lib/metro/scene.rb
def to_hash
      drawn = drawers.find_all{|draw| draw.saveable_to_view }.inject({}) do |hash,drawer|
        drawer_hash = drawer.to_hash
        hash.merge drawer_hash
      end

      drawn
    end
def to_hash
      drawn = drawers.find_all{|draw| draw.saveable_to_view }.inject({}) do |hash,drawer|
        drawer_hash = drawer.to_hash
        hash.merge drawer_hash
      end

      drawn
    end
A Scene represented as a hash currently only contains the drawers

 @return a hash of all the drawers