office-gobmx/i18npool/source/transliteration/textToPronounce_zh.cxx
Noel Grandin de43ed1088 merge index_data into i18npool
(*) it is a small library
(*) this avoids another dynamic symbol lookup
(*) this unblocks more --enable-mergedlibs optimisation

Change-Id: I9230230c3d72f4e9ce19408f4b5716452ccd4fad
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/163364
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2024-02-15 08:58:34 +01:00

151 lines
4.4 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 .
*/
#include <sal/config.h>
#include <com/sun/star/i18n/MultipleCharsOutputException.hpp>
#include <com/sun/star/i18n/TransliterationType.hpp>
#include <o3tl/temporary.hxx>
#include <rtl/ustring.hxx>
#include <rtl/ustrbuf.hxx>
#include <textToPronounce_zh.hxx>
#include <indexentrysupplier_asian.hxx>
using namespace com::sun::star::i18n;
using namespace com::sun::star::uno;
namespace i18npool {
sal_Int16 SAL_CALL TextToPronounce_zh::getType()
{
return TransliterationType::ONE_TO_ONE| TransliterationType::IGNORE;
}
const sal_Unicode*
TextToPronounce_zh::getPronounce(const sal_Unicode ch)
{
static const sal_Unicode emptyString[]={0};
if (idx) {
sal_uInt16 address = idx[0][ch>>8];
if (address != 0xFFFF)
return reinterpret_cast<sal_Unicode const *>(
&idx[2][idx[1][address + (ch & 0xFF)]]);
}
return emptyString;
}
OUString
TextToPronounce_zh::foldingImpl(const OUString & inStr, sal_Int32 startPos,
sal_Int32 nCount, Sequence< sal_Int32 >* pOffset)
{
OUStringBuffer sb;
const sal_Unicode * chArr = inStr.getStr() + startPos;
if (startPos < 0)
throw RuntimeException();
if (startPos + nCount > inStr.getLength())
nCount = inStr.getLength() - startPos;
auto ppOffset = pOffset ? pOffset->getArray() : nullptr;
if (ppOffset)
ppOffset[0] = 0;
for (sal_Int32 i = 0; i < nCount; i++) {
OUString pron(getPronounce(chArr[i]));
sb.append(pron);
if (ppOffset)
ppOffset[i + 1] = (*pOffset)[i] + pron.getLength();
}
return sb.makeStringAndClear();
}
OUString SAL_CALL
TextToPronounce_zh::transliterateChar2String( sal_Unicode inChar)
{
return OUString(getPronounce(inChar));
}
sal_Unicode SAL_CALL
TextToPronounce_zh::transliterateChar2Char( sal_Unicode inChar)
{
const sal_Unicode* pron=getPronounce(inChar);
if (!pron || !pron[0])
return 0;
if (pron[1])
throw MultipleCharsOutputException();
return *pron;
}
sal_Bool SAL_CALL
TextToPronounce_zh::equals( const OUString & str1, sal_Int32 pos1, sal_Int32 nCount1, sal_Int32 & nMatch1,
const OUString & str2, sal_Int32 pos2, sal_Int32 nCount2, sal_Int32 & nMatch2)
{
sal_Int32 realCount;
int i; // loop variable
const sal_Unicode * s1, * s2;
if (nCount1 + pos1 > str1.getLength())
nCount1 = str1.getLength() - pos1;
if (nCount2 + pos2 > str2.getLength())
nCount2 = str2.getLength() - pos2;
realCount = std::min(nCount1, nCount2);
s1 = str1.getStr() + pos1;
s2 = str2.getStr() + pos2;
for (i = 0; i < realCount; i++) {
const sal_Unicode *pron1 = getPronounce(*s1++);
const sal_Unicode *pron2 = getPronounce(*s2++);
if (pron1 != pron2) {
nMatch1 = nMatch2 = i;
return false;
}
}
nMatch1 = nMatch2 = realCount;
return (nCount1 == nCount2);
}
TextToPinyin_zh_CN::TextToPinyin_zh_CN() :
TextToPronounce_zh(get_zh_pinyin)
{
transliterationName = "ChineseCharacterToPinyin";
implementationName = "com.sun.star.i18n.Transliteration.TextToPinyin_zh_CN";
}
TextToChuyin_zh_TW::TextToChuyin_zh_TW() :
TextToPronounce_zh(get_zh_zhuyin)
{
transliterationName = "ChineseCharacterToChuyin";
implementationName = "com.sun.star.i18n.Transliteration.TextToChuyin_zh_TW";
}
TextToPronounce_zh::TextToPronounce_zh(sal_uInt16 const ** (*function)(sal_Int16 &))
{
idx = function(o3tl::temporary(sal_Int16()));
}
TextToPronounce_zh::~TextToPronounce_zh()
{
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */