public Extent(Position northEast, Position southWest)
        {
            this.NorthEast = northEast;
            this.SouthWest = southWest;

            Center = GeoTools.getGeoMidPoint(northEast, southWest);
        }
 public void SetAndConvertElevation(UomElevation uomElevation)
 {
     Elevation    = GeoTools.ConvertElevation(Elevation, uomElevation, UomElevation);
     UomElevation = uomElevation;
 }