public PercentageData(Map2DBase map) : base(map) { }
public WorldAltitudesData(Map2DBase map) : base(map) { }
public CoastLinesData(Map2DBase map) : base(map) { }
protected EllipseWithShapeData(Map2DBase map) : base(map) { }
public GeoidUndulationsData(Map2DBase map) : base(map) { ColorsMiddle = -22; }