character.h

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/*
 * Copyright 2007-2008 Thomas Gallinari <tg8187@yahoo.fr>
 * Copyright 2007-2008 Pierre-Benoît Besse <besse.pb@gmail.com>
 * 
 * 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 (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 CHARACTER_H
#define CHARACTER_H

#include "element.h"

class Character : public Element {

    Q_OBJECT

    public:

        static const qreal LOW_SPEED;

        static const qreal MEDIUM_SPEED;

        static const qreal HIGH_SPEED;

        static const qreal LOW_SPEED_INC;

        static const qreal MEDIUM_SPEED_INC;

        static const qreal HIGH_SPEED_INC;

    protected:

        qreal m_xSpeed;

        qreal m_ySpeed;

        qreal m_speed;

        qreal m_normalSpeed;

        qreal m_speedIncrease;

        qreal m_maxSpeed;

    public:

        Character(qreal p_x, qreal p_y, Maze* p_maze);

        ~Character();

        virtual void goUp() = 0;

        virtual void goDown() = 0;

        virtual void goRight() = 0;

        virtual void goLeft() = 0;

        virtual void updateMove() = 0;

        void move();

        void die();

        qreal getXSpeed() const;

        qreal getYSpeed() const;

        qreal getSpeed() const;

        qreal getNormalSpeed() const;
        
         void setXSpeed(qreal p_xSpeed);
         
         void setYSpeed(qreal p_ySpeed);

        void initSpeed();

        bool isInLineSight(Character* p_character);

        void increaseCharactersSpeed();

    protected:

        virtual void initSpeedInc() = 0;
         
        Cell getNextCell();

        bool onCenter();

        void moveOnCenter();

    signals:

        void eaten();
};

#endif