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d3.js simple example
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" | |
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> | |
<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"> | |
<head> | |
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> | |
</head> | |
<body> | |
<script type="text/javascript" src="http://d3js.org/d3.v3.min.js"></script> | |
<script type="text/javascript"> | |
// joint writing credits is worth half | |
var data = [ | |
{name: 'john', amount: 81}, | |
{name: 'paul', amount: 79}, | |
{name: 'george', amount: 22}, | |
{name: 'ringo', amount: 2} | |
]; | |
var width = 460, | |
height = 300, | |
radius = Math.min(width, height) / 2; | |
var color = d3.scale.category20(); | |
var pie = d3.layout.pie() | |
.sort(function(a, b) { return d3.ascending(a.name, b.name); }) | |
.value(function(d) {return d.amount;}); | |
var arc = d3.svg.arc() | |
.innerRadius(radius - 100) | |
.outerRadius(radius - 50); | |
var svg = d3.select("body").append("svg") | |
.attr("width", width) | |
.attr("height", height) | |
.append("g") | |
.attr("transform", "translate(" + width / 2 + "," + height / 2 + ")"); | |
var path = svg.selectAll("path") | |
.data(pie(data)) | |
.enter() | |
.append("path") | |
.attr("fill", function(d, i) { return color(i); }) | |
.attr("d", arc); | |
</script> | |
</body> | |
</html> |
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