gojs
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Interactive diagrams, charts, and graphs, such as trees, flowcharts, orgcharts, UML, BPMN, or business diagrams
210 lines (209 loc) • 10.5 kB
JavaScript
/*
* Copyright (C) 1998-2023 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", "./Robot.js"], factory);
}
})(function (require, exports) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.pan = exports.doubleClickLambda = exports.clickLambda = exports.deleteSelection = exports.clickContextMenu = exports.dragSelectNodes = exports.copyNode = exports.dragFromPalette = exports.init = void 0;
/*
* 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 extensionsJSM folders.
* See the Extensions intro page (https://gojs.net/latest/intro/extensions.html) for more information.
*/
var go = require("../release/go.js");
var Robot_js_1 = require("./Robot.js");
var myRobot; // this global variable will hold an instance of the Robot class for myDiagram
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
function showProperties(e, obj) {
var node = obj.part.adornedPart;
if (node === null || node.data === null)
return;
var msg = 'Context clicked: ' + node.data.key + '. ';
msg += 'Selection includes:';
myDiagram.selection.each(function (part) {
msg += ' ' + part.toString();
});
var stat = document.getElementById('myStatus');
if (stat !== null)
stat.textContent = msg;
}
function nodeClicked(e, obj) {
var evt = e.copy();
var node = obj.part;
if (node === null || node.data === null)
return;
var type = evt.clickCount === 2 ? 'Double-Clicked: ' : 'Clicked: ';
var msg = type + node.data.key + '. ';
var stat = document.getElementById('myStatus');
if (stat !== null)
stat.textContent = msg;
}
myDiagram =
new go.Diagram('myDiagramDiv', // must name or refer to the DIV HTML element
{
nodeTemplate: $(go.Node, 'Auto', {
click: nodeClicked,
doubleClick: nodeClicked,
contextMenu: $('ContextMenu', $('ContextMenuButton', $(go.TextBlock, 'Properties'), { click: showProperties }))
}, $(go.Shape, 'Rectangle', { fill: 'lightgray' }, { portId: '', fromLinkable: true, toLinkable: true, cursor: 'pointer' }), $(go.TextBlock, { margin: 3 }, new go.Binding('text', 'key'))),
model: new go.GraphLinksModel([
{ key: 'Lambda' },
{ key: 'Mu' }
], [
{ from: 'Lambda', to: 'Mu' }
]),
'undoManager.isEnabled': true
});
// a shared Robot that can be used by all commands for this one Diagram
myRobot = new Robot_js_1.Robot(myDiagram); // defined in Robot.js
// initialize the Palette that is on the left side of the page
myPalette =
new go.Palette('myPaletteDiv', // must name or refer to the DIV HTML element
{
nodeTemplate: myDiagram.nodeTemplate,
model: new go.GraphLinksModel([
{ key: 'Alpha' },
{ key: 'Beta' },
{ key: 'Gamma' },
{ key: 'Delta' }
])
});
}
exports.init = init;
function dragFromPalette() {
// simulate a drag-and-drop between Diagrams:
var dragdrop = { sourceDiagram: myPalette, targetDiagram: myDiagram };
myRobot.mouseDown(5, 5, 0, dragdrop); // this should be where the Alpha node is in the source myPalette
myRobot.mouseMove(60, 60, 100, dragdrop);
myRobot.mouseUp(100, 100, 200, dragdrop); // this is where the node will be dropped in the target myDiagram
// If successful in dragging a node from the Palette into the Diagram,
// the DraggingTool will perform a transaction.
}
exports.dragFromPalette = dragFromPalette;
function copyNode() {
var alpha = myDiagram.findNodeForKey('Alpha');
if (alpha === null)
return;
var loc = alpha.actualBounds.center;
var options = { control: true, alt: true };
// Simulate a mouse drag to move the Alpha node:
myRobot.mouseDown(loc.x, loc.y, 0, options);
myRobot.mouseMove(loc.x + 80, loc.y + 50, 50, options);
myRobot.mouseMove(loc.x + 20, loc.y + 100, 100, options);
myRobot.mouseUp(loc.x + 20, loc.y + 100, 150, options);
// If successful, will have made a copy of the "Alpha" node below it.
// Alternatively you could copy the Node using commands:
// myDiagram.commandHandler.copySelection();
// myDiagram.commandHandler.pasteSelection(new go.Point(loc.x+20, loc.y+100));
}
exports.copyNode = copyNode;
function dragSelectNodes() {
var alpha = myDiagram.findNodeForKey('Alpha');
if (alpha === null)
return;
var alpha2 = myDiagram.findNodeForKey('Alpha2');
if (alpha2 === null)
return;
var coll = new go.Set();
coll.add(alpha);
coll.add(alpha2);
var area = myDiagram.computePartsBounds(coll);
area.inflate(30, 30);
// Simulate dragging in the background around the two Alpha nodes.
// This uses timestamps to pretend to wait a while to avoid activating the PanningTool.
// Hopefully this mouse down does not hit any Part, but in the Diagram's background:
myRobot.mouseDown(area.x, area.y, 0);
// NOTE that this mouseMove timestamp needs to be > myDiagram.toolManager.dragSelectingTool.delay:
myRobot.mouseMove(area.centerX, area.centerY, 200);
myRobot.mouseUp(area.right, area.bottom, 250);
// Now should have selected both "Alpha" and "Alpha2" using the DragSelectingTool.
// Alternatively you could select the Nodes programmatically:
// alpha.isSelected = true;
// alpha2.isSelected = true;
}
exports.dragSelectNodes = dragSelectNodes;
function clickContextMenu() {
var alpha = myDiagram.findNodeForKey('Alpha');
if (alpha === null)
return;
var loc = alpha.location;
// right click on Alpha
myRobot.mouseDown(loc.x + 10, loc.y + 10, 0, { right: true });
myRobot.mouseUp(loc.x + 10, loc.y + 10, 100, { right: true });
// Alternatively you could invoke the Show Context Menu command directly:
// myDiagram.commandHandler.showContextMenu(alpha);
// move mouse over first context menu button
myRobot.mouseMove(loc.x + 20, loc.y + 20, 200);
// and click that button
myRobot.mouseDown(loc.x + 20, loc.y + 20, 300);
myRobot.mouseUp(loc.x + 20, loc.y + 20, 350);
// This should have invoked the ContextMenuButton's click function, showProperties,
// which should have put a green message in the myStatus DIV.
}
exports.clickContextMenu = clickContextMenu;
function deleteSelection() {
// Simulate clicking the "Del" key:
myRobot.keyDown('Del');
myRobot.keyUp('Del');
// Now the selected Nodes are deleted.
// Alternatively you could invoke the Delete command directly:
// myDiagram.commandHandler.deleteSelection();
}
exports.deleteSelection = deleteSelection;
function clickLambda() {
var lambda = myDiagram.findNodeForKey('Lambda');
if (lambda === null)
return;
var loc = lambda.location;
// click on Lambda
myRobot.mouseDown(loc.x + 10, loc.y + 10, 0, {});
myRobot.mouseUp(loc.x + 10, loc.y + 10, 100, {});
// Clicking is just a sequence of input events.
// There is no command in CommandHandler for such a basic gesture.
}
exports.clickLambda = clickLambda;
function doubleClickLambda() {
var lambda = myDiagram.findNodeForKey('Lambda');
if (lambda === null)
return;
var loc = lambda.location;
// double-click on Lambda
myRobot.mouseDown(loc.x + 10, loc.y + 10, 0, {});
myRobot.mouseUp(loc.x + 10, loc.y + 10, 100, {});
myRobot.mouseDown(loc.x + 10, loc.y + 10, 200, { clickCount: 2 });
myRobot.mouseUp(loc.x + 10, loc.y + 10, 300, { clickCount: 2 });
}
exports.doubleClickLambda = doubleClickLambda;
function pan() {
var pos1 = myDiagram.position.copy();
var pt = new go.Point(myDiagram.viewportBounds.x + 30, myDiagram.viewportBounds.centerY);
myRobot.mouseDown(pt.x, pt.y, 0, {});
// Minimal wait after mouseDown when moving, else the PanningTool will be pre-empted
// by the DragSelectingTool, which is controlled by the DragSelectingTool.delay property.
// Remember that these are document coordinates, which are shifted by the panning motion.
myRobot.mouseMove(pt.x + 20, pt.y + 10, 10, {});
myRobot.mouseMove(pt.x + 20, pt.y + 10, 30, {});
myRobot.mouseMove(pt.x + 20, pt.y + 10, 50, {});
myRobot.mouseUp(pt.x + 20, pt.y + 10, 70, {});
var pos2 = myDiagram.position.copy();
document.getElementById("myStatus").textContent =
"Document.position before: " + pos1.toString() + " " +
"Document.position after: " + pos2.toString();
}
exports.pan = pan;
});