/* -*- 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 <i18npool/breakiterator.hxx>

#include <utility>

#include <vector>

namespace com::sun::star::uno { class XComponentContext; }

namespace i18npool {

class BreakIteratorImpl : public BreakIterator

{

public:

    BreakIteratorImpl( const css::uno::Reference < css::uno::XComponentContext >& rxContext );

    BreakIteratorImpl();

    virtual ~BreakIteratorImpl() override;

    virtual sal_Int32 SAL_CALL nextCharacters( const OUString& Text, sal_Int32 nStartPos,

        const css::lang::Locale& rLocale, sal_Int16 nCharacterIteratorMode, sal_Int32 nCount,

        sal_Int32& nDone ) override;

    virtual sal_Int32 SAL_CALL previousCharacters( const OUString& Text, sal_Int32 nStartPos,

        const css::lang::Locale& nLocale, sal_Int16 nCharacterIteratorMode, sal_Int32 nCount,

        sal_Int32& nDone ) override;

    virtual css::i18n::Boundary SAL_CALL previousWord( const OUString& Text, sal_Int32 nStartPos,

        const css::lang::Locale& nLocale, sal_Int16 WordType) override;

    virtual css::i18n::Boundary SAL_CALL nextWord( const OUString& Text, sal_Int32 nStartPos,

        const css::lang::Locale& nLocale, sal_Int16 WordType) override;

    virtual css::i18n::Boundary SAL_CALL getWordBoundary( const OUString& Text, sal_Int32 nPos,

        const css::lang::Locale& nLocale, sal_Int16 WordType, sal_Bool bDirection ) override;

    virtual sal_Bool SAL_CALL isBeginWord( const OUString& Text, sal_Int32 nPos,

        const css::lang::Locale& nLocale, sal_Int16 WordType ) override;

    virtual sal_Bool SAL_CALL isEndWord( const OUString& Text, sal_Int32 nPos,

        const css::lang::Locale& nLocale, sal_Int16 WordType ) override;

    virtual sal_Int16 SAL_CALL getWordType( const OUString& Text, sal_Int32 nPos,

        const css::lang::Locale& nLocale ) override;

    virtual sal_Int32 SAL_CALL beginOfSentence( const OUString& Text, sal_Int32 nStartPos,

        const css::lang::Locale& nLocale ) override;

    virtual sal_Int32 SAL_CALL endOfSentence( const OUString& Text, sal_Int32 nStartPos,

        const css::lang::Locale& nLocale ) override;

    virtual css::i18n::LineBreakResults SAL_CALL getLineBreak( const OUString& Text, sal_Int32 nStartPos,

        const css::lang::Locale& nLocale, sal_Int32 nMinBreakPos,

        const css::i18n::LineBreakHyphenationOptions& hOptions,

        const css::i18n::LineBreakUserOptions& bOptions ) override;

    virtual sal_Int16 SAL_CALL getScriptType( const OUString& Text, sal_Int32 nPos ) override;

    virtual sal_Int32 SAL_CALL beginOfScript( const OUString& Text, sal_Int32 nStartPos,

        sal_Int16 ScriptType ) override;

    virtual sal_Int32 SAL_CALL endOfScript( const OUString& Text, sal_Int32 nStartPos,

        sal_Int16 ScriptType ) override;

    virtual sal_Int32 SAL_CALL previousScript( const OUString& Text, sal_Int32 nStartPos,

        sal_Int16 ScriptType ) override;

    virtual sal_Int32 SAL_CALL nextScript( const OUString& Text, sal_Int32 nStartPos,

        sal_Int16 ScriptType ) override;

    virtual sal_Int32 SAL_CALL beginOfCharBlock( const OUString& Text, sal_Int32 nStartPos,

        const css::lang::Locale& nLocale, sal_Int16 CharType ) override;

    virtual sal_Int32 SAL_CALL endOfCharBlock( const OUString& Text, sal_Int32 nStartPos,

        const css::lang::Locale& nLocale, sal_Int16 CharType ) override;

    virtual sal_Int32 SAL_CALL previousCharBlock( const OUString& Text, sal_Int32 nStartPos,

        const css::lang::Locale& nLocale, sal_Int16 CharType ) override;

    virtual sal_Int32 SAL_CALL nextCharBlock( const OUString& Text, sal_Int32 nStartPos,

        const css::lang::Locale& nLocale, sal_Int16 CharType ) 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;

    virtual sal_Int32 endOfScript( std::u16string_view Text, sal_Int32 nStartPos, sal_Int16 ScriptType ) override;

    virtual sal_Int32 beginOfScript( std::u16string_view Text, sal_Int32 nStartPos, sal_Int16 ScriptType ) override;

    static sal_Int16 getScriptClass(sal_uInt32 currentChar);

protected:

    css::i18n::Boundary result; // for word break iterator

private:

    struct lookupTableItem {

        lookupTableItem(css::lang::Locale _aLocale, css::uno::Reference < XBreakIterator > _xBI) : aLocale(std::move(_aLocale)), xBI(std::move(_xBI)) {};

        css::lang::Locale aLocale;

        css::uno::Reference < XBreakIterator > xBI;

    };

    std::vector<lookupTableItem>                        lookupTable;

    css::lang::Locale                                   aLocale;

    css::uno::Reference < XBreakIterator >              xBI;

    css::uno::Reference < css::uno::XComponentContext > m_xContext;

    /// @throws css::uno::RuntimeException

    bool createLocaleSpecificBreakIterator( const OUString& aLocaleName );

    /// @throws css::uno::RuntimeException

    const css::uno::Reference < XBreakIterator > & getLocaleSpecificBreakIterator( const css::lang::Locale& rLocale );

};

} // i18npool

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