Magic_Game/core/Action/ActionRotateBy.cpp

#include "..\eactions.h"


e2d::ActionRotateBy::ActionRotateBy(double duration, double rotation) :
	ActionGradual(duration)
{
	m_nVariation = rotation;
}

void e2d::ActionRotateBy::_init()
{
	ActionGradual::_init();
	if (m_pTarget)
	{
		m_nBeginVal = m_pTarget->getRotation();
	}
}

void e2d::ActionRotateBy::_update()
{
	ActionGradual::_update();

	if (m_pTarget == nullptr)
	{
		this->stop();
		return;
	}

	// <20><>ת<EFBFBD>ڵ<EFBFBD>
	m_pTarget->setRotation(m_nBeginVal + m_nVariation * m_fRateOfProgress);
}

e2d::ActionRotateBy * e2d::ActionRotateBy::clone() const
{
	return new ActionRotateBy(m_fDuration, m_nVariation);
}

e2d::ActionRotateBy * e2d::ActionRotateBy::reverse() const
{
	return new ActionRotateBy(m_fDuration, -m_nVariation);
}