1 files changed, 110 insertions, 0 deletions
diff --git a/debian/missing-sources/leaflet.markercluster.js/MarkerClusterGroup.Refresh.js b/debian/missing-sources/leaflet.markercluster.js/MarkerClusterGroup.Refresh.js
new file mode 100644
index 0000000..a1320b0
--- /dev/null
+++ b/debian/missing-sources/leaflet.markercluster.js/MarkerClusterGroup.Refresh.js
@@ -0,0 +1,110 @@
+/**
+ * Adds 1 public method to MCG and 1 to L.Marker to facilitate changing
+ * markers' icon options and refreshing their icon and their parent clusters
+ * accordingly (case where their iconCreateFunction uses data of childMarkers
+ * to make up the cluster icon).
+ */
+
+
+L.MarkerClusterGroup.include({
+	/**
+	 * Updates the icon of all clusters which are parents of the given marker(s).
+	 * In singleMarkerMode, also updates the given marker(s) icon.
+	 * @param layers L.MarkerClusterGroup|L.LayerGroup|Array(L.Marker)|Map(L.Marker)|
+	 * L.MarkerCluster|L.Marker (optional) list of markers (or single marker) whose parent
+	 * clusters need to be updated. If not provided, retrieves all child markers of this.
+	 * @returns {L.MarkerClusterGroup}
+	 */
+	refreshClusters: function (layers) {
+		if (!layers) {
+			layers = this._topClusterLevel.getAllChildMarkers();
+		} else if (layers instanceof L.MarkerClusterGroup) {
+			layers = layers._topClusterLevel.getAllChildMarkers();
+		} else if (layers instanceof L.LayerGroup) {
+			layers = layers._layers;
+		} else if (layers instanceof L.MarkerCluster) {
+			layers = layers.getAllChildMarkers();
+		} else if (layers instanceof L.Marker) {
+			layers = [layers];
+		} // else: must be an Array(L.Marker)|Map(L.Marker)
+		this._flagParentsIconsNeedUpdate(layers);
+		this._refreshClustersIcons();
+
+		// In case of singleMarkerMode, also re-draw the markers.
+		if (this.options.singleMarkerMode) {
+			this._refreshSingleMarkerModeMarkers(layers);
+		}
+
+		return this;
+	},
+
+	/**
+	 * Simply flags all parent clusters of the given markers as having a "dirty" icon.
+	 * @param layers Array(L.Marker)|Map(L.Marker) list of markers.
+	 * @private
+	 */
+	_flagParentsIconsNeedUpdate: function (layers) {
+		var id, parent;
+
+		// Assumes layers is an Array or an Object whose prototype is non-enumerable.
+		for (id in layers) {
+			// Flag parent clusters' icon as "dirty", all the way up.
+			// Dumb process that flags multiple times upper parents, but still
+			// much more efficient than trying to be smart and make short lists,
+			// at least in the case of a hierarchy following a power law:
+			// http://jsperf.com/flag-nodes-in-power-hierarchy/2
+			parent = layers[id].__parent;
+			while (parent) {
+				parent._iconNeedsUpdate = true;
+				parent = parent.__parent;
+			}
+		}
+	},
+
+	/**
+	 * Re-draws the icon of the supplied markers.
+	 * To be used in singleMarkerMode only.
+	 * @param layers Array(L.Marker)|Map(L.Marker) list of markers.
+	 * @private
+	 */
+	_refreshSingleMarkerModeMarkers: function (layers) {
+		var id, layer;
+
+		for (id in layers) {
+			layer = layers[id];
+
+			// Make sure we do not override markers that do not belong to THIS group.
+			if (this.hasLayer(layer)) {
+				// Need to re-create the icon first, then re-draw the marker.
+				layer.setIcon(this._overrideMarkerIcon(layer));
+			}
+		}
+	}
+});
+
+L.Marker.include({
+	/**
+	 * Updates the given options in the marker's icon and refreshes the marker.
+	 * @param options map object of icon options.
+	 * @param directlyRefreshClusters boolean (optional) true to trigger
+	 * MCG.refreshClustersOf() right away with this single marker.
+	 * @returns {L.Marker}
+	 */
+	refreshIconOptions: function (options, directlyRefreshClusters) {
+		var icon = this.options.icon;
+
+		L.setOptions(icon, options);
+
+		this.setIcon(icon);
+
+		// Shortcut to refresh the associated MCG clusters right away.
+		// To be used when refreshing a single marker.
+		// Otherwise, better use MCG.refreshClusters() once at the end with
+		// the list of modified markers.
+		if (directlyRefreshClusters && this.__parent) {
+			this.__parent._group.refreshClusters(this);
+		}
+
+		return this;
+	}
+});