Files
OpenSpace/src/util/progressbar.cpp
2016-02-05 17:43:21 +01:00

58 lines
2.9 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2016 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
* software and associated documentation files (the "Software"), to deal in the Software *
* without restriction, including without limitation the rights to use, copy, modify, *
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to the following *
* conditions: *
* *
* The above copyright notice and this permission notice shall be included in all copies *
* or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
****************************************************************************************/
#include <openspace/util/progressbar.h>
#include <iomanip>
namespace openspace {
ProgressBar::ProgressBar(int end, int width, std::ostream& stream)
: _width(width)
, _previous(-1)
, _end(end)
, _stream(stream)
{
print(0);
}
ProgressBar::~ProgressBar() {
_stream << "\n";
}
void ProgressBar::print(int current) {
float progress = static_cast<float>(current) / static_cast<float>(_end - 1);
int iprogress = static_cast<int>(progress*100.0f);
if (iprogress != _previous) {
int pos = static_cast<int>(static_cast<float>(_width)* progress);
int eqWidth = pos + 1;
int spWidth = _width - pos + 2;
_stream << "[" << std::setfill('=') << std::setw(eqWidth)
<< ">" << std::setfill(' ') << std::setw(spWidth)
<< "] " << std::setfill(' ') << std::setw(3) << iprogress << " % \r" << std::flush;
}
_previous = iprogress;
};
} // namespace openspace