Add resetStyle method

Also add the related utility method. Both of these come from the Leaflet
GeoJSON class, copied such as to minimise the chance of the code breaking due
to changes in Leaflet.

1 files changed, 14 insertions, 0 deletions

diff --git a/leaflet-indoor.js b/leaflet-indoor.js
index c49f624..aede15c 100644
--- a/leaflet-indoor.js
+++ b/leaflet-indoor.js
@@ -168,6 +168,20 @@ L.Indoor = L.Class.extend({
         }
 
         this._level = level;
+    },
+    resetStyle: function (layer) {
+      // reset any custom styles
+      layer.options = layer.defaultOptions;
+      this._setLayerStyle(layer, this.options.style);
+      return this;
+    },
+    _setLayerStyle: function (layer, style) {
+      if (typeof style === 'function') {
+        style = style(layer.feature);
+      }
+      if (layer.setStyle) {
+        layer.setStyle(style);
+      }
     }
 });