{-# LANGUAGE EmptyDataDecls, ExistentialQuantification, FlexibleContexts, FlexibleInstances, ForeignFunctionInterface, MultiParamTypeClasses, ScopedTypeVariables, TypeFamilies, TypeSynonymInstances #-} module OGDF.FMMMLayout.Interface where import Data.Word import Data.Int import Foreign.C import Foreign.Ptr import FFICXX.Runtime.Cast import OGDF.FMMMLayout.RawType import STD.Deletable.Interface import OGDF.LayoutModule.Interface class (IDeletable a, ILayoutModule a) => IFMMMLayout a where upcastFMMMLayout :: forall a . (FPtr a, IFMMMLayout a) => a -> FMMMLayout upcastFMMMLayout :: forall a. (FPtr a, IFMMMLayout a) => a -> FMMMLayout upcastFMMMLayout 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 RawFMMMLayout fh2 :: Ptr RawFMMMLayout = Ptr (Raw a) -> Ptr RawFMMMLayout forall a b. Ptr a -> Ptr b castPtr Ptr (Raw a) fh in Ptr (Raw FMMMLayout) -> FMMMLayout forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj Ptr (Raw FMMMLayout) Ptr RawFMMMLayout fh2 downcastFMMMLayout :: forall a . (FPtr a, IFMMMLayout a) => FMMMLayout -> a downcastFMMMLayout :: forall a. (FPtr a, IFMMMLayout a) => FMMMLayout -> a downcastFMMMLayout FMMMLayout h = let fh :: Ptr (Raw FMMMLayout) fh = FMMMLayout -> Ptr (Raw FMMMLayout) forall a. FPtr a => a -> Ptr (Raw a) get_fptr FMMMLayout h fh2 :: Ptr (Raw a) fh2 = Ptr RawFMMMLayout -> Ptr (Raw a) forall a b. Ptr a -> Ptr b castPtr Ptr (Raw FMMMLayout) Ptr RawFMMMLayout fh in Ptr (Raw a) -> a forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj Ptr (Raw a) fh2