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116 lines
5.6 KiB
116 lines
5.6 KiB
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<title>Packed Layout</title>
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<meta name="description" content="Arrange nodes into rectangular or elliptical areas, ignoring any links." />
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<!-- Copyright 1998-2019 by Northwoods Software Corporation. -->
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<script src="../samples/assets/require.js"></script>
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<script src="../assets/js/goSamples.js"></script> <!-- this is only for the GoJS Samples framework -->
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<style type="text/css">
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input[type="number"] {
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width: 60px;
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margin-left: 3px;
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}
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input[type=checkbox], input[type=radio] {
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vertical-align: middle;
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position: relative;
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bottom: 2px;
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}
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</style>
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<script id="code">
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var rebuildGraph;
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function init() {
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require(["../extensionsTS/PackedScript"], function(app) {
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rebuildGraph = app.rebuildGraph;
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app.init();
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document.getElementById("randomizeGraph").onclick = app.randomize;
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});
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}
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function layout() {
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rebuildGraph();
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}
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</script>
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</head>
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<body onload="init()">
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<div id="sample">
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<div style="margin-bottom: 5px; padding: 5px; background-color: aliceblue">
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<span style="display: inline-block; vertical-align: top; padding: 5px">
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<b>General Properties</b><br />
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PackShape:<br /> <input type="radio" name="packShape" onclick="layout()" value="Elliptical" checked> Elliptical<br />
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<input type="radio" name="packShape" onclick="layout()" value="Rectangular"> Rectangular<br />
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PackMode:<br /> <input type="radio" name="packMode" onclick="layout()" value="AspectOnly" checked> Aspect Ratio<br />
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<input type="radio" name="packMode" onclick="layout()" value="ExpandToFit"> Expand to Fit<br />
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<input type="radio" name="packMode" onclick="layout()" value="Fit"> Fit<br />
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<table>
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<tr>
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<td>Aspect ratio: </td>
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<td><input type="number" size="2" id="aspectRatio" value="1" onchange="layout()"></td>
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</tr>
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<tr>
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<td>Layout width: </td>
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<td><input type="number" size="2" id="width" value="600" onchange="layout()"></td>
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</tr>
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<tr>
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<td>Layout height: </td>
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<td><input type="number" size="2" id="height" value="600" onchange="layout()"></td>
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</table>
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</span>
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<span style="display: inline-block; vertical-align: top; padding: 5px">
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<b>Node Sorting Properties</b><br />
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SortOrder: <input type="radio" name="sortOrder" onclick="layout()" value="Descending" checked> Descending
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<input type="radio" name="sortOrder" onclick="layout()" value="Ascending"> Ascending<br />
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SortMode: <br />
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<input type="radio" name="sortMode" onclick="layout()" id="modeNone" value="None"> None (do not sort nodes)<br />
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<input type="radio" name="sortMode" onclick="layout()" id="modeMaxSide" value="MaxSide"> Max Side Length<br />
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<input type="radio" name="sortMode" onclick="layout()" id="modeArea" value="Area" checked> Area<br />
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<b>Padding between nodes</b><br />
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Spacing: <input type="number" id="nodeSpacing" value="0" onchange="layout()"><br />
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<b>Circle Packing</b><br />
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hasCircularNodes <input type="checkbox" id="hasCircularNodes" onclick="layout()"><br />
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isSpiralPacked <input type="checkbox" id="isSpiralPacked" onclick="layout()">
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</span>
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<span style="display: inline-block; vertical-align: top; padding: 5px">
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<b>Node Generation</b><br />
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<table>
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<tr>
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<td>Number of nodes: </td>
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<td><input type="number" id="numNodes" value="100" onchange="layout()"><br /></td>
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</tr>
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<tr>
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<td>Node shape:<br /><input type="radio" name="shapeToPack" onclick="layout()" value="Rectangle" checked> Rectangles<br />
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<input type="radio" name="shapeToPack" onclick="layout()" value="Ellipse"> Ellipses<br />
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</tr>
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<tr>
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<td>Minimum side length: </td>
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<td><input type="number" id="nodeMinSide" value="30" onchange="layout()"><br /></td>
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</tr>
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<tr>
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<td>Maximum side length: </td>
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<td><input type="number" id="nodeMaxSide" value="50" onchange="layout()"><br /></td>
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</tr>
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</table>
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Same width/height <input type="checkbox" id="sameSides" onclick="layout()"><br />
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<button type="button" id="randomizeGraph" style="margin-top: 5px;">Randomize Graph</button>
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</span>
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</div>
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<div id="myDiagramDiv" style="background-color: white; border: solid 1px black; width: 100%; height: 500px"></div>
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<p>
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This sample demonstrates a custom Layout, PackedLayout, which attempts to pack nodes as close together as possible without overlap.
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Each node is assumed to be either rectangular or circular (dictated by the 'nodesAreCircles' property). This layout supports packing
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nodes into either a rectangle or an ellipse, with the shape determined by the PackShape and the aspect ratio determined by either the
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aspectRatio property, or the specified width and height (depending on the PackMode).
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</p>
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<p>
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This extension's code is TypeScript-only and the source files can be found in the <code>extensionsTS</code> directory.
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The layout is defined in its own file, as <a href="../extensionsTS/PackedLayout.ts">extensionsTS/PackedLayout.ts</a>, with an additional dependency on <a href="../extensionsTS/Quadtree.ts">extensionsTS/Quadtree.ts</a>.
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</p>
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</div>
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</body>
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</html> |