46 lines
787 B
C++
46 lines
787 B
C++
#include "..\easy2d.h"
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#include "..\Win\winbase.h"
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Animation::Animation(float duration)
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{
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m_nDuration = 0;
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m_nTotalDuration = UINT(duration * 1000);
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}
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Animation::~Animation()
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{
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}
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bool Animation::_isEnd() const
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{
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return m_nDuration >= m_nTotalDuration;
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}
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void Animation::_init()
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{
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Action::_init();
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// 记录当前时间
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m_nLast = steady_clock::now();
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}
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bool Animation::_isDelayEnough(steady_clock::time_point nNow)
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{
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// 判断时间间隔是否足够
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if (duration_cast<milliseconds>(nNow - m_nLast).count() > m_nAnimationInterval)
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{
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// 重新记录时间
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m_nLast += milliseconds(m_nAnimationInterval);
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m_nDuration += m_nAnimationInterval;
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return true;
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}
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return false;
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}
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void Animation::_reset()
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{
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Action::_reset();
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m_nDuration = 0;
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// 记录当前时间
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m_nLast = steady_clock::now();
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}
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