48 lines
1.0 KiB
C++
48 lines
1.0 KiB
C++
#include "..\eactions.h"
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e2d::EActionScaleBy::EActionScaleBy(float duration, float scaleX, float scaleY) :
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EAnimation(duration)
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{
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m_nVariationX = scaleX;
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m_nVariationY = scaleY;
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}
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void e2d::EActionScaleBy::_init()
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{
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EAnimation::_init();
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m_nBeginScaleX = m_pTarget->getScaleX();
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m_nBeginScaleY = m_pTarget->getScaleY();
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}
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void e2d::EActionScaleBy::_callOn()
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{
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while (EAnimation::_isDelayEnough())
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{
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// 计算移动位置
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float scale = static_cast<float>(m_nDuration) / m_nTotalDuration;
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// 移动 Sprite
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m_pTarget->setScale(m_nBeginScaleX + m_nVariationX * scale, m_nBeginScaleX + m_nVariationX * scale);
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// 判断动作是否结束
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if (_isEnd())
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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::EActionScaleBy::_reset()
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{
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EAnimation::_reset();
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}
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e2d::EActionScaleBy * e2d::EActionScaleBy::clone() const
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{
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return new EActionScaleBy(m_nAnimationInterval / 1000.0f, m_nVariationX, m_nVariationY);
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}
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e2d::EActionScaleBy * e2d::EActionScaleBy::reverse() const
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{
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return new EActionScaleBy(m_nTotalDuration / 1000.0f, -m_nVariationX, -m_nVariationY);
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} |