layevent.h
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上传日期:2007-06-06
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- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef LAYEVENT_H
- #define LAYEVENT_H
- // Forward declarations
- typedef _INTERFACE IHXSite IHXSite;
- typedef _INTERFACE IHXErrorMessages IHXErrorMessages;
- class CSmilDocumentRenderer;
- class CHXString;
- #if defined(HELIX_FEATURE_SMIL2_ANIMATION)
- class CSmilAnimateElement;
- #endif /* #if defined(HELIX_FEATURE_SMIL2_ANIMATION) */
- class CSmilParser;
- struct SMILPlayToAssoc;
- struct SMILSiteInfo;
- class CSmilLayoutEvent
- {
- public:
- CSmilLayoutEvent(UINT16 uGroupIndex,
- UINT32 ulEventTime,
- BOOL bIgnorEvent);
- virtual ~CSmilLayoutEvent();
- virtual HX_RESULT handleEvent(UINT32 ulTime) = 0;
- virtual IHXSite* getRegionSite() = 0;
- virtual IHXSite* getRendererSite() = 0;
- virtual void setHandledFlag(BOOL bFlag) {}
- virtual BOOL getHandledFlag() { return FALSE; }
- const char* getEventTypeName();
- BOOL IsShowOrHideEvent() { return ((m_type == eShowSite ||
- m_type == eHideSite) ? TRUE : FALSE); }
- enum EventType
- {
- eShowSite,
- eHideSite,
- eBeginTransition,
- eEndTransition,
- eAnimate,
- eNumEventTypes // This should always be last
- } m_type;
- static const char* const m_pszEventTypeName[];
- UINT32 m_ulEventTime;
- UINT16 m_uGroupIndex;
- // ONLY HX_BITFIELD MEMBERS SHOULD GO BELOW THIS LINE!
- // ALL OTHER MEMBER TYPES SHOULD GO ABOVE THIS LINE!
- HX_BITFIELD m_bOnlyHideSite : 1;
- HX_BITFIELD m_bIgnorEvent : 1;
- };
- class CSmilShowSiteEvent: public CSmilLayoutEvent
- {
- public:
- CSmilShowSiteEvent(UINT16 uGroupIndex,
- UINT32 ulEventTime,
- IHXSite* pSite,
- IHXSite* pRegionSite,
- BOOL bShowSite,
- BOOL bIgnorEvent = FALSE,
- CSmilDocumentRenderer* pDoc = NULL,
- const char* pszMediaID = NULL,
- const char* pszRegionID = NULL,
- ShowBackground eShowBackground = ShowBackgroundAlways);
- virtual ~CSmilShowSiteEvent();
- // Required CSmilLayoutEvent methods
- virtual HX_RESULT handleEvent(UINT32 ulTime);
- virtual IHXSite* getRegionSite();
- virtual IHXSite* getRendererSite();
- // CSmilShowSiteEvent methods
- BOOL getShowSite();
- const char* getMediaID();
- const char* getRegionID();
- private:
- IHXSite* m_pRegionSite;
- IHXSite* m_pSite;
- CSmilDocumentRenderer* m_pDoc;
- CHXString m_MediaID;
- CHXString m_RegionID;
- ShowBackground m_eShowBackground;
- IHXErrorMessages* m_pErrorMessages;
- // ONLY HX_BITFIELD MEMBERS SHOULD GO BELOW THIS LINE!
- // ALL OTHER MEMBER TYPES SHOULD GO ABOVE THIS LINE!
- HX_BITFIELD m_bShowSite : 1;
- };
- #if defined(HELIX_FEATURE_SMIL2_TRANSITIONS)
- class CSmilTransitionEvent: public CSmilLayoutEvent
- {
- public:
- CSmilTransitionEvent(UINT32 ulEventTime,
- SMILPlayToAssoc* pAssoc,
- SMILSiteInfo* pSiteInfo,
- BOOL bBeginTransition,
- CSmilDocumentRenderer* pRenderer);
- CSmilTransitionEvent(UINT32 ulEventTime,
- SMILPlayToAssoc* pAssoc,
- IHXSite* pSite,
- BOOL bBeginTransition,
- CSmilDocumentRenderer* pRenderer);
- virtual ~CSmilTransitionEvent();
- virtual HX_RESULT handleEvent(UINT32 ulTime);
- virtual IHXSite* getRegionSite();
- virtual IHXSite* getRendererSite();
- private:
- CSmilDocumentRenderer* m_pDocRenderer;
- SMILPlayToAssoc* m_pPlayToAssoc;
- SMILSiteInfo* m_pSiteInfo;
- IHXSite* m_pSite;
- };
- #endif /* #if defined(HELIX_FEATURE_SMIL2_TRANSITIONS) */
- #if defined(HELIX_FEATURE_SMIL2_ANIMATION)
- class CSmilAnimateEvent: public CSmilLayoutEvent
- {
- public:
- CSmilAnimateEvent(UINT16 uGroupIndex,
- UINT32 ulEventTime,
- BOOL bIgnorEvent,
- CSmilAnimateElement* pElement,
- CSmilDocumentRenderer* pDocRenderer,
- CSmilParser* pParser);
- CSmilAnimateEvent(const CSmilAnimateEvent& rEvent);
- virtual ~CSmilAnimateEvent();
- virtual HX_RESULT handleEvent(UINT32 ulTime);
- virtual IHXSite* getRegionSite ();
- virtual IHXSite* getRendererSite();
- virtual void setHandledFlag(BOOL bFlag) { m_bHandled = bFlag; }
- virtual BOOL getHandledFlag() { return m_bHandled; }
- BOOL isSameElement(CSmilAnimateElement* pAnim);
- BOOL hasEventBasedBegin() const { return m_bEventBasedBegin; }
- private:
- CSmilAnimateElement* m_pElement;
- CSmilDocumentRenderer* m_pDocRenderer;
- CSmilParser* m_pSmilParser;
- // ONLY HX_BITFIELD MEMBERS SHOULD GO BELOW THIS LINE!
- // ALL OTHER MEMBER TYPES SHOULD GO ABOVE THIS LINE!
- HX_BITFIELD m_bEventBasedBegin : 1;
- HX_BITFIELD m_bHandled : 1;
- };
- #endif /* #if defined(HELIX_FEATURE_SMIL2_ANIMATION) */
- #endif