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license: gpl-3.0 |
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<!DOCTYPE html> | |
<meta charset="utf-8"> | |
<body> | |
<script src="//d3js.org/d3.v3.min.js"></script> | |
<script> | |
var w = 960, | |
h = 500, | |
nodes = [], | |
node; | |
var vis = d3.select("body").append("svg") | |
.attr("width", w) | |
.attr("height", h); | |
var force = d3.layout.force() | |
.nodes(nodes) | |
.links([]) | |
.size([w, h]); | |
force.on("tick", function(e) { | |
vis.selectAll("path") | |
.attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; }); | |
}); | |
setInterval(function(){ | |
// Add a new random shape. | |
nodes.push({ | |
type: d3.svg.symbolTypes[~~(Math.random() * d3.svg.symbolTypes.length)], | |
size: Math.random() * 300 + 100 | |
}); | |
// Restart the layout. | |
force.start(); | |
vis.selectAll("path") | |
.data(nodes) | |
.enter().append("path") | |
.attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; }) | |
.attr("d", d3.svg.symbol() | |
.size(function(d) { return d.size; }) | |
.type(function(d) { return d.type; })) | |
.style("fill", "steelblue") | |
.style("stroke", "white") | |
.style("stroke-width", "1.5px") | |
.call(force.drag); | |
}, 1000); | |
</script> |
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