office-gobmx/i18npool/source/characterclassification/cclass_unicode.cxx
Arnaud VERSINI 6182f236a2 i18npool : use OUString literal for XInterface implementation
Change-Id: I7843e1e873c9272c8ad3eb4cad0b2ea48cafeb7b
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/165638
Tested-by: Jenkins
Reviewed-by: Arnaud Versini <arnaud.versini@pm.me>
2024-04-03 12:59:48 +02:00

308 lines
9.4 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 <cclass_unicode.hxx>
#include <com/sun/star/i18n/KCharacterType.hpp>
#include <com/sun/star/i18n/WordType.hpp>
#include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
#include <unicode/uchar.h>
#include <cppuhelper/exc_hlp.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <breakiteratorImpl.hxx>
#include <transliteration_body.hxx>
#include <rtl/ref.hxx>
#include <o3tl/string_view.hxx>
#include <utility>
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::i18n;
using namespace ::com::sun::star::lang;
namespace i18npool {
// class cclass_Unicode
// ----------------------------------------------------;
cclass_Unicode::cclass_Unicode( uno::Reference < XComponentContext > xContext ) :
transToUpper( new Transliteration_casemapping() ),
transToLower( new Transliteration_casemapping() ),
transToTitle( new Transliteration_casemapping() ),
m_xContext(std::move( xContext )),
nStartTypes( 0 ),
nContTypes( 0 ),
cGroupSep( ',' ),
cDecimalSep( '.' ),
cDecimalSepAlt( 0 )
{
transToUpper->setMappingType(MappingType::ToUpper);
transToLower->setMappingType(MappingType::ToLower);
transToTitle->setMappingType(MappingType::ToTitle);
}
cclass_Unicode::~cclass_Unicode() {
destroyParserTable();
}
OUString SAL_CALL
cclass_Unicode::toUpper( const OUString& Text, sal_Int32 nPos, sal_Int32 nCount, const Locale& rLocale ) {
sal_Int32 len = Text.getLength();
if (nPos >= len)
return OUString();
if (nCount + nPos > len)
nCount = len - nPos;
transToUpper->setLocale(rLocale);
return transToUpper->transliterateString2String(Text, nPos, nCount);
}
OUString SAL_CALL
cclass_Unicode::toLower( const OUString& Text, sal_Int32 nPos, sal_Int32 nCount, const Locale& rLocale ) {
sal_Int32 len = Text.getLength();
if (nPos >= len)
return OUString();
if (nCount + nPos > len)
nCount = len - nPos;
transToLower->setLocale(rLocale);
return transToLower->transliterateString2String(Text, nPos, nCount);
}
OUString SAL_CALL
cclass_Unicode::toTitle( const OUString& Text, sal_Int32 nPos, sal_Int32 nCount, const Locale& rLocale ) {
try
{
sal_Int32 len = Text.getLength();
if (nPos >= len)
return OUString();
if (nCount + nPos > len)
nCount = len - nPos;
transToTitle->setLocale(rLocale);
rtl_uString* pStr = rtl_uString_alloc(nCount);
sal_Unicode* out = pStr->buffer;
rtl::Reference< BreakIteratorImpl > xBrk(new BreakIteratorImpl(m_xContext));
Boundary bdy = xBrk->getWordBoundary(Text, nPos, rLocale,
WordType::ANYWORD_IGNOREWHITESPACES, true);
for (sal_Int32 i = nPos; i < nCount + nPos; i++, out++) {
if (i >= bdy.endPos)
bdy = xBrk->nextWord(Text, bdy.endPos, rLocale,
WordType::ANYWORD_IGNOREWHITESPACES);
*out = (i == bdy.startPos) ?
transToTitle->transliterateChar2Char(Text[i]) : Text[i];
}
*out = 0;
return OUString( pStr, SAL_NO_ACQUIRE );
}
catch (const RuntimeException&)
{
throw;
}
catch (const Exception& e)
{
uno::Any a(cppu::getCaughtException());
throw lang::WrappedTargetRuntimeException(
"wrapped " + a.getValueTypeName() + ": " + e.Message,
uno::Reference<uno::XInterface>(), a);
}
}
sal_Int16 SAL_CALL
cclass_Unicode::getType( const OUString& Text, sal_Int32 nPos ) {
if ( nPos < 0 || Text.getLength() <= nPos ) return 0;
return static_cast<sal_Int16>(u_charType(Text.iterateCodePoints(&nPos, 0)));
}
sal_Int16 SAL_CALL
cclass_Unicode::getCharacterDirection( const OUString& Text, sal_Int32 nPos ) {
if ( nPos < 0 || Text.getLength() <= nPos ) return 0;
return static_cast<sal_Int16>(u_charDirection(Text.iterateCodePoints(&nPos, 0)));
}
sal_Int16 SAL_CALL
cclass_Unicode::getScript( const OUString& Text, sal_Int32 nPos ) {
if ( nPos < 0 || Text.getLength() <= nPos ) return 0;
// ICU Unicode script type UBlockCode starts from 1 for Basic Latin,
// while OO.o enum UnicideScript starts from 0.
// To map ICU UBlockCode to OO.o UnicodeScript, it needs to shift 1.
return static_cast<sal_Int16>(ublock_getCode(Text.iterateCodePoints(&nPos, 0)))-1;
}
sal_Int32
cclass_Unicode::getCharType( std::u16string_view Text, sal_Int32* nPos, sal_Int32 increment) {
using namespace ::com::sun::star::i18n::KCharacterType;
sal_uInt32 ch = o3tl::iterateCodePoints(Text, nPos, increment);
switch ( u_charType(ch) ) {
// Upper
case U_UPPERCASE_LETTER :
return UPPER|LETTER|PRINTABLE|BASE_FORM;
// Lower
case U_LOWERCASE_LETTER :
return LOWER|LETTER|PRINTABLE|BASE_FORM;
// Title
case U_TITLECASE_LETTER :
return TITLE_CASE|LETTER|PRINTABLE|BASE_FORM;
// Letter
case U_MODIFIER_LETTER :
case U_OTHER_LETTER :
return LETTER|PRINTABLE|BASE_FORM;
// Digit
case U_DECIMAL_DIGIT_NUMBER:
case U_LETTER_NUMBER:
case U_OTHER_NUMBER:
return DIGIT|PRINTABLE|BASE_FORM;
// Base
case U_NON_SPACING_MARK:
case U_ENCLOSING_MARK:
case U_COMBINING_SPACING_MARK:
return BASE_FORM|PRINTABLE;
// Print
case U_SPACE_SEPARATOR:
case U_DASH_PUNCTUATION:
case U_INITIAL_PUNCTUATION:
case U_FINAL_PUNCTUATION:
case U_CONNECTOR_PUNCTUATION:
case U_OTHER_PUNCTUATION:
case U_MATH_SYMBOL:
case U_CURRENCY_SYMBOL:
case U_MODIFIER_SYMBOL:
case U_OTHER_SYMBOL:
return PRINTABLE;
// Control
case U_CONTROL_CHAR:
case U_FORMAT_CHAR:
return CONTROL;
case U_LINE_SEPARATOR:
case U_PARAGRAPH_SEPARATOR:
return CONTROL|PRINTABLE;
// for all others
default:
return U_GENERAL_OTHER_TYPES;
}
}
sal_Int32 SAL_CALL
cclass_Unicode::getCharacterType( const OUString& Text, sal_Int32 nPos, const Locale& /*rLocale*/ ) {
if ( nPos < 0 || Text.getLength() <= nPos ) return 0;
return getCharType(Text, &nPos, 0);
}
sal_Int32 SAL_CALL
cclass_Unicode::getStringType( const OUString& Text, sal_Int32 nPos, sal_Int32 nCount, const Locale& /*rLocale*/ ) {
if ( nPos < 0 || Text.getLength() <= nPos ) return 0;
sal_Int32 result = 0;
while (nCount > 0 && nPos < Text.getLength())
{
sal_Int32 nOrigPos = nPos;
result |= getCharType(Text, &nPos, 1);
sal_Int32 nUtf16Units = nPos - nOrigPos;
nCount -= nUtf16Units;
}
return result;
}
ParseResult SAL_CALL cclass_Unicode::parseAnyToken(
const OUString& Text,
sal_Int32 nPos,
const Locale& rLocale,
sal_Int32 startCharTokenType,
const OUString& userDefinedCharactersStart,
sal_Int32 contCharTokenType,
const OUString& userDefinedCharactersCont )
{
ParseResult r;
if ( Text.getLength() <= nPos )
return r;
setupParserTable( rLocale,
startCharTokenType, userDefinedCharactersStart,
contCharTokenType, userDefinedCharactersCont );
parseText( r, Text, nPos );
return r;
}
ParseResult SAL_CALL cclass_Unicode::parsePredefinedToken(
sal_Int32 nTokenType,
const OUString& Text,
sal_Int32 nPos,
const Locale& rLocale,
sal_Int32 startCharTokenType,
const OUString& userDefinedCharactersStart,
sal_Int32 contCharTokenType,
const OUString& userDefinedCharactersCont )
{
ParseResult r;
if ( Text.getLength() <= nPos )
return r;
setupParserTable( rLocale,
startCharTokenType, userDefinedCharactersStart,
contCharTokenType, userDefinedCharactersCont );
parseText( r, Text, nPos, nTokenType );
return r;
}
OUString SAL_CALL cclass_Unicode::getImplementationName()
{
return u"com.sun.star.i18n.CharacterClassification_Unicode"_ustr;
}
sal_Bool SAL_CALL cclass_Unicode::supportsService(const OUString& rServiceName)
{
return cppu::supportsService(this, rServiceName);
}
Sequence< OUString > SAL_CALL cclass_Unicode::getSupportedServiceNames()
{
return { u"com.sun.star.i18n.CharacterClassification_Unicode"_ustr };
}
}
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
com_sun_star_i18n_CharacterClassification_Unicode_get_implementation(
css::uno::XComponentContext *context,
css::uno::Sequence<css::uno::Any> const &)
{
return cppu::acquire(new i18npool::cclass_Unicode(context));
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */