Created
November 6, 2012 17:18
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D3 barchart with groups
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <title></title> | |
| <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.8.2/jquery.min.js"></script> | |
| <script type="text/javascript" src="http://mbostock.github.com/d3/d3.js"></script> | |
| <style> | |
| svg { | |
| font: 10px sans-serif; | |
| shape-rendering: crispEdges; | |
| } | |
| rect.blue { | |
| fill: blue; | |
| } | |
| rect.red{ | |
| fill: red; | |
| } | |
| </style> | |
| <body> | |
| <script> | |
| var data = [5,3,7,8,1,2] | |
| var barWidth = 20; | |
| var width = data.length * barWidth * 2; | |
| var height = 200; | |
| var x = d3.scale.linear() | |
| .domain([0, data.length]) | |
| .range([0, width]); | |
| var y = d3.scale.linear() | |
| .domain([1, 9]) | |
| .range([0, height]); | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", width ) | |
| .attr("height", height) | |
| var group = svg.selectAll('g') | |
| .data(data) | |
| .enter() | |
| .append('g') | |
| group | |
| .append('rect') | |
| .classed('blue', true) | |
| .attr('x', function(d, i){return x(i)}) | |
| .attr('width', barWidth) | |
| .attr('y', function(d){return y(d)}) | |
| .attr('height', function(d){return height-y(d)}) | |
| group | |
| .append('rect') | |
| .classed('red', true) | |
| .attr('x', function(d, i){return x(i)+20}) | |
| .attr('width', barWidth) | |
| .attr('y', function(d){return y(d)}) | |
| .attr('height', function(d){return height-y(d)}) | |
| </script> |
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