{-# LANGUAGE EmptyDataDecls, ExistentialQuantification, FlexibleContexts, FlexibleInstances, ForeignFunctionInterface, MultiParamTypeClasses, ScopedTypeVariables, TypeFamilies, TypeSynonymInstances #-} module OGDF.OptimalRanking.Interface where import Data.Word import Data.Int import Foreign.C import Foreign.Ptr import FFICXX.Runtime.Cast import OGDF.OptimalRanking.RawType import STD.Deletable.Interface import OGDF.RankingModule.Interface class (IDeletable a, IRankingModule a) => IOptimalRanking a where upcastOptimalRanking :: forall a . (FPtr a, IOptimalRanking a) => a -> OptimalRanking upcastOptimalRanking :: forall a. (FPtr a, IOptimalRanking a) => a -> OptimalRanking upcastOptimalRanking 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 RawOptimalRanking fh2 :: Ptr RawOptimalRanking = Ptr (Raw a) -> Ptr RawOptimalRanking forall a b. Ptr a -> Ptr b castPtr Ptr (Raw a) fh in Ptr (Raw OptimalRanking) -> OptimalRanking forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj Ptr (Raw OptimalRanking) Ptr RawOptimalRanking fh2 downcastOptimalRanking :: forall a . (FPtr a, IOptimalRanking a) => OptimalRanking -> a downcastOptimalRanking :: forall a. (FPtr a, IOptimalRanking a) => OptimalRanking -> a downcastOptimalRanking OptimalRanking h = let fh :: Ptr (Raw OptimalRanking) fh = OptimalRanking -> Ptr (Raw OptimalRanking) forall a. FPtr a => a -> Ptr (Raw a) get_fptr OptimalRanking h fh2 :: Ptr (Raw a) fh2 = Ptr RawOptimalRanking -> Ptr (Raw a) forall a b. Ptr a -> Ptr b castPtr Ptr (Raw OptimalRanking) Ptr RawOptimalRanking fh in Ptr (Raw a) -> a forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj Ptr (Raw a) fh2