axmol/extensions/CCArmature/utils/CCSpriteFrameCacheHelper.cpp

/****************************************************************************
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#include "CCSpriteFrameCacheHelper.h"


NS_CC_EXT_BEGIN

CCSpriteFrameCacheHelper *CCSpriteFrameCacheHelper::s_SpriteFrameCacheHelper = NULL;

CCSpriteFrameCacheHelper *CCSpriteFrameCacheHelper::sharedSpriteFrameCacheHelper()
{
    if(!s_SpriteFrameCacheHelper)
    {
        s_SpriteFrameCacheHelper = new CCSpriteFrameCacheHelper();
    }

    return s_SpriteFrameCacheHelper;
}

void CCSpriteFrameCacheHelper::purgeSpriteFrameCacheHelper()
{
    delete s_SpriteFrameCacheHelper;
    s_SpriteFrameCacheHelper = NULL;
}

void CCSpriteFrameCacheHelper::addSpriteFrameFromFile(const char *plistPath, const char *imagePath)
{

    std::string path = CCFileUtils::sharedFileUtils()->fullPathForFilename(plistPath);
    CCDictionary *dict = CCDictionary::createWithContentsOfFileThreadSafe(path.c_str());


    CCTexture2D *pobTexture = CCTextureCache::sharedTextureCache()->addImage(imagePath);

    addSpriteFrameFromDict(dict, pobTexture, imagePath);

    dict->release();

}

void CCSpriteFrameCacheHelper::addSpriteFrameFromDict(CCDictionary *dictionary, CCTexture2D *pobTexture, const char *imagePath)
{
    /*
    Supported Zwoptex Formats:

    ZWTCoordinatesFormatOptionXMLLegacy = 0, // Flash Version
    ZWTCoordinatesFormatOptionXML1_0 = 1, // Desktop Version 0.0 - 0.4b
    ZWTCoordinatesFormatOptionXML1_1 = 2, // Desktop Version 1.0.0 - 1.0.1
    ZWTCoordinatesFormatOptionXML1_2 = 3, // Desktop Version 1.0.2+
    */

    CCDictionary *metadataDict = (CCDictionary *)dictionary->objectForKey("metadata");
    CCDictionary *framesDict = (CCDictionary *)dictionary->objectForKey("frames");
    int format = 0;

    // get the format
    if(metadataDict != NULL)
    {
        format = metadataDict->valueForKey("format")->intValue();
    }

    // check the format
    CCAssert(format >= 0 && format <= 3, "format is not supported for CCSpriteFrameCache addSpriteFramesWithDictionary:textureFilename:");

    CCDictElement *pElement = NULL;
    CCDICT_FOREACH(framesDict, pElement)
    {
        CCDictionary *frameDict = (CCDictionary *)pElement->getObject();
        std::string spriteFrameName = pElement->getStrKey();

        m_Display2ImageMap[spriteFrameName] = imagePath;

        //CCLog("spriteFrameName : %s,    imagePath : %s", spriteFrameName.c_str(), _imagePath);

        CCSpriteFrame *spriteFrame = (CCSpriteFrame *)CCSpriteFrameCache::sharedSpriteFrameCache()->spriteFrameByName(spriteFrameName.c_str());
        if (spriteFrame)
        {
            continue;
        }

        if(format == 0)
        {
            float x = frameDict->valueForKey("x")->floatValue();
            float y = frameDict->valueForKey("y")->floatValue();
            float w = frameDict->valueForKey("width")->floatValue();
            float h = frameDict->valueForKey("height")->floatValue();
            float ox = frameDict->valueForKey("offsetX")->floatValue();
            float oy = frameDict->valueForKey("offsetY")->floatValue();
            int ow = frameDict->valueForKey("originalWidth")->intValue();
            int oh = frameDict->valueForKey("originalHeight")->intValue();
            // check ow/oh
            if(!ow || !oh)
            {
                CCLOG("cocos2d: WARNING: originalWidth/Height not found on the CCSpriteFrame. AnchorPoint won't work as expected. Regenrate the .plist");
            }
            // abs ow/oh
            ow = abs(ow);
            oh = abs(oh);
            // create frame
            spriteFrame = new CCSpriteFrame();
            spriteFrame->initWithTexture(pobTexture, CCRectMake(x, y, w, h), false, CCPointMake(ox, oy), CCSizeMake((float)ow, (float)oh));
		}
        else if(format == 1 || format == 2)
        {
            CCRect frame = CCRectFromString(frameDict->valueForKey("frame")->getCString());
            bool rotated = false;

            // rotation
            if (format == 2)
            {
                rotated = frameDict->valueForKey("rotated")->boolValue();
            }

            CCPoint offset = CCPointFromString(frameDict->valueForKey("offset")->getCString());
            CCSize sourceSize = CCSizeFromString(frameDict->valueForKey("sourceSize")->getCString());

            // create frame
            spriteFrame = new CCSpriteFrame();
            spriteFrame->initWithTexture(pobTexture, frame, rotated, offset, sourceSize );
        }
        else if (format == 3)
        {

        }

        // add sprite frame
        CCSpriteFrameCache::sharedSpriteFrameCache()->addSpriteFrame(spriteFrame, spriteFrameName.c_str());
        spriteFrame->release();
    }
}

const char *CCSpriteFrameCacheHelper::getDisplayImagePath(const char *displayName)
{
    return m_Display2ImageMap[displayName].c_str();
}


CCTextureAtlas *CCSpriteFrameCacheHelper::getTextureAtlas(const char *displayName)
{
    const char *textureName = getDisplayImagePath(displayName);
    CCTextureAtlas *atlas = (CCTextureAtlas *)m_pDisplay2TextureAtlas->objectForKey(textureName);
    if (atlas == NULL)
    {
        atlas = CCTextureAtlas::createWithTexture(CCTextureCache::sharedTextureCache()->addImage(textureName), 4);
        m_pDisplay2TextureAtlas->setObject(atlas, textureName);
    }

    return atlas;
}

CCSpriteFrameCacheHelper::CCSpriteFrameCacheHelper()
{
    m_pDisplay2TextureAtlas = new CCDictionary();
}

CCSpriteFrameCacheHelper::~CCSpriteFrameCacheHelper()
{
    CC_SAFE_RELEASE_NULL(m_pDisplay2TextureAtlas);
}

NS_CC_EXT_END