source: Dev/branches/jQueryUI/client/d3/examples/symbol-map/symbol-map.html @ 249

Last change on this file since 249 was 249, checked in by hendrikvanantwerpen, 13 years ago

This one's for Subversion, because it's so close...

First widget (stripped down sequencer).
Seperated client and server code in two direcotry trees.

File size: 1.6 KB
Line 
1<!DOCTYPE html>
2<html>
3  <head>
4    <meta http-equiv="Content-Type" content="text/html;charset=utf-8">
5    <title>U.S. States</title>
6    <script type="text/javascript" src="../../d3.js"></script>
7    <script type="text/javascript" src="../../d3.geo.js"></script>
8    <style type="text/css">
9
10svg {
11  width: 960px;
12  height: 500px;
13}
14
15#states path, #state-centroids circle {
16  fill: #ccc;
17  stroke: #fff;
18  stroke-width: 1.5px;
19}
20
21#state-centroids circle {
22  fill: steelblue;
23  fill-opacity: .8;
24}
25
26    </style>
27  </head>
28  <body>
29    <script type="text/javascript">
30
31// The radius scale for the centroids.
32var r = d3.scale.sqrt()
33    .domain([0, 1e6])
34    .range([0, 10]);
35
36// Our projection.
37var xy = d3.geo.albersUsa();
38
39var svg = d3.select("body").append("svg:svg");
40svg.append("svg:g").attr("id", "states");
41svg.append("svg:g").attr("id", "state-centroids");
42
43d3.json("../data/us-states.json", function(collection) {
44  svg.select("#states")
45    .selectAll("path")
46      .data(collection.features)
47    .enter().append("svg:path")
48      .attr("d", d3.geo.path().projection(xy));
49});
50
51d3.json("../data/us-state-centroids.json", function(collection) {
52  svg.select("#state-centroids")
53    .selectAll("circle")
54      .data(collection.features
55      .sort(function(a, b) { return b.properties.population - a.properties.population; }))
56    .enter().append("svg:circle")
57      .attr("transform", function(d) { return "translate(" + xy(d.geometry.coordinates) + ")"; })
58      .attr("r", 0)
59    .transition()
60      .duration(1000)
61      .delay(function(d, i) { return i * 50; })
62      .attr("r", function(d) { return r(d.properties.population); });
63});
64
65    </script>
66  </body>
67</html>
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