smlpkt.h
上传用户:zhongxx05
上传日期:2007-06-06
资源大小:33641k
文件大小:6k
- /* ***** 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 _SMLPKT_H_
- #define _SMLPKT_H_
- #include "hxwintyp.h"
- const char RMA_DRIVER_VERSION[] = "1.0";
- class CSmilPacket
- {
- public:
- typedef enum
- {
- SMILAddChannel,
- SMILAddGroup,
- SMILPlayGroup,
- SMILChannelAdded,
- SMILEndLayout,
- SMILAddSource,
- SMILSourceAdded,
- SMILMetaValues,
- SMILDocument
- } SMILPacketType;
- CSmilPacket (SMILPacketType pktType):
- m_type(pktType)
- {}
- virtual ~CSmilPacket ()
- {};
- virtual void assign (const char* pName,
- const char** pValues,
- INT32 nValues)
- {};
- SMILPacketType m_type;
- CHXString m_id;
- CHXString m_version;
- };
- class CSmilMetaValuesPacket: public CSmilPacket
- {
- public:
- CSmilMetaValuesPacket ();
- virtual ~CSmilMetaValuesPacket ();
- virtual void assign (const char* pName,
- const char** pValues,
- INT32 nValues);
- CHXHeader* m_pValues;
- };
- class CSmilDocumentPacket: public CSmilPacket
- {
- public:
- CSmilDocumentPacket ();
- virtual ~CSmilDocumentPacket ();
- virtual void assign (const char* pName,
- const char** pValues,
- INT32 nValues);
- UINT32 m_ulPacketNumber;
- UINT32 m_ulTotalPackets;
- CHXString m_document;
- };
- class CSmilAddGroupPacket: public CSmilPacket
- {
- public:
- CSmilAddGroupPacket ();
- ~CSmilAddGroupPacket ()
- {};
- virtual void assign (const char* pName,
- const char** pValues,
- INT32 nValues);
- INT32 m_nGroup; // group to create
- INT32 m_nTotalTracks; // total number of tracks in group
- INT32 m_nInitTracks; // number of tracks needed to start group
- CHXString m_title;
- UINT32 m_ulDuration;
- };
- class CSmilPlayGroupPacket: public CSmilPacket
- {
- public:
- CSmilPlayGroupPacket ();
- ~CSmilPlayGroupPacket ()
- {};
- virtual void assign (const char* pName,
- const char** pValues,
- INT32 nValues);
- INT32 m_nGroup;
- UINT32 m_ulDelay;
- UINT32 m_ulDuration;
- };
- class CSmilAddChannelPacket: public CSmilPacket
- {
- public:
- CSmilAddChannelPacket ();
- ~CSmilAddChannelPacket ()
- {};
- virtual void assign (const char* pName,
- const char** pValues,
- INT32 nValues);
- UINT32 m_ulTop;
- UINT32 m_ulLeft;
- UINT32 m_ulHeight;
- UINT32 m_ulWidth;
- UINT32 m_ulZIndex;
- HXxColor m_ulBgColor;
- };
- class CSmilEndLayoutPacket: public CSmilPacket
- {
- public:
- CSmilEndLayoutPacket ();
- ~CSmilEndLayoutPacket ();
- virtual void assign (const char* pName,
- const char** pValues,
- INT32 nValues);
- CHXString m_layoutName;
- };
- class CSmilAddSourcePacket: public CSmilPacket
- {
- public:
- CSmilAddSourcePacket ();
- ~CSmilAddSourcePacket ()
- {};
- virtual void assign (const char* pName,
- const char** pValues,
- INT32 nValues);
- CHXString m_src;
- CHXString m_channel;
- CHXString m_fill;
- UINT32 m_nGroup;
- UINT32 m_ulDelay;
- UINT32 m_ulDuration;
- UINT32 m_ulClipStart;
- UINT32 m_ulClipEnd;
- };
- class CSmilSourceAddedPacket: public CSmilPacket
- {
- public:
- CSmilSourceAddedPacket ();
- ~CSmilSourceAddedPacket ()
- {};
- virtual void assign (const char* pName,
- const char** pValues,
- INT32 nValues);
- UINT32 m_duration;
- };
- class CSmilPacketTag
- {
- public:
- CSmilPacketTag ()
- {};
- ~CSmilPacketTag ()
- {};
- CHXString m_name;
- };
- class CSmilPacketParser
- {
- public:
- CSmilPacketParser ();
- ~CSmilPacketParser ();
- typedef enum
- {
- SMILUnknown,
- SMILNoValue,
- SMILMissingQuote,
- SMILOpenList,
- SMILCloseList,
- SMILString
- } SMILPacketParseResult;
- class Node
- {
- public:
- Node (): m_bIsSymbol(FALSE),
- car(0),
- cdr(0)
- {}
- ~Node ()
- {}
- CHXString m_name;
- BOOL m_bIsSymbol;
- Node* car;
- Node* cdr;
- void dump ();
- };
- CSmilPacket* parse(IHXBuffer* pBuffer,
- REF(CSmilPacketParser::SMILPacketParseResult) pktPrsRslt);
- private:
- SMILPacketParseResult getAtom (const char*& pBuf,
- UINT32 len,
- CSmilPacketTag*& pTag);
- void deleteNode (Node* pNode);
- void eval (Node* pNode,
- CSmilPacket* pPkt);
- CSmilPacket* evalNode (Node* pNode);
- Node* getRoot ()
- { return m_pRootNode->car; }
- Node* m_pRootNode;
- };
- #endif /* _SMLPKT_H_ */