src/qvmath/qvrationalnumber.h

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00001 /*
00002  *      Copyright (C) 2007, 2008. PARP Research Group.
00003  *      <http://perception.inf.um.es>
00004  *      University of Murcia, Spain.
00005  *
00006  *      This file is part of the QVision library.
00007  *
00008  *      QVision is free software: you can redistribute it and/or modify
00009  *      it under the terms of the GNU Lesser General Public License as
00010  *      published by the Free Software Foundation, version 3 of the License.
00011  *
00012  *      QVision is distributed in the hope that it will be useful,
00013  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  *      GNU Lesser General Public License for more details.
00016  *
00017  *      You should have received a copy of the GNU Lesser General Public
00018  *      License along with QVision. If not, see <http://www.gnu.org/licenses/>.
00019  */
00020 
00024 
00025 #ifndef QVRATIONALNUMBER_H
00026 #define QVRATIONALNUMBER_H
00027 
00028 #include <math.h>
00029 
00030 #include <QMap>
00031 #include <qvdefines.h>
00032 
00033 #ifndef DOXYGEN_IGNORE_THIS
00034 
00044 class QVRationalNumber: public QMap<int, int>
00045         {
00046         public:
00047                 QVRationalNumber():QMap<int,int>()                                                      { }
00048                 QVRationalNumber(const QVRationalNumber &rationalNumber):QMap<int,int>(rationalNumber)  { }
00049                 QVRationalNumber(const int integer):QMap<int,int>()                                     { mult(integer); }
00050 
00051                 QVRationalNumber operator*(const QVRationalNumber &factInteger) const;
00052                 QVRationalNumber operator/(const QVRationalNumber &factInteger) const;
00053                 operator double() const;
00054 
00055                 void mult(const int integer);
00056         };
00057 
00058 #include <iostream>
00059 std::ostream & operator<< (std::ostream &os, const QVRationalNumber &factInteger );
00060 #endif
00061 #endif