plastic-hub-dev-node-saturn
174 lines
7.2 KiB
JavaScript
174 lines
7.2 KiB
JavaScript
var __extends = (this && this.__extends) || (function () {
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var extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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(function (factory) {
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if (typeof module === "object" && typeof module.exports === "object") {
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var v = factory(require, exports);
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if (v !== undefined) module.exports = v;
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}
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else if (typeof define === "function" && define.amd) {
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define(["require", "exports", "../release/go"], factory);
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}
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})(function (require, exports) {
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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/*
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* Copyright (C) 1998-2017 by Northwoods Software Corporation. All Rights Reserved.
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*/
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var go = require("../release/go");
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// A custom Tool for moving a port on a Node
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/**
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* @constructor
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* @extends Tool
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* @class
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* This tool only works when the Node has a port (any GraphObject) marked with
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* a non-null and non-empty portId that is positioned in a Spot Panel,
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* and the user holds down the Shift key.
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* It works by modifying that port's GraphObject.alignment property.
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*/
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var PortShiftingTool = /** @class */ (function (_super) {
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__extends(PortShiftingTool, _super);
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function PortShiftingTool() {
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var _this = _super !== null && _super.apply(this, arguments) || this;
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_this.name = "PortShifting";
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/** @type {GraphObject} */
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_this.port = null;
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/** @type {Spot} */
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_this._originalAlignment = null;
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return _this;
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}
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/**
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* This tool can only start if the mouse has moved enough so that it is not a click,
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* and if the mouse down point is on a GraphObject "port" in a Spot Panel,
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* as determined by findPort().
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* @this {PortShiftingTool}
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* @return {boolean}
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*/
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PortShiftingTool.prototype.canStart = function () {
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if (!go.Tool.prototype.canStart.call(this))
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return false;
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var diagram = this.diagram;
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if (diagram === null)
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return false;
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// require left button & that it has moved far enough away from the mouse down point, so it isn't a click
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var e = diagram.lastInput;
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if (!e.left || !e.shift)
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return false;
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if (!this.isBeyondDragSize())
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return false;
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return this.findPort() !== null;
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};
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/**
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* From the GraphObject at the mouse point, search up the visual tree until we get to
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* an object that has the portId property set to a non-empty string, that is in a Spot Panel,
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* and that is not the main element of the panel (typically the first element).
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* @this {PortShiftingTool}
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* @return {GraphObject} This returns null if no such port is at the mouse down point.
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*/
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PortShiftingTool.prototype.findPort = function () {
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var diagram = this.diagram;
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var e = diagram.firstInput;
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var elt = diagram.findObjectAt(e.documentPoint, null, null);
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if (elt === null || !(elt.part instanceof go.Node))
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return null;
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while (elt !== null && elt.panel !== null) {
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if (elt.panel.type === go.Panel.Spot && elt.panel.findMainElement() !== elt &&
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elt.portId !== null && elt.portId !== "")
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return elt;
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elt = elt.panel;
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}
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return null;
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};
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;
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/**
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* Start a transaction, call findPort and remember it as the "port" property,
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* and remember the original value for the port's alignment property.
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* @this {PortShiftingTool}
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*/
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PortShiftingTool.prototype.doActivate = function () {
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this.startTransaction("Shifted Label");
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this.port = this.findPort();
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if (this.port !== null) {
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this._originalAlignment = this.port.alignment.copy();
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var main = this.port.panel.findMainElement();
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}
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_super.prototype.doActivate.call(this);
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};
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/**
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* Stop any ongoing transaction.
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* @this {PortShiftingTool}
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*/
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PortShiftingTool.prototype.doDeactivate = function () {
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_super.prototype.doDeactivate.call(this);
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this.stopTransaction();
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};
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/**
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* Clear any reference to a port element.
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* @this {PortShiftingTool}
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*/
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PortShiftingTool.prototype.doStop = function () {
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this.port = null;
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_super.prototype.doStop.call(this);
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};
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/**
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* Restore the port's original value for GraphObject.alignment.
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* @this {PortShiftingTool}
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*/
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PortShiftingTool.prototype.doCancel = function () {
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if (this.port !== null) {
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this.port.alignment = this._originalAlignment;
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}
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_super.prototype.doCancel.call(this);
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};
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/**
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* During the drag, call updateAlignment in order to set the GraphObject.alignment of the port.
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* @this {PortShiftingTool}
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*/
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PortShiftingTool.prototype.doMouseMove = function () {
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if (!this.isActive)
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return;
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this.updateAlignment();
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};
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/**
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* At the end of the drag, update the alignment of the port and finish the tool,
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* completing a transaction.
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* @this {PortShiftingTool}
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*/
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PortShiftingTool.prototype.doMouseUp = function () {
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if (!this.isActive)
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return;
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this.updateAlignment();
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this.transactionResult = "Shifted Label";
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this.stopTool();
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};
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/**
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* Save the port's GraphObject.alignment as a fractional Spot in the Spot Panel
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* that the port is in. Thus if the main element changes size, the relative positions
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* of the ports will be maintained. But that does assume that the port must remain
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* inside the main element -- it cannot wander away from the node.
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* This does not modify the port's GraphObject.alignmentFocus property.
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* @this {PortShiftingTool}
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*/
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PortShiftingTool.prototype.updateAlignment = function () {
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if (this.port === null)
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return;
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var last = this.diagram.lastInput.documentPoint;
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var main = this.port.panel.findMainElement();
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var tl = main.getDocumentPoint(go.Spot.TopLeft);
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var br = main.getDocumentPoint(go.Spot.BottomRight);
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var x = Math.max(0, Math.min((last.x - tl.x) / (br.x - tl.x), 1));
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var y = Math.max(0, Math.min((last.y - tl.y) / (br.y - tl.y), 1));
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this.port.alignment = new go.Spot(x, y);
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};
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return PortShiftingTool;
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}(go.Tool));
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exports.PortShiftingTool = PortShiftingTool;
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});
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