inventory.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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 3 of the License, or
 * (at your option) 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 MUTATIONOFJB_INVENTORY_H
#define MUTATIONOFJB_INVENTORY_H
 
#include "common/array.h"
#include "common/serializer.h"
#include "common/scummsys.h"
#include "common/str.h"
 
namespace MutationOfJB {
 
class Game;
 
class InventoryObserver {
public:
    virtual void onInventoryChanged() = 0;
    virtual ~InventoryObserver() {}
};
 
class Inventory : public Common::Serializable {
public:
    enum {
        VISIBLE_ITEMS = 6
    };
 
    typedef Common::Array<Common::String> Items;
 
    Inventory() : _observer(nullptr) {}
 
    const Items &getItems() const;
    bool hasItem(const Common::String &item) const;
    void addItem(const Common::String &item);
    void removeItem(const Common::String &item);
    void removeAllItems();
    void renameItem(const Common::String &oldName, const Common::String &newName);
 
    void scrollLeft();
    void scrollRight();
 
    void setObserver(InventoryObserver *observer);
 
    void saveLoadWithSerializer(Common::Serializer &sz) override;
 
private:
    void rotateItemsRight(uint n);
    void rotateItemsLeft(uint n);
    void reverseItems(uint from, uint to);
 
    Items _items;
    InventoryObserver *_observer;
};
 
}
 
#endif