102 lines
3.5 KiB
TypeScript
102 lines
3.5 KiB
TypeScript
"use strict";
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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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import * as go from "../release/go";
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import { FreehandDrawingTool } from "./FreehandDrawingTool";
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import { GeometryReshapingTool } from "./GeometryReshapingTool";
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var myDiagram: go.Diagram;
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export function init() {
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if (typeof (<any>window)["goSamples"] === 'function') (<any>window)["goSamples"](); // init for these samples -- you don't need to call this
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const $ = go.GraphObject.make;
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myDiagram =
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$(go.Diagram, "myDiagramDiv",
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{
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initialContentAlignment: go.Spot.Center
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});
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myDiagram.toolManager.mouseDownTools.insertAt(3, new GeometryReshapingTool());
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myDiagram.nodeTemplateMap.add("FreehandDrawing",
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$(go.Part,
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{ locationSpot: go.Spot.Center, isLayoutPositioned: false },
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new go.Binding("location", "loc", go.Point.parse).makeTwoWay(go.Point.stringify),
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{
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selectionAdorned: true, selectionObjectName: "SHAPE",
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selectionAdornmentTemplate: // custom selection adornment: a blue rectangle
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$(go.Adornment, "Auto",
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$(go.Shape, { stroke: "dodgerblue", fill: null }),
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$(go.Placeholder, { margin: -1 }))
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},
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{ resizable: true, resizeObjectName: "SHAPE" },
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{ rotatable: true, rotateObjectName: "SHAPE" },
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{ reshapable: true }, // GeometryReshapingTool assumes nonexistent Part.reshapeObjectName would be "SHAPE"
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$(go.Shape,
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{ name: "SHAPE", fill: null, strokeWidth: 1.5 },
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new go.Binding("desiredSize", "size", go.Size.parse).makeTwoWay(go.Size.stringify),
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new go.Binding("angle").makeTwoWay(),
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new go.Binding("geometryString", "geo").makeTwoWay(),
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new go.Binding("fill"),
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new go.Binding("stroke"),
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new go.Binding("strokeWidth"))
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));
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// create drawing tool for myDiagram, defined in FreehandDrawingTool.js
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var tool = new FreehandDrawingTool();
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// provide the default JavaScript object for a new polygon in the model
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tool.archetypePartData =
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{ stroke: "green", strokeWidth: 3, category: "FreehandDrawing" };
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// allow the tool to start on top of an existing Part
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tool.isBackgroundOnly = false;
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// install as first mouse-move-tool
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myDiagram.toolManager.mouseMoveTools.insertAt(0, tool);
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load(); // load a simple diagram from the textarea
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}
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export function mode(draw: boolean) {
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var tool = myDiagram.toolManager.findTool("FreehandDrawing");
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tool.isEnabled = draw;
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}
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export function updateAllAdornments() { // called after checkboxes change Diagram.allow...
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myDiagram.selection.each(function (p) { p.updateAdornments(); });
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}
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// save a model to and load a model from Json text, displayed below the Diagram
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export function save() {
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var str = '{ "position": "' + go.Point.stringify(myDiagram.position) + '",\n "model": ' + myDiagram.model.toJson() + ' }';
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(document.getElementById("mySavedDiagram") as any).value = str;
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}
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export function load() {
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var str = (document.getElementById("mySavedDiagram") as any).value;
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try {
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var json = JSON.parse(str);
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myDiagram.initialPosition = go.Point.parse(json.position || "0 0");
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myDiagram.model = go.Model.fromJson(json.model);
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myDiagram.model.undoManager.isEnabled = true;
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} catch (ex) {
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alert(ex);
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}
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}
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export function select() {
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mode(false);
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}
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export function drawMode() {
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mode(true);
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}
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export function allowResizing() {
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myDiagram.allowResize = !myDiagram.allowResize; updateAllAdornments();
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}
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export function allowReshaping() {
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myDiagram.allowReshape = !myDiagram.allowReshape; updateAllAdornments();
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}
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export function allowRotating() {
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myDiagram.allowRotate = !myDiagram.allowRotate; updateAllAdornments();
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} |