99 lines
3.3 KiB
C++
99 lines
3.3 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: xdictionary.hxx,v $
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* $Revision: 1.7.24.1 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef _XDICTIONARY_H_
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#define _XDICTIONARY_H_
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#include <sal/types.h>
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#include <osl/module.h>
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#include <com/sun/star/i18n/Boundary.hpp>
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namespace com { namespace sun { namespace star { namespace i18n {
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// Whether to use cell boundary code, currently unused but prepared.
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#define USE_CELL_BOUNDARY_CODE 0
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#define CACHE_MAX 32 // max cache structure number
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#define DEFAULT_SIZE 256 // for boundary size, to avoid alloc and release memory
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// cache structure.
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struct WordBreakCache {
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sal_Int32 length; // contents length saved here.
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sal_Unicode *contents; // seperated segment contents.
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sal_Int32* wordboundary; // word boundaries in segments.
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sal_Int32 size; // size of wordboundary
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WordBreakCache();
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sal_Bool equals(const sal_Unicode *str, Boundary& boundary); // checking cached string
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};
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class xdictionary
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{
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private:
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const sal_uInt8 * existMark;
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const sal_Int16 * index1;
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const sal_Int32 * index2;
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const sal_Int32 * lenArray;
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const sal_Unicode* dataArea;
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oslModule hModule;
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Boundary boundary;
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sal_Bool japaneseWordBreak;
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#if USE_CELL_BOUNDARY_CODE
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// For CTL breakiterator, where the word boundary should not be inside cell.
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sal_Bool useCellBoundary;
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sal_Int32* cellBoundary;
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#endif
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public:
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xdictionary(const sal_Char *lang);
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~xdictionary();
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Boundary nextWord( const rtl::OUString& rText, sal_Int32 nPos, sal_Int16 wordType);
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Boundary previousWord( const rtl::OUString& rText, sal_Int32 nPos, sal_Int16 wordType);
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Boundary getWordBoundary( const rtl::OUString& rText, sal_Int32 nPos, sal_Int16 wordType, sal_Bool bDirection );
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void setJapaneseWordBreak();
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#if USE_CELL_BOUNDARY_CODE
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void setCellBoundary(sal_Int32* cellArray);
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#endif
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private:
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WordBreakCache cache[CACHE_MAX];
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sal_Bool seekSegment(const sal_Unicode *text, sal_Int32 pos, sal_Int32 len, Boundary& boundary);
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WordBreakCache& getCache(const sal_Unicode *text, Boundary& boundary);
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sal_Bool exists(const sal_Unicode u);
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sal_Int32 getLongestMatch(const sal_Unicode *text, sal_Int32 len);
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};
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} } } }
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#endif
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