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matrix2d.h

00001 // -*- C++ -*-
00002 
00003 /* 
00004  * Gnome Chemistry Utils
00005  * matrix2d.h 
00006  *
00007  * Copyright (C) 2004
00008  *
00009  * Developed by Jean Bréfort <jean.brefort@ac-dijon.fr>
00010  *
00011  * This library is free software; you can redistribute it and/or
00012  * modify it under the terms of the GNU Lesser General Public
00013  * License as published by the Free Software Foundation; either
00014  * version 2.1 of the License, or (at your option) any later version.
00015  *
00016  * This library is distributed in the hope that it will be useful,
00017  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00018  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00019  * Lesser General Public License for more details.
00020  *
00021  * You should have received a copy of the GNU Lesser General Public License
00022  * along with this program; if not, write to the Free Software
00023  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
00024  * USA
00025  */
00026  
00027 #ifndef GCU_MATRIX2D_H
00028 #define GCU_MATRIX2D_H
00029 
00030 namespace gcu
00031 {
00032 
00036 class Matrix2D  
00037 {
00038 public:
00039 
00043         Matrix2D();
00047         virtual ~Matrix2D();
00055         Matrix2D(double Angle, bool Deg = true);
00064         Matrix2D(double x11, double x12, double x21, double x22);
00070         Matrix2D& operator*(Matrix2D& cMat);
00076         Matrix2D& operator=(Matrix2D& cMat);
00084         void Transform(double &dx, double &dy);
00085         
00086 private :
00087         double x[2][2];
00088 };
00089 
00090 }       //namespace gcu
00091 
00092 #endif //GCRYSTAL_MATRIX2D_H

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