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/* -*- 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 .
*/
// prevent internal compiler error with MSVC6SP3
#include <utility>
#include <i18nutil/oneToOneMapping.hxx>
#include <i18nutil/casefolding.hxx>
#include "transliteration_caseignore.hxx"
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::rtl;
namespace com { namespace sun { namespace star { namespace i18n {
Transliteration_caseignore::Transliteration_caseignore()
{
nMappingType = MappingTypeFullFolding;
moduleLoaded = (TransliterationModules)0;
transliterationName = "case ignore (generic)";
implementationName = "com.sun.star.i18n.Transliteration.Transliteration_caseignore";
}
void SAL_CALL
Transliteration_caseignore::loadModule( TransliterationModules modName, const Locale& rLocale )
throw(RuntimeException)
{
moduleLoaded = (TransliterationModules) (moduleLoaded|modName);
aLocale = rLocale;
}
sal_Int16 SAL_CALL Transliteration_caseignore::getType() throw(RuntimeException)
{
// It's NOT TransliterationType::ONE_TO_ONE because it's using casefolding
return TransliterationType::IGNORE;
}
Sequence< OUString > SAL_CALL
Transliteration_caseignore::transliterateRange( const OUString& str1, const OUString& str2 )
throw( RuntimeException)
{
if (str1.getLength() != 1 || str2.getLength() != 1)
throw RuntimeException();
static Transliteration_u2l u2l;
static Transliteration_l2u l2u;
u2l.loadModule((TransliterationModules)0, aLocale);
l2u.loadModule((TransliterationModules)0, aLocale);
OUString l1 = u2l.transliterateString2String(str1, 0, str1.getLength());
OUString u1 = l2u.transliterateString2String(str1, 0, str1.getLength());
OUString l2 = u2l.transliterateString2String(str2, 0, str2.getLength());
OUString u2 = l2u.transliterateString2String(str2, 0, str2.getLength());
if ((l1 == u1) && (l2 == u2)) {
Sequence< OUString > r(2);
r[0] = l1;
r[1] = l2;
return r;
} else {
Sequence< OUString > r(4);
r[0] = l1;
r[1] = l2;
r[2] = u1;
r[3] = u2;
return r;
}
}
sal_Bool SAL_CALL
Transliteration_caseignore::equals(
const ::rtl::OUString& str1, sal_Int32 pos1, sal_Int32 nCount1, sal_Int32& nMatch1,
const ::rtl::OUString& str2, sal_Int32 pos2, sal_Int32 nCount2, sal_Int32& nMatch2)
throw(::com::sun::star::uno::RuntimeException)
{
return (compare(str1, pos1, nCount1, nMatch1, str2, pos2, nCount2, nMatch2) == 0);
}
sal_Int32 SAL_CALL
Transliteration_caseignore::compareSubstring(
const ::rtl::OUString& str1, sal_Int32 off1, sal_Int32 len1,
const ::rtl::OUString& str2, sal_Int32 off2, sal_Int32 len2)
throw(RuntimeException)
{
sal_Int32 nMatch1, nMatch2;
return compare(str1, off1, len1, nMatch1, str2, off2, len2, nMatch2);
}
sal_Int32 SAL_CALL
Transliteration_caseignore::compareString(
const ::rtl::OUString& str1,
const ::rtl::OUString& str2)
throw(RuntimeException)
{
sal_Int32 nMatch1, nMatch2;
return compare(str1, 0, str1.getLength(), nMatch1, str2, 0, str2.getLength(), nMatch2);
}
sal_Int32 SAL_CALL
Transliteration_caseignore::compare(
const ::rtl::OUString& str1, sal_Int32 pos1, sal_Int32 nCount1, sal_Int32& nMatch1,
const ::rtl::OUString& str2, sal_Int32 pos2, sal_Int32 nCount2, sal_Int32& nMatch2)
throw(RuntimeException)
{
const sal_Unicode *unistr1 = (sal_Unicode*) str1.getStr() + pos1;
const sal_Unicode *unistr2 = (sal_Unicode*) str2.getStr() + pos2;
sal_Unicode c1, c2;
MappingElement e1, e2;
nMatch1 = nMatch2 = 0;
#define NOT_END_OF_STR1 (nMatch1 < nCount1 || e1.current < e1.element.nmap)
#define NOT_END_OF_STR2 (nMatch2 < nCount2 || e2.current < e2.element.nmap)
while (NOT_END_OF_STR1 && NOT_END_OF_STR2) {
c1 = casefolding::getNextChar(unistr1, nMatch1, nCount1, e1, aLocale, nMappingType, moduleLoaded);
c2 = casefolding::getNextChar(unistr2, nMatch2, nCount2, e2, aLocale, nMappingType, moduleLoaded);
if (c1 != c2) {
nMatch1--; nMatch2--;
return c1 > c2 ? 1 : -1;
}
}
return (!NOT_END_OF_STR1 && !NOT_END_OF_STR2) ? 0
: (NOT_END_OF_STR1 ? 1 : -1);
}
} } } }
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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