/* -*- 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 .

 */

#ifndef INCLUDED_VCL_TEXTDATA_HXX

#define INCLUDED_VCL_TEXTDATA_HXX

#include <sal/types.h>

#include <rtl/ustring.hxx>

#include <svl/hint.hxx>

#include <vcl/dllapi.h>

#include <memory>

enum class ExtTextInputAttr;

// for Notify, if all paragraphs were deleted

#define TEXT_PARA_ALL               SAL_MAX_UINT32

#define TEXT_INDEX_ALL              SAL_MAX_INT32

class TextPaM

{

private:

    sal_uInt32          mnPara;

    sal_Int32           mnIndex;

public:

                    TextPaM() : mnPara(0), mnIndex(0) {}

                    TextPaM( sal_uInt32 nPara, sal_Int32 nIndex ) : mnPara(nPara), mnIndex(nIndex) {}

    sal_uInt32          GetPara() const     { return mnPara; }

    sal_uInt32&         GetPara()           { return mnPara; }

    sal_Int32           GetIndex() const    { return mnIndex; }

    sal_Int32&          GetIndex()          { return mnIndex; }

    inline bool     operator == ( const TextPaM& rPaM ) const;

    inline bool     operator != ( const TextPaM& rPaM ) const;

    inline bool     operator < ( const TextPaM& rPaM ) const;

    inline bool     operator > ( const TextPaM& rPaM ) const;

};

inline bool TextPaM::operator == ( const TextPaM& rPaM ) const

{

    return ( mnPara == rPaM.mnPara ) && ( mnIndex == rPaM.mnIndex );

}

inline bool TextPaM::operator != ( const TextPaM& rPaM ) const

{

    return !( *this == rPaM );

}

inline bool TextPaM::operator < ( const TextPaM& rPaM ) const

{

    return ( mnPara < rPaM.mnPara ) ||

           ( ( mnPara == rPaM.mnPara ) && mnIndex < rPaM.mnIndex );

}

inline bool TextPaM::operator > ( const TextPaM& rPaM ) const

{

    return ( mnPara > rPaM.mnPara ) ||

           ( ( mnPara == rPaM.mnPara ) && mnIndex > rPaM.mnIndex );

}

class VCL_DLLPUBLIC TextSelection

{

private:

    TextPaM         maStartPaM;

    TextPaM         maEndPaM;

public:

                    TextSelection();

                    TextSelection( const TextPaM& rPaM );

                    TextSelection( const TextPaM& rStart, const TextPaM& rEnd );

    const TextPaM&  GetStart() const    { return maStartPaM; }

    TextPaM&        GetStart()          { return maStartPaM; }

    const TextPaM&  GetEnd() const      { return maEndPaM; }

    TextPaM&        GetEnd()            { return maEndPaM; }

    void            Justify();

    bool            HasRange() const    { return maStartPaM != maEndPaM; }

    inline bool     operator == ( const TextSelection& rSel ) const;

    inline bool     operator != ( const TextSelection& rSel ) const;

};

inline bool TextSelection::operator == ( const TextSelection& rSel ) const

{

    return ( ( maStartPaM == rSel.maStartPaM ) && ( maEndPaM == rSel.maEndPaM ) );

}

inline bool TextSelection::operator != ( const TextSelection& rSel ) const

{

    return !( *this == rSel );

}

class VCL_DLLPUBLIC TextHint : public SfxHint

{

private:

    sal_Int32   mnValue;

public:

    TextHint( SfxHintId nId );

    TextHint( SfxHintId nId, sal_Int32 nValue );

    sal_Int32   GetValue() const        { return mnValue; }

};

struct TEIMEInfos

{

    OUString    aOldTextAfterStartPos;

    std::unique_ptr<ExtTextInputAttr[]> pAttribs;

    TextPaM     aPos;

    sal_Int32   nLen;

    bool        bWasCursorOverwrite;

    TEIMEInfos(const TextPaM& rPos, OUString aOldTextAfterStartPos);

    ~TEIMEInfos();

    void CopyAttribs(const ExtTextInputAttr* pA, sal_Int32 nL);

    void DestroyAttribs();

};

#endif // INCLUDED_VCL_TEXTDATA_HXX

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