Graphics.UI.FLTK.LowLevel.Image

Documentation

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 ()