{- | Copyright : Will Thompson, Iñaki García Etxebarria and Jonas Platte License : LGPL-2.1 Maintainer : Iñaki García Etxebarria (garetxe@gmail.com) -} module GI.GLib.Unions.FloatIEEE754 ( -- * Exported types FloatIEEE754(..) , noFloatIEEE754 , -- * Properties -- ** VFloat floatIEEE754ReadVFloat , ) where import Prelude () import Data.GI.Base.ShortPrelude import qualified Data.Text as T import qualified Data.ByteString.Char8 as B import qualified Data.Map as Map import GI.GLib.Types import GI.GLib.Callbacks newtype FloatIEEE754 = FloatIEEE754 (ForeignPtr FloatIEEE754) noFloatIEEE754 :: Maybe FloatIEEE754 noFloatIEEE754 = Nothing floatIEEE754ReadVFloat :: FloatIEEE754 -> IO Float floatIEEE754ReadVFloat s = withManagedPtr s $ \ptr -> do val <- peek (ptr `plusPtr` 0) :: IO CFloat let val' = realToFrac val return val'