52 lines
1.0 KiB
C++
52 lines
1.0 KiB
C++
#include "..\eactions.h"
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e2d::ActionScaleBy::ActionScaleBy(double duration, double scale)
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: ActionGradual(duration)
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{
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m_nVariationX = scale;
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m_nVariationY = scale;
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}
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e2d::ActionScaleBy::ActionScaleBy(double duration, double scaleX, double scaleY)
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: ActionGradual(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::ActionScaleBy::_init()
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{
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ActionGradual::_init();
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if (m_pTarget)
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{
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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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}
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void e2d::ActionScaleBy::_update()
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{
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ActionGradual::_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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// Ëõ·Å½Úµã
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m_pTarget->setScale(
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m_nBeginScaleX + m_nVariationX * m_fRateOfProgress,
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m_nBeginScaleY + m_nVariationY * m_fRateOfProgress);
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}
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e2d::ActionScaleBy * e2d::ActionScaleBy::clone() const
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{
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return new ActionScaleBy(m_fDuration, m_nVariationX, m_nVariationY);
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}
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e2d::ActionScaleBy * e2d::ActionScaleBy::reverse() const
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{
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return new ActionScaleBy(m_fDuration, -m_nVariationX, -m_nVariationY);
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} |