90 lines
1.4 KiB
C++
90 lines
1.4 KiB
C++
#include "..\eactions.h"
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e2d::EAnimation::EAnimation()
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: m_nFrameIndex(0)
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{
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}
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e2d::EAnimation::EAnimation(float invertal)
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: m_nFrameIndex(0)
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, m_fInterval(invertal)
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{
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}
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e2d::EAnimation::~EAnimation()
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{
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for (auto frame = m_vFrames.begin(); frame != m_vFrames.end(); frame++)
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{
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SafeRelease(&(*frame));
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}
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}
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void e2d::EAnimation::setInterval(float interval)
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{
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m_fInterval = max(interval, 0);
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}
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void e2d::EAnimation::_init()
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{
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EAction::_init();
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}
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void e2d::EAnimation::_update()
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{
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EAction::_update();
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if (m_pTarget == nullptr)
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{
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this->stop();
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return;
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}
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// 判断时间间隔是否足够
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while ((ETime::getTotalTime() - m_fLast) >= m_fInterval)
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{
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// 重新记录时间
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m_fLast += m_fInterval;
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// 加载关键帧
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reinterpret_cast<ESprite*>(m_pTarget)->loadFrom(m_vFrames[m_nFrameIndex]);
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m_nFrameIndex++;
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// 判断动作是否结束
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if (m_nFrameIndex == m_vFrames.size())
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{
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this->stop();
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break;
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}
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}
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}
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void e2d::EAnimation::_reset()
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{
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EAction::_reset();
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m_nFrameIndex = 0;
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}
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void e2d::EAnimation::addKeyframe(EKeyframe * frame)
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{
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if (frame)
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{
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m_vFrames.push_back(frame);
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frame->retain();
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}
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}
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e2d::EAnimation * e2d::EAnimation::clone() const
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{
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auto a = new EAnimation(m_fInterval);
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for (auto frame = m_vFrames.begin(); frame != m_vFrames.end(); frame++)
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{
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a->addKeyframe((*frame));
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}
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return a;
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}
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e2d::EAnimation * e2d::EAnimation::reverse() const
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{
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auto a = this->clone();
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a->m_vFrames.reserve(m_vFrames.size());
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return a;
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}
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