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particle_factory.hxx

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//  $Id: particle_factory.hxx,v 1.8 2003/01/08 23:14:59 grumbel Exp $
// 
//  Construo - A wire-frame construction game
//  Copyright (C) 2002 Ingo Ruhnke <grumbel@gmx.de>
//
//  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, write to the Free Software
//  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

#ifndef HEADER_CONSTRUO_PARTICLE_FACTORY_HXX
#define HEADER_CONSTRUO_PARTICLE_FACTORY_HXX

#include <vector>
#include "vector2d.hxx"
#include "lispreader.hxx"

class ZoomGraphicContext;
class Particle;
class World;

typedef int ParticleId;

class ParticleFactory
{
private:
  World* world;

  std::vector<Particle*> particles;

  int particle_id_count;
public:
  ParticleFactory (World*);

  ParticleFactory (World*, lisp_object_t* cursor);

  ParticleFactory (World*, const ParticleFactory&);

  Particle* add_particle (const Vector2d& arg_pos, const Vector2d& arg_velocity,
                          float m, bool f = false);

  Particle* add_particle (const Particle& particle);

  void remove_particle (Particle*);

  void remove_particle (int id);

  int size () { return particles.size(); }
  Particle* lookup_particle (int id);

  void update (float delta);
  void draw (ZoomGraphicContext* gc);

  typedef std::vector<Particle*>::const_iterator CParticleIter;
  typedef std::vector<Particle*>::iterator ParticleIter;

  ParticleIter begin () { return particles.begin(); }
  ParticleIter end () { return particles.end(); }

  void clear ();
  void write_lisp(FILE* out);

private:
  ParticleFactory (const ParticleFactory&);
  ParticleFactory& operator= (const ParticleFactory&);
};

#endif

/* EOF */

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