Sha256: 8440739e94b7be43708a6dcc0150a8baf24336ccb90561a3a896386e9bbd4dce
Contents?: true
Size: 1.44 KB
Versions: 6
Compression:
Stored size: 1.44 KB
Contents
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;charset=utf-8">
<title>Convex Hull</title>
<script type="text/javascript" src="../../d3.js"></script>
<script type="text/javascript" src="../../d3.geom.js"></script>
<style type="text/css">
svg {
border: solid 1px #aaa;
background: #eee;
}
path {
fill: lightsteelblue;
stroke: #000;
}
circle {
fill: #fff;
stroke: #000;
}
</style>
</head>
<body>
<script type="text/javascript">
var w = 960,
h = 500;
var vertices = d3.range(15).map(function(d) {
return [
w / 4 + Math.random() * w / 2,
h / 4 + Math.random() * h / 2
];
});
var svg = d3.select("body")
.append("svg:svg")
.attr("width", w)
.attr("height", h)
.attr("pointer-events", "all")
.on("mousemove", move)
.on("click", click);
update();
function update() {
svg.selectAll("path")
.data([d3.geom.hull(vertices)])
.attr("d", function(d) { return "M" + d.join("L") + "Z"; })
.enter().append("svg:path")
.attr("d", function(d) { return "M" + d.join("L") + "Z"; });
svg.selectAll("circle")
.data(vertices.slice(1))
.enter().append("svg:circle")
.attr("transform", function(d) { return "translate(" + d + ")"; })
.attr("r", 3);
}
function move() {
vertices[0] = d3.svg.mouse(this);
update();
}
function click() {
vertices.push(d3.svg.mouse(this));
update();
}
</script>
</body>
</html>
Version data entries
6 entries across 6 versions & 1 rubygems