188 lines
7.2 KiB
C++
188 lines
7.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_UNOTOOLS_CHARCLASS_HXX
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#define INCLUDED_UNOTOOLS_CHARCLASS_HXX
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#include <unotools/unotoolsdllapi.h>
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#include <i18nlangtag/languagetag.hxx>
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#include <com/sun/star/i18n/DirectionProperty.hpp>
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#include <com/sun/star/i18n/KCharacterType.hpp>
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#include <com/sun/star/i18n/ParseResult.hpp>
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#include <com/sun/star/i18n/UnicodeScript.hpp>
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#include <com/sun/star/uno/Reference.hxx>
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namespace com::sun::star::uno { class XComponentContext; }
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namespace com::sun::star::i18n { class XCharacterClassification; }
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inline constexpr sal_Int32 nCharClassAlphaType =
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css::i18n::KCharacterType::UPPER |
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css::i18n::KCharacterType::LOWER |
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css::i18n::KCharacterType::TITLE_CASE;
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inline constexpr sal_Int32 nCharClassAlphaTypeMask =
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nCharClassAlphaType |
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css::i18n::KCharacterType::LETTER | // Alpha is also always a LETTER
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css::i18n::KCharacterType::PRINTABLE |
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css::i18n::KCharacterType::BASE_FORM;
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inline constexpr sal_Int32 nCharClassLetterType =
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nCharClassAlphaType |
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css::i18n::KCharacterType::LETTER;
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inline constexpr sal_Int32 nCharClassLetterTypeMask =
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nCharClassAlphaTypeMask |
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css::i18n::KCharacterType::LETTER;
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inline constexpr sal_Int32 nCharClassNumericType =
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css::i18n::KCharacterType::DIGIT;
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inline constexpr sal_Int32 nCharClassNumericTypeMask =
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nCharClassNumericType |
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css::i18n::KCharacterType::PRINTABLE |
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css::i18n::KCharacterType::BASE_FORM;
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inline constexpr sal_Int32 nCharClassBaseType =
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css::i18n::KCharacterType::BASE_FORM;
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class UNOTOOLS_DLLPUBLIC CharClass
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{
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LanguageTag maLanguageTag;
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css::uno::Reference< css::i18n::XCharacterClassification > xCC;
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CharClass(const CharClass&) = delete;
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CharClass& operator=(const CharClass&) = delete;
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public:
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/// Preferred ctor with service manager specified
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CharClass(
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const css::uno::Reference< css::uno::XComponentContext > & rxContext,
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LanguageTag aLanguageTag );
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/// Deprecated ctor, tries to get a process service manager or to load the
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/// library directly.
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CharClass( LanguageTag aLanguageTag );
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~CharClass();
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/// get current Locale
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const LanguageTag& getLanguageTag() const;
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/// isdigit() on ascii values of entire string
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static bool isAsciiNumeric( std::u16string_view rStr );
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/// isalpha() on ascii values of entire string
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static bool isAsciiAlpha( std::u16string_view rStr );
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/// whether type is pure numeric or not, e.g. return of getCharacterType()
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static bool isNumericType( sal_Int32 nType )
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{
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return ((nType & nCharClassNumericType) != 0) &&
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((nType & ~nCharClassNumericTypeMask) == 0);
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}
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/// whether type is pure alphanumeric or not, e.g. return of getCharacterType()
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static bool isAlphaNumericType( sal_Int32 nType )
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{
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return ((nType & (nCharClassAlphaType |
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nCharClassNumericType)) != 0) &&
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((nType & ~(nCharClassAlphaTypeMask |
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nCharClassNumericTypeMask)) == 0);
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}
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/// whether type is pure letter or not, e.g. return of getCharacterType()
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static bool isLetterType( sal_Int32 nType )
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{
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return ((nType & nCharClassLetterType) != 0) &&
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((nType & ~nCharClassLetterTypeMask) == 0);
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}
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/// whether type is pure letternumeric or not, e.g. return of getCharacterType()
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static bool isLetterNumericType( sal_Int32 nType )
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{
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return ((nType & (nCharClassLetterType |
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nCharClassNumericType)) != 0) &&
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((nType & ~(nCharClassLetterTypeMask |
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nCharClassNumericTypeMask)) == 0);
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}
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// Wrapper implementations of class CharacterClassification
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OUString uppercase( const OUString& rStr, sal_Int32 nPos, sal_Int32 nCount ) const;
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OUString lowercase( const OUString& rStr, sal_Int32 nPos, sal_Int32 nCount ) const;
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OUString titlecase( const OUString& rStr, sal_Int32 nPos, sal_Int32 nCount ) const;
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OUString uppercase( const OUString& _rStr ) const
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{
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return uppercase(_rStr, 0, _rStr.getLength());
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}
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OUString lowercase( const OUString& _rStr ) const
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{
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return lowercase(_rStr, 0, _rStr.getLength());
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}
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OUString titlecase( const OUString& _rStr ) const
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{
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return titlecase(_rStr, 0, _rStr.getLength());
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}
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sal_Int16 getType( const OUString& rStr, sal_Int32 nPos ) const;
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css::i18n::DirectionProperty getCharacterDirection( const OUString& rStr, sal_Int32 nPos ) const;
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css::i18n::UnicodeScript getScript( const OUString& rStr, sal_Int32 nPos ) const;
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sal_Int32 getCharacterType( const OUString& rStr, sal_Int32 nPos ) const;
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css::i18n::ParseResult parseAnyToken(
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const OUString& rStr,
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sal_Int32 nPos,
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sal_Int32 nStartCharFlags,
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const OUString& userDefinedCharactersStart,
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sal_Int32 nContCharFlags,
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const OUString& userDefinedCharactersCont ) const;
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css::i18n::ParseResult parsePredefinedToken(
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sal_Int32 nTokenType,
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const OUString& rStr,
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sal_Int32 nPos,
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sal_Int32 nStartCharFlags,
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const OUString& userDefinedCharactersStart,
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sal_Int32 nContCharFlags,
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const OUString& userDefinedCharactersCont ) const;
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// Functionality of class International methods
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bool isAlpha( const OUString& rStr, sal_Int32 nPos ) const;
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bool isLetter( const OUString& rStr, sal_Int32 nPos ) const;
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bool isDigit( const OUString& rStr, sal_Int32 nPos ) const;
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bool isAlphaNumeric( const OUString& rStr, sal_Int32 nPos ) const;
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bool isLetterNumeric( const OUString& rStr, sal_Int32 nPos ) const;
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bool isBase( const OUString& rStr, sal_Int32 nPos ) const;
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bool isUpper( const OUString& rStr, sal_Int32 nPos ) const;
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bool isLetter( const OUString& rStr ) const;
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bool isNumeric( const OUString& rStr ) const;
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bool isLetterNumeric( const OUString& rStr ) const;
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bool isUpper( const OUString& rStr, sal_Int32 nPos, sal_Int32 nCount ) const;
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private:
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const css::lang::Locale & getMyLocale() const;
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};
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#endif // INCLUDED_UNOTOOLS_CHARCLASS_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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