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Displaying Map Tiles from TileStream
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<!Doctype html> | |
<html> | |
<head> | |
<title>311 Density</title> | |
<meta charset="utf-8" /> | |
<link rel="stylesheet" href="https://github.com/CloudMade/Leaflet/raw/master/dist/leaflet.css" /> | |
<!--[if lte IE 8]><link rel="stylesheet" href="https://github.com/CloudMade/Leaflet/raw/master/dist/leaflet.ie.css" /><![endif]--> | |
</head> | |
<body> | |
<div id="map" style="width: 600px; height: 400px"></div> | |
<script src="https://github.com/CloudMade/Leaflet/raw/master/dist/leaflet.js"></script> | |
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.4.4/jquery.min.js" type="text/javascript" charset="utf-8"></script> | |
<script> | |
$(document).ready(function(){ | |
var map = new L.Map('map'); | |
var tileMillUrl = 'http://ec2-184-73-13-139.compute-1.amazonaws.com:8888/1.0.0/control_room/{z}/{x}/{y}.png'; | |
cloudmadeAttribution = '© 2011', | |
cloudmade = new L.TileLayer(tileMillUrl, {maxZoom: 4, attribution: cloudmadeAttribution}); | |
cloudmade.getTileUrl = function(tilePoint, zoom){ | |
var subdomains = this.options.subdomains, | |
s = this.options.subdomains[(tilePoint.x + tilePoint.y) % subdomains.length]; | |
return_url = this._url | |
.replace('{s}', s) | |
.replace('{z}', zoom) | |
.replace('{x}', tilePoint.x) | |
.replace('{y}', Math.pow(2,zoom) - tilePoint.y -1); | |
console.debug("url = " + return_url + " & x, y, z = " + tilePoint.x+","+tilePoint.y+","+zoom) | |
return return_url; | |
}; | |
map.setView(new L.LatLng(0, 0), 2).addLayer(cloudmade); | |
}); | |
</script> | |
</body> | |
</html> |
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the replacement getTileUrl translates our x,y,zoom into TileStream's format (y is bottom-to-top, not top-to bottom)
Possible bug if the origin is not the lower-left bound. how do we get the origin from tilestream?