module Graphics.UI.SDL.Mixer.Music
( freeMusic
, tryLoadMUS
, loadMUS
, tryPlayMusic
, playMusic
, tryFadeInMusic
, fadeInMusic
, tryFadeInMusicPos
, fadeInMusicPos
, setMusicVolume
, getMusicVolume
, modifyMusicVolume
, pauseMusic
, resumeMusic
, rewindMusic
, trySetMusicPosition
, setMusicPosition
, trySetMusicCmd
, setMusicCmd
, disableMusicCmd
, haltMusic
, tryFadeOutMusic
, fadeOutMusic
, getMusicType
, playingMusic
, pausedMusic
, fadingMusic
) where
import Foreign(Ptr, FunPtr, nullPtr, toBool, withForeignPtr, newForeignPtr)
import Foreign.C(withCString, CString)
import Graphics.UI.SDL.Mixer.Types(Fading, MusicType, Music, MusicStruct)
import Graphics.UI.SDL.General(unwrapMaybe, unwrapBool)
foreign import ccall unsafe "&Mix_FreeMusic" mixFreeMusicFinal :: FunPtr (Ptr MusicStruct -> IO ())
mkFinalizedMusic :: Ptr MusicStruct -> IO Music
mkFinalizedMusic :: Ptr MusicStruct -> IO Music
mkFinalizedMusic = FinalizerPtr MusicStruct -> Ptr MusicStruct -> IO Music
forall a. FinalizerPtr a -> Ptr a -> IO (ForeignPtr a)
newForeignPtr FinalizerPtr MusicStruct
mixFreeMusicFinal
foreign import ccall unsafe "Mix_FreeMusic" mixFreeMusic :: Ptr MusicStruct -> IO ()
freeMusic :: Music -> IO ()
freeMusic :: Music -> IO ()
freeMusic Music
music = Music -> (Ptr MusicStruct -> IO ()) -> IO ()
forall a b. ForeignPtr a -> (Ptr a -> IO b) -> IO b
withForeignPtr Music
music Ptr MusicStruct -> IO ()
mixFreeMusic
foreign import ccall unsafe "Mix_LoadMUS" mixLoadMUS :: CString -> IO (Ptr MusicStruct)
tryLoadMUS :: FilePath -> IO (Maybe Music)
tryLoadMUS :: FilePath -> IO (Maybe Music)
tryLoadMUS FilePath
path
= FilePath -> (CString -> IO (Maybe Music)) -> IO (Maybe Music)
forall a. FilePath -> (CString -> IO a) -> IO a
withCString FilePath
path ((CString -> IO (Maybe Music)) -> IO (Maybe Music))
-> (CString -> IO (Maybe Music)) -> IO (Maybe Music)
forall a b. (a -> b) -> a -> b
$ \CString
cPath ->
do Ptr MusicStruct
music <- CString -> IO (Ptr MusicStruct)
mixLoadMUS CString
cPath
if Ptr MusicStruct
music Ptr MusicStruct -> Ptr MusicStruct -> Bool
forall a. Eq a => a -> a -> Bool
== Ptr MusicStruct
forall a. Ptr a
nullPtr
then Maybe Music -> IO (Maybe Music)
forall (m :: * -> *) a. Monad m => a -> m a
return Maybe Music
forall a. Maybe a
Nothing
else (Music -> Maybe Music) -> IO Music -> IO (Maybe Music)
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap Music -> Maybe Music
forall a. a -> Maybe a
Just (Ptr MusicStruct -> IO Music
mkFinalizedMusic Ptr MusicStruct
music)
loadMUS :: FilePath -> IO Music
loadMUS :: FilePath -> IO Music
loadMUS = FilePath -> IO (Maybe Music) -> IO Music
forall a. FilePath -> IO (Maybe a) -> IO a
unwrapMaybe FilePath
"Mix_LoadMUS" (IO (Maybe Music) -> IO Music)
-> (FilePath -> IO (Maybe Music)) -> FilePath -> IO Music
forall b c a. (b -> c) -> (a -> b) -> a -> c
. FilePath -> IO (Maybe Music)
tryLoadMUS
foreign import ccall unsafe "Mix_PlayMusic" mixPlayMusic :: Ptr MusicStruct -> Int -> IO Int
tryPlayMusic :: Music -> Int -> IO Bool
tryPlayMusic :: Music -> Int -> IO Bool
tryPlayMusic Music
music Int
loops
= Music -> (Ptr MusicStruct -> IO Bool) -> IO Bool
forall a b. ForeignPtr a -> (Ptr a -> IO b) -> IO b
withForeignPtr Music
music ((Ptr MusicStruct -> IO Bool) -> IO Bool)
-> (Ptr MusicStruct -> IO Bool) -> IO Bool
forall a b. (a -> b) -> a -> b
$ \Ptr MusicStruct
musicPtr ->
(Int -> Bool) -> IO Int -> IO Bool
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap (Int -> Int -> Bool
forall a. Eq a => a -> a -> Bool
==Int
0) (Ptr MusicStruct -> Int -> IO Int
mixPlayMusic Ptr MusicStruct
musicPtr Int
loops)
playMusic :: Music -> Int -> IO ()
playMusic :: Music -> Int -> IO ()
playMusic Music
music Int
loops = FilePath -> IO Bool -> IO ()
unwrapBool FilePath
"Mix_PlayMusic" (Music -> Int -> IO Bool
tryPlayMusic Music
music Int
loops)
tryFadeInMusic :: Music -> Int -> Int -> IO Bool
tryFadeInMusic :: Music -> Int -> Int -> IO Bool
tryFadeInMusic Music
music Int
loops Int
ms
= Music -> Int -> Int -> Double -> IO Bool
tryFadeInMusicPos Music
music Int
loops Int
ms Double
0
fadeInMusic :: Music -> Int -> Int -> IO ()
fadeInMusic :: Music -> Int -> Int -> IO ()
fadeInMusic Music
music Int
loops Int
ms
= Music -> Int -> Int -> Double -> IO ()
fadeInMusicPos Music
music Int
loops Int
ms Double
0
foreign import ccall unsafe "Mix_FadeInMusicPos" mixFadeInMusicPos
:: Ptr MusicStruct -> Int -> Int -> Double -> IO Int
tryFadeInMusicPos :: Music -> Int -> Int -> Double -> IO Bool
tryFadeInMusicPos :: Music -> Int -> Int -> Double -> IO Bool
tryFadeInMusicPos Music
music Int
loops Int
ms Double
pos
= Music -> (Ptr MusicStruct -> IO Bool) -> IO Bool
forall a b. ForeignPtr a -> (Ptr a -> IO b) -> IO b
withForeignPtr Music
music ((Ptr MusicStruct -> IO Bool) -> IO Bool)
-> (Ptr MusicStruct -> IO Bool) -> IO Bool
forall a b. (a -> b) -> a -> b
$ \Ptr MusicStruct
musicPtr ->
(Int -> Bool) -> IO Int -> IO Bool
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap (Int -> Int -> Bool
forall a. Eq a => a -> a -> Bool
==Int
0) (Ptr MusicStruct -> Int -> Int -> Double -> IO Int
mixFadeInMusicPos Ptr MusicStruct
musicPtr Int
loops Int
ms Double
pos)
fadeInMusicPos :: Music -> Int -> Int -> Double -> IO ()
fadeInMusicPos :: Music -> Int -> Int -> Double -> IO ()
fadeInMusicPos Music
music Int
loops Int
ms Double
pos
= FilePath -> IO Bool -> IO ()
unwrapBool FilePath
"Mix_FadeInMusic" (Music -> Int -> Int -> Double -> IO Bool
tryFadeInMusicPos Music
music Int
loops Int
ms Double
pos)
foreign import ccall unsafe "Mix_VolumeMusic" mixVolumeMusic :: Int -> IO Int
setMusicVolume :: Int -> IO ()
setMusicVolume :: Int -> IO ()
setMusicVolume Int
volume = Int -> IO Int
mixVolumeMusic Int
volume IO Int -> IO () -> IO ()
forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> () -> IO ()
forall (m :: * -> *) a. Monad m => a -> m a
return ()
getMusicVolume :: IO Int
getMusicVolume :: IO Int
getMusicVolume = Int -> IO Int
mixVolumeMusic (-Int
1)
modifyMusicVolume :: (Int -> Int) -> IO ()
modifyMusicVolume :: (Int -> Int) -> IO ()
modifyMusicVolume Int -> Int
fn = IO Int
getMusicVolume IO Int -> (Int -> IO ()) -> IO ()
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= Int -> IO ()
setMusicVolume (Int -> IO ()) -> (Int -> Int) -> Int -> IO ()
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Int -> Int
fn
foreign import ccall unsafe "Mix_PauseMusic" pauseMusic :: IO ()
foreign import ccall unsafe "Mix_ResumeMusic" resumeMusic :: IO ()
foreign import ccall unsafe "Mix_RewindMusic" rewindMusic :: IO ()
foreign import ccall unsafe "Mix_SetMusicPosition" mixSetMusicPosition :: Double -> IO Int
trySetMusicPosition :: Double -> IO Bool
trySetMusicPosition :: Double -> IO Bool
trySetMusicPosition = (Int -> Bool) -> IO Int -> IO Bool
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap (Int -> Int -> Bool
forall a. Eq a => a -> a -> Bool
==Int
0) (IO Int -> IO Bool) -> (Double -> IO Int) -> Double -> IO Bool
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Double -> IO Int
mixSetMusicPosition
setMusicPosition :: Double -> IO ()
setMusicPosition :: Double -> IO ()
setMusicPosition = FilePath -> IO Bool -> IO ()
unwrapBool FilePath
"Mix_SetMusicPosition" (IO Bool -> IO ()) -> (Double -> IO Bool) -> Double -> IO ()
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Double -> IO Bool
trySetMusicPosition
foreign import ccall unsafe "Mix_SetMusicCMD" mixSetMusicCmd :: CString -> IO Int
trySetMusicCmd :: String -> IO Bool
trySetMusicCmd :: FilePath -> IO Bool
trySetMusicCmd FilePath
cmd
= FilePath -> (CString -> IO Bool) -> IO Bool
forall a. FilePath -> (CString -> IO a) -> IO a
withCString FilePath
cmd ((CString -> IO Bool) -> IO Bool)
-> (CString -> IO Bool) -> IO Bool
forall a b. (a -> b) -> a -> b
$ \CString
cString ->
(Int -> Bool) -> IO Int -> IO Bool
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap (Int -> Int -> Bool
forall a. Eq a => a -> a -> Bool
==Int
0) (CString -> IO Int
mixSetMusicCmd CString
cString)
setMusicCmd :: String -> IO ()
setMusicCmd :: FilePath -> IO ()
setMusicCmd FilePath
cmd = FilePath -> IO Bool -> IO ()
unwrapBool FilePath
"Mix_SetMusicCMD" (FilePath -> IO Bool
trySetMusicCmd FilePath
cmd)
disableMusicCmd :: IO ()
disableMusicCmd :: IO ()
disableMusicCmd = CString -> IO Int
mixSetMusicCmd CString
forall a. Ptr a
nullPtr IO Int -> IO () -> IO ()
forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> () -> IO ()
forall (m :: * -> *) a. Monad m => a -> m a
return ()
foreign import ccall unsafe "Mix_HaltMusic" mixHaltMusic :: IO Int
haltMusic :: IO ()
haltMusic :: IO ()
haltMusic = IO Int
mixHaltMusic IO Int -> IO () -> IO ()
forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> () -> IO ()
forall (m :: * -> *) a. Monad m => a -> m a
return ()
foreign import ccall unsafe "Mix_FadeOutMusic" mixFadeOutMusic :: Int -> IO Int
tryFadeOutMusic :: Int -> IO Bool
tryFadeOutMusic :: Int -> IO Bool
tryFadeOutMusic Int
ms = (Int -> Bool) -> IO Int -> IO Bool
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap (Int -> Int -> Bool
forall a. Eq a => a -> a -> Bool
==Int
1) (Int -> IO Int
mixFadeOutMusic Int
ms)
fadeOutMusic :: Int -> IO ()
fadeOutMusic :: Int -> IO ()
fadeOutMusic Int
ms = FilePath -> IO Bool -> IO ()
unwrapBool FilePath
"Mix_FadeOutMusic" (Int -> IO Bool
tryFadeOutMusic Int
ms)
foreign import ccall unsafe "Mix_GetMusicType" mixGetMusicType :: Ptr MusicStruct -> IO Int
getMusicType :: Maybe Music -> IO MusicType
getMusicType :: Maybe Music -> IO MusicType
getMusicType Maybe Music
mbMusic
= Maybe Music -> (Ptr MusicStruct -> IO MusicType) -> IO MusicType
forall a b. Maybe (ForeignPtr a) -> (Ptr a -> IO b) -> IO b
withMusic Maybe Music
mbMusic ((Ptr MusicStruct -> IO MusicType) -> IO MusicType)
-> (Ptr MusicStruct -> IO MusicType) -> IO MusicType
forall a b. (a -> b) -> a -> b
$ \Ptr MusicStruct
musicPtr ->
(Int -> MusicType) -> IO Int -> IO MusicType
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap Int -> MusicType
forall a. Enum a => Int -> a
toEnum (Ptr MusicStruct -> IO Int
mixGetMusicType Ptr MusicStruct
musicPtr)
where withMusic :: Maybe (ForeignPtr a) -> (Ptr a -> IO b) -> IO b
withMusic Maybe (ForeignPtr a)
Nothing Ptr a -> IO b
action = Ptr a -> IO b
action Ptr a
forall a. Ptr a
nullPtr
withMusic (Just ForeignPtr a
music) Ptr a -> IO b
action = ForeignPtr a -> (Ptr a -> IO b) -> IO b
forall a b. ForeignPtr a -> (Ptr a -> IO b) -> IO b
withForeignPtr ForeignPtr a
music Ptr a -> IO b
action
foreign import ccall unsafe "Mix_PlayingMusic" mixPlayingMusic :: IO Int
playingMusic :: IO Bool
playingMusic :: IO Bool
playingMusic = (Int -> Bool) -> IO Int -> IO Bool
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap Int -> Bool
forall a. (Eq a, Num a) => a -> Bool
toBool IO Int
mixPlayingMusic
foreign import ccall unsafe "Mix_PausedMusic" mixPausedMusic :: IO Int
pausedMusic :: IO Bool
pausedMusic :: IO Bool
pausedMusic = (Int -> Bool) -> IO Int -> IO Bool
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap Int -> Bool
forall a. (Eq a, Num a) => a -> Bool
toBool IO Int
mixPausedMusic
foreign import ccall unsafe "Mix_FadingMusic" mixFadingMusic :: IO Int
fadingMusic :: IO Fading
fadingMusic :: IO Fading
fadingMusic = (Int -> Fading) -> IO Int -> IO Fading
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap Int -> Fading
forall a. Enum a => Int -> a
toEnum IO Int
mixFadingMusic