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Diffstat (limited to 'i18npool/source/characterclassification/cclass_unicode.cxx')
| -rw-r--r-- | i18npool/source/characterclassification/cclass_unicode.cxx | 288 |
1 files changed, 288 insertions, 0 deletions
diff --git a/i18npool/source/characterclassification/cclass_unicode.cxx b/i18npool/source/characterclassification/cclass_unicode.cxx new file mode 100644 index 000000000000..045512e61258 --- /dev/null +++ b/i18npool/source/characterclassification/cclass_unicode.cxx @@ -0,0 +1,288 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_i18npool.hxx" + +#include <cclass_unicode.hxx> +#include <com/sun/star/i18n/UnicodeScript.hpp> +#include <com/sun/star/i18n/UnicodeType.hpp> +#include <com/sun/star/i18n/KCharacterType.hpp> +#include <unicode/uchar.h> +#include <i18nutil/x_rtl_ustring.h> +#include <breakiteratorImpl.hxx> + +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::lang; +using namespace ::rtl; + +namespace com { namespace sun { namespace star { namespace i18n { +// ---------------------------------------------------- +// class cclass_Unicode +// ----------------------------------------------------; + +cclass_Unicode::cclass_Unicode( uno::Reference < XMultiServiceFactory > xSMgr ) : xMSF( xSMgr ), + pTable( NULL ), + pStart( NULL ), + pCont( NULL ), + nStartTypes( 0 ), + nContTypes( 0 ), + eState( ssGetChar ), + cGroupSep( ',' ), + cDecimalSep( '.' ) +{ + trans = new Transliteration_casemapping(); + cClass = "com.sun.star.i18n.CharacterClassification_Unicode"; +} + +cclass_Unicode::~cclass_Unicode() { + destroyParserTable(); + delete trans; +} + + +OUString SAL_CALL +cclass_Unicode::toUpper( const OUString& Text, sal_Int32 nPos, sal_Int32 nCount, const Locale& rLocale ) throw(RuntimeException) { + sal_Int32 len = Text.getLength(); + if (nPos >= len) + return OUString(); + if (nCount + nPos > len) + nCount = len - nPos; + + trans->setMappingType(MappingTypeToUpper, rLocale); + return trans->transliterateString2String(Text, nPos, nCount); +} + +OUString SAL_CALL +cclass_Unicode::toLower( const OUString& Text, sal_Int32 nPos, sal_Int32 nCount, const Locale& rLocale ) throw(RuntimeException) { + sal_Int32 len = Text.getLength(); + if (nPos >= len) + return OUString(); + if (nCount + nPos > len) + nCount = len - nPos; + + trans->setMappingType(MappingTypeToLower, rLocale); + return trans->transliterateString2String(Text, nPos, nCount); +} + +OUString SAL_CALL +cclass_Unicode::toTitle( const OUString& Text, sal_Int32 nPos, sal_Int32 nCount, const Locale& rLocale ) throw(RuntimeException) { + sal_Int32 len = Text.getLength(); + if (nPos >= len) + return OUString(); + if (nCount + nPos > len) + nCount = len - nPos; + + trans->setMappingType(MappingTypeToTitle, rLocale); + rtl_uString* pStr = x_rtl_uString_new_WithLength( nCount, 1 ); + sal_Unicode* out = pStr->buffer; + BreakIteratorImpl brk(xMSF); + Boundary bdy = brk.getWordBoundary(Text, nPos, rLocale, + WordType::ANYWORD_IGNOREWHITESPACES, sal_True); + for (sal_Int32 i = nPos; i < nCount + nPos; i++, out++) { + if (i >= bdy.endPos) + bdy = brk.nextWord(Text, bdy.endPos, rLocale, + WordType::ANYWORD_IGNOREWHITESPACES); + *out = (i == bdy.startPos) ? + trans->transliterateChar2Char(Text[i]) : Text[i]; + } + *out = 0; + return OUString( pStr, SAL_NO_ACQUIRE ); +} + +sal_Int16 SAL_CALL +cclass_Unicode::getType( const OUString& Text, sal_Int32 nPos ) throw(RuntimeException) { + if ( nPos < 0 || Text.getLength() <= nPos ) return 0; + return (sal_Int16) u_charType(Text.iterateCodePoints(&nPos, 0)); +} + +sal_Int16 SAL_CALL +cclass_Unicode::getCharacterDirection( const OUString& Text, sal_Int32 nPos ) throw(RuntimeException) { + if ( nPos < 0 || Text.getLength() <= nPos ) return 0; + return (sal_Int16) u_charDirection(Text.iterateCodePoints(&nPos, 0)); +} + + +sal_Int16 SAL_CALL +cclass_Unicode::getScript( const OUString& Text, sal_Int32 nPos ) throw(RuntimeException) { + if ( nPos < 0 || Text.getLength() <= nPos ) return 0; + // ICU Unicode script type UBlockCode starts from 1 for Basci Latin, + // while OO.o enum UnicideScript starts from 0. + // To map ICU UBlockCode to OO.o UnicodeScript, it needs to shift 1. + return (sal_Int16) ublock_getCode(Text.iterateCodePoints(&nPos, 0))-1; +} + + +sal_Int32 SAL_CALL +cclass_Unicode::getCharType( const OUString& Text, sal_Int32* nPos, sal_Int32 increment) { + using namespace ::com::sun::star::i18n::KCharacterType; + + sal_uInt32 ch = Text.iterateCodePoints(nPos, increment); + if (increment > 0) ch = Text.iterateCodePoints(nPos, 0); + 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*/ ) throw(RuntimeException) { + 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*/ ) throw(RuntimeException) { + if ( nPos < 0 || Text.getLength() <= nPos ) return 0; + + sal_Int32 result = getCharType(Text, &nPos, 0); + for (sal_Int32 i = 1; i < nCount && nPos < Text.getLength(); i++) + result |= getCharType(Text, &nPos, 1); + 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 ) + throw(RuntimeException) +{ + 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 ) + throw(RuntimeException) +{ + 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() throw( RuntimeException ) +{ + return OUString::createFromAscii(cClass); +} + + +sal_Bool SAL_CALL cclass_Unicode::supportsService(const OUString& rServiceName) throw( RuntimeException ) +{ + return !rServiceName.compareToAscii(cClass); +} + +Sequence< OUString > SAL_CALL cclass_Unicode::getSupportedServiceNames() throw( RuntimeException ) +{ + Sequence< OUString > aRet(1); + aRet[0] = OUString::createFromAscii(cClass); + return aRet; +} + +} } } } + |