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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
commit | 940b4d1848e8c70ab7642901a68594e8016caffc (patch) | |
tree | eb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /lotuswordpro/inc/lwpobjstrm.hxx | |
parent | Initial commit. (diff) | |
download | libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.tar.xz libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.zip |
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'lotuswordpro/inc/lwpobjstrm.hxx')
-rw-r--r-- | lotuswordpro/inc/lwpobjstrm.hxx | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/lotuswordpro/inc/lwpobjstrm.hxx b/lotuswordpro/inc/lwpobjstrm.hxx new file mode 100644 index 000000000..adde15593 --- /dev/null +++ b/lotuswordpro/inc/lwpobjstrm.hxx @@ -0,0 +1,127 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * The Contents of this file are made available subject to the terms of + * either of the following licenses + * + * - GNU Lesser General Public License Version 2.1 + * - Sun Industry Standards Source License Version 1.1 + * + * Sun Microsystems Inc., October, 2000 + * + * GNU Lesser General Public License Version 2.1 + * ============================================= + * Copyright 2000 by Sun Microsystems, Inc. + * 901 San Antonio Road, Palo Alto, CA 94303, USA + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software Foundation. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + * + * Sun Industry Standards Source License Version 1.1 + * ================================================= + * The contents of this file are subject to the Sun Industry Standards + * Source License Version 1.1 (the "License"); You may not use this file + * except in compliance with the License. You may obtain a copy of the + * License at http://www.openoffice.org/license.html. + * + * Software provided under this License is provided on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, + * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, + * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. + * See the License for the specific provisions governing your rights and + * obligations concerning the Software. + * + * The Initial Developer of the Original Code is: IBM Corporation + * + * Copyright: 2008 by IBM Corporation + * + * All Rights Reserved. + * + * Contributor(s): _______________________________________ + * + * + ************************************************************************/ +/************************************************************************* + * @file + * object stream header file + * stream for one LwpObject body data + ************************************************************************/ + +#ifndef INCLUDED_LOTUSWORDPRO_INC_LWPOBJSTRM_HXX +#define INCLUDED_LOTUSWORDPRO_INC_LWPOBJSTRM_HXX + +#include <config_lgpl.h> + +#include <rtl/ustring.hxx> +#include <vector> + +#include "lwpsvstream.hxx" + +/** + * @brief stream class for LwpObject body data + * provide stream like interface to read object data +*/ +class LwpObjectStream +{ +public: + LwpObjectStream(LwpSvStream *pStrm, bool isCompressed, sal_uInt16 size); + ~LwpObjectStream(); +private: + sal_uInt8* m_pContentBuf; //The content buffer of the object + sal_uInt8 m_SmallBuffer[100]; //To avoid frequent new + std::vector<sal_uInt8> m_BigBuffer; //otherwise use this + enum + { + IO_BUFFERSIZE = 0xFF00 //Refer to LWP, not sure if it is enough + }; + sal_uInt16 m_nBufSize; //The total size of m_pContentBuf + sal_uInt16 m_nReadPos; //The position of the quick read + LwpSvStream* m_pStrm; + bool m_bCompressed; +public: + sal_uInt16 remainingSize() const; + sal_uInt16 QuickRead(void* buf, sal_uInt16 len); + sal_uInt16 GetPos() const { return m_nReadPos; } + void SeekRel(sal_uInt16 pos); + void Seek( sal_uInt16 pos); + void SkipExtra(); + sal_uInt16 CheckExtra(); + + bool QuickReadBool(); + sal_uInt32 QuickReaduInt32(bool *pFailure=nullptr); + sal_uInt16 QuickReaduInt16(bool *pFailure=nullptr); + sal_uInt8 QuickReaduInt8(bool *pFailure=nullptr); + sal_Int32 QuickReadInt32(); + sal_Int16 QuickReadInt16(); + double QuickReadDouble(); + + OUString QuickReadStringPtr(); + + void ReadComplete(); + LwpSvStream *GetStream(); +private: + void Read2Buffer(); + sal_uInt8* AllocBuffer(sal_uInt16 size); + static sal_uInt16 DecompressBuffer(sal_uInt8* pDst, sal_uInt8* pSrc, sal_uInt16 Size); + void ReleaseBuffer(); +}; + +inline LwpSvStream *LwpObjectStream::GetStream() +{ + return m_pStrm; +} +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |