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.arc path { | |
stroke: #F8F8F8; | |
stroke-width: 4px; | |
} |
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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta name="description" content="D3js donut chart" /> | |
<script src="http://d3js.org/d3.v3.min.js"></script> | |
<script src="http://code.jquery.com/jquery-1.11.0.min.js"></script> | |
<meta charset="utf-8"> | |
<title>JS Bin</title> | |
</head> | |
<body> | |
</body> | |
</html> |
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var width = 300, | |
height = 300, | |
radius = Math.min(width, height) / 2; | |
var color = d3.scale.ordinal() | |
.range(["#65A6BF", "#9AC4D5", "#CCE2EA"]); | |
var arc = d3.svg.arc() | |
.outerRadius(radius - 10) | |
.innerRadius(radius - 50); | |
// second arc for labels | |
var arc2 = d3.svg.arc() | |
.outerRadius(radius + 20) | |
.innerRadius(radius + 20); | |
var pie = d3.layout.pie() | |
.sort(null) | |
.startAngle(1.1*Math.PI) | |
.endAngle(3.1*Math.PI) | |
.value(function(d) { return d.songs; }); | |
var data = [ | |
{genre:'Otras', songs: 12}, | |
{genre: '2000s', songs: 42}, | |
{genre: '2010s', songs: 63} | |
]; | |
var svg = d3.select("body").append("svg") | |
.attr("id", "chart") | |
.attr("width", width + 100) | |
.attr("height", height + 100) | |
.attr('viewBox', '0 0 400 400') | |
.attr('perserveAspectRatio', 'xMinYMid') | |
.append("g") | |
.attr("transform", "translate(" + (width+100) / 2 + "," + (height + 100) / 2 + ")"); | |
data.forEach(function(d) { | |
d.songs = +d.songs; | |
}); | |
var g = svg.selectAll(".arc") | |
.data(pie(data)) | |
.enter().append("g") | |
.attr("class", "arc"); | |
g.append("path") | |
.style("fill", function(d) { return color(d.data.genre); }) | |
.transition().delay(function(d, i) { return i * 500; }).duration(500) | |
.attrTween('d', function(d) { | |
var i = d3.interpolate(d.startAngle+0.1, d.endAngle); | |
return function(t) { | |
d.endAngle = i(t); | |
return arc(d); | |
}; | |
}); | |
g.append("text") | |
.attr("transform", function(d) { return "translate(" + arc2.centroid(d) + ")"; }) | |
.attr("dy", ".35em") | |
.attr("class", "d3-label") | |
.style("text-anchor", "middle") | |
.text(function(d) { return d.data.genre; }); | |
var aspect = width / height, | |
chart = $("#chart"); | |
$(window).on("resize", function() { | |
var targetWidth = chart.parent().width(); | |
chart.attr("width", targetWidth); | |
chart.attr("height", targetWidth / aspect); | |
}).trigger('resize'); |
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