+L.extend(L.LatLngBounds.prototype, {
+ getSize: function () {
+ return (this._northEast.lat - this._southWest.lat) *
+ (this._northEast.lng - this._southWest.lng);
+ },
+
+ wrap: function () {
+ return new L.LatLngBounds(this._southWest.wrap(), this._northEast.wrap());
+ }
+});
+
+L.extend(L.Map.prototype, {
+ getLayersCode: function() {
+ var layerConfig = '';
+ for (var i in this._layers) { // TODO: map.eachLayer
+ var layer = this._layers[i];
+ if (layer.options && layer.options.code) {
+ layerConfig += layer.options.code;
+ }
+ }
+ return layerConfig;
+ },
+ getMapBaseLayerId: function() {
+ for (var i in this._layers) { // TODO: map.eachLayer
+ var layer = this._layers[i];
+ if (layer.options && layer.options.keyid) return layer.options.keyid;
+ }
+ }
+});
+
+L.Icon.Default.imagePath = <%= "#{asset_prefix}/images".to_json %>;