1 files changed, 55 insertions, 0 deletions
diff --git a/extlib/leaflet/src/control/Control.Attribution.js b/extlib/leaflet/src/control/Control.Attribution.js
new file mode 100644
index 00000000..84b31f52
--- /dev/null
+++ b/extlib/leaflet/src/control/Control.Attribution.js
@@ -0,0 +1,55 @@
+L.Control.Attribution = L.Class.extend({
+	onAdd: function(map) {
+		this._container = L.DomUtil.create('div', 'leaflet-control-attribution');
+		this._map = map;
+		this._prefix = 'Powered by <a href="http://leaflet.cloudmade.com">Leaflet</a>';
+		this._attributions = {};
+		this._update();
+	},
+	
+	getPosition: function() {
+		return L.Control.Position.BOTTOM_RIGHT;
+	},
+	
+	getContainer: function() {
+		return this._container;
+	},
+	
+	setPrefix: function(prefix) {
+		this._prefix = prefix;
+	},
+	
+	addAttribution: function(text) {
+		if (!text) return;
+		this._attributions[text] = true;
+		this._update();
+	},
+	
+	removeAttribution: function(text) {
+		if (!text) return;
+		delete this._attributions[text];
+		this._update();
+	},
+	
+	_update: function() {
+		if (!this._map) return;
+		
+		var attribs = [];
+		
+		for (var i in this._attributions) {
+			if (this._attributions.hasOwnProperty(i)) {
+				attribs.push(i);
+			}
+		}
+		
+		var prefixAndAttribs = [];
+		if (this._prefix) {
+			prefixAndAttribs.push(this._prefix);
+		}
+		if (attribs.length) {
+			prefixAndAttribs.push(attribs.join(', '));
+		}
+		
+		this._container.innerHTML = prefixAndAttribs.join(' &mdash; ');
+	}
+});
+\ No newline at end of file