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/*
* LoadProgress.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#include "StdInc.h"
#include "LoadProgress.h"
using namespace Load;
Progress::Progress(): _progress(std::numeric_limits<Type>::min())
{
setupSteps(100);
}
Type Progress::get() const
{
if(_step >= _maxSteps)
return _target;
return static_cast<int>(_progress) + _step * static_cast<int>(_target - _progress) / _maxSteps;
}
void Progress::set(Type p)
{
_progress = p;
}
bool Progress::finished() const
{
return get() == std::numeric_limits<Type>::max();
}
void Progress::reset(int s)
{
_progress = std::numeric_limits<Type>::min();
setupSteps(s);
}
void Progress::finish()
{
_progress = _target = std::numeric_limits<Type>::max();
_step = std::numeric_limits<Type>::min();
_maxSteps = std::numeric_limits<Type>::min();
}
void Progress::setupSteps(int s)
{
setupStepsTill(s, std::numeric_limits<Type>::max());
}
void Progress::setupStepsTill(int s, Type p)
{
if(finished())
return;
if(_step > std::numeric_limits<Type>::min())
_progress = get();
_step = std::numeric_limits<Type>::min();
_maxSteps = s;
_target = p;
}
void Progress::step(int count)
{
if(_step + count > _maxSteps)
{
_step = _maxSteps.load();
}
else
{
_step += count;
}
}
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