{-# LANGUAGE TypeApplications #-}


-- | Copyright  : Will Thompson, Iñaki García Etxebarria and Jonas Platte
-- License    : LGPL-2.1
-- Maintainer : Iñaki García Etxebarria
-- 
-- The t'GI.Pango.Structs.AttrColor.AttrColor' structure is used to represent attributes that
-- are colors.

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

module GI.Pango.Structs.AttrColor
    (

-- * Exported types
    AttrColor(..)                           ,
    newZeroAttrColor                        ,
    noAttrColor                             ,


 -- * Methods
-- ** Overloaded methods #method:Overloaded methods#

#if defined(ENABLE_OVERLOADING)
    ResolveAttrColorMethod                  ,
#endif




 -- * Properties
-- ** attr #attr:attr#
-- | the common portion of the attribute

#if defined(ENABLE_OVERLOADING)
    attrColor_attr                          ,
#endif
    getAttrColorAttr                        ,


-- ** color #attr:color#
-- | the t'GI.Pango.Structs.Color.Color' which is the value of the attribute

#if defined(ENABLE_OVERLOADING)
    attrColor_color                         ,
#endif
    getAttrColorColor                       ,




    ) 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.ManagedPtr as B.ManagedPtr
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 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 {-# SOURCE #-} qualified GI.Pango.Structs.Attribute as Pango.Attribute
import {-# SOURCE #-} qualified GI.Pango.Structs.Color as Pango.Color

-- | Memory-managed wrapper type.
newtype AttrColor = AttrColor (ManagedPtr AttrColor)
    deriving (Eq)
instance WrappedPtr AttrColor where
    wrappedPtrCalloc = callocBytes 24
    wrappedPtrCopy = \p -> withManagedPtr p (copyBytes 24 >=> wrapPtr AttrColor)
    wrappedPtrFree = Just ptr_to_g_free

-- | Construct a `AttrColor` struct initialized to zero.
newZeroAttrColor :: MonadIO m => m AttrColor
newZeroAttrColor = liftIO $ wrappedPtrCalloc >>= wrapPtr AttrColor

instance tag ~ 'AttrSet => Constructible AttrColor tag where
    new _ attrs = do
        o <- newZeroAttrColor
        GI.Attributes.set o attrs
        return o


-- | A convenience alias for `Nothing` :: `Maybe` `AttrColor`.
noAttrColor :: Maybe AttrColor
noAttrColor = Nothing

-- | Get the value of the “@attr@” field.
-- When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to
-- 
-- @
-- 'Data.GI.Base.Attributes.get' attrColor #attr
-- @
getAttrColorAttr :: MonadIO m => AttrColor -> m Pango.Attribute.Attribute
getAttrColorAttr s = liftIO $ withManagedPtr s $ \ptr -> do
    let val = ptr `plusPtr` 0 :: (Ptr Pango.Attribute.Attribute)
    val' <- (newBoxed Pango.Attribute.Attribute) val
    return val'

#if defined(ENABLE_OVERLOADING)
data AttrColorAttrFieldInfo
instance AttrInfo AttrColorAttrFieldInfo where
    type AttrBaseTypeConstraint AttrColorAttrFieldInfo = (~) AttrColor
    type AttrAllowedOps AttrColorAttrFieldInfo = '[ 'AttrGet]
    type AttrSetTypeConstraint AttrColorAttrFieldInfo = (~) (Ptr Pango.Attribute.Attribute)
    type AttrTransferTypeConstraint AttrColorAttrFieldInfo = (~)(Ptr Pango.Attribute.Attribute)
    type AttrTransferType AttrColorAttrFieldInfo = (Ptr Pango.Attribute.Attribute)
    type AttrGetType AttrColorAttrFieldInfo = Pango.Attribute.Attribute
    type AttrLabel AttrColorAttrFieldInfo = "attr"
    type AttrOrigin AttrColorAttrFieldInfo = AttrColor
    attrGet = getAttrColorAttr
    attrSet = undefined
    attrConstruct = undefined
    attrClear = undefined
    attrTransfer = undefined

attrColor_attr :: AttrLabelProxy "attr"
attrColor_attr = AttrLabelProxy

#endif


-- | Get the value of the “@color@” field.
-- When <https://github.com/haskell-gi/haskell-gi/wiki/Overloading overloading> is enabled, this is equivalent to
-- 
-- @
-- 'Data.GI.Base.Attributes.get' attrColor #color
-- @
getAttrColorColor :: MonadIO m => AttrColor -> m Pango.Color.Color
getAttrColorColor s = liftIO $ withManagedPtr s $ \ptr -> do
    let val = ptr `plusPtr` 16 :: (Ptr Pango.Color.Color)
    val' <- (newBoxed Pango.Color.Color) val
    return val'

#if defined(ENABLE_OVERLOADING)
data AttrColorColorFieldInfo
instance AttrInfo AttrColorColorFieldInfo where
    type AttrBaseTypeConstraint AttrColorColorFieldInfo = (~) AttrColor
    type AttrAllowedOps AttrColorColorFieldInfo = '[ 'AttrGet]
    type AttrSetTypeConstraint AttrColorColorFieldInfo = (~) (Ptr Pango.Color.Color)
    type AttrTransferTypeConstraint AttrColorColorFieldInfo = (~)(Ptr Pango.Color.Color)
    type AttrTransferType AttrColorColorFieldInfo = (Ptr Pango.Color.Color)
    type AttrGetType AttrColorColorFieldInfo = Pango.Color.Color
    type AttrLabel AttrColorColorFieldInfo = "color"
    type AttrOrigin AttrColorColorFieldInfo = AttrColor
    attrGet = getAttrColorColor
    attrSet = undefined
    attrConstruct = undefined
    attrClear = undefined
    attrTransfer = undefined

attrColor_color :: AttrLabelProxy "color"
attrColor_color = AttrLabelProxy

#endif



#if defined(ENABLE_OVERLOADING)
instance O.HasAttributeList AttrColor
type instance O.AttributeList AttrColor = AttrColorAttributeList
type AttrColorAttributeList = ('[ '("attr", AttrColorAttrFieldInfo), '("color", AttrColorColorFieldInfo)] :: [(Symbol, *)])
#endif

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

instance (info ~ ResolveAttrColorMethod t AttrColor, O.MethodInfo info AttrColor p) => OL.IsLabel t (AttrColor -> p) where
#if MIN_VERSION_base(4,10,0)
    fromLabel = O.overloadedMethod @info
#else
    fromLabel _ = O.overloadedMethod @info
#endif

#endif