You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
158 lines
8.0 KiB
158 lines
8.0 KiB
5 years ago
|
/*
|
||
|
|
* Copyright (C) 1998-2019 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", "./Figures", "./SnapLinkReshapingTool"], factory);
|
||
|
|
}
|
||
|
|
})(function (require, exports) {
|
||
|
|
"use strict";
|
||
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
||
|
|
var go = require("../release/go");
|
||
|
|
require("./Figures");
|
||
|
|
var SnapLinkReshapingTool_1 = require("./SnapLinkReshapingTool");
|
||
|
|
var myDiagram;
|
||
|
|
var myPalette;
|
||
|
|
function init() {
|
||
|
|
if (window.goSamples)
|
||
|
|
window.goSamples(); // init for these samples -- you don't need to call this
|
||
|
|
var $ = go.GraphObject.make; // for conciseness in defining templates
|
||
|
|
myDiagram =
|
||
|
|
$(go.Diagram, 'myDiagramDiv', // must name or refer to the DIV HTML element
|
||
|
|
{
|
||
|
|
// supply a simple narrow grid that manually reshaped link routes will follow
|
||
|
|
grid: $(go.Panel, 'Grid', { gridCellSize: new go.Size(8, 8) }, $(go.Shape, 'LineH', { stroke: 'lightgray', strokeWidth: 0.5 }), $(go.Shape, 'LineV', { stroke: 'lightgray', strokeWidth: 0.5 })),
|
||
|
|
'draggingTool.isGridSnapEnabled': true,
|
||
|
|
linkReshapingTool: $(SnapLinkReshapingTool_1.SnapLinkReshapingTool),
|
||
|
|
// when the user reshapes a Link, change its Link.routing from AvoidsNodes to Orthogonal,
|
||
|
|
// so that combined with Link.adjusting == End the link will retain its reshaped mid points
|
||
|
|
// even after nodes are moved
|
||
|
|
'LinkReshaped': function (e) { e.subject.routing = go.Link.Orthogonal; },
|
||
|
|
'animationManager.isEnabled': false,
|
||
|
|
'undoManager.isEnabled': true
|
||
|
|
});
|
||
|
|
// when the document is modified, add a "*" to the title and enable the "Save" button
|
||
|
|
myDiagram.addDiagramListener('Modified', function (e) {
|
||
|
|
var button = document.getElementById('SaveButton');
|
||
|
|
if (button)
|
||
|
|
button.disabled = !myDiagram.isModified;
|
||
|
|
var idx = document.title.indexOf('*');
|
||
|
|
if (myDiagram.isModified) {
|
||
|
|
if (idx < 0)
|
||
|
|
document.title += '*';
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
if (idx >= 0)
|
||
|
|
document.title = document.title.substr(0, idx);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
// Define a function for creating a "port" that is normally transparent.
|
||
|
|
// The "name" is used as the GraphObject.portId, the "spot" is used to control how links connect
|
||
|
|
// and where the port is positioned on the node, and the boolean "output" and "input" arguments
|
||
|
|
// control whether the user can draw links from or to the port.
|
||
|
|
function makePort(name, spot, output, input) {
|
||
|
|
// the port is basically just a small transparent square
|
||
|
|
return $(go.Shape, 'Circle', {
|
||
|
|
fill: null,
|
||
|
|
stroke: null,
|
||
|
|
desiredSize: new go.Size(7, 7),
|
||
|
|
alignment: spot,
|
||
|
|
alignmentFocus: spot,
|
||
|
|
portId: name,
|
||
|
|
fromSpot: spot, toSpot: spot,
|
||
|
|
fromLinkable: output, toLinkable: input,
|
||
|
|
cursor: 'pointer' // show a different cursor to indicate potential link point
|
||
|
|
});
|
||
|
|
}
|
||
|
|
myDiagram.nodeTemplate =
|
||
|
|
$(go.Node, 'Spot', { locationSpot: go.Spot.Center }, new go.Binding('location', 'loc', go.Point.parse).makeTwoWay(go.Point.stringify), { selectable: true }, { resizable: true, resizeObjectName: 'PANEL' },
|
||
|
|
// the main object is a Panel that surrounds a TextBlock with a Shape
|
||
|
|
$(go.Panel, 'Auto', { name: 'PANEL' }, new go.Binding('desiredSize', 'size', go.Size.parse).makeTwoWay(go.Size.stringify), $(go.Shape, 'Rectangle', // default figure
|
||
|
|
{
|
||
|
|
portId: '',
|
||
|
|
fromLinkable: true, toLinkable: true, cursor: 'pointer',
|
||
|
|
fill: 'white' // default color
|
||
|
|
}, new go.Binding('figure'), new go.Binding('fill')), $(go.TextBlock, {
|
||
|
|
font: 'bold 11pt Helvetica, Arial, sans-serif',
|
||
|
|
margin: 8,
|
||
|
|
maxSize: new go.Size(160, NaN),
|
||
|
|
wrap: go.TextBlock.WrapFit,
|
||
|
|
editable: true
|
||
|
|
}, new go.Binding('text').makeTwoWay())),
|
||
|
|
// four small named ports, one on each side:
|
||
|
|
makePort('T', go.Spot.Top, false, true), makePort('L', go.Spot.Left, true, true), makePort('R', go.Spot.Right, true, true), makePort('B', go.Spot.Bottom, true, false), {
|
||
|
|
mouseEnter: function (e, node) { if (node instanceof go.Node)
|
||
|
|
showSmallPorts(node, true); },
|
||
|
|
mouseLeave: function (e, node) { if (node instanceof go.Node)
|
||
|
|
showSmallPorts(node, false); }
|
||
|
|
});
|
||
|
|
function showSmallPorts(node, show) {
|
||
|
|
node.ports.each(function (port) {
|
||
|
|
if (port.portId !== '') { // don't change the default port, which is the big shape
|
||
|
|
port.fill = show ? 'rgba(0,0,0,.3)' : null;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
myDiagram.linkTemplate =
|
||
|
|
$(go.Link, // the whole link panel
|
||
|
|
{ relinkableFrom: true, relinkableTo: true, reshapable: true, resegmentable: true }, {
|
||
|
|
routing: go.Link.AvoidsNodes,
|
||
|
|
adjusting: go.Link.End,
|
||
|
|
curve: go.Link.JumpOver,
|
||
|
|
corner: 5,
|
||
|
|
toShortLength: 4
|
||
|
|
}, new go.Binding('points').makeTwoWay(),
|
||
|
|
// remember the Link.routing too
|
||
|
|
new go.Binding('routing', 'routing', go.Binding.parseEnum(go.Link, go.Link.AvoidsNodes))
|
||
|
|
.makeTwoWay(go.Binding.toString), $(go.Shape, // the link path shape
|
||
|
|
{ isPanelMain: true, strokeWidth: 2 }), $(go.Shape, // the arrowhead
|
||
|
|
{ toArrow: 'Standard', stroke: null }));
|
||
|
|
load(); // load an initial diagram from some JSON text
|
||
|
|
var link = myDiagram.links.first();
|
||
|
|
if (link)
|
||
|
|
link.isSelected = true;
|
||
|
|
// initialize the Palette that is on the left side of the page
|
||
|
|
myPalette =
|
||
|
|
$(go.Palette, 'myPaletteDiv', // must name or refer to the DIV HTML element
|
||
|
|
{
|
||
|
|
maxSelectionCount: 1,
|
||
|
|
nodeTemplateMap: myDiagram.nodeTemplateMap,
|
||
|
|
model: new go.GraphLinksModel([
|
||
|
|
{ text: 'Start', figure: 'Circle', fill: 'green' },
|
||
|
|
{ text: 'Step' },
|
||
|
|
{ text: 'DB', figure: 'Database', fill: 'lightgray' },
|
||
|
|
{ text: '???', figure: 'Diamond', fill: 'lightskyblue' },
|
||
|
|
{ text: 'End', figure: 'Circle', fill: 'red' },
|
||
|
|
{ text: 'Comment', figure: 'RoundedRectangle', fill: 'lightyellow' }
|
||
|
|
])
|
||
|
|
});
|
||
|
|
}
|
||
|
|
exports.init = init;
|
||
|
|
// Show the diagram's model in JSON format that the user may edit
|
||
|
|
function save() {
|
||
|
|
saveDiagramProperties(); // do this first, before writing to JSON
|
||
|
|
document.getElementById('mySavedModel').value = myDiagram.model.toJson();
|
||
|
|
myDiagram.isModified = false;
|
||
|
|
}
|
||
|
|
exports.save = save;
|
||
|
|
function load() {
|
||
|
|
myDiagram.model = go.Model.fromJson(document.getElementById('mySavedModel').value);
|
||
|
|
loadDiagramProperties();
|
||
|
|
}
|
||
|
|
exports.load = load;
|
||
|
|
function saveDiagramProperties() {
|
||
|
|
myDiagram.model.modelData.position = go.Point.stringify(myDiagram.position);
|
||
|
|
}
|
||
|
|
// Called by "InitialLayoutCompleted" DiagramEvent listener, NOT directly by load()!
|
||
|
|
function loadDiagramProperties() {
|
||
|
|
// set Diagram.initialPosition, not Diagram.position, to handle initialization side-effects
|
||
|
|
var pos = myDiagram.model.modelData.position;
|
||
|
|
if (pos)
|
||
|
|
myDiagram.initialPosition = go.Point.parse(pos);
|
||
|
|
}
|
||
|
|
});
|