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November 17, 2015 17:57
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【D3.js】Adventar登録状況のツリーマップ
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>【Adventar】2015年アドベントカレンダー登録状況</title> | |
| <style> | |
| body { | |
| font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; | |
| margin: auto; | |
| position: relative; | |
| width: 960px; | |
| } | |
| form { | |
| position: absolute; | |
| right: 10px; | |
| top: 10px; | |
| } | |
| .node { | |
| border: solid 1px white; | |
| font: 10px sans-serif; | |
| line-height: 12px; | |
| overflow: hidden; | |
| position: absolute; | |
| text-indent: 2px; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <p>【Adventar】2015年アドベントカレンダー登録状況</p> | |
| <form> | |
| <label><input type="radio" name="mode" value="count" checked> 登録件数</label> | |
| <label><input type="radio" name="mode" value="length"> タイトル文字数</label> | |
| </form> | |
| <script src="//d3js.org/d3.v3.min.js"></script> | |
| <script> | |
| var margin = {top: 40, right: 10, bottom: 10, left: 10}, | |
| width = 960 - margin.left - margin.right, | |
| height = 500 - margin.top - margin.bottom; | |
| var treemap = d3.layout.treemap() | |
| .size([width, height]) | |
| .sticky(true) | |
| .value(function(d) { return d.count; }); | |
| 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("adventar.json", function(error, root) { | |
| if (error) throw error; | |
| var node = div.datum(root).selectAll(".node") | |
| .data(treemap.nodes) | |
| .enter().append("div") | |
| .attr("class", "node") | |
| .attr("style", "color:#fff;") | |
| .attr("xlink:href", '/') | |
| .call(position) | |
| .style("background", function(d) { return d.style;}) //Adventarの背景色セット | |
| .text(function(d) { return d.children ? null : d.name+'('+d.count+')'; }) | |
| .on("click", function(d){ | |
| window.open('http://www.adventar.org'+d.url, '_blank'); //AdventarのURLにリンク | |
| }); | |
| d3.selectAll("input").on("change", function change() { | |
| var value = this.value === "length" | |
| ? function(d) { return d.name.length; } | |
| : function(d) { return d.count; }; | |
| 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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