Partition sunburst.
From D3 in Depth book by Peter Cook.
Last active
August 2, 2017 10:16
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Partition sunburst
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| license: gpl-3.0 | |
| height: 330 | |
| border: no |
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> | |
| <meta charset="utf-8"> | |
| <head> | |
| <title>Sunburst partition</title> | |
| </head> | |
| <style> | |
| path { | |
| fill: #333; | |
| opacity: 0.3; | |
| stroke: white; | |
| } | |
| </style> | |
| <body> | |
| <svg width="320" height="320"> | |
| <g transform="translate(160, 160)"></g> | |
| </svg> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/4.2.2/d3.min.js"></script> | |
| <script> | |
| var data = { | |
| "name": "A1", | |
| "children": [ | |
| { | |
| "name": "B1", | |
| "children": [ | |
| { | |
| "name": "C1", | |
| "value": 100 | |
| }, | |
| { | |
| "name": "C2", | |
| "value": 300 | |
| }, | |
| { | |
| "name": "C3", | |
| "value": 200 | |
| } | |
| ] | |
| }, | |
| { | |
| "name": "B2", | |
| "value": 200 | |
| } | |
| ] | |
| }; | |
| var radius = 150; | |
| var partitionLayout = d3.partition() | |
| .size([2 * Math.PI, radius]); | |
| var arcGenerator = d3.arc() | |
| .startAngle(function(d) { return d.x0; }) | |
| .endAngle(function(d) { return d.x1; }) | |
| .innerRadius(function(d) { return d.y0; }) | |
| .outerRadius(function(d) { return d.y1; }); | |
| var rootNode = d3.hierarchy(data) | |
| rootNode.sum(function(d) { | |
| return d.value; | |
| }); | |
| partitionLayout(rootNode); | |
| d3.select('svg g') | |
| .selectAll('path') | |
| .data(rootNode.descendants()) | |
| .enter() | |
| .append('path') | |
| .attr('d', arcGenerator); | |
| </script> | |
| </body> | |
| </html> |
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