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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 05:54:39 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 05:54:39 +0000 |
commit | 267c6f2ac71f92999e969232431ba04678e7437e (patch) | |
tree | 358c9467650e1d0a1d7227a21dac2e3d08b622b2 /include/i18nutil/casefolding.hxx | |
parent | Initial commit. (diff) | |
download | libreoffice-267c6f2ac71f92999e969232431ba04678e7437e.tar.xz libreoffice-267c6f2ac71f92999e969232431ba04678e7437e.zip |
Adding upstream version 4:24.2.0.upstream/4%24.2.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/i18nutil/casefolding.hxx')
-rw-r--r-- | include/i18nutil/casefolding.hxx | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/include/i18nutil/casefolding.hxx b/include/i18nutil/casefolding.hxx new file mode 100644 index 0000000000..b15a51ae8d --- /dev/null +++ b/include/i18nutil/casefolding.hxx @@ -0,0 +1,91 @@ +/* -*- 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_I18NUTIL_CASEFOLDING_HXX +#define INCLUDED_I18NUTIL_CASEFOLDING_HXX + +#include <sal/types.h> +#include <i18nutil/i18nutildllapi.h> +#include <o3tl/typed_flags_set.hxx> +#include <config_options.h> + +namespace com::sun::star::lang { struct Locale; } + +enum class TransliterationFlags; + +enum class MappingType { + NONE = 0x00, + LowerToUpper = 0x01, // Upper to Lower mapping + UpperToLower = 0x02, // Lower to Upper mapping + ToUpper = 0x04, // to Upper mapping + ToLower = 0x08, // to Lower mapping + ToTitle = 0x10, // to Title mapping + SimpleFolding = 0x20, // Simple Case Folding + FullFolding = 0x40, // Full Case Folding + // for final sigma (where the case-mapping is different for the last letter of a word) + CasedLetterMask = LowerToUpper | UpperToLower | ToUpper | ToLower | ToTitle | SimpleFolding | FullFolding, + NotValue = 0x80, // Value field is an address +}; +namespace o3tl { + template<> struct typed_flags<MappingType> : is_typed_flags<MappingType, 0xff> {}; +} + +namespace i18nutil { + +struct Value +{ + sal_uInt8 type; + sal_uInt16 value; // value or address, depend on the type +}; + +struct Mapping +{ + sal_uInt8 type; + sal_Int8 nmap; +#define NMAPPINGMAX 3 + sal_Unicode map[NMAPPINGMAX]; +}; // for Unconditional mapping + +struct MappingElement +{ + MappingElement() + : current(0) + { + element.type = element.nmap = 0; + } + Mapping element; + sal_Int8 current; +}; + +class UNLESS_MERGELIBS(I18NUTIL_DLLPUBLIC) casefolding +{ +public: + /// @throws css::uno::RuntimeException + static Mapping getValue(const sal_Unicode* str, sal_Int32 pos, sal_Int32 len, css::lang::Locale const & aLocale, MappingType nMappingType); + /// @throws css::uno::RuntimeException + static const Mapping& getConditionalValue(const sal_Unicode* str, sal_Int32 pos, sal_Int32 len, css::lang::Locale const & aLocale, MappingType nMappingType); + /// @throws css::uno::RuntimeException + static sal_Unicode getNextChar(const sal_Unicode *str, sal_Int32& idx, sal_Int32 len, MappingElement& e, css::lang::Locale const & aLocale, MappingType nMappingtype, TransliterationFlags moduleLoaded); + +}; + +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |