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week2Homework
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>D3: Force layout</title>
<script type="text/javascript" src="http://d3js.org/d3.v3.min.js"></script>
<style type="text/css">
/* No style rules here yet */
</style>
</head>
<body>
<script type="text/javascript">
//Width and height
var w = 600;
var h = 500;
//Original data
var dataset = {
nodes:[
{name: "littmd01"},
{name: "chaom01"},
{name: "blasem01"},
{name: "aifani01"},
{name: "lehmar01"},
{name: "paganm02"},
{name: "shaoy01"},
{name: "csp1"},
{name: "fenyod01"},
{name: "cardot01"},
{name: "dt2"},
{name: "reinbd01"},
{name: "sodicd01"},
{name: "bm2"},
{name: "lium05"},
{name: "neelb01"},
{name: "carltj01"},
{name: "hernae07"},
{name: "skokj01"},
{name: "wangj24"},
{name: "kircht01"},
{name: "braitr01"},
{name: "rs5163"},
{name: "rb133"},
{name: "rothee02"},
{name: "richat04"},
{name: "at570"},
{name: "zhongh03"},
{name: "boekej01"},
{name: "hum03"},
{name: "mauram01"},
{name: "lg1"},
{name: "das19"}
],
edges: [
{source: 5, target: 20},
{source: 5, target: 20},
{source: 5, target: 20},
{source: 5, target: 1},
{source: 5, target: 28},
{source: 5, target: 28},
{source: 5, target: 28},
{source: 5, target: 28},
{source: 5, target: 28},
{source: 5, target: 19},
{source: 5, target: 19},
{source: 5, target: 16},
{source: 28, target: 19},
{source: 28, target: 19},
{source: 4, target: 16},
{source: 4, target: 16},
{source: 4, target: 1},
{source: 4, target: 25},
{source: 15, target: 18},
{source: 23, target: 16},
{source: 11, target: 19},
{source: 11, target: 7},
{source: 11, target: 7},
{source: 11, target: 7},
{source: 11, target: 7},
{source: 11, target: 21},
{source: 11, target: 21},
{source: 11, target: 26},
{source: 11, target: 7},
{source: 11, target: 21},
{source: 11, target: 7},
{source: 11, target: 1},
{source: 2, target: 1},
{source: 9, target: 12},
{source: 9, target:12},
{source:9, target: 12},
{source:9, target: 12},
{source:9, target: 12},
{source:10, target: 26},
{source:10, target: 21},
{source:10, target: 26},
{source:10, target: 26},
{source:3, target: 27},
{source:3, target: 27},
{source:19, target: 7},
{source:19, target: 29},
{source:19, target: 8},
{source:19, target: 8},
{source:19, target: 7},
{source:19, target: 8},
{source:19, target: 8},
{source:19, target: 21},
{source:19, target: 8},
{source:19, target: 8},
{source:19, target: 21},
{source:19, target: 29},
{source:19, target: 29},
{source:19, target:21},
{source:19, target: 8},
{source:19, target: 8},
{source:19, target: 7},
{source:19, target: 8},
{source:1, target: 9},
{source:22, target: 8},
{source:22, target: 8},
{source:22, target: 8},
{source:22, target: 8},
{source:22, target: 8},
{source:22, target: 8},
{source:22, target: 8},
{source:6, target: 1},
{source:1, target: 25},
{source:1, target: 25},
{source:1, target: 25},
{source:1, target: 20},
{source:1, target: 25},
{source:16, target: 8},
{source:16, target: 8},
{source:16, target: 8},
{source:16, target: 8},
{source:16, target: 8},
{source:16, target: 8},
{source:16, target: 8},
{source:16, target: 8},
{source:16, target: 8},
{source:16, target: 8},
{source:16, target: 8},
{source:16, target: 8},
{source:16, target: 8},
{source:16, target: 8},
{source:16, target:8},
{source:16, target: 8},
{source:16, target: 8},
{source:17, target: 25},
{source:7, target: 21},
{source:25, target: 20},
{source:25, target: 20},
{source:13, target: 20},
{source:8, target: 29},
{source:21, target: 29}
]
};
//Initialize a default force layout, using the nodes and edges in dataset
var force = d3.layout.force()
.nodes(dataset.nodes)
.links(dataset.edges)
.size([w, h])
.linkDistance([50])
.charge([-100])
.start();
var colors = d3.scale.category20c();
//Create SVG element
var svg = d3.select("body")
.append("svg")
.attr("width", w)
.attr("height", h);
//Create edges as lines
var edges = svg.selectAll("line")
.data(dataset.edges)
.enter()
.append("line")
.style("stroke", "#ccc")
.style("stroke-width", 1);
//Create nodes as circles
var nodes = svg.selectAll("circle")
.data(dataset.nodes)
.enter()
.append("circle")
.attr("r", 10)
.style("fill", function(d, i) {
return colors(i);
})
.call(force.drag);
nodes.append("text")
//.attr("dx", 12)
//.attr("dy", ".35em")
.text(function(d) { return d.name })
.attr("font-family", "sans-serif")
.attr("font-size", "11px")
.attr("fill", "black");
//Every time the simulation "ticks", this will be called
force.on("tick", function() {
edges.attr("x1", function(d) { return d.source.x; })
.attr("y1", function(d) { return d.source.y; })
.attr("x2", function(d) { return d.target.x; })
.attr("y2", function(d) { return d.target.y; });
nodes.attr("cx", function(d) { return d.x; })
.attr("cy", function(d) { return d.y; });
});
</script>
</body>
</html>