Magic_Game/Easy2D/Action/ActionFrames.cpp

75 lines
1.2 KiB
C++

#include "..\easy2d.h"
ActionFrames::ActionFrames() :
m_nFrameIndex(0)
{
// 帧动画默认 .5s 刷新一次
setInterval(500);
}
ActionFrames::~ActionFrames()
{
for (auto frame : m_vFrames)
{
frame->release();
}
}
void ActionFrames::_init()
{
// 记录当前时间
QueryPerformanceCounter(&m_nLast);
}
bool ActionFrames::_exec(LARGE_INTEGER nNow)
{
if (m_bStop) return true;
if (!m_bRunning) return false;
// 判断时间间隔是否足够
while (nNow.QuadPart - m_nLast.QuadPart > m_nAnimationInterval.QuadPart)
{
// 用求余的方法重新记录时间
m_nLast.QuadPart = nNow.QuadPart - (nNow.QuadPart % m_nAnimationInterval.QuadPart);
m_pParent->setImage(m_vFrames[m_nFrameIndex]);
m_nFrameIndex++;
if (m_nFrameIndex == m_vFrames.size())
{
return true;
}
}
return false;
}
void ActionFrames::_reset()
{
m_nFrameIndex = 0;
}
void ActionFrames::addFrame(Image * frame)
{
if (frame)
{
m_vFrames.push_back(frame);
frame->retain();
}
}
ActionFrames * ActionFrames::copy()
{
auto a = new ActionFrames();
for (auto f : m_vFrames)
{
a->addFrame(f);
}
return a;
}
ActionFrames * ActionFrames::reverse() const
{
auto a = new ActionFrames();
a->m_vFrames = this->m_vFrames;
a->m_vFrames.reserve(m_vFrames.size());
return a;
}