    {-# LANGUAGE TypeApplications #-}

    -- | Copyright  : Will Thompson and Iñaki García Etxebarria
    -- License    : LGPL-2.1
    -- Maintainer : Iñaki García Etxebarria
    --
    -- A render node controlling the opacity of its single child node.

    #if !defined(__HADDOCK_VERSION__)
    #define ENABLE_OVERLOADING
    #endif

    module GI.Gsk.Objects.OpacityNode
        (

    -- * Exported types
        OpacityNode(..)                         ,
        IsOpacityNode                           ,
        toOpacityNode                           ,

     -- * Methods
    -- |
    --
    --  === __Click to display all available methods, including inherited ones__
    -- ==== Methods
    -- [draw]("GI.Gsk.Objects.RenderNode#g:method:draw"), [ref]("GI.Gsk.Objects.RenderNode#g:method:ref"), [serialize]("GI.Gsk.Objects.RenderNode#g:method:serialize"), [unref]("GI.Gsk.Objects.RenderNode#g:method:unref"), [writeToFile]("GI.Gsk.Objects.RenderNode#g:method:writeToFile").
    --
    -- ==== Getters
    -- [getBounds]("GI.Gsk.Objects.RenderNode#g:method:getBounds"), [getChild]("GI.Gsk.Objects.OpacityNode#g:method:getChild"), [getNodeType]("GI.Gsk.Objects.RenderNode#g:method:getNodeType"), [getOpacity]("GI.Gsk.Objects.OpacityNode#g:method:getOpacity"), [getOpaqueRect]("GI.Gsk.Objects.RenderNode#g:method:getOpaqueRect").
    --
    -- ==== Setters
    -- /None/.

    #if defined(ENABLE_OVERLOADING)
        ResolveOpacityNodeMethod                ,
    #endif

    -- ** getChild #method:getChild#

    #if defined(ENABLE_OVERLOADING)
        OpacityNodeGetChildMethodInfo           ,
    #endif
        opacityNodeGetChild                     ,

    -- ** getOpacity #method:getOpacity#

    #if defined(ENABLE_OVERLOADING)
        OpacityNodeGetOpacityMethodInfo         ,
    #endif
        opacityNodeGetOpacity                   ,

    -- ** new #method:new#

        opacityNodeNew                          ,

        ) 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.GHashTable as B.GHT
    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.Kind as DK
    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
    import qualified Data.Word as DW
    import qualified Data.Int as DI
    import qualified System.Posix.Types as SPT
    import qualified Foreign.C.Types as FCT

    -- Workaround for https://gitlab.haskell.org/ghc/ghc/-/issues/23392
    #if MIN_VERSION_base(4,18,0)
    import qualified GI.Cairo.Structs.Context as Cairo.Context
    import qualified GI.GLib.Structs.Bytes as GLib.Bytes
    import qualified GI.Graphene.Structs.Rect as Graphene.Rect
    import qualified GI.Gsk.Callbacks as Gsk.Callbacks
    import {-# SOURCE #-} qualified GI.Gsk.Enums as Gsk.Enums
    import {-# SOURCE #-} qualified GI.Gsk.Objects.RenderNode as Gsk.RenderNode

    #else
    import {-# SOURCE #-} qualified GI.Gsk.Objects.RenderNode as Gsk.RenderNode

    #endif

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

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

    foreign import ccall "gsk_opacity_node_get_type"
        c_gsk_opacity_node_get_type :: IO B.Types.GType

    instance B.Types.TypedObject OpacityNode where
        glibType :: IO GType
    glibType = IO GType
    c_gsk_opacity_node_get_type

    -- | Type class for types which can be safely cast to t'OpacityNode', for instance with `toOpacityNode`.
    class (SP.BoxedPtr o, SP.TypedObject o, O.IsDescendantOf OpacityNode o) => IsOpacityNode o
    instance (SP.BoxedPtr o, SP.TypedObject o, O.IsDescendantOf OpacityNode o) => IsOpacityNode o

    instance O.HasParentTypes OpacityNode
    type instance O.ParentTypes OpacityNode = '[Gsk.RenderNode.RenderNode]

    -- | Cast to t'OpacityNode', for types for which this is known to be safe. For general casts, use 'Data.GI.Base.ManagedPtr.castTo'.
    toOpacityNode :: (MIO.MonadIO m, IsOpacityNode o) => o -> m OpacityNode
    toOpacityNode :: forall (m :: * -> *) o.
    (MonadIO m, IsOpacityNode o) =>
    o -> m OpacityNode
    toOpacityNode = IO OpacityNode -> m OpacityNode
    forall a. IO a -> m a
    forall (m :: * -> *) a. MonadIO m => IO a -> m a
    MIO.liftIO (IO OpacityNode -> m OpacityNode)
    -> (o -> IO OpacityNode) -> o -> m OpacityNode
    forall b c a. (b -> c) -> (a -> b) -> a -> c
    . (ManagedPtr OpacityNode -> OpacityNode) -> o -> IO OpacityNode
    forall o o'.
    (HasCallStack, ManagedPtrNewtype o, TypedObject o,
     ManagedPtrNewtype o', TypedObject o') =>
    (ManagedPtr o' -> o') -> o -> IO o'
    B.ManagedPtr.unsafeCastTo ManagedPtr OpacityNode -> OpacityNode
    OpacityNode

    --- XXX Missing getter and/or setter, so no GValue instance could be generated.
    #if defined(ENABLE_OVERLOADING)
    type family ResolveOpacityNodeMethod (t :: Symbol) (o :: DK.Type) :: DK.Type where
        ResolveOpacityNodeMethod "draw" o = Gsk.RenderNode.RenderNodeDrawMethodInfo
        ResolveOpacityNodeMethod "ref" o = Gsk.RenderNode.RenderNodeRefMethodInfo
        ResolveOpacityNodeMethod "serialize" o = Gsk.RenderNode.RenderNodeSerializeMethodInfo
        ResolveOpacityNodeMethod "unref" o = Gsk.RenderNode.RenderNodeUnrefMethodInfo
        ResolveOpacityNodeMethod "writeToFile" o = Gsk.RenderNode.RenderNodeWriteToFileMethodInfo
        ResolveOpacityNodeMethod "getBounds" o = Gsk.RenderNode.RenderNodeGetBoundsMethodInfo
        ResolveOpacityNodeMethod "getChild" o = OpacityNodeGetChildMethodInfo
        ResolveOpacityNodeMethod "getNodeType" o = Gsk.RenderNode.RenderNodeGetNodeTypeMethodInfo
        ResolveOpacityNodeMethod "getOpacity" o = OpacityNodeGetOpacityMethodInfo
        ResolveOpacityNodeMethod "getOpaqueRect" o = Gsk.RenderNode.RenderNodeGetOpaqueRectMethodInfo
        ResolveOpacityNodeMethod l o = O.MethodResolutionFailed l o

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

    #endif

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

    #endif

    -- XXX Wrapping a foreign struct/union with no known destructor or size, leak?
    instance BoxedPtr OpacityNode where
        boxedPtrCopy :: OpacityNode -> IO OpacityNode
    boxedPtrCopy = OpacityNode -> IO OpacityNode
    forall a. a -> IO a
    forall (m :: * -> *) a. Monad m => a -> m a
    return
        boxedPtrFree :: OpacityNode -> IO ()
    boxedPtrFree = \OpacityNode
    _x -> () -> IO ()
    forall a. a -> IO a
    forall (m :: * -> *) a. Monad m => a -> m a
    return ()

    -- method OpacityNode::new
    -- method type : Constructor
    -- Args: [ Arg
    --           { argCName = "child"
    --           , argType =
    --               TInterface Name { namespace = "Gsk" , name = "RenderNode" }
    --           , argCType = Just "GskRenderNode*"
    --           , direction = DirectionIn
    --           , mayBeNull = False
    --           , argDoc =
    --               Documentation
    --                 { rawDocText = Just "The node to draw" , sinceVersion = Nothing }
    --           , argScope = ScopeTypeInvalid
    --           , argClosure = -1
    --           , argDestroy = -1
    --           , argCallerAllocates = False
    --           , argCallbackUserData = False
    --           , transfer = TransferNothing
    --           }
    --       , Arg
    --           { argCName = "opacity"
    --           , argType = TBasicType TFloat
    --           , argCType = Just "float"
    --           , direction = DirectionIn
    --           , mayBeNull = False
    --           , argDoc =
    --               Documentation
    --                 { rawDocText = Just "The opacity to apply"
    --                 , sinceVersion = Nothing
    --                 }
    --           , argScope = ScopeTypeInvalid
    --           , argClosure = -1
    --           , argDestroy = -1
    --           , argCallerAllocates = False
    --           , argCallbackUserData = False
    --           , transfer = TransferNothing
    --           }
    --       ]
    -- Lengths: []
    -- returnType: Just (TInterface Name { namespace = "Gsk" , name = "OpacityNode" })
    -- throws : False
    -- Skip return : False

    foreign import ccall "gsk_opacity_node_new" gsk_opacity_node_new ::
        Ptr Gsk.RenderNode.RenderNode ->        -- child : TInterface (Name {namespace = "Gsk", name = "RenderNode"})
        CFloat ->                               -- opacity : TBasicType TFloat
        IO (Ptr OpacityNode)

    -- | Creates a @GskRenderNode@ that will drawn the /@child@/ with reduced
    -- /@opacity@/.
    opacityNodeNew ::
        (B.CallStack.HasCallStack, MonadIO m, Gsk.RenderNode.IsRenderNode a) =>
        a
        -- ^ /@child@/: The node to draw
        -> Float
        -- ^ /@opacity@/: The opacity to apply
        -> m OpacityNode
        -- ^ __Returns:__ A new @GskRenderNode@
    opacityNodeNew :: forall (m :: * -> *) a.
    (HasCallStack, MonadIO m, IsRenderNode a) =>
    a -> Float -> m OpacityNode
    opacityNodeNew a
    child Float
    opacity = IO OpacityNode -> m OpacityNode
    forall a. IO a -> m a
    forall (m :: * -> *) a. MonadIO m => IO a -> m a
    liftIO (IO OpacityNode -> m OpacityNode)
    -> IO OpacityNode -> m OpacityNode
    forall a b. (a -> b) -> a -> b
    $ do
        child' <- a -> IO (Ptr RenderNode)
    forall a b. (HasCallStack, ManagedPtrNewtype a) => a -> IO (Ptr b)
    unsafeManagedPtrCastPtr a
    child
        let opacity' = Float -> CFloat
    forall a b. (Real a, Fractional b) => a -> b
    realToFrac Float
    opacity
        result <- gsk_opacity_node_new child' opacity'
        checkUnexpectedReturnNULL "opacityNodeNew" result
        result' <- (wrapPtr OpacityNode) result
        touchManagedPtr child
        return result'

    #if defined(ENABLE_OVERLOADING)
    #endif

    -- method OpacityNode::get_child
    -- method type : OrdinaryMethod
    -- Args: [ Arg
    --           { argCName = "node"
    --           , argType =
    --               TInterface Name { namespace = "Gsk" , name = "OpacityNode" }
    --           , argCType = Just "const GskRenderNode*"
    --           , direction = DirectionIn
    --           , mayBeNull = False
    --           , argDoc =
    --               Documentation
    --                 { rawDocText = Just "a `GskRenderNode` for an opacity"
    --                 , sinceVersion = Nothing
    --                 }
    --           , argScope = ScopeTypeInvalid
    --           , argClosure = -1
    --           , argDestroy = -1
    --           , argCallerAllocates = False
    --           , argCallbackUserData = False
    --           , transfer = TransferNothing
    --           }
    --       ]
    -- Lengths: []
    -- returnType: Just (TInterface Name { namespace = "Gsk" , name = "RenderNode" })
    -- throws : False
    -- Skip return : False

    foreign import ccall "gsk_opacity_node_get_child" gsk_opacity_node_get_child ::
        Ptr OpacityNode ->                      -- node : TInterface (Name {namespace = "Gsk", name = "OpacityNode"})
        IO (Ptr Gsk.RenderNode.RenderNode)

    -- | Gets the child node that is getting opacityed by the given /@node@/.
    opacityNodeGetChild ::
        (B.CallStack.HasCallStack, MonadIO m, IsOpacityNode a) =>
        a
        -- ^ /@node@/: a @GskRenderNode@ for an opacity
        -> m Gsk.RenderNode.RenderNode
        -- ^ __Returns:__ The child that is getting opacityed
    opacityNodeGetChild :: forall (m :: * -> *) a.
    (HasCallStack, MonadIO m, IsOpacityNode a) =>
    a -> m RenderNode
    opacityNodeGetChild a
    node = IO RenderNode -> m RenderNode
    forall a. IO a -> m a
    forall (m :: * -> *) a. MonadIO m => IO a -> m a
    liftIO (IO RenderNode -> m RenderNode) -> IO RenderNode -> m RenderNode
    forall a b. (a -> b) -> a -> b
    $ do
        node' <- a -> IO (Ptr OpacityNode)
    forall a b. (HasCallStack, ManagedPtrNewtype a) => a -> IO (Ptr b)
    unsafeManagedPtrCastPtr a
    node
        result <- gsk_opacity_node_get_child node'
        checkUnexpectedReturnNULL "opacityNodeGetChild" result
        result' <- (newPtr Gsk.RenderNode.RenderNode) result
        touchManagedPtr node
        return result'

    #if defined(ENABLE_OVERLOADING)
    data OpacityNodeGetChildMethodInfo
    instance (signature ~ (m Gsk.RenderNode.RenderNode), MonadIO m, IsOpacityNode a) => O.OverloadedMethod OpacityNodeGetChildMethodInfo a signature where
        overloadedMethod = opacityNodeGetChild

    instance O.OverloadedMethodInfo OpacityNodeGetChildMethodInfo a where
        overloadedMethodInfo = P.Just (O.ResolvedSymbolInfo {
            O.resolvedSymbolName = "GI.Gsk.Objects.OpacityNode.opacityNodeGetChild",
            O.resolvedSymbolURL = "https://hackage.haskell.org/package/gi-gsk-4.0.9/docs/GI-Gsk-Objects-OpacityNode.html#v:opacityNodeGetChild"
            })

    #endif

    -- method OpacityNode::get_opacity
    -- method type : OrdinaryMethod
    -- Args: [ Arg
    --           { argCName = "node"
    --           , argType =
    --               TInterface Name { namespace = "Gsk" , name = "OpacityNode" }
    --           , argCType = Just "const GskRenderNode*"
    --           , direction = DirectionIn
    --           , mayBeNull = False
    --           , argDoc =
    --               Documentation
    --                 { rawDocText = Just "a `GskRenderNode` for an opacity"
    --                 , sinceVersion = Nothing
    --                 }
    --           , argScope = ScopeTypeInvalid
    --           , argClosure = -1
    --           , argDestroy = -1
    --           , argCallerAllocates = False
    --           , argCallbackUserData = False
    --           , transfer = TransferNothing
    --           }
    --       ]
    -- Lengths: []
    -- returnType: Just (TBasicType TFloat)
    -- throws : False
    -- Skip return : False

    foreign import ccall "gsk_opacity_node_get_opacity" gsk_opacity_node_get_opacity ::
        Ptr OpacityNode ->                      -- node : TInterface (Name {namespace = "Gsk", name = "OpacityNode"})
        IO CFloat

    -- | Gets the transparency factor for an opacity node.
    opacityNodeGetOpacity ::
        (B.CallStack.HasCallStack, MonadIO m, IsOpacityNode a) =>
        a
        -- ^ /@node@/: a @GskRenderNode@ for an opacity
        -> m Float
        -- ^ __Returns:__ the opacity factor
    opacityNodeGetOpacity :: forall (m :: * -> *) a.
    (HasCallStack, MonadIO m, IsOpacityNode a) =>
    a -> m Float
    opacityNodeGetOpacity a
    node = IO Float -> m Float
    forall a. IO a -> m a
    forall (m :: * -> *) a. MonadIO m => IO a -> m a
    liftIO (IO Float -> m Float) -> IO Float -> m Float
    forall a b. (a -> b) -> a -> b
    $ do
        node' <- a -> IO (Ptr OpacityNode)
    forall a b. (HasCallStack, ManagedPtrNewtype a) => a -> IO (Ptr b)
    unsafeManagedPtrCastPtr a
    node
        result <- gsk_opacity_node_get_opacity node'
        let result' = CFloat -> Float
    forall a b. (Real a, Fractional b) => a -> b
    realToFrac CFloat
    result
        touchManagedPtr node
        return result'

    #if defined(ENABLE_OVERLOADING)
    data OpacityNodeGetOpacityMethodInfo
    instance (signature ~ (m Float), MonadIO m, IsOpacityNode a) => O.OverloadedMethod OpacityNodeGetOpacityMethodInfo a signature where
        overloadedMethod = opacityNodeGetOpacity

    instance O.OverloadedMethodInfo OpacityNodeGetOpacityMethodInfo a where
        overloadedMethodInfo = P.Just (O.ResolvedSymbolInfo {
            O.resolvedSymbolName = "GI.Gsk.Objects.OpacityNode.opacityNodeGetOpacity",
            O.resolvedSymbolURL = "https://hackage.haskell.org/package/gi-gsk-4.0.9/docs/GI-Gsk-Objects-OpacityNode.html#v:opacityNodeGetOpacity"
            })

    #endif