axmol/extensions/CCArmature/animation/CCAnimation.cpp

/****************************************************************************
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#include "CCAnimation.h"
#include "../CCArmature.h"
#include "../CCBone.h"
#include "../utils/CCArmatureDefine.h"
#include "../utils/CCUtilMath.h"
#include "../utils/CCConstValue.h"
#include "../datas/CCDatas.h"


NS_CC_EXT_BEGIN

CCAnimation *CCAnimation::create(CCArmature *armature)
{
    CCAnimation *pARmatureAnimation = new CCAnimation();
    if (pARmatureAnimation && pARmatureAnimation->init(armature))
    {
        pARmatureAnimation->autorelease();
        return pARmatureAnimation;
    }
    CC_SAFE_DELETE(pARmatureAnimation);
    return NULL;
}


CCAnimation::CCAnimation()
	: m_pAnimationData(NULL)
	, m_pArmature(NULL)
    , m_strMovementID("")
    , m_iToIndex(0)
{

}

CCAnimation::~CCAnimation(void)
{
    CC_SAFE_RELEASE_NULL(m_pTweenList);
    CC_SAFE_RELEASE_NULL(m_pAnimationData);
}

bool CCAnimation::init(CCArmature *armature)
{
    bool bRet = false;
    do
    {
        m_pArmature = armature;

        m_pTweenList = new CCArray();
        m_pTweenList->init();

        bRet = true;
    }
    while (0);

    return bRet;
}


void CCAnimation:: pause()
{
    CCObject *object = NULL;
    CCARRAY_FOREACH(m_pTweenList, object)
    {
        ((CCTween *)object)->pause();
    }
    CCProcessBase::pause();
}

void CCAnimation::resume()
{
    CCObject *object = NULL;
    CCARRAY_FOREACH(m_pTweenList, object)
    {
        ((CCTween *)object)->resume();
    }
    CCProcessBase::resume();
}

void CCAnimation::stop()
{
    CCObject *object = NULL;
    CCARRAY_FOREACH(m_pTweenList, object)
    {
        ((CCTween *)object)->stop();
    }
    m_pTweenList->removeAllObjects();
    CCProcessBase::stop();
}

void CCAnimation::setAnimationScale(float animationScale )
{
    if(animationScale == m_fAnimationScale)
    {
        return;
    }

    m_fAnimationScale = animationScale;

    CCDictElement *element = NULL;
    CCDictionary *dict = m_pArmature->getBoneDic();
    CCDICT_FOREACH(dict, element)
    {
        CCBone *bone = (CCBone *)element->getObject();
        bone->getTween()->setAnimationScale(m_fAnimationScale);
        if (bone->getChildArmature())
        {
            bone->getChildArmature()->getAnimation()->setAnimationScale(m_fAnimationScale);
        }
    }
}


void CCAnimation::play(const char *animationName, int durationTo, int durationTween,  int loop, int tweenEasing)
{
    CCAssert(m_pAnimationData, "m_pAnimationData can not be null");

    m_pMovementData = m_pAnimationData->getMovement(animationName);
    CCAssert(m_pMovementData, "m_pMovementData can not be null");

    //! Get key frame count
    m_iRawDuration = m_pMovementData->duration;

    m_strMovementID = animationName;

    //! Further processing parameters
    durationTo = (durationTo == -1) ? m_pMovementData->durationTo : durationTo;

    durationTween = (durationTween == -1) ? m_pMovementData->durationTween : durationTween;
    durationTween = (durationTween == 0) ? m_pMovementData->duration : durationTween;

    tweenEasing	= (tweenEasing == TWEEN_EASING_MAX) ? m_pMovementData->tweenEasing : tweenEasing;
    loop = (loop < 0) ? m_pMovementData->loop : loop;


    CCProcessBase::play((void *)animationName, durationTo, durationTween, loop, tweenEasing);


    if (m_iRawDuration == 1)
    {
        m_eLoopType = SINGLE_FRAME;
    }
    else
    {
        if (loop)
        {
            m_eLoopType = ANIMATION_TO_LOOP_FRONT;
        }
        else
        {
            m_eLoopType = ANIMATION_NO_LOOP;
            m_iRawDuration --;
        }
        m_iDurationTween = durationTween;
    }

    CCMovementBoneData *movementBoneData = NULL;
    m_pTweenList->removeAllObjects();

    CCDictElement *element = NULL;
    CCDictionary *dict = m_pArmature->getBoneDic();

    CCDICT_FOREACH(dict, element)
    {
        CCBone *bone = (CCBone *)element->getObject();
        movementBoneData = (CCMovementBoneData *)m_pMovementData->movBoneDataDic.objectForKey(bone->getName());

        CCTween *tween = bone->getTween();
        if(movementBoneData && movementBoneData->frameList.count() > 0)
        {
            m_pTweenList->addObject(tween);
            tween->play(movementBoneData, durationTo, durationTween, loop, tweenEasing);

            tween->setAnimationScale(m_fAnimationScale);
            if (bone->getChildArmature())
            {
                bone->getChildArmature()->getAnimation()->setAnimationScale(m_fAnimationScale);
            }
        }
        else
        {
            if(!bone->getIgnoreMovementBoneData())
            {
                //! this bone is not include in this movement, so hide it
                bone->getDisplayManager()->changeDisplayByIndex(-1, false);
                tween->stop();
            }

        }
    }

    //m_pArmature->update(0);
}


void CCAnimation::playByIndex(int animationIndex, int durationTo, int durationTween,  int loop, int tweenEasing)
{
    std::vector<std::string> &movName = m_pAnimationData->movementNames;
    CC_ASSERT((animationIndex > -1) && ((unsigned int)animationIndex < movName.size()));

    std::string animationName = movName.at(animationIndex);
    play(animationName.c_str(), durationTo, durationTween, loop, tweenEasing);
}



int CCAnimation::getMovementCount()
{
    return m_pAnimationData->getMovementCount();
}

void CCAnimation::update(float dt)
{
    CCProcessBase::update(dt);
    CCObject *object = NULL;
    CCARRAY_FOREACH(m_pTweenList, object)
    {
        ((CCTween *)object)->update(dt);
    }
}

void CCAnimation::updateHandler()
{
    if (m_fCurrentPercent >= 1)
    {
        switch(m_eLoopType)
        {
        case ANIMATION_NO_LOOP:
        {
            m_eLoopType = ANIMATION_MAX;
            m_fCurrentFrame = (m_fCurrentPercent - 1) * m_iNextFrameIndex;
            m_fCurrentPercent = m_fCurrentFrame / m_iDurationTween;

            if (m_fCurrentPercent >= 1.0f)
            {
            }
            else
            {
                m_iNextFrameIndex = m_iDurationTween;

                MovementEventSignal.emit(m_pArmature, START, m_strMovementID.c_str());

                break;
            }
        }
        break;
        case ANIMATION_MAX:
        case SINGLE_FRAME:
        {
            m_fCurrentPercent = 1;
            m_bIsComplete = true;

            MovementEventSignal.emit(m_pArmature, COMPLETE, m_strMovementID.c_str());
        }
        break;
        case ANIMATION_TO_LOOP_FRONT:
        {
            m_eLoopType = ANIMATION_LOOP_FRONT;
            m_fCurrentPercent = fmodf(m_fCurrentPercent, 1);
            m_fCurrentFrame = fmodf(m_fCurrentFrame, m_iNextFrameIndex);
            m_iNextFrameIndex = m_iDurationTween > 0 ? m_iDurationTween : 1;

            MovementEventSignal.emit(m_pArmature, START, m_strMovementID.c_str());
        }
        break;
        default:
        {
            m_fCurrentPercent = fmodf(m_fCurrentPercent, 1);
            m_fCurrentFrame = fmodf(m_fCurrentFrame, m_iNextFrameIndex);
            m_iToIndex = 0;

            MovementEventSignal.emit(m_pArmature, LOOP_COMPLETE, m_strMovementID.c_str());
        }
        break;
        }
    }

    if (m_eLoopType == ANIMATION_LOOP_FRONT || m_eLoopType == ANIMATION_LOOP_BACK)
    {
        updateFrameData(m_fCurrentPercent);
    }
}


void CCAnimation::updateFrameData(float currentPercent)
{
    m_iPrevFrameIndex = m_iCurFrameIndex;
    m_iCurFrameIndex = m_iRawDuration * currentPercent;
    m_iCurFrameIndex = m_iCurFrameIndex % m_iRawDuration;
}


NS_CC_EXT_END