96 lines
3.3 KiB
HTML
Executable file
96 lines
3.3 KiB
HTML
Executable file
<head>
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<style> body { margin: 0; } </style>
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<script src="//bundle.run/@yarnpkg/lockfile@1.1.0"></script>
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<script src="//unpkg.com/dat.gui"></script>
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<script src="//unpkg.com/d3-quadtree"></script>
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<script src="//unpkg.com/d3-force"></script>
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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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// controls
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const controls = { 'DAG Orientation': 'lr'};
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const gui = new dat.GUI();
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gui.add(controls, 'DAG Orientation', ['lr', 'td', 'radialout', null])
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.onChange(orientation => graph && graph.dagMode(orientation));
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// graph config
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const graph = ForceGraph()
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.backgroundColor('#101020')
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.linkColor(() => 'rgba(255,255,255,0.2)')
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.dagMode('lr')
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.dagLevelDistance(300)
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.nodeId('package')
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.linkCurvature(d =>
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0.07 * // max curvature
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// curve outwards from source, using gradual straightening within a margin of a few px
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(['td', 'bu'].includes(graph.dagMode())
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? Math.max(-1, Math.min(1, (d.source.x - d.target.x) / 25)) :
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['lr', 'rl'].includes(graph.dagMode())
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? Math.max(-1, Math.min(1, (d.target.y - d.source.y) / 25))
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: ['radialout', 'radialin'].includes(graph.dagMode()) ? 0 : 1
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)
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)
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.linkDirectionalParticles(2)
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.linkDirectionalParticleWidth(3)
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.nodeCanvasObject((node, ctx) => {
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const label = node.package;
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const fontSize = 15;
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ctx.font = `${fontSize}px Sans-Serif`;
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const textWidth = ctx.measureText(label).width;
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const bckgDimensions = [textWidth, fontSize].map(n => n + fontSize * 0.2); // some padding
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ctx.fillStyle = 'rgba(0, 0, 0, 0.2)';
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ctx.fillRect(node.x - bckgDimensions[0] / 2, node.y - bckgDimensions[1] / 2, ...bckgDimensions);
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ctx.textAlign = 'center';
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ctx.textBaseline = 'middle';
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ctx.fillStyle = 'lightsteelblue';
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ctx.fillText(label, node.x, node.y);
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node.__bckgDimensions = bckgDimensions; // to re-use in nodePointerAreaPaint
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})
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.nodePointerAreaPaint((node, color, ctx) => {
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ctx.fillStyle = color;
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const bckgDimensions = node.__bckgDimensions;
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bckgDimensions && ctx.fillRect(node.x - bckgDimensions[0] / 2, node.y - bckgDimensions[1] / 2, ...bckgDimensions);
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})
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.d3Force('collide', d3.forceCollide(13))
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.d3AlphaDecay(0.02)
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.d3VelocityDecay(0.3);
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fetch('//unpkg.com/d3@5.9.7/yarn.lock')
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.then(r => r.text())
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.then(text => {
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const yarnlock = _yarnpkg_lockfile.parse(text);
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if (yarnlock.type !== 'success') throw new Error('invalid yarn.lock');
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return yarnlock.object;
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})
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.then(yarnlock => {
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const nodes = [];
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const links = [];
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Object.entries(yarnlock).forEach(([package, details]) => {
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nodes.push({
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package,
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version: details.version
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});
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if (details.dependencies) {
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Object.entries(details.dependencies).forEach(([dep, version]) => {
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links.push({source: package, target: `${dep}@${version}`});
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});
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}
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});
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graph(document.getElementById('graph'))
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.graphData({ nodes, links });
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});
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</script>
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</body>
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