4 <%= start_form_tag :controller => 'site', :action => 'search' %>
5 <%= text_field 'query', 'query'%>
6 <%= submit_tag 'Search' %>
12 <% lon = params['lon'] || '-0.1' %>
13 <% lat = params['lat'] || '51.5' %>
14 <% zoom = params['zoom'] || '4' %>
16 <script type="text/javascript">
19 var zoom = <%= zoom %>;
20 var PI = 3.14159265358979323846;
22 <% if params['scale'] and params['scale'].length > 0 then %>
23 zoom = Math.log(360.0/(( <% print params['scale'].to_f() %> ) * 512.0)) / Math.log(2.0);
26 lon = lon * 20037508.34 / 180;
27 lat = Math.log(Math.tan( (90 + lat) * PI / 360)) / (PI / 180);
28 lat = lat * 20037508.34 / 180;
31 <script type="text/javascript" src="/javascripts/OpenLayers.js"></script>
33 <script type="text/javascript">
40 OpenLayers.Util.onImageLoadError = function() {
41 this.src = "http://<%= SERVER_URL %>/javascript/img/404.png";
43 map = new OpenLayers.Map( "map",
44 {maxExtent: new OpenLayers.Bounds(-20037508.34,-20037508.34,20037508.34,20037508.34), maxZoomLevel:18, maxResolution:156543, units:'meters', projection: "EPSG:41001"} );
45 layer = new OpenLayers.Layer.LikeGoogle( "Mapnik", "http://tile.openstreetmap.org/", {type:'png'} );
47 layer = new OpenLayers.Layer.LikeGoogle( "Osmarender", "http://dev.openstreetmap.org/~ojw/Tiles/tile.php/", {type:'png'} );
50 map.addControl(new OpenLayers.Control.LayerSwitcher());
51 map.setCenter(new OpenLayers.LonLat(lon, lat), zoom);
53 map.events.register("moveend", map, function() {
54 var lonlat = map.getCenter();
56 var lon_deg = (lonlat.lon / 20037508.34) * 180;
57 var lat_deg = (lonlat.lat / 20037508.34) * 180;
58 var PI = 3.14159265358979323846;
59 lat_deg = 180/PI * (2 * Math.atan(Math.exp(lat_deg * PI / 180)) - PI / 2);
60 var zoom = map.getZoom();
61 updatelinks(lon_deg,lat_deg,zoom);