gifvsrc.h
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: gifvsrc.h,v 1.1.26.1 2004/07/09 01:54:17 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 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 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (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.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient may
- * use your version of this file under the terms of any one of the
- * RPSL, the RCSL or the GPL.
- *
- * 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 _GIFVSRC_H_
- #define _GIFVSRC_H_
- class CGIFViewSource : public CHXBaseCountingObject,
- public IHXFileResponse,
- public IHXFileViewSource,
- public IHXFileStatResponse
- {
- private:
- enum ViewState {
- kStateConstructed,
- kStateInitFilePending,
- kStateReady,
- kStateStatPending,
- kStateReadPending
- };
-
- ViewState m_state;
- // viewsource stuff
- IHXFileViewSourceResponse* m_pViewSourceResponse;
- SOURCE_TYPE m_type;
- IHXValues* m_pViewSourceOptions;
- UINT32 m_ulFileSize;
- UINT32 m_ulModTime;
- BOOL m_bIsGIF89a;
- // FileFormat...
- IHXFileObject* m_pFileObject;
- IHXBuffer* m_pFileBuffer;
-
- // IUnknown Stuff
- IUnknown* m_pContext;
- LONG32 m_lRefCount;
- IUnknown* m_pContainer;
- IHXCommonClassFactory* m_pCommonClassFactory;
- ~CGIFViewSource();
- PRIVATE_DESTRUCTORS_ARE_NOT_A_CRIME
- STDMETHOD(CreateInfoBuffer)(THIS_ REF(IHXBuffer*) pBuffer);
- STDMETHOD(ParseGif)(THIS_ REF(CGIFCodec::LogicalScreenDescriptor) m_pLSD);
- public:
- CGIFViewSource(IUnknown* pContext, IUnknown* pContainer);
- // *** IUnknown methods ***
- STDMETHOD(QueryInterface) (THIS_
- REFIID riid,
- void** ppvObj);
- STDMETHOD_(ULONG32,AddRef) (THIS);
- STDMETHOD_(ULONG32,Release) (THIS);
- /************************************************************************
- * Method:
- * IHXFileViewSource::InitViewSource
- * Purpose:
- * Called by the user to init before a viewsource.
- */
- STDMETHOD(InitViewSource) (THIS_
- IHXFileObject* pFileObject,
- IHXFileViewSourceResponse* pResp,
- SOURCE_TYPE sourceType,
- IHXValues* pOptions);
- /************************************************************************
- * Method:
- * IHXFileViewSource::GetHTMLSource
- * Purpose:
- * Called to get source html source. Return the source
- * through m_pViewSourceResoponse
- */
- STDMETHOD(GetSource)(THIS);
- /************************************************************************
- * Method:
- * IHXFileViewSource::Close()
- * Purpose:
- * Called to shut things down
- * Shared with IHXFileFormatObject
- */
- STDMETHOD(Close) (THIS);
- /************************************************************************
- * IHXFileResponse
- */
- STDMETHOD(InitDone) (THIS_ HX_RESULT status);
- STDMETHOD(SeekDone) (THIS_ HX_RESULT status);
- STDMETHOD(ReadDone) (THIS_ HX_RESULT status, IHXBuffer *pBuffer);
- STDMETHOD(WriteDone) (THIS_ HX_RESULT status);
- STDMETHOD(CloseDone) (THIS_ HX_RESULT status);
- /************************************************************************
- * IHXFileStatResponse
- */
- STDMETHOD(StatDone) (THIS_
- HX_RESULT status,
- UINT32 ulSize,
- UINT32 ulCreationTime,
- UINT32 ulAccessTime,
- UINT32 ulModificationTime,
- UINT32 ulMode);
- };
- #endif // _GIFVSRC_H_