Add a "Start Mapping" button

[rails.git] / app / views / site / _potlatch2.html.erb

diff --git a/app/views/site/_potlatch2.html.erb b/app/views/site/_potlatch2.html.erb
index a7fa1bac673a1606427f037caf723adeaf7e8432..9edf6b5f70a782a5c32736cdc6321ae766ce7988 100644 (file)
--- a/app/views/site/_potlatch2.html.erb
+++ b/app/views/site/_potlatch2.html.erb
@@ -85,7 +85,12 @@
     });
   });
 
-  function mapMoved(lon, lat, zoom, minlon, minlat, maxlon, maxlat) {
-    updatelinks({ lon: lon, lat: lat }, zoom, null, minlon, minlat, maxlon, maxlat);
-  }
+  var mapMoved = $.throttle(250, function(lon, lat, zoom, minlon, minlat, maxlon, maxlat) {
+    updatelinks({ lon: lon, lat: lat }, zoom, null, [[minlat, minlon], [maxlat, maxlon]]);
+
+    var hash = OSM.formatHash({ lon: lon, lat: lat, zoom: zoom });
+    if (hash !== location.hash) {
+      location.replace(hash);
+    }
+  });
 </script>