office-gobmx/sw/inc/breakit.hxx
Noel Grandin 2f4ccccc6b no need to allocate these separately
they are all one or two words in size

Change-Id: I9a0f971d72c998c26e567c6abc2f9fe2a734207e
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/148338
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2023-03-07 06:58:36 +00:00

129 lines
4.6 KiB
C++

/* -*- 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 INCLUDED_SW_INC_BREAKIT_HXX
#define INCLUDED_SW_INC_BREAKIT_HXX
#include <memory>
#include <optional>
#include <com/sun/star/uno/Reference.h>
#include <com/sun/star/i18n/ForbiddenCharacters.hpp>
#include <i18nlangtag/languagetag.hxx>
#include "swdllapi.h"
enum class SvtScriptType : sal_uInt8;
namespace com::sun::star::i18n { class XBreakIterator; }
namespace com::sun::star::uno { class XComponentContext; }
class SW_DLLPUBLIC SwBreakIt
{
css::uno::Reference< css::uno::XComponentContext > m_xContext;
css::uno::Reference<css::i18n::XBreakIterator> m_xBreak;
std::unique_ptr<LanguageTag> m_xLanguageTag; ///< language tag of the current locale
std::optional<css::i18n::ForbiddenCharacters> m_oForbidden;
LanguageType m_aForbiddenLang; ///< language of the current forbiddenChar struct
void GetLocale_( const LanguageType aLang );
void GetLocale_( const LanguageTag& rLanguageTag );
void GetForbidden_( const LanguageType aLang );
SwBreakIt(SwBreakIt const&) = delete;
SwBreakIt& operator=(SwBreakIt const&) = delete;
// private (see @ Create_, Delete_).
explicit SwBreakIt(css::uno::Reference<css::uno::XComponentContext> xContext);
public:
// private (see @ source/core/bastyp/init.cxx).
static void Create_(
const css::uno::Reference< css::uno::XComponentContext > & rxContext);
static void Delete_();
public:
static SwBreakIt * Get();
css::uno::Reference< css::i18n::XBreakIterator > const & GetBreakIter() const
{
return m_xBreak;
}
const css::lang::Locale& GetLocale( const LanguageType aLang )
{
if (!m_xLanguageTag || m_xLanguageTag->getLanguageType() != aLang)
GetLocale_(aLang);
return m_xLanguageTag->getLocale();
}
const css::lang::Locale& GetLocale( const LanguageTag& rLanguageTag )
{
// Use LanguageType comparison instead of LanguageTag::operator!=()
// because here the LanguageTag is already a known LanguageType value
// assigned, so LanguageTag does not need to convert to BCP47 for
// comparison.
if (!m_xLanguageTag || m_xLanguageTag->getLanguageType() != rLanguageTag.getLanguageType())
GetLocale_(rLanguageTag);
return m_xLanguageTag->getLocale();
}
const LanguageTag& GetLanguageTag( const LanguageType aLang )
{
if (!m_xLanguageTag || m_xLanguageTag->getLanguageType() != aLang)
GetLocale_(aLang);
return *m_xLanguageTag;
}
const LanguageTag& GetLanguageTag( const LanguageTag& rLanguageTag )
{
// Use LanguageType comparison instead of LanguageTag::operator!=()
// because here the LanguageTag is already a known LanguageType value
// assigned, so LanguageTag does not need to convert to BCP47 for
// comparison.
if (!m_xLanguageTag || m_xLanguageTag->getLanguageType() != rLanguageTag.getLanguageType())
GetLocale_( rLanguageTag );
return *m_xLanguageTag;
}
const css::i18n::ForbiddenCharacters& GetForbidden( const LanguageType aLang )
{
if (!m_oForbidden || m_aForbiddenLang != aLang)
GetForbidden_( aLang );
return *m_oForbidden;
}
sal_uInt16 GetRealScriptOfText( const OUString& rText, sal_Int32 nPos ) const;
SvtScriptType GetAllScriptsOfText( const OUString& rText ) const;
sal_Int32 getGraphemeCount(const OUString& rStr,
sal_Int32 nStart, sal_Int32 nEnd) const;
sal_Int32 getGraphemeCount(const OUString& rStr) const
{
return getGraphemeCount(rStr, 0, rStr.getLength());
}
};
#define SW_BREAKITER() SwBreakIt::Get()
// @@@ backward compatibility @@@
SW_DLLPUBLIC extern SwBreakIt* g_pBreakIt;
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */