CCActionInterval* CCAnimate::reverse(void)
{
NSMutableArray<CCSpriteFrame*> *pOldArray = m_pAnimation->getFrames();
NSMutableArray<CCSpriteFrame*> *pNewArray = new NSMutableArray<CCSpriteFrame*>(pOldArray->count());
if (pOldArray->count() > 0)
{
CCSpriteFrame *pElement;
NSMutableArray<CCSpriteFrame*>::NSMutableArrayRevIterator iter;
for (iter = pOldArray->rbegin(); iter != pOldArray->rend(); iter++)
{
pElement = *iter;
if (! pElement)
{
break;
}
pNewArray->addObject((CCSpriteFrame*)(pElement->copy()->autorelease()));
}
}
CCAnimation *pNewAnim = CCAnimation::animationWithName(m_pAnimation->getName(),
m_pAnimation->getDelay(), pNewArray);
pNewArray->release();
return CCAnimate::actionWithDuration(m_fDuration, pNewAnim, m_bRestoreOriginalFrame);
}
CCTMXTilesetInfo * CCTMXTiledMap::tilesetForLayer(CCTMXLayerInfo *layerInfo, CCTMXMapInfo *mapInfo)
{
CCTMXTilesetInfo *tileset = NULL;
//CFByteOrder o = CFByteOrderGetCurrent();
CGSize size = layerInfo->m_tLayerSize;
NSMutableArray<CCTMXTilesetInfo*>* tilesets = mapInfo->getTilesets();
if (tilesets && tilesets->count()>0)
{
CCTMXTilesetInfo *tileset = NULL;
NSMutableArray<CCTMXTilesetInfo*>::NSMutableArrayRevIterator rit;
for (rit = tilesets->rbegin(); rit != tilesets->rend(); ++rit)
{
tileset = *rit;
if (tileset)
{
for( unsigned int y=0; y < size.height; y++ )
{
for( unsigned int x=0; x < size.width; x++ )
{
unsigned int pos = (unsigned int)(x + size.width * y);
unsigned int gid = layerInfo->m_pTiles[ pos ];
// gid are stored in little endian.
// if host is big endian, then swap
//if( o == CFByteOrderBigEndian )
// gid = CFSwapInt32( gid );
/* We support little endian.*/
// XXX: gid == 0 --> empty tile
if( gid != 0 )
{
// Optimization: quick return
// if the layer is invalid (more than 1 tileset per layer) an assert will be thrown later
if( gid >= tileset->m_uFirstGid )
return tileset;
}
}
}
}
}
}
// If all the tiles are 0, return empty tileset
CCLOG("cocos2d: Warning: TMX Layer '%@' has no tiles", layerInfo.name);
return tileset;
}