markgojs
Version:
Interactive diagrams, charts, and graphs, such as trees, flowcharts, orgcharts, UML, BPMN, or business diagrams
153 lines (152 loc) • 6.58 kB
JavaScript
/*
* Copyright (C) 1998-2019 by Northwoods Software Corporation. All Rights Reserved.
*/
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) { // 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); });
}
diagram.raiseDiagramEvent("ChangedSelection");
};
;
return RealtimeDragSelectingTool;
}(go.DragSelectingTool));
exports.RealtimeDragSelectingTool = RealtimeDragSelectingTool;
});