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Tree Map | DataTools
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| license: mit |
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| { | |
| "name": "toolkit", | |
| "children": [ | |
| {"name": "analytics", | |
| "children": [ | |
| { | |
| "name": "General", | |
| "children": [ | |
| {"name": "Unix / Linux", "size": 20}, | |
| {"name": "GitHub", "size": 30} | |
| ] | |
| }, | |
| { | |
| "name": "Analysis", | |
| "children": [ | |
| {"name": "R", "size": 80}, | |
| {"name": "Python", "size": 15}, | |
| {"name": "Perl", "size": 15}, | |
| {"name": "Java", "size": 10}, | |
| {"name": "OutwitHub", "size": 20}, | |
| {"name": "Fusion Tables", "size": 30} | |
| ] | |
| }, | |
| { | |
| "name": "Visualisation", | |
| "children": [ | |
| {"name": "R | ggplot", "size": 30}, | |
| {"name": "plot.ly", "size": 30}, | |
| {"name": "Datawrapper", "size": 40}, | |
| {"name": "Infogram", "size": 20}, | |
| {"name": "GoogleCharts", "size": 20}, | |
| {"name": "GoogleMaps", "size": 30}, | |
| {"name": "HighCharts", "size": 15} | |
| ] | |
| } | |
| ] | |
| } | |
| ] | |
| } |
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <html> | |
| <body> | |
| <style> | |
| body { | |
| font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; | |
| margin: auto; | |
| position: relative; | |
| width: 800px; | |
| margin-top: 10px; | |
| } | |
| form { | |
| position: absolute; | |
| right: 10px; | |
| top: 10px; | |
| } | |
| .node { | |
| border: solid 3px white; | |
| color: white; | |
| line-height: 19px; | |
| overflow: hidden; | |
| position: absolute; | |
| text-indent: 5px; | |
| } | |
| </style> | |
| <script src="http://d3js.org/d3.v3.min.js"></script> | |
| <script> | |
| var margin = {top: 0, right: 0, bottom: 0, left: 0}, | |
| width = 800 - margin.left - margin.right, | |
| height = 400 - margin.top - margin.bottom; | |
| // var color = d3.scale.category10(); | |
| var color = d3.scale.ordinal() | |
| .domain(d3.range(3)) | |
| .range(["#013986","#FF2718","#7A7A7A"]); | |
| var treemap = d3.layout.treemap() | |
| .size([width, height]) | |
| .sticky(true) | |
| .value(function(d) { return d.size; }); | |
| var div = d3.select("body").append("div") | |
| .style("position", "relative") | |
| .style("width", (width + margin.left + margin.right) + "px") | |
| .style("height", (height + margin.top + margin.bottom) + "px") | |
| .style("left", margin.left + "px") | |
| .style("top", margin.top + "px"); | |
| d3.json("flare.json", function(error, root) { | |
| var node = div.datum(root).selectAll(".node") | |
| .data(treemap.nodes) | |
| .enter().append("div") | |
| .attr("class", "node") | |
| .call(position) | |
| .style("background", function(d) { return d.children ? color(d.name) : null; }); | |
| node.append("text") | |
| .text(function(d) { return d.children ? null : d.name; }) | |
| .style("font-size",function(d) { return d.children ? null : d.size; }); | |
| d3.selectAll("input").on("change", function change() { | |
| var value = this.value === "count" | |
| ? function() { return 1; } | |
| : function(d) { return d.size; }; | |
| node | |
| .data(treemap.value(value).nodes) | |
| .transition() | |
| .duration(1500) | |
| .call(position); | |
| }); | |
| }); | |
| function position() { | |
| this.style("left", function(d) { return d.x + "px"; }) | |
| .style("top", function(d) { return d.y + "px"; }) | |
| .style("width", function(d) { return Math.max(0, d.dx - 1) + "px"; }) | |
| .style("height", function(d) { return Math.max(0, d.dy - 1) + "px"; }); | |
| } | |
| </script> | |
| </body> | |
| </html> |
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