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74 lines
1.5 KiB
74 lines
1.5 KiB
4 years ago
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<!DOCTYPE html>
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<meta charset="utf-8">
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<style>
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.link {
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stroke: #ccc;
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}
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.node text {
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pointer-events: none;
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font: 10px sans-serif;
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}
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</style>
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<body>
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<script src="//d3js.org/d3.v3.min.js"></script>
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<script>
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var width = 960,
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height = 500
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var svg = d3.select("body").append("svg")
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.attr("width", width)
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.attr("height", height);
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var force = d3.layout.force()
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.gravity(0.05)
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.distance(100)
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.charge(-100)
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.size([width, height]);
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d3.json("test.json", function(error, json) {
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if (error) throw error;
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force
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.nodes(json.nodes)
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.links(json.links)
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.start();
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var link = svg.selectAll(".link")
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.data(json.links)
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.enter().append("line")
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.attr("class", "link");
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var node = svg.selectAll(".node")
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.data(json.nodes)
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.enter().append("g")
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.attr("class", "node")
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.call(force.drag);
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node.append("image")
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.attr("xlink:href", "circle.png")
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.attr("x", -8)
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.attr("y", -8)
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.attr("width", 16)
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.attr("height", 16);
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node.append("text")
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.attr("dx", 12)
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.attr("dy", ".35em")
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.text(function(d) { return d.name });
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force.on("tick", function() {
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link.attr("x1", function(d) { return d.source.x; })
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.attr("y1", function(d) { return d.source.y; })
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.attr("x2", function(d) { return d.target.x; })
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.attr("y2", function(d) { return d.target.y; });
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node.attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; });
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});
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});
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</script>
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