{-# LANGUAGE TypeApplications #-}
#if (MIN_VERSION_haskell_gi_overloading(1,0,0) && !defined(__HADDOCK_VERSION__))
#define ENABLE_OVERLOADING
#endif
module GI.Cairo.Structs.Surface
(
Surface(..) ,
#if defined(ENABLE_OVERLOADING)
ResolveSurfaceMethod ,
#endif
) where
import Data.GI.Base.ShortPrelude
import qualified Data.GI.Base.ShortPrelude as SP
import qualified Data.GI.Base.Overloading as O
import qualified Prelude as P
import qualified Data.GI.Base.Attributes as GI.Attributes
import qualified Data.GI.Base.BasicTypes as B.Types
import qualified Data.GI.Base.ManagedPtr as B.ManagedPtr
import qualified Data.GI.Base.GArray as B.GArray
import qualified Data.GI.Base.GClosure as B.GClosure
import qualified Data.GI.Base.GError as B.GError
import qualified Data.GI.Base.GVariant as B.GVariant
import qualified Data.GI.Base.GValue as B.GValue
import qualified Data.GI.Base.GParamSpec as B.GParamSpec
import qualified Data.GI.Base.CallStack as B.CallStack
import qualified Data.GI.Base.Properties as B.Properties
import qualified Data.GI.Base.Signals as B.Signals
import qualified Control.Monad.IO.Class as MIO
import qualified Data.Coerce as Coerce
import qualified Data.Text as T
import qualified Data.ByteString.Char8 as B
import qualified Data.Map as Map
import qualified Foreign.Ptr as FP
import qualified GHC.OverloadedLabels as OL
import qualified GHC.Records as R
newtype Surface = Surface (SP.ManagedPtr Surface)
deriving (Surface -> Surface -> Bool
(Surface -> Surface -> Bool)
-> (Surface -> Surface -> Bool) -> Eq Surface
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: Surface -> Surface -> Bool
$c/= :: Surface -> Surface -> Bool
== :: Surface -> Surface -> Bool
$c== :: Surface -> Surface -> Bool
Eq)
instance SP.ManagedPtrNewtype Surface where
toManagedPtr :: Surface -> ManagedPtr Surface
toManagedPtr (Surface ManagedPtr Surface
p) = ManagedPtr Surface
p
foreign import ccall "cairo_gobject_surface_get_type" c_cairo_gobject_surface_get_type ::
IO GType
type instance O.ParentTypes Surface = '[]
instance O.HasParentTypes Surface
instance B.Types.TypedObject Surface where
glibType :: IO GType
glibType = IO GType
c_cairo_gobject_surface_get_type
instance B.Types.GBoxed Surface
instance B.GValue.IsGValue (Maybe Surface) where
gvalueGType_ :: IO GType
gvalueGType_ = IO GType
c_cairo_gobject_surface_get_type
gvalueSet_ :: Ptr GValue -> Maybe Surface -> IO ()
gvalueSet_ Ptr GValue
gv Maybe Surface
P.Nothing = Ptr GValue -> Ptr Surface -> IO ()
forall a. Ptr GValue -> Ptr a -> IO ()
B.GValue.set_boxed Ptr GValue
gv (Ptr Surface
forall a. Ptr a
FP.nullPtr :: FP.Ptr Surface)
gvalueSet_ Ptr GValue
gv (P.Just Surface
obj) = Surface -> (Ptr Surface -> IO ()) -> IO ()
forall a c.
(HasCallStack, ManagedPtrNewtype a) =>
a -> (Ptr a -> IO c) -> IO c
B.ManagedPtr.withManagedPtr Surface
obj (Ptr GValue -> Ptr Surface -> IO ()
forall a. Ptr GValue -> Ptr a -> IO ()
B.GValue.set_boxed Ptr GValue
gv)
gvalueGet_ :: Ptr GValue -> IO (Maybe Surface)
gvalueGet_ Ptr GValue
gv = do
Ptr Surface
ptr <- Ptr GValue -> IO (Ptr Surface)
forall b. Ptr GValue -> IO (Ptr b)
B.GValue.get_boxed Ptr GValue
gv :: IO (Ptr Surface)
if Ptr Surface
ptr Ptr Surface -> Ptr Surface -> Bool
forall a. Eq a => a -> a -> Bool
/= Ptr Surface
forall a. Ptr a
FP.nullPtr
then Surface -> Maybe Surface
forall a. a -> Maybe a
P.Just (Surface -> Maybe Surface) -> IO Surface -> IO (Maybe Surface)
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> (ManagedPtr Surface -> Surface) -> Ptr Surface -> IO Surface
forall a.
(HasCallStack, GBoxed a) =>
(ManagedPtr a -> a) -> Ptr a -> IO a
B.ManagedPtr.newBoxed ManagedPtr Surface -> Surface
Surface Ptr Surface
ptr
else Maybe Surface -> IO (Maybe Surface)
forall (m :: * -> *) a. Monad m => a -> m a
return Maybe Surface
forall a. Maybe a
P.Nothing
#if defined(ENABLE_OVERLOADING)
instance O.HasAttributeList Surface
type instance O.AttributeList Surface = SurfaceAttributeList
type SurfaceAttributeList = ('[ ] :: [(Symbol, *)])
#endif
#if defined(ENABLE_OVERLOADING)
type family ResolveSurfaceMethod (t :: Symbol) (o :: *) :: * where
ResolveSurfaceMethod l o = O.MethodResolutionFailed l o
instance (info ~ ResolveSurfaceMethod t Surface, O.OverloadedMethod info Surface p) => OL.IsLabel t (Surface -> p) where
#if MIN_VERSION_base(4,10,0)
fromLabel = O.overloadedMethod @info
#else
fromLabel _ = O.overloadedMethod @info
#endif
#if MIN_VERSION_base(4,13,0)
instance (info ~ ResolveSurfaceMethod t Surface, O.OverloadedMethod info Surface p, R.HasField t Surface p) => R.HasField t Surface p where
getField = O.overloadedMethod @info
#endif
instance (info ~ ResolveSurfaceMethod t Surface, O.OverloadedMethodInfo info Surface) => OL.IsLabel t (O.MethodProxy info Surface) where
#if MIN_VERSION_base(4,10,0)
fromLabel = O.MethodProxy
#else
fromLabel _ = O.MethodProxy
#endif
#endif