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Donut Chart
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license: mit |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8" /> | |
<link href="//cdnjs.cloudflare.com/ajax/libs/normalize/3.0.1/normalize.min.css" rel="stylesheet" data-semver="3.0.1" data-require="normalize@*" /> | |
</head> | |
<h1>Distribución de matrícula por sala en la región 1</h1> | |
<style> | |
.legend { | |
font-size: 13px; | |
} | |
h1 { | |
font-size: 15px; | |
text-align: center; | |
} | |
rect { | |
stroke-width: 2; | |
} | |
#chart { | |
height: 360px; | |
margin: 0 auto; | |
position: relative; | |
width: 360px; | |
} | |
.tooltip { | |
box-shadow: 0 0 5px #999999; | |
display: none; | |
font-size: 12px; | |
left: 130px; | |
padding: 10px; | |
position: absolute; | |
text-align: center; | |
top: 95px; | |
width: 80px; | |
z-index: 10; | |
line-height: 140%; /*Interlineado*/ | |
font-family: "Open Sans", sans-serif; | |
font-weight: 300; | |
background: rgba(0, 0, 0, 0.8); | |
color: #fff; | |
border-radius: 2px; | |
} | |
.label { | |
font-weight: 600; | |
} | |
</style>: | |
<body> | |
<div id="chart"></div> | |
<script data-require="d3@*" data-semver="4.0.0" src="https://d3js.org/d3.v4.min.js"></script> | |
<script> | |
(function(d3) { | |
'use strict'; | |
var tooltip = d3.select('#chart') | |
.append('div') | |
.attr('class', 'tooltip'); | |
tooltip.append('div') | |
.attr('class', 'label'); | |
tooltip.append('div') | |
.attr('class', 'count'); | |
tooltip.append('div') | |
.attr('class', 'percent'); | |
var dataset = [ | |
{sala: "Lactantes", value: 74}, | |
{sala: "Deambuladores", value: 85}, | |
{sala: "2 años", value: 840}, | |
{sala: "Primera sección", value: 4579}, | |
{sala: "Segunda sección", value: 5472}, | |
{sala: "Tercera sección", value: 7321}, | |
]; | |
var width = 360; | |
var height = 360; | |
var radius = Math.min(width, height) / 2; | |
var color = d3.scaleOrdinal(d3.schemeCategory20c); | |
var svg = d3.select('#chart') | |
.append('svg') | |
.attr('width', width) | |
.attr('height', height) | |
.append('g') | |
.attr('transform', 'translate(' + (width / 2) + | |
',' + (height / 2) + ')'); | |
var donutWidth = 75; | |
var arc = d3.arc() | |
.innerRadius(radius - donutWidth) | |
.outerRadius(radius); | |
var pie = d3.pie() | |
.value(function(d) { return d.value; }) | |
.sort(null); | |
var legendRectSize = 18; | |
var legendSpacing = 4; | |
var path = svg.selectAll('path') | |
.data(pie(dataset)) | |
.enter() | |
.append('path') | |
.attr('d', arc) | |
.attr('fill', function(d, i) { | |
return color(d.data.sala); | |
}); | |
path.on('mouseover', function(d) { | |
var total = d3.sum(dataset.map(function(d) { | |
return d.value; | |
})); | |
var percent = Math.round(1000 * d.data.value / total) / 10; | |
tooltip.select('.label').html(d.data.sala); | |
tooltip.select('.count').html(d.data.value); | |
tooltip.select('.percent').html(percent + '%'); | |
tooltip.style('display', 'block'); | |
}); | |
path.on('mouseout', function() { | |
tooltip.style('display', 'none'); | |
}); | |
var legend = svg.selectAll('.legend') | |
.data(color.domain()) | |
.enter() | |
.append('g') | |
.attr('class', 'legend') | |
.attr('transform', function(d, i) { | |
var height = legendRectSize + legendSpacing; | |
var offset = height * color.domain().length / 2; | |
var horz = -2 * legendRectSize; | |
var vert = i * height - offset; | |
return 'translate(' + horz + ',' + vert + ')'; | |
}); | |
legend.append('rect') | |
.attr('width', legendRectSize) | |
.attr('height', legendRectSize) | |
.style('fill', color) | |
.style('stroke', color); | |
legend.append('text') | |
.attr('x', legendRectSize + legendSpacing) | |
.attr('y', legendRectSize - legendSpacing) | |
.text(function(d) { return d; }); | |
})(window.d3); | |
</script> | |
</body> | |
</html> |
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