': 15,
        'my': 0,
        'nah': 3,
        'naq': 7,
        'nb': 3,
        'nd': 3,
        'ne': 3,
        'nl': 3,
        'nn': 3,
        'no': 3,
        'nr': 3,
        'nso': 4,
        'ny': 3,
        'nyn': 3,
        'om': 3,
        'or': 3,
        'pa': 3,
        'pap': 3,
        'pl': 13,
        'ps': 3,
        'pt': 3,
        'rm': 3,
        'ro': 9,
        'rof': 3,
        'ru': 11,
        'rwk': 3,
        'sah': 0,
        'saq': 3,
        'se': 7,
        'seh': 3,
        'ses': 0,
        'sg': 0,
        'sh': 11,
        'shi': 19,
        'sk': 12,
        'sl': 14,
        'sma': 7,
        'smi': 7,
        'smj': 7,
        'smn': 7,
        'sms': 7,
        'sn': 3,
        'so': 3,
        'sq': 3,
        'sr': 11,
        'ss': 3,
        'ssy': 3,
        'st': 3,
        'sv': 3,
        'sw': 3,
        'syr': 3,
        'ta': 3,
        'te': 3,
        'teo': 3,
        'th': 0,
        'ti': 4,
        'tig': 3,
        'tk': 3,
        'tl': 4,
        'tn': 3,
        'to': 0,
        'tr': 0,
        'ts': 3,
        'tzm': 22,
        'uk': 11,
        'ur': 3,
        've': 3,
        'vi': 0,
        'vun': 3,
        'wa': 4,
        'wae': 3,
        'wo': 0,
        'xh': 3,
        'xog': 3,
        'yo': 0,
        'zh': 0,
        'zu': 3
      };
      function isIn(n, list) {
        return list.indexOf(n) !== -1;
      }
      function isBetween(n, start, end) {
        return start <= n && n <= end;
      }
      var pluralRules = {
        '0': function _(n) {
          return 'other';
        },
        '1': function _(n) {
          if (isBetween(n % 100, 3, 10)) return 'few';
          if (n === 0) return 'zero';
          if (isBetween(n % 100, 11, 99)) return 'many';
          if (n == 2) return 'two';
          if (n == 1) return 'one';
          return 'other';
        },
        '2': function _(n) {
          if (n !== 0 && n % 10 === 0) return 'many';
          if (n == 2) return 'two';
          if (n == 1) return 'one';
          return 'other';
        },
        '3': function _(n) {
          if (n == 1) return 'one';
          return 'other';
        },
        '4': function _(n) {
          if (isBetween(n, 0, 1)) return 'one';
          return 'other';
        },
        '5': function _(n) {
          if (isBetween(n, 0, 2) && n != 2) return 'one';
          return 'other';
        },
        '6': function _(n) {
          if (n === 0) return 'zero';
          if (n % 10 == 1 && n % 100 != 11) return 'one';
          return 'other';
        },
        '7': function _(n) {
          if (n == 2) return 'two';
          if (n == 1) return 'one';
          return 'other';
        },
        '8': function _(n) {
          if (isBetween(n, 3, 6)) return 'few';
          if (isBetween(n, 7, 10)) return 'many';
          if (n == 2) return 'two';
          if (n == 1) return 'one';
          return 'other';
        },
        '9': function _(n) {
          if (n === 0 || n != 1 && isBetween(n % 100, 1, 19)) return 'few';
          if (n == 1) return 'one';
          return 'other';
        },
        '10': function _(n) {
          if (isBetween(n % 10, 2, 9) && !isBetween(n % 100, 11, 19)) return 'few';
          if (n % 10 == 1 && !isBetween(n % 100, 11, 19)) return 'one';
          return 'other';
        },
        '11': function _(n) {
          if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
          if (n % 10 === 0 || isBetween(n % 10, 5, 9) || isBetween(n % 100, 11, 14)) return 'many';
          if (n % 10 == 1 && n % 100 != 11) return 'one';
          return 'other';
        },
        '12': function _(n) {
          if (isBetween(n, 2, 4)) return 'few';
          if (n == 1) return 'one';
          return 'other';
        },
        '13': function _(n) {
          if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
          if (n != 1 && isBetween(n % 10, 0, 1) || isBetween(n % 10, 5, 9) || isBetween(n % 100, 12, 14)) return 'many';
          if (n == 1) return 'one';
          return 'other';
        },
        '14': function _(n) {
          if (isBetween(n % 100, 3, 4)) return 'few';
          if (n % 100 == 2) return 'two';
          if (n % 100 == 1) return 'one';
          return 'other';
        },
        '15': function _(n) {
          if (n === 0 || isBetween(n % 100, 2, 10)) return 'few';
          if (isBetween(n % 100, 11, 19)) return 'many';
          if (n == 1) return 'one';
          return 'other';
        },
        '16': function _(n) {
          if (n % 10 == 1 && n != 11) return 'one';
          return 'other';
        },
        '17': function _(n) {
          if (n == 3) return 'few';
          if (n === 0) return 'zero';
          if (n == 6) return 'many';
          if (n == 2) return 'two';
          if (n == 1) return 'one';
          return 'other';
        },
        '18': function _(n) {
          if (n === 0) return 'zero';
          if (isBetween(n, 0, 2) && n !== 0 && n != 2) return 'one';
          return 'other';
        },
        '19': function _(n) {
          if (isBetween(n, 2, 10)) return 'few';
          if (isBetween(n, 0, 1)) return 'one';
          return 'other';
        },
        '20': function _(n) {
          if ((isBetween(n % 10, 3, 4) || n % 10 == 9) && !(isBetween(n % 100, 10, 19) || isBetween(n % 100, 70, 79) || isBetween(n % 100, 90, 99))) return 'few';
          if (n % 1000000 === 0 && n !== 0) return 'many';
          if (n % 10 == 2 && !isIn(n % 100, [12, 72, 92])) return 'two';
          if (n % 10 == 1 && !isIn(n % 100, [11, 71, 91])) return 'one';
          return 'other';
        },
        '21': function _(n) {
          if (n === 0) return 'zero';
          if (n == 1) return 'one';
          return 'other';
        },
        '22': function _(n) {
          if (isBetween(n, 0, 1) || isBetween(n, 11, 99)) return 'one';
          return 'other';
        },
        '23': function _(n) {
          if (isBetween(n % 10, 1, 2) || n % 20 === 0) return 'one';
          return 'other';
        },
        '24': function _(n) {
          if (isBetween(n, 3, 10) || isBetween(n, 13, 19)) return 'few';
          if (isIn(n, [2, 12])) return 'two';
          if (isIn(n, [1, 11])) return 'one';
          return 'other';
        }
      };
      var index = locales2rules[lang.replace(/-.*$/, '')];
      if (!(index in pluralRules)) {
        console.warn('plural form unknown for [' + lang + ']');
        return function () {
          return 'other';
        };
      }
      return pluralRules[index];
    }
    gMacros.plural = function (str, param, key, prop) {
      var n = parseFloat(param);
      if (isNaN(n)) return str;
      if (prop != gTextProp) return str;
      if (!gMacros._pluralRules) {
        gMacros._pluralRules = getPluralRules(gLanguage);
      }
      var index = '[' + gMacros._pluralRules(n) + ']';
      if (n === 0 && key + '[zero]' in gL10nData) {
        str = gL10nData[key + '[zero]'][prop];
      } else if (n == 1 && key + '[one]' in gL10nData) {
        str = gL10nData[key + '[one]'][prop];
      } else if (n == 2 && key + '[two]' in gL10nData) {
        str = gL10nData[key + '[two]'][prop];
      } else if (key + index in gL10nData) {
        str = gL10nData[key + index][prop];
      } else if (key + '[other]' in gL10nData) {
        str = gL10nData[key + '[other]'][prop];
      }
      return str;
    };
    function getL10nData(key, args, fallback) {
      var data = gL10nData[key];
      if (!data) {
        console.warn('#' + key + ' is undefined.');
        if (!fallback) {
          return null;
        }
        data = fallback;
      }
      var rv = {};
      for (var prop in data) {
        var str = data[prop];
        str = substIndexes(str, args, key, prop);
        str = substArguments(str, args, key);
        rv[prop] = str;
      }
      return rv;
    }
    function substIndexes(str, args, key, prop) {
      var reIndex = /\{\[\s*([a-zA-Z]+)\(([a-zA-Z]+)\)\s*\]\}/;
      var reMatch = reIndex.exec(str);
      if (!reMatch || !reMatch.length) return str;
      var macroName = reMatch[1];
      var paramName = reMatch[2];
      var param;
      if (args && paramName in args) {
        param = args[paramName];
      } else if (paramName in gL10nData) {
        param = gL10nData[paramName];
      }
      if (macroName in gMacros) {
        var macro = gMacros[macroName];
        str = macro(str, param, key, prop);
      }
      return str;
    }
    function substArguments(str, args, key) {
      var reArgs = /\{\{\s*(.+?)\s*\}\}/g;
      return str.replace(reArgs, function (matched_text, arg) {
        if (args && arg in args) {
          return args[arg];
        }
        if (arg in gL10nData) {
          return gL10nData[arg];
        }
        console.log('argument {{' + arg + '}} for #' + key + ' is undefined.');
        return matched_text;
      });
    }
    function translateElement(element) {
      var l10n = getL10nAttributes(element);
      if (!l10n.id) return;
      var data = getL10nData(l10n.id, l10n.args);
      if (!data) {
        console.warn('#' + l10n.id + ' is undefined.');
        return;
      }
      if (data[gTextProp]) {
        if (getChildElementCount(element) === 0) {
          element[gTextProp] = data[gTextProp];
        } else {
          var children = element.childNodes;
          var found = false;
          for (var i = 0, l = children.length; i < l; i++) {
            if (children[i].nodeType === 3 && /\S/.test(children[i].nodeValue)) {
              if (found) {
                children[i].nodeValue = '';
              } else {
                children[i].nodeValue = data[gTextProp];
                found = true;
              }
            }
          }
          if (!found) {
            var textNode = document.createTextNode(data[gTextProp]);
            element.insertBefore(textNode, element.firstChild);
          }
        }
        delete data[gTextProp];
      }
      for (var k in data) {
        element[k] = data[k];
      }
    }
    function getChildElementCount(element) {
      if (element.children) {
        return element.children.length;
      }
      if (typeof element.childElementCount !== 'undefined') {
        return element.childElementCount;
      }
      var count = 0;
      for (var i = 0; i < element.childNodes.length; i++) {
        count += element.nodeType === 1 ? 1 : 0;
      }
      return count;
    }
    function translateFragment(element) {
      element = element || document.documentElement;
      var children = getTranslatableChildren(element);
      var elementCount = children.length;
      for (var i = 0; i < elementCount; i++) {
        translateElement(children[i]);
      }
      translateElement(element);
    }
    return {
      get: function get(key, args, fallbackString) {
        var index = key.lastIndexOf('.');
        var prop = gTextProp;
        if (index > 0) {
          prop = key.substr(index + 1);
          key = key.substring(0, index);
        }
        var fallback;
        if (fallbackString) {
          fallback = {};
          fallback[prop] = fallbackString;
        }
        var data = getL10nData(key, args, fallback);
        if (data && prop in data) {
          return data[prop];
        }
        return '{{' + key + '}}';
      },
      getData: function getData() {
        return gL10nData;
      },
      getText: function getText() {
        return gTextData;
      },
      getLanguage: function getLanguage() {
        return gLanguage;
      },
      setLanguage: function setLanguage(lang, callback) {
        loadLocale(lang, function () {
          if (callback) callback();
        });
      },
      getDirection: function getDirection() {
        var rtlList = ['ar', 'he', 'fa', 'ps', 'ur'];
        var shortCode = gLanguage.split('-', 1)[0];
        return rtlList.indexOf(shortCode) >= 0 ? 'rtl' : 'ltr';
      },
      translate: translateFragment,
      getReadyState: function getReadyState() {
        return gReadyState;
      },
      ready: function ready(callback) {
        if (!callback) {
          return;
        } else if (gReadyState == 'complete' || gReadyState == 'interactive') {
          window.setTimeout(function () {
            callback();
          });
        } else if (document.addEventListener) {
          document.addEventListener('localized', function once() {
            document.removeEventListener('localized', once);
            callback();
          });
        }
      }
    };
  }(window, document);
  
  /***/ }),
  /* 11 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.DefaultAnnotationLayerFactory = exports.AnnotationLayerBuilder = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _pdfjsLib = __webpack_require__(1);
  
  var _ui_utils = __webpack_require__(0);
  
  var _pdf_link_service = __webpack_require__(5);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var AnnotationLayerBuilder = function () {
    function AnnotationLayerBuilder(_ref) {
      var pageDiv = _ref.pageDiv,
          pdfPage = _ref.pdfPage,
          linkService = _ref.linkService,
          downloadManager = _ref.downloadManager,
          _ref$renderInteractiv = _ref.renderInteractiveForms,
          renderInteractiveForms = _ref$renderInteractiv === undefined ? false : _ref$renderInteractiv,
          _ref$l10n = _ref.l10n,
          l10n = _ref$l10n === undefined ? _ui_utils.NullL10n : _ref$l10n;
  
      _classCallCheck(this, AnnotationLayerBuilder);
  
      this.pageDiv = pageDiv;
      this.pdfPage = pdfPage;
      this.linkService = linkService;
      this.downloadManager = downloadManager;
      this.renderInteractiveForms = renderInteractiveForms;
      this.l10n = l10n;
      this.div = null;
    }
  
    _createClass(AnnotationLayerBuilder, [{
      key: 'render',
      value: function render(viewport) {
        var _this = this;
  
        var intent = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'display';
  
        this.pdfPage.getAnnotations({ intent: intent }).then(function (annotations) {
          var parameters = {
            viewport: viewport.clone({ dontFlip: true }),
            div: _this.div,
            annotations: annotations,
            page: _this.pdfPage,
            renderInteractiveForms: _this.renderInteractiveForms,
            linkService: _this.linkService,
            downloadManager: _this.downloadManager
          };
          if (_this.div) {
            _pdfjsLib.AnnotationLayer.update(parameters);
          } else {
            if (annotations.length === 0) {
              return;
            }
            _this.div = document.createElement('div');
            _this.div.className = 'annotationLayer';
            _this.pageDiv.appendChild(_this.div);
            parameters.div = _this.div;
            _pdfjsLib.AnnotationLayer.render(parameters);
            _this.l10n.translate(_this.div);
          }
        });
      }
    }, {
      key: 'hide',
      value: function hide() {
        if (!this.div) {
          return;
        }
        this.div.setAttribute('hidden', 'true');
      }
    }]);
  
    return AnnotationLayerBuilder;
  }();
  
  var DefaultAnnotationLayerFactory = function () {
    function DefaultAnnotationLayerFactory() {
      _classCallCheck(this, DefaultAnnotationLayerFactory);
    }
  
    _createClass(DefaultAnnotationLayerFactory, [{
      key: 'createAnnotationLayerBuilder',
      value: function createAnnotationLayerBuilder(pageDiv, pdfPage) {
        var renderInteractiveForms = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
        var l10n = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : _ui_utils.NullL10n;
  
        return new AnnotationLayerBuilder({
          pageDiv: pageDiv,
          pdfPage: pdfPage,
          renderInteractiveForms: renderInteractiveForms,
          linkService: new _pdf_link_service.SimpleLinkService(),
          l10n: l10n
        });
      }
    }]);
  
    return DefaultAnnotationLayerFactory;
  }();
  
  exports.AnnotationLayerBuilder = AnnotationLayerBuilder;
  exports.DefaultAnnotationLayerFactory = DefaultAnnotationLayerFactory;
  
  /***/ }),
  /* 12 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.DownloadManager = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _pdfjsLib = __webpack_require__(1);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  ;
  function _download(blobUrl, filename) {
    var a = document.createElement('a');
    if (a.click) {
      a.href = blobUrl;
      a.target = '_parent';
      if ('download' in a) {
        a.download = filename;
      }
      (document.body || document.documentElement).appendChild(a);
      a.click();
      a.parentNode.removeChild(a);
    } else {
      if (window.top === window && blobUrl.split('#')[0] === window.location.href.split('#')[0]) {
        var padCharacter = blobUrl.indexOf('?') === -1 ? '?' : '&';
        blobUrl = blobUrl.replace(/#|$/, padCharacter + '$&');
      }
      window.open(blobUrl, '_parent');
    }
  }
  
  var DownloadManager = function () {
    function DownloadManager() {
      _classCallCheck(this, DownloadManager);
    }
  
    _createClass(DownloadManager, [{
      key: 'downloadUrl',
      value: function downloadUrl(url, filename) {
        if (!(0, _pdfjsLib.createValidAbsoluteUrl)(url, 'http://example.com')) {
          return;
        }
        _download(url + '#pdfjs.action=download', filename);
      }
    }, {
      key: 'downloadData',
      value: function downloadData(data, filename, contentType) {
        if (navigator.msSaveBlob) {
          return navigator.msSaveBlob(new Blob([data], { type: contentType }), filename);
        }
        var blobUrl = (0, _pdfjsLib.createObjectURL)(data, contentType, _pdfjsLib.PDFJS.disableCreateObjectURL);
        _download(blobUrl, filename);
      }
    }, {
      key: 'download',
      value: function download(blob, url, filename) {
        if (navigator.msSaveBlob) {
          if (!navigator.msSaveBlob(blob, filename)) {
            this.downloadUrl(url, filename);
          }
          return;
        }
        if (_pdfjsLib.PDFJS.disableCreateObjectURL) {
          this.downloadUrl(url, filename);
          return;
        }
        var blobUrl = URL.createObjectURL(blob);
        _download(blobUrl, filename);
      }
    }]);
  
    return DownloadManager;
  }();
  
  exports.DownloadManager = DownloadManager;
  
  /***/ }),
  /* 13 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.GenericL10n = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  __webpack_require__(10);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var webL10n = document.webL10n;
  
  var GenericL10n = function () {
    function GenericL10n(lang) {
      _classCallCheck(this, GenericL10n);
  
      this._lang = lang;
      this._ready = new Promise(function (resolve, reject) {
        webL10n.setLanguage(lang, function () {
          resolve(webL10n);
        });
      });
    }
  
    _createClass(GenericL10n, [{
      key: 'getDirection',
      value: function getDirection() {
        return this._ready.then(function (l10n) {
          return l10n.getDirection();
        });
      }
    }, {
      key: 'get',
      value: function get(property, args, fallback) {
        return this._ready.then(function (l10n) {
          return l10n.get(property, args, fallback);
        });
      }
    }, {
      key: 'translate',
      value: function translate(element) {
        return this._ready.then(function (l10n) {
          return l10n.translate(element);
        });
      }
    }]);
  
    return GenericL10n;
  }();
  
  exports.GenericL10n = GenericL10n;
  
  /***/ }),
  /* 14 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  function GrabToPan(options) {
    this.element = options.element;
    this.document = options.element.ownerDocument;
    if (typeof options.ignoreTarget === 'function') {
      this.ignoreTarget = options.ignoreTarget;
    }
    this.onActiveChanged = options.onActiveChanged;
    this.activate = this.activate.bind(this);
    this.deactivate = this.deactivate.bind(this);
    this.toggle = this.toggle.bind(this);
    this._onmousedown = this._onmousedown.bind(this);
    this._onmousemove = this._onmousemove.bind(this);
    this._endPan = this._endPan.bind(this);
    var overlay = this.overlay = document.createElement('div');
    overlay.className = 'grab-to-pan-grabbing';
  }
  GrabToPan.prototype = {
    CSS_CLASS_GRAB: 'grab-to-pan-grab',
    activate: function GrabToPan_activate() {
      if (!this.active) {
        this.active = true;
        this.element.addEventListener('mousedown', this._onmousedown, true);
        this.element.classList.add(this.CSS_CLASS_GRAB);
        if (this.onActiveChanged) {
          this.onActiveChanged(true);
        }
      }
    },
    deactivate: function GrabToPan_deactivate() {
      if (this.active) {
        this.active = false;
        this.element.removeEventListener('mousedown', this._onmousedown, true);
        this._endPan();
        this.element.classList.remove(this.CSS_CLASS_GRAB);
        if (this.onActiveChanged) {
          this.onActiveChanged(false);
        }
      }
    },
    toggle: function GrabToPan_toggle() {
      if (this.active) {
        this.deactivate();
      } else {
        this.activate();
      }
    },
    ignoreTarget: function GrabToPan_ignoreTarget(node) {
      return node[matchesSelector]('a[href], a[href] *, input, textarea, button, button *, select, option');
    },
    _onmousedown: function GrabToPan__onmousedown(event) {
      if (event.button !== 0 || this.ignoreTarget(event.target)) {
        return;
      }
      if (event.originalTarget) {
        try {
          event.originalTarget.tagName;
        } catch (e) {
          return;
        }
      }
      this.scrollLeftStart = this.element.scrollLeft;
      this.scrollTopStart = this.element.scrollTop;
      this.clientXStart = event.clientX;
      this.clientYStart = event.clientY;
      this.document.addEventListener('mousemove', this._onmousemove, true);
      this.document.addEventListener('mouseup', this._endPan, true);
      this.element.addEventListener('scroll', this._endPan, true);
      event.preventDefault();
      event.stopPropagation();
      var focusedElement = document.activeElement;
      if (focusedElement && !focusedElement.contains(event.target)) {
        focusedElement.blur();
      }
    },
    _onmousemove: function GrabToPan__onmousemove(event) {
      this.element.removeEventListener('scroll', this._endPan, true);
      if (isLeftMouseReleased(event)) {
        this._endPan();
        return;
      }
      var xDiff = event.clientX - this.clientXStart;
      var yDiff = event.clientY - this.clientYStart;
      var scrollTop = this.scrollTopStart - yDiff;
      var scrollLeft = this.scrollLeftStart - xDiff;
      if (this.element.scrollTo) {
        this.element.scrollTo({
          top: scrollTop,
          left: scrollLeft,
          behavior: 'instant'
        });
      } else {
        this.element.scrollTop = scrollTop;
        this.element.scrollLeft = scrollLeft;
      }
      if (!this.overlay.parentNode) {
        document.body.appendChild(this.overlay);
      }
    },
    _endPan: function GrabToPan__endPan() {
      this.element.removeEventListener('scroll', this._endPan, true);
      this.document.removeEventListener('mousemove', this._onmousemove, true);
      this.document.removeEventListener('mouseup', this._endPan, true);
      this.overlay.remove();
    }
  };
  var matchesSelector;
  ['webkitM', 'mozM', 'msM', 'oM', 'm'].some(function (prefix) {
    var name = prefix + 'atches';
    if (name in document.documentElement) {
      matchesSelector = name;
    }
    name += 'Selector';
    if (name in document.documentElement) {
      matchesSelector = name;
    }
    return matchesSelector;
  });
  var isNotIEorIsIE10plus = !document.documentMode || document.documentMode > 9;
  var chrome = window.chrome;
  var isChrome15OrOpera15plus = chrome && (chrome.webstore || chrome.app);
  var isSafari6plus = /Apple/.test(navigator.vendor) && /Version\/([6-9]\d*|[1-5]\d+)/.test(navigator.userAgent);
  function isLeftMouseReleased(event) {
    if ('buttons' in event && isNotIEorIsIE10plus) {
      return !(event.buttons & 1);
    }
    if (isChrome15OrOpera15plus || isSafari6plus) {
      return event.which === 0;
    }
  }
  exports.GrabToPan = GrabToPan;
  
  /***/ }),
  /* 15 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var OverlayManager = function () {
    function OverlayManager() {
      _classCallCheck(this, OverlayManager);
  
      this._overlays = {};
      this._active = null;
      this._keyDownBound = this._keyDown.bind(this);
    }
  
    _createClass(OverlayManager, [{
      key: 'register',
      value: function register(name, element) {
        var _this = this;
  
        var callerCloseMethod = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
        var canForceClose = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
  
        return new Promise(function (resolve) {
          var container = void 0;
          if (!name || !element || !(container = element.parentNode)) {
            throw new Error('Not enough parameters.');
          } else if (_this._overlays[name]) {
            throw new Error('The overlay is already registered.');
          }
          _this._overlays[name] = {
            element: element,
            container: container,
            callerCloseMethod: callerCloseMethod,
            canForceClose: canForceClose
          };
          resolve();
        });
      }
    }, {
      key: 'unregister',
      value: function unregister(name) {
        var _this2 = this;
  
        return new Promise(function (resolve) {
          if (!_this2._overlays[name]) {
            throw new Error('The overlay does not exist.');
          } else if (_this2._active === name) {
            throw new Error('The overlay cannot be removed while it is active.');
          }
          delete _this2._overlays[name];
          resolve();
        });
      }
    }, {
      key: 'open',
      value: function open(name) {
        var _this3 = this;
  
        return new Promise(function (resolve) {
          if (!_this3._overlays[name]) {
            throw new Error('The overlay does not exist.');
          } else if (_this3._active) {
            if (_this3._overlays[name].canForceClose) {
              _this3._closeThroughCaller();
            } else if (_this3._active === name) {
              throw new Error('The overlay is already active.');
            } else {
              throw new Error('Another overlay is currently active.');
            }
          }
          _this3._active = name;
          _this3._overlays[_this3._active].element.classList.remove('hidden');
          _this3._overlays[_this3._active].container.classList.remove('hidden');
          window.addEventListener('keydown', _this3._keyDownBound);
          resolve();
        });
      }
    }, {
      key: 'close',
      value: function close(name) {
        var _this4 = this;
  
        return new Promise(function (resolve) {
          if (!_this4._overlays[name]) {
            throw new Error('The overlay does not exist.');
          } else if (!_this4._active) {
            throw new Error('The overlay is currently not active.');
          } else if (_this4._active !== name) {
            throw new Error('Another overlay is currently active.');
          }
          _this4._overlays[_this4._active].container.classList.add('hidden');
          _this4._overlays[_this4._active].element.classList.add('hidden');
          _this4._active = null;
          window.removeEventListener('keydown', _this4._keyDownBound);
          resolve();
        });
      }
    }, {
      key: '_keyDown',
      value: function _keyDown(evt) {
        if (this._active && evt.keyCode === 27) {
          this._closeThroughCaller();
          evt.preventDefault();
        }
      }
    }, {
      key: '_closeThroughCaller',
      value: function _closeThroughCaller() {
        if (this._overlays[this._active].callerCloseMethod) {
          this._overlays[this._active].callerCloseMethod();
        }
        if (this._active) {
          this.close(this._active);
        }
      }
    }, {
      key: 'active',
      get: function get() {
        return this._active;
      }
    }]);
  
    return OverlayManager;
  }();
  
  exports.OverlayManager = OverlayManager;
  
  /***/ }),
  /* 16 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PasswordPrompt = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _ui_utils = __webpack_require__(0);
  
  var _pdfjsLib = __webpack_require__(1);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var PasswordPrompt = function () {
    function PasswordPrompt(options, overlayManager) {
      var _this = this;
  
      var l10n = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _ui_utils.NullL10n;
  
      _classCallCheck(this, PasswordPrompt);
  
      this.overlayName = options.overlayName;
      this.container = options.container;
      this.label = options.label;
      this.input = options.input;
      this.submitButton = options.submitButton;
      this.cancelButton = options.cancelButton;
      this.overlayManager = overlayManager;
      this.l10n = l10n;
      this.updateCallback = null;
      this.reason = null;
      this.submitButton.addEventListener('click', this.verify.bind(this));
      this.cancelButton.addEventListener('click', this.close.bind(this));
      this.input.addEventListener('keydown', function (e) {
        if (e.keyCode === 13) {
          _this.verify();
        }
      });
      this.overlayManager.register(this.overlayName, this.container, this.close.bind(this), true);
    }
  
    _createClass(PasswordPrompt, [{
      key: 'open',
      value: function open() {
        var _this2 = this;
  
        this.overlayManager.open(this.overlayName).then(function () {
          _this2.input.focus();
          var promptString = void 0;
          if (_this2.reason === _pdfjsLib.PasswordResponses.INCORRECT_PASSWORD) {
            promptString = _this2.l10n.get('password_invalid', null, 'Invalid password. Please try again.');
          } else {
            promptString = _this2.l10n.get('password_label', null, 'Enter the password to open this PDF file.');
          }
          promptString.then(function (msg) {
            _this2.label.textContent = msg;
          });
        });
      }
    }, {
      key: 'close',
      value: function close() {
        var _this3 = this;
  
        this.overlayManager.close(this.overlayName).then(function () {
          _this3.input.value = '';
        });
      }
    }, {
      key: 'verify',
      value: function verify() {
        var password = this.input.value;
        if (password && password.length > 0) {
          this.close();
          return this.updateCallback(password);
        }
      }
    }, {
      key: 'setUpdateCallback',
      value: function setUpdateCallback(updateCallback, reason) {
        this.updateCallback = updateCallback;
        this.reason = reason;
      }
    }]);
  
    return PasswordPrompt;
  }();
  
  exports.PasswordPrompt = PasswordPrompt;
  
  /***/ }),
  /* 17 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFAttachmentViewer = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _pdfjsLib = __webpack_require__(1);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var PDFAttachmentViewer = function () {
    function PDFAttachmentViewer(_ref) {
      var container = _ref.container,
          eventBus = _ref.eventBus,
          downloadManager = _ref.downloadManager;
  
      _classCallCheck(this, PDFAttachmentViewer);
  
      this.attachments = null;
      this.container = container;
      this.eventBus = eventBus;
      this.downloadManager = downloadManager;
      this._renderedCapability = (0, _pdfjsLib.createPromiseCapability)();
      this.eventBus.on('fileattachmentannotation', this._appendAttachment.bind(this));
    }
  
    _createClass(PDFAttachmentViewer, [{
      key: 'reset',
      value: function reset() {
        var keepRenderedCapability = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
  
        this.attachments = null;
        this.container.textContent = '';
        if (!keepRenderedCapability) {
          this._renderedCapability = (0, _pdfjsLib.createPromiseCapability)();
        }
      }
    }, {
      key: '_dispatchEvent',
      value: function _dispatchEvent(attachmentsCount) {
        this.eventBus.dispatch('attachmentsloaded', {
          source: this,
          attachmentsCount: attachmentsCount
        });
        this._renderedCapability.resolve();
      }
    }, {
      key: '_bindPdfLink',
      value: function _bindPdfLink(button, content, filename) {
        if (_pdfjsLib.PDFJS.disableCreateObjectURL) {
          throw new Error('bindPdfLink: ' + 'Unsupported "PDFJS.disableCreateObjectURL" value.');
        }
        var blobUrl = void 0;
        button.onclick = function () {
          if (!blobUrl) {
            blobUrl = (0, _pdfjsLib.createObjectURL)(content, 'application/pdf');
          }
          var viewerUrl = void 0;
          viewerUrl = '?file=' + encodeURIComponent(blobUrl + '#' + filename);
          window.open(viewerUrl);
          return false;
        };
      }
    }, {
      key: '_bindLink',
      value: function _bindLink(button, content, filename) {
        var _this = this;
  
        button.onclick = function () {
          _this.downloadManager.downloadData(content, filename, '');
          return false;
        };
      }
    }, {
      key: 'render',
      value: function render(_ref2) {
        var attachments = _ref2.attachments,
            _ref2$keepRenderedCap = _ref2.keepRenderedCapability,
            keepRenderedCapability = _ref2$keepRenderedCap === undefined ? false : _ref2$keepRenderedCap;
  
        var attachmentsCount = 0;
        if (this.attachments) {
          this.reset(keepRenderedCapability === true);
        }
        this.attachments = attachments || null;
        if (!attachments) {
          this._dispatchEvent(attachmentsCount);
          return;
        }
        var names = Object.keys(attachments).sort(function (a, b) {
          return a.toLowerCase().localeCompare(b.toLowerCase());
        });
        attachmentsCount = names.length;
        for (var i = 0; i < attachmentsCount; i++) {
          var item = attachments[names[i]];
          var filename = (0, _pdfjsLib.removeNullCharacters)((0, _pdfjsLib.getFilenameFromUrl)(item.filename));
          var div = document.createElement('div');
          div.className = 'attachmentsItem';
          var button = document.createElement('button');
          button.textContent = filename;
          if (/\.pdf$/i.test(filename) && !_pdfjsLib.PDFJS.disableCreateObjectURL) {
            this._bindPdfLink(button, item.content, filename);
          } else {
            this._bindLink(button, item.content, filename);
          }
          div.appendChild(button);
          this.container.appendChild(div);
        }
        this._dispatchEvent(attachmentsCount);
      }
    }, {
      key: '_appendAttachment',
      value: function _appendAttachment(_ref3) {
        var _this2 = this;
  
        var id = _ref3.id,
            filename = _ref3.filename,
            content = _ref3.content;
  
        this._renderedCapability.promise.then(function () {
          var attachments = _this2.attachments;
          if (!attachments) {
            attachments = Object.create(null);
          } else {
            for (var name in attachments) {
              if (id === name) {
                return;
              }
            }
          }
          attachments[id] = {
            filename: filename,
            content: content
          };
          _this2.render({
            attachments: attachments,
            keepRenderedCapability: true
          });
        });
      }
    }]);
  
    return PDFAttachmentViewer;
  }();
  
  exports.PDFAttachmentViewer = PDFAttachmentViewer;
  
  /***/ }),
  /* 18 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFDocumentProperties = undefined;
  
  var _slicedToArray = function () { function sliceIterator(arr, i) { 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"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _ui_utils = __webpack_require__(0);
  
  var _pdfjsLib = __webpack_require__(1);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var DEFAULT_FIELD_CONTENT = '-';
  
  var PDFDocumentProperties = function () {
    function PDFDocumentProperties(_ref, overlayManager) {
      var overlayName = _ref.overlayName,
          fields = _ref.fields,
          container = _ref.container,
          closeButton = _ref.closeButton;
      var l10n = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _ui_utils.NullL10n;
  
      _classCallCheck(this, PDFDocumentProperties);
  
      this.overlayName = overlayName;
      this.fields = fields;
      this.container = container;
      this.overlayManager = overlayManager;
      this.l10n = l10n;
      this._reset();
      if (closeButton) {
        closeButton.addEventListener('click', this.close.bind(this));
      }
      this.overlayManager.register(this.overlayName, this.container, this.close.bind(this));
    }
  
    _createClass(PDFDocumentProperties, [{
      key: 'open',
      value: function open() {
        var _this = this;
  
        var freezeFieldData = function freezeFieldData(data) {
          Object.defineProperty(_this, 'fieldData', {
            value: Object.freeze(data),
            writable: false,
            enumerable: true,
            configurable: true
          });
        };
        Promise.all([this.overlayManager.open(this.overlayName), this._dataAvailableCapability.promise]).then(function () {
          if (_this.fieldData) {
            _this._updateUI();
            return;
          }
          _this.pdfDocument.getMetadata().then(function (_ref2) {
            var info = _ref2.info,
                metadata = _ref2.metadata;
  
            return Promise.all([info, metadata, _this._parseFileSize(_this.maybeFileSize), _this._parseDate(info.CreationDate), _this._parseDate(info.ModDate)]);
          }).then(function (_ref3) {
            var _ref4 = _slicedToArray(_ref3, 5),
                info = _ref4[0],
                metadata = _ref4[1],
                fileSize = _ref4[2],
                creationDate = _ref4[3],
                modificationDate = _ref4[4];
  
            freezeFieldData({
              'fileName': (0, _ui_utils.getPDFFileNameFromURL)(_this.url),
              'fileSize': fileSize,
              'title': info.Title,
              'author': info.Author,
              'subject': info.Subject,
              'keywords': info.Keywords,
              'creationDate': creationDate,
              'modificationDate': modificationDate,
              'creator': info.Creator,
              'producer': info.Producer,
              'version': info.PDFFormatVersion,
              'pageCount': _this.pdfDocument.numPages
            });
            _this._updateUI();
            return _this.pdfDocument.getDownloadInfo();
          }).then(function (_ref5) {
            var length = _ref5.length;
  
            return _this._parseFileSize(length);
          }).then(function (fileSize) {
            var data = (0, _ui_utils.cloneObj)(_this.fieldData);
            data['fileSize'] = fileSize;
            freezeFieldData(data);
            _this._updateUI();
          });
        });
      }
    }, {
      key: 'close',
      value: function close() {
        this.overlayManager.close(this.overlayName);
      }
    }, {
      key: 'setDocument',
      value: function setDocument(pdfDocument, url) {
        if (this.pdfDocument) {
          this._reset();
          this._updateUI(true);
        }
        if (!pdfDocument) {
          return;
        }
        this.pdfDocument = pdfDocument;
        this.url = url;
        this._dataAvailableCapability.resolve();
      }
    }, {
      key: 'setFileSize',
      value: function setFileSize(fileSize) {
        if (typeof fileSize === 'number' && fileSize > 0) {
          this.maybeFileSize = fileSize;
        }
      }
    }, {
      key: '_reset',
      value: function _reset() {
        this.pdfDocument = null;
        this.url = null;
        this.maybeFileSize = 0;
        delete this.fieldData;
        this._dataAvailableCapability = (0, _pdfjsLib.createPromiseCapability)();
      }
    }, {
      key: '_updateUI',
      value: function _updateUI() {
        var reset = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
  
        if (reset || !this.fieldData) {
          for (var id in this.fields) {
            this.fields[id].textContent = DEFAULT_FIELD_CONTENT;
          }
          return;
        }
        if (this.overlayManager.active !== this.overlayName) {
          return;
        }
        for (var _id in this.fields) {
          var content = this.fieldData[_id];
          this.fields[_id].textContent = content || content === 0 ? content : DEFAULT_FIELD_CONTENT;
        }
      }
    }, {
      key: '_parseFileSize',
      value: function _parseFileSize() {
        var fileSize = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
  
        var kb = fileSize / 1024;
        if (!kb) {
          return Promise.resolve(undefined);
        } else if (kb < 1024) {
          return this.l10n.get('document_properties_kb', {
            size_kb: (+kb.toPrecision(3)).toLocaleString(),
            size_b: fileSize.toLocaleString()
          }, '{{size_kb}} KB ({{size_b}} bytes)');
        }
        return this.l10n.get('document_properties_mb', {
          size_mb: (+(kb / 1024).toPrecision(3)).toLocaleString(),
          size_b: fileSize.toLocaleString()
        }, '{{size_mb}} MB ({{size_b}} bytes)');
      }
    }, {
      key: '_parseDate',
      value: function _parseDate(inputDate) {
        if (!inputDate) {
          return;
        }
        var dateToParse = inputDate;
        if (dateToParse.substring(0, 2) === 'D:') {
          dateToParse = dateToParse.substring(2);
        }
        var year = parseInt(dateToParse.substring(0, 4), 10);
        var month = parseInt(dateToParse.substring(4, 6), 10) - 1;
        var day = parseInt(dateToParse.substring(6, 8), 10);
        var hours = parseInt(dateToParse.substring(8, 10), 10);
        var minutes = parseInt(dateToParse.substring(10, 12), 10);
        var seconds = parseInt(dateToParse.substring(12, 14), 10);
        var utRel = dateToParse.substring(14, 15);
        var offsetHours = parseInt(dateToParse.substring(15, 17), 10);
        var offsetMinutes = parseInt(dateToParse.substring(18, 20), 10);
        if (utRel === '-') {
          hours += offsetHours;
          minutes += offsetMinutes;
        } else if (utRel === '+') {
          hours -= offsetHours;
          minutes -= offsetMinutes;
        }
        var date = new Date(Date.UTC(year, month, day, hours, minutes, seconds));
        var dateString = date.toLocaleDateString();
        var timeString = date.toLocaleTimeString();
        return this.l10n.get('document_properties_date_string', {
          date: dateString,
          time: timeString
        }, '{{date}}, {{time}}');
      }
    }]);
  
    return PDFDocumentProperties;
  }();
  
  exports.PDFDocumentProperties = PDFDocumentProperties;
  
  /***/ }),
  /* 19 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFFindBar = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _pdf_find_controller = __webpack_require__(7);
  
  var _ui_utils = __webpack_require__(0);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var PDFFindBar = function () {
    function PDFFindBar(options) {
      var _this = this;
  
      var l10n = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : _ui_utils.NullL10n;
  
      _classCallCheck(this, PDFFindBar);
  
      this.opened = false;
      this.bar = options.bar || null;
      this.toggleButton = options.toggleButton || null;
      this.findField = options.findField || null;
      this.highlightAll = options.highlightAllCheckbox || null;
      this.caseSensitive = options.caseSensitiveCheckbox || null;
      this.findMsg = options.findMsg || null;
      this.findResultsCount = options.findResultsCount || null;
      this.findStatusIcon = options.findStatusIcon || null;
      this.findPreviousButton = options.findPreviousButton || null;
      this.findNextButton = options.findNextButton || null;
      this.findController = options.findController || null;
      this.eventBus = options.eventBus;
      this.l10n = l10n;
      if (this.findController === null) {
        throw new Error('PDFFindBar cannot be used without a ' + 'PDFFindController instance.');
      }
      this.toggleButton.addEventListener('click', function () {
        _this.toggle();
      });
      this.findField.addEventListener('input', function () {
        _this.dispatchEvent('');
      });
      this.bar.addEventListener('keydown', function (e) {
        switch (e.keyCode) {
          case 13:
            if (e.target === _this.findField) {
              _this.dispatchEvent('again', e.shiftKey);
            }
            break;
          case 27:
            _this.close();
            break;
        }
      });
      this.findPreviousButton.addEventListener('click', function () {
        _this.dispatchEvent('again', true);
      });
      this.findNextButton.addEventListener('click', function () {
        _this.dispatchEvent('again', false);
      });
      this.highlightAll.addEventListener('click', function () {
        _this.dispatchEvent('highlightallchange');
      });
      this.caseSensitive.addEventListener('click', function () {
        _this.dispatchEvent('casesensitivitychange');
      });
      this.eventBus.on('resize', this._adjustWidth.bind(this));
    }
  
    _createClass(PDFFindBar, [{
      key: 'reset',
      value: function reset() {
        this.updateUIState();
      }
    }, {
      key: 'dispatchEvent',
      value: function dispatchEvent(type, findPrev) {
        this.eventBus.dispatch('find', {
          source: this,
          type: type,
          query: this.findField.value,
          caseSensitive: this.caseSensitive.checked,
          phraseSearch: true,
          highlightAll: this.highlightAll.checked,
          findPrevious: findPrev
        });
      }
    }, {
      key: 'updateUIState',
      value: function updateUIState(state, previous, matchCount) {
        var _this2 = this;
  
        var notFound = false;
        var findMsg = '';
        var status = '';
        switch (state) {
          case _pdf_find_controller.FindState.FOUND:
            break;
          case _pdf_find_controller.FindState.PENDING:
            status = 'pending';
            break;
          case _pdf_find_controller.FindState.NOT_FOUND:
            findMsg = this.l10n.get('find_not_found', null, 'Phrase not found');
            notFound = true;
            break;
          case _pdf_find_controller.FindState.WRAPPED:
            if (previous) {
              findMsg = this.l10n.get('find_reached_top', null, 'Reached top of document, continued from bottom');
            } else {
              findMsg = this.l10n.get('find_reached_bottom', null, 'Reached end of document, continued from top');
            }
            break;
        }
        if (notFound) {
          this.findField.classList.add('notFound');
        } else {
          this.findField.classList.remove('notFound');
        }
        this.findField.setAttribute('data-status', status);
        Promise.resolve(findMsg).then(function (msg) {
          _this2.findMsg.textContent = msg;
          _this2._adjustWidth();
        });
        this.updateResultsCount(matchCount);
      }
    }, {
      key: 'updateResultsCount',
      value: function updateResultsCount(matchCount) {
        if (!this.findResultsCount) {
          return;
        }
        if (!matchCount) {
          this.findResultsCount.classList.add('hidden');
          this.findResultsCount.textContent = '';
        } else {
          this.findResultsCount.textContent = matchCount.toLocaleString();
          this.findResultsCount.classList.remove('hidden');
        }
        this._adjustWidth();
      }
    }, {
      key: 'open',
      value: function open() {
        if (!this.opened) {
          this.opened = true;
          this.toggleButton.classList.add('toggled');
          this.bar.classList.remove('hidden');
        }
        this.findField.select();
        this.findField.focus();
        this._adjustWidth();
      }
    }, {
      key: 'close',
      value: function close() {
        if (!this.opened) {
          return;
        }
        this.opened = false;
        this.toggleButton.classList.remove('toggled');
        this.bar.classList.add('hidden');
        this.findController.active = false;
      }
    }, {
      key: 'toggle',
      value: function toggle() {
        if (this.opened) {
          this.close();
        } else {
          this.open();
        }
      }
    }, {
      key: '_adjustWidth',
      value: function _adjustWidth() {
        if (!this.opened) {
          return;
        }
        this.bar.classList.remove('wrapContainers');
        var findbarHeight = this.bar.clientHeight;
        var inputContainerHeight = this.bar.firstElementChild.clientHeight;
        if (findbarHeight > inputContainerHeight) {
          this.bar.classList.add('wrapContainers');
        }
      }
    }]);
  
    return PDFFindBar;
  }();
  
  exports.PDFFindBar = PDFFindBar;
  
  /***/ }),
  /* 20 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFHistory = undefined;
  
  var _dom_events = __webpack_require__(2);
  
  function PDFHistory(options) {
    this.linkService = options.linkService;
    this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)();
    this.initialized = false;
    this.initialDestination = null;
    this.initialBookmark = null;
  }
  PDFHistory.prototype = {
    initialize: function pdfHistoryInitialize(fingerprint) {
      this.initialized = true;
      this.reInitialized = false;
      this.allowHashChange = true;
      this.historyUnlocked = true;
      this.isViewerInPresentationMode = false;
      this.previousHash = window.location.hash.substring(1);
      this.currentBookmark = '';
      this.currentPage = 0;
      this.updatePreviousBookmark = false;
      this.previousBookmark = '';
      this.previousPage = 0;
      this.nextHashParam = '';
      this.fingerprint = fingerprint;
      this.currentUid = this.uid = 0;
      this.current = {};
      var state = window.history.state;
      if (this._isStateObjectDefined(state)) {
        if (state.target.dest) {
          this.initialDestination = state.target.dest;
        } else {
          this.initialBookmark = state.target.hash;
        }
        this.currentUid = state.uid;
        this.uid = state.uid + 1;
        this.current = state.target;
      } else {
        if (state && state.fingerprint && this.fingerprint !== state.fingerprint) {
          this.reInitialized = true;
        }
        this._pushOrReplaceState({ fingerprint: this.fingerprint }, true);
      }
      var self = this;
      window.addEventListener('popstate', function pdfHistoryPopstate(evt) {
        if (!self.historyUnlocked) {
          return;
        }
        if (evt.state) {
          self._goTo(evt.state);
          return;
        }
        if (self.uid === 0) {
          var previousParams = self.previousHash && self.currentBookmark && self.previousHash !== self.currentBookmark ? {
            hash: self.currentBookmark,
            page: self.currentPage
          } : { page: 1 };
          replacePreviousHistoryState(previousParams, function () {
            updateHistoryWithCurrentHash();
          });
        } else {
          updateHistoryWithCurrentHash();
        }
      });
      function updateHistoryWithCurrentHash() {
        self.previousHash = window.location.hash.slice(1);
        self._pushToHistory({ hash: self.previousHash }, false, true);
        self._updatePreviousBookmark();
      }
      function replacePreviousHistoryState(params, callback) {
        self.historyUnlocked = false;
        self.allowHashChange = false;
        window.addEventListener('popstate', rewriteHistoryAfterBack);
        history.back();
        function rewriteHistoryAfterBack() {
          window.removeEventListener('popstate', rewriteHistoryAfterBack);
          window.addEventListener('popstate', rewriteHistoryAfterForward);
          self._pushToHistory(params, false, true);
          history.forward();
        }
        function rewriteHistoryAfterForward() {
          window.removeEventListener('popstate', rewriteHistoryAfterForward);
          self.allowHashChange = true;
          self.historyUnlocked = true;
          callback();
        }
      }
      function pdfHistoryBeforeUnload() {
        var previousParams = self._getPreviousParams(null, true);
        if (previousParams) {
          var replacePrevious = !self.current.dest && self.current.hash !== self.previousHash;
          self._pushToHistory(previousParams, false, replacePrevious);
          self._updatePreviousBookmark();
        }
        window.removeEventListener('beforeunload', pdfHistoryBeforeUnload);
      }
      window.addEventListener('beforeunload', pdfHistoryBeforeUnload);
      window.addEventListener('pageshow', function pdfHistoryPageShow(evt) {
        window.addEventListener('beforeunload', pdfHistoryBeforeUnload);
      });
      self.eventBus.on('presentationmodechanged', function (e) {
        self.isViewerInPresentationMode = e.active;
      });
    },
    clearHistoryState: function pdfHistory_clearHistoryState() {
      this._pushOrReplaceState(null, true);
    },
    _isStateObjectDefined: function pdfHistory_isStateObjectDefined(state) {
      return state && state.uid >= 0 && state.fingerprint && this.fingerprint === state.fingerprint && state.target && state.target.hash ? true : false;
    },
    _pushOrReplaceState: function pdfHistory_pushOrReplaceState(stateObj, replace) {
      if (replace) {
        window.history.replaceState(stateObj, '', document.URL);
      } else {
        window.history.pushState(stateObj, '', document.URL);
      }
    },
    get isHashChangeUnlocked() {
      if (!this.initialized) {
        return true;
      }
      return this.allowHashChange;
    },
    _updatePreviousBookmark: function pdfHistory_updatePreviousBookmark() {
      if (this.updatePreviousBookmark && this.currentBookmark && this.currentPage) {
        this.previousBookmark = this.currentBookmark;
        this.previousPage = this.currentPage;
        this.updatePreviousBookmark = false;
      }
    },
    updateCurrentBookmark: function pdfHistoryUpdateCurrentBookmark(bookmark, pageNum) {
      if (this.initialized) {
        this.currentBookmark = bookmark.substring(1);
        this.currentPage = pageNum | 0;
        this._updatePreviousBookmark();
      }
    },
    updateNextHashParam: function pdfHistoryUpdateNextHashParam(param) {
      if (this.initialized) {
        this.nextHashParam = param;
      }
    },
    push: function pdfHistoryPush(params, isInitialBookmark) {
      if (!(this.initialized && this.historyUnlocked)) {
        return;
      }
      if (params.dest && !params.hash) {
        params.hash = this.current.hash && this.current.dest && this.current.dest === params.dest ? this.current.hash : this.linkService.getDestinationHash(params.dest).split('#')[1];
      }
      if (params.page) {
        params.page |= 0;
      }
      if (isInitialBookmark) {
        var target = window.history.state.target;
        if (!target) {
          this._pushToHistory(params, false);
          this.previousHash = window.location.hash.substring(1);
        }
        this.updatePreviousBookmark = this.nextHashParam ? false : true;
        if (target) {
          this._updatePreviousBookmark();
        }
        return;
      }
      if (this.nextHashParam) {
        if (this.nextHashParam === params.hash) {
          this.nextHashParam = null;
          this.updatePreviousBookmark = true;
          return;
        }
        this.nextHashParam = null;
      }
      if (params.hash) {
        if (this.current.hash) {
          if (this.current.hash !== params.hash) {
            this._pushToHistory(params, true);
          } else {
            if (!this.current.page && params.page) {
              this._pushToHistory(params, false, true);
            }
            this.updatePreviousBookmark = true;
          }
        } else {
          this._pushToHistory(params, true);
        }
      } else if (this.current.page && params.page && this.current.page !== params.page) {
        this._pushToHistory(params, true);
      }
    },
    _getPreviousParams: function pdfHistory_getPreviousParams(onlyCheckPage, beforeUnload) {
      if (!(this.currentBookmark && this.currentPage)) {
        return null;
      } else if (this.updatePreviousBookmark) {
        this.updatePreviousBookmark = false;
      }
      if (this.uid > 0 && !(this.previousBookmark && this.previousPage)) {
        return null;
      }
      if (!this.current.dest && !onlyCheckPage || beforeUnload) {
        if (this.previousBookmark === this.currentBookmark) {
          return null;
        }
      } else if (this.current.page || onlyCheckPage) {
        if (this.previousPage === this.currentPage) {
          return null;
        }
      } else {
        return null;
      }
      var params = {
        hash: this.currentBookmark,
        page: this.currentPage
      };
      if (this.isViewerInPresentationMode) {
        params.hash = null;
      }
      return params;
    },
    _stateObj: function pdfHistory_stateObj(params) {
      return {
        fingerprint: this.fingerprint,
        uid: this.uid,
        target: params
      };
    },
    _pushToHistory: function pdfHistory_pushToHistory(params, addPrevious, overwrite) {
      if (!this.initialized) {
        return;
      }
      if (!params.hash && params.page) {
        params.hash = 'page=' + params.page;
      }
      if (addPrevious && !overwrite) {
        var previousParams = this._getPreviousParams();
        if (previousParams) {
          var replacePrevious = !this.current.dest && this.current.hash !== this.previousHash;
          this._pushToHistory(previousParams, false, replacePrevious);
        }
      }
      this._pushOrReplaceState(this._stateObj(params), overwrite || this.uid === 0);
      this.currentUid = this.uid++;
      this.current = params;
      this.updatePreviousBookmark = true;
    },
    _goTo: function pdfHistory_goTo(state) {
      if (!(this.initialized && this.historyUnlocked && this._isStateObjectDefined(state))) {
        return;
      }
      if (!this.reInitialized && state.uid < this.currentUid) {
        var previousParams = this._getPreviousParams(true);
        if (previousParams) {
          this._pushToHistory(this.current, false);
          this._pushToHistory(previousParams, false);
          this.currentUid = state.uid;
          window.history.back();
          return;
        }
      }
      this.historyUnlocked = false;
      if (state.target.dest) {
        this.linkService.navigateTo(state.target.dest);
      } else {
        this.linkService.setHash(state.target.hash);
      }
      this.currentUid = state.uid;
      if (state.uid > this.uid) {
        this.uid = state.uid;
      }
      this.current = state.target;
      this.updatePreviousBookmark = true;
      var currentHash = window.location.hash.substring(1);
      if (this.previousHash !== currentHash) {
        this.allowHashChange = false;
      }
      this.previousHash = currentHash;
      this.historyUnlocked = true;
    },
    back: function pdfHistoryBack() {
      this.go(-1);
    },
    forward: function pdfHistoryForward() {
      this.go(1);
    },
    go: function pdfHistoryGo(direction) {
      if (this.initialized && this.historyUnlocked) {
        var state = window.history.state;
        if (direction === -1 && state && state.uid > 0) {
          window.history.back();
        } else if (direction === 1 && state && state.uid < this.uid - 1) {
          window.history.forward();
        }
      }
    }
  };
  exports.PDFHistory = PDFHistory;
  
  /***/ }),
  /* 21 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFOutlineViewer = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _pdfjsLib = __webpack_require__(1);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var DEFAULT_TITLE = '\u2013';
  
  var PDFOutlineViewer = function () {
    function PDFOutlineViewer(_ref) {
      var container = _ref.container,
          linkService = _ref.linkService,
          eventBus = _ref.eventBus;
  
      _classCallCheck(this, PDFOutlineViewer);
  
      this.outline = null;
      this.lastToggleIsShow = true;
      this.container = container;
      this.linkService = linkService;
      this.eventBus = eventBus;
    }
  
    _createClass(PDFOutlineViewer, [{
      key: 'reset',
      value: function reset() {
        this.outline = null;
        this.lastToggleIsShow = true;
        this.container.textContent = '';
        this.container.classList.remove('outlineWithDeepNesting');
      }
    }, {
      key: '_dispatchEvent',
      value: function _dispatchEvent(outlineCount) {
        this.eventBus.dispatch('outlineloaded', {
          source: this,
          outlineCount: outlineCount
        });
      }
    }, {
      key: '_bindLink',
      value: function _bindLink(element, item) {
        var _this = this;
  
        if (item.url) {
          (0, _pdfjsLib.addLinkAttributes)(element, {
            url: item.url,
            target: item.newWindow ? _pdfjsLib.PDFJS.LinkTarget.BLANK : undefined
          });
          return;
        }
        var destination = item.dest;
        element.href = this.linkService.getDestinationHash(destination);
        element.onclick = function () {
          if (destination) {
            _this.linkService.navigateTo(destination);
          }
          return false;
        };
      }
    }, {
      key: '_setStyles',
      value: function _setStyles(element, item) {
        var styleStr = '';
        if (item.bold) {
          styleStr += 'font-weight: bold;';
        }
        if (item.italic) {
          styleStr += 'font-style: italic;';
        }
        if (styleStr) {
          element.setAttribute('style', styleStr);
        }
      }
    }, {
      key: '_addToggleButton',
      value: function _addToggleButton(div) {
        var _this2 = this;
  
        var toggler = document.createElement('div');
        toggler.className = 'outlineItemToggler';
        toggler.onclick = function (evt) {
          evt.stopPropagation();
          toggler.classList.toggle('outlineItemsHidden');
          if (evt.shiftKey) {
            var shouldShowAll = !toggler.classList.contains('outlineItemsHidden');
            _this2._toggleOutlineItem(div, shouldShowAll);
          }
        };
        div.insertBefore(toggler, div.firstChild);
      }
    }, {
      key: '_toggleOutlineItem',
      value: function _toggleOutlineItem(root, show) {
        this.lastToggleIsShow = show;
        var togglers = root.querySelectorAll('.outlineItemToggler');
        for (var i = 0, ii = togglers.length; i < ii; ++i) {
          togglers[i].classList[show ? 'remove' : 'add']('outlineItemsHidden');
        }
      }
    }, {
      key: 'toggleOutlineTree',
      value: function toggleOutlineTree() {
        if (!this.outline) {
          return;
        }
        this._toggleOutlineItem(this.container, !this.lastToggleIsShow);
      }
    }, {
      key: 'render',
      value: function render(_ref2) {
        var outline = _ref2.outline;
  
        var outlineCount = 0;
        if (this.outline) {
          this.reset();
        }
        this.outline = outline || null;
        if (!outline) {
          this._dispatchEvent(outlineCount);
          return;
        }
        var fragment = document.createDocumentFragment();
        var queue = [{
          parent: fragment,
          items: this.outline
        }];
        var hasAnyNesting = false;
        while (queue.length > 0) {
          var levelData = queue.shift();
          for (var i = 0, len = levelData.items.length; i < len; i++) {
            var item = levelData.items[i];
            var div = document.createElement('div');
            div.className = 'outlineItem';
            var element = document.createElement('a');
            this._bindLink(element, item);
            this._setStyles(element, item);
            element.textContent = (0, _pdfjsLib.removeNullCharacters)(item.title) || DEFAULT_TITLE;
            div.appendChild(element);
            if (item.items.length > 0) {
              hasAnyNesting = true;
              this._addToggleButton(div);
              var itemsDiv = document.createElement('div');
              itemsDiv.className = 'outlineItems';
              div.appendChild(itemsDiv);
              queue.push({
                parent: itemsDiv,
                items: item.items
              });
            }
            levelData.parent.appendChild(div);
            outlineCount++;
          }
        }
        if (hasAnyNesting) {
          this.container.classList.add('outlineWithDeepNesting');
        }
        this.container.appendChild(fragment);
        this._dispatchEvent(outlineCount);
      }
    }]);
  
    return PDFOutlineViewer;
  }();
  
  exports.PDFOutlineViewer = PDFOutlineViewer;
  
  /***/ }),
  /* 22 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFPageView = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _ui_utils = __webpack_require__(0);
  
  var _pdfjsLib = __webpack_require__(1);
  
  var _dom_events = __webpack_require__(2);
  
  var _pdf_rendering_queue = __webpack_require__(3);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var PDFPageView = function () {
    function PDFPageView(options) {
      _classCallCheck(this, PDFPageView);
  
      var container = options.container;
      var defaultViewport = options.defaultViewport;
      this.id = options.id;
      this.renderingId = 'page' + this.id;
      this.pdfPage = null;
      this.pageLabel = null;
      this.rotation = 0;
      this.scale = options.scale || _ui_utils.DEFAULT_SCALE;
      this.viewport = defaultViewport;
      this.pdfPageRotate = defaultViewport.rotation;
      this.hasRestrictedScaling = false;
      this.enhanceTextSelection = options.enhanceTextSelection || false;
      this.renderInteractiveForms = options.renderInteractiveForms || false;
      this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)();
      this.renderingQueue = options.renderingQueue;
      this.textLayerFactory = options.textLayerFactory;
      this.annotationLayerFactory = options.annotationLayerFactory;
      this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
      this.l10n = options.l10n || _ui_utils.NullL10n;
      this.paintTask = null;
      this.paintedViewportMap = new WeakMap();
      this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
      this.resume = null;
      this.error = null;
      this.onBeforeDraw = null;
      this.onAfterDraw = null;
      this.annotationLayer = null;
      this.textLayer = null;
      this.zoomLayer = null;
      var div = document.createElement('div');
      div.className = 'page';
      div.style.width = Math.floor(this.viewport.width) + 'px';
      div.style.height = Math.floor(this.viewport.height) + 'px';
      div.setAttribute('data-page-number', this.id);
      this.div = div;
      container.appendChild(div);
    }
  
    _createClass(PDFPageView, [{
      key: 'setPdfPage',
      value: function setPdfPage(pdfPage) {
        this.pdfPage = pdfPage;
        this.pdfPageRotate = pdfPage.rotate;
        var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
        this.viewport = pdfPage.getViewport(this.scale * _ui_utils.CSS_UNITS, totalRotation);
        this.stats = pdfPage.stats;
        this.reset();
      }
    }, {
      key: 'destroy',
      value: function destroy() {
        this.reset();
        if (this.pdfPage) {
          this.pdfPage.cleanup();
          this.pdfPage = null;
        }
      }
    }, {
      key: '_resetZoomLayer',
      value: function _resetZoomLayer() {
        var removeFromDOM = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
  
        if (!this.zoomLayer) {
          return;
        }
        var zoomLayerCanvas = this.zoomLayer.firstChild;
        this.paintedViewportMap.delete(zoomLayerCanvas);
        zoomLayerCanvas.width = 0;
        zoomLayerCanvas.height = 0;
        if (removeFromDOM) {
          this.zoomLayer.remove();
        }
        this.zoomLayer = null;
      }
    }, {
      key: 'reset',
      value: function reset() {
        var keepZoomLayer = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
        var keepAnnotations = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
  
        this.cancelRendering();
        var div = this.div;
        div.style.width = Math.floor(this.viewport.width) + 'px';
        div.style.height = Math.floor(this.viewport.height) + 'px';
        var childNodes = div.childNodes;
        var currentZoomLayerNode = keepZoomLayer && this.zoomLayer || null;
        var currentAnnotationNode = keepAnnotations && this.annotationLayer && this.annotationLayer.div || null;
        for (var i = childNodes.length - 1; i >= 0; i--) {
          var node = childNodes[i];
          if (currentZoomLayerNode === node || currentAnnotationNode === node) {
            continue;
          }
          div.removeChild(node);
        }
        div.removeAttribute('data-loaded');
        if (currentAnnotationNode) {
          this.annotationLayer.hide();
        } else {
          this.annotationLayer = null;
        }
        if (!currentZoomLayerNode) {
          if (this.canvas) {
            this.paintedViewportMap.delete(this.canvas);
            this.canvas.width = 0;
            this.canvas.height = 0;
            delete this.canvas;
          }
          this._resetZoomLayer();
        }
        if (this.svg) {
          this.paintedViewportMap.delete(this.svg);
          delete this.svg;
        }
        this.loadingIconDiv = document.createElement('div');
        this.loadingIconDiv.className = 'loadingIcon';
        div.appendChild(this.loadingIconDiv);
      }
    }, {
      key: 'update',
      value: function update(scale, rotation) {
        this.scale = scale || this.scale;
        if (typeof rotation !== 'undefined') {
          this.rotation = rotation;
        }
        var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
        this.viewport = this.viewport.clone({
          scale: this.scale * _ui_utils.CSS_UNITS,
          rotation: totalRotation
        });
        if (this.svg) {
          this.cssTransform(this.svg, true);
          this.eventBus.dispatch('pagerendered', {
            source: this,
            pageNumber: this.id,
            cssTransform: true
          });
          return;
        }
        var isScalingRestricted = false;
        if (this.canvas && _pdfjsLib.PDFJS.maxCanvasPixels > 0) {
          var outputScale = this.outputScale;
          if ((Math.floor(this.viewport.width) * outputScale.sx | 0) * (Math.floor(this.viewport.height) * outputScale.sy | 0) > _pdfjsLib.PDFJS.maxCanvasPixels) {
            isScalingRestricted = true;
          }
        }
        if (this.canvas) {
          if (_pdfjsLib.PDFJS.useOnlyCssZoom || this.hasRestrictedScaling && isScalingRestricted) {
            this.cssTransform(this.canvas, true);
            this.eventBus.dispatch('pagerendered', {
              source: this,
              pageNumber: this.id,
              cssTransform: true
            });
            return;
          }
          if (!this.zoomLayer && !this.canvas.hasAttribute('hidden')) {
            this.zoomLayer = this.canvas.parentNode;
            this.zoomLayer.style.position = 'absolute';
          }
        }
        if (this.zoomLayer) {
          this.cssTransform(this.zoomLayer.firstChild);
        }
        this.reset(true, true);
      }
    }, {
      key: 'cancelRendering',
      value: function cancelRendering() {
        if (this.paintTask) {
          this.paintTask.cancel();
          this.paintTask = null;
        }
        this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
        this.resume = null;
        if (this.textLayer) {
          this.textLayer.cancel();
          this.textLayer = null;
        }
      }
    }, {
      key: 'cssTransform',
      value: function cssTransform(target) {
        var redrawAnnotations = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
  
        var width = this.viewport.width;
        var height = this.viewport.height;
        var div = this.div;
        target.style.width = target.parentNode.style.width = div.style.width = Math.floor(width) + 'px';
        target.style.height = target.parentNode.style.height = div.style.height = Math.floor(height) + 'px';
        var relativeRotation = this.viewport.rotation - this.paintedViewportMap.get(target).rotation;
        var absRotation = Math.abs(relativeRotation);
        var scaleX = 1,
            scaleY = 1;
        if (absRotation === 90 || absRotation === 270) {
          scaleX = height / width;
          scaleY = width / height;
        }
        var cssTransform = 'rotate(' + relativeRotation + 'deg) ' + 'scale(' + scaleX + ',' + scaleY + ')';
        _pdfjsLib.CustomStyle.setProp('transform', target, cssTransform);
        if (this.textLayer) {
          var textLayerViewport = this.textLayer.viewport;
          var textRelativeRotation = this.viewport.rotation - textLayerViewport.rotation;
          var textAbsRotation = Math.abs(textRelativeRotation);
          var scale = width / textLayerViewport.width;
          if (textAbsRotation === 90 || textAbsRotation === 270) {
            scale = width / textLayerViewport.height;
          }
          var textLayerDiv = this.textLayer.textLayerDiv;
          var transX = void 0,
              transY = void 0;
          switch (textAbsRotation) {
            case 0:
              transX = transY = 0;
              break;
            case 90:
              transX = 0;
              transY = '-' + textLayerDiv.style.height;
              break;
            case 180:
              transX = '-' + textLayerDiv.style.width;
              transY = '-' + textLayerDiv.style.height;
              break;
            case 270:
              transX = '-' + textLayerDiv.style.width;
              transY = 0;
              break;
            default:
              console.error('Bad rotation value.');
              break;
          }
          _pdfjsLib.CustomStyle.setProp('transform', textLayerDiv, 'rotate(' + textAbsRotation + 'deg) ' + 'scale(' + scale + ', ' + scale + ') ' + 'translate(' + transX + ', ' + transY + ')');
          _pdfjsLib.CustomStyle.setProp('transformOrigin', textLayerDiv, '0% 0%');
        }
        if (redrawAnnotations && this.annotationLayer) {
          this.annotationLayer.render(this.viewport, 'display');
        }
      }
    }, {
      key: 'getPagePoint',
      value: function getPagePoint(x, y) {
        return this.viewport.convertToPdfPoint(x, y);
      }
    }, {
      key: 'draw',
      value: function draw() {
        var _this = this;
  
        if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
          console.error('Must be in new state before drawing');
          this.reset();
        }
        if (!this.pdfPage) {
          this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
          return Promise.reject(new Error('Page is not loaded'));
        }
        this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
        var pdfPage = this.pdfPage;
        var div = this.div;
        var canvasWrapper = document.createElement('div');
        canvasWrapper.style.width = div.style.width;
        canvasWrapper.style.height = div.style.height;
        canvasWrapper.classList.add('canvasWrapper');
        if (this.annotationLayer && this.annotationLayer.div) {
          div.insertBefore(canvasWrapper, this.annotationLayer.div);
        } else {
          div.appendChild(canvasWrapper);
        }
        var textLayer = null;
        if (this.textLayerFactory) {
          var textLayerDiv = document.createElement('div');
          textLayerDiv.className = 'textLayer';
          textLayerDiv.style.width = canvasWrapper.style.width;
          textLayerDiv.style.height = canvasWrapper.style.height;
          if (this.annotationLayer && this.annotationLayer.div) {
            div.insertBefore(textLayerDiv, this.annotationLayer.div);
          } else {
            div.appendChild(textLayerDiv);
          }
          textLayer = this.textLayerFactory.createTextLayerBuilder(textLayerDiv, this.id - 1, this.viewport, this.enhanceTextSelection);
        }
        this.textLayer = textLayer;
        var renderContinueCallback = null;
        if (this.renderingQueue) {
          renderContinueCallback = function renderContinueCallback(cont) {
            if (!_this.renderingQueue.isHighestPriority(_this)) {
              _this.renderingState = _pdf_rendering_queue.RenderingStates.PAUSED;
              _this.resume = function () {
                _this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
                cont();
              };
              return;
            }
            cont();
          };
        }
        var finishPaintTask = function finishPaintTask(error) {
          if (paintTask === _this.paintTask) {
            _this.paintTask = null;
          }
          if (error === 'cancelled' || error instanceof _pdfjsLib.RenderingCancelledException) {
            _this.error = null;
            return Promise.resolve(undefined);
          }
          _this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
          if (_this.loadingIconDiv) {
            div.removeChild(_this.loadingIconDiv);
            delete _this.loadingIconDiv;
          }
          _this._resetZoomLayer(true);
          _this.error = error;
          _this.stats = pdfPage.stats;
          if (_this.onAfterDraw) {
            _this.onAfterDraw();
          }
          _this.eventBus.dispatch('pagerendered', {
            source: _this,
            pageNumber: _this.id,
            cssTransform: false
          });
          if (error) {
            return Promise.reject(error);
          }
          return Promise.resolve(undefined);
        };
        var paintTask = this.renderer === _ui_utils.RendererType.SVG ? this.paintOnSvg(canvasWrapper) : this.paintOnCanvas(canvasWrapper);
        paintTask.onRenderContinue = renderContinueCallback;
        this.paintTask = paintTask;
        var resultPromise = paintTask.promise.then(function () {
          return finishPaintTask(null).then(function () {
            if (textLayer) {
              var readableStream = pdfPage.streamTextContent({ normalizeWhitespace: true });
              textLayer.setTextContentStream(readableStream);
              textLayer.render();
            }
          });
        }, function (reason) {
          return finishPaintTask(reason);
        });
        if (this.annotationLayerFactory) {
          if (!this.annotationLayer) {
            this.annotationLayer = this.annotationLayerFactory.createAnnotationLayerBuilder(div, pdfPage, this.renderInteractiveForms, this.l10n);
          }
          this.annotationLayer.render(this.viewport, 'display');
        }
        div.setAttribute('data-loaded', true);
        if (this.onBeforeDraw) {
          this.onBeforeDraw();
        }
        return resultPromise;
      }
    }, {
      key: 'paintOnCanvas',
      value: function paintOnCanvas(canvasWrapper) {
        var renderCapability = (0, _pdfjsLib.createPromiseCapability)();
        var result = {
          promise: renderCapability.promise,
          onRenderContinue: function onRenderContinue(cont) {
            cont();
          },
          cancel: function cancel() {
            renderTask.cancel();
          }
        };
        var viewport = this.viewport;
        var canvas = document.createElement('canvas');
        canvas.id = this.renderingId;
        canvas.setAttribute('hidden', 'hidden');
        var isCanvasHidden = true;
        var showCanvas = function showCanvas() {
          if (isCanvasHidden) {
            canvas.removeAttribute('hidden');
            isCanvasHidden = false;
          }
        };
        canvasWrapper.appendChild(canvas);
        this.canvas = canvas;
        canvas.mozOpaque = true;
        var ctx = canvas.getContext('2d', { alpha: false });
        var outputScale = (0, _ui_utils.getOutputScale)(ctx);
        this.outputScale = outputScale;
        if (_pdfjsLib.PDFJS.useOnlyCssZoom) {
          var actualSizeViewport = viewport.clone({ scale: _ui_utils.CSS_UNITS });
          outputScale.sx *= actualSizeViewport.width / viewport.width;
          outputScale.sy *= actualSizeViewport.height / viewport.height;
          outputScale.scaled = true;
        }
        if (_pdfjsLib.PDFJS.maxCanvasPixels > 0) {
          var pixelsInViewport = viewport.width * viewport.height;
          var maxScale = Math.sqrt(_pdfjsLib.PDFJS.maxCanvasPixels / pixelsInViewport);
          if (outputScale.sx > maxScale || outputScale.sy > maxScale) {
            outputScale.sx = maxScale;
            outputScale.sy = maxScale;
            outputScale.scaled = true;
            this.hasRestrictedScaling = true;
          } else {
            this.hasRestrictedScaling = false;
          }
        }
        var sfx = (0, _ui_utils.approximateFraction)(outputScale.sx);
        var sfy = (0, _ui_utils.approximateFraction)(outputScale.sy);
        canvas.width = (0, _ui_utils.roundToDivide)(viewport.width * outputScale.sx, sfx[0]);
        canvas.height = (0, _ui_utils.roundToDivide)(viewport.height * outputScale.sy, sfy[0]);
        canvas.style.width = (0, _ui_utils.roundToDivide)(viewport.width, sfx[1]) + 'px';
        canvas.style.height = (0, _ui_utils.roundToDivide)(viewport.height, sfy[1]) + 'px';
        this.paintedViewportMap.set(canvas, viewport);
        var transform = !outputScale.scaled ? null : [outputScale.sx, 0, 0, outputScale.sy, 0, 0];
        var renderContext = {
          canvasContext: ctx,
          transform: transform,
          viewport: this.viewport,
          renderInteractiveForms: this.renderInteractiveForms
        };
        var renderTask = this.pdfPage.render(renderContext);
        renderTask.onContinue = function (cont) {
          showCanvas();
          if (result.onRenderContinue) {
            result.onRenderContinue(cont);
          } else {
            cont();
          }
        };
        renderTask.promise.then(function () {
          showCanvas();
          renderCapability.resolve(undefined);
        }, function (error) {
          showCanvas();
          renderCapability.reject(error);
        });
        return result;
      }
    }, {
      key: 'paintOnSvg',
      value: function paintOnSvg(wrapper) {
        var _this2 = this;
  
        var cancelled = false;
        var ensureNotCancelled = function ensureNotCancelled() {
          if (cancelled) {
            if (_pdfjsLib.PDFJS.pdfjsNext) {
              throw new _pdfjsLib.RenderingCancelledException('Rendering cancelled, page ' + _this2.id, 'svg');
            } else {
              throw 'cancelled';
            }
          }
        };
        var pdfPage = this.pdfPage;
        var actualSizeViewport = this.viewport.clone({ scale: _ui_utils.CSS_UNITS });
        var promise = pdfPage.getOperatorList().then(function (opList) {
          ensureNotCancelled();
          var svgGfx = new _pdfjsLib.SVGGraphics(pdfPage.commonObjs, pdfPage.objs);
          return svgGfx.getSVG(opList, actualSizeViewport).then(function (svg) {
            ensureNotCancelled();
            _this2.svg = svg;
            _this2.paintedViewportMap.set(svg, actualSizeViewport);
            svg.style.width = wrapper.style.width;
            svg.style.height = wrapper.style.height;
            _this2.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
            wrapper.appendChild(svg);
          });
        });
        return {
          promise: promise,
          onRenderContinue: function onRenderContinue(cont) {
            cont();
          },
          cancel: function cancel() {
            cancelled = true;
          }
        };
      }
    }, {
      key: 'setPageLabel',
      value: function setPageLabel(label) {
        this.pageLabel = typeof label === 'string' ? label : null;
        if (this.pageLabel !== null) {
          this.div.setAttribute('data-page-label', this.pageLabel);
        } else {
          this.div.removeAttribute('data-page-label');
        }
      }
    }, {
      key: 'width',
      get: function get() {
        return this.viewport.width;
      }
    }, {
      key: 'height',
      get: function get() {
        return this.viewport.height;
      }
    }]);
  
    return PDFPageView;
  }();
  
  exports.PDFPageView = PDFPageView;
  
  /***/ }),
  /* 23 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFPresentationMode = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _ui_utils = __webpack_require__(0);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var DELAY_BEFORE_RESETTING_SWITCH_IN_PROGRESS = 1500;
  var DELAY_BEFORE_HIDING_CONTROLS = 3000;
  var ACTIVE_SELECTOR = 'pdfPresentationMode';
  var CONTROLS_SELECTOR = 'pdfPresentationModeControls';
  var MOUSE_SCROLL_COOLDOWN_TIME = 50;
  var PAGE_SWITCH_THRESHOLD = 0.1;
  var SWIPE_MIN_DISTANCE_THRESHOLD = 50;
  var SWIPE_ANGLE_THRESHOLD = Math.PI / 6;
  
  var PDFPresentationMode = function () {
    function PDFPresentationMode(_ref) {
      var _this = this;
  
      var container = _ref.container,
          _ref$viewer = _ref.viewer,
          viewer = _ref$viewer === undefined ? null : _ref$viewer,
          pdfViewer = _ref.pdfViewer,
          eventBus = _ref.eventBus,
          _ref$contextMenuItems = _ref.contextMenuItems,
          contextMenuItems = _ref$contextMenuItems === undefined ? null : _ref$contextMenuItems;
  
      _classCallCheck(this, PDFPresentationMode);
  
      this.container = container;
      this.viewer = viewer || container.firstElementChild;
      this.pdfViewer = pdfViewer;
      this.eventBus = eventBus;
      this.active = false;
      this.args = null;
      this.contextMenuOpen = false;
      this.mouseScrollTimeStamp = 0;
      this.mouseScrollDelta = 0;
      this.touchSwipeState = null;
      if (contextMenuItems) {
        contextMenuItems.contextFirstPage.addEventListener('click', function () {
          _this.contextMenuOpen = false;
          _this.eventBus.dispatch('firstpage');
        });
        contextMenuItems.contextLastPage.addEventListener('click', function () {
          _this.contextMenuOpen = false;
          _this.eventBus.dispatch('lastpage');
        });
        contextMenuItems.contextPageRotateCw.addEventListener('click', function () {
          _this.contextMenuOpen = false;
          _this.eventBus.dispatch('rotatecw');
        });
        contextMenuItems.contextPageRotateCcw.addEventListener('click', function () {
          _this.contextMenuOpen = false;
          _this.eventBus.dispatch('rotateccw');
        });
      }
    }
  
    _createClass(PDFPresentationMode, [{
      key: 'request',
      value: function request() {
        if (this.switchInProgress || this.active || !this.viewer.hasChildNodes()) {
          return false;
        }
        this._addFullscreenChangeListeners();
        this._setSwitchInProgress();
        this._notifyStateChange();
        if (this.container.requestFullscreen) {
          this.container.requestFullscreen();
        } else if (this.container.mozRequestFullScreen) {
          this.container.mozRequestFullScreen();
        } else if (this.container.webkitRequestFullscreen) {
          this.container.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT);
        } else if (this.container.msRequestFullscreen) {
          this.container.msRequestFullscreen();
        } else {
          return false;
        }
        this.args = {
          page: this.pdfViewer.currentPageNumber,
          previousScale: this.pdfViewer.currentScaleValue
        };
        return true;
      }
    }, {
      key: '_mouseWheel',
      value: function _mouseWheel(evt) {
        if (!this.active) {
          return;
        }
        evt.preventDefault();
        var delta = (0, _ui_utils.normalizeWheelEventDelta)(evt);
        var currentTime = new Date().getTime();
        var storedTime = this.mouseScrollTimeStamp;
        if (currentTime > storedTime && currentTime - storedTime < MOUSE_SCROLL_COOLDOWN_TIME) {
          return;
        }
        if (this.mouseScrollDelta > 0 && delta < 0 || this.mouseScrollDelta < 0 && delta > 0) {
          this._resetMouseScrollState();
        }
        this.mouseScrollDelta += delta;
        if (Math.abs(this.mouseScrollDelta) >= PAGE_SWITCH_THRESHOLD) {
          var totalDelta = this.mouseScrollDelta;
          this._resetMouseScrollState();
          var success = totalDelta > 0 ? this._goToPreviousPage() : this._goToNextPage();
          if (success) {
            this.mouseScrollTimeStamp = currentTime;
          }
        }
      }
    }, {
      key: '_goToPreviousPage',
      value: function _goToPreviousPage() {
        var page = this.pdfViewer.currentPageNumber;
        if (page <= 1) {
          return false;
        }
        this.pdfViewer.currentPageNumber = page - 1;
        return true;
      }
    }, {
      key: '_goToNextPage',
      value: function _goToNextPage() {
        var page = this.pdfViewer.currentPageNumber;
        if (page >= this.pdfViewer.pagesCount) {
          return false;
        }
        this.pdfViewer.currentPageNumber = page + 1;
        return true;
      }
    }, {
      key: '_notifyStateChange',
      value: function _notifyStateChange() {
        this.eventBus.dispatch('presentationmodechanged', {
          source: this,
          active: this.active,
          switchInProgress: !!this.switchInProgress
        });
      }
    }, {
      key: '_setSwitchInProgress',
      value: function _setSwitchInProgress() {
        var _this2 = this;
  
        if (this.switchInProgress) {
          clearTimeout(this.switchInProgress);
        }
        this.switchInProgress = setTimeout(function () {
          _this2._removeFullscreenChangeListeners();
          delete _this2.switchInProgress;
          _this2._notifyStateChange();
        }, DELAY_BEFORE_RESETTING_SWITCH_IN_PROGRESS);
      }
    }, {
      key: '_resetSwitchInProgress',
      value: function _resetSwitchInProgress() {
        if (this.switchInProgress) {
          clearTimeout(this.switchInProgress);
          delete this.switchInProgress;
        }
      }
    }, {
      key: '_enter',
      value: function _enter() {
        var _this3 = this;
  
        this.active = true;
        this._resetSwitchInProgress();
        this._notifyStateChange();
        this.container.classList.add(ACTIVE_SELECTOR);
        setTimeout(function () {
          _this3.pdfViewer.currentPageNumber = _this3.args.page;
          _this3.pdfViewer.currentScaleValue = 'page-fit';
        }, 0);
        this._addWindowListeners();
        this._showControls();
        this.contextMenuOpen = false;
        this.container.setAttribute('contextmenu', 'viewerContextMenu');
        window.getSelection().removeAllRanges();
      }
    }, {
      key: '_exit',
      value: function _exit() {
        var _this4 = this;
  
        var page = this.pdfViewer.currentPageNumber;
        this.container.classList.remove(ACTIVE_SELECTOR);
        setTimeout(function () {
          _this4.active = false;
          _this4._removeFullscreenChangeListeners();
          _this4._notifyStateChange();
          _this4.pdfViewer.currentScaleValue = _this4.args.previousScale;
          _this4.pdfViewer.currentPageNumber = page;
          _this4.args = null;
        }, 0);
        this._removeWindowListeners();
        this._hideControls();
        this._resetMouseScrollState();
        this.container.removeAttribute('contextmenu');
        this.contextMenuOpen = false;
      }
    }, {
      key: '_mouseDown',
      value: function _mouseDown(evt) {
        if (this.contextMenuOpen) {
          this.contextMenuOpen = false;
          evt.preventDefault();
          return;
        }
        if (evt.button === 0) {
          var isInternalLink = evt.target.href && evt.target.classList.contains('internalLink');
          if (!isInternalLink) {
            evt.preventDefault();
            if (evt.shiftKey) {
              this._goToPreviousPage();
            } else {
              this._goToNextPage();
            }
          }
        }
      }
    }, {
      key: '_contextMenu',
      value: function _contextMenu() {
        this.contextMenuOpen = true;
      }
    }, {
      key: '_showControls',
      value: function _showControls() {
        var _this5 = this;
  
        if (this.controlsTimeout) {
          clearTimeout(this.controlsTimeout);
        } else {
          this.container.classList.add(CONTROLS_SELECTOR);
        }
        this.controlsTimeout = setTimeout(function () {
          _this5.container.classList.remove(CONTROLS_SELECTOR);
          delete _this5.controlsTimeout;
        }, DELAY_BEFORE_HIDING_CONTROLS);
      }
    }, {
      key: '_hideControls',
      value: function _hideControls() {
        if (!this.controlsTimeout) {
          return;
        }
        clearTimeout(this.controlsTimeout);
        this.container.classList.remove(CONTROLS_SELECTOR);
        delete this.controlsTimeout;
      }
    }, {
      key: '_resetMouseScrollState',
      value: function _resetMouseScrollState() {
        this.mouseScrollTimeStamp = 0;
        this.mouseScrollDelta = 0;
      }
    }, {
      key: '_touchSwipe',
      value: function _touchSwipe(evt) {
        if (!this.active) {
          return;
        }
        if (evt.touches.length > 1) {
          this.touchSwipeState = null;
          return;
        }
        switch (evt.type) {
          case 'touchstart':
            this.touchSwipeState = {
              startX: evt.touches[0].pageX,
              startY: evt.touches[0].pageY,
              endX: evt.touches[0].pageX,
              endY: evt.touches[0].pageY
            };
            break;
          case 'touchmove':
            if (this.touchSwipeState === null) {
              return;
            }
            this.touchSwipeState.endX = evt.touches[0].pageX;
            this.touchSwipeState.endY = evt.touches[0].pageY;
            evt.preventDefault();
            break;
          case 'touchend':
            if (this.touchSwipeState === null) {
              return;
            }
            var delta = 0;
            var dx = this.touchSwipeState.endX - this.touchSwipeState.startX;
            var dy = this.touchSwipeState.endY - this.touchSwipeState.startY;
            var absAngle = Math.abs(Math.atan2(dy, dx));
            if (Math.abs(dx) > SWIPE_MIN_DISTANCE_THRESHOLD && (absAngle <= SWIPE_ANGLE_THRESHOLD || absAngle >= Math.PI - SWIPE_ANGLE_THRESHOLD)) {
              delta = dx;
            } else if (Math.abs(dy) > SWIPE_MIN_DISTANCE_THRESHOLD && Math.abs(absAngle - Math.PI / 2) <= SWIPE_ANGLE_THRESHOLD) {
              delta = dy;
            }
            if (delta > 0) {
              this._goToPreviousPage();
            } else if (delta < 0) {
              this._goToNextPage();
            }
            break;
        }
      }
    }, {
      key: '_addWindowListeners',
      value: function _addWindowListeners() {
        this.showControlsBind = this._showControls.bind(this);
        this.mouseDownBind = this._mouseDown.bind(this);
        this.mouseWheelBind = this._mouseWheel.bind(this);
        this.resetMouseScrollStateBind = this._resetMouseScrollState.bind(this);
        this.contextMenuBind = this._contextMenu.bind(this);
        this.touchSwipeBind = this._touchSwipe.bind(this);
        window.addEventListener('mousemove', this.showControlsBind);
        window.addEventListener('mousedown', this.mouseDownBind);
        window.addEventListener('wheel', this.mouseWheelBind);
        window.addEventListener('keydown', this.resetMouseScrollStateBind);
        window.addEventListener('contextmenu', this.contextMenuBind);
        window.addEventListener('touchstart', this.touchSwipeBind);
        window.addEventListener('touchmove', this.touchSwipeBind);
        window.addEventListener('touchend', this.touchSwipeBind);
      }
    }, {
      key: '_removeWindowListeners',
      value: function _removeWindowListeners() {
        window.removeEventListener('mousemove', this.showControlsBind);
        window.removeEventListener('mousedown', this.mouseDownBind);
        window.removeEventListener('wheel', this.mouseWheelBind);
        window.removeEventListener('keydown', this.resetMouseScrollStateBind);
        window.removeEventListener('contextmenu', this.contextMenuBind);
        window.removeEventListener('touchstart', this.touchSwipeBind);
        window.removeEventListener('touchmove', this.touchSwipeBind);
        window.removeEventListener('touchend', this.touchSwipeBind);
        delete this.showControlsBind;
        delete this.mouseDownBind;
        delete this.mouseWheelBind;
        delete this.resetMouseScrollStateBind;
        delete this.contextMenuBind;
        delete this.touchSwipeBind;
      }
    }, {
      key: '_fullscreenChange',
      value: function _fullscreenChange() {
        if (this.isFullscreen) {
          this._enter();
        } else {
          this._exit();
        }
      }
    }, {
      key: '_addFullscreenChangeListeners',
      value: function _addFullscreenChangeListeners() {
        this.fullscreenChangeBind = this._fullscreenChange.bind(this);
        window.addEventListener('fullscreenchange', this.fullscreenChangeBind);
        window.addEventListener('mozfullscreenchange', this.fullscreenChangeBind);
        window.addEventListener('webkitfullscreenchange', this.fullscreenChangeBind);
        window.addEventListener('MSFullscreenChange', this.fullscreenChangeBind);
      }
    }, {
      key: '_removeFullscreenChangeListeners',
      value: function _removeFullscreenChangeListeners() {
        window.removeEventListener('fullscreenchange', this.fullscreenChangeBind);
        window.removeEventListener('mozfullscreenchange', this.fullscreenChangeBind);
        window.removeEventListener('webkitfullscreenchange', this.fullscreenChangeBind);
        window.removeEventListener('MSFullscreenChange', this.fullscreenChangeBind);
        delete this.fullscreenChangeBind;
      }
    }, {
      key: 'isFullscreen',
      get: function get() {
        return !!(document.fullscreenElement || document.mozFullScreen || document.webkitIsFullScreen || document.msFullscreenElement);
      }
    }]);
  
    return PDFPresentationMode;
  }();
  
  exports.PDFPresentationMode = PDFPresentationMode;
  
  /***/ }),
  /* 24 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFSidebar = exports.SidebarView = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _ui_utils = __webpack_require__(0);
  
  var _pdf_rendering_queue = __webpack_require__(3);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var UI_NOTIFICATION_CLASS = 'pdfSidebarNotification';
  var SidebarView = {
    NONE: 0,
    THUMBS: 1,
    OUTLINE: 2,
    ATTACHMENTS: 3
  };
  
  var PDFSidebar = function () {
    function PDFSidebar(options) {
      var l10n = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : _ui_utils.NullL10n;
  
      _classCallCheck(this, PDFSidebar);
  
      this.isOpen = false;
      this.active = SidebarView.THUMBS;
      this.isInitialViewSet = false;
      this.onToggled = null;
      this.pdfViewer = options.pdfViewer;
      this.pdfThumbnailViewer = options.pdfThumbnailViewer;
      this.pdfOutlineViewer = options.pdfOutlineViewer;
      this.mainContainer = options.mainContainer;
      this.outerContainer = options.outerContainer;
      this.eventBus = options.eventBus;
      this.toggleButton = options.toggleButton;
      this.thumbnailButton = options.thumbnailButton;
      this.outlineButton = options.outlineButton;
      this.attachmentsButton = options.attachmentsButton;
      this.thumbnailView = options.thumbnailView;
      this.outlineView = options.outlineView;
      this.attachmentsView = options.attachmentsView;
      this.disableNotification = options.disableNotification || false;
      this.l10n = l10n;
      this._addEventListeners();
    }
  
    _createClass(PDFSidebar, [{
      key: 'reset',
      value: function reset() {
        this.isInitialViewSet = false;
        this._hideUINotification(null);
        this.switchView(SidebarView.THUMBS);
        this.outlineButton.disabled = false;
        this.attachmentsButton.disabled = false;
      }
    }, {
      key: 'setInitialView',
      value: function setInitialView(view) {
        if (this.isInitialViewSet) {
          return;
        }
        this.isInitialViewSet = true;
        if (this.isOpen && view === SidebarView.NONE) {
          this._dispatchEvent();
          return;
        }
        var isViewPreserved = view === this.visibleView;
        this.switchView(view, true);
        if (isViewPreserved) {
          this._dispatchEvent();
        }
      }
    }, {
      key: 'switchView',
      value: function switchView(view) {
        var forceOpen = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
  
        if (view === SidebarView.NONE) {
          this.close();
          return;
        }
        var isViewChanged = view !== this.active;
        var shouldForceRendering = false;
        switch (view) {
          case SidebarView.THUMBS:
            this.thumbnailButton.classList.add('toggled');
            this.outlineButton.classList.remove('toggled');
            this.attachmentsButton.classList.remove('toggled');
            this.thumbnailView.classList.remove('hidden');
            this.outlineView.classList.add('hidden');
            this.attachmentsView.classList.add('hidden');
            if (this.isOpen && isViewChanged) {
              this._updateThumbnailViewer();
              shouldForceRendering = true;
            }
            break;
          case SidebarView.OUTLINE:
            if (this.outlineButton.disabled) {
              return;
            }
            this.thumbnailButton.classList.remove('toggled');
            this.outlineButton.classList.add('toggled');
            this.attachmentsButton.classList.remove('toggled');
            this.thumbnailView.classList.add('hidden');
            this.outlineView.classList.remove('hidden');
            this.attachmentsView.classList.add('hidden');
            break;
          case SidebarView.ATTACHMENTS:
            if (this.attachmentsButton.disabled) {
              return;
            }
            this.thumbnailButton.classList.remove('toggled');
            this.outlineButton.classList.remove('toggled');
            this.attachmentsButton.classList.add('toggled');
            this.thumbnailView.classList.add('hidden');
            this.outlineView.classList.add('hidden');
            this.attachmentsView.classList.remove('hidden');
            break;
          default:
            console.error('PDFSidebar_switchView: "' + view + '" is an unsupported value.');
            return;
        }
        this.active = view | 0;
        if (forceOpen && !this.isOpen) {
          this.open();
          return;
        }
        if (shouldForceRendering) {
          this._forceRendering();
        }
        if (isViewChanged) {
          this._dispatchEvent();
        }
        this._hideUINotification(this.active);
      }
    }, {
      key: 'open',
      value: function open() {
        if (this.isOpen) {
          return;
        }
        this.isOpen = true;
        this.toggleButton.classList.add('toggled');
        this.outerContainer.classList.add('sidebarMoving');
        this.outerContainer.classList.add('sidebarOpen');
        if (this.active === SidebarView.THUMBS) {
          this._updateThumbnailViewer();
        }
        this._forceRendering();
        this._dispatchEvent();
        this._hideUINotification(this.active);
      }
    }, {
      key: 'close',
      value: function close() {
        if (!this.isOpen) {
          return;
        }
        this.isOpen = false;
        this.toggleButton.classList.remove('toggled');
        this.outerContainer.classList.add('sidebarMoving');
        this.outerContainer.classList.remove('sidebarOpen');
        this._forceRendering();
        this._dispatchEvent();
      }
    }, {
      key: 'toggle',
      value: function toggle() {
        if (this.isOpen) {
          this.close();
        } else {
          this.open();
        }
      }
    }, {
      key: '_dispatchEvent',
      value: function _dispatchEvent() {
        this.eventBus.dispatch('sidebarviewchanged', {
          source: this,
          view: this.visibleView
        });
      }
    }, {
      key: '_forceRendering',
      value: function _forceRendering() {
        if (this.onToggled) {
          this.onToggled();
        } else {
          this.pdfViewer.forceRendering();
          this.pdfThumbnailViewer.forceRendering();
        }
      }
    }, {
      key: '_updateThumbnailViewer',
      value: function _updateThumbnailViewer() {
        var pdfViewer = this.pdfViewer,
            pdfThumbnailViewer = this.pdfThumbnailViewer;
  
        var pagesCount = pdfViewer.pagesCount;
        for (var pageIndex = 0; pageIndex < pagesCount; pageIndex++) {
          var pageView = pdfViewer.getPageView(pageIndex);
          if (pageView && pageView.renderingState === _pdf_rendering_queue.RenderingStates.FINISHED) {
            var thumbnailView = pdfThumbnailViewer.getThumbnail(pageIndex);
            thumbnailView.setImage(pageView);
          }
        }
        pdfThumbnailViewer.scrollThumbnailIntoView(pdfViewer.currentPageNumber);
      }
    }, {
      key: '_showUINotification',
      value: function _showUINotification(view) {
        var _this = this;
  
        if (this.disableNotification) {
          return;
        }
        this.l10n.get('toggle_sidebar_notification.title', null, 'Toggle Sidebar (document contains outline/attachments)').then(function (msg) {
          _this.toggleButton.title = msg;
        });
        if (!this.isOpen) {
          this.toggleButton.classList.add(UI_NOTIFICATION_CLASS);
        } else if (view === this.active) {
          return;
        }
        switch (view) {
          case SidebarView.OUTLINE:
            this.outlineButton.classList.add(UI_NOTIFICATION_CLASS);
            break;
          case SidebarView.ATTACHMENTS:
            this.attachmentsButton.classList.add(UI_NOTIFICATION_CLASS);
            break;
        }
      }
    }, {
      key: '_hideUINotification',
      value: function _hideUINotification(view) {
        var _this2 = this;
  
        if (this.disableNotification) {
          return;
        }
        var removeNotification = function removeNotification(view) {
          switch (view) {
            case SidebarView.OUTLINE:
              _this2.outlineButton.classList.remove(UI_NOTIFICATION_CLASS);
              break;
            case SidebarView.ATTACHMENTS:
              _this2.attachmentsButton.classList.remove(UI_NOTIFICATION_CLASS);
              break;
          }
        };
        if (!this.isOpen && view !== null) {
          return;
        }
        this.toggleButton.classList.remove(UI_NOTIFICATION_CLASS);
        if (view !== null) {
          removeNotification(view);
          return;
        }
        for (view in SidebarView) {
          removeNotification(SidebarView[view]);
        }
        this.l10n.get('toggle_sidebar.title', null, 'Toggle Sidebar').then(function (msg) {
          _this2.toggleButton.title = msg;
        });
      }
    }, {
      key: '_addEventListeners',
      value: function _addEventListeners() {
        var _this3 = this;
  
        this.mainContainer.addEventListener('transitionend', function (evt) {
          if (evt.target === _this3.mainContainer) {
            _this3.outerContainer.classList.remove('sidebarMoving');
          }
        });
        this.thumbnailButton.addEventListener('click', function () {
          _this3.switchView(SidebarView.THUMBS);
        });
        this.outlineButton.addEventListener('click', function () {
          _this3.switchView(SidebarView.OUTLINE);
        });
        this.outlineButton.addEventListener('dblclick', function () {
          _this3.pdfOutlineViewer.toggleOutlineTree();
        });
        this.attachmentsButton.addEventListener('click', function () {
          _this3.switchView(SidebarView.ATTACHMENTS);
        });
        this.eventBus.on('outlineloaded', function (evt) {
          var outlineCount = evt.outlineCount;
          _this3.outlineButton.disabled = !outlineCount;
          if (outlineCount) {
            _this3._showUINotification(SidebarView.OUTLINE);
          } else if (_this3.active === SidebarView.OUTLINE) {
            _this3.switchView(SidebarView.THUMBS);
          }
        });
        this.eventBus.on('attachmentsloaded', function (evt) {
          var attachmentsCount = evt.attachmentsCount;
          _this3.attachmentsButton.disabled = !attachmentsCount;
          if (attachmentsCount) {
            _this3._showUINotification(SidebarView.ATTACHMENTS);
          } else if (_this3.active === SidebarView.ATTACHMENTS) {
            _this3.switchView(SidebarView.THUMBS);
          }
        });
        this.eventBus.on('presentationmodechanged', function (evt) {
          if (!evt.active && !evt.switchInProgress && _this3.isThumbnailViewVisible) {
            _this3._updateThumbnailViewer();
          }
        });
      }
    }, {
      key: 'visibleView',
      get: function get() {
        return this.isOpen ? this.active : SidebarView.NONE;
      }
    }, {
      key: 'isThumbnailViewVisible',
      get: function get() {
        return this.isOpen && this.active === SidebarView.THUMBS;
      }
    }, {
      key: 'isOutlineViewVisible',
      get: function get() {
        return this.isOpen && this.active === SidebarView.OUTLINE;
      }
    }, {
      key: 'isAttachmentsViewVisible',
      get: function get() {
        return this.isOpen && this.active === SidebarView.ATTACHMENTS;
      }
    }]);
  
    return PDFSidebar;
  }();
  
  exports.SidebarView = SidebarView;
  exports.PDFSidebar = PDFSidebar;
  
  /***/ }),
  /* 25 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFThumbnailView = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _pdfjsLib = __webpack_require__(1);
  
  var _ui_utils = __webpack_require__(0);
  
  var _pdf_rendering_queue = __webpack_require__(3);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var MAX_NUM_SCALING_STEPS = 3;
  var THUMBNAIL_CANVAS_BORDER_WIDTH = 1;
  var THUMBNAIL_WIDTH = 98;
  var TempImageFactory = function TempImageFactoryClosure() {
    var tempCanvasCache = null;
    return {
      getCanvas: function getCanvas(width, height) {
        var tempCanvas = tempCanvasCache;
        if (!tempCanvas) {
          tempCanvas = document.createElement('canvas');
          tempCanvasCache = tempCanvas;
        }
        tempCanvas.width = width;
        tempCanvas.height = height;
        tempCanvas.mozOpaque = true;
        var ctx = tempCanvas.getContext('2d', { alpha: false });
        ctx.save();
        ctx.fillStyle = 'rgb(255, 255, 255)';
        ctx.fillRect(0, 0, width, height);
        ctx.restore();
        return tempCanvas;
      },
      destroyCanvas: function destroyCanvas() {
        var tempCanvas = tempCanvasCache;
        if (tempCanvas) {
          tempCanvas.width = 0;
          tempCanvas.height = 0;
        }
        tempCanvasCache = null;
      }
    };
  }();
  
  var PDFThumbnailView = function () {
    function PDFThumbnailView(_ref) {
      var container = _ref.container,
          id = _ref.id,
          defaultViewport = _ref.defaultViewport,
          linkService = _ref.linkService,
          renderingQueue = _ref.renderingQueue,
          _ref$disableCanvasToI = _ref.disableCanvasToImageConversion,
          disableCanvasToImageConversion = _ref$disableCanvasToI === undefined ? false : _ref$disableCanvasToI,
          _ref$l10n = _ref.l10n,
          l10n = _ref$l10n === undefined ? _ui_utils.NullL10n : _ref$l10n;
  
      _classCallCheck(this, PDFThumbnailView);
  
      this.id = id;
      this.renderingId = 'thumbnail' + id;
      this.pageLabel = null;
      this.pdfPage = null;
      this.rotation = 0;
      this.viewport = defaultViewport;
      this.pdfPageRotate = defaultViewport.rotation;
      this.linkService = linkService;
      this.renderingQueue = renderingQueue;
      this.renderTask = null;
      this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
      this.resume = null;
      this.disableCanvasToImageConversion = disableCanvasToImageConversion;
      this.pageWidth = this.viewport.width;
      this.pageHeight = this.viewport.height;
      this.pageRatio = this.pageWidth / this.pageHeight;
      this.canvasWidth = THUMBNAIL_WIDTH;
      this.canvasHeight = this.canvasWidth / this.pageRatio | 0;
      this.scale = this.canvasWidth / this.pageWidth;
      this.l10n = l10n;
      var anchor = document.createElement('a');
      anchor.href = linkService.getAnchorUrl('#page=' + id);
      this.l10n.get('thumb_page_title', { page: id }, 'Page {{page}}').then(function (msg) {
        anchor.title = msg;
      });
      anchor.onclick = function () {
        linkService.page = id;
        return false;
      };
      this.anchor = anchor;
      var div = document.createElement('div');
      div.className = 'thumbnail';
      div.setAttribute('data-page-number', this.id);
      this.div = div;
      if (id === 1) {
        div.classList.add('selected');
      }
      var ring = document.createElement('div');
      ring.className = 'thumbnailSelectionRing';
      var borderAdjustment = 2 * THUMBNAIL_CANVAS_BORDER_WIDTH;
      ring.style.width = this.canvasWidth + borderAdjustment + 'px';
      ring.style.height = this.canvasHeight + borderAdjustment + 'px';
      this.ring = ring;
      div.appendChild(ring);
      anchor.appendChild(div);
      container.appendChild(anchor);
    }
  
    _createClass(PDFThumbnailView, [{
      key: 'setPdfPage',
      value: function setPdfPage(pdfPage) {
        this.pdfPage = pdfPage;
        this.pdfPageRotate = pdfPage.rotate;
        var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
        this.viewport = pdfPage.getViewport(1, totalRotation);
        this.reset();
      }
    }, {
      key: 'reset',
      value: function reset() {
        this.cancelRendering();
        this.pageWidth = this.viewport.width;
        this.pageHeight = this.viewport.height;
        this.pageRatio = this.pageWidth / this.pageHeight;
        this.canvasHeight = this.canvasWidth / this.pageRatio | 0;
        this.scale = this.canvasWidth / this.pageWidth;
        this.div.removeAttribute('data-loaded');
        var ring = this.ring;
        var childNodes = ring.childNodes;
        for (var i = childNodes.length - 1; i >= 0; i--) {
          ring.removeChild(childNodes[i]);
        }
        var borderAdjustment = 2 * THUMBNAIL_CANVAS_BORDER_WIDTH;
        ring.style.width = this.canvasWidth + borderAdjustment + 'px';
        ring.style.height = this.canvasHeight + borderAdjustment + 'px';
        if (this.canvas) {
          this.canvas.width = 0;
          this.canvas.height = 0;
          delete this.canvas;
        }
        if (this.image) {
          this.image.removeAttribute('src');
          delete this.image;
        }
      }
    }, {
      key: 'update',
      value: function update(rotation) {
        if (typeof rotation !== 'undefined') {
          this.rotation = rotation;
        }
        var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
        this.viewport = this.viewport.clone({
          scale: 1,
          rotation: totalRotation
        });
        this.reset();
      }
    }, {
      key: 'cancelRendering',
      value: function cancelRendering() {
        if (this.renderTask) {
          this.renderTask.cancel();
          this.renderTask = null;
        }
        this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
        this.resume = null;
      }
    }, {
      key: '_getPageDrawContext',
      value: function _getPageDrawContext() {
        var noCtxScale = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
  
        var canvas = document.createElement('canvas');
        this.canvas = canvas;
        canvas.mozOpaque = true;
        var ctx = canvas.getContext('2d', { alpha: false });
        var outputScale = (0, _ui_utils.getOutputScale)(ctx);
        canvas.width = this.canvasWidth * outputScale.sx | 0;
        canvas.height = this.canvasHeight * outputScale.sy | 0;
        canvas.style.width = this.canvasWidth + 'px';
        canvas.style.height = this.canvasHeight + 'px';
        if (!noCtxScale && outputScale.scaled) {
          ctx.scale(outputScale.sx, outputScale.sy);
        }
        return ctx;
      }
    }, {
      key: '_convertCanvasToImage',
      value: function _convertCanvasToImage() {
        var _this = this;
  
        if (!this.canvas) {
          return;
        }
        if (this.renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED) {
          return;
        }
        var id = this.renderingId;
        var className = 'thumbnailImage';
        if (this.disableCanvasToImageConversion) {
          this.canvas.id = id;
          this.canvas.className = className;
          this.l10n.get('thumb_page_canvas', { page: this.pageId }, 'Thumbnail of Page {{page}}').then(function (msg) {
            _this.canvas.setAttribute('aria-label', msg);
          });
          this.div.setAttribute('data-loaded', true);
          this.ring.appendChild(this.canvas);
          return;
        }
        var image = document.createElement('img');
        image.id = id;
        image.className = className;
        this.l10n.get('thumb_page_canvas', { page: this.pageId }, 'Thumbnail of Page {{page}}').then(function (msg) {
          image.setAttribute('aria-label', msg);
        });
        image.style.width = this.canvasWidth + 'px';
        image.style.height = this.canvasHeight + 'px';
        image.src = this.canvas.toDataURL();
        this.image = image;
        this.div.setAttribute('data-loaded', true);
        this.ring.appendChild(image);
        this.canvas.width = 0;
        this.canvas.height = 0;
        delete this.canvas;
      }
    }, {
      key: 'draw',
      value: function draw() {
        var _this2 = this;
  
        if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
          console.error('Must be in new state before drawing');
          return Promise.resolve(undefined);
        }
        this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
        var renderCapability = (0, _pdfjsLib.createPromiseCapability)();
        var finishRenderTask = function finishRenderTask(error) {
          if (renderTask === _this2.renderTask) {
            _this2.renderTask = null;
          }
          if (error === 'cancelled' || error instanceof _pdfjsLib.RenderingCancelledException) {
            renderCapability.resolve(undefined);
            return;
          }
          _this2.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
          _this2._convertCanvasToImage();
          if (!error) {
            renderCapability.resolve(undefined);
          } else {
            renderCapability.reject(error);
          }
        };
        var ctx = this._getPageDrawContext();
        var drawViewport = this.viewport.clone({ scale: this.scale });
        var renderContinueCallback = function renderContinueCallback(cont) {
          if (!_this2.renderingQueue.isHighestPriority(_this2)) {
            _this2.renderingState = _pdf_rendering_queue.RenderingStates.PAUSED;
            _this2.resume = function () {
              _this2.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
              cont();
            };
            return;
          }
          cont();
        };
        var renderContext = {
          canvasContext: ctx,
          viewport: drawViewport
        };
        var renderTask = this.renderTask = this.pdfPage.render(renderContext);
        renderTask.onContinue = renderContinueCallback;
        renderTask.promise.then(function () {
          finishRenderTask(null);
        }, function (error) {
          finishRenderTask(error);
        });
        return renderCapability.promise;
      }
    }, {
      key: 'setImage',
      value: function setImage(pageView) {
        if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
          return;
        }
        var img = pageView.canvas;
        if (!img) {
          return;
        }
        if (!this.pdfPage) {
          this.setPdfPage(pageView.pdfPage);
        }
        this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
        var ctx = this._getPageDrawContext(true);
        var canvas = ctx.canvas;
        if (img.width <= 2 * canvas.width) {
          ctx.drawImage(img, 0, 0, img.width, img.height, 0, 0, canvas.width, canvas.height);
          this._convertCanvasToImage();
          return;
        }
        var reducedWidth = canvas.width << MAX_NUM_SCALING_STEPS;
        var reducedHeight = canvas.height << MAX_NUM_SCALING_STEPS;
        var reducedImage = TempImageFactory.getCanvas(reducedWidth, reducedHeight);
        var reducedImageCtx = reducedImage.getContext('2d');
        while (reducedWidth > img.width || reducedHeight > img.height) {
          reducedWidth >>= 1;
          reducedHeight >>= 1;
        }
        reducedImageCtx.drawImage(img, 0, 0, img.width, img.height, 0, 0, reducedWidth, reducedHeight);
        while (reducedWidth > 2 * canvas.width) {
          reducedImageCtx.drawImage(reducedImage, 0, 0, reducedWidth, reducedHeight, 0, 0, reducedWidth >> 1, reducedHeight >> 1);
          reducedWidth >>= 1;
          reducedHeight >>= 1;
        }
        ctx.drawImage(reducedImage, 0, 0, reducedWidth, reducedHeight, 0, 0, canvas.width, canvas.height);
        this._convertCanvasToImage();
      }
    }, {
      key: 'setPageLabel',
      value: function setPageLabel(label) {
        var _this3 = this;
  
        this.pageLabel = typeof label === 'string' ? label : null;
        this.l10n.get('thumb_page_title', { page: this.pageId }, 'Page {{page}}').then(function (msg) {
          _this3.anchor.title = msg;
        });
        if (this.renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED) {
          return;
        }
        this.l10n.get('thumb_page_canvas', { page: this.pageId }, 'Thumbnail of Page {{page}}').then(function (ariaLabel) {
          if (_this3.image) {
            _this3.image.setAttribute('aria-label', ariaLabel);
          } else if (_this3.disableCanvasToImageConversion && _this3.canvas) {
            _this3.canvas.setAttribute('aria-label', ariaLabel);
          }
        });
      }
    }, {
      key: 'pageId',
      get: function get() {
        return this.pageLabel !== null ? this.pageLabel : this.id;
      }
    }], [{
      key: 'cleanup',
      value: function cleanup() {
        TempImageFactory.destroyCanvas();
      }
    }]);
  
    return PDFThumbnailView;
  }();
  
  exports.PDFThumbnailView = PDFThumbnailView;
  
  /***/ }),
  /* 26 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFThumbnailViewer = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _ui_utils = __webpack_require__(0);
  
  var _pdf_thumbnail_view = __webpack_require__(25);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var THUMBNAIL_SCROLL_MARGIN = -19;
  
  var PDFThumbnailViewer = function () {
    function PDFThumbnailViewer(_ref) {
      var container = _ref.container,
          linkService = _ref.linkService,
          renderingQueue = _ref.renderingQueue,
          _ref$l10n = _ref.l10n,
          l10n = _ref$l10n === undefined ? _ui_utils.NullL10n : _ref$l10n;
  
      _classCallCheck(this, PDFThumbnailViewer);
  
      this.container = container;
      this.linkService = linkService;
      this.renderingQueue = renderingQueue;
      this.l10n = l10n;
      this.scroll = (0, _ui_utils.watchScroll)(this.container, this._scrollUpdated.bind(this));
      this._resetView();
    }
  
    _createClass(PDFThumbnailViewer, [{
      key: '_scrollUpdated',
      value: function _scrollUpdated() {
        this.renderingQueue.renderHighestPriority();
      }
    }, {
      key: 'getThumbnail',
      value: function getThumbnail(index) {
        return this._thumbnails[index];
      }
    }, {
      key: '_getVisibleThumbs',
      value: function _getVisibleThumbs() {
        return (0, _ui_utils.getVisibleElements)(this.container, this._thumbnails);
      }
    }, {
      key: 'scrollThumbnailIntoView',
      value: function scrollThumbnailIntoView(page) {
        var selected = document.querySelector('.thumbnail.selected');
        if (selected) {
          selected.classList.remove('selected');
        }
        var thumbnail = document.querySelector('div.thumbnail[data-page-number="' + page + '"]');
        if (thumbnail) {
          thumbnail.classList.add('selected');
        }
        var visibleThumbs = this._getVisibleThumbs();
        var numVisibleThumbs = visibleThumbs.views.length;
        if (numVisibleThumbs > 0) {
          var first = visibleThumbs.first.id;
          var last = numVisibleThumbs > 1 ? visibleThumbs.last.id : first;
          if (page <= first || page >= last) {
            (0, _ui_utils.scrollIntoView)(thumbnail, { top: THUMBNAIL_SCROLL_MARGIN });
          }
        }
      }
    }, {
      key: 'cleanup',
      value: function cleanup() {
        _pdf_thumbnail_view.PDFThumbnailView.cleanup();
      }
    }, {
      key: '_resetView',
      value: function _resetView() {
        this._thumbnails = [];
        this._pageLabels = null;
        this._pagesRotation = 0;
        this._pagesRequests = [];
        this.container.textContent = '';
      }
    }, {
      key: 'setDocument',
      value: function setDocument(pdfDocument) {
        var _this = this;
  
        if (this.pdfDocument) {
          this._cancelRendering();
          this._resetView();
        }
        this.pdfDocument = pdfDocument;
        if (!pdfDocument) {
          return;
        }
        pdfDocument.getPage(1).then(function (firstPage) {
          var pagesCount = pdfDocument.numPages;
          var viewport = firstPage.getViewport(1.0);
          for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
            var thumbnail = new _pdf_thumbnail_view.PDFThumbnailView({
              container: _this.container,
              id: pageNum,
              defaultViewport: viewport.clone(),
              linkService: _this.linkService,
              renderingQueue: _this.renderingQueue,
              disableCanvasToImageConversion: false,
              l10n: _this.l10n
            });
            _this._thumbnails.push(thumbnail);
          }
        }).catch(function (reason) {
          console.error('Unable to initialize thumbnail viewer', reason);
        });
      }
    }, {
      key: '_cancelRendering',
      value: function _cancelRendering() {
        for (var i = 0, ii = this._thumbnails.length; i < ii; i++) {
          if (this._thumbnails[i]) {
            this._thumbnails[i].cancelRendering();
          }
        }
      }
    }, {
      key: 'setPageLabels',
      value: function setPageLabels(labels) {
        if (!this.pdfDocument) {
          return;
        }
        if (!labels) {
          this._pageLabels = null;
        } else if (!(labels instanceof Array && this.pdfDocument.numPages === labels.length)) {
          this._pageLabels = null;
          console.error('PDFThumbnailViewer_setPageLabels: Invalid page labels.');
        } else {
          this._pageLabels = labels;
        }
        for (var i = 0, ii = this._thumbnails.length; i < ii; i++) {
          var label = this._pageLabels && this._pageLabels[i];
          this._thumbnails[i].setPageLabel(label);
        }
      }
    }, {
      key: '_ensurePdfPageLoaded',
      value: function _ensurePdfPageLoaded(thumbView) {
        var _this2 = this;
  
        if (thumbView.pdfPage) {
          return Promise.resolve(thumbView.pdfPage);
        }
        var pageNumber = thumbView.id;
        if (this._pagesRequests[pageNumber]) {
          return this._pagesRequests[pageNumber];
        }
        var promise = this.pdfDocument.getPage(pageNumber).then(function (pdfPage) {
          thumbView.setPdfPage(pdfPage);
          _this2._pagesRequests[pageNumber] = null;
          return pdfPage;
        }).catch(function (reason) {
          console.error('Unable to get page for thumb view', reason);
          _this2._pagesRequests[pageNumber] = null;
        });
        this._pagesRequests[pageNumber] = promise;
        return promise;
      }
    }, {
      key: 'forceRendering',
      value: function forceRendering() {
        var _this3 = this;
  
        var visibleThumbs = this._getVisibleThumbs();
        var thumbView = this.renderingQueue.getHighestPriority(visibleThumbs, this._thumbnails, this.scroll.down);
        if (thumbView) {
          this._ensurePdfPageLoaded(thumbView).then(function () {
            _this3.renderingQueue.renderView(thumbView);
          });
          return true;
        }
        return false;
      }
    }, {
      key: 'pagesRotation',
      get: function get() {
        return this._pagesRotation;
      },
      set: function set(rotation) {
        if (!(typeof rotation === 'number' && rotation % 90 === 0)) {
          throw new Error('Invalid thumbnails rotation angle.');
        }
        if (!this.pdfDocument) {
          return;
        }
        this._pagesRotation = rotation;
        for (var i = 0, ii = this._thumbnails.length; i < ii; i++) {
          this._thumbnails[i].update(rotation);
        }
      }
    }]);
  
    return PDFThumbnailViewer;
  }();
  
  exports.PDFThumbnailViewer = PDFThumbnailViewer;
  
  /***/ }),
  /* 27 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.PDFViewer = exports.PresentationModeState = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _pdfjsLib = __webpack_require__(1);
  
  var _ui_utils = __webpack_require__(0);
  
  var _pdf_rendering_queue = __webpack_require__(3);
  
  var _annotation_layer_builder = __webpack_require__(11);
  
  var _dom_events = __webpack_require__(2);
  
  var _pdf_page_view = __webpack_require__(22);
  
  var _pdf_link_service = __webpack_require__(5);
  
  var _text_layer_builder = __webpack_require__(30);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var PresentationModeState = {
    UNKNOWN: 0,
    NORMAL: 1,
    CHANGING: 2,
    FULLSCREEN: 3
  };
  var DEFAULT_CACHE_SIZE = 10;
  function PDFPageViewBuffer(size) {
    var data = [];
    this.push = function cachePush(view) {
      var i = data.indexOf(view);
      if (i >= 0) {
        data.splice(i, 1);
      }
      data.push(view);
      if (data.length > size) {
        data.shift().destroy();
      }
    };
    this.resize = function (newSize) {
      size = newSize;
      while (data.length > size) {
        data.shift().destroy();
      }
    };
  }
  function isSameScale(oldScale, newScale) {
    if (newScale === oldScale) {
      return true;
    }
    if (Math.abs(newScale - oldScale) < 1e-15) {
      return true;
    }
    return false;
  }
  function isPortraitOrientation(size) {
    return size.width <= size.height;
  }
  
  var PDFViewer = function () {
    function PDFViewer(options) {
      _classCallCheck(this, PDFViewer);
  
      this.container = options.container;
      this.viewer = options.viewer || options.container.firstElementChild;
      this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)();
      this.linkService = options.linkService || new _pdf_link_service.SimpleLinkService();
      this.downloadManager = options.downloadManager || null;
      this.removePageBorders = options.removePageBorders || false;
      this.enhanceTextSelection = options.enhanceTextSelection || false;
      this.renderInteractiveForms = options.renderInteractiveForms || false;
      this.enablePrintAutoRotate = options.enablePrintAutoRotate || false;
      this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
      this.l10n = options.l10n || _ui_utils.NullL10n;
      this.defaultRenderingQueue = !options.renderingQueue;
      if (this.defaultRenderingQueue) {
        this.renderingQueue = new _pdf_rendering_queue.PDFRenderingQueue();
        this.renderingQueue.setViewer(this);
      } else {
        this.renderingQueue = options.renderingQueue;
      }
      this.scroll = (0, _ui_utils.watchScroll)(this.container, this._scrollUpdate.bind(this));
      this.presentationModeState = PresentationModeState.UNKNOWN;
      this._resetView();
      if (this.removePageBorders) {
        this.viewer.classList.add('removePageBorders');
      }
    }
  
    _createClass(PDFViewer, [{
      key: 'getPageView',
      value: function getPageView(index) {
        return this._pages[index];
      }
    }, {
      key: '_setCurrentPageNumber',
      value: function _setCurrentPageNumber(val) {
        var resetCurrentPageView = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
  
        if (this._currentPageNumber === val) {
          if (resetCurrentPageView) {
            this._resetCurrentPageView();
          }
          return;
        }
        if (!(0 < val && val <= this.pagesCount)) {
          console.error('PDFViewer._setCurrentPageNumber: "' + val + '" is out of bounds.');
          return;
        }
        var arg = {
          source: this,
          pageNumber: val,
          pageLabel: this._pageLabels && this._pageLabels[val - 1]
        };
        this._currentPageNumber = val;
        this.eventBus.dispatch('pagechanging', arg);
        this.eventBus.dispatch('pagechange', arg);
        if (resetCurrentPageView) {
          this._resetCurrentPageView();
        }
      }
    }, {
      key: 'setDocument',
      value: function setDocument(pdfDocument) {
        var _this = this;
  
        if (this.pdfDocument) {
          this._cancelRendering();
          this._resetView();
        }
        this.pdfDocument = pdfDocument;
        if (!pdfDocument) {
          return;
        }
        var pagesCount = pdfDocument.numPages;
        var pagesCapability = (0, _pdfjsLib.createPromiseCapability)();
        this.pagesPromise = pagesCapability.promise;
        pagesCapability.promise.then(function () {
          _this._pageViewsReady = true;
          _this.eventBus.dispatch('pagesloaded', {
            source: _this,
            pagesCount: pagesCount
          });
        });
        var isOnePageRenderedResolved = false;
        var onePageRenderedCapability = (0, _pdfjsLib.createPromiseCapability)();
        this.onePageRendered = onePageRenderedCapability.promise;
        var bindOnAfterAndBeforeDraw = function bindOnAfterAndBeforeDraw(pageView) {
          pageView.onBeforeDraw = function () {
            _this._buffer.push(pageView);
          };
          pageView.onAfterDraw = function () {
            if (!isOnePageRenderedResolved) {
              isOnePageRenderedResolved = true;
              onePageRenderedCapability.resolve();
            }
          };
        };
        var firstPagePromise = pdfDocument.getPage(1);
        this.firstPagePromise = firstPagePromise;
        firstPagePromise.then(function (pdfPage) {
          var scale = _this.currentScale;
          var viewport = pdfPage.getViewport(scale * _ui_utils.CSS_UNITS);
          for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
            var textLayerFactory = null;
            if (!_pdfjsLib.PDFJS.disableTextLayer) {
              textLayerFactory = _this;
            }
            var pageView = new _pdf_page_view.PDFPageView({
              container: _this.viewer,
              eventBus: _this.eventBus,
              id: pageNum,
              scale: scale,
              defaultViewport: viewport.clone(),
              renderingQueue: _this.renderingQueue,
              textLayerFactory: textLayerFactory,
              annotationLayerFactory: _this,
              enhanceTextSelection: _this.enhanceTextSelection,
              renderInteractiveForms: _this.renderInteractiveForms,
              renderer: _this.renderer,
              l10n: _this.l10n
            });
            bindOnAfterAndBeforeDraw(pageView);
            _this._pages.push(pageView);
          }
          onePageRenderedCapability.promise.then(function () {
            if (_pdfjsLib.PDFJS.disableAutoFetch) {
              pagesCapability.resolve();
              return;
            }
            var getPagesLeft = pagesCount;
  
            var _loop = function _loop(_pageNum) {
              pdfDocument.getPage(_pageNum).then(function (pdfPage) {
                var pageView = _this._pages[_pageNum - 1];
                if (!pageView.pdfPage) {
                  pageView.setPdfPage(pdfPage);
                }
                _this.linkService.cachePageRef(_pageNum, pdfPage.ref);
                if (--getPagesLeft === 0) {
                  pagesCapability.resolve();
                }
              }, function (reason) {
                console.error('Unable to get page ' + _pageNum + ' to initialize viewer', reason);
                if (--getPagesLeft === 0) {
                  pagesCapability.resolve();
                }
              });
            };
  
            for (var _pageNum = 1; _pageNum <= pagesCount; ++_pageNum) {
              _loop(_pageNum);
            }
          });
          _this.eventBus.dispatch('pagesinit', { source: _this });
          if (_this.defaultRenderingQueue) {
            _this.update();
          }
          if (_this.findController) {
            _this.findController.resolveFirstPage();
          }
        }).catch(function (reason) {
          console.error('Unable to initialize viewer', reason);
        });
      }
    }, {
      key: 'setPageLabels',
      value: function setPageLabels(labels) {
        if (!this.pdfDocument) {
          return;
        }
        if (!labels) {
          this._pageLabels = null;
        } else if (!(labels instanceof Array && this.pdfDocument.numPages === labels.length)) {
          this._pageLabels = null;
          console.error('PDFViewer.setPageLabels: Invalid page labels.');
        } else {
          this._pageLabels = labels;
        }
        for (var i = 0, ii = this._pages.length; i < ii; i++) {
          var pageView = this._pages[i];
          var label = this._pageLabels && this._pageLabels[i];
          pageView.setPageLabel(label);
        }
      }
    }, {
      key: '_resetView',
      value: function _resetView() {
        this._pages = [];
        this._currentPageNumber = 1;
        this._currentScale = _ui_utils.UNKNOWN_SCALE;
        this._currentScaleValue = null;
        this._pageLabels = null;
        this._buffer = new PDFPageViewBuffer(DEFAULT_CACHE_SIZE);
        this._location = null;
        this._pagesRotation = 0;
        this._pagesRequests = [];
        this._pageViewsReady = false;
        this.viewer.textContent = '';
      }
    }, {
      key: '_scrollUpdate',
      value: function _scrollUpdate() {
        if (this.pagesCount === 0) {
          return;
        }
        this.update();
      }
    }, {
      key: '_setScaleDispatchEvent',
      value: function _setScaleDispatchEvent(newScale, newValue) {
        var preset = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
  
        var arg = {
          source: this,
          scale: newScale,
          presetValue: preset ? newValue : undefined
        };
        this.eventBus.dispatch('scalechanging', arg);
        this.eventBus.dispatch('scalechange', arg);
      }
    }, {
      key: '_setScaleUpdatePages',
      value: function _setScaleUpdatePages(newScale, newValue) {
        var noScroll = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
        var preset = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
  
        this._currentScaleValue = newValue.toString();
        if (isSameScale(this._currentScale, newScale)) {
          if (preset) {
            this._setScaleDispatchEvent(newScale, newValue, true);
          }
          return;
        }
        for (var i = 0, ii = this._pages.length; i < ii; i++) {
          this._pages[i].update(newScale);
        }
        this._currentScale = newScale;
        if (!noScroll) {
          var page = this._currentPageNumber,
              dest = void 0;
          if (this._location && !_pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom && !(this.isInPresentationMode || this.isChangingPresentationMode)) {
            page = this._location.pageNumber;
            dest = [null, { name: 'XYZ' }, this._location.left, this._location.top, null];
          }
          this.scrollPageIntoView({
            pageNumber: page,
            destArray: dest,
            allowNegativeOffset: true
          });
        }
        this._setScaleDispatchEvent(newScale, newValue, preset);
        if (this.defaultRenderingQueue) {
          this.update();
        }
      }
    }, {
      key: '_setScale',
      value: function _setScale(value) {
        var noScroll = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
  
        var scale = parseFloat(value);
        if (scale > 0) {
          this._setScaleUpdatePages(scale, value, noScroll, false);
        } else {
          var currentPage = this._pages[this._currentPageNumber - 1];
          if (!currentPage) {
            return;
          }
          var hPadding = this.isInPresentationMode || this.removePageBorders ? 0 : _ui_utils.SCROLLBAR_PADDING;
          var vPadding = this.isInPresentationMode || this.removePageBorders ? 0 : _ui_utils.VERTICAL_PADDING;
          var pageWidthScale = (this.container.clientWidth - hPadding) / currentPage.width * currentPage.scale;
          var pageHeightScale = (this.container.clientHeight - vPadding) / currentPage.height * currentPage.scale;
          switch (value) {
            case 'page-actual':
              scale = 1;
              break;
            case 'page-width':
              scale = pageWidthScale;
              break;
            case 'page-height':
              scale = pageHeightScale;
              break;
            case 'page-fit':
              scale = Math.min(pageWidthScale, pageHeightScale);
              break;
            case 'auto':
              var isLandscape = currentPage.width > currentPage.height;
              var horizontalScale = isLandscape ? Math.min(pageHeightScale, pageWidthScale) : pageWidthScale;
              scale = Math.min(_ui_utils.MAX_AUTO_SCALE, horizontalScale);
              break;
            default:
              console.error('PDFViewer._setScale: "' + value + '" is an unknown zoom value.');
              return;
          }
          this._setScaleUpdatePages(scale, value, noScroll, true);
        }
      }
    }, {
      key: '_resetCurrentPageView',
      value: function _resetCurrentPageView() {
        if (this.isInPresentationMode) {
          this._setScale(this._currentScaleValue, true);
        }
        var pageView = this._pages[this._currentPageNumber - 1];
        (0, _ui_utils.scrollIntoView)(pageView.div);
      }
    }, {
      key: 'scrollPageIntoView',
      value: function scrollPageIntoView(params) {
        if (!this.pdfDocument) {
          return;
        }
        if (arguments.length > 1 || typeof params === 'number') {
          console.warn('Call of scrollPageIntoView() with obsolete signature.');
          var paramObj = {};
          if (typeof params === 'number') {
            paramObj.pageNumber = params;
          }
          if (arguments[1] instanceof Array) {
            paramObj.destArray = arguments[1];
          }
          params = paramObj;
        }
        var pageNumber = params.pageNumber || 0;
        var dest = params.destArray || null;
        var allowNegativeOffset = params.allowNegativeOffset || false;
        if (this.isInPresentationMode || !dest) {
          this._setCurrentPageNumber(pageNumber, true);
          return;
        }
        var pageView = this._pages[pageNumber - 1];
        if (!pageView) {
          console.error('PDFViewer.scrollPageIntoView: Invalid "pageNumber" parameter.');
          return;
        }
        var x = 0,
            y = 0;
        var width = 0,
            height = 0,
            widthScale = void 0,
            heightScale = void 0;
        var changeOrientation = pageView.rotation % 180 === 0 ? false : true;
        var pageWidth = (changeOrientation ? pageView.height : pageView.width) / pageView.scale / _ui_utils.CSS_UNITS;
        var pageHeight = (changeOrientation ? pageView.width : pageView.height) / pageView.scale / _ui_utils.CSS_UNITS;
        var scale = 0;
        switch (dest[1].name) {
          case 'XYZ':
            x = dest[2];
            y = dest[3];
            scale = dest[4];
            x = x !== null ? x : 0;
            y = y !== null ? y : pageHeight;
            break;
          case 'Fit':
          case 'FitB':
            scale = 'page-fit';
            break;
          case 'FitH':
          case 'FitBH':
            y = dest[2];
            scale = 'page-width';
            if (y === null && this._location) {
              x = this._location.left;
              y = this._location.top;
            }
            break;
          case 'FitV':
          case 'FitBV':
            x = dest[2];
            width = pageWidth;
            height = pageHeight;
            scale = 'page-height';
            break;
          case 'FitR':
            x = dest[2];
            y = dest[3];
            width = dest[4] - x;
            height = dest[5] - y;
            var hPadding = this.removePageBorders ? 0 : _ui_utils.SCROLLBAR_PADDING;
            var vPadding = this.removePageBorders ? 0 : _ui_utils.VERTICAL_PADDING;
            widthScale = (this.container.clientWidth - hPadding) / width / _ui_utils.CSS_UNITS;
            heightScale = (this.container.clientHeight - vPadding) / height / _ui_utils.CSS_UNITS;
            scale = Math.min(Math.abs(widthScale), Math.abs(heightScale));
            break;
          default:
            console.error('PDFViewer.scrollPageIntoView: "' + dest[1].name + '" ' + 'is not a valid destination type.');
            return;
        }
        if (scale && scale !== this._currentScale) {
          this.currentScaleValue = scale;
        } else if (this._currentScale === _ui_utils.UNKNOWN_SCALE) {
          this.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
        }
        if (scale === 'page-fit' && !dest[4]) {
          (0, _ui_utils.scrollIntoView)(pageView.div);
          return;
        }
        var boundingRect = [pageView.viewport.convertToViewportPoint(x, y), pageView.viewport.convertToViewportPoint(x + width, y + height)];
        var left = Math.min(boundingRect[0][0], boundingRect[1][0]);
        var top = Math.min(boundingRect[0][1], boundingRect[1][1]);
        if (!allowNegativeOffset) {
          left = Math.max(left, 0);
          top = Math.max(top, 0);
        }
        (0, _ui_utils.scrollIntoView)(pageView.div, {
          left: left,
          top: top
        });
      }
    }, {
      key: '_updateLocation',
      value: function _updateLocation(firstPage) {
        var currentScale = this._currentScale;
        var currentScaleValue = this._currentScaleValue;
        var normalizedScaleValue = parseFloat(currentScaleValue) === currentScale ? Math.round(currentScale * 10000) / 100 : currentScaleValue;
        var pageNumber = firstPage.id;
        var pdfOpenParams = '#page=' + pageNumber;
        pdfOpenParams += '&zoom=' + normalizedScaleValue;
        var currentPageView = this._pages[pageNumber - 1];
        var container = this.container;
        var topLeft = currentPageView.getPagePoint(container.scrollLeft - firstPage.x, container.scrollTop - firstPage.y);
        var intLeft = Math.round(topLeft[0]);
        var intTop = Math.round(topLeft[1]);
        pdfOpenParams += ',' + intLeft + ',' + intTop;
        this._location = {
          pageNumber: pageNumber,
          scale: normalizedScaleValue,
          top: intTop,
          left: intLeft,
          pdfOpenParams: pdfOpenParams
        };
      }
    }, {
      key: 'update',
      value: function update() {
        var visible = this._getVisiblePages();
        var visiblePages = visible.views;
        if (visiblePages.length === 0) {
          return;
        }
        var suggestedCacheSize = Math.max(DEFAULT_CACHE_SIZE, 2 * visiblePages.length + 1);
        this._buffer.resize(suggestedCacheSize);
        this.renderingQueue.renderHighestPriority(visible);
        var currentId = this._currentPageNumber;
        var firstPage = visible.first;
        var stillFullyVisible = false;
        for (var i = 0, ii = visiblePages.length; i < ii; ++i) {
          var page = visiblePages[i];
          if (page.percent < 100) {
            break;
          }
          if (page.id === currentId) {
            stillFullyVisible = true;
            break;
          }
        }
        if (!stillFullyVisible) {
          currentId = visiblePages[0].id;
        }
        if (!this.isInPresentationMode) {
          this._setCurrentPageNumber(currentId);
        }
        this._updateLocation(firstPage);
        this.eventBus.dispatch('updateviewarea', {
          source: this,
          location: this._location
        });
      }
    }, {
      key: 'containsElement',
      value: function containsElement(element) {
        return this.container.contains(element);
      }
    }, {
      key: 'focus',
      value: function focus() {
        this.container.focus();
      }
    }, {
      key: '_getVisiblePages',
      value: function _getVisiblePages() {
        if (!this.isInPresentationMode) {
          return (0, _ui_utils.getVisibleElements)(this.container, this._pages, true);
        }
        var visible = [];
        var currentPage = this._pages[this._currentPageNumber - 1];
        visible.push({
          id: currentPage.id,
          view: currentPage
        });
        return {
          first: currentPage,
          last: currentPage,
          views: visible
        };
      }
    }, {
      key: 'cleanup',
      value: function cleanup() {
        for (var i = 0, ii = this._pages.length; i < ii; i++) {
          if (this._pages[i] && this._pages[i].renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED) {
            this._pages[i].reset();
          }
        }
      }
    }, {
      key: '_cancelRendering',
      value: function _cancelRendering() {
        for (var i = 0, ii = this._pages.length; i < ii; i++) {
          if (this._pages[i]) {
            this._pages[i].cancelRendering();
          }
        }
      }
    }, {
      key: '_ensurePdfPageLoaded',
      value: function _ensurePdfPageLoaded(pageView) {
        var _this2 = this;
  
        if (pageView.pdfPage) {
          return Promise.resolve(pageView.pdfPage);
        }
        var pageNumber = pageView.id;
        if (this._pagesRequests[pageNumber]) {
          return this._pagesRequests[pageNumber];
        }
        var promise = this.pdfDocument.getPage(pageNumber).then(function (pdfPage) {
          if (!pageView.pdfPage) {
            pageView.setPdfPage(pdfPage);
          }
          _this2._pagesRequests[pageNumber] = null;
          return pdfPage;
        }).catch(function (reason) {
          console.error('Unable to get page for page view', reason);
          _this2._pagesRequests[pageNumber] = null;
        });
        this._pagesRequests[pageNumber] = promise;
        return promise;
      }
    }, {
      key: 'forceRendering',
      value: function forceRendering(currentlyVisiblePages) {
        var _this3 = this;
  
        var visiblePages = currentlyVisiblePages || this._getVisiblePages();
        var pageView = this.renderingQueue.getHighestPriority(visiblePages, this._pages, this.scroll.down);
        if (pageView) {
          this._ensurePdfPageLoaded(pageView).then(function () {
            _this3.renderingQueue.renderView(pageView);
          });
          return true;
        }
        return false;
      }
    }, {
      key: 'getPageTextContent',
      value: function getPageTextContent(pageIndex) {
        return this.pdfDocument.getPage(pageIndex + 1).then(function (page) {
          return page.getTextContent({ normalizeWhitespace: true });
        });
      }
    }, {
      key: 'createTextLayerBuilder',
      value: function createTextLayerBuilder(textLayerDiv, pageIndex, viewport) {
        var enhanceTextSelection = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
  
        return new _text_layer_builder.TextLayerBuilder({
          textLayerDiv: textLayerDiv,
          eventBus: this.eventBus,
          pageIndex: pageIndex,
          viewport: viewport,
          findController: this.isInPresentationMode ? null : this.findController,
          enhanceTextSelection: this.isInPresentationMode ? false : enhanceTextSelection
        });
      }
    }, {
      key: 'createAnnotationLayerBuilder',
      value: function createAnnotationLayerBuilder(pageDiv, pdfPage) {
        var renderInteractiveForms = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
        var l10n = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : _ui_utils.NullL10n;
  
        return new _annotation_layer_builder.AnnotationLayerBuilder({
          pageDiv: pageDiv,
          pdfPage: pdfPage,
          renderInteractiveForms: renderInteractiveForms,
          linkService: this.linkService,
          downloadManager: this.downloadManager,
          l10n: l10n
        });
      }
    }, {
      key: 'setFindController',
      value: function setFindController(findController) {
        this.findController = findController;
      }
    }, {
      key: 'getPagesOverview',
      value: function getPagesOverview() {
        var pagesOverview = this._pages.map(function (pageView) {
          var viewport = pageView.pdfPage.getViewport(1);
          return {
            width: viewport.width,
            height: viewport.height,
            rotation: viewport.rotation
          };
        });
        if (!this.enablePrintAutoRotate) {
          return pagesOverview;
        }
        var isFirstPagePortrait = isPortraitOrientation(pagesOverview[0]);
        return pagesOverview.map(function (size) {
          if (isFirstPagePortrait === isPortraitOrientation(size)) {
            return size;
          }
          return {
            width: size.height,
            height: size.width,
            rotation: (size.rotation + 90) % 360
          };
        });
      }
    }, {
      key: 'pagesCount',
      get: function get() {
        return this._pages.length;
      }
    }, {
      key: 'pageViewsReady',
      get: function get() {
        return this._pageViewsReady;
      }
    }, {
      key: 'currentPageNumber',
      get: function get() {
        return this._currentPageNumber;
      },
      set: function set(val) {
        if ((val | 0) !== val) {
          throw new Error('Invalid page number.');
        }
        if (!this.pdfDocument) {
          return;
        }
        this._setCurrentPageNumber(val, true);
      }
    }, {
      key: 'currentPageLabel',
      get: function get() {
        return this._pageLabels && this._pageLabels[this._currentPageNumber - 1];
      },
      set: function set(val) {
        var pageNumber = val | 0;
        if (this._pageLabels) {
          var i = this._pageLabels.indexOf(val);
          if (i >= 0) {
            pageNumber = i + 1;
          }
        }
        this.currentPageNumber = pageNumber;
      }
    }, {
      key: 'currentScale',
      get: function get() {
        return this._currentScale !== _ui_utils.UNKNOWN_SCALE ? this._currentScale : _ui_utils.DEFAULT_SCALE;
      },
      set: function set(val) {
        if (isNaN(val)) {
          throw new Error('Invalid numeric scale');
        }
        if (!this.pdfDocument) {
          return;
        }
        this._setScale(val, false);
      }
    }, {
      key: 'currentScaleValue',
      get: function get() {
        return this._currentScaleValue;
      },
      set: function set(val) {
        if (!this.pdfDocument) {
          return;
        }
        this._setScale(val, false);
      }
    }, {
      key: 'pagesRotation',
      get: function get() {
        return this._pagesRotation;
      },
      set: function set(rotation) {
        if (!(typeof rotation === 'number' && rotation % 90 === 0)) {
          throw new Error('Invalid pages rotation angle.');
        }
        if (!this.pdfDocument) {
          return;
        }
        this._pagesRotation = rotation;
        for (var i = 0, ii = this._pages.length; i < ii; i++) {
          var pageView = this._pages[i];
          pageView.update(pageView.scale, rotation);
        }
        this._setScale(this._currentScaleValue, true);
        if (this.defaultRenderingQueue) {
          this.update();
        }
      }
    }, {
      key: 'isInPresentationMode',
      get: function get() {
        return this.presentationModeState === PresentationModeState.FULLSCREEN;
      }
    }, {
      key: 'isChangingPresentationMode',
      get: function get() {
        return this.presentationModeState === PresentationModeState.CHANGING;
      }
    }, {
      key: 'isHorizontalScrollbarEnabled',
      get: function get() {
        return this.isInPresentationMode ? false : this.container.scrollWidth > this.container.clientWidth;
      }
    }, {
      key: 'hasEqualPageSizes',
      get: function get() {
        var firstPageView = this._pages[0];
        for (var i = 1, ii = this._pages.length; i < ii; ++i) {
          var pageView = this._pages[i];
          if (pageView.width !== firstPageView.width || pageView.height !== firstPageView.height) {
            return false;
          }
        }
        return true;
      }
    }]);
  
    return PDFViewer;
  }();
  
  exports.PresentationModeState = PresentationModeState;
  exports.PDFViewer = PDFViewer;
  
  /***/ }),
  /* 28 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.BasePreferences = undefined;
  
  var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _ui_utils = __webpack_require__(0);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var defaultPreferences = null;
  function getDefaultPreferences() {
    if (!defaultPreferences) {
      defaultPreferences = Promise.resolve({
        "showPreviousViewOnLoad": true,
        "defaultZoomValue": "",
        "sidebarViewOnLoad": 0,
        "enableHandToolOnLoad": false,
        "cursorToolOnLoad": 0,
        "enableWebGL": false,
        "pdfBugEnabled": false,
        "disableRange": false,
        "disableStream": false,
        "disableAutoFetch": false,
        "disableFontFace": false,
        "disableTextLayer": false,
        "useOnlyCssZoom": false,
        "externalLinkTarget": 0,
        "enhanceTextSelection": false,
        "renderer": "canvas",
        "renderInteractiveForms": false,
        "enablePrintAutoRotate": false,
        "disablePageMode": false,
        "disablePageLabels": false
      });
    }
    return defaultPreferences;
  }
  
  var BasePreferences = function () {
    function BasePreferences() {
      var _this = this;
  
      _classCallCheck(this, BasePreferences);
  
      if (this.constructor === BasePreferences) {
        throw new Error('Cannot initialize BasePreferences.');
      }
      this.prefs = null;
      this._initializedPromise = getDefaultPreferences().then(function (defaults) {
        Object.defineProperty(_this, 'defaults', {
          value: Object.freeze(defaults),
          writable: false,
          enumerable: true,
          configurable: false
        });
        _this.prefs = (0, _ui_utils.cloneObj)(defaults);
        return _this._readFromStorage(defaults);
      }).then(function (prefObj) {
        if (prefObj) {
          _this.prefs = prefObj;
        }
      });
    }
  
    _createClass(BasePreferences, [{
      key: "_writeToStorage",
      value: function _writeToStorage(prefObj) {
        return Promise.reject(new Error('Not implemented: _writeToStorage'));
      }
    }, {
      key: "_readFromStorage",
      value: function _readFromStorage(prefObj) {
        return Promise.reject(new Error('Not implemented: _readFromStorage'));
      }
    }, {
      key: "reset",
      value: function reset() {
        var _this2 = this;
  
        return this._initializedPromise.then(function () {
          _this2.prefs = (0, _ui_utils.cloneObj)(_this2.defaults);
          return _this2._writeToStorage(_this2.defaults);
        });
      }
    }, {
      key: "reload",
      value: function reload() {
        var _this3 = this;
  
        return this._initializedPromise.then(function () {
          return _this3._readFromStorage(_this3.defaults);
        }).then(function (prefObj) {
          if (prefObj) {
            _this3.prefs = prefObj;
          }
        });
      }
    }, {
      key: "set",
      value: function set(name, value) {
        var _this4 = this;
  
        return this._initializedPromise.then(function () {
          if (_this4.defaults[name] === undefined) {
            throw new Error("Set preference: \"" + name + "\" is undefined.");
          } else if (value === undefined) {
            throw new Error('Set preference: no value is specified.');
          }
          var valueType = typeof value === "undefined" ? "undefined" : _typeof(value);
          var defaultType = _typeof(_this4.defaults[name]);
          if (valueType !== defaultType) {
            if (valueType === 'number' && defaultType === 'string') {
              value = value.toString();
            } else {
              throw new Error("Set preference: \"" + value + "\" is a " + valueType + ", " + ("expected a " + defaultType + "."));
            }
          } else {
            if (valueType === 'number' && (value | 0) !== value) {
              throw new Error("Set preference: \"" + value + "\" must be an integer.");
            }
          }
          _this4.prefs[name] = value;
          return _this4._writeToStorage(_this4.prefs);
        });
      }
    }, {
      key: "get",
      value: function get(name) {
        var _this5 = this;
  
        return this._initializedPromise.then(function () {
          var defaultValue = _this5.defaults[name];
          if (defaultValue === undefined) {
            throw new Error("Get preference: \"" + name + "\" is undefined.");
          } else {
            var prefValue = _this5.prefs[name];
            if (prefValue !== undefined) {
              return prefValue;
            }
          }
          return defaultValue;
        });
      }
    }]);
  
    return BasePreferences;
  }();
  
  exports.BasePreferences = BasePreferences;
  
  /***/ }),
  /* 29 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.SecondaryToolbar = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _pdf_cursor_tools = __webpack_require__(6);
  
  var _ui_utils = __webpack_require__(0);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var SecondaryToolbar = function () {
    function SecondaryToolbar(options, mainContainer, eventBus) {
      _classCallCheck(this, SecondaryToolbar);
  
      this.toolbar = options.toolbar;
      this.toggleButton = options.toggleButton;
      this.toolbarButtonContainer = options.toolbarButtonContainer;
      this.buttons = [{
        element: options.presentationModeButton,
        eventName: 'presentationmode',
        close: true
      }, {
        element: options.openFileButton,
        eventName: 'openfile',
        close: true
      }, {
        element: options.printButton,
        eventName: 'print',
        close: true
      }, {
        element: options.downloadButton,
        eventName: 'download',
        close: true
      }, {
        element: options.viewBookmarkButton,
        eventName: null,
        close: true
      }, {
        element: options.firstPageButton,
        eventName: 'firstpage',
        close: true
      }, {
        element: options.lastPageButton,
        eventName: 'lastpage',
        close: true
      }, {
        element: options.pageRotateCwButton,
        eventName: 'rotatecw',
        close: false
      }, {
        element: options.pageRotateCcwButton,
        eventName: 'rotateccw',
        close: false
      }, {
        element: options.cursorSelectToolButton,
        eventName: 'switchcursortool',
        eventDetails: { tool: _pdf_cursor_tools.CursorTool.SELECT },
        close: true
      }, {
        element: options.cursorHandToolButton,
        eventName: 'switchcursortool',
        eventDetails: { tool: _pdf_cursor_tools.CursorTool.HAND },
        close: true
      }, {
        element: options.documentPropertiesButton,
        eventName: 'documentproperties',
        close: true
      }];
      this.items = {
        firstPage: options.firstPageButton,
        lastPage: options.lastPageButton,
        pageRotateCw: options.pageRotateCwButton,
        pageRotateCcw: options.pageRotateCcwButton
      };
      this.mainContainer = mainContainer;
      this.eventBus = eventBus;
      this.opened = false;
      this.containerHeight = null;
      this.previousContainerHeight = null;
      this.reset();
      this._bindClickListeners();
      this._bindCursorToolsListener(options);
      this.eventBus.on('resize', this._setMaxHeight.bind(this));
    }
  
    _createClass(SecondaryToolbar, [{
      key: 'setPageNumber',
      value: function setPageNumber(pageNumber) {
        this.pageNumber = pageNumber;
        this._updateUIState();
      }
    }, {
      key: 'setPagesCount',
      value: function setPagesCount(pagesCount) {
        this.pagesCount = pagesCount;
        this._updateUIState();
      }
    }, {
      key: 'reset',
      value: function reset() {
        this.pageNumber = 0;
        this.pagesCount = 0;
        this._updateUIState();
      }
    }, {
      key: '_updateUIState',
      value: function _updateUIState() {
        this.items.firstPage.disabled = this.pageNumber <= 1;
        this.items.lastPage.disabled = this.pageNumber >= this.pagesCount;
        this.items.pageRotateCw.disabled = this.pagesCount === 0;
        this.items.pageRotateCcw.disabled = this.pagesCount === 0;
      }
    }, {
      key: '_bindClickListeners',
      value: function _bindClickListeners() {
        var _this = this;
  
        this.toggleButton.addEventListener('click', this.toggle.bind(this));
  
        var _loop = function _loop(button) {
          var _buttons$button = _this.buttons[button],
              element = _buttons$button.element,
              eventName = _buttons$button.eventName,
              close = _buttons$button.close,
              eventDetails = _buttons$button.eventDetails;
  
          element.addEventListener('click', function (evt) {
            if (eventName !== null) {
              var details = { source: _this };
              for (var property in eventDetails) {
                details[property] = eventDetails[property];
              }
              _this.eventBus.dispatch(eventName, details);
            }
            if (close) {
              _this.close();
            }
          });
        };
  
        for (var button in this.buttons) {
          _loop(button);
        }
      }
    }, {
      key: '_bindCursorToolsListener',
      value: function _bindCursorToolsListener(buttons) {
        this.eventBus.on('cursortoolchanged', function (evt) {
          buttons.cursorSelectToolButton.classList.remove('toggled');
          buttons.cursorHandToolButton.classList.remove('toggled');
          switch (evt.tool) {
            case _pdf_cursor_tools.CursorTool.SELECT:
              buttons.cursorSelectToolButton.classList.add('toggled');
              break;
            case _pdf_cursor_tools.CursorTool.HAND:
              buttons.cursorHandToolButton.classList.add('toggled');
              break;
          }
        });
      }
    }, {
      key: 'open',
      value: function open() {
        if (this.opened) {
          return;
        }
        this.opened = true;
        this._setMaxHeight();
        this.toggleButton.classList.add('toggled');
        this.toolbar.classList.remove('hidden');
      }
    }, {
      key: 'close',
      value: function close() {
        if (!this.opened) {
          return;
        }
        this.opened = false;
        this.toolbar.classList.add('hidden');
        this.toggleButton.classList.remove('toggled');
      }
    }, {
      key: 'toggle',
      value: function toggle() {
        if (this.opened) {
          this.close();
        } else {
          this.open();
        }
      }
    }, {
      key: '_setMaxHeight',
      value: function _setMaxHeight() {
        if (!this.opened) {
          return;
        }
        this.containerHeight = this.mainContainer.clientHeight;
        if (this.containerHeight === this.previousContainerHeight) {
          return;
        }
        this.toolbarButtonContainer.setAttribute('style', 'max-height: ' + (this.containerHeight - _ui_utils.SCROLLBAR_PADDING) + 'px;');
        this.previousContainerHeight = this.containerHeight;
      }
    }, {
      key: 'isOpen',
      get: function get() {
        return this.opened;
      }
    }]);
  
    return SecondaryToolbar;
  }();
  
  exports.SecondaryToolbar = SecondaryToolbar;
  
  /***/ }),
  /* 30 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.DefaultTextLayerFactory = exports.TextLayerBuilder = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _dom_events = __webpack_require__(2);
  
  var _pdfjsLib = __webpack_require__(1);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var EXPAND_DIVS_TIMEOUT = 300;
  
  var TextLayerBuilder = function () {
    function TextLayerBuilder(_ref) {
      var textLayerDiv = _ref.textLayerDiv,
          eventBus = _ref.eventBus,
          pageIndex = _ref.pageIndex,
          viewport = _ref.viewport,
          _ref$findController = _ref.findController,
          findController = _ref$findController === undefined ? null : _ref$findController,
          _ref$enhanceTextSelec = _ref.enhanceTextSelection,
          enhanceTextSelection = _ref$enhanceTextSelec === undefined ? false : _ref$enhanceTextSelec;
  
      _classCallCheck(this, TextLayerBuilder);
  
      this.textLayerDiv = textLayerDiv;
      this.eventBus = eventBus || (0, _dom_events.getGlobalEventBus)();
      this.textContent = null;
      this.textContentItemsStr = [];
      this.textContentStream = null;
      this.renderingDone = false;
      this.pageIdx = pageIndex;
      this.pageNumber = this.pageIdx + 1;
      this.matches = [];
      this.viewport = viewport;
      this.textDivs = [];
      this.findController = findController;
      this.textLayerRenderTask = null;
      this.enhanceTextSelection = enhanceTextSelection;
      this._bindMouse();
    }
  
    _createClass(TextLayerBuilder, [{
      key: '_finishRendering',
      value: function _finishRendering() {
        this.renderingDone = true;
        if (!this.enhanceTextSelection) {
          var endOfContent = document.createElement('div');
          endOfContent.className = 'endOfContent';
          this.textLayerDiv.appendChild(endOfContent);
        }
        this.eventBus.dispatch('textlayerrendered', {
          source: this,
          pageNumber: this.pageNumber,
          numTextDivs: this.textDivs.length
        });
      }
    }, {
      key: 'render',
      value: function render() {
        var _this = this;
  
        var timeout = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
  
        if (!(this.textContent || this.textContentStream) || this.renderingDone) {
          return;
        }
        this.cancel();
        this.textDivs = [];
        var textLayerFrag = document.createDocumentFragment();
        this.textLayerRenderTask = (0, _pdfjsLib.renderTextLayer)({
          textContent: this.textContent,
          textContentStream: this.textContentStream,
          container: textLayerFrag,
          viewport: this.viewport,
          textDivs: this.textDivs,
          textContentItemsStr: this.textContentItemsStr,
          timeout: timeout,
          enhanceTextSelection: this.enhanceTextSelection
        });
        this.textLayerRenderTask.promise.then(function () {
          _this.textLayerDiv.appendChild(textLayerFrag);
          _this._finishRendering();
          _this.updateMatches();
        }, function (reason) {});
      }
    }, {
      key: 'cancel',
      value: function cancel() {
        if (this.textLayerRenderTask) {
          this.textLayerRenderTask.cancel();
          this.textLayerRenderTask = null;
        }
      }
    }, {
      key: 'setTextContentStream',
      value: function setTextContentStream(readableStream) {
        this.cancel();
        this.textContentStream = readableStream;
      }
    }, {
      key: 'setTextContent',
      value: function setTextContent(textContent) {
        this.cancel();
        this.textContent = textContent;
      }
    }, {
      key: 'convertMatches',
      value: function convertMatches(matches, matchesLength) {
        var i = 0;
        var iIndex = 0;
        var textContentItemsStr = this.textContentItemsStr;
        var end = textContentItemsStr.length - 1;
        var queryLen = this.findController === null ? 0 : this.findController.state.query.length;
        var ret = [];
        if (!matches) {
          return ret;
        }
        for (var m = 0, len = matches.length; m < len; m++) {
          var matchIdx = matches[m];
          while (i !== end && matchIdx >= iIndex + textContentItemsStr[i].length) {
            iIndex += textContentItemsStr[i].length;
            i++;
          }
          if (i === textContentItemsStr.length) {
            console.error('Could not find a matching mapping');
          }
          var match = {
            begin: {
              divIdx: i,
              offset: matchIdx - iIndex
            }
          };
          if (matchesLength) {
            matchIdx += matchesLength[m];
          } else {
            matchIdx += queryLen;
          }
          while (i !== end && matchIdx > iIndex + textContentItemsStr[i].length) {
            iIndex += textContentItemsStr[i].length;
            i++;
          }
          match.end = {
            divIdx: i,
            offset: matchIdx - iIndex
          };
          ret.push(match);
        }
        return ret;
      }
    }, {
      key: 'renderMatches',
      value: function renderMatches(matches) {
        if (matches.length === 0) {
          return;
        }
        var textContentItemsStr = this.textContentItemsStr;
        var textDivs = this.textDivs;
        var prevEnd = null;
        var pageIdx = this.pageIdx;
        var isSelectedPage = this.findController === null ? false : pageIdx === this.findController.selected.pageIdx;
        var selectedMatchIdx = this.findController === null ? -1 : this.findController.selected.matchIdx;
        var highlightAll = this.findController === null ? false : this.findController.state.highlightAll;
        var infinity = {
          divIdx: -1,
          offset: undefined
        };
        function beginText(begin, className) {
          var divIdx = begin.divIdx;
          textDivs[divIdx].textContent = '';
          appendTextToDiv(divIdx, 0, begin.offset, className);
        }
        function appendTextToDiv(divIdx, fromOffset, toOffset, className) {
          var div = textDivs[divIdx];
          var content = textContentItemsStr[divIdx].substring(fromOffset, toOffset);
          var node = document.createTextNode(content);
          if (className) {
            var span = document.createElement('span');
            span.className = className;
            span.appendChild(node);
            div.appendChild(span);
            return;
          }
          div.appendChild(node);
        }
        var i0 = selectedMatchIdx,
            i1 = i0 + 1;
        if (highlightAll) {
          i0 = 0;
          i1 = matches.length;
        } else if (!isSelectedPage) {
          return;
        }
        for (var i = i0; i < i1; i++) {
          var match = matches[i];
          var begin = match.begin;
          var end = match.end;
          var isSelected = isSelectedPage && i === selectedMatchIdx;
          var highlightSuffix = isSelected ? ' selected' : '';
          if (this.findController) {
            this.findController.updateMatchPosition(pageIdx, i, textDivs, begin.divIdx);
          }
          if (!prevEnd || begin.divIdx !== prevEnd.divIdx) {
            if (prevEnd !== null) {
              appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset);
            }
            beginText(begin);
          } else {
            appendTextToDiv(prevEnd.divIdx, prevEnd.offset, begin.offset);
          }
          if (begin.divIdx === end.divIdx) {
            appendTextToDiv(begin.divIdx, begin.offset, end.offset, 'highlight' + highlightSuffix);
          } else {
            appendTextToDiv(begin.divIdx, begin.offset, infinity.offset, 'highlight begin' + highlightSuffix);
            for (var n0 = begin.divIdx + 1, n1 = end.divIdx; n0 < n1; n0++) {
              textDivs[n0].className = 'highlight middle' + highlightSuffix;
            }
            beginText(end, 'highlight end' + highlightSuffix);
          }
          prevEnd = end;
        }
        if (prevEnd) {
          appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset);
        }
      }
    }, {
      key: 'updateMatches',
      value: function updateMatches() {
        if (!this.renderingDone) {
          return;
        }
        var matches = this.matches;
        var textDivs = this.textDivs;
        var textContentItemsStr = this.textContentItemsStr;
        var clearedUntilDivIdx = -1;
        for (var i = 0, len = matches.length; i < len; i++) {
          var match = matches[i];
          var begin = Math.max(clearedUntilDivIdx, match.begin.divIdx);
          for (var n = begin, end = match.end.divIdx; n <= end; n++) {
            var div = textDivs[n];
            div.textContent = textContentItemsStr[n];
            div.className = '';
          }
          clearedUntilDivIdx = match.end.divIdx + 1;
        }
        if (this.findController === null || !this.findController.active) {
          return;
        }
        var pageMatches = void 0,
            pageMatchesLength = void 0;
        if (this.findController !== null) {
          pageMatches = this.findController.pageMatches[this.pageIdx] || null;
          pageMatchesLength = this.findController.pageMatchesLength ? this.findController.pageMatchesLength[this.pageIdx] || null : null;
        }
        this.matches = this.convertMatches(pageMatches, pageMatchesLength);
        this.renderMatches(this.matches);
      }
    }, {
      key: '_bindMouse',
      value: function _bindMouse() {
        var _this2 = this;
  
        var div = this.textLayerDiv;
        var expandDivsTimer = null;
        div.addEventListener('mousedown', function (evt) {
          if (_this2.enhanceTextSelection && _this2.textLayerRenderTask) {
            _this2.textLayerRenderTask.expandTextDivs(true);
            if (expandDivsTimer) {
              clearTimeout(expandDivsTimer);
              expandDivsTimer = null;
            }
            return;
          }
          var end = div.querySelector('.endOfContent');
          if (!end) {
            return;
          }
          var adjustTop = evt.target !== div;
          adjustTop = adjustTop && window.getComputedStyle(end).getPropertyValue('-moz-user-select') !== 'none';
          if (adjustTop) {
            var divBounds = div.getBoundingClientRect();
            var r = Math.max(0, (evt.pageY - divBounds.top) / divBounds.height);
            end.style.top = (r * 100).toFixed(2) + '%';
          }
          end.classList.add('active');
        });
        div.addEventListener('mouseup', function () {
          if (_this2.enhanceTextSelection && _this2.textLayerRenderTask) {
            expandDivsTimer = setTimeout(function () {
              if (_this2.textLayerRenderTask) {
                _this2.textLayerRenderTask.expandTextDivs(false);
              }
              expandDivsTimer = null;
            }, EXPAND_DIVS_TIMEOUT);
            return;
          }
          var end = div.querySelector('.endOfContent');
          if (!end) {
            return;
          }
          end.style.top = '';
          end.classList.remove('active');
        });
      }
    }]);
  
    return TextLayerBuilder;
  }();
  
  var DefaultTextLayerFactory = function () {
    function DefaultTextLayerFactory() {
      _classCallCheck(this, DefaultTextLayerFactory);
    }
  
    _createClass(DefaultTextLayerFactory, [{
      key: 'createTextLayerBuilder',
      value: function createTextLayerBuilder(textLayerDiv, pageIndex, viewport) {
        var enhanceTextSelection = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
  
        return new TextLayerBuilder({
          textLayerDiv: textLayerDiv,
          pageIndex: pageIndex,
          viewport: viewport,
          enhanceTextSelection: enhanceTextSelection
        });
      }
    }]);
  
    return DefaultTextLayerFactory;
  }();
  
  exports.TextLayerBuilder = TextLayerBuilder;
  exports.DefaultTextLayerFactory = DefaultTextLayerFactory;
  
  /***/ }),
  /* 31 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.Toolbar = undefined;
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  var _ui_utils = __webpack_require__(0);
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var PAGE_NUMBER_LOADING_INDICATOR = 'visiblePageIsLoading';
  var SCALE_SELECT_CONTAINER_PADDING = 8;
  var SCALE_SELECT_PADDING = 22;
  
  var Toolbar = function () {
    function Toolbar(options, mainContainer, eventBus) {
      var l10n = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : _ui_utils.NullL10n;
  
      _classCallCheck(this, Toolbar);
  
      this.toolbar = options.container;
      this.mainContainer = mainContainer;
      this.eventBus = eventBus;
      this.l10n = l10n;
      this.items = options;
      this._wasLocalized = false;
      this.reset();
      this._bindListeners();
    }
  
    _createClass(Toolbar, [{
      key: 'setPageNumber',
      value: function setPageNumber(pageNumber, pageLabel) {
        this.pageNumber = pageNumber;
        this.pageLabel = pageLabel;
        this._updateUIState(false);
      }
    }, {
      key: 'setPagesCount',
      value: function setPagesCount(pagesCount, hasPageLabels) {
        this.pagesCount = pagesCount;
        this.hasPageLabels = hasPageLabels;
        this._updateUIState(true);
      }
    }, {
      key: 'setPageScale',
      value: function setPageScale(pageScaleValue, pageScale) {
        this.pageScaleValue = pageScaleValue;
        this.pageScale = pageScale;
        this._updateUIState(false);
      }
    }, {
      key: 'reset',
      value: function reset() {
        this.pageNumber = 0;
        this.pageLabel = null;
        this.hasPageLabels = false;
        this.pagesCount = 0;
        this.pageScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
        this.pageScale = _ui_utils.DEFAULT_SCALE;
        this._updateUIState(true);
      }
    }, {
      key: '_bindListeners',
      value: function _bindListeners() {
        var _this = this;
  
        var eventBus = this.eventBus,
            items = this.items;
  
        var self = this;
        items.previous.addEventListener('click', function () {
          eventBus.dispatch('previouspage');
        });
        items.next.addEventListener('click', function () {
          eventBus.dispatch('nextpage');
        });
        items.zoomIn.addEventListener('click', function () {
          eventBus.dispatch('zoomin');
        });
        items.zoomOut.addEventListener('click', function () {
          eventBus.dispatch('zoomout');
        });
        items.pageNumber.addEventListener('click', function () {
          this.select();
        });
        items.pageNumber.addEventListener('change', function () {
          eventBus.dispatch('pagenumberchanged', {
            source: self,
            value: this.value
          });
        });
        items.scaleSelect.addEventListener('change', function () {
          if (this.value === 'custom') {
            return;
          }
          eventBus.dispatch('scalechanged', {
            source: self,
            value: this.value
          });
        });
        items.presentationModeButton.addEventListener('click', function () {
          eventBus.dispatch('presentationmode');
        });
        items.openFile.addEventListener('click', function () {
          eventBus.dispatch('openfile');
        });
        items.print.addEventListener('click', function () {
          eventBus.dispatch('print');
        });
        items.download.addEventListener('click', function () {
          eventBus.dispatch('download');
        });
        items.scaleSelect.oncontextmenu = _ui_utils.noContextMenuHandler;
        eventBus.on('localized', function () {
          _this._localized();
        });
      }
    }, {
      key: '_localized',
      value: function _localized() {
        this._wasLocalized = true;
        this._adjustScaleWidth();
        this._updateUIState(true);
      }
    }, {
      key: '_updateUIState',
      value: function _updateUIState() {
        var resetNumPages = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
  
        if (!this._wasLocalized) {
          return;
        }
        var pageNumber = this.pageNumber,
            pagesCount = this.pagesCount,
            items = this.items;
  
        var scaleValue = (this.pageScaleValue || this.pageScale).toString();
        var scale = this.pageScale;
        if (resetNumPages) {
          if (this.hasPageLabels) {
            items.pageNumber.type = 'text';
          } else {
            items.pageNumber.type = 'number';
            this.l10n.get('of_pages', { pagesCount: pagesCount }, 'of {{pagesCount}}').then(function (msg) {
              items.numPages.textContent = msg;
            });
          }
          items.pageNumber.max = pagesCount;
        }
        if (this.hasPageLabels) {
          items.pageNumber.value = this.pageLabel;
          this.l10n.get('page_of_pages', {
            pageNumber: pageNumber,
            pagesCount: pagesCount
          }, '({{pageNumber}} of {{pagesCount}})').then(function (msg) {
            items.numPages.textContent = msg;
          });
        } else {
          items.pageNumber.value = pageNumber;
        }
        items.previous.disabled = pageNumber <= 1;
        items.next.disabled = pageNumber >= pagesCount;
        items.zoomOut.disabled = scale <= _ui_utils.MIN_SCALE;
        items.zoomIn.disabled = scale >= _ui_utils.MAX_SCALE;
        var customScale = Math.round(scale * 10000) / 100;
        this.l10n.get('page_scale_percent', { scale: customScale }, '{{scale}}%').then(function (msg) {
          var options = items.scaleSelect.options;
          var predefinedValueFound = false;
          for (var i = 0, ii = options.length; i < ii; i++) {
            var option = options[i];
            if (option.value !== scaleValue) {
              option.selected = false;
              continue;
            }
            option.selected = true;
            predefinedValueFound = true;
          }
          if (!predefinedValueFound) {
            items.customScaleOption.textContent = msg;
            items.customScaleOption.selected = true;
          }
        });
      }
    }, {
      key: 'updateLoadingIndicatorState',
      value: function updateLoadingIndicatorState() {
        var loading = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
  
        var pageNumberInput = this.items.pageNumber;
        if (loading) {
          pageNumberInput.classList.add(PAGE_NUMBER_LOADING_INDICATOR);
        } else {
          pageNumberInput.classList.remove(PAGE_NUMBER_LOADING_INDICATOR);
        }
      }
    }, {
      key: '_adjustScaleWidth',
      value: function _adjustScaleWidth() {
        var container = this.items.scaleSelectContainer;
        var select = this.items.scaleSelect;
        _ui_utils.animationStarted.then(function () {
          if (container.clientWidth === 0) {
            container.setAttribute('style', 'display: inherit;');
          }
          if (container.clientWidth > 0) {
            select.setAttribute('style', 'min-width: inherit;');
            var width = select.clientWidth + SCALE_SELECT_CONTAINER_PADDING;
            select.setAttribute('style', 'min-width: ' + (width + SCALE_SELECT_PADDING) + 'px;');
            container.setAttribute('style', 'min-width: ' + width + 'px; ' + 'max-width: ' + width + 'px;');
          }
        });
      }
    }]);
  
    return Toolbar;
  }();
  
  exports.Toolbar = Toolbar;
  
  /***/ }),
  /* 32 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  
  var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  var DEFAULT_VIEW_HISTORY_CACHE_SIZE = 20;
  
  var ViewHistory = function () {
    function ViewHistory(fingerprint) {
      var _this = this;
  
      var cacheSize = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : DEFAULT_VIEW_HISTORY_CACHE_SIZE;
  
      _classCallCheck(this, ViewHistory);
  
      this.fingerprint = fingerprint;
      this.cacheSize = cacheSize;
      this._initializedPromise = this._readFromStorage().then(function (databaseStr) {
        var database = JSON.parse(databaseStr || '{}');
        if (!('files' in database)) {
          database.files = [];
        }
        if (database.files.length >= _this.cacheSize) {
          database.files.shift();
        }
        var index = void 0;
        for (var i = 0, length = database.files.length; i < length; i++) {
          var branch = database.files[i];
          if (branch.fingerprint === _this.fingerprint) {
            index = i;
            break;
          }
        }
        if (typeof index !== 'number') {
          index = database.files.push({ fingerprint: _this.fingerprint }) - 1;
        }
        _this.file = database.files[index];
        _this.database = database;
      });
    }
  
    _createClass(ViewHistory, [{
      key: '_writeToStorage',
      value: function _writeToStorage() {
        var _this2 = this;
  
        return new Promise(function (resolve) {
          var databaseStr = JSON.stringify(_this2.database);
          localStorage.setItem('pdfjs.history', databaseStr);
          resolve();
        });
      }
    }, {
      key: '_readFromStorage',
      value: function _readFromStorage() {
        return new Promise(function (resolve) {
          var value = localStorage.getItem('pdfjs.history');
          if (!value) {
            var databaseStr = localStorage.getItem('database');
            if (databaseStr) {
              try {
                var database = JSON.parse(databaseStr);
                if (typeof database.files[0].fingerprint === 'string') {
                  localStorage.setItem('pdfjs.history', databaseStr);
                  localStorage.removeItem('database');
                  value = databaseStr;
                }
              } catch (ex) {}
            }
          }
          resolve(value);
        });
      }
    }, {
      key: 'set',
      value: function set(name, val) {
        var _this3 = this;
  
        return this._initializedPromise.then(function () {
          _this3.file[name] = val;
          return _this3._writeToStorage();
        });
      }
    }, {
      key: 'setMultiple',
      value: function setMultiple(properties) {
        var _this4 = this;
  
        return this._initializedPromise.then(function () {
          for (var name in properties) {
            _this4.file[name] = properties[name];
          }
          return _this4._writeToStorage();
        });
      }
    }, {
      key: 'get',
      value: function get(name, defaultValue) {
        var _this5 = this;
  
        return this._initializedPromise.then(function () {
          var val = _this5.file[name];
          return val !== undefined ? val : defaultValue;
        });
      }
    }, {
      key: 'getMultiple',
      value: function getMultiple(properties) {
        var _this6 = this;
  
        return this._initializedPromise.then(function () {
          var values = Object.create(null);
          for (var name in properties) {
            var val = _this6.file[name];
            values[name] = val !== undefined ? val : properties[name];
          }
          return values;
        });
      }
    }]);
  
    return ViewHistory;
  }();
  
  exports.ViewHistory = ViewHistory;
  
  /***/ }),
  /* 33 */
  /***/ (function(module, exports, __webpack_require__) {
  
  "use strict";
  
  
  var DEFAULT_URL = 'compressed.tracemonkey-pldi-09.pdf';
  ;
  var pdfjsWebApp = void 0;
  {
    pdfjsWebApp = __webpack_require__(4);
  }
  ;
  {
    __webpack_require__(8);
  }
  ;
  {
    __webpack_require__(9);
  }
  function getViewerConfiguration() {
    return {
      appContainer: document.body,
      mainContainer: document.getElementById('viewerContainer'),
      viewerContainer: document.getElementById('viewer'),
      eventBus: null,
      toolbar: {
        container: document.getElementById('toolbarViewer'),
        numPages: document.getElementById('numPages'),
        pageNumber: document.getElementById('pageNumber'),
        scaleSelectContainer: document.getElementById('scaleSelectContainer'),
        scaleSelect: document.getElementById('scaleSelect'),
        customScaleOption: document.getElementById('customScaleOption'),
        previous: document.getElementById('previous'),
        next: document.getElementById('next'),
        zoomIn: document.getElementById('zoomIn'),
        zoomOut: document.getElementById('zoomOut'),
        viewFind: document.getElementById('viewFind'),
        openFile: document.getElementById('openFile'),
        print: document.getElementById('print'),
        presentationModeButton: document.getElementById('presentationMode'),
        download: document.getElementById('download'),
        viewBookmark: document.getElementById('viewBookmark')
      },
      secondaryToolbar: {
        toolbar: document.getElementById('secondaryToolbar'),
        toggleButton: document.getElementById('secondaryToolbarToggle'),
        toolbarButtonContainer: document.getElementById('secondaryToolbarButtonContainer'),
        presentationModeButton: document.getElementById('secondaryPresentationMode'),
        openFileButton: document.getElementById('secondaryOpenFile'),
        printButton: document.getElementById('secondaryPrint'),
        downloadButton: document.getElementById('secondaryDownload'),
        viewBookmarkButton: document.getElementById('secondaryViewBookmark'),
        firstPageButton: document.getElementById('firstPage'),
        lastPageButton: document.getElementById('lastPage'),
        pageRotateCwButton: document.getElementById('pageRotateCw'),
        pageRotateCcwButton: document.getElementById('pageRotateCcw'),
        cursorSelectToolButton: document.getElementById('cursorSelectTool'),
        cursorHandToolButton: document.getElementById('cursorHandTool'),
        documentPropertiesButton: document.getElementById('documentProperties')
      },
      fullscreen: {
        contextFirstPage: document.getElementById('contextFirstPage'),
        contextLastPage: document.getElementById('contextLastPage'),
        contextPageRotateCw: document.getElementById('contextPageRotateCw'),
        contextPageRotateCcw: document.getElementById('contextPageRotateCcw')
      },
      sidebar: {
        mainContainer: document.getElementById('mainContainer'),
        outerContainer: document.getElementById('outerContainer'),
        toggleButton: document.getElementById('sidebarToggle'),
        thumbnailButton: document.getElementById('viewThumbnail'),
        outlineButton: document.getElementById('viewOutline'),
        attachmentsButton: document.getElementById('viewAttachments'),
        thumbnailView: document.getElementById('thumbnailView'),
        outlineView: document.getElementById('outlineView'),
        attachmentsView: document.getElementById('attachmentsView')
      },
      findBar: {
        bar: document.getElementById('findbar'),
        toggleButton: document.getElementById('viewFind'),
        findField: document.getElementById('findInput'),
        highlightAllCheckbox: document.getElementById('findHighlightAll'),
        caseSensitiveCheckbox: document.getElementById('findMatchCase'),
        findMsg: document.getElementById('findMsg'),
        findResultsCount: document.getElementById('findResultsCount'),
        findStatusIcon: document.getElementById('findStatusIcon'),
        findPreviousButton: document.getElementById('findPrevious'),
        findNextButton: document.getElementById('findNext')
      },
      passwordOverlay: {
        overlayName: 'passwordOverlay',
        container: document.getElementById('passwordOverlay'),
        label: document.getElementById('passwordText'),
        input: document.getElementById('password'),
        submitButton: document.getElementById('passwordSubmit'),
        cancelButton: document.getElementById('passwordCancel')
      },
      documentProperties: {
        overlayName: 'documentPropertiesOverlay',
        container: document.getElementById('documentPropertiesOverlay'),
        closeButton: document.getElementById('documentPropertiesClose'),
        fields: {
          'fileName': document.getElementById('fileNameField'),
          'fileSize': document.getElementById('fileSizeField'),
          'title': document.getElementById('titleField'),
          'author': document.getElementById('authorField'),
          'subject': document.getElementById('subjectField'),
          'keywords': document.getElementById('keywordsField'),
          'creationDate': document.getElementById('creationDateField'),
          'modificationDate': document.getElementById('modificationDateField'),
          'creator': document.getElementById('creatorField'),
          'producer': document.getElementById('producerField'),
          'version': document.getElementById('versionField'),
          'pageCount': document.getElementById('pageCountField')
        }
      },
      errorWrapper: {
        container: document.getElementById('errorWrapper'),
        errorMessage: document.getElementById('errorMessage'),
        closeButton: document.getElementById('errorClose'),
        errorMoreInfo: document.getElementById('errorMoreInfo'),
        moreInfoButton: document.getElementById('errorShowMore'),
        lessInfoButton: document.getElementById('errorShowLess')
      },
      printContainer: document.getElementById('printContainer'),
      openFileInputName: 'fileInput',
      debuggerScriptPath: './debugger.js',
      defaultUrl: DEFAULT_URL
    };
  }
  function webViewerLoad() {
    var config = getViewerConfiguration();
    window.PDFViewerApplication = pdfjsWebApp.PDFViewerApplication;
    pdfjsWebApp.PDFViewerApplication.run(config);
  }
  if (document.readyState === 'interactive' || document.readyState === 'complete') {
    webViewerLoad();
  } else {
    document.addEventListener('DOMContentLoaded', webViewerLoad, true);
  }
  
  /***/ })
  /******/ ]);
  //# sourceMappingURL=viewer.js.map