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110 lines (86 loc) · 2.25 KB
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<!DOCTYPE html>
<html>
<head>
<title>Bar Chart</title>
<script type="text/javascript" src="../../d3.v2.js"></script>
<style type="text/css">
body {
font: 10px sans-serif;
}
.bar rect {
fill: steelblue;
}
.bar text.value {
fill: white;
}
.axis {
shape-rendering: crispEdges;
}
.axis path {
fill: none;
}
.x.axis line {
stroke: #fff;
stroke-opacity: .8;
}
.y.axis path {
stroke: black;
}
</style>
</head>
<body>
<script type="text/javascript">
var margin = {top: 30, right: 10, bottom: 10, left: 30},
width = 960 - margin.right - margin.left,
height = 930 - margin.top - margin.bottom;
var format = d3.format(",.0f");
var x = d3.scale.linear()
.range([0, width]);
var y = d3.scale.ordinal()
.rangeRoundBands([0, height], .1);
var xAxis = d3.svg.axis()
.scale(x)
.orient("top")
.tickSize(-height);
var yAxis = d3.svg.axis()
.scale(y)
.orient("left")
.tickSize(0);
var svg = d3.select("body").append("svg")
.attr("width", width + margin.right + margin.left)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
d3.csv("sample-data.csv", function(data) {
// Parse numbers, and sort by value.
data.forEach(function(d) { d.value = +d.value; });
data.sort(function(a, b) { return b.value - a.value; });
// Set the scale domain.
x.domain([0, d3.max(data, function(d) { return d.value; })]);
y.domain(data.map(function(d) { return d.name; }));
var bar = svg.selectAll("g.bar")
.data(data)
.enter().append("g")
.attr("class", "bar")
.attr("transform", function(d) { return "translate(0," + y(d.name) + ")"; });
bar.append("rect")
.attr("width", function(d) { return x(d.value); })
.attr("height", y.rangeBand());
bar.append("text")
.attr("class", "value")
.attr("x", function(d) { return x(d.value); })
.attr("y", y.rangeBand() / 2)
.attr("dx", -3)
.attr("dy", ".35em")
.attr("text-anchor", "end")
.text(function(d) { return format(d.value); });
svg.append("g")
.attr("class", "x axis")
.call(xAxis);
svg.append("g")
.attr("class", "y axis")
.call(yAxis);
});
</script>
</body>
</html>