{-# LANGUAGE TypeApplications #-}


-- | Copyright  : Will Thompson, Iñaki García Etxebarria and Jonas Platte
-- License    : LGPL-2.1
-- Maintainer : Iñaki García Etxebarria
-- 
-- /No description available in the introspection data./

#if (MIN_VERSION_haskell_gi_overloading(1,0,0) && !defined(__HADDOCK_VERSION__))
#define ENABLE_OVERLOADING
#endif

module GI.Cairo.Structs.Region
    ( 

-- * Exported types
    Region(..)                              ,


 -- * Methods

#if defined(ENABLE_OVERLOADING)
    ResolveRegionMethod                     ,
#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.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


-- | Memory-managed wrapper type.
newtype Region = Region (SP.ManagedPtr Region)
    deriving (Region -> Region -> Bool
(Region -> Region -> Bool)
-> (Region -> Region -> Bool) -> Eq Region
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: Region -> Region -> Bool
$c/= :: Region -> Region -> Bool
== :: Region -> Region -> Bool
$c== :: Region -> Region -> Bool
Eq)

instance SP.ManagedPtrNewtype Region where
    toManagedPtr :: Region -> ManagedPtr Region
toManagedPtr (Region ManagedPtr Region
p) = ManagedPtr Region
p

foreign import ccall "cairo_gobject_region_get_type" c_cairo_gobject_region_get_type :: 
    IO GType

type instance O.ParentTypes Region = '[]
instance O.HasParentTypes Region

instance B.Types.TypedObject Region where
    glibType :: IO GType
glibType = IO GType
c_cairo_gobject_region_get_type

instance B.Types.GBoxed Region

-- | Convert 'Region' to and from 'Data.GI.Base.GValue.GValue'. See 'Data.GI.Base.GValue.toGValue' and 'Data.GI.Base.GValue.fromGValue'.
instance B.GValue.IsGValue (Maybe Region) where
    gvalueGType_ :: IO GType
gvalueGType_ = IO GType
c_cairo_gobject_region_get_type
    gvalueSet_ :: Ptr GValue -> Maybe Region -> IO ()
gvalueSet_ Ptr GValue
gv Maybe Region
P.Nothing = Ptr GValue -> Ptr Region -> IO ()
forall a. Ptr GValue -> Ptr a -> IO ()
B.GValue.set_boxed Ptr GValue
gv (Ptr Region
forall a. Ptr a
FP.nullPtr :: FP.Ptr Region)
    gvalueSet_ Ptr GValue
gv (P.Just Region
obj) = Region -> (Ptr Region -> IO ()) -> IO ()
forall a c.
(HasCallStack, ManagedPtrNewtype a) =>
a -> (Ptr a -> IO c) -> IO c
B.ManagedPtr.withManagedPtr Region
obj (Ptr GValue -> Ptr Region -> IO ()
forall a. Ptr GValue -> Ptr a -> IO ()
B.GValue.set_boxed Ptr GValue
gv)
    gvalueGet_ :: Ptr GValue -> IO (Maybe Region)
gvalueGet_ Ptr GValue
gv = do
        Ptr Region
ptr <- Ptr GValue -> IO (Ptr Region)
forall b. Ptr GValue -> IO (Ptr b)
B.GValue.get_boxed Ptr GValue
gv :: IO (Ptr Region)
        if Ptr Region
ptr Ptr Region -> Ptr Region -> Bool
forall a. Eq a => a -> a -> Bool
/= Ptr Region
forall a. Ptr a
FP.nullPtr
        then Region -> Maybe Region
forall a. a -> Maybe a
P.Just (Region -> Maybe Region) -> IO Region -> IO (Maybe Region)
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> (ManagedPtr Region -> Region) -> Ptr Region -> IO Region
forall a.
(HasCallStack, GBoxed a) =>
(ManagedPtr a -> a) -> Ptr a -> IO a
B.ManagedPtr.newBoxed ManagedPtr Region -> Region
Region Ptr Region
ptr
        else Maybe Region -> IO (Maybe Region)
forall (m :: * -> *) a. Monad m => a -> m a
return Maybe Region
forall a. Maybe a
P.Nothing
        
    


#if defined(ENABLE_OVERLOADING)
instance O.HasAttributeList Region
type instance O.AttributeList Region = RegionAttributeList
type RegionAttributeList = ('[ ] :: [(Symbol, *)])
#endif

#if defined(ENABLE_OVERLOADING)
type family ResolveRegionMethod (t :: Symbol) (o :: *) :: * where
    ResolveRegionMethod l o = O.MethodResolutionFailed l o

instance (info ~ ResolveRegionMethod t Region, O.OverloadedMethod info Region p) => OL.IsLabel t (Region -> 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 ~ ResolveRegionMethod t Region, O.OverloadedMethod info Region p, R.HasField t Region p) => R.HasField t Region p where
    getField = O.overloadedMethod @info

#endif

instance (info ~ ResolveRegionMethod t Region, O.OverloadedMethodInfo info Region) => OL.IsLabel t (O.MethodProxy info Region) where
#if MIN_VERSION_base(4,10,0)
    fromLabel = O.MethodProxy
#else
    fromLabel _ = O.MethodProxy
#endif

#endif