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