{-# LANGUAGE FlexibleInstances, FlexibleContexts, TypeFamilies, MultiParamTypeClasses, OverlappingInstances, IncoherentInstances #-} module OGDF.FastSimpleHierarchyLayout.Cast where import Foreign.Ptr import FFICXX.Runtime.Cast import System.IO.Unsafe import OGDF.FastSimpleHierarchyLayout.RawType import OGDF.FastSimpleHierarchyLayout.Interface instance (IFastSimpleHierarchyLayout a, FPtr a) => Castable (a) (Ptr RawFastSimpleHierarchyLayout) where cast :: forall r. a -> (Ptr RawFastSimpleHierarchyLayout -> IO r) -> IO r cast a x Ptr RawFastSimpleHierarchyLayout -> IO r f = Ptr RawFastSimpleHierarchyLayout -> IO r f (Ptr (Raw a) -> Ptr RawFastSimpleHierarchyLayout forall a b. Ptr a -> Ptr b castPtr (a -> Ptr (Raw a) forall a. FPtr a => a -> Ptr (Raw a) get_fptr a x)) uncast :: forall r. Ptr RawFastSimpleHierarchyLayout -> (a -> IO r) -> IO r uncast Ptr RawFastSimpleHierarchyLayout x a -> IO r f = a -> IO r f (Ptr (Raw a) -> a forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj (Ptr RawFastSimpleHierarchyLayout -> Ptr (Raw a) forall a b. Ptr a -> Ptr b castPtr Ptr RawFastSimpleHierarchyLayout x)) instance () => Castable (FastSimpleHierarchyLayout) (Ptr RawFastSimpleHierarchyLayout) where cast :: forall r. FastSimpleHierarchyLayout -> (Ptr RawFastSimpleHierarchyLayout -> IO r) -> IO r cast FastSimpleHierarchyLayout x Ptr RawFastSimpleHierarchyLayout -> IO r f = Ptr RawFastSimpleHierarchyLayout -> IO r f (Ptr RawFastSimpleHierarchyLayout -> Ptr RawFastSimpleHierarchyLayout forall a b. Ptr a -> Ptr b castPtr (FastSimpleHierarchyLayout -> Ptr (Raw FastSimpleHierarchyLayout) forall a. FPtr a => a -> Ptr (Raw a) get_fptr FastSimpleHierarchyLayout x)) uncast :: forall r. Ptr RawFastSimpleHierarchyLayout -> (FastSimpleHierarchyLayout -> IO r) -> IO r uncast Ptr RawFastSimpleHierarchyLayout x FastSimpleHierarchyLayout -> IO r f = FastSimpleHierarchyLayout -> IO r f (Ptr (Raw FastSimpleHierarchyLayout) -> FastSimpleHierarchyLayout forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj (Ptr RawFastSimpleHierarchyLayout -> Ptr RawFastSimpleHierarchyLayout forall a b. Ptr a -> Ptr b castPtr Ptr RawFastSimpleHierarchyLayout x))