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

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

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