module Game
  
  class Config
    
  end
  
  class Entity
    
    class << self
      
      def physics_engine(physics_engine)
        unregister_physics_engine
        register_physics_engine(physics_engine)
      end
      
      protected
      
      def unregister_physics_engine
        
      end
      
      def register_physics_engine(physics_engine)
        
      end
      
    end
    
  end
  
  class PhysicsEngine
    
  end
  
end

# # -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- #
# # -= game-chipmunk
# 
# # ./lib/game-chipmunk.rb # MANDATORY CONVENTION
# 
# require 'game/physics_engine/chipmunk'
# 
# # ./lib/game/chipmunk.rb # MANDATORY CONVENTION
# 
# require 'game/physics_engine/chipmunk'
# 
# # ./lib/game/physics_engine/chipmunk # ACTUAL PLUGIN
# 
# module Game
#   class PhysicsEngine
#     
#     class Chipmunk < PhysicsEngine
#       VERSION = '0.1.0'
#       
#       on_register do
#         # in the scope of the Entity class this was registered..
#       end
#       
#     end
#     
#     Entity.physics_engine(Chipmunk) # Autosetup Chipmunk as the default physics engine
#     
#   end
# end