HROOT-graf-0.8: src/HROOT/Graf/TArrow/RawType.hs

{-# LANGUAGE ForeignFunctionInterface, TypeFamilies, MultiParamTypeClasses, 
             FlexibleInstances, TypeSynonymInstances, 
             EmptyDataDecls, ExistentialQuantification, ScopedTypeVariables #-}

module HROOT.Graf.TArrow.RawType where


import Foreign.ForeignPtr
import FFICXX.Runtime.Cast  

data RawTArrow
newtype TArrow = TArrow (ForeignPtr RawTArrow) deriving (Eq, Ord, Show)
instance FPtr TArrow where
   type Raw TArrow = RawTArrow
   get_fptr (TArrow fptr) = fptr
   cast_fptr_to_obj = TArrow