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Polymaps + D3
license: gpl-3.0
<!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="https://cdn.rawgit.com/mbostock/d3/v1.8.4/d3.js"></script>
<script type="text/javascript" src="https://cdn.rawgit.com/simplegeo/polymaps/v2.4.0/polymaps.js"></script>
<style type="text/css">
@import url("https://cdn.rawgit.com/simplegeo/polymaps/v2.4.0/examples/example.css");
html, body {
height: 100%;
background: #E6E6E6;
margin: 0;
font: 10px sans-serif;
}
svg {
display: block;
}
circle {
stroke: black;
fill: brown;
fill-opacity: .5;
}
#map {
width: 960px;
height: 500px;
}
</style>
</head>
<body>
<div id="map"></div>
<script type="text/javascript">
var po = org.polymaps;
// Create the map object, add it to #map…
var map = po.map()
.container(d3.select("#map").append("svg:svg").node())
.zoom(8)
.add(po.interact());
// Add the CloudMade image tiles as a base layer…
map.add(po.image()
.url(po.url("http://{S}tile.cloudmade.com"
+ "/1a1b06b230af4efdbb989ea99e9841af" // http://cloudmade.com/register
+ "/998/256/{Z}/{X}/{Y}.png")
.hosts(["a.", "b.", "c.", ""])));
// Add the custom stations layer…
map.add(stations("stations.json"));
// Add the compass control on top.
map.add(po.compass()
.pan("none"));
// Custom layer implementation.
function stations(url) {
var data;
// Create the base layer object, using our tile factory.
// Note that the layer isn't tiled; only one tile per world.
var layer = po.layer(load)
.tile(false);
// Load the station data. When the data comes back, reload.
d3.json(url, function(json) {
data = json;
layer.reload();
});
// Custom tile implementation.
function load(tile, projection) {
projection = projection(tile).locationPoint;
// Add an svg:g for each station.
var g = d3.select(tile.element = po.svg("g")).selectAll("g")
.data(d3.entries(data))
.enter().append("svg:g")
.attr("transform", transform);
// Add a circle.
g.append("svg:circle")
.attr("r", 4.5);
// Add a label.
g.append("svg:text")
.attr("x", 7)
.attr("dy", ".31em")
.text(function(d) { return d.key; });
function transform(d) {
d = projection({lon: d.value[0], lat: d.value[1]});
return "translate(" + d.x + "," + d.y + ")";
}
}
return layer;
}
</script>
</body>
</html>
{"KMAE":[-120.12,36.98,"MADERA MUNICIPAL AIRPORT",[26,1,2,5,6,3,2,1,2,7,29,12,3]],"KSJC":[-121.92,37.37,"SAN JOSE INTERNATIONAL AIRPORT",[28,1,1,1,6,10,5,3,2,4,14,21,7]],"KMCE":[-120.50,37.28,"MERCED MUNICIPAL AIRPORT",[29,1,1,3,7,5,2,1,3,6,12,26,5]],"KMER":[-120.57,37.37,"Merced / Castle Air Force Base",[34,1,1,1,4,5,2,1,1,4,17,22,7]],"KAPC":[-122.28,38.20,"NAPA COUNTY AIRPORT",[23,2,1,6,3,3,8,18,11,13,4,3,5]],"KSUU":[-121.95,38.27,"Fairfield / Travis Air Force Base",[13,7,4,3,3,6,4,13,33,4,1,2,7]],"KSQL":[-122.25,37.52,"San Carlos Airport",[18,3,2,2,3,4,3,2,5,17,16,12,12]],"KSNS":[-121.60,36.67,"SALINAS MUNICIPAL AIRPORT",[21,1,1,6,12,3,1,2,9,21,17,5,1]],"KMOD":[-120.95,37.62,"MODESTO CITY CO SHAM FLD",[27,1,1,2,10,5,1,1,1,3,17,24,8]],"KOAK":[-122.23,37.72,"METRO OAKLAND INTERNATIONAL AIRPORT ",[16,3,3,2,4,6,3,4,9,23,20,6,2]],"KSCK":[-121.23,37.90,"STOCKTON METROPOLITAN AIRPORT ",[21,2,2,3,6,8,2,1,4,15,19,12,4]],"KCCR":[-122.05,38.00,"CONCORD BUCHANAN FIELD",[24,3,2,1,1,5,17,12,9,9,7,6,4]],"KMRY":[-121.85,36.58,"MONTEREY PENINSULA AIRPORT",[26,1,2,9,5,3,4,9,13,14,9,4,1]],"KPAO":[-122.12,37.47,"Palo Alto Airport",[31,3,1,1,2,5,1,1,1,4,10,25,14]],"KSAC":[-121.50,38.50,"SACRAMENTO EXECUTIVE AIRPORT ",[32,1,0,1,3,11,12,16,5,2,4,9,3]],"KHWD":[-122.12,37.67,"HAYWARD AIR TERMINAL",[20,2,7,2,2,6,3,3,6,23,18,6,2]],"KSTS":[-122.82,38.50,"SANTA ROSA SONOMA COUNTY",[46,1,0,1,5,13,10,4,3,3,4,6,3]],"KSMF":[-121.60,38.70,"SACRAMENTO INTERNATIONAL AIRPORT",[19,2,1,2,4,21,18,8,3,2,5,12,4]],"KNUQ":[-122.05,37.43,"MOFFETT FIELD",[35,3,1,1,4,7,2,1,2,5,6,17,15]],"KRHV":[-121.82,37.33,"San Jose / Reid / Hillv",[35,0,0,1,4,4,2,1,1,10,28,11,1]],"KWVI":[-121.78,36.93,"WATSONVILLE MUNICIPAL AIRPORT ",[44,1,2,3,4,5,7,9,8,4,6,5,2]],"KMHR":[-121.30,38.55,"Sacramento, Sacramento Mather Airport",[21,1,1,2,8,15,12,12,7,4,5,7,3]],"KVCB":[-121.95,38.38,"VACAVILLE NUT TREE AIRPORT",[36,2,1,1,2,6,10,18,10,2,2,5,6]],"KSFO":[-122.37,37.62,"SAN FRANCISCO INTERNATIONAL AIRPORT ",[13,3,3,2,3,4,4,4,7,31,20,2,3]],"KLVK":[-121.82,37.70,"LIVERMORE MUNICIPAL AIRPORT ",[32,2,7,3,1,1,2,7,9,17,16,2,1]]}
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