Last active
August 29, 2015 14:27
-
-
Save krish85/78aff376097f45d99fb2 to your computer and use it in GitHub Desktop.
Histogram
This file contains hidden or 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></head> | |
<meta charset="utf-8"> | |
<style> | |
body { | |
font: 10px sans-serif; | |
} | |
.bar rect { | |
fill: red; | |
shape-rendering: crispEdges; | |
} | |
.bar text { | |
fill: #fff; | |
} | |
.axis path, .axis line { | |
fill: none; | |
stroke: #000; | |
shape-rendering: crispEdges; | |
} | |
</style> | |
<body> | |
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script> | |
<script> | |
var values = d3.range(1000).map(d3.random.bates(10)); | |
var formatCount = d3.format(",.0f"); | |
var margin = {top: 10, right: 30, bottom: 30, left: 30}, | |
width = 960 - margin.left - margin.right, | |
height = 500 - margin.top - margin.bottom; | |
var x = d3.scale.linear() | |
.domain([0, 1]) | |
.range([0, width]); | |
var data = d3.layout.histogram() | |
.bins(x.ticks(20)) | |
(values); | |
var y = d3.scale.linear() | |
.domain([0, d3.max(data, function(d) { return d.y; })]) | |
.range([height, 0]); | |
var xAxis = d3.svg.axis() | |
.scale(x) | |
.orient("bottom"); | |
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 + ")"); | |
var bar = svg.selectAll(".bar") | |
.data(data) | |
.enter().append("g") | |
.attr("class", "bar") | |
.attr("transform", function(d) { return "translate(" + x(d.x) + "," + y(d.y) + ")"; }); | |
bar.append("rect") | |
.attr("x", 1) | |
.attr("width", x(data[0].dx) - 1) | |
.attr("height", function(d) { return height - y(d.y); }); | |
bar.append("text") | |
.attr("dy", ".75em") | |
.attr("y", 6) | |
.attr("x", x(data[0].dx) / 2) | |
.attr("text-anchor", "middle") | |
.text(function(d) { return formatCount(d.y); }); | |
svg.append("g") | |
.attr("class", "x axis") | |
.attr("transform", "translate(0," + height + ")") | |
.call(xAxis); | |
</script> | |
</body> | |
</html> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment