larger map link is now raw html for better google-linking capability, rather
[rails.git] / public / export / embed.html
index 11c0a02eebe2e55781bdf9c388a274b7731e2b04..ae82eb54a9361af21ce84fb484d43aeb875c237a 100644 (file)
@@ -6,96 +6,66 @@
             height: 100%;
         }
         .olControlAttribution {
-            bottom: 3px!important; 
-        }    
+            bottom: 3px!important;
+        }
     </style>
     <script src="http://openstreetmap.org/openlayers/OpenLayers.js"></script>
     <script src="http://openstreetmap.org/openlayers/OpenStreetMap.js"></script>
     <script type="text/javascript">
         var map, layer;
-        function localUpdateLink() {
-            var center = this.map.getCenter();
-            
-            // Map not initialized yet. Break out of this function.
-            if (!center) { 
-                return; 
-            }
-
-            var params = OpenLayers.Util.getParameters(this.base);
-            
-            params.zoom = this.map.getZoom(); 
-            var lat = center.lat;
-            var lon = center.lon;
-            
-            if (this.displayProjection) {
-                var mapPosition = OpenLayers.Projection.transform(
-                  { x: lon, y: lat }, 
-                  this.map.getProjectionObject(), 
-                  this.displayProjection );
-                lon = mapPosition.x;  
-                lat = mapPosition.y;  
-            }
-            
-            if (this.map.marker) {
-                params.lat = Math.round(lat*100000)/100000;
-                params.lon = Math.round(lon*100000)/100000;
-            } else {
-                params.mlat = Math.round(lat*100000)/100000;
-                params.mlon = Math.round(lon*100000)/100000;
-            }
-
-            var href = this.base;
-            if( href.indexOf('?') != -1 ){
-                href = href.substring( 0, href.indexOf('?') );
-            }
-
-            href += '?' + OpenLayers.Util.getParameterString(params);
-            this.element.href = href;
-        }
-
         function init(){
-            OpenLayers.Lang.en.permalink = "Larger Map";
             map = new OpenLayers.Map ("map", {
-              controls:[
+              controls: [
                   new OpenLayers.Control.Attribution(),
-                  new OpenLayers.Control.ArgParser(),
-                  new OpenLayers.Control.Navigation(), 
-                  new OpenLayers.Control.Permalink(null, "http://openstreetmap.org/", {updateLink:localUpdateLink})],
+                  new OpenLayers.Control.Navigation()
+              ],
               maxExtent: new OpenLayers.Bounds(-20037508.34,-20037508.34,
                                                20037508.34,20037508.34),
-              numZoomLevels:20, 
-              maxResolution:156543.0339,
+              numZoomLevels: 20,
+              maxResolution: 156543.0339,
               displayProjection: new OpenLayers.Projection("EPSG:4326"),
-              units:'m', 
+              units: 'm',
               projection: new OpenLayers.Projection("EPSG:900913")
-            } );          
-            var mapnik = new OpenLayers.Layer.OSM.Mapnik("Mapnik", {
-               displayOutsideMaxExtent: true,
-               wrapDateLine: true,
-               attribution: '<a target="_parent" href="http://www.openstreetmap.org">OpenStreetMap</a>'
             });
-            map.addLayer(mapnik);
 
-            var osmarender = new OpenLayers.Layer.OSM.Osmarender("Osmarender", {
-               displayOutsideMaxExtent: true,
-               wrapDateLine: true,
-               attribution: '<a target="_parent" href="http://www.openstreetmap.org">OpenStreetMap</a>'
-            });
-            map.addLayer(osmarender); 
+            var attribution = 'Data by <a target="_parent" href="http://www.openstreetmap.org">OpenStreetMap</a>';
             var args = OpenLayers.Util.getParameters();
-            if (args.marker && map.getCenter()) {
+            if (!args.layer || args.layer == "mapnik") {
+                var mapnik = new OpenLayers.Layer.OSM.Mapnik("Mapnik", {
+                   displayOutsideMaxExtent: true,
+                   wrapDateLine: true,
+                   attribution: attribution
+                });
+                map.addLayer(mapnik);
+            } else {
+                var osmarender = new OpenLayers.Layer.OSM.Osmarender("Osmarender", {
+                   displayOutsideMaxExtent: true,
+                   wrapDateLine: true,
+                   attribution: attribution
+                });
+                map.addLayer(osmarender);
+            }
+
+            if (args.marker) {
                 var markers = new OpenLayers.Layer.Markers();
                 map.addLayer(markers);
-                markers.addMarker( new OpenLayers.Marker(map.getCenter()));
+                markers.addMarker(new OpenLayers.Marker(new OpenLayers.LonLat(args.marker[1], args.marker[0]).transform(map.displayProjection, map.getProjectionObject())));
                 map.marker = true;
-            }    
-            if (!map.getCenter()) { map.zoomToMaxExtent(); }
+            }
+
+            if (args.bbox) {
+                var bounds = OpenLayers.Bounds.fromArray(args.bbox).transform(map.displayProjection, map.getProjectionObject());
+                map.zoomToExtent(bounds)
+            } else {
+                map.zoomToMaxExtent();
+            }
+
             var size = map.getSize();
-            if (size.h > 320) { 
+            if (size.h > 320) {
                 map.addControl(new OpenLayers.Control.PanZoomBar());
             } else {
                 map.addControl(new OpenLayers.Control.PanZoom());
-            }   
+            }
         }
     </script>
   </head>