deci.hpp

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00001 /*********************************************************************/
00002 // dar - disk archive - a backup/restoration program
00003 // Copyright (C) 2002-2052 Denis Corbin
00004 //
00005 // This program is free software; you can redistribute it and/or
00006 // modify it under the terms of the GNU General Public License
00007 // as published by the Free Software Foundation; either version 2
00008 // of the License, or (at your option) any later version.
00009 //
00010 // This program is distributed in the hope that it will be useful,
00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 // GNU General Public License for more details.
00014 //
00015 // You should have received a copy of the GNU General Public License
00016 // along with this program; if not, write to the Free Software
00017 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00018 //
00019 // to contact the author : dar.linux@free.fr
00020 /*********************************************************************/
00021 // $Id: deci.hpp,v 1.9 2004/11/12 21:58:17 edrusb Rel $
00022 //
00023 /*********************************************************************/
00024 
00028 
00029 #ifndef DECI_HPP
00030 #define DECI_HPP
00031 
00032 #include "../my_config.h"
00033 #include <iostream>
00034 #include "storage.hpp"
00035 #include "infinint.hpp"
00036 
00037 namespace libdar
00038 {
00039 
00041 
00049     class deci
00050     {
00051     public :
00053         deci(std::string s);
00054 
00056         deci(const infinint & x);
00057 
00059         deci(const deci & ref)
00060             { E_BEGIN; copy_from(ref); E_END("deci::deci", "deci"); };
00061 
00063         ~deci()
00064             { E_BEGIN; detruit(); E_END("deci::~deci", ""); };
00065 
00066 
00068         deci & operator = (const deci & ref)
00069             { E_BEGIN; detruit(); copy_from(ref); return *this; E_END("deci::operator = ", ""); };
00070 
00072         infinint computer() const;
00074         std::string human() const;
00075 
00076     private :
00077         storage *decimales;
00078 
00079         void detruit();
00080         void copy_from(const deci & ref);
00081         void reduce();
00082     };
00083 
00085 
00090     extern std::ostream & operator << (std::ostream & ref, const infinint & arg);
00091 
00092 } // end of namespace
00093 
00094 #endif

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