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1// -*- C++ -*-
2
83ffe9cd 3// Copyright (C) 2005-2023 Free Software Foundation, Inc.
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4//
5// This file is part of the GNU ISO C++ Library. This library is free
6// software; you can redistribute it and/or modify it under the terms
7// of the GNU General Public License as published by the Free Software
748086b7 8// Foundation; either version 3, or (at your option) any later
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9// version.
10
11// This library is distributed in the hope that it will be useful, but
12// WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14// General Public License for more details.
15
16// You should have received a copy of the GNU General Public License
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17// along with this library; see the file COPYING3. If not see
18// <http://www.gnu.org/licenses/>.
4569a895 19
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20
21// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
22
23// Permission to use, copy, modify, sell, and distribute this software
24// is hereby granted without fee, provided that the above copyright
25// notice appears in all copies, and that both that copyright notice
26// and this permission notice appear in supporting documentation. None
27// of the above authors, nor IBM Haifa Research Laboratories, make any
28// representation about the suitability of this software for any
29// purpose. It is provided "as is" without express or implied
30// warranty.
31
32/**
33 * @file prog_bar.hpp
34 * Contains a progress bar - idea taken from boost::timer by Beman Dawes.
35 */
36
37#ifndef PB_DS_PROG_BAR_HPP
38#define PB_DS_PROG_BAR_HPP
39
40#include <limits.h>
41#include <iostream>
42#include <string>
43
5e11f978 44namespace __gnu_pbds
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45{
46
47 namespace test
48 {
49
50 /**
51 * Progress bar.
52 * Simplified from part of boost::timer by Beman Dawes.
53 **/
54 class prog_bar
55 {
56 protected:
57 enum{num_disp = 40};
58
59 public:
b48d5599 60 prog_bar(std::size_t max, std::ostream& r_os, bool display = true);
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61
62 void
63 inc();
64
65 private:
66 prog_bar(const prog_bar& );
67
f92ab29f 68 prog_bar&
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69 operator=(const prog_bar& );
70
71 private:
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72 std::size_t m_cur;
73 const std::size_t m_max;
4569a895 74
b48d5599 75 std::size_t m_cur_disp;
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76
77 std::ostream& m_r_os;
78
79 bool m_display;
80 };
81
82 } // namespace test
83
5e11f978 84} // namespace __gnu_pbds
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85
86#endif // #ifndef PB_DS_PROG_BAR_HPP