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Diffstat (limited to 'i18npool/source/transliteration/ignoreIandEfollowedByYa_ja_JP.cxx')
| -rw-r--r-- | i18npool/source/transliteration/ignoreIandEfollowedByYa_ja_JP.cxx | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/i18npool/source/transliteration/ignoreIandEfollowedByYa_ja_JP.cxx b/i18npool/source/transliteration/ignoreIandEfollowedByYa_ja_JP.cxx new file mode 100644 index 000000000..5e8659027 --- /dev/null +++ b/i18npool/source/transliteration/ignoreIandEfollowedByYa_ja_JP.cxx @@ -0,0 +1,125 @@ +/* -*- 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 . + */ + +#include <i18nutil/oneToOneMapping.hxx> + +#include <transliteration_Ignore.hxx> + +#include <numeric> + +using namespace com::sun::star::uno; +using namespace com::sun::star::lang; + +namespace i18npool { + +i18nutil::OneToOneMappingTable_t const IandE[] = { + { 0x30A3, 0x0000 }, // KATAKANA LETTER SMALL I + { 0x30A4, 0x0000 }, // KATAKANA LETTER I + { 0x30A7, 0x0000 }, // KATAKANA LETTER SMALL E + { 0x30A8, 0x0000 }, // KATAKANA LETTER E + { 0x30AD, 0x0000 }, // KATAKANA LETTER KI + { 0x30AE, 0x0000 }, // KATAKANA LETTER GI + { 0x30B1, 0x0000 }, // KATAKANA LETTER KE + { 0x30B2, 0x0000 }, // KATAKANA LETTER GE + { 0x30B7, 0x0000 }, // KATAKANA LETTER SI + { 0x30B8, 0x0000 }, // KATAKANA LETTER ZI + { 0x30BB, 0x0000 }, // KATAKANA LETTER SE + { 0x30BC, 0x0000 }, // KATAKANA LETTER ZE + { 0x30C1, 0x0000 }, // KATAKANA LETTER TI + { 0x30C2, 0x0000 }, // KATAKANA LETTER DI + { 0x30C6, 0x0000 }, // KATAKANA LETTER TE + { 0x30C7, 0x0000 }, // KATAKANA LETTER DE + { 0x30CB, 0x0000 }, // KATAKANA LETTER NI + { 0x30CD, 0x0000 }, // KATAKANA LETTER NE + { 0x30D2, 0x0000 }, // KATAKANA LETTER HI + { 0x30D3, 0x0000 }, // KATAKANA LETTER BI + { 0x30D4, 0x0000 }, // KATAKANA LETTER PI + { 0x30D8, 0x0000 }, // KATAKANA LETTER HE + { 0x30D9, 0x0000 }, // KATAKANA LETTER BE + { 0x30DA, 0x0000 }, // KATAKANA LETTER PE + { 0x30DF, 0x0000 }, // KATAKANA LETTER MI + { 0x30E1, 0x0000 }, // KATAKANA LETTER ME + { 0x30EA, 0x0000 }, // KATAKANA LETTER RI + { 0x30EC, 0x0000 }, // KATAKANA LETTER RE + { 0x30F0, 0x0000 }, // KATAKANA LETTER WI + { 0x30F1, 0x0000 }, // KATAKANA LETTER WE + { 0x30F6, 0x0000 }, // KATAKANA LETTER SMALL KE + { 0x30F8, 0x0000 }, // KATAKANA LETTER VI + { 0x30F9, 0x0000 } // KATAKANA LETTER VE +}; + + +OUString +ignoreIandEfollowedByYa_ja_JP::foldingImpl( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >* pOffset ) +{ + // Create a string buffer which can hold nCount + 1 characters. + // The reference count is 1 now. + rtl_uString * newStr = rtl_uString_alloc(nCount); + sal_Unicode * dst = newStr->buffer; + const sal_Unicode * src = inStr.getStr() + startPos; + + if (pOffset) { + // Allocate nCount length to offset argument. + pOffset->realloc( nCount ); + auto [begin, end] = asNonConstRange(*pOffset); + std::iota(begin, end, startPos); + } + + + sal_Unicode previousChar = *src ++; + sal_Unicode currentChar; + + // One to one mapping + i18nutil::oneToOneMapping aTable(IandE, sizeof(IandE)); + + // Translation + while (-- nCount > 0) { + currentChar = *src ++; + + // the character listed in above table + YA --> the character + A + if (currentChar == 0x30E3 || // KATAKANA LETTER SMALL YA + currentChar == 0x30E4) { // KATAKANA LETTER YA + if (aTable[ previousChar ] != previousChar) { + *dst ++ = previousChar; + *dst ++ = 0x30A2; // KATAKANA LETTER A + previousChar = *src ++; + nCount --; + continue; + } + } + + *dst ++ = previousChar; + previousChar = currentChar; + } + + if (nCount == 0) { + *dst ++ = previousChar; + } + + *dst = u'\0'; + + newStr->length = sal_Int32(dst - newStr->buffer); + if (pOffset) + pOffset->realloc(newStr->length); + return OUString(newStr, SAL_NO_ACQUIRE); // take ownership +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |