Image Markers
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license: gpl-3.0 |
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<!DOCTYPE html> | |
<html> | |
<head> | |
<script type="text/javascript" src="https://cdn.rawgit.com/simplegeo/polymaps/v2.3.0/polymaps.min.js"></script> | |
<script type="text/javascript" src="https://cdn.rawgit.com/simplegeo/polymaps/v2.3.0/lib/crimespotting/crimespotting.js"></script> | |
<style type="text/css"> | |
@import url("https://cdn.rawgit.com/simplegeo/polymaps/v2.3.0/examples/example.css"); | |
html, body { | |
height: 100%; | |
background: #E6E6E6; | |
} | |
svg { | |
display: block; | |
} | |
</style> | |
</head> | |
<body> | |
<script type="text/javascript"> | |
var po = org.polymaps; | |
var map = po.map() | |
.container(document.body.appendChild(po.svg("svg"))) | |
.center({lat: 37.787, lon: -122.228}) | |
.zoomRange([10, 16]) | |
.add(po.interact()); | |
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.", ""]))); | |
map.add(po.geoJson() | |
.url(crimespotting("http://oakland.crimespotting.org" | |
+ "/crime-data" | |
+ "?count=100" | |
+ "&format=json" | |
+ "&bbox={B}" | |
+ "&dstart=2010-04-01" | |
+ "&dend=2010-04-01")) | |
.on("load", load) | |
.clip(false) | |
.scale("fixed") | |
.zoom(12)); | |
/* Post-process the GeoJSON points and replace them with markers! */ | |
function load(e) { | |
for (var i = 0; i < e.features.length; i++) { | |
var f = e.features[i], | |
c = f.element, | |
g = f.element = po.svg("image"); | |
g.setAttributeNS(po.ns.xlink, "href", "http://twitter.com/phoenix/favicon.ico"); | |
g.setAttribute("width", 16); | |
g.setAttribute("height", 16); | |
g.setAttribute("x", -8); | |
g.setAttribute("y", -8); | |
g.setAttribute("transform", c.getAttribute("transform")); | |
c.parentNode.replaceChild(g, c); | |
} | |
} | |
</script> | |
<span id="copy"> | |
© 2010 | |
<a href="http://www.cloudmade.com/">CloudMade</a>, | |
<a href="http://www.openstreetmap.org/">OpenStreetMap</a> contributors, | |
<a href="http://creativecommons.org/licenses/by-sa/2.0/">CCBYSA</a>. | |
</span> | |
</body> | |
</html> |
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