{-# LANGUAGE EmptyDataDecls, ExistentialQuantification,
  FlexibleContexts, FlexibleInstances, ForeignFunctionInterface,
  MultiParamTypeClasses, ScopedTypeVariables, TypeFamilies,
  TypeSynonymInstances #-}
module HROOT.Tree.TChain.Interface where
import Data.Word
import Data.Int
import Foreign.C
import Foreign.Ptr
import FFICXX.Runtime.Cast
import HROOT.Tree.TChain.RawType
import HROOT.Tree.TTree.Interface

class (ITTree a) => ITChain a where
        addChain :: (ITChain c0, FPtr c0) => a -> c0 -> IO CInt
        
        addChain1 :: (Castable c0 CString) => a -> c0 -> CLong -> IO CInt

upcastTChain :: forall a . (FPtr a, ITChain a) => a -> TChain
upcastTChain :: forall a. (FPtr a, ITChain a) => a -> TChain
upcastTChain a
h
  = let fh :: Ptr (Raw a)
fh = a -> Ptr (Raw a)
forall a. FPtr a => a -> Ptr (Raw a)
get_fptr a
h
        Ptr RawTChain
fh2 :: Ptr RawTChain = Ptr (Raw a) -> Ptr RawTChain
forall a b. Ptr a -> Ptr b
castPtr Ptr (Raw a)
fh
      in Ptr (Raw TChain) -> TChain
forall a. FPtr a => Ptr (Raw a) -> a
cast_fptr_to_obj Ptr (Raw TChain)
Ptr RawTChain
fh2

downcastTChain :: forall a . (FPtr a, ITChain a) => TChain -> a
downcastTChain :: forall a. (FPtr a, ITChain a) => TChain -> a
downcastTChain TChain
h
  = let fh :: Ptr (Raw TChain)
fh = TChain -> Ptr (Raw TChain)
forall a. FPtr a => a -> Ptr (Raw a)
get_fptr TChain
h
        fh2 :: Ptr (Raw a)
fh2 = Ptr RawTChain -> Ptr (Raw a)
forall a b. Ptr a -> Ptr b
castPtr Ptr (Raw TChain)
Ptr RawTChain
fh
      in Ptr (Raw a) -> a
forall a. FPtr a => Ptr (Raw a) -> a
cast_fptr_to_obj Ptr (Raw a)
fh2