tmw/src/particleemitter.h

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/*
 *  The Mana World
 *  Copyright (C) 2006  The Mana World Development Team
 *
 *  This file is part of The Mana World.
 *
 *  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, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef _PARTICLEEMITTER_H
#define _PARTICLEEMITTER_H

#include <list>

#include "utils/xml.h"

#include "particleemitterprop.h"

#include "resources/animation.h"

class Image;
class Map;
class Particle;

class ParticleEmitter
{
    public:
        ParticleEmitter(xmlNodePtr emitterNode,  Particle *target, Map *map, int rotation = 0);

        ParticleEmitter(const ParticleEmitter &o);

        ParticleEmitter & operator=(const ParticleEmitter &o);

        ~ParticleEmitter();

        std::list<Particle *> createParticles(int tick);

        void setTarget(Particle *target)
        { mParticleTarget = target; };

    private:
        template <typename T> ParticleEmitterProp<T> readParticleEmitterProp(xmlNodePtr propertyNode, T def);

        ParticleEmitterProp<float> mParticlePosX, mParticlePosY, mParticlePosZ;

        ParticleEmitterProp<float> mParticleAngleHorizontal, mParticleAngleVertical;

        ParticleEmitterProp<float> mParticlePower;

        /*
         * Vector changing of particles:
         */
        ParticleEmitterProp<float> mParticleGravity;
        ParticleEmitterProp<int> mParticleRandomness;
        ParticleEmitterProp<float> mParticleBounce;
        bool mParticleFollow;

        /*
         * Properties of targeting particles:
         */
        Particle *mParticleTarget;
        ParticleEmitterProp<float> mParticleAcceleration;
        ParticleEmitterProp<float> mParticleDieDistance;
        ParticleEmitterProp<float> mParticleMomentum;

        /*
         * Behavior over time of the particles:
         */
        ParticleEmitterProp<int> mParticleLifetime;
        ParticleEmitterProp<int> mParticleFadeOut;
        ParticleEmitterProp<int> mParticleFadeIn;

        Map *mMap;             
        ParticleEmitterProp<int> mOutput;   
        ParticleEmitterProp<int> mOutputPause; 
        int mOutputPauseLeft;

        /*
         * Graphical representation of the particle
         */
        Image *mParticleImage; 
        Animation mParticleAnimation; 
        ParticleEmitterProp<float> mParticleAlpha; 
        std::list<ParticleEmitter> mParticleChildEmitters;
};
#endif

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