{-# LANGUAGE EmptyDataDecls, ExistentialQuantification, FlexibleContexts, FlexibleInstances, ForeignFunctionInterface, MultiParamTypeClasses, ScopedTypeVariables, TypeFamilies, TypeSynonymInstances #-} module GDAL.OGRFeature.Interface where import Data.Word import Data.Int import Foreign.C import Foreign.Ptr import FFICXX.Runtime.Cast import GDAL.OGRFeature.RawType import STD.Deletable.Interface class (IDeletable a) => IOGRFeature a where upcastOGRFeature :: forall a . (FPtr a, IOGRFeature a) => a -> OGRFeature upcastOGRFeature h = let fh = get_fptr h fh2 :: Ptr RawOGRFeature = castPtr fh in cast_fptr_to_obj fh2 downcastOGRFeature :: forall a . (FPtr a, IOGRFeature a) => OGRFeature -> a downcastOGRFeature h = let fh = get_fptr h fh2 = castPtr fh in cast_fptr_to_obj fh2