{-# 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))