actor.h

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/*
 *  The Mana Client
 *  Copyright (C) 2010-2012  The Mana Developers
 *
 *  This file is part of The Mana 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/>.
 */
 
#pragma once
 
#include "vector.h"
 
#include <list>
 
class Actor;
class Graphics;
class Image;
class Map;
 
using Actors = std::list<Actor *>;
 
class Actor
{
public:
    Actor();
 
    virtual ~Actor();
 
    virtual bool draw(Graphics *graphics, int offsetX, int offsetY) const = 0;
 
    const Vector &getPosition() const
    { return mPos; }
 
    virtual void setPosition(const Vector &pos)
    { mPos = pos; }
 
    int getPixelX() const
    { return (int) mPos.x; }
 
    int getPixelY() const
    { return (int) mPos.y; }
 
    virtual int getDrawOrder() const
    { return getPixelY(); }
 
    virtual bool drawnWhenBehind() const
    { return false; }
 
    virtual int getTileX() const;
 
    virtual int getTileY() const;
 
    virtual float getAlpha() const = 0;
 
    virtual void setAlpha(float alpha) = 0;
 
    virtual void setMap(Map *map);
 
    Map* getMap() const
    { return mMap; }
 
protected:
    Map *mMap = nullptr;
    Vector mPos;                
private:
    Actors::iterator mMapActor;
};