diff options
Diffstat (limited to 'i18npool/source/indexentry/indexentrysupplier_asian.cxx')
| -rw-r--r-- | i18npool/source/indexentry/indexentrysupplier_asian.cxx | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/i18npool/source/indexentry/indexentrysupplier_asian.cxx b/i18npool/source/indexentry/indexentrysupplier_asian.cxx new file mode 100644 index 000000000000..644277e24156 --- /dev/null +++ b/i18npool/source/indexentry/indexentrysupplier_asian.cxx @@ -0,0 +1,157 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * 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 <rtl/ustrbuf.hxx> +#include <indexentrysupplier_asian.hxx> +#include <data/indexdata_alphanumeric.h> + +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::lang; +using namespace ::rtl; + +namespace com { namespace sun { namespace star { namespace i18n { + +extern "C" { static void SAL_CALL thisModule() {} } + +IndexEntrySupplier_asian::IndexEntrySupplier_asian( + const Reference < XMultiServiceFactory >& rxMSF ) : IndexEntrySupplier_Common(rxMSF) +{ + implementationName = "com.sun.star.i18n.IndexEntrySupplier_asian"; +#ifdef SAL_DLLPREFIX + OUString lib(RTL_CONSTASCII_USTRINGPARAM(SAL_DLLPREFIX"index_data"SAL_DLLEXTENSION)); +#else + OUString lib(RTL_CONSTASCII_USTRINGPARAM("index_data"SAL_DLLEXTENSION)); +#endif + hModule = osl_loadModuleRelative( + &thisModule, lib.pData, SAL_LOADMODULE_DEFAULT ); +} + +IndexEntrySupplier_asian::~IndexEntrySupplier_asian() +{ + if (hModule) osl_unloadModule(hModule); +} + +OUString SAL_CALL +IndexEntrySupplier_asian::getIndexCharacter( const OUString& rIndexEntry, + const Locale& rLocale, const OUString& rAlgorithm ) throw (RuntimeException) +{ + sal_Int32 i=0; + sal_uInt32 ch = rIndexEntry.iterateCodePoints(&i, 0); + if (hModule) { + OUString get(RTL_CONSTASCII_USTRINGPARAM("get_indexdata_")); + sal_uInt16** (*func)(sal_Int16*)=NULL; + if (rLocale.Language.equalsAsciiL(RTL_CONSTASCII_STRINGPARAM("zh")) && OUString(RTL_CONSTASCII_USTRINGPARAM("TW HK MO")).indexOf(rLocale.Country) >= 0) + func=(sal_uInt16** (*)(sal_Int16*))osl_getFunctionSymbol(hModule, (get+rLocale.Language+OUString(RTL_CONSTASCII_USTRINGPARAM("_TW_"))+rAlgorithm).pData); + if (!func) + func=(sal_uInt16** (*)(sal_Int16*))osl_getFunctionSymbol(hModule, (get+rLocale.Language+OUString('_')+rAlgorithm).pData); + if (func) { + sal_Int16 max_index; + sal_uInt16** idx=func(&max_index); + if (((sal_Int16)(ch >> 8)) <= max_index) { + sal_uInt16 address=idx[0][ch >> 8]; + if (address != 0xFFFF) { + address=idx[1][address+(ch & 0xFF)]; + return idx[2] ? OUString(&idx[2][address]) : OUString(address); + } + } + } + } + // using alphanumeric index for non-define stirng + return OUString(&idxStr[(ch & 0xFFFFFF00) ? 0 : ch], 1); +} + +OUString SAL_CALL +IndexEntrySupplier_asian::getIndexKey( const OUString& rIndexEntry, + const OUString& rPhoneticEntry, const Locale& rLocale) throw (RuntimeException) +{ + return getIndexCharacter(getEntry(rIndexEntry, rPhoneticEntry, rLocale), rLocale, aAlgorithm); +} + +sal_Int16 SAL_CALL +IndexEntrySupplier_asian::compareIndexEntry( + const OUString& rIndexEntry1, const OUString& rPhoneticEntry1, const Locale& rLocale1, + const OUString& rIndexEntry2, const OUString& rPhoneticEntry2, const Locale& rLocale2 ) + throw (RuntimeException) +{ + sal_Int32 result = collator->compareString(getEntry(rIndexEntry1, rPhoneticEntry1, rLocale1), + getEntry(rIndexEntry2, rPhoneticEntry2, rLocale2)); + + // equivalent of phonetic entries does not mean equivalent of index entries. + // we have to continue comparing index entry here. + if (result == 0 && usePhonetic && rPhoneticEntry1.getLength() > 0 && + rLocale1.Language == rLocale2.Language && rLocale1.Country == rLocale2.Country && + rLocale1.Variant == rLocale2.Variant) + result = collator->compareString(rIndexEntry1, rIndexEntry2); + return sal::static_int_cast< sal_Int16 >(result); // result in { -1, 0, 1 } +} + +OUString SAL_CALL +IndexEntrySupplier_asian::getPhoneticCandidate( const OUString& rIndexEntry, + const Locale& rLocale ) throw (RuntimeException) +{ + if (hModule) { + sal_uInt16 **(*func)(sal_Int16*)=NULL; + const sal_Char *func_name=NULL; + if (rLocale.Language.equalsAsciiL(RTL_CONSTASCII_STRINGPARAM("zh"))) + func_name=(OUString(RTL_CONSTASCII_USTRINGPARAM("TW HK MO")).indexOf(rLocale.Country) >= 0) ? "get_zh_zhuyin" : "get_zh_pinyin"; + else if (rLocale.Language.equalsAsciiL(RTL_CONSTASCII_STRINGPARAM("ko"))) + func_name="get_ko_phonetic"; + if (func_name) + func=(sal_uInt16 **(*)(sal_Int16*))osl_getFunctionSymbol(hModule, OUString::createFromAscii(func_name).pData); + if (func) { + OUStringBuffer candidate; + sal_Int16 max_index; + sal_uInt16** idx=func(&max_index); + OUString aIndexEntry=rIndexEntry; + for (sal_Int32 i=0,j=0; i < rIndexEntry.getLength(); i=j) { + sal_uInt32 ch = rIndexEntry.iterateCodePoints(&j, 1); + if (((sal_Int16)(ch>>8)) <= max_index) { + sal_uInt16 address = idx[0][ch>>8]; + if (address != 0xFFFF) { + address = idx[1][address + (ch & 0xFF)]; + if (i > 0 && rLocale.Language.equalsAsciiL(RTL_CONSTASCII_STRINGPARAM("zh"))) + candidate.appendAscii(" "); + if (idx[2]) + candidate.append(&idx[2][address]); + else + candidate.append(address); + } else + candidate.appendAscii(" "); + } + } + return candidate.makeStringAndClear(); + } + } + return OUString(); +} +} } } } + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |