Point2D : IPoint2D, IComparable, IComparable<Point2D>
      (static) Point2D Parse( string value )
      (ctor) Point2D( IPoint2D p )
      (ctor) Point2D( int x, int y )
      int X( get; set; )
      int Y( get; set; )
      virtual int CompareTo( object other )
      virtual int CompareTo( Point2D other )
      virtual bool Equals( object o )
      virtual int GetHashCode()
      virtual string ToString()