/***************************************************************************
                          OrthogonalDirection.h  -  description
                             -------------------
    begin                : Tue May 22 2001
    copyright            : (C) 2001 by Sven Reichard
    email                : reichard@math.udel.edu
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
// -*-c++-*-

# ifndef OrthogonalDirection_h

# define OrthogonalDirection_h

# include "Directions/Direction.h"

namespace Alice
{
class OrthogonalDirection:

  public Direction

{

public:

  virtual ~OrthogonalDirection();

  virtual bool isOrthogonal() const;

protected:

  OrthogonalDirection(signed char diff);

};
}; // namespace Alice
# endif // OrthogonalDirection_h

