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particle_factory.hxx

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00001 //  $Id: particle_factory.hxx,v 1.8 2003/01/08 23:14:59 grumbel Exp $
00002 // 
00003 //  Construo - A wire-frame construction game
00004 //  Copyright (C) 2002 Ingo Ruhnke <grumbel@gmx.de>
00005 //
00006 //  This program is free software; you can redistribute it and/or
00007 //  modify it under the terms of the GNU General Public License
00008 //  as published by the Free Software Foundation; either version 2
00009 //  of the License, or (at your option) any later version.
00010 //
00011 //  This program is distributed in the hope that it will be useful,
00012 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014 //  GNU General Public License for more details.
00015 // 
00016 //  You should have received a copy of the GNU General Public License
00017 //  along with this program; if not, write to the Free Software
00018 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00019 
00020 #ifndef HEADER_CONSTRUO_PARTICLE_FACTORY_HXX
00021 #define HEADER_CONSTRUO_PARTICLE_FACTORY_HXX
00022 
00023 #include <vector>
00024 #include "vector2d.hxx"
00025 #include "lispreader.hxx"
00026 
00027 class ZoomGraphicContext;
00028 class Particle;
00029 class World;
00030 
00032 typedef int ParticleId;
00033 
00035 class ParticleFactory
00036 {
00037 private:
00039   World* world;
00040 
00041   std::vector<Particle*> particles;
00042 
00044   int particle_id_count;
00045 public:
00047   ParticleFactory (World*);
00048 
00050   ParticleFactory (World*, lisp_object_t* cursor);
00051 
00053   ParticleFactory (World*, const ParticleFactory&);
00054 
00055   Particle* add_particle (const Vector2d& arg_pos, const Vector2d& arg_velocity,
00056                           float m, bool f = false);
00057 
00059   Particle* add_particle (const Particle& particle);
00060 
00062   void remove_particle (Particle*);
00063 
00065   void remove_particle (int id);
00066 
00067   int size () { return particles.size(); }
00068   Particle* lookup_particle (int id);
00069 
00070   void update (float delta);
00071   void draw (ZoomGraphicContext* gc);
00072 
00073   typedef std::vector<Particle*>::const_iterator CParticleIter;
00074   typedef std::vector<Particle*>::iterator ParticleIter;
00075 
00076   ParticleIter begin () { return particles.begin(); }
00077   ParticleIter end () { return particles.end(); }
00078 
00079   void clear ();
00080   void write_lisp(FILE* out);
00081 
00082 private:
00083   ParticleFactory (const ParticleFactory&);
00084   ParticleFactory& operator= (const ParticleFactory&);
00085 };
00086 
00087 #endif
00088 
00089 /* EOF */

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