{-# LANGUAGE FlexibleInstances, FlexibleContexts, TypeFamilies, MultiParamTypeClasses, OverlappingInstances, IncoherentInstances #-} module HROOT.Core.TAttMarker.Cast where import Foreign.Ptr import FFICXX.Runtime.Cast import System.IO.Unsafe import HROOT.Core.TAttMarker.RawType import HROOT.Core.TAttMarker.Interface instance (ITAttMarker a, FPtr a) => Castable a (Ptr RawTAttMarker) where cast x f = f (castPtr (get_fptr x)) uncast x f = f (cast_fptr_to_obj (castPtr x)) instance Castable TAttMarker (Ptr RawTAttMarker) where cast x f = f (castPtr (get_fptr x)) uncast x f = f (cast_fptr_to_obj (castPtr x))