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banner1.html
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banner1.html
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<!DOCTYPE html>
<meta charset="utf-8">
<style>
circle {
fill: #008899;
fill-opacity:0.2;
}
.link {
stroke: #999;
stroke-opacity: .2;
}
text{
fill: #666;
}
</style>
<body>
<script src="http://d3js.org/d3.v3.min.js"></script>
<script>
var width = 960,
height = 200;
var color = d3.scale.category20();
var force = d3.layout.force()
.charge(-80)
.linkDistance(400)
.size([width, height]);
var svg = d3.select("body").append("svg")
.attr("width", width)
.attr("height", height);
d3.json("tagGraph.json", function(error, graph) {
force
.nodes(graph.nodes)
.links(graph.links)
.start();
var link = svg.selectAll(".link")
.data(graph.links)
.enter().append("line")
.attr("class", "link")
.style("opacity", function(d) { return d.value/40; });
var i = 0;
// define the nodes
var node = svg.selectAll(".node")
.data(d3.shuffle(force.nodes()))
.enter().append("g")
.attr("class", "node");
// add the nodes
node.append("circle")
.attr("r", function(d) { return Math.sqrt(d.size/Math.PI)*3; })
.attr("cx",function(d) { i++; console.log(i); return i*25; })
.attr("cy",function(d) {return height-Math.sqrt(d.size/Math.PI)*3+10});
force.on("tick", function() {
link.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; });
node
.attr("transform", function(d) {
return "translate(" + d.x + "," + d.y + ")"; });
});
});
function drawGraph() {
// add the text
node.append("text")
.attr("x", 12)
.attr("dy", ".35em")
.text(function(d) { return d.name; });
node.call(force.drag);
}
</script>