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98 lines
3.4 KiB
C++
98 lines
3.4 KiB
C++
/*
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* (c) Copyright Ascensio System SIA 2010-2016
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*
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* This program is a free software product. You can redistribute it and/or
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* modify it under the terms of the GNU Affero General Public License (AGPL)
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* version 3 as published by the Free Software Foundation. In accordance with
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* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
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* that Ascensio System SIA expressly excludes the warranty of non-infringement
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* of any third-party rights.
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*
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* This program is distributed WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
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* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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*
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* You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
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* EU, LV-1021.
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*
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* The interactive user interfaces in modified source and object code versions
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* of the Program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU AGPL version 3.
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*
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* Pursuant to Section 7(b) of the License you must retain the original Product
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* logo when distributing the program. Pursuant to Section 7(e) we decline to
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* grant you any rights under trademark law for use of our trademarks.
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*
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* All the Product's GUI elements, including illustrations and icon sets, as
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* well as technical writing content are licensed under the terms of the
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* Creative Commons Attribution-ShareAlike 4.0 International. See the License
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* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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*
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*/
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#include "StyleSheet.h"
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namespace DocFileFormat
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{
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StyleSheet::~StyleSheet()
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{
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RELEASEOBJECT (stshi);
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if ( NULL != Styles )
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{
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for ( std::vector<StyleSheetDescription*>::iterator iter = Styles->begin(); iter != Styles->end(); iter++ )
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{
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RELEASEOBJECT( *iter );
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}
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RELEASEOBJECT( Styles );
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}
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}
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/*========================================================================================================*/
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/// Parses the streams to retrieve a StyleSheet.
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StyleSheet::StyleSheet (FileInformationBlock* fib, POLE::Stream* tableStream, POLE::Stream* dataStream) : stshi(NULL), Styles(NULL)
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{
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VirtualStreamReader tableReader( tableStream, fib->m_FibWord97.fcStshf, fib->m_bOlderVersion);
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//read size of the STSHI
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int stshiLengthBytesSize = 2;
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unsigned char* stshiLengthBytes = tableReader.ReadBytes( stshiLengthBytesSize, true );
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short cbStshi = FormatUtils::BytesToInt16( stshiLengthBytes, 0, stshiLengthBytesSize );
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RELEASEARRAYOBJECTS( stshiLengthBytes );
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//read the bytes of the STSHI
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tableReader.Seek( ( fib->m_FibWord97.fcStshf + 2 ), 0/*STREAM_SEEK_SET*/ );
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unsigned char* stshi = tableReader.ReadBytes( cbStshi, true );
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//parses STSHI
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this->stshi = new StyleSheetInformation( stshi, cbStshi );
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RELEASEARRAYOBJECTS( stshi );
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//create list of STDs
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this->Styles = new std::vector<StyleSheetDescription*>();
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for ( int i = 0; i < this->stshi->cstd; i++ )
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{
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//get the cbStd
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unsigned short cbStd = tableReader.ReadUInt16();
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if ( cbStd != 0 )
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{
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//read the STD bytes
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unsigned char* std = tableReader.ReadBytes( cbStd, true );
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//parse the STD bytes
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this->Styles->push_back( new StyleSheetDescription( std, cbStd, (int)this->stshi->cbSTDBaseInFile, dataStream, fib->m_bOlderVersion) );
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RELEASEARRAYOBJECTS( std );
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}
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else
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{
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this->Styles->push_back( NULL );
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}
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}
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}
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}
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