Graphics.UI.FLTK.LowLevel.Image

Documentation

data ImageFail

Only available on FLTK version 1.3.4 and above.

Constructors

ImageErrFormat

ImageErrFileAccess

ImageErrNoImage

Instances

Enum ImageFail

Methods

succ :: ImageFail -> ImageFail

pred :: ImageFail -> ImageFail

toEnum :: Int -> ImageFail

fromEnum :: ImageFail -> Int

enumFrom :: ImageFail -> [ImageFail]

enumFromThen :: ImageFail -> ImageFail -> [ImageFail]

enumFromTo :: ImageFail -> ImageFail -> [ImageFail]

enumFromThenTo :: ImageFail -> ImageFail -> ImageFail -> [ImageFail]

Eq ImageFail

Methods

(==) :: ImageFail -> ImageFail -> Bool

(/=) :: ImageFail -> ImageFail -> Bool

Ord ImageFail

Methods

compare :: ImageFail -> ImageFail -> Ordering

(<) :: ImageFail -> ImageFail -> Bool

(<=) :: ImageFail -> ImageFail -> Bool

(>) :: ImageFail -> ImageFail -> Bool

(>=) :: ImageFail -> ImageFail -> Bool

max :: ImageFail -> ImageFail -> ImageFail

min :: ImageFail -> ImageFail -> ImageFail

Show ImageFail

Methods

showsPrec :: Int -> ImageFail -> ShowS

show :: ImageFail -> String

showList :: [ImageFail] -> ShowS

data ImageFuncs a b

Constructors

ImageFuncs

Fields

• imageDrawOverride :: Maybe ImageDrawCallback
• imageColorAverageOverride :: Maybe ColorAverageCallback
• imageCopyOverride :: Maybe ImageCopyCallback
• imageDesaturateOverride :: Maybe (Ref Image -> IO ())
• imageUncacheOverride :: Maybe (Ref Image -> IO ())

defaultImageFuncs :: ImageFuncs a b

imageNew :: Size -> Depth -> Maybe (ImageFuncs a b) -> IO (Ref Image)

type ColorAverageCallback = Ref Image -> Color -> Float -> IO ()

type ImageDrawCallback = Ref Image -> Position -> Size -> Maybe X -> Maybe Y -> IO ()

type ImageCopyCallback = Ref Image -> Size -> IO (Ref Image)

toImageDrawCallbackPrim :: ImageDrawCallback -> IO (FunPtr ImageDrawCallbackPrim)

toColorAverageCallbackPrim :: ColorAverageCallback -> IO (FunPtr ColorAverageCallbackPrim)

toImageCopyCallbackPrim :: ImageCopyCallback -> IO (FunPtr ImageCopyCallbackPrim)

Hierarchy

Graphics.UI.FLTK.LowLevel.Image

Functions

colorAverage :: Ref Image -> Color -> Float -> IO ()

copy :: Ref Image -> Maybe Size -> IO (Maybe (Ref Image))

desaturate :: Ref Image -> IO ()

destroy :: Ref Image -> IO ()

draw :: Ref Image -> Position -> IO ()

drawResize :: Ref Image -> Position -> Size -> Maybe X -> Maybe Y -> IO ()

getCount :: Ref Image -> IO (Int)

getD :: Ref Image -> IO (Int)

getH :: Ref Image -> IO (Int)

getLd :: Ref Image -> IO (Int)

getW :: Ref Image -> IO (Int)

inactive :: Ref Image -> IO ()

uncache :: Ref Image -> IO ()

Available in FLTK 1.3.4 only:
fail :: Ref Image -> IO (Either ImageFail ())

Orphan instances

(~) * impl (IO (Either ImageFail ())) => Op (Fail ()) Image orig impl

Only available on FLTK version 1.3.4 and above.

Methods

runOp :: Fail () -> orig -> Ref Image -> impl

(~) * impl (IO ()) => Op (Uncache ()) Image orig impl

Methods

runOp :: Uncache () -> orig -> Ref Image -> impl

(~) * impl (Position -> Size -> Maybe X -> Maybe Y -> IO ()) => Op (DrawResize ()) Image orig impl

Methods

runOp :: DrawResize () -> orig -> Ref Image -> impl

(~) * impl (IO ()) => Op (Desaturate ()) Image orig impl

Methods

runOp :: Desaturate () -> orig -> Ref Image -> impl

(~) * impl (IO ()) => Op (Inactive ()) Image orig impl

Methods

runOp :: Inactive () -> orig -> Ref Image -> impl

(~) * impl (Color -> Float -> IO ()) => Op (ColorAverage ()) Image orig impl

Methods

runOp :: ColorAverage () -> orig -> Ref Image -> impl

(~) * impl (IO Int) => Op (GetCount ()) Image orig impl

Methods

runOp :: GetCount () -> orig -> Ref Image -> impl

(~) * impl (IO Int) => Op (GetLd ()) Image orig impl

Methods

runOp :: GetLd () -> orig -> Ref Image -> impl

(~) * impl (IO Int) => Op (GetD ()) Image orig impl

Methods

runOp :: GetD () -> orig -> Ref Image -> impl

(~) * impl (Maybe Size -> IO (Maybe (Ref Image))) => Op (Copy ()) Image orig impl

Methods

runOp :: Copy () -> orig -> Ref Image -> impl

(~) * impl (Position -> IO ()) => Op (Draw ()) Image orig impl

Methods

runOp :: Draw () -> orig -> Ref Image -> impl

(~) * impl (IO Int) => Op (GetH ()) Image orig impl

Methods

runOp :: GetH () -> orig -> Ref Image -> impl

(~) * impl (IO Int) => Op (GetW ()) Image orig impl

Methods

runOp :: GetW () -> orig -> Ref Image -> impl

(~) * impl (IO ()) => Op (Destroy ()) Image orig impl

Methods

runOp :: Destroy () -> orig -> Ref Image -> impl