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

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

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