47 lines
No EOL
1.3 KiB
HTML
Executable file
47 lines
No EOL
1.3 KiB
HTML
Executable file
<head>
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<style> body { margin: 0; } </style>
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<script src="//unpkg.com/force-graph"></script>
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<!-- <script src="../../dist/force-graph.js"></script>-->
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</head>
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<body>
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<div id="graph"></div>
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<script>
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// Random tree
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const N = 100;
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const gData = {
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nodes: [...Array(N).keys()].map(i => ({ id: i })),
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links: [...Array(N).keys()]
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.filter(id => id)
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.map(id => ({
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source: id,
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target: Math.round(Math.random() * (id-1)),
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dashed: (id % 2 === 0)
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}))
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};
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const elem = document.getElementById('graph');
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const dashLen = 6;
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const gapLen = 8;
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const Graph = ForceGraph()(elem)
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.graphData(gData)
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.nodeRelSize(8)
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.linkWidth(3)
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.linkLineDash(link => link.dashed && [dashLen, gapLen]);
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// Dash animation
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const st = +new Date();
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const dashAnimateTime = 300; // time to animate a single dash
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(function animate() {
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const t = ((+new Date() - st) % dashAnimateTime) / dashAnimateTime;
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const lineDash = t < 0.5 ? [0, gapLen * t * 2, dashLen, gapLen * (1 - t * 2)] : [dashLen * (t - 0.5) * 2, gapLen, dashLen * (1 - (t - 0.5) * 2), 0];
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Graph.linkLineDash(link => link.dashed && lineDash);
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requestAnimationFrame(animate);
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})(); // IIFE
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</script>
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</body> |