/*
  MOBJECTFACTORY.hpp  -  creating concrete MObject subclass instances
 
  Copyright (C)         Lumiera.org
    2008,               Hermann Vosseler <Ichthyostega@web.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., 675 Mass Ave, Cambridge, MA 02139, USA.
 
*/


#ifndef MOBJECT_SESSION_MOBJECTFACTORY_H
#define MOBJECT_SESSION_MOBJECTFACTORY_H

#include "proc/mobject/mobject.hpp"



namespace asset {

  class Clip;
  class Media;
  class Track;
  class Effect;
  
  }

namespace mobject {
  namespace session {
  
    class Clip;
    class Track;
    class Effect;
    
    typedef P<asset::Track> PTrackAsset;


    class MObjectFactory
      {
        /** custom deleter func allowing class Placement    
          *  to take ownership of MObjct instances
          */
        static void deleterFunc (MObject* o) { delete o; }
        
      public:
        
        Placement<Clip>   operator() (asset::Clip const&, asset::Media const&);
        Placement<Clip>   operator() (asset::Clip const&, vector<asset::Media const*>);
        Placement<Track>  operator() (PTrackAsset&);
        Placement<Effect> operator() (asset::Effect const&);
        
      };



  } // namespace mobject::session

} // namespace mobject
#endif
