52 строки
1.3 KiB
HTML
52 строки
1.3 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>Pie Chart</title>
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<script type="text/javascript" src="../../d3.js"></script>
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<script type="text/javascript" src="../../d3.layout.js"></script>
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<style type="text/css">
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body {
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font: 10px sans-serif;
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}
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</style>
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</head>
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<body>
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<script type="text/javascript">
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var w = 400,
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h = 400,
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r = Math.min(w, h) / 2,
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data = d3.range(10).map(Math.random),
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color = d3.scale.category20(),
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donut = d3.layout.pie().sort(d3.descending),
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arc = d3.svg.arc().innerRadius(r * .6).outerRadius(r);
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var vis = d3.select("body")
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.append("svg:svg")
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.data([data])
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.attr("width", w)
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.attr("height", h);
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var arcs = vis.selectAll("g.arc")
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.data(donut)
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.enter().append("svg:g")
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.attr("class", "arc")
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.attr("transform", "translate(" + r + "," + r + ")");
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arcs.append("svg:path")
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.attr("fill", function(d, i) { return color(i); })
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.attr("d", arc);
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arcs.append("svg:text")
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.attr("transform", function(d) { return "translate(" + arc.centroid(d) + ")"; })
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.attr("dy", ".35em")
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.attr("text-anchor", "middle")
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.attr("display", function(d) { return d.value > .15 ? null : "none"; })
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.text(function(d, i) { return d.value.toFixed(2); });
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</script>
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</body>
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</html>
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