axmol/cocos2dx/actions/CCProgressTimerActions.cpp

/****************************************************************************
Copyright (c) 2010 cocos2d-x.org

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#include "CCProgressTimerActions.h"
#include "CCProgressTimer.h"

namespace cocos2d
{
	#define kProgressTimerCast CCProgressTimer*

    // implementation of CCProgressTo

	CCProgressTo* CCProgressTo::actionWithDuration(cocos2d::ccTime duration, float fPercent)
	{
		CCProgressTo *pProgressTo = new CCProgressTo();
		pProgressTo->initWithDuration(duration, fPercent);
		pProgressTo->autorelease();

		return pProgressTo;
	}
 
	bool CCProgressTo::initWithDuration(cocos2d::ccTime duration, float fPercent)
	{
		if (__super::initWithDuration(duration))
		{
			m_fTo = fPercent;

			return true;
		}

		return false;
	}

	NSObject* CCProgressTo::copyWithZone(cocos2d::NSZone *pZone)
	{
		NSZone* pNewZone = NULL;
		CCProgressTo* pCopy = NULL;
		if(pZone && pZone->m_pCopyObject) 
		{
			//in case of being called at sub class
			pCopy = dynamic_cast<CCProgressTo*>(pZone->m_pCopyObject);
		}
		else
		{
			pCopy = new CCProgressTo();
			pZone = pNewZone = new NSZone(pCopy);
		}

		__super::copyWithZone(pZone);

		pCopy->initWithDuration(m_fDuration, m_fTo);

		CCX_SAFE_DELETE(pNewZone);
		return pCopy;
	}

	void CCProgressTo::startWithTarget(cocos2d::NSObject *pTarget)
	{
		__super::startWithTarget(pTarget);
		m_fFrom = dynamic_cast<kProgressTimerCast>(pTarget)->getPercentage();

		// XXX: Is this correct ?
		// Adding it to support CCRepeat
		if (m_fFrom == 100)
		{
			m_fFrom = 0;
		}
	}

	void CCProgressTo::update(cocos2d::ccTime time)
	{
		dynamic_cast<kProgressTimerCast>(m_pTarget)->setPercentage(m_fFrom + (m_fTo - m_fFrom) * time);
	}

	// implementation of CCProgressFromTo
 
	CCProgressFromTo* CCProgressFromTo::actionWithDuration(cocos2d::ccTime duration, float fFromPercentage, float fToPercentage)
	{
		CCProgressFromTo *pProgressFromTo = new CCProgressFromTo();
		pProgressFromTo->initWithDuration(duration, fFromPercentage, fToPercentage);
		pProgressFromTo->autorelease();

		return pProgressFromTo;
	}

	bool CCProgressFromTo::initWithDuration(cocos2d::ccTime duration, float fFromPercentage, float fToPercentage)
	{
		if (__super::initWithDuration(duration))
		{
			m_fTo = fToPercentage;
			m_fFrom = fFromPercentage;

			return true;
		}

		return false;
	}

	NSObject* CCProgressFromTo::copyWithZone(cocos2d::NSZone *pZone)
	{
		NSZone* pNewZone = NULL;
		CCProgressFromTo* pCopy = NULL;
		if(pZone && pZone->m_pCopyObject) 
		{
			//in case of being called at sub class
			pCopy = dynamic_cast<CCProgressFromTo*>(pZone->m_pCopyObject);
		}
		else
		{
			pCopy = new CCProgressFromTo();
			pZone = pNewZone = new NSZone(pCopy);
		}

		__super::copyWithZone(pZone);

		pCopy->initWithDuration(m_fDuration, m_fFrom, m_fTo);

		CCX_SAFE_DELETE(pNewZone);
		return pCopy;
	}

	CCIntervalAction* CCProgressFromTo::reverse(void)
	{
		return CCProgressFromTo::actionWithDuration(m_fDuration, m_fTo, m_fFrom);
	}

	void CCProgressFromTo::startWithTarget(cocos2d::NSObject *pTarget)
	{
		__super::startWithTarget(pTarget);
	}

	void CCProgressFromTo::update(cocos2d::ccTime time)
	{
		dynamic_cast<kProgressTimerCast>(m_pTarget)->setPercentage(m_fFrom + (m_fTo - m_fFrom) * time);
	}

}// end of namespace cocos2d