{-# LANGUAGE EmptyDataDecls, ExistentialQuantification,
  FlexibleContexts, FlexibleInstances, ForeignFunctionInterface,
  MultiParamTypeClasses, ScopedTypeVariables, TypeFamilies,
  TypeSynonymInstances #-}
module HROOT.Core.TClass.Interface where
import Data.Word
import Data.Int
import Foreign.C
import Foreign.Ptr
import FFICXX.Runtime.Cast
import HROOT.Core.TClass.RawType
import HROOT.Core.TDictionary.Interface

class (ITDictionary a) => ITClass a where

upcastTClass :: forall a . (FPtr a, ITClass a) => a -> TClass
upcastTClass :: forall a. (FPtr a, ITClass a) => a -> TClass
upcastTClass a
h
  = let fh :: Ptr (Raw a)
fh = a -> Ptr (Raw a)
forall a. FPtr a => a -> Ptr (Raw a)
get_fptr a
h
        Ptr RawTClass
fh2 :: Ptr RawTClass = Ptr (Raw a) -> Ptr RawTClass
forall a b. Ptr a -> Ptr b
castPtr Ptr (Raw a)
fh
      in Ptr (Raw TClass) -> TClass
forall a. FPtr a => Ptr (Raw a) -> a
cast_fptr_to_obj Ptr (Raw TClass)
Ptr RawTClass
fh2

downcastTClass :: forall a . (FPtr a, ITClass a) => TClass -> a
downcastTClass :: forall a. (FPtr a, ITClass a) => TClass -> a
downcastTClass TClass
h
  = let fh :: Ptr (Raw TClass)
fh = TClass -> Ptr (Raw TClass)
forall a. FPtr a => a -> Ptr (Raw a)
get_fptr TClass
h
        fh2 :: Ptr (Raw a)
fh2 = Ptr RawTClass -> Ptr (Raw a)
forall a b. Ptr a -> Ptr b
castPtr Ptr (Raw TClass)
Ptr RawTClass
fh
      in Ptr (Raw a) -> a
forall a. FPtr a => Ptr (Raw a) -> a
cast_fptr_to_obj Ptr (Raw a)
fh2