equipment.h

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/*
 *  The ManaPlus Client
 *  Copyright (C) 2004-2009  The Mana World Development Team
 *  Copyright (C) 2009-2010  The Mana Developers
 *  Copyright (C) 2011-2019  The ManaPlus Developers
 *  Copyright (C) 2019-2021  Andrei Karas
 *
 *  This file is part of The ManaPlus Client.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  any later version.
 *
 *  This program 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef EQUIPMENT_H
#define EQUIPMENT_H
 
#include "localconsts.h"
 
class Item;
 
class Equipment final
{
    public:
        Equipment() :
            mBackend(nullptr)
        { }
 
        A_DELETE_COPY(Equipment)
 
        
        ~Equipment()
        { mBackend = nullptr; }
 
        class Backend notfinal
        {
            public:
                Backend()
                { }
 
                A_DELETE_COPY(Backend)
 
                virtual const Item *getEquipment(const int index)
                                                 const A_WARN_UNUSED = 0;
 
                virtual void clear() = 0;
 
                virtual ~Backend()
                { }
        };
 
        const Item *getEquipment(const int index) const A_WARN_UNUSED
        {
            return mBackend != nullptr ?
                mBackend->getEquipment(index) : nullptr;
        }
 
        void clear()
        { if (mBackend != nullptr) mBackend->clear(); }
 
        void setEquipment(int index,
                          int id,
                          int quantity);
 
        void setBackend(Backend *const backend)
        { mBackend = backend; }
 
        const Backend *getBackend() const noexcept2 A_WARN_UNUSED
        { return mBackend; }
 
    private:
        Backend *mBackend;
};
 
#endif  // EQUIPMENT_H