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November 20, 2015 23:43
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d3 stacked bar chart
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<!DOCTYPE html> | |
<html > | |
<head> | |
<meta charset="UTF-8"> | |
<title>d3 stacked bar chart</title> | |
<link rel="stylesheet" href="css/normalize.css"> | |
<style> | |
/* NOTE: The styles were added inline because Prefixfree needs access to your styles and they must be inlined if they are on local disk! */ | |
body { | |
font: 10px sans-serif; | |
} | |
.axis path, | |
.axis line { | |
fill: none; | |
stroke: #000; | |
shape-rendering: crispEdges; | |
} | |
.bar { | |
fill: steelblue; | |
} | |
.x.axis path { | |
display: none; | |
} | |
</style> | |
<script src="js/prefixfree.min.js"></script> | |
</head> | |
<body> | |
<script src="http://d3js.org/d3.v3.min.js"></script> | |
<script src='http://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js'></script> | |
<script src="js/index.js"></script> | |
</body> | |
</html> |
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var margin = {top: 20, right: 20, bottom: 30, left: 40}, | |
width = 960 - margin.left - margin.right, | |
height = 500 - margin.top - margin.bottom; | |
var x = d3.scale.ordinal() | |
.rangeRoundBands([0, width], .1); | |
var y = d3.scale.linear() | |
.rangeRound([height, 0]); | |
var color = d3.scale.ordinal() | |
.range(["#98abc5", "#8a89a6", "#7b6888", "#6b486b", "#a05d56", "#d0743c", "#ff8c00"]); | |
var xAxis = d3.svg.axis() | |
.scale(x) | |
.orient("bottom"); | |
var yAxis = d3.svg.axis() | |
.scale(y) | |
.orient("left") | |
.tickFormat(d3.format(".2s")); | |
var svg = d3.select("body").append("svg") | |
.attr("width", width + margin.left + margin.right) | |
.attr("height", height + margin.top + margin.bottom) | |
.append("g") | |
.attr("transform", "translate(" + margin.left + "," + margin.top + ")"); | |
d3.csv("https://gist.githubusercontent.com/agconti/2b552ab1369dd11713b1/raw/4911c2680e4ae38f6a12d421fee978b675204dab/stacked_bar.csv", function(error, data) {color.domain(d3.keys(data[0]).filter(function(key) { return key !== "State"; })); | |
data.forEach(function(d) { | |
var y0 = 0;d.ages = color.domain().map(function(name) { return {name: name, y0: y0, y1: y0 += +d[name]}; }); | |
d.total = d.ages[d.ages.length - 1].y1; | |
}); | |
data.sort(function(a, b) { return b.total - a.total; }); | |
x.domain(data.map(function(d) { return d.State; })); | |
y.domain([0, d3.max(data, function(d) { return d.total; })]); | |
svg.append("g") | |
.attr("class", "x axis") | |
.attr("transform", "translate(0," + height + ")") | |
.call(xAxis); | |
svg.append("g") | |
.attr("class", "y axis") | |
.call(yAxis) | |
.append("text") | |
.attr("transform", "rotate(-90)") | |
.attr("y", 6) | |
.attr("dy", ".71em") | |
.style("text-anchor", "end") | |
.text("Population"); | |
var state = svg.selectAll(".state") | |
.data(data) | |
.enter().append("g") | |
.attr("class", "g") | |
.attr("transform", function(d) { return "translate(" + x(d.State) + ",0)"; }); | |
state.selectAll("rect") | |
.data(function(d) { return d.ages; }) | |
.enter().append("rect") | |
.attr("width", x.rangeBand()) | |
.attr("y", function(d) { return y(d.y1); }) | |
.attr("height", function(d) { return y(d.y0) - y(d.y1); }) | |
.style("fill", function(d) { return color(d.name); }); | |
var legend = svg.selectAll(".legend") | |
.data(color.domain().slice().reverse()) | |
.enter().append("g") | |
.attr("class", "legend") | |
.attr("transform", function(d, i) { return "translate(0," + i * 20 + ")"; }); | |
legend.append("rect") | |
.attr("x", width - 70) | |
.attr("width", 18) | |
.attr("height", 18) | |
.style("fill", color); | |
legend.append("text") | |
.attr("x", width - 77) | |
.attr("y", 9) | |
.attr("dy", ".35em") | |
.style("text-anchor", "end") | |
.text(function(d) { return d; }); | |
}); |
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<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script> |
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body { | |
font: 10px sans-serif; | |
} | |
.axis path, | |
.axis line { | |
fill: none; | |
stroke: #000; | |
shape-rendering: crispEdges; | |
} | |
.bar { | |
fill: steelblue; | |
} | |
.x.axis path { | |
display: none; | |
} |
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