{-# LANGUAGE FlexibleInstances, FlexibleContexts, TypeFamilies,
  MultiParamTypeClasses, OverlappingInstances, IncoherentInstances
  #-}
module OGDF.OptimalHierarchyLayout.Cast where
import Foreign.Ptr
import FFICXX.Runtime.Cast
import System.IO.Unsafe
import OGDF.OptimalHierarchyLayout.RawType
import OGDF.OptimalHierarchyLayout.Interface

instance (IOptimalHierarchyLayout a, FPtr a) =>
         Castable (a) (Ptr RawOptimalHierarchyLayout)
         where
        cast :: forall r. a -> (Ptr RawOptimalHierarchyLayout -> IO r) -> IO r
cast a
x Ptr RawOptimalHierarchyLayout -> IO r
f = Ptr RawOptimalHierarchyLayout -> IO r
f (Ptr (Raw a) -> Ptr RawOptimalHierarchyLayout
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 RawOptimalHierarchyLayout -> (a -> IO r) -> IO r
uncast Ptr RawOptimalHierarchyLayout
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 RawOptimalHierarchyLayout -> Ptr (Raw a)
forall a b. Ptr a -> Ptr b
castPtr Ptr RawOptimalHierarchyLayout
x))

instance () =>
         Castable (OptimalHierarchyLayout) (Ptr RawOptimalHierarchyLayout)
         where
        cast :: forall r.
OptimalHierarchyLayout
-> (Ptr RawOptimalHierarchyLayout -> IO r) -> IO r
cast OptimalHierarchyLayout
x Ptr RawOptimalHierarchyLayout -> IO r
f = Ptr RawOptimalHierarchyLayout -> IO r
f (Ptr RawOptimalHierarchyLayout -> Ptr RawOptimalHierarchyLayout
forall a b. Ptr a -> Ptr b
castPtr (OptimalHierarchyLayout -> Ptr (Raw OptimalHierarchyLayout)
forall a. FPtr a => a -> Ptr (Raw a)
get_fptr OptimalHierarchyLayout
x))
        uncast :: forall r.
Ptr RawOptimalHierarchyLayout
-> (OptimalHierarchyLayout -> IO r) -> IO r
uncast Ptr RawOptimalHierarchyLayout
x OptimalHierarchyLayout -> IO r
f = OptimalHierarchyLayout -> IO r
f (Ptr (Raw OptimalHierarchyLayout) -> OptimalHierarchyLayout
forall a. FPtr a => Ptr (Raw a) -> a
cast_fptr_to_obj (Ptr RawOptimalHierarchyLayout -> Ptr RawOptimalHierarchyLayout
forall a b. Ptr a -> Ptr b
castPtr Ptr RawOptimalHierarchyLayout
x))