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@pajusmar
Forked from mbostock/.block
Created November 8, 2012 16:54
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Bar Chart
<!DOCTYPE html>
<meta charset="utf-8">
<style>
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>
<body>
<script src="http://d3js.org/d3.v3.min.js"></script>
<script>
var data = [{"letter":"A","frequency":".08167"},{"letter":"B","frequency":".01492"},{"letter":"C","frequency":".02780"},{"letter":"D","frequency":".04253"},{"letter":"E","frequency":".12702"},{"letter":"F","frequency":".02288"},{"letter":"G","frequency":".02022"},{"letter":"H","frequency":".06094"},{"letter":"I","frequency":".06973"},{"letter":"J","frequency":".00153"},{"letter":"K","frequency":".00747"},{"letter":"L","frequency":".04025"},{"letter":"M","frequency":".02517"},{"letter":"N","frequency":".06749"},{"letter":"O","frequency":".07507"},{"letter":"P","frequency":".01929"},{"letter":"Q","frequency":".00098"},{"letter":"R","frequency":".05987"},{"letter":"S","frequency":".06333"},{"letter":"T","frequency":".09056"},{"letter":"U","frequency":".02758"},{"letter":"V","frequency":".01037"},{"letter":"W","frequency":".02465"},{"letter":"X","frequency":".00150"},{"letter":"Y","frequency":".01971"},{"letter":"Z","frequency":".00074"}]
var margin = {top: 20, right: 20, bottom: 30, left: 40},
width = 960 - margin.left - margin.right,
height = 500 - margin.top - margin.bottom;
var formatPercent = d3.format(".0%");
var x = d3.scale.ordinal()
.rangeRoundBands([0, width], .1);
var y = d3.scale.linear()
.range([height, 0]);
var xAxis = d3.svg.axis()
.scale(x)
.orient("bottom");
var yAxis = d3.svg.axis()
.scale(y)
.orient("left")
.tickFormat(formatPercent);
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 + ")");
data.forEach(function(d) {
d.frequency = +d.frequency;
});
x.domain(data.map(function(d) { return d.letter; }));
y.domain([0, d3.max(data, function(d) { return d.frequency; })]);
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("Frequency");
svg.selectAll(".bar")
.data(data)
.enter().append("rect")
.attr("class", "bar")
.attr("x", function(d) { return x(d.letter); })
.attr("width", x.rangeBand())
.attr("y", function(d) { return y(d.frequency); })
.attr("height", function(d) { return height - y(d.frequency); });
</script>
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