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November 21, 2012 19:55
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d3.js example | circle packing in a rectangle
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>d3.js example | circle packing in a rectangle</title> | |
| <script src="http://d3js.org/d3.v2.js"></script> | |
| <style type="text/css"> | |
| </style> | |
| </head> | |
| <body> | |
| <div id="canvas"></div> | |
| <script type="text/javascript"> | |
| var w = 640, | |
| h = 480; | |
| var data = { | |
| name : "root", | |
| children : [ | |
| { name: '1', size: 100 }, | |
| { name: '2', size: 85 }, | |
| { name: '3', size: 70 }, | |
| { name: '4', size: 55 }, | |
| { name: '5', size: 40 }, | |
| { name: '6', size: 25 }, | |
| { name: '7', size: 10 }, | |
| ] | |
| } | |
| var canvas = d3.select("#canvas") | |
| .append("svg:svg") | |
| .attr('width', w) | |
| .attr('height', h); | |
| var nodes = d3.layout.pack() | |
| .value(function(d) { return d.size; }) | |
| .size([w, h]) | |
| .nodes(data); | |
| // Get rid of root node | |
| nodes.shift(); | |
| canvas.selectAll('circles') | |
| .data(nodes) | |
| .enter().append('svg:circle') | |
| .attr('cx', function(d) { return d.x; }) | |
| .attr('cy', function(d) { return d.y; }) | |
| .attr('r', function(d) { return d.r; }) | |
| .attr('fill', 'white') | |
| .attr('stroke', 'grey'); | |
| </script> | |
| </body> | |
| </html> |
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I couldn't make it work :(