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| license: mit |
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script src="https://d3js.org/d3-hierarchy.v1.min.js"></script> | |
| <style> | |
| body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; | |
| background-color: #222; | |
| } | |
| rect { fill: #FFF; } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| var width = screen.availWidth; | |
| var height = screen.availHeight; | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", width) | |
| .attr("height", height) | |
| var treemapNode = svg.append("g") | |
| .attr("transform", "translate("+(width/2-180)+","+(height/2-180)+")") | |
| var data = | |
| [{ | |
| language: | |
| {name: "English", code: "en"}, | |
| categories: [ | |
| {name: "People", | |
| subcategories: [ | |
| {name: "Politicians", articles: [ | |
| {quality: 100}, {quality: 50} | |
| ]}, | |
| {name: "Scientists", articles: [ | |
| {quality: 120}, {quality: 30} | |
| ]} | |
| ]}, | |
| {name: "Things", | |
| subcategories: [ | |
| {name: "Materials", articles: [ | |
| {quality: 55}, {quality: 85} | |
| ]}, | |
| {name: "Electronics", articles: [ | |
| {quality: 50}, {quality: 30} | |
| ]} | |
| ]} | |
| ] | |
| }] | |
| var node = d3.hierarchy(data[0], function(d){ | |
| return d.categories || d.subcategories || d.articles || null; | |
| }) | |
| var treemap = d3.treemap() | |
| .size([360, 360]) | |
| .padding(2); | |
| var nodes = treemap(node | |
| .sum(function(d) { return d.quality || 0; }) | |
| .sort(function(a, b) { return b.height - a.height || b.value - a.value; })) | |
| .leaves(); | |
| var sel = treemapNode.selectAll(".treeRect") | |
| .data(nodes) | |
| sel.exit().remove(); | |
| sel.enter().append("rect").attr("class", "treeRect") | |
| .merge(sel) | |
| .attr("x", function(d){ return d.x0 }) | |
| .attr("width", function(d){ return d.x1 - d.x0 }) | |
| .attr("y", function(d){ return d.y0 }) | |
| .attr("height", function(d){ return d.y1 - d.y0 }) | |
| </script> | |
| </body> |
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