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

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

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