HROOT-graf-0.9: src/HROOT/Graf/TArc/RawType.hs

{-# LANGUAGE ForeignFunctionInterface, TypeFamilies,
  MultiParamTypeClasses, FlexibleInstances, TypeSynonymInstances,
  EmptyDataDecls, ExistentialQuantification, ScopedTypeVariables #-}
module HROOT.Graf.TArc.RawType where
import Foreign.Ptr
import FFICXX.Runtime.Cast

data RawTArc

newtype TArc = TArc (Ptr RawTArc)
             deriving (Eq, Ord, Show)

instance FPtr TArc where
        type Raw TArc = RawTArc
        get_fptr (TArc ptr) = ptr
        cast_fptr_to_obj = TArc