Created
January 26, 2014 00:44
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Generic HTML for viewing arbitrary tiled web maps
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta name='viewport' content='width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no' /> | |
| <link rel="stylesheet" href="http://cdn.leafletjs.com/leaflet-0.6.4/leaflet.css" /> | |
| <!--[if lte IE 8]> | |
| <link rel="stylesheet" href="http://cdn.leafletjs.com/leaflet-0.6.4/leaflet.ie.css" /> | |
| <![endif]--> | |
| <script src="http://cdn.leafletjs.com/leaflet-0.6.4/leaflet.js"></script> | |
| <style> | |
| body { margin:0; padding:0; background:black; } | |
| #map { position:absolute; top:0; bottom:0; width:100%; background:black; } | |
| </style> | |
| </head> | |
| <body> | |
| <div id='map'></div> | |
| <script type='text/javascript'> | |
| var args = [ 15, 41.8, -87.6, "http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png" ]; | |
| function parseHash(map, hash) { | |
| if (hash.indexOf('#') === 0) { | |
| hash = hash.substr(1); | |
| } | |
| var hashargs = hash.split('#'); | |
| if (hashargs.length >= 4) { | |
| args = hashargs; | |
| } | |
| } | |
| var map = L.map('map', {zoomAnimation: false}); | |
| parseHash(map, location.hash); | |
| var zoom = parseInt(args[0], 10); | |
| var lat = parseFloat(args[1]); | |
| var lon = parseFloat(args[2]); | |
| var i; | |
| for (i = 3; i < args.length; i++) { | |
| console.log("layer " + args[i]); | |
| map.addLayer(L.tileLayer(args[i], { maxZoom: 22 })); | |
| } | |
| map.setView([lat, lon], zoom); | |
| function onMapMove() { | |
| var center = map.getCenter(); | |
| var precision = Math.max(0, Math.ceil(Math.log(zoom) / Math.LN2)); | |
| var hash = '#' + map.getZoom() + | |
| '#' + center.lat.toFixed(precision) + | |
| '#' + center.lng.toFixed(precision); | |
| var i; | |
| for (i = 3; i < args.length; i++) { | |
| hash = hash + '#' + args[i]; | |
| } | |
| location.replace(hash); | |
| } | |
| map.on("moveend", onMapMove, this); | |
| </script> | |
| </body> | |
| </html> |
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