text: /*
  *  Copyright (C) 1998-2021 by Northwoods Software Corporation. All Rights Reserved.
  */
  var __extends = (this && this.__extends) || (function () {
      var extendStatics = function (d, b) {
          extendStatics = Object.setPrototypeOf ||
              ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
              function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
          return extendStatics(d, b);
      };
      return function (d, b) {
          extendStatics(d, b);
          function __() { this.constructor = d; }
          d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
      };
  })();
  (function (factory) {
      if (typeof module === "object" && typeof module.exports === "object") {
          var v = factory(require, exports);
          if (v !== undefined) module.exports = v;
      }
      else if (typeof define === "function" && define.amd) {
          define(["require", "exports", "../release/go.js"], factory);
      }
  })(function (require, exports) {
      "use strict";
      Object.defineProperty(exports, "__esModule", { value: true });
      exports.RealtimeDragSelectingTool = void 0;
      /*
      * This is an extension and not part of the main GoJS library.
      * Note that the API for this class may change with any version, even point releases.
      * If you intend to use an extension in production, you should copy the code to your own source directory.
      * Extensions can be found in the GoJS kit under the extensions or extensionsTS folders.
      * See the Extensions intro page (https://gojs.net/latest/intro/extensions.html) for more information.
      */
      var go = require("../release/go.js");
      /**
       * The RealtimeDragSelectingTool class lets the user select and deselect Parts within the {@link DragSelectingTool#box}
       * during a drag, not just at the end of the drag.
       *
       * If you want to experiment with this extension, try the <a href="../../extensionsJSM/RealtimeDragSelecting.html">Realtime Drag Selecting</a> sample.
       * @category Tool Extension
       */
      var RealtimeDragSelectingTool = /** @class */ (function (_super) {
          __extends(RealtimeDragSelectingTool, _super);
          function RealtimeDragSelectingTool() {
              var _this = _super !== null && _super.apply(this, arguments) || this;
              _this._originalSelection = new go.Set();
              _this._temporarySelection = new go.Set();
              return _this;
          }
          /**
           * Remember the original collection of selected Parts.
           */
          RealtimeDragSelectingTool.prototype.doActivate = function () {
              _super.prototype.doActivate.call(this);
              // keep a copy of the original Set of selected Parts
              this._originalSelection = this.diagram.selection.copy();
              // these Part.isSelected may have been temporarily modified
              this._temporarySelection.clear();
              this.diagram.raiseDiagramEvent('ChangingSelection');
          };
          /**
           * Release any references to selected Parts.
           */
          RealtimeDragSelectingTool.prototype.doDeactivate = function () {
              this.diagram.raiseDiagramEvent('ChangedSelection');
              this._originalSelection.clear();
              this._temporarySelection.clear();
              _super.prototype.doDeactivate.call(this);
          };
          /**
           * Restore the selection which may have been modified during a drag.
           */
          RealtimeDragSelectingTool.prototype.doCancel = function () {
              var orig = this._originalSelection;
              orig.each(function (p) { p.isSelected = true; });
              this._temporarySelection.each(function (p) { if (!orig.contains(p))
                  p.isSelected = false; });
              _super.prototype.doCancel.call(this);
          };
          /**
           * Select Parts within the bounds of the drag-select box.
           */
          RealtimeDragSelectingTool.prototype.doMouseMove = function () {
              if (this.isActive) {
                  _super.prototype.doMouseMove.call(this);
                  this.selectInRect(this.computeBoxBounds());
              }
          };
          /**
           * Select Parts within the bounds of the drag-select box.
           */
          RealtimeDragSelectingTool.prototype.doKeyDown = function () {
              if (this.isActive) {
                  _super.prototype.doKeyDown.call(this);
                  this.selectInRect(this.computeBoxBounds());
              }
          };
          /**
           * Select Parts within the bounds of the drag-select box.
           */
          RealtimeDragSelectingTool.prototype.doKeyUp = function () {
              if (this.isActive) {
                  _super.prototype.doKeyUp.call(this);
                  this.selectInRect(this.computeBoxBounds());
              }
          };
          /**
           * For a given rectangle, select Parts that are within that rectangle.
           * @param {Rect} r rectangular bounds in document coordinates.
           */
          RealtimeDragSelectingTool.prototype.selectInRect = function (r) {
              var diagram = this.diagram;
              var orig = this._originalSelection;
              var temp = this._temporarySelection;
              var e = diagram.lastInput;
              var found = diagram.findPartsIn(r, this.isPartialInclusion);
              if (e.control || e.meta) { // toggle or deselect
                  if (e.shift) { // deselect only
                      temp.each(function (p) { if (!found.contains(p))
                          p.isSelected = orig.contains(p); });
                      found.each(function (p) { p.isSelected = false; temp.add(p); });
                  }
                  else { // toggle selectedness of parts based on _originalSelection
                      temp.each(function (p) { if (!found.contains(p))
                          p.isSelected = orig.contains(p); });
                      found.each(function (p) { p.isSelected = !orig.contains(p); temp.add(p); });
                  }
              }
              else if (e.shift) { // extend selection only
                  temp.each(function (p) { if (!found.contains(p))
                      p.isSelected = orig.contains(p); });
                  found.each(function (p) { p.isSelected = true; temp.add(p); });
              }
              else { // select found parts, and unselect all other previously selected parts
                  temp.each(function (p) { if (!found.contains(p))
                      p.isSelected = false; });
                  orig.each(function (p) { if (!found.contains(p))
                      p.isSelected = false; });
                  found.each(function (p) { p.isSelected = true; temp.add(p); });
              }
          };
          return RealtimeDragSelectingTool;
      }(go.DragSelectingTool));
      exports.RealtimeDragSelectingTool = RealtimeDragSelectingTool;
  });
  