{-# LANGUAGE EmptyDataDecls, ExistentialQuantification, FlexibleContexts, FlexibleInstances, ForeignFunctionInterface, MultiParamTypeClasses, ScopedTypeVariables, TypeFamilies, TypeSynonymInstances #-} module HROOT.Core.TColor.Interface where import Data.Word import Data.Int import Foreign.C import Foreign.Ptr import FFICXX.Runtime.Cast import HROOT.Core.TColor.RawType import HROOT.Core.TNamed.Interface class (ITNamed a) => ITColor a where upcastTColor :: forall a . (FPtr a, ITColor a) => a -> TColor upcastTColor :: forall a. (FPtr a, ITColor a) => a -> TColor upcastTColor a h = let fh :: Ptr (Raw a) fh = a -> Ptr (Raw a) forall a. FPtr a => a -> Ptr (Raw a) get_fptr a h Ptr RawTColor fh2 :: Ptr RawTColor = Ptr (Raw a) -> Ptr RawTColor forall a b. Ptr a -> Ptr b castPtr Ptr (Raw a) fh in Ptr (Raw TColor) -> TColor forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj Ptr (Raw TColor) Ptr RawTColor fh2 downcastTColor :: forall a . (FPtr a, ITColor a) => TColor -> a downcastTColor :: forall a. (FPtr a, ITColor a) => TColor -> a downcastTColor TColor h = let fh :: Ptr (Raw TColor) fh = TColor -> Ptr (Raw TColor) forall a. FPtr a => a -> Ptr (Raw a) get_fptr TColor h fh2 :: Ptr (Raw a) fh2 = Ptr RawTColor -> Ptr (Raw a) forall a b. Ptr a -> Ptr b castPtr Ptr (Raw TColor) Ptr RawTColor fh in Ptr (Raw a) -> a forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj Ptr (Raw a) fh2