gojs
Version:
Interactive diagrams, charts, and graphs, such as trees, flowcharts, orgcharts, UML, BPMN, or business diagrams
107 lines (106 loc) • 5.69 kB
JavaScript
/*
* Copyright (C) 1998-2020 by Northwoods Software Corporation. All Rights Reserved.
*/
(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", "./DimensioningLink.js"], factory);
}
})(function (require, exports) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
/*
* 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");
var DimensioningLink_js_1 = require("./DimensioningLink.js");
function init() {
if (window.goSamples)
window.goSamples(); // init for these samples -- you don't need to call this
var $ = go.GraphObject.make;
var myDiagram = $(go.Diagram, 'myDiagramDiv', {
'undoManager.isEnabled': true
});
// A simple resizable node
myDiagram.nodeTemplate =
$(go.Node, 'Auto', { locationSpot: go.Spot.Center }, new go.Binding('location', 'loc', go.Point.parse).makeTwoWay(go.Point.stringify), { resizable: true }, $(go.Shape, { strokeWidth: 0, fill: 'lightgray' }, new go.Binding('fill', 'color')), $(go.TextBlock, { margin: 10 }, new go.Binding('text', 'key')));
// A generalized example template using a DimensioningLink.
// Most usage might not have so many Bindings.
myDiagram.linkTemplateMap.add('Dimensioning', $(DimensioningLink_js_1.DimensioningLink, new go.Binding('fromSpot', 'fromSpot', go.Spot.parse), new go.Binding('toSpot', 'toSpot', go.Spot.parse), new go.Binding('direction'), new go.Binding('extension'), new go.Binding('inset'), $(go.Shape, { stroke: 'gray' }, new go.Binding('stroke', 'color')), $(go.Shape, { fromArrow: 'BackwardOpenTriangle', segmentIndex: 2, stroke: 'gray' }, new go.Binding('stroke', 'color')), $(go.Shape, { toArrow: 'OpenTriangle', segmentIndex: -3, stroke: 'gray' }, new go.Binding('stroke', 'color')), $(go.TextBlock, {
segmentIndex: 2,
segmentFraction: 0.5,
segmentOrientation: go.Link.OrientUpright,
alignmentFocus: go.Spot.Bottom,
stroke: 'gray',
font: '8pt sans-serif'
}, new go.Binding('text', '', showDistance).ofObject(), new go.Binding('stroke', 'color'))));
// Return a string representing the distance between the two points.
// This is the cartesian distance if this.direction is NaN;
// otherwise it is the orthogonal distance along that axis.
function showDistance(link) {
var numpts = link.pointsCount;
if (numpts < 2)
return '';
var p0 = link.getPoint(0);
var pn = link.getPoint(numpts - 1);
var ang = link.direction;
if (isNaN(ang))
return Math.floor(Math.sqrt(p0.distanceSquaredPoint(pn))) + '';
var rad = ang * Math.PI / 180;
return Math.floor(Math.abs(Math.cos(rad) * (p0.x - pn.x)) +
Math.abs(Math.sin(rad) * (p0.y - pn.y))) + '';
}
myDiagram.model = new go.GraphLinksModel([
{ key: 'Alpha', loc: '0 50' },
{ key: 'Beta', loc: '150 0' },
{ key: 'Gamma', loc: '100 150' }
], [
{
from: 'Alpha', to: 'Beta', category: 'Dimensioning',
fromSpot: 'TopRight', toSpot: 'TopLeft'
},
{
from: 'Alpha', to: 'Beta', category: 'Dimensioning',
fromSpot: 'TopLeft', toSpot: 'TopRight', extension: 50, color: 'blue'
},
{
from: 'Alpha', to: 'Beta', category: 'Dimensioning',
fromSpot: 'TopLeft', toSpot: 'TopLeft', direction: 270, color: 'green'
},
{
from: 'Alpha', to: 'Beta', category: 'Dimensioning',
fromSpot: 'BottomRight', toSpot: 'BottomRight', direction: 90, color: 'purple'
},
{
from: 'Alpha', to: 'Beta', category: 'Dimensioning',
fromSpot: 'Center', toSpot: 'Center', extension: 50, direction: NaN, color: 'red'
},
{
from: 'Gamma', to: 'Gamma', category: 'Dimensioning',
fromSpot: 'TopLeft', toSpot: 'TopRight', direction: 0
},
{
from: 'Gamma', to: 'Gamma', category: 'Dimensioning',
fromSpot: 'TopRight', toSpot: 'BottomRight', direction: 90
},
{
from: 'Gamma', to: 'Gamma', category: 'Dimensioning',
fromSpot: 'BottomRight', toSpot: 'BottomLeft', direction: 180
},
{
from: 'Gamma', to: 'Gamma', category: 'Dimensioning',
fromSpot: 'BottomLeft', toSpot: 'TopLeft', direction: 270
}
]);
// Attach to the window for console manipulation
window.myDiagram = myDiagram;
}
exports.init = init;
});