1 files changed, 69 insertions, 0 deletions
diff --git a/www/wiki/extensions/Maps/resources/leaflet/LeafletCluster.js b/www/wiki/extensions/Maps/resources/leaflet/LeafletCluster.js
new file mode 100644
index 00000000..e6ec2566
--- /dev/null
+++ b/www/wiki/extensions/Maps/resources/leaflet/LeafletCluster.js
@@ -0,0 +1,69 @@
+(function($, mw, L) {
+	'use strict';
+
+	if (!window.maps) {window.maps = {};}
+	if (!window.maps.leaflet) {window.maps.leaflet = {};}
+
+	window.maps.leaflet.LeafletCluster = {
+		newLayer: function(options) {
+			return new L.MarkerClusterGroup({
+				maxClusterRadius: options.clustermaxradius,
+				disableClusteringAtZoom: options.clustermaxzoom + 1,
+				zoomToBoundsOnClick: options.clusterzoomonclick,
+				spiderfyOnMaxZoom: options.clusterspiderfy,
+				iconCreateFunction: function(cluster) {
+					var childCount = cluster.getChildCount();
+
+					var imagePath = mw.config.get( 'egMapsScriptPath' ) + '/resources/leaflet/cluster/';
+
+					var styles = [
+						{
+							iconUrl: imagePath + 'm1.png',
+							iconSize: [53, 52]
+						},
+						{
+							iconUrl: imagePath + 'm2.png',
+							iconSize: [56, 55]
+						},
+						{
+							iconUrl: imagePath + 'm3.png',
+							iconSize: [66, 65]
+						},
+						{
+							iconUrl: imagePath + 'm4.png',
+							iconSize: [78, 77]
+						},
+						{
+							iconUrl: imagePath + 'm5.png',
+							iconSize: [90, 89]
+						}
+					];
+
+					var index = 0;
+					var dv = childCount;
+					while (dv !== 0) {
+						dv = parseInt(dv / 10, 10);
+						index++;
+					}
+					var index = Math.min(index, styles.length);
+					index = Math.max(0, index - 1);
+					index = Math.min(styles.length - 1, index);
+					var style = styles[index];
+
+					return new L.divIcon({
+						iconSize: style.iconSize,
+						className: '',
+						html: '<img style="' +
+							'" src="' + style.iconUrl + '" />' +
+							'<span style="' +
+							'position: absolute; font-size: 11px; font-weight: bold; text-align: center; ' +
+							'top: 0; left: 0; ' +
+							'line-height: ' + style.iconSize[1] + 'px;' +
+							'width: ' + style.iconSize[0] + 'px;' +
+							'">' + childCount + '</span>'
+					});
+				}
+			});
+		}
+	};
+})(window.jQuery, window.mediaWiki, window.L);