81e16cea9a
No point in hidding something useful like this in some helper lib. Change-Id: I7332d7f6bd428378cd19e7e95ad130771a541140
98 lines
3 KiB
C++
98 lines
3 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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#include <utility>
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#include <comphelper/string.hxx>
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#define TRANSLITERATION_KiKuFollowedBySa_ja_JP
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#include <transliteration_Ignore.hxx>
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using namespace com::sun::star::uno;
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using namespace com::sun::star::lang;
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using ::rtl::OUString;
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namespace com { namespace sun { namespace star { namespace i18n {
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OUString SAL_CALL
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ignoreKiKuFollowedBySa_ja_JP::folding( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >& offset )
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throw(RuntimeException)
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{
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// Create a string buffer which can hold nCount + 1 characters.
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// The reference count is 1 now.
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rtl_uString * newStr = rtl_uString_alloc(nCount);
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sal_Unicode * dst = newStr->buffer;
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const sal_Unicode * src = inStr.getStr() + startPos;
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sal_Int32 *p = 0;
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sal_Int32 position = 0;
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if (useOffset) {
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// Allocate nCount length to offset argument.
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offset.realloc( nCount );
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p = offset.getArray();
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position = startPos;
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}
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//
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sal_Unicode previousChar = *src ++;
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sal_Unicode currentChar;
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// Translation
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while (-- nCount > 0) {
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currentChar = *src ++;
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// KU + Sa-So --> KI + Sa-So
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if (previousChar == 0x30AF ) { // KATAKANA LETTER KU
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if (0x30B5 <= currentChar && // KATAKANA LETTER SA
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currentChar <= 0x30BE) { // KATAKANA LETTER ZO
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if (useOffset) {
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*p ++ = position++;
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*p ++ = position++;
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}
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*dst ++ = 0x30AD; // KATAKANA LETTER KI
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*dst ++ = currentChar;
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previousChar = *src ++;
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nCount --;
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continue;
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}
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}
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if (useOffset)
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*p ++ = position++;
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*dst ++ = previousChar;
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previousChar = currentChar;
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}
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if (nCount == 0) {
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if (useOffset)
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*p = position;
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*dst ++ = previousChar;
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}
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*dst = (sal_Unicode) 0;
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newStr->length = sal_Int32(dst - newStr->buffer);
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if (useOffset)
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offset.realloc(newStr->length);
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return OUString(newStr, SAL_NO_ACQUIRE); // take ownership
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}
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} } } }
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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