47 lines
844 B
C++
47 lines
844 B
C++
#include "..\eactions.h"
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#include "..\Win\winbase.h"
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e2d::EActionGradual::EActionGradual(float duration)
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: m_fRateOfProgress(0)
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, m_fDuration(0)
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, m_fTotalDuration(duration * 1000)
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{
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}
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bool e2d::EActionGradual::_isEnd() const
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{
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return m_fDuration >= m_fTotalDuration;
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}
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void e2d::EActionGradual::_init()
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{
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EAction::_init();
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}
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bool e2d::EActionGradual::_isDelayEnough()
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{
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// 判断时间间隔是否足够
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if (m_fTotalDuration == 0)
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{
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m_fRateOfProgress = 1;
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return true;
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}
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if (GetInterval(m_tLast) > m_nAnimationInterval)
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{
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// 重新记录时间
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m_tLast += milliseconds(m_nAnimationInterval);
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m_fDuration += static_cast<float>(m_nAnimationInterval);
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// 计算动画进度
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m_fRateOfProgress = m_fDuration / m_fTotalDuration;
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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 e2d::EActionGradual::_reset()
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{
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EAction::_reset();
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m_fDuration = 0;
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}
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