More data in example

examples/tile-vector.js

@@ -73,13 +73,89 @@ var roadLayer = new ol.layer.Vector({
   }
 });
 
+var buildingStyle = [
+  new ol.style.Style({
+    fill: new ol.style.Fill({
+      color: '#666',
+      opacity: .4
+    }),
+    stroke: new ol.style.Stroke({
+      color: '#FFF',
+      width: 1
+    })
+  })
+];
+var buildingLayer = 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-buildings/{z}/{x}/{y}.topojson'
+  }),
+  style: function(f, resolution) {
+    return (resolution < 5) ? buildingStyle : [];
+  }
+});
+
+var landuseStyleCache = {};
+var landuseLayer = 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-land-usages/{z}/{x}/{y}.topojson'
+  }),
+  style: function(feature, resolution) {
+    var kind = feature.get('kind');
+    var styleKey = kind;
+    var styleArray = landuseStyleCache[styleKey];
+    if (!styleArray) {
+      var color, width;
+      color = {
+        'parking': '#ddd',
+        'industrial': '#aaa',
+        'urban area': '#aaa',
+        'park': '#76C759',
+        'school': '#DA10E7',
+        'garden': '#76C759',
+        'pitch': '#D58F8D',
+        'scrub': '#3E7D28',
+        'residential': '#4C9ED9'
+      }[kind];
+      width = kind == 'highway' ? 1.5 : 1;
+      styleArray = [new ol.style.Style({
+        stroke: new ol.style.Stroke({
+          color: color,
+          width: width
+        }),
+        fill: new ol.style.Fill({
+          color: color,
+          opacity: .5
+        })
+      })];
+      landuseStyleCache[styleKey] = styleArray;
+    }
+    return styleArray;
+  }
+});
+
 var map = new ol.Map({
-  layers: [waterLayer, roadLayer],
+  layers: [landuseLayer, buildingLayer, waterLayer, roadLayer],
   renderer: 'canvas',
   target: document.getElementById('map'),
   view: new ol.View({
     center: ol.proj.transform([-74.0064, 40.7142], 'EPSG:4326', 'EPSG:3857'),
     maxZoom: 19,
-    zoom: 14
+    zoom: 15
   })
 });