module HROOT.Class.TTree.Interface where
import Data.Word
import Foreign.ForeignPtr
import HROOT.TypeCast
import HROOT.Class.TTree.RawType
import HROOT.Class.TNamed.Interface
import HROOT.Class.TAttLine.Interface
import HROOT.Class.TAttFill.Interface
import HROOT.Class.TAttMarker.Interface
class (ITNamed a,ITAttLine a,ITAttFill a,ITAttMarker a) => ITTree a where
instance Existable TTree where
data Exist TTree = forall a. (FPtr a, ITTree a) => ETTree a
upcastTTree :: (FPtr a, ITTree a) => a -> TTree
upcastTTree h = let fh = get_fptr h
fh2 :: ForeignPtr RawTTree = castForeignPtr fh
in cast_fptr_to_obj fh2