Magic_Game/Easy2D/Action/EActionScaleBy.cpp

66 lines
1.2 KiB
C++

#include "..\eactions.h"
e2d::EActionScaleBy::EActionScaleBy(float duration, float scale)
: EActionGradual(duration)
{
m_nVariationX = scale;
m_nVariationY = scale;
}
e2d::EActionScaleBy::EActionScaleBy(float duration, float scaleX, float scaleY)
: EActionGradual(duration)
{
m_nVariationX = scaleX;
m_nVariationY = scaleY;
}
void e2d::EActionScaleBy::_init()
{
EActionGradual::_init();
if (m_pTarget)
{
m_nBeginScaleX = m_pTarget->getScaleX();
m_nBeginScaleY = m_pTarget->getScaleY();
}
}
void e2d::EActionScaleBy::_update()
{
EAction::_update();
if (m_pTarget == nullptr)
{
this->stop();
return;
}
while (EActionGradual::_isDelayEnough())
{
// 缩放节点
m_pTarget->setScale(
m_nBeginScaleX + m_nVariationX * m_fRateOfProgress,
m_nBeginScaleX + m_nVariationX * m_fRateOfProgress);
// 判断动作是否结束
if (_isEnd())
{
this->stop();
break;
}
}
}
void e2d::EActionScaleBy::_reset()
{
EActionGradual::_reset();
}
e2d::EActionScaleBy * e2d::EActionScaleBy::clone() const
{
return new EActionScaleBy(m_fTotalDuration / 1000, m_nVariationX, m_nVariationY);
}
e2d::EActionScaleBy * e2d::EActionScaleBy::reverse() const
{
return new EActionScaleBy(m_fTotalDuration / 1000, -m_nVariationX, -m_nVariationY);
}