Graphics.UI.SDL.Utilities

Various small functions which makes the binding process easier.

Documentation

class Enum a b | a -> b where

Methods

succ :: a -> a

pred :: a -> a

toEnum :: b -> a

fromEnum :: a -> b

enumFromTo :: a -> a -> [a]

Instances

Enum SDLKey Word32

Enum Modifier Word32

Enum SurfaceFlag Word32

Enum Hat Word8

Enum InitFlag Word32

Enum Palette Int

Enum Focus Word8

Enum MouseButton Word8

intToBool :: Int -> IO Int -> IO Bool

toBitmask :: (Enum a b, Bits b) => [a] -> b

fromBitmask :: (Bounded a, Enum a b, Bits b) => b -> [a]

fromCInt :: Num a => CInt -> a

toCInt :: Int -> CInt