PREP(addLineMarker);
PREP(calculateMapScale);
PREP(cancelDrawing);
PREP(canDraw);
PREP(canUseMapTools);
PREP(canUseMapGPS);
PREP(copyMapReceiveMarkers);
PREP(copyMapRemoteSend);
PREP(copyMapStart);
PREP(handleKeyDown);
PREP(handleMouseButton);
PREP(handleMouseMove);
PREP(handleMouseZChanged);
PREP(isInsideMapTool);
PREP(openMapGps);
PREP(openMapGpsUpdate);
PREP(removeLineMarker);
PREP(updateMapToolMarkers);
PREP(updateLineMarker);