layevent.cpp

著名的 helix realplayer 基于手机 symbian 系统的 播放器全套源代码

{
    return (const char*) m_MediaID;
}

const char* CSmilShowSiteEvent::getRegionID()
{
    return (const char*) m_RegionID;
}

#if defined(HELIX_FEATURE_SMIL2_TRANSITIONS)

CSmilTransitionEvent::CSmilTransitionEvent(UINT32                 ulEventTime,
                                           SMILPlayToAssoc*       pAssoc,
                                           SMILSiteInfo*          pSiteInfo,
                                           BOOL                   bBeginTransition,
                                           CSmilDocumentRenderer* pRenderer) :
    CSmilLayoutEvent(pAssoc->m_uGroupIndex, ulEventTime, FALSE)
{
    m_pDocRenderer = pRenderer;
    m_pPlayToAssoc = pAssoc;
    m_pSiteInfo    = pSiteInfo;
    m_pSite        = NULL;
    if (m_pDocRenderer)
    {
        m_pDocRenderer->AddRef();
    }
    if (bBeginTransition)
    {
        m_type = eBeginTransition;
    }
    else
    {
        m_type = eEndTransition;
    }
}

CSmilTransitionEvent::CSmilTransitionEvent(UINT32                 ulEventTime,
                                           SMILPlayToAssoc*       pAssoc,
                                           IHXSite*              pSite,
                                           BOOL                   bBeginTransition,
                                           CSmilDocumentRenderer* pRenderer) :
    CSmilLayoutEvent(pAssoc->m_uGroupIndex, ulEventTime, FALSE)
{
    m_pDocRenderer = pRenderer;
    m_pPlayToAssoc = pAssoc;
    m_pSiteInfo    = NULL;
    m_pSite        = pSite;
    if (m_pDocRenderer)
    {
        m_pDocRenderer->AddRef();
    }
    if (m_pSite)
    {
        m_pSite->AddRef();
    }
    if (bBeginTransition)
    {
        m_type = eBeginTransition;
    }
    else
    {
        m_type = eEndTransition;
    }
}

CSmilTransitionEvent::~CSmilTransitionEvent()
{
    HX_RELEASE(m_pDocRenderer);
    HX_RELEASE(m_pSite);
}

HX_RESULT CSmilTransitionEvent::handleEvent(UINT32 ulTime)
{
    MLOG_EVENT(NULL,
               "CSmilTransitionEvent::handleEvent(%lu)\n\t"
               "m_ulEventTime=%lu\n\tm_uGroupIndex=%u\n\ttick=%lu\n",
               ulTime, m_ulEventTime, m_uGroupIndex,
               HX_GET_BETTERTICKCOUNT());
    HX_RESULT retVal = HXR_FAIL;

    if (m_pDocRenderer && m_pPlayToAssoc)
    {
        CSmilTransitionInfo* pInfo = NULL;
        if (m_type == eBeginTransition)
        {
            pInfo = m_pDocRenderer->getTransition(m_pPlayToAssoc->m_beginTransition);
        }
        else
        {
            pInfo = m_pDocRenderer->getTransition(m_pPlayToAssoc->m_endTransition);
        }
        if (pInfo)
        {
            if (m_pSiteInfo || m_pSite)
            {
                retVal = m_pDocRenderer->startTransition(m_ulEventTime, pInfo, m_pSiteInfo,
                                                         m_pPlayToAssoc, m_pSite, ulTime,
                                                         m_type == eBeginTransition);
            }
        }
    }

    return retVal;
}

IHXSite* CSmilTransitionEvent::getRegionSite()
{
    return m_pSiteInfo ? m_pSiteInfo->m_pRegionSite   : NULL;
}

IHXSite* CSmilTransitionEvent::getRendererSite()
{
    return m_pSiteInfo ? m_pSiteInfo->m_pRendererSite : m_pSite;
}

#endif /* #if defined(HELIX_FEATURE_SMIL2_TRANSITIONS) */

#if defined(HELIX_FEATURE_SMIL2_ANIMATION)

CSmilAnimateEvent::CSmilAnimateEvent(UINT16                 uGroupIndex,
                                     UINT32                 ulEventTime,
                                     BOOL                   bIgnorEvent,
                                     CSmilAnimateElement*   pElement,
                                     CSmilDocumentRenderer* pDocRenderer,
                                     CSmilParser*           pParser)
    : CSmilLayoutEvent(uGroupIndex, ulEventTime, bIgnorEvent)
{
    m_type             = eAnimate;
    m_pElement         = pElement;
    m_pDocRenderer     = pDocRenderer;
    m_pSmilParser      = pParser;
    m_bEventBasedBegin = (pElement ? pElement->hasEventBasedBeginTime() : FALSE);
    m_bHandled         = FALSE;
}

CSmilAnimateEvent::CSmilAnimateEvent(const CSmilAnimateEvent& rEvent)
    : CSmilLayoutEvent(rEvent.m_pElement->m_pNode->m_nGroup,
                       rEvent.m_ulEventTime,
                       rEvent.m_bIgnorEvent)
{
    m_type             = eAnimate;
    m_pElement         = rEvent.m_pElement;
    m_pDocRenderer     = rEvent.m_pDocRenderer;
    m_pSmilParser      = rEvent.m_pSmilParser;
    m_bEventBasedBegin = (m_pElement ? m_pElement->hasEventBasedBeginTime() : FALSE);
}

CSmilAnimateEvent::~CSmilAnimateEvent()
{
}

HX_RESULT CSmilAnimateEvent::handleEvent(UINT32 ulTime)
{
    MLOG_EVENT(NULL,
               "CSmilAnimateEvent::handleEvent(%lu)\n\tm_ulEventTime=%lu\n\t"
               "m_uGroupIndex=%u\n\tid=%s\n\ttargetElement=%s\n\t"
               "attributeName=%lu\n\ttick=%lu\n",
               ulTime, m_ulEventTime, m_uGroupIndex,
               (m_pElement && m_pElement->m_pNode ?
                (const char*) m_pElement->m_pNode->m_id : "NULL"),
               (m_pElement && m_pElement->m_pTargetElementID ?
                (const char*) *m_pElement->m_pTargetElementID : "NULL"),
               (m_pElement ? m_pElement->m_ucAttributeName : 0),
               HX_GET_BETTERTICKCOUNT());
    HX_RESULT retVal = HXR_OK;

    if (m_pElement && m_pElement->m_pNode &&
        !m_pElement->m_bCancelAnimation)
    {
        // Create the sandwich layer. If this is an
        // animateMotion, then we need to create two
        // layers, otherwise one
        if (m_pElement->m_pNode->m_tag == SMILAnimateMotion)
        {
            CAnimationSandwichLayer* pLayerLeft =
                new CAnimationSandwichLayer(m_pElement, kAttrNameLeft, m_pSmilParser);
            if (pLayerLeft)
            {
                CAnimationSandwichLayer* pLayerTop =
                    new CAnimationSandwichLayer(m_pElement, kAttrNameTop, m_pSmilParser);
                if (pLayerTop)
                {
                    retVal = m_pDocRenderer->addAnimation(pLayerLeft);
                    if (SUCCEEDED(retVal))
                    {
                        retVal = m_pDocRenderer->addAnimation(pLayerTop);
                    }
                }
                else
                {
                    retVal = HXR_OUTOFMEMORY;
                }
            }
            else
            {
                retVal = HXR_OUTOFMEMORY;
            }
        }
        else
        {
            CAnimationSandwichLayer* pLayer =
                new CAnimationSandwichLayer(m_pElement, m_pElement->m_ucAttributeName, m_pSmilParser);
            if (pLayer)
            {
                retVal = m_pDocRenderer->addAnimation(pLayer);
            }
            else
            {
                retVal = HXR_OUTOFMEMORY;
            }
        }
    }

    return retVal;
}

IHXSite* CSmilAnimateEvent::getRegionSite()
{
    return NULL;
}

IHXSite* CSmilAnimateEvent::getRendererSite()
{
    return NULL;
}

BOOL CSmilAnimateEvent::isSameElement(CSmilAnimateElement* pAnim)
{
    BOOL bRet = FALSE;

    if (pAnim && m_pElement &&
        pAnim == m_pElement)
    {
        bRet = TRUE;
    }

    return bRet;
}

#endif /* #if defined(HELIX_FEATURE_SMIL2_ANIMATION) */