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EditableI.h

//-------------------------------------------------------------------------
//
// File:        EditableI.h
// Desc:        Editable interface.
// Author:      memon <memon@inside.org>
//
//-------------------------------------------------------------------------
//  Copyright (c) 2000-2002 Moppi Productions. All Rights Reserved.
//  This file is part of Moppi Demopaja SDK. For conditions of 
//  distribution and use, see the accompanying license.txt file.
//  http://moppi.inside.org/demopaja/
//-------------------------------------------------------------------------

#ifndef __DEMOPAJA_EDITABLEI_H__
#define __DEMOPAJA_EDITABLEI_H__

// forward decl.
namespace Edit {
    class EditableI;
};

#include "DataBlockI.h"
#include "UndoC.h"
#include "FileIO.h"


namespace Edit {


    class EditableI : public DataBlockI
    {
    public:
        // Creates new datablock. See DataBlockI.
        virtual DataBlockI*         create() = 0;


        virtual DataBlockI*         create( EditableI* pOriginal ) = 0;



        virtual void                copy( EditableI* pEditable ) = 0;


        virtual void                restore( EditableI* pEditable ) = 0;


        virtual EditableI*          duplicate();


        virtual EditableI*          clone();


        virtual EditableI*          get_original() const;


        virtual UndoC*              begin_editing( UndoC* pUndo );


        virtual void                end_editing( UndoC* pUndo );


        virtual UndoC*              get_undo();

        virtual PajaTypes::uint32   save( FileIO::SaveC* pSave ) = 0;

        virtual PajaTypes::uint32   load( FileIO::LoadC* pLoad ) = 0;

    protected:
        EditableI();
        EditableI( EditableI* m_pOriginal );
        virtual ~EditableI();

    private:
        EditableI*      m_pOriginal;
        UndoC*          m_pUndo;
        bool            m_bAlive;
    };

};

#endif // __DEMOPAJA_EDITABLEI_H__

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