matrix2d.h

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// -*- C++ -*-

/*
 * Gnome Chemistry Utils
 * matrix2d.h
 *
 * Copyright (C) 2004-2008 Jean Bréfort <jean.brefort@normalesup.org>
 *
 * 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 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
 * USA
 */

#ifndef GCU_MATRIX2D_H
#define GCU_MATRIX2D_H

namespace gcu
{

class Matrix2D
{
public:

        Matrix2D();
        virtual ~Matrix2D();
        Matrix2D(double Angle, bool Deg = true);
        Matrix2D(double x11, double x12, double x21, double x22);
        Matrix2D& operator*(Matrix2D& cMat);
        Matrix2D& operator=(Matrix2D& cMat);
        void Transform(double &dx, double &dy);

private :
        double x[2][2];
};

}       //namespace gcu

#endif //GCRYSTAL_MATRIX2D_H