that is shared by both the (current) pages that display maps.
<% lon = params['mlon'] %>
<% lat = params['mlat'] %>
<% zoom = params['zoom'] || '12' %>
-<script type="text/javascript">
- var mlat = <%= lat %>;
- var mlon = <%= lon %>;
-</script>
<% elsif @user and params['lon'].nil? and params['lat'].nil? %>
<% lon = @user.home_lon %>
<% lat = @user.home_lat %>
<% zoom = params['zoom'] || '4' %>
<% end %>
-
-
-<script type="text/javascript">
- var lat = <%= lat %>;
- var lon = <%= lon %>;
- var zoom = <%= zoom %>;
- var PI = 3.14159265358979323846;
-
-
-
- <% if params['scale'] and params['scale'].length > 0 then %>
- zoom = Math.log(360.0/(( <% print params['scale'].to_f() %> ) * 512.0)) / Math.log(2.0);
- <% end %>
- zoom = zoom;
- lon = lon * 20037508.34 / 180;
- lat = Math.log(Math.tan( (90 + lat) * PI / 360)) / (PI / 180);
- lat = lat * 20037508.34 / 180;
- <% if marker %>
- mlon = mlon * 20037508.34 / 180;
- mlat = Math.log(Math.tan( (90 + mlat) * PI / 360)) / (PI / 180);
- mlat = mlat * 20037508.34 / 180;
- <%end%>
-
-</script>
-<script type="text/javascript" src="/openlayers/OpenLayers.js"></script>
+<%= javascript_include_tag '/openlayers/OpenLayers.js' %>
+<%= javascript_include_tag 'map.js' %>
<script type="text/javascript">
<!--
- var map, layer, markers;
var ie6 = ! ( window.addEventListener || window.XMLHttpRequest );
+ var map;
function init(){
+ var centre = lonLatToMercator(new OpenLayers.LonLat(<%= lon %>, <%= lat %>));
+ var zoom = <%= zoom %>;
- OpenLayers.Util.onImageLoadError = function() {
- this.src = OpenLayers.Util.getImagesLocation() + "404.png";
- }
- map = new OpenLayers.Map( "map",
- {maxExtent: new OpenLayers.Bounds(-20037508.34,-20037508.34,20037508.34,20037508.34), numZoomLevels:19, maxResolution:156543, units:'m', projection: "EPSG:41001"} );
- layer = new OpenLayers.Layer.TMS( "Mapnik", "http://tile.openstreetmap.org/", {type:'png', getURL:getTileURL} );
- map.addLayer(layer);
- layer = new OpenLayers.Layer.TMS( "Osmarender", "http://dev.openstreetmap.org/~ojw/Tiles/tile.php/", {type:'png', getURL:getTileURL} );
- map.addLayer(layer);
+ <% if params['scale'] and params['scale'].length > 0 then %>
+ zoom = scaleToZoom(<%= params['scale'].to_f() %>);
+ <% end %>
- //Marker stuff
+ var map = createMap("map", centre, zoom);
<% if marker %>
- markers = new OpenLayers.Layer.Markers("markers");
- map.addLayer(markers);
-
- marker = new OpenLayers.Marker(new OpenLayers.LonLat(mlon,mlat));
- markers.addMarker(marker);
- <%end%>
-
- map.setOptions({theme:''});
- map.addControl(new OpenLayers.Control.LayerSwitcher());
- map.setCenter(new OpenLayers.LonLat(lon, lat), zoom);
+ addMarkerToMap(lonLatToMercator(new OpenLayers.LonLat(<%= mlon %>, <%= mlat %>)));
+ <% end %>
map.events.register("moveend", map, updateLocation);
- document.getElementById( 'map_OpenLayers_ViewPort' ).style.position = 'absolute';
- if( ie6 ) {
+ updateLocation();
+
+ document.getElementById('map_OpenLayers_ViewPort').style.position = 'absolute';
+ if ( ie6 ) {
handleResize();
}
- updateLocation();
}
- function getTileURL( bounds ) {
- var res = this.map.getResolution();
- var x = Math.round ((bounds.left - this.maxExtent.left) / (res * this.tileSize.w));
- var y = Math.round ((this.maxExtent.top - bounds.top) / (res * this.tileSize.h));
- var z = this.map.getZoom();
- return this.url + z + "/" + x + "/" + y + "." + this.type;
- }
-
function updateLocation() {
- var lonlat = map.getCenter();
-
- var lon_deg = (lonlat.lon / 20037508.34) * 180;
- var lat_deg = (lonlat.lat / 20037508.34) * 180;
- var PI = 3.14159265358979323846;
- lat_deg = 180/PI * (2 * Math.atan(Math.exp(lat_deg * PI / 180)) - PI / 2);
+ var lonlat = mercatorToLonLat(map.getCenter());
var zoom = map.getZoom();
- updatelinks(lon_deg,lat_deg,zoom);
+ updatelinks(lonlat.lon, lonlat.lat, zoom);
}
function getStyle( el, property ) {
}, 200 );
}
-if( ie6 ) {
- window.onresize = handleResize;
-}
-window.onload = init;
+ if ( ie6 ) {
+ window.onresize = handleResize;
+ }
+
+ window.onload = init;
// -->
</script>
</script>
<% if @user.home_lat and @user.home_lon %>
- <% marker = true %>
- <% mlon = @user.home_lon %>
- <% mlat = @user.home_lat %>
- <% lon = @user.home_lon %>
- <% lat = @user.home_lat %>
- <% zoom = '12' %>
-<script type="text/javascript">
- var mlat = <%= mlat %>;
- var mlon = <%= mlon %>;
-</script>
+ <% marker = true %>
+ <% mlon = @user.home_lon %>
+ <% mlat = @user.home_lat %>
+ <% lon = @user.home_lon %>
+ <% lat = @user.home_lat %>
+ <% zoom = '12' %>
<% else %>
- <% lon = params['lon'] || '-0.1' %>
- <% lat = params['lat'] || '51.5' %>
- <% zoom = params['zoom'] || '4' %>
+ <% lon = params['lon'] || '-0.1' %>
+ <% lat = params['lat'] || '51.5' %>
+ <% zoom = params['zoom'] || '4' %>
<% end %>
-
-
-<script type="text/javascript">
- var lat = <%= lat %>;
- var lon = <%= lon %>;
- var zoom = <%= zoom %>;
- var PI = 3.14159265358979323846;
-
-
-
- <% if params['scale'] and params['scale'].length > 0 then %>
- zoom = Math.log(360.0/(( <% print params['scale'].to_f() %> ) * 512.0)) / Math.log(2.0);
- <% end %>
- zoom = zoom;
- lon = lon * 20037508.34 / 180;
- lat = Math.log(Math.tan( (90 + lat) * PI / 360)) / (PI / 180);
- lat = lat * 20037508.34 / 180;
- <% if marker %>
- mlon = mlon * 20037508.34 / 180;
- mlat = Math.log(Math.tan( (90 + mlat) * PI / 360)) / (PI / 180);
- mlat = mlat * 20037508.34 / 180;
- <%end%>
-
-</script>
-<script type="text/javascript" src="/openlayers/OpenLayers.js"></script>
+<%= javascript_include_tag '/openlayers/OpenLayers.js' %>
+<%= javascript_include_tag 'map.js' %>
<script type="text/javascript">
<!--
- var map, layer, markers, marker, popup;
-
- function mercator2lonlat( merc ) {
- var lon_deg = (merc.lon / 20037508.34) * 180;
- var lat_deg = (merc.lat / 20037508.34) * 180;
- var PI = 3.14159265358979323846;
- lat_deg = 180/PI * (2 * Math.atan(Math.exp(lat_deg * PI / 180)) - PI / 2);
- return new OpenLayers.LonLat(lon_deg,lat_deg);
- }
-
- function lonlat2mercator( ll ) {
- var lon = ll.lon * 20037508.34 / 180;
- var lat = Math.log(Math.tan( (90 + ll.lat) * PI / 360)) / (PI / 180);
- lat = lat * 20037508.34 / 180;
- return new OpenLayers.LonLat(lon,lat);
- }
+ var marker;
function init(){
+ var centre = lonLatToMercator(new OpenLayers.LonLat(<%= lon %>, <%= lat %>));
+ var zoom = <%= zoom %>;
- OpenLayers.Util.onImageLoadError = function() {
- this.src = OpenLayers.Util.getImagesLocation() + "404.png";
- }
- map = new OpenLayers.Map( "map",
- {maxExtent: new OpenLayers.Bounds(-20037508.34,-20037508.34,20037508.34,20037508.34), maxZoomLevel:18, maxResolution:156543, units:'m', projection: "EPSG:41001"} );
- layer = new OpenLayers.Layer.TMS( "Mapnik", "http://tile.openstreetmap.org/", {type:'png', getURL:getTileURL} );
- map.addLayer(layer);
- layer = new OpenLayers.Layer.TMS( "Osmarender", "http://dev.openstreetmap.org/~ojw/Tiles/tile.php/", {type:'png', getURL:getTileURL} );
- map.addLayer(layer);
-
- //Marker stuff
+ <% if params['scale'] and params['scale'].length > 0 then %>
+ zoom = scaleToZoom(<%= params['scale'].to_f() %>);
+ <% end %>
- markers = new OpenLayers.Layer.Markers("markers");
- map.addLayer(markers);
+ var map = createMap("map", centre, zoom);
<% if marker %>
- marker = new OpenLayers.Marker(new OpenLayers.LonLat(mlon,mlat));
- marker.events.register("click", "marker", markerOnClick );
- markers.addMarker(marker);
- <%end%>
+ marker = addMarkerToMap(lonLatToMercator(new OpenLayers.LonLat(<%= mlon %>, <%= mlat %>)), null, "Your location");
+ <% end %>
var near_icon = OpenLayers.Marker.defaultIcon();
near_icon.url = OpenLayers.Util.getImagesLocation() + "marker-green.png";;
var i = nearest.length;
while( i-- ) {
- var nearmarker = new OpenLayers.Marker( lonlat2mercator( new OpenLayers.LonLat( nearest[i].home_lon, nearest[i].home_lat ) ), near_icon.clone() );
- markers.addMarker( nearmarker );
- nearmarker.events.register("click", "nearmarker", makeMarkerFunction( i ) );
+ var description = 'Nearby mapper: <a href="/user/'+nearest[i].display_name+'">'+nearest[i].display_name+'</a>'
+ var nearmarker = addMarkerToMap(lonLatToMercator(new OpenLayers.LonLat(nearest[i].home_lon, nearest[i].home_lat)), near_icon.clone(), description);
}
- map.addControl(new OpenLayers.Control.LayerSwitcher());
- map.setCenter(new OpenLayers.LonLat(lon, lat), zoom);
-
map.events.register("click", map, setHome);
}
- function getTileURL( bounds ) {
- var res = this.map.getResolution();
- var x = Math.round ((bounds.left - this.maxExtent.left) / (res * this.tileSize.w));
- var y = Math.round ((this.maxExtent.top - bounds.top) / (res * this.tileSize.h));
- var z = this.map.getZoom();
- return this.url + z + "/" + x + "/" + y + "." + this.type;
- }
+ function setHome( e ) {
+ closeMapPopup();
- function makeMarkerFunction( i ) {
- return function() { markerOnClick( i ); };
- }
+ if (document.getElementById('updatehome').checked) {
+ var merc = map.getLonLatFromViewPortPx(e.xy);
+ var lonlat = mercatorToLonLat(merc);
+
+ document.getElementById('homerow').className = '';
+ document.getElementById('home_lat').value = lonlat.lat;
+ document.getElementById('home_lon').value = lonlat.lon;
- function markerOnClick( i ) {
- var html, position;
- if( typeof( i ) == 'number' ) {
- html = '<p>Nearby mapper: <a href="/user/'+nearest[i].display_name+'">'+nearest[i].display_name+'</a></p>';
- html += '<p style="text-align:right">(<a href="#" onclick="return closePopup();">close</a>)</p>';
- position = lonlat2mercator( new OpenLayers.LonLat( nearest[i].home_lon, nearest[i].home_lat ) );
- } else {
- html = '<p>Your location (<a href="#" onclick="return closePopup()">close</a>)</p>';
- position = new OpenLayers.LonLat(mlon,mlat);
+ if (marker) {
+ removeMarkerFromMap(marker);
+ }
+
+ marker = addMarkerToMap(merc, null, "Your location");
}
- var box = document.getElementById( 'highlightinfo' );
- box.innerHTML = html;
- closePopup();
- popup = new OpenLayers.Popup.AnchoredBubble( 'popup', position, new OpenLayers.Size( box.offsetWidth, box.offsetHeight ), html, OpenLayers.Marker.defaultIcon(), true );
- map.addPopup( popup );
}
-
- function closePopup() {
- if( popup ) {
- map.removePopup( popup );
- delete popup;
- }
- return false;
- }
- function setHome( e ) {
- closePopup();
- if( ! document.getElementById( 'updatehome' ).checked )
- return;
- var lonlat = map.getLonLatFromViewPortPx(e.xy)
-
- var lon_deg = (lonlat.lon / 20037508.34) * 180;
- var lat_deg = (lonlat.lat / 20037508.34) * 180;
- var PI = 3.14159265358979323846;
- lat_deg = 180/PI * (2 * Math.atan(Math.exp(lat_deg * PI / 180)) - PI / 2);
- var homerow = document.getElementById( 'homerow' );
- var home_lat = document.getElementById( 'home_lat' );
- var home_lon = document.getElementById( 'home_lon' );
- homerow.className = '';
- home_lat.value = lat_deg;
- home_lon.value = lon_deg;
- if( marker ) {
- markers.removeMarker(marker);
- }
- marker = new OpenLayers.Marker(lonlat);
- markers.addMarker(marker);
- }
-window.onload = init;
+ window.onload = init;
// -->
</script>
--- /dev/null
+var map;
+var markers;
+var popup;
+
+function createMap(divName, centre, zoom) {
+ OpenLayers.Util.onImageLoadError = function() {
+ this.src = OpenLayers.Util.getImagesLocation() + "404.png";
+ }
+
+ map = new OpenLayers.Map(divName,
+ { maxExtent: new OpenLayers.Bounds(-20037508.34,-20037508.34,20037508.34,20037508.34),
+ numZoomLevels: 19,
+ maxResolution: 156543,
+ units: 'm',
+ projection: "EPSG:41001" });
+
+ var mapnik = new OpenLayers.Layer.TMS("Mapnik",
+ "http://tile.openstreetmap.org/",
+ { type: 'png', getURL: getTileURL });
+ map.addLayer(mapnik);
+
+ var osmarender = new OpenLayers.Layer.TMS("Osmarender",
+ "http://dev.openstreetmap.org/~ojw/Tiles/tile.php/",
+ { type: 'png', getURL: getTileURL });
+ map.addLayer(osmarender);
+
+ map.addControl(new OpenLayers.Control.LayerSwitcher());
+ map.setCenter(centre, zoom);
+
+ return map;
+}
+
+function getTileURL(bounds) {
+ var res = this.map.getResolution();
+ var x = Math.round((bounds.left - this.maxExtent.left) / (res * this.tileSize.w));
+ var y = Math.round((this.maxExtent.top - bounds.top) / (res * this.tileSize.h));
+ var z = this.map.getZoom();
+
+ return this.url + z + "/" + x + "/" + y + "." + this.type;
+}
+
+function addMarkerToMap(position, icon, description) {
+ if (markers == null) {
+ markers = new OpenLayers.Layer.Markers("markers");
+ map.addLayer(markers);
+ }
+
+ var marker = new OpenLayers.Marker(position, icon);
+
+ markers.addMarker(marker);
+
+ if (description) {
+ marker.events.register("click", marker, function() { openMapPopup(marker, description) });
+ }
+
+ return marker;
+}
+
+function openMapPopup(marker, description) {
+// var box = document.createElement("div");
+// box.innerHTML = description;
+// box.style.display = 'none';
+// box.style.width = "200px";
+// document.body.appendChild(box);
+
+ closeMapPopup();
+
+ popup = new OpenLayers.Popup.AnchoredBubble("popup", marker.lonlat,
+ new OpenLayers.Size(200, 50),
+ "<p>" + description + "</p>",
+ marker.icon, true);
+ popup.setBackgroundColor("#E3FFC5");
+ map.addPopup(popup);
+
+ return popup;
+}
+
+function closeMapPopup() {
+ if (popup) {
+ map.removePopup(popup);
+ delete popup;
+ }
+}
+
+function removeMarkerFromMap(marker){
+ markers.removeMarker(marker);
+}
+
+function mercatorToLonLat(merc) {
+ var lon = (merc.lon / 20037508.34) * 180;
+ var lat = (merc.lat / 20037508.34) * 180;
+ var PI = 3.14159265358979323846;
+
+ lat = 180/PI * (2 * Math.atan(Math.exp(lat * PI / 180)) - PI / 2);
+
+ return new OpenLayers.LonLat(lon, lat);
+}
+
+function lonLatToMercator(ll) {
+ var lon = ll.lon * 20037508.34 / 180;
+ var lat = Math.log(Math.tan((90 + ll.lat) * PI / 360)) / (PI / 180);
+
+ lat = lat * 20037508.34 / 180;
+
+ return new OpenLayers.LonLat(lon, lat);
+}
+
+function scaleToZoom(scale) {
+ return Math.log(360.0/(scale * 512.0)) / Math.log(2.0);
+}
padding : 2px;\r
}\r
\r
-#popup p, #popup span {\r
- background-color : #E3FFC5 !important;\r
-}\r
-\r
#map p#highlightinfo p, #popup p {\r
margin : 0;\r
padding : 2px;\r
projects / rails.git / commitdiff