Tidy things up a bit.

[rails.git] / public / javascripts / map.js

diff --git a/public/javascripts/map.js b/public/javascripts/map.js
index 51cd9f6a5abfbc62abcf4c382825e59dad1e4e9b..db5b8561638afd45ba4fa403c881b11196ddcf9f 100644 (file)
--- a/public/javascripts/map.js
+++ b/public/javascripts/map.js
@@ -17,8 +17,9 @@ function createMap(divName) {
          new OpenLayers.Control.PanZoomBar(),
          new OpenLayers.Control.ScaleLine()
       ],
+      units: "m",
       maxResolution: 156543,
-      units: "m"
+      numZoomLevels: 20
    });
 
    var mapnik = new OpenLayers.Layer.OSM.Mapnik("Mapnik", {
@@ -108,8 +109,12 @@ function setMapExtent(extent) {
    map.zoomToExtent(extent.clone().transform(epsg4326, map.getProjectionObject()));
 }
 
+function getMapExtent(extent) {
+   return map.getExtent().clone().transform(map.getProjectionObject(), epsg4326);
+}
+
 function getEventPosition(event) {
-   return map.getLonLatFromViewPortPx(e.xy).clone().transform(epsg4326, map.getProjectionObject());
+   return map.getLonLatFromViewPortPx(event.xy).clone().transform(map.getProjectionObject(), epsg4326);
 }
 
 function getMapLayers() {