control-freak-ide/misc/pocs/GoJS/extensionsTS/RealtimeDragSelectingTool.js

var __extends = (this && this.__extends) || (function () {
    var 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 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"], factory);
    }
})(function (require, exports) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    var go = require("../release/go");
    // A custom DragSelectingTool for selecting and deselecting Parts during a drag.
    /**
    * @constructor
    * @extends DragSelectingTool
    * @class
    * The RealtimeDragSelectingTool selects and deselects Parts within the {@link DragSelectingTool#box}
    * during a drag, not just at the end of the drag.
    */
    var RealtimeDragSelectingTool = /** @class */ (function (_super) {
        __extends(RealtimeDragSelectingTool, _super);
        function RealtimeDragSelectingTool() {
            var _this = _super !== null && _super.apply(this, arguments) || this;
            _this._originalSelection = null;
            _this._temporarySelection = null;
            return _this;
        }
        /**
        * Remember the original collection of selected Parts.
        * @this {RealtimeDragSelectingTool}
        */
        RealtimeDragSelectingTool.prototype.doActivate = function () {
            go.DragSelectingTool.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 = new go.Set(go.Part);
        };
        ;
        /**
        * Release any references to selected Parts.
        * @this {RealtimeDragSelectingTool}
        */
        RealtimeDragSelectingTool.prototype.doDeactivate = function () {
            this._originalSelection = null;
            this._temporarySelection = null;
            go.DragSelectingTool.prototype.doDeactivate.call(this);
        };
        ;
        /**
        * Restore the selection which may have been modified during a drag.
        * @this {RealtimeDragSelectingTool}
        */
        RealtimeDragSelectingTool.prototype.doCancel = function () {
            var orig = this._originalSelection;
            if (orig !== null) {
                orig.each(function (p) { p.isSelected = true; });
                this._temporarySelection.each(function (p) { if (!orig.contains(p))
                    p.isSelected = false; });
            }
            go.DragSelectingTool.prototype.doCancel.call(this);
        };
        ;
        /**
        * @this {RealtimeDragSelectingTool}
        */
        RealtimeDragSelectingTool.prototype.doMouseMove = function () {
            if (this.isActive) {
                go.DragSelectingTool.prototype.doMouseMove.call(this);
                this.selectInRect(this.computeBoxBounds());
            }
        };
        ;
        /**
        * @this {RealtimeDragSelectingTool}
        */
        RealtimeDragSelectingTool.prototype.doKeyDown = function () {
            if (this.isActive) {
                go.DragSelectingTool.prototype.doKeyDown.call(this);
                this.selectInRect(this.computeBoxBounds());
            }
        };
        ;
        /**
        * @this {RealtimeDragSelectingTool}
        */
        RealtimeDragSelectingTool.prototype.doKeyUp = function () {
            if (this.isActive) {
                go.DragSelectingTool.prototype.doKeyUp.call(this);
                this.selectInRect(this.computeBoxBounds());
            }
        };
        ;
        /**
        * @expose
        * @this {RealtimeDragSelectingTool}
        * @param {Rect} r a rectangular bounds in document coordinates.
        */
        RealtimeDragSelectingTool.prototype.selectInRect = function (r) {
            var diagram = this.diagram;
            var orig = this._originalSelection;
            var temp = this._temporarySelection;
            if (diagram === null || orig === null)
                return;
            var e = diagram.lastInput;
            diagram.raiseDiagramEvent("ChangingSelection");
            var found = diagram.findObjectsIn(r, null, function (p) { return (p instanceof go.Part) && p.canSelect(); }, this.isPartialInclusion, new go.Set(go.Part));
            if (e.control || e.meta) {
                if (e.shift) {
                    temp.each(function (p) { if (!found.contains(p))
                        p.isSelected = orig.contains(p); });
                    found.each(function (p) { p.isSelected = false; temp.add(p); });
                }
                else {
                    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) {
                temp.each(function (p) { if (!found.contains(p))
                    p.isSelected = orig.contains(p); });
                found.each(function (p) { p.isSelected = true; temp.add(p); });
            }
            else {
                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); });
            }
            diagram.raiseDiagramEvent("ChangedSelection");
        };
        ;
        return RealtimeDragSelectingTool;
    }(go.DragSelectingTool));
    exports.RealtimeDragSelectingTool = RealtimeDragSelectingTool;
});