class XrayGogglesModel extends Observable implements Cloneable {

    public void setGeoPosition(GeographicPosition upperLeft, GeographicPosition upperRight, GeographicPosition lowerLeft,
            GeographicPosition lowerRight, GeographicPosition center)
    {
        myUpperLeftGeo = upperLeft;
        myUpperRightGeo = upperRight;
        myLowerLeftGeo = lowerLeft;
        myLowerRightGeo = lowerRight;
        myCenterGeo = center;
        setChanged();
        notifyObservers(GEO_POSITION);
    }

}