49 lines
958 B
C++
49 lines
958 B
C++
#include "..\eactions.h"
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e2d::EActionMoveBy::EActionMoveBy(float duration, EVec vector) :
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EAnimation(duration)
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{
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m_MoveVector = vector;
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}
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void e2d::EActionMoveBy::_init()
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{
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EAnimation::_init();
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m_BeginPos = m_pTarget->getPos();
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}
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void e2d::EActionMoveBy::_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->setPos(
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m_BeginPos.x + m_MoveVector.x * scale,
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m_BeginPos.y + m_MoveVector.y * scale
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);
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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::EActionMoveBy::_reset()
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{
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EAnimation::_reset();
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}
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e2d::EActionMoveBy * e2d::EActionMoveBy::clone() const
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{
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return new EActionMoveBy(m_nAnimationInterval / 1000.0f, m_MoveVector);
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}
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e2d::EActionMoveBy * e2d::EActionMoveBy::reverse() const
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{
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return new EActionMoveBy(m_nTotalDuration / 1000.0f, EVec(-m_MoveVector.x, -m_MoveVector.y));
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} |