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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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