office-gobmx/i18npool/inc/breakiterator_unicode.hxx
Michael Meeks 9c6006b961 fdo#58590 - cleanup and accelerate break-iterators.
Doing word-count by switching per-word between two different
kinds of word iterator was insanely slow. This preserves an
ICU break-iterator for each type of word-breaking.
2012-12-21 11:40:02 +00:00

108 lines
4.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
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* 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
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* 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 _I18N_BREAKITERATOR_UNICODE_HXX_
#define _I18N_BREAKITERATOR_UNICODE_HXX_
#include <breakiteratorImpl.hxx>
#include "warnings_guard_unicode_brkiter.h"
namespace com { namespace sun { namespace star { namespace i18n {
#define LOAD_CHARACTER_BREAKITERATOR 0
#define LOAD_WORD_BREAKITERATOR 1
#define LOAD_SENTENCE_BREAKITERATOR 2
#define LOAD_LINE_BREAKITERATOR 3
// ----------------------------------------------------
// class BreakIterator_Unicode
// ----------------------------------------------------
class BreakIterator_Unicode : public BreakIteratorImpl
{
public:
BreakIterator_Unicode();
~BreakIterator_Unicode();
virtual sal_Int32 SAL_CALL previousCharacters( const rtl::OUString& Text, sal_Int32 nStartPos,
const com::sun::star::lang::Locale& nLocale, sal_Int16 nCharacterIteratorMode, sal_Int32 nCount,
sal_Int32& nDone ) throw(com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL nextCharacters( const rtl::OUString& Text, sal_Int32 nStartPos,
const com::sun::star::lang::Locale& rLocale, sal_Int16 nCharacterIteratorMode, sal_Int32 nCount,
sal_Int32& nDone ) throw(com::sun::star::uno::RuntimeException);
virtual Boundary SAL_CALL previousWord( const rtl::OUString& Text, sal_Int32 nStartPos,
const com::sun::star::lang::Locale& nLocale, sal_Int16 WordType) throw(com::sun::star::uno::RuntimeException);
virtual Boundary SAL_CALL nextWord( const rtl::OUString& Text, sal_Int32 nStartPos,
const com::sun::star::lang::Locale& nLocale, sal_Int16 WordType) throw(com::sun::star::uno::RuntimeException);
virtual Boundary SAL_CALL getWordBoundary( const rtl::OUString& Text, sal_Int32 nPos,
const com::sun::star::lang::Locale& nLocale, sal_Int16 WordType, sal_Bool bDirection )
throw(com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL beginOfSentence( const rtl::OUString& Text, sal_Int32 nStartPos,
const com::sun::star::lang::Locale& nLocale ) throw(com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL endOfSentence( const rtl::OUString& Text, sal_Int32 nStartPos,
const com::sun::star::lang::Locale& nLocale ) throw(com::sun::star::uno::RuntimeException);
virtual LineBreakResults SAL_CALL getLineBreak( const rtl::OUString& Text, sal_Int32 nStartPos,
const com::sun::star::lang::Locale& nLocale, sal_Int32 nMinBreakPos,
const LineBreakHyphenationOptions& hOptions, const LineBreakUserOptions& bOptions )
throw(com::sun::star::uno::RuntimeException);
//XServiceInfo
virtual rtl::OUString SAL_CALL getImplementationName() throw( com::sun::star::uno::RuntimeException );
virtual sal_Bool SAL_CALL supportsService(const rtl::OUString& ServiceName)
throw( com::sun::star::uno::RuntimeException );
virtual com::sun::star::uno::Sequence< rtl::OUString > SAL_CALL getSupportedServiceNames()
throw( com::sun::star::uno::RuntimeException );
protected:
const sal_Char *cBreakIterator, *wordRule, *lineRule;
Boundary result; // for word break iterator
struct BI_Data
{
rtl::OUString aICUText;
UText *ut;
icu::BreakIterator *aBreakIterator;
com::sun::star::lang::Locale maLocale;
BI_Data()
: ut(NULL)
, aBreakIterator(NULL)
{
}
~BI_Data()
{
utext_close(ut);
}
} character, sentence, line, *icuBI;
BI_Data words[4]; // 4 is css::i18n::WordType enumeration size
sal_Int16 aBreakType;
void SAL_CALL loadICUBreakIterator(const com::sun::star::lang::Locale& rLocale,
sal_Int16 rBreakType, sal_Int16 rWordType, const sal_Char* name, const rtl::OUString& rText) throw(com::sun::star::uno::RuntimeException);
};
} } } }
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */