Retro68/gcc/libstdc++-v3/testsuite/util/io/prog_bar.cc
Wolfgang Thaller 6fbf4226da gcc-9.1
2019-06-20 20:10:10 +02:00

80 lines
2.1 KiB
C++

// -*- C++ -*-
// Copyright (C) 2005-2019 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the terms
// of the GNU General Public License as published by the Free Software
// Foundation; either version 3, or (at your option) any later
// version.
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
// Permission to use, copy, modify, sell, and distribute this software
// is hereby granted without fee, provided that the above copyright
// notice appears in all copies, and that both that copyright notice
// and this permission notice appear in supporting documentation. None
// of the above authors, nor IBM Haifa Research Laboratories, make any
// representation about the suitability of this software for any
// purpose. It is provided "as is" without express or implied
// warranty.
/**
* @file prog_bar.cpp
* Contains a progress bar - idea taken from boost::timer by Beman Dawes.
*/
#include <util/io/prog_bar.hpp>
namespace __gnu_pbds
{
namespace test
{
prog_bar::
prog_bar(std::size_t max, std::ostream& r_os, bool display/*= true*/) :
m_cur(0),
m_max(max),
m_cur_disp(0),
m_r_os(r_os),
m_display(display)
{
if (m_display == false)
return;
for (std::size_t i = 0; i < num_disp; ++i)
m_r_os << "-";
m_r_os << std::endl;
}
void
prog_bar::
inc()
{
++m_cur;
if (m_display == false)
return;
while (m_cur * num_disp >= m_max * m_cur_disp && m_cur_disp < num_disp)
{
m_r_os << '*';
m_r_os.flush();
++m_cur_disp;
}
}
} // namespace test
} // namespace __gnu_pbds