{-# LANGUAGE FlexibleInstances, FlexibleContexts, TypeFamilies,
  MultiParamTypeClasses, OverlappingInstances, IncoherentInstances
  #-}
module HROOT.Tree.TChain.Cast where
import Foreign.Ptr
import FFICXX.Runtime.Cast
import System.IO.Unsafe
import HROOT.Tree.TChain.RawType
import HROOT.Tree.TChain.Interface

instance (ITChain a, FPtr a) => Castable (a) (Ptr RawTChain) where
        cast :: forall r. a -> (Ptr RawTChain -> IO r) -> IO r
cast a
x Ptr RawTChain -> IO r
f = Ptr RawTChain -> IO r
f (Ptr (Raw a) -> Ptr RawTChain
forall a b. Ptr a -> Ptr b
castPtr (a -> Ptr (Raw a)
forall a. FPtr a => a -> Ptr (Raw a)
get_fptr a
x))
        uncast :: forall r. Ptr RawTChain -> (a -> IO r) -> IO r
uncast Ptr RawTChain
x a -> IO r
f = a -> IO r
f (Ptr (Raw a) -> a
forall a. FPtr a => Ptr (Raw a) -> a
cast_fptr_to_obj (Ptr RawTChain -> Ptr (Raw a)
forall a b. Ptr a -> Ptr b
castPtr Ptr RawTChain
x))

instance () => Castable (TChain) (Ptr RawTChain) where
        cast :: forall r. TChain -> (Ptr RawTChain -> IO r) -> IO r
cast TChain
x Ptr RawTChain -> IO r
f = Ptr RawTChain -> IO r
f (Ptr RawTChain -> Ptr RawTChain
forall a b. Ptr a -> Ptr b
castPtr (TChain -> Ptr (Raw TChain)
forall a. FPtr a => a -> Ptr (Raw a)
get_fptr TChain
x))
        uncast :: forall r. Ptr RawTChain -> (TChain -> IO r) -> IO r
uncast Ptr RawTChain
x TChain -> IO r
f = TChain -> IO r
f (Ptr (Raw TChain) -> TChain
forall a. FPtr a => Ptr (Raw a) -> a
cast_fptr_to_obj (Ptr RawTChain -> Ptr RawTChain
forall a b. Ptr a -> Ptr b
castPtr Ptr RawTChain
x))