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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef _XDICTIONARY_H_
#define _XDICTIONARY_H_
#include <sal/types.h>
#include <osl/module.h>
#include <com/sun/star/i18n/Boundary.hpp>
namespace com { namespace sun { namespace star { namespace i18n {
#define CACHE_MAX 32 // max cache structure number
#define DEFAULT_SIZE 256 // for boundary size, to avoid alloc and release memory
// cache structure.
struct WordBreakCache {
sal_Int32 length; // contents length saved here.
sal_Unicode *contents; // seperated segment contents.
sal_Int32* wordboundary; // word boundaries in segments.
sal_Int32 size; // size of wordboundary
WordBreakCache();
sal_Bool equals(const sal_Unicode *str, Boundary& boundary); // checking cached string
};
class xdictionary
{
private:
const sal_uInt8 * existMark;
const sal_Int16 * index1;
const sal_Int32 * index2;
const sal_Int32 * lenArray;
const sal_Unicode* dataArea;
#ifndef DISABLE_DYNLOADING
oslModule hModule;
#endif
Boundary boundary;
sal_Bool japaneseWordBreak;
public:
xdictionary(const sal_Char *lang);
~xdictionary();
Boundary nextWord( const rtl::OUString& rText, sal_Int32 nPos, sal_Int16 wordType);
Boundary previousWord( const rtl::OUString& rText, sal_Int32 nPos, sal_Int16 wordType);
Boundary getWordBoundary( const rtl::OUString& rText, sal_Int32 nPos, sal_Int16 wordType, sal_Bool bDirection );
void setJapaneseWordBreak();
private:
WordBreakCache cache[CACHE_MAX];
sal_Bool seekSegment(const rtl::OUString& rText, sal_Int32 pos, Boundary& boundary);
WordBreakCache& getCache(const sal_Unicode *text, Boundary& boundary);
sal_Bool exists(const sal_uInt32 u);
sal_Int32 getLongestMatch(const sal_Unicode *text, sal_Int32 len);
};
} } } }
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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