Index: applications/editors/josm/plugins/measurement/src/org/openstreetmap/josm/plugins/measurement/MeasurementDialog.java
===================================================================
--- applications/editors/josm/plugins/measurement/src/org/openstreetmap/josm/plugins/measurement/MeasurementDialog.java	(revision 35579)
+++ applications/editors/josm/plugins/measurement/src/org/openstreetmap/josm/plugins/measurement/MeasurementDialog.java	(revision 35976)
@@ -209,5 +209,5 @@
                         } else {
                             length += lastNode.getCoor().greatCircleDistance(n.getCoor());
-                            segAngle = MeasurementLayer.angleBetween(lastNode.getCoor(), n.getCoor());
+                            segAngle = MeasurementLayer.angleBetween(lastNode, n);
                             lastNode = n;
                         }
@@ -235,5 +235,5 @@
                         wayArea += (MeasurementLayer.calcX(n.getCoor()) * MeasurementLayer.calcY(lastN.getCoor()))
                                 - (MeasurementLayer.calcY(n.getCoor()) * MeasurementLayer.calcX(lastN.getCoor()));
-                        segAngle = MeasurementLayer.angleBetween(lastN.getCoor(), n.getCoor());
+                        segAngle = MeasurementLayer.angleBetween(lastN, n);
                     }
                     lastN = n;
Index: applications/editors/josm/plugins/measurement/src/org/openstreetmap/josm/plugins/measurement/MeasurementLayer.java
===================================================================
--- applications/editors/josm/plugins/measurement/src/org/openstreetmap/josm/plugins/measurement/MeasurementLayer.java	(revision 35579)
+++ applications/editors/josm/plugins/measurement/src/org/openstreetmap/josm/plugins/measurement/MeasurementLayer.java	(revision 35976)
@@ -2,4 +2,5 @@
 package org.openstreetmap.josm.plugins.measurement;
 /// @author Raphael Mack <ramack@raphael-mack.de>
+
 import static org.openstreetmap.josm.tools.I18n.tr;
 
@@ -28,4 +29,5 @@
 
 import org.openstreetmap.josm.data.Bounds;
+import org.openstreetmap.josm.data.coor.ILatLon;
 import org.openstreetmap.josm.data.coor.LatLon;
 import org.openstreetmap.josm.data.gpx.IGpxTrack;
@@ -171,5 +173,5 @@
     }
 
-    public static double angleBetween(LatLon p1, LatLon p2){
+    public static double angleBetween(ILatLon p1, ILatLon p2){
         double lat1, lon1, lat2, lon2;
         double dlon;