Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 187 insertions, 0 deletions

diff --git a/i18npool/inc/cclass_unicode.hxx b/i18npool/inc/cclass_unicode.hxx
new file mode 100644
index 000000000..03c03d5bb
--- /dev/null
+++ b/i18npool/inc/cclass_unicode.hxx
@@ -0,0 +1,187 @@
+/* -*- 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 .
+ */
+#pragma once
+
+#include <com/sun/star/i18n/XCharacterClassification.hpp>
+#include <cppuhelper/implbase.hxx>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <rtl/ref.hxx>
+
+#include <o3tl/typed_flags_set.hxx>
+#include <memory>
+
+namespace com::sun::star::uno { class XComponentContext; }
+namespace com::sun::star::i18n { class XNativeNumberSupplier; }
+namespace com::sun::star::i18n { class XLocaleData5; }
+namespace i18npool { class Transliteration_casemapping; }
+
+
+/// Flag values of table.
+enum class ParserFlags : sal_uInt32  {
+    ILLEGAL         = 0x00000000,
+    CHAR            = 0x00000001,
+    CHAR_BOOL       = 0x00000002,
+    CHAR_WORD       = 0x00000004,
+    CHAR_VALUE      = 0x00000008,
+    CHAR_STRING     = 0x00000010,
+    CHAR_DONTCARE   = 0x00000020,
+    BOOL            = 0x00000040,
+    WORD            = 0x00000080,
+    WORD_SEP        = 0x00000100,
+    VALUE           = 0x00000200,
+    VALUE_SEP       = 0x00000400,
+    VALUE_EXP       = 0x00000800,
+    VALUE_SIGN      = 0x00001000,
+    VALUE_EXP_VALUE = 0x00002000,
+    VALUE_DIGIT     = 0x00004000,
+    NAME_SEP        = 0x20000000,
+    STRING_SEP      = 0x40000000,
+    EXCLUDED        = 0x80000000,
+};
+namespace o3tl {
+    template<> struct typed_flags<ParserFlags> : is_typed_flags<ParserFlags, 0xe0007fff> {};
+}
+
+
+namespace i18npool {
+
+class cclass_Unicode final : public cppu::WeakImplHelper < css::i18n::XCharacterClassification, css::lang::XServiceInfo >
+{
+public:
+    cclass_Unicode(css::uno::Reference < css::uno::XComponentContext > xContext );
+    virtual ~cclass_Unicode() override;
+
+    virtual OUString SAL_CALL toUpper( const OUString& Text, sal_Int32 nPos, sal_Int32 nCount,
+        const css::lang::Locale& rLocale ) override;
+    virtual OUString SAL_CALL toLower( const OUString& Text, sal_Int32 nPos, sal_Int32 nCount,
+        const css::lang::Locale& rLocale ) override;
+    virtual OUString SAL_CALL toTitle( const OUString& Text, sal_Int32 nPos, sal_Int32 nCount,
+        const css::lang::Locale& rLocale ) override;
+    virtual sal_Int16 SAL_CALL getType( const OUString& Text, sal_Int32 nPos ) override;
+    virtual sal_Int16 SAL_CALL getCharacterDirection( const OUString& Text, sal_Int32 nPos ) override;
+    virtual sal_Int16 SAL_CALL getScript( const OUString& Text, sal_Int32 nPos ) override;
+    virtual sal_Int32 SAL_CALL getCharacterType( const OUString& text, sal_Int32 nPos,
+        const css::lang::Locale& rLocale ) override;
+    virtual sal_Int32 SAL_CALL getStringType( const OUString& text, sal_Int32 nPos, sal_Int32 nCount,
+        const css::lang::Locale& rLocale ) override;
+    virtual css::i18n::ParseResult SAL_CALL parseAnyToken( const OUString& Text, sal_Int32 nPos,
+        const css::lang::Locale& rLocale, sal_Int32 nStartCharFlags, const OUString& userDefinedCharactersStart,
+        sal_Int32 nContCharFlags, const OUString& userDefinedCharactersCont ) override;
+    virtual css::i18n::ParseResult SAL_CALL parsePredefinedToken( sal_Int32 nTokenType, const OUString& Text,
+        sal_Int32 nPos, const css::lang::Locale& rLocale, sal_Int32 nStartCharFlags,
+        const OUString& userDefinedCharactersStart, sal_Int32 nContCharFlags,
+        const OUString& userDefinedCharactersCont ) override;
+
+    //XServiceInfo
+    virtual OUString SAL_CALL getImplementationName() override;
+    virtual sal_Bool SAL_CALL supportsService(const OUString& ServiceName) override;
+    virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
+
+private:
+    // These are performance sensitive, so we don't want to use locking and switch their state, so just
+    // have multiple copies.
+    rtl::Reference<Transliteration_casemapping> transToUpper;
+    rtl::Reference<Transliteration_casemapping> transToLower;
+    rtl::Reference<Transliteration_casemapping> transToTitle;
+
+// --- parser specific (implemented in cclass_unicode_parser.cxx) ---
+
+    enum ScanState
+    {
+        ssGetChar, // initial state; -> ssBounce, ssGetValue, ssRewindFromValue, ssGetWord, ssGetWordFirstChar, ssGetString, ssGetBool, ssStop
+        ssGetValue, // -> ssBounce, ssRewindFromValue, ssStopBack, ssGetWord
+        ssGetWord, // -> ssBounce, ssStop, ssStopBack
+        ssGetWordFirstChar, // -> ssBounce, ssGetWord, ssStop, ssStopBack
+        ssGetString, // -> ssBounce, ssStop
+        ssGetBool, // -> ssBounce, ssStop, ssStopBack
+        ssRewindFromValue, // -> ssBounce, ssGetValue, ssGetWord, ssGetWordFirstChar, ssGetString, ssGetBool, ssStop, ssIgnoreLeadingInRewind
+        ssIgnoreLeadingInRewind, // -> ssBounce, ssGetValue, ssRewindFromValue, ssGetWord, ssGetWordFirstChar, ssGetString, ssGetBool, ssStop
+        ssStopBack, // -> ssStop
+        ssBounce, // -> ssStopBack
+        ssStop
+    };
+
+    static const sal_uInt8      nDefCnt;
+    static const ParserFlags    pDefaultParserTable[];
+    static const sal_Int32      pParseTokensType[];
+
+    /// If and where c occurs in pStr
+    static  const sal_Unicode*  StrChr( const sal_Unicode* pStr, sal_uInt32 c );
+
+
+    css::uno::Reference < css::uno::XComponentContext > m_xContext;
+
+    /// used for parser only
+    css::lang::Locale    aParserLocale;
+    css::uno::Reference < css::i18n::XLocaleData5 > mxLocaleData;
+    css::uno::Reference < css::i18n::XNativeNumberSupplier > xNatNumSup;
+    OUString             aStartChars;
+    OUString             aContChars;
+    std::unique_ptr<ParserFlags[]> pTable;
+    std::unique_ptr<ParserFlags[]> pStart;
+    std::unique_ptr<ParserFlags[]> pCont;
+    sal_Int32            nStartTypes;
+    sal_Int32            nContTypes;
+    sal_Unicode          cGroupSep;
+    sal_Unicode          cDecimalSep;
+    sal_Unicode          cDecimalSepAlt;
+
+    /// Get corresponding KParseTokens flag for a character
+    static sal_Int32 getParseTokensType(sal_uInt32 c, bool isFirst);
+
+    /// Access parser table flags.
+    ParserFlags getFlags(sal_uInt32 c, ScanState eState);
+
+    /// Access parser flags via International and special definitions.
+    ParserFlags getFlagsExtended(sal_uInt32 c, ScanState eState) const;
+
+    /// Access parser table flags for user defined start characters.
+    ParserFlags getStartCharsFlags( sal_uInt32 c );
+
+    /// Access parser table flags for user defined continuation characters.
+    ParserFlags getContCharsFlags( sal_Unicode c );
+
+    /// Setup parser table. Calls initParserTable() only if needed.
+    void setupParserTable( const css::lang::Locale& rLocale, sal_Int32 startCharTokenType,
+        const OUString& userDefinedCharactersStart, sal_Int32 contCharTokenType,
+        const OUString& userDefinedCharactersCont );
+
+    /// Init parser table.
+    void initParserTable( const css::lang::Locale& rLocale, sal_Int32 startCharTokenType,
+        const OUString& userDefinedCharactersStart, sal_Int32 contCharTokenType,
+        const OUString& userDefinedCharactersCont );
+
+    /// Destroy parser table.
+    void destroyParserTable();
+
+    /// Parse a text.
+    void parseText( css::i18n::ParseResult& r, const OUString& rText, sal_Int32 nPos,
+        sal_Int32 nTokenType = 0xffffffff );
+
+    /// Setup International class, new'ed only if different from existing.
+    void setupInternational( const css::lang::Locale& rLocale );
+
+    /// Implementation of getCharacterType() for one single character
+    static sal_Int32 getCharType( const OUString& Text, sal_Int32 *nPos, sal_Int32 increment);
+
+};
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */