Created
July 9, 2014 18:20
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OSM Vector Tiles with OpenLayers 3
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<!doctype html> | |
<html lang="en"> | |
<head> | |
<link rel="stylesheet" href="http://ol3js.org/en/master/css/ol.css" type="text/css"> | |
<style> | |
body { | |
padding: 0; | |
margin: 0; | |
overflow:hidden; | |
background: #A7A37E; | |
} | |
.map { | |
height: 100%; | |
width: 100%; | |
} | |
</style> | |
<script src="http://ol3js.org/en/master/build/ol.js" type="text/javascript"></script> | |
<title>OpenLayers 3 vector tiles</title> | |
</head> | |
<body> | |
<div id="map" class="map"></div> | |
<script> | |
var waterLayer = new ol.layer.Vector({ | |
source: new ol.source.TileVector({ | |
format: new ol.format.TopoJSON({ | |
defaultProjection: 'EPSG:4326' | |
}), | |
projection: 'EPSG:3857', | |
tileGrid: new ol.tilegrid.XYZ({ | |
maxZoom: 19 | |
}), | |
url: 'http://{a-c}.tile.openstreetmap.us/' + | |
'vectiles-water-areas/{z}/{x}/{y}.topojson' | |
}), | |
style: new ol.style.Style({ | |
fill: new ol.style.Fill({ | |
color: '#046380' | |
}) | |
}) | |
}); | |
var roadStyleCache = {}; | |
var roadLayer = new ol.layer.Vector({ | |
source: new ol.source.TileVector({ | |
format: new ol.format.TopoJSON({ | |
defaultProjection: 'EPSG:4326' | |
}), | |
projection: 'EPSG:3857', | |
tileGrid: new ol.tilegrid.XYZ({ | |
maxZoom: 19 | |
}), | |
url: 'http://{a-c}.tile.openstreetmap.us/' + | |
'vectiles-highroad/{z}/{x}/{y}.topojson' | |
}), | |
style: function(feature, resolution) { | |
var kind = feature.get('kind'); | |
var railway = feature.get('railway'); | |
var sort_key = feature.get('sort_key'); | |
var styleKey = kind + '/' + railway + '/' + sort_key; | |
var styleArray = roadStyleCache[styleKey]; | |
if (!styleArray) { | |
var color, width; | |
if (railway) { | |
color = '#E6E2AF'; | |
width = 1; | |
} else { | |
color = { | |
'major_road': '#002F2F', | |
'minor_road': '#E6E2AF', | |
'highway': '#002F2F' | |
}[kind]; | |
width = kind == 'highway' ? 1.5 : 1; | |
} | |
styleArray = [new ol.style.Style({ | |
stroke: new ol.style.Stroke({ | |
color: color, | |
width: width | |
}), | |
zIndex: sort_key | |
})]; | |
roadStyleCache[styleKey] = styleArray; | |
} | |
return styleArray; | |
} | |
}); | |
var map = new ol.Map({ | |
layers: [waterLayer, roadLayer], | |
renderer: 'canvas', | |
target: document.getElementById('map'), | |
view: new ol.View({ | |
center: ol.proj.transform([3.22469,51.2093], 'EPSG:4326', 'EPSG:3857'), | |
maxZoom: 19, | |
zoom: 14 | |
}) | |
}); | |
</script> | |
</body> | |
</html> |
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