node          -> drawScene : abstract
node          -> drawHit   : abstract

container     -> drawScene : call sub node's drawScene
    node          -> drawScene : abstract

container     -> drawHit   : call sub node's drawScene
    node          -> drawHit   : abstract

layer         -> drawScene : inherited from container         (use call)
== container  -> drawScene : call sub node's drawScene
    node          -> drawScene : abstract

layer         -> drawHit   : inherited from container         (use call)
== container  -> drawHit   : call sub node's drawHit
    node          -> drawHit   : abstract

node          -> draw      : redirect to
    node          -> drawScene : abstract
    node          -> drawHit   : abstract

stage         -> draw      : inherited from container         (use call)
== container  -> draw      : inherited from node              (use prototype)
== node       -> draw      : redirect to
    stage         -> drawScene : inherited from container     (use prototype)
    == container  -> drawScene : call sub node's drawScene
        node          -> drawScene : abstract
    stage         -> drawHit   : inherited from container     (use prototype)
    == container  -> drawHit   : abstract
        node          -> drawHit   : abstract

layer         -> draw      : inherited from baseLayer         (use prototype)
==  baseLayer -> draw      : inherited from container         (use prototype)
==  container -> draw      : inherited from node              (use prototype)
==  node      -> draw      : redirect to
    layer         -> drawScene : inherited from container     (use call)
    == container  -> drawScene : call sub node's drawScene
        node          -> drawScene : abstract
    layer         -> drawHit   : inherited from container     (use call)
    == container  -> drawHit   : call sub node's drawScene
        node          -> drawHit   : abstract