/*
* The ManaPlus Client
* Copyright (C) 2006-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2014 The ManaPlus Developers
*
* 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 .
*/
#ifndef PARTICLE_PARTICLEEMITTER_H
#define PARTICLE_PARTICLEEMITTER_H
#include "particle/particleemitterprop.h"
#include "resources/animation.h"
#include "utils/xml.h"
#include
class Image;
class ImageSet;
class Map;
class Particle;
/**
* Every Particle can have one or more particle emitters that create new
* particles when they are updated
*/
class ParticleEmitter final
{
public:
ParticleEmitter(const XmlNodePtr emitterNode, Particle *const target,
Map *const map, const int rotation = 0,
const std::string& dyePalettes = std::string());
/**
* Copy Constructor (necessary for reference counting of particle images)
*/
ParticleEmitter(const ParticleEmitter &o);
/**
* Assignment operator that calls the copy constructor
*/
ParticleEmitter & operator=(const ParticleEmitter &o);
/**
* Destructor.
*/
~ParticleEmitter();
/**
* Spawns new particles
* @return: a list of created particles
*/
std::list createParticles(const int tick);
/**
* Sets the target of the particles that are created
*/
void setTarget(Particle *const target)
{ mParticleTarget = target; }
/**
* Changes the size of the emitter so that the effect fills a
* rectangle of this size
*/
void adjustSize(const int w, const int h);
private:
template ParticleEmitterProp
readParticleEmitterProp(XmlNodePtr propertyNode, T def);
ImageSet *getImageSet(XmlNodePtr node);
/**
* initial position of particles:
*/
ParticleEmitterProp mParticlePosX, mParticlePosY, mParticlePosZ;
/**
* initial vector of particles:
*/
ParticleEmitterProp mParticleAngleHorizontal,
mParticleAngleVertical;
/**
* Initial velocity of particles
*/
ParticleEmitterProp mParticlePower;
/*
* Vector changing of particles:
*/
ParticleEmitterProp mParticleGravity;
ParticleEmitterProp mParticleRandomness;
ParticleEmitterProp mParticleBounce;
/*
* Properties of targeting particles:
*/
Particle *mParticleTarget;
ParticleEmitterProp mParticleAcceleration;
ParticleEmitterProp mParticleDieDistance;
ParticleEmitterProp mParticleMomentum;
/*
* Behavior over time of the particles:
*/
ParticleEmitterProp mParticleLifetime;
ParticleEmitterProp mParticleFadeOut;
ParticleEmitterProp mParticleFadeIn;
// Map the particles are spawned on
Map *mMap;
// Number of particles spawned per update
ParticleEmitterProp mOutput;
// Pause in frames between two spawns
ParticleEmitterProp mOutputPause;
/*
* Graphical representation of the particles
*/
// Particle image, if used
Image *mParticleImage;
// Filename of particle animation file
Animation mParticleAnimation;
// Filename of particle rotation file
Animation mParticleRotation;
// Opacity of the graphical representation of the particles
ParticleEmitterProp mParticleAlpha;
/*
* Death effect of the particles
*/
std::string mDeathEffect;
// List of emitters the spawned particles are equipped with
std::list mParticleChildEmitters;
std::vector mTempSets;
int mOutputPauseLeft;
signed char mDeathEffectConditions;
bool mParticleFollow;
};
#endif // PARTICLE_PARTICLEEMITTER_H