Index: applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/Demo.java
===================================================================
--- applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/Demo.java	(revision 30243)
+++ applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/Demo.java	(revision 30244)
@@ -205,5 +205,5 @@
         map().addMapRectangle(new MapRectangleImpl(wales, "Wales", c(53.35,-4.57), c(51.64,-2.63)));
 
-        // map.setDisplayPositionByLatLon(49.807, 8.6, 11);
+        // map.setDisplayPosition(new Coordinate(49.807, 8.6), 11);
         // map.setTileGridVisible(true);
 
Index: applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/JMapViewer.java
===================================================================
--- applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/JMapViewer.java	(revision 30243)
+++ applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/JMapViewer.java	(revision 30244)
@@ -119,5 +119,5 @@
         setMinimumSize(new Dimension(tileSource.getTileSize(), tileSource.getTileSize()));
         setPreferredSize(new Dimension(400, 400));
-        setDisplayPositionByLatLon(50, 9, 3);
+        setDisplayPosition(new Coordinate(50, 9), 3);
         //setToolTipText("");
     }
@@ -190,6 +190,6 @@
      *            {@link #MIN_ZOOM} <= zoom level <= {@link #MAX_ZOOM}
      */
-    public void setDisplayPositionByLatLon(double lat, double lon, int zoom) {
-        setDisplayPositionByLatLon(new Point(getWidth() / 2, getHeight() / 2), lat, lon, zoom);
+    public void setDisplayPosition(Coordinate to, int zoom) {
+        setDisplayPosition(new Point(getWidth() / 2, getHeight() / 2), to, zoom);
     }
 
@@ -210,7 +210,7 @@
      *            {@link TileSource#getMaxZoom()}
      */
-    public void setDisplayPositionByLatLon(Point mapPoint, double lat, double lon, int zoom) {
-        int x = OsmMercator.LonToX(lon, zoom);
-        int y = OsmMercator.LatToY(lat, zoom);
+    public void setDisplayPosition(Point mapPoint, Coordinate to, int zoom) {
+        int x = OsmMercator.LonToX(to.getLon(), zoom);
+        int y = OsmMercator.LatToY(to.getLat(), zoom);
         setDisplayPosition(mapPoint, x, y, zoom);
     }
@@ -818,5 +818,5 @@
         tileController.cancelOutstandingJobs(); // Clearing outstanding load
         // requests
-        setDisplayPositionByLatLon(mapPoint, zoomPos.getLat(), zoomPos.getLon(), zoom);
+        setDisplayPosition(mapPoint, zoomPos, zoom);
 
         this.fireJMVEvent(new JMVCommandEvent(COMMAND.ZOOM, this));