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deci.hpp
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1 /*********************************************************************/
2 // dar - disk archive - a backup/restoration program
3 // Copyright (C) 2002-2052 Denis Corbin
4 //
5 // This program is free software; you can redistribute it and/or
6 // modify it under the terms of the GNU General Public License
7 // as published by the Free Software Foundation; either version 2
8 // of the License, or (at your option) any later version.
9 //
10 // This program is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 // GNU General Public License for more details.
14 //
15 // You should have received a copy of the GNU General Public License
16 // along with this program; if not, write to the Free Software
17 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 //
19 // to contact the author : http://dar.linux.free.fr/email.html
20 /*********************************************************************/
21
25
26 #ifndef DECI_HPP
27 #define DECI_HPP
28
29 #include "../my_config.h"
30 #include <iostream>
31 #include "storage.hpp"
32 #include "infinint.hpp"
33 #include "on_pool.hpp"
34
35 namespace libdar
36 {
37
40
41
43
50 class deci : public on_pool
51 {
52 public :
56 deci(std::string s);
57
59 deci(const infinint & x);
60
62 deci(const deci & ref)
63 { copy_from(ref); };
64
66 ~deci()
67 { detruit(); };
68
69
71 const deci & operator = (const deci & ref)
72 { detruit(); copy_from(ref); return *this; };
73
75 infinint computer() const;
77 std::string human() const;
78
79 private :
80 storage *decimales;
81
82 void detruit();
83 void copy_from(const deci & ref);
84 void reduce();
85 };
86
88
93 extern std::ostream & operator << (std::ostream & ref, const infinint & arg);
94
96
97 } // end of namespace
98
99 #endif
libdar::on_pool
Definition: on_pool.hpp:52
libdar::operator<<
std::ostream & operator<<(std::ostream &ref, const infinint &arg)
specific << operator to use infinint in std::ostream
libdar::deci
decimal class, convert infinint from and to decimal represention
Definition: deci.hpp:50
libdar::deci::operator=
const deci & operator=(const deci &ref)
copy operator
Definition: deci.hpp:71
storage.hpp
contains a class that permits arbitrary large data storage
libdar::deci::deci
deci(const deci &ref)
copy constructor
Definition: deci.hpp:62
libdar::deci::computer
infinint computer() const
this produce a infinint from the decimal stored in the current object
libdar::deci::deci
deci(std::string s)
libdar::deci::~deci
~deci()
destructor
Definition: deci.hpp:66
libdar::storage
arbitrary large storage structure
Definition: storage.hpp:57
infinint.hpp
switch module to limitint (32 ou 64 bits integers) or infinint
on_pool.hpp
this is the base class of object that can be allocated on a memory pool
libdar::infinint
the arbitrary large positive integer class
Definition: real_infinint.hpp:59
libdar::deci::human
std::string human() const
this produce a string from the decimal stored in the current object
libdar
libdar namespace encapsulate all libdar symbols
Definition: archive.hpp:47