57 lines
No EOL
2 KiB
HTML
Executable file
57 lines
No EOL
2 KiB
HTML
Executable file
<head>
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<style> body { margin: 0; } </style>
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<script src="//unpkg.com/3d-force-graph"></script>
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<!-- <script src="../../dist/3d-force-graph.js"></script>-->
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</head>
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<body>
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<div id="3d-graph"></div>
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<script>
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// Random tree
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const N = 40;
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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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}))
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};
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let selectedNodes = new Set();
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const Graph = ForceGraph3D()
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(document.getElementById('3d-graph'))
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.graphData(gData)
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.nodeRelSize(9)
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.nodeColor(node => selectedNodes.has(node) ? 'yellow' : 'grey')
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.onNodeClick((node, event) => {
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if (event.ctrlKey || event.shiftKey || event.altKey) { // multi-selection
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selectedNodes.has(node) ? selectedNodes.delete(node) : selectedNodes.add(node);
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} else { // single-selection
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const untoggle = selectedNodes.has(node) && selectedNodes.size === 1;
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selectedNodes.clear();
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!untoggle && selectedNodes.add(node);
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}
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Graph.nodeColor(Graph.nodeColor()); // update color of selected nodes
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})
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.onNodeDrag((node, translate) => {
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if (selectedNodes.has(node)) { // moving a selected node
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[...selectedNodes]
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.filter(selNode => selNode !== node) // don't touch node being dragged
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.forEach(node => ['x', 'y', 'z'].forEach(coord => node[`f${coord}`] = node[coord] + translate[coord])); // translate other nodes by same amount
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}
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})
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.onNodeDragEnd(node => {
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if (selectedNodes.has(node)) { // finished moving a selected node
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[...selectedNodes]
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.filter(selNode => selNode !== node) // don't touch node being dragged
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.forEach(node => ['x', 'y', 'z'].forEach(coord => node[`f${coord}`] = undefined)); // unfix controlled nodes
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}
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});
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</script>
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</body> |