/****************************************************************************
Copyright (c) 2013 cocos2d-x.org

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Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
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all copies or substantial portions of the Software.

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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/

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


namespace cocos2d { namespace extension { namespace armature {

ArmatureAnimation *ArmatureAnimation::create(Armature *armature)
{
    ArmatureAnimation *pArmatureAnimation = new ArmatureAnimation();
    if (pArmatureAnimation && pArmatureAnimation->init(armature))
    {
        pArmatureAnimation->autorelease();
        return pArmatureAnimation;
    }
    CC_SAFE_DELETE(pArmatureAnimation);
    return NULL;
}


ArmatureAnimation::ArmatureAnimation()
	: _animationData(NULL)
	, _armature(NULL)
    , _movementID("")
    , _toIndex(0)
{

}

ArmatureAnimation::~ArmatureAnimation(void)
{
    CC_SAFE_RELEASE_NULL(_tweenList);
    CC_SAFE_RELEASE_NULL(_animationData);
}

bool ArmatureAnimation::init(Armature *armature)
{
    bool bRet = false;
    do
    {
        _armature = armature;

        _tweenList = new Array();
        _tweenList->init();

        bRet = true;
    }
    while (0);

    return bRet;
}


void ArmatureAnimation:: pause()
{
    Object *object = NULL;
    CCARRAY_FOREACH(_tweenList, object)
    {
        static_cast<Tween *>(object)->pause();
    }
    ProcessBase::pause();
}

void ArmatureAnimation::resume()
{
    Object *object = NULL;
    CCARRAY_FOREACH(_tweenList, object)
    {
        static_cast<Tween *>(object)->resume();
    }
    ProcessBase::resume();
}

void ArmatureAnimation::stop()
{
    Object *object = NULL;
    CCARRAY_FOREACH(_tweenList, object)
    {
        static_cast<Tween *>(object)->stop();
    }
    _tweenList->removeAllObjects();
    ProcessBase::stop();
}

void ArmatureAnimation::setAnimationScale(float animationScale )
{
    if(animationScale == _animationScale)
    {
        return;
    }

    _animationScale = animationScale;

    DictElement *element = NULL;
    Dictionary *dict = _armature->getBoneDic();
    CCDICT_FOREACH(dict, element)
    {
        Bone *bone = (Bone *)element->getObject();
        bone->getTween()->setAnimationScale(_animationScale);
        if (bone->getChildArmature())
        {
            bone->getChildArmature()->getAnimation()->setAnimationScale(_animationScale);
        }
    }
}


void ArmatureAnimation::play(const char *animationName, int durationTo, int durationTween,  int loop, int tweenEasing)
{
    CCASSERT(_animationData, "_animationData can not be null");

    _movementData = _animationData->getMovement(animationName);
    CCASSERT(_movementData, "_movementData can not be null");

    //! Get key frame count
    _rawDuration = _movementData->duration;

    _movementID = animationName;

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

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

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


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


    if (_rawDuration == 1)
    {
        _loopType = SINGLE_FRAME;
    }
    else
    {
        if (loop)
        {
            _loopType = ANIMATION_TO_LOOP_FRONT;
        }
        else
        {
            _loopType = ANIMATION_NO_LOOP;
            _rawDuration --;
        }
        _durationTween = durationTween;
    }

    MovementBoneData *movementBoneData = NULL;
    _tweenList->removeAllObjects();

    DictElement *element = NULL;
    Dictionary *dict = _armature->getBoneDic();

    CCDICT_FOREACH(dict, element)
    {
        Bone *bone = (Bone *)element->getObject();
        movementBoneData = (MovementBoneData *)_movementData->movBoneDataDic.objectForKey(bone->getName());

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

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

        }
    }

    //_armature->update(0);
}


void ArmatureAnimation::playByIndex(int animationIndex, int durationTo, int durationTween,  int loop, int tweenEasing)
{
    std::vector<std::string> &movName = _animationData->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 ArmatureAnimation::getMovementCount()
{
    return _animationData->getMovementCount();
}

void ArmatureAnimation::update(float dt)
{
    ProcessBase::update(dt);
    Object *object = NULL;
    CCARRAY_FOREACH(_tweenList, object)
    {
        static_cast<Tween *>(object)->update(dt);
    }
}

void ArmatureAnimation::updateHandler()
{
    if (_currentPercent >= 1)
    {
        switch(_loopType)
        {
        case ANIMATION_NO_LOOP:
        {
            _loopType = ANIMATION_MAX;
            _currentFrame = (_currentPercent - 1) * _nextFrameIndex;
            _currentPercent = _currentFrame / _durationTween;

            if (_currentPercent >= 1.0f)
            {
            }
            else
            {
                _nextFrameIndex = _durationTween;

                MovementEventSignal.emit(_armature, START, _movementID.c_str());

                break;
            }
        }
        break;
        case ANIMATION_MAX:
        case SINGLE_FRAME:
        {
            _currentPercent = 1;
            _isComplete = true;

            MovementEventSignal.emit(_armature, COMPLETE, _movementID.c_str());
        }
        break;
        case ANIMATION_TO_LOOP_FRONT:
        {
            _loopType = ANIMATION_LOOP_FRONT;
            _currentPercent = fmodf(_currentPercent, 1);
            _currentFrame = fmodf(_currentFrame, _nextFrameIndex);
            _nextFrameIndex = _durationTween > 0 ? _durationTween : 1;

            MovementEventSignal.emit(_armature, START, _movementID.c_str());
        }
        break;
        default:
        {
            _currentPercent = fmodf(_currentPercent, 1);
            _currentFrame = fmodf(_currentFrame, _nextFrameIndex);
            _toIndex = 0;

            MovementEventSignal.emit(_armature, LOOP_COMPLETE, _movementID.c_str());
        }
        break;
        }
    }

    if (_loopType == ANIMATION_LOOP_FRONT || _loopType == ANIMATION_LOOP_BACK)
    {
        updateFrameData(_currentPercent);
    }
}


void ArmatureAnimation::updateFrameData(float currentPercent)
{
    _prevFrameIndex = _curFrameIndex;
    _curFrameIndex = _rawDuration * currentPercent;
    _curFrameIndex = _curFrameIndex % _rawDuration;
}


}}} // namespace cocos2d { namespace extension { namespace armature {