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@fphilipe
Forked from mbostock/.block
Last active Dec 20, 2015
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<!DOCTYPE html>
<meta charset="utf-8">
<style>
path {
stroke: #000;
}
path:first-child {
fill: yellow !important;
}
circle {
fill: #fff;
stroke: #000;
pointer-events: none;
}
.PiYG .q0-9{fill:rgb(197,27,125)}
.PiYG .q1-9{fill:rgb(222,119,174)}
.PiYG .q2-9{fill:rgb(241,182,218)}
.PiYG .q3-9{fill:rgb(253,224,239)}
.PiYG .q4-9{fill:rgb(247,247,247)}
.PiYG .q5-9{fill:rgb(230,245,208)}
.PiYG .q6-9{fill:rgb(184,225,134)}
.PiYG .q7-9{fill:rgb(127,188,65)}
.PiYG .q8-9{fill:rgb(77,146,33)}
</style>
<body>
<script src="http://d3js.org/d3.v3.min.js"></script>
<script>
var width = 960,
height = 500;
var vertices = d3.range(100).map(function(d) {
return [Math.random() * width, Math.random() * height];
});
var voronoi = d3.geom.voronoi()
.clipExtent([[0, 0], [width, height]])
.x(function(d) { d[0] })
.y(function(d) { d[1] });
var svg = d3.select("body").append("svg")
.attr("width", width)
.attr("height", height)
.attr("class", "PiYG")
.on("mousemove", function() { vertices[0] = d3.mouse(this); redraw(); });
var path = svg.append("g").selectAll("path");
svg.selectAll("circle")
.data(vertices.slice(1))
.enter().append("circle")
.attr("transform", function(d) { return "translate(" + d + ")"; })
.attr("r", 2);
redraw();
function redraw() {
path = path.data(voronoi(vertices).map(function(d) { return "M" + d.join("L") + "Z"; }), String);
path.exit().remove();
path.enter().append("path").attr("class", function(d, i) { return "q" + (i % 9) + "-9"; }).attr("d", String);
path.order();
}
</script>
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