Use string instead of ol.OverlayPositioning enum in examples

examples/geolocation.js

@@ -5,7 +5,6 @@
 goog.require('ol.Geolocation');
 goog.require('ol.Map');
 goog.require('ol.Overlay');
-goog.require('ol.OverlayPositioning');
 goog.require('ol.RendererHints');
 goog.require('ol.View2D');
 goog.require('ol.dom.Input');
@@ -45,7 +44,7 @@ geolocation.on('propertychange', function() {
 
 var marker = new ol.Overlay({
   element: /** @type {Element} */ ($('<i/>').addClass('icon-flag').get(0)),
-  positioning: ol.OverlayPositioning.BOTTOM_LEFT,
+  positioning: 'bottom-left',
   stopEvent: false
 });
 map.addOverlay(marker);

examples/icon.js

@@ -1,6 +1,5 @@
 goog.require('ol.Map');
 goog.require('ol.Overlay');
-goog.require('ol.OverlayPositioning');
 goog.require('ol.View2D');
 goog.require('ol.layer.Tile');
 goog.require('ol.layer.Vector');
@@ -62,7 +61,7 @@ var element = document.getElementById('popup');
 
 var popup = new ol.Overlay({
   element: element,
-  positioning: ol.OverlayPositioning.BOTTOM_CENTER,
+  positioning: 'bottom-center',
   stopEvent: false
 });
 map.addOverlay(popup);

examples/overlay.js

@@ -1,6 +1,5 @@
 goog.require('ol.Map');
 goog.require('ol.Overlay');
-goog.require('ol.OverlayPositioning');
 goog.require('ol.RendererHints');
 goog.require('ol.View2D');
 goog.require('ol.coordinate');
@@ -28,7 +27,7 @@ var pos = ol.proj.transform([16.3725, 48.208889], 'EPSG:4326', 'EPSG:3857');
 // Vienna marker
 var marker = new ol.Overlay({
   position: pos,
-  positioning: ol.OverlayPositioning.CENTER_CENTER,
+  positioning: 'center-center',
   element: document.getElementById('marker'),
   stopEvent: false
 });