Merge pull request #675 from openlayers/ol_update

Update OpenLayers to version 5.3.0

Author: gberaudo

CHANGES.md

@@ -8,6 +8,7 @@
 * Changes
   * CanvasPattern and CanvasGradient styles are now handled for polygons.
   * Port to Cesium 1.51.
+  * Port to OpenLayers 5.3.0.
 
 # v 2.4 - 2018-10-01
 

package.json

@@ -36,7 +36,7 @@
     "jsdoc": "3.5.5",
     "ls": "0.2.1",
     "nomnom": "1.8.1",
-    "ol": "5.2.0",
+    "ol": "5.3.0",
     "proj4": "2.4.4",
     "temp": "0.8.3",
     "webpack": "^4.20.2",

src/olcs/FeatureConverter.js

@@ -718,10 +718,10 @@ class FeatureConverter {
       });
 
       if (imageStyle instanceof olStyleIcon) {
-        bbOptions.pixelOffset = new Cesium.Cartesian2(
-            image.width / 2 - imageStyle.getAnchor()[0],
-            image.height / 2 - imageStyle.getAnchor()[1]
-        );
+        const anchor = imageStyle.getAnchor();
+        if (anchor) {
+          bbOptions.pixelOffset = new Cesium.Cartesian2(image.width / 2 - anchor[0], image.height / 2 - anchor[1]);
+        }
       }
 
       const bb = this.csAddBillboard(billboards, bbOptions, layer, feature, olGeometry, style);