gojs
Version:
Interactive diagrams, charts, and graphs, such as trees, flowcharts, orgcharts, UML, BPMN, or business diagrams
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HTML
<html lang="en">
<head>
<meta charset="utf-8"/>
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no, viewport-fit=cover"/>
<meta name="description" content="The JavaScript class hierarchy defined by the GoJS library, arranged as a tree."/>
<link rel="stylesheet" href="../assets/css/style.css"/>
<!-- Copyright 1998-2023 by Northwoods Software Corporation. -->
<title>GoJS Class Hierarchy Tree</title>
</head>
<body>
<!-- This top nav is not part of the sample code -->
<nav id="navTop" class="w-full z-30 top-0 text-white bg-nwoods-primary">
<div class="w-full container max-w-screen-lg mx-auto flex flex-wrap sm:flex-nowrap items-center justify-between mt-0 py-2">
<div class="md:pl-4">
<a class="text-white hover:text-white no-underline hover:no-underline
font-bold text-2xl lg:text-4xl rounded-lg hover:bg-nwoods-secondary " href="../">
<h1 class="my-0 p-1 ">GoJS</h1>
</a>
</div>
<button id="topnavButton" class="rounded-lg sm:hidden focus:outline-none focus:ring" aria-label="Navigation">
<svg fill="currentColor" viewBox="0 0 20 20" class="w-6 h-6">
<path id="topnavOpen" fill-rule="evenodd" d="M3 5a1 1 0 011-1h12a1 1 0 110 2H4a1 1 0 01-1-1zM3 10a1 1 0 011-1h12a1 1 0 110 2H4a1 1 0 01-1-1zM9 15a1 1 0 011-1h6a1 1 0 110 2h-6a1 1 0 01-1-1z" clip-rule="evenodd"></path>
<path id="topnavClosed" class="hidden" fill-rule="evenodd" d="M4.293 4.293a1 1 0 011.414 0L10 8.586l4.293-4.293a1 1 0 111.414 1.414L11.414 10l4.293 4.293a1 1 0 01-1.414 1.414L10 11.414l-4.293 4.293a1 1 0 01-1.414-1.414L8.586 10 4.293 5.707a1 1 0 010-1.414z" clip-rule="evenodd"></path>
</svg>
</button>
<div id="topnavList" class="hidden sm:block items-center w-auto mt-0 text-white p-0 z-20">
<ul class="list-reset list-none font-semibold flex justify-end flex-wrap sm:flex-nowrap items-center px-0 pb-0">
<li class="p-1 sm:p-0"><a class="topnav-link" href="../learn/">Learn</a></li>
<li class="p-1 sm:p-0"><a class="topnav-link" href="../samples/">Samples</a></li>
<li class="p-1 sm:p-0"><a class="topnav-link" href="../intro/">Intro</a></li>
<li class="p-1 sm:p-0"><a class="topnav-link" href="../api/">API</a></li>
<li class="p-1 sm:p-0"><a class="topnav-link" href="https://www.nwoods.com/products/register.html">Register</a></li>
<li class="p-1 sm:p-0"><a class="topnav-link" href="../download.html">Download</a></li>
<li class="p-1 sm:p-0"><a class="topnav-link" href="https://forum.nwoods.com/c/gojs/11">Forum</a></li>
<li class="p-1 sm:p-0"><a class="topnav-link" href="https://www.nwoods.com/contact.html"
target="_blank" rel="noopener" onclick="getOutboundLink('https://www.nwoods.com/contact.html', 'contact');">Contact</a></li>
<li class="p-1 sm:p-0"><a class="topnav-link" href="https://www.nwoods.com/sales/index.html"
target="_blank" rel="noopener" onclick="getOutboundLink('https://www.nwoods.com/sales/index.html', 'buy');">Buy</a></li>
</ul>
</div>
</div>
<hr class="border-b border-gray-600 opacity-50 my-0 py-0" />
</nav>
<div class="md:flex flex-col md:flex-row md:min-h-screen w-full max-w-screen-xl mx-auto">
<div id="navSide" class="flex flex-col w-full md:w-48 text-gray-700 bg-white flex-shrink-0"></div>
<!-- * * * * * * * * * * * * * -->
<!-- Start of GoJS sample code -->
<script src="../release/go.js"></script>
<div id="allSampleContent" class="p-4 w-full">
<script src="../extensions/HyperlinkText.js"></script>
<script id="code">
function init() {
// Since 2.2 you can also author concise templates with method chaining instead of GraphObject.make
// For details, see https://gojs.net/latest/intro/buildingObjects.html
const $ = go.GraphObject.make; // for conciseness in defining templates
var diagram = new go.Diagram("myDiagramDiv", // id of DIV
{ // Automatically lay out the diagram as a tree;
// separate trees are arranged vertically above each other.
layout: $(go.TreeLayout, { nodeSpacing: 3 })
});
// Define a node template showing class names.
// Clicking on the node opens up the documentation for that class.
diagram.nodeTemplate =
$(go.Node,
$("HyperlinkText",
// compute the URL to open for the documentation
node => "../api/symbols/" + node.data.key + ".html",
// define the visuals for the hyperlink, basically the whole node:
$(go.Panel, "Auto",
$(go.Shape, { fill: "#1F4963", stroke: null }),
$(go.TextBlock,
{
font: "bold 13px Helvetica, bold Arial, sans-serif",
stroke: "white", margin: 3
},
new go.Binding("text", "key"))
)
)
);
// Define a trivial link template with no arrowhead
diagram.linkTemplate =
$(go.Link,
{
curve: go.Link.Bezier,
toEndSegmentLength: 30, fromEndSegmentLength: 30
},
$(go.Shape, { strokeWidth: 1.5 }) // the link shape, with the default black stroke
);
// Collect all of the data for the model of the class hierarchy
var nodeDataArray = [];
// Iterate over all of the classes in "go"
for (k in go) {
var cls = go[k];
if (!cls) continue;
var proto = cls.prototype;
if (!proto) continue;
if (k === 'EnumValue') continue; // undocumented classes
proto.constructor.className = k; // remember name
// find base class constructor
var base = Object.getPrototypeOf(proto).constructor;
if (base === Object) { // "root" node?
nodeDataArray.push({ key: k });
} else {
// add a node for this class and a tree-parent reference to the base class name
nodeDataArray.push({ key: k, parent: base.className });
}
}
// Create the model for the hierarchy diagram
diagram.model = new go.TreeModel(nodeDataArray);
// Now collect all node data that are singletons
var singlesArray = []; // for classes that don't inherit from another class
diagram.nodes.each(node => {
if (node.linksConnected.count === 0) {
singlesArray.push(node.data);
}
});
// Remove the unconnected class nodes from the main Diagram
diagram.model.removeNodeDataCollection(singlesArray);
// Display the unconnected classes in a separate Diagram
var singletons =
new go.Diagram("mySingletons",
{
nodeTemplate: diagram.nodeTemplate, // share the node template with the main Diagram
layout:
$(go.GridLayout,
{
wrappingColumn: 1, // put the unconnected nodes in a column
spacing: new go.Size(3, 3)
}),
model: new go.Model(singlesArray) // use a separate model
});
}
window.addEventListener('DOMContentLoaded', init);
</script>
<div id="sample">
<div style="width: 100%; display: flex; justify-content: space-between">
<div id="myDiagramDiv" style="flex-grow: 1; height: 725px; margin-right: 4px; border: solid 1px black"></div>
<div id="mySingletons" style="width: 160px; background-color: whitesmoke; border: solid 1px black"></div>
</div>
<p>The JavaScript class hierarchy defined by the GoJS library, laid out by a <a>TreeLayout</a>.
Classes that do not have any inheritance relationship are shown at the right.</p>
<p>Because the node template uses a "HyperlinkText", clicking on a node will open the API reference for that class in a new window.</p>
<p>For more uses of the Tree Layout, see the <a href="DOMTree.html">DOM Tree</a> and <a href="visualTree.html">Visual Tree</a> samples.</p>
</div>
</div>
<!-- * * * * * * * * * * * * * -->
<!-- End of GoJS sample code -->
</div>
</body>
<!-- This script is part of the gojs.net website, and is not needed to run the sample -->
<script src="../assets/js/goSamples.js"></script>
</html>