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Last active February 19, 2019 19:39
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Arc generator (centroid)
license: gpl-3.0
height: 230
border: no
<!DOCTYPE html>
<meta charset="utf-8">
<title>Arc generator (centroid)</title>
text {
font-family: "Helvetica Neue", Helvetica, sans-serif;
font-size: 12px;
font-weight: bold;
fill: white;
text-anchor: middle;
path {
fill: orange;
stroke: white;
<svg width="700" height="220">
<g transform="translate(300, 110)"></g>
<script src=""></script>
// Create an arc generator with configuration
var arcGenerator = d3.arc()
var arcData = [
{label: 'A', startAngle: 0, endAngle: 0.2},
{label: 'B', startAngle: 0.2, endAngle: 0.6},
{label: 'C', startAngle: 0.6, endAngle: 1.4},
{label: 'D', startAngle: 1.4, endAngle: 3},
{label: 'E', startAngle: 3, endAngle: 2* Math.PI}
// Create a path element and set its d attribute'g')
.attr('d', arcGenerator);
// Add labels, using .centroid() to position'g')
.each(function(d) {
var centroid = arcGenerator.centroid(d);
.attr('x', centroid[0])
.attr('y', centroid[1])
.attr('dy', '0.33em')
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