Safe Haskell	None
Language	Haskell2010

Graphics.UI.FLTK.LowLevel.Image

Contents

Hierarchy
Functions
Orphan instances

Synopsis

data ImageFail
data ImageFuncs a b = ImageFuncs {
- imageDrawOverride :: Maybe CustomImageDraw
- imageColorAverageOverride :: Maybe CustomColorAverage
- imageCopyOverride :: Maybe CustomImageCopy
- 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 CustomColorAverage = Ref Image -> Color -> Float -> IO ()
type CustomImageDraw = Ref Image -> Position -> Size -> Maybe X -> Maybe Y -> IO ()
type CustomImageCopy = Ref Image -> Size -> IO (Ref Image)
toCustomImageDrawPrim :: CustomImageDraw -> IO (FunPtr CustomImageDrawPrim)
toCustomColorAveragePrim :: CustomColorAverage -> IO (FunPtr CustomColorAveragePrim)
toCustomImageCopyPrim :: CustomImageCopy -> IO (FunPtr CustomImageCopyPrim)

Documentation

data ImageFail Source #

Only available on FLTK version 1.3.4 and above.

Constructors

ImageErrFormat
ImageErrFileAccess
ImageErrNoImage

Instances

Instances details

Enum ImageFail Source #
Instance details Defined in Graphics.UI.FLTK.LowLevel.Image 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 Source #
Instance details Defined in Graphics.UI.FLTK.LowLevel.Image Methods (==) :: ImageFail -> ImageFail -> Bool # (/=) :: ImageFail -> ImageFail -> Bool #
Ord ImageFail Source #
Instance details Defined in Graphics.UI.FLTK.LowLevel.Image 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 Source #
Instance details Defined in Graphics.UI.FLTK.LowLevel.Image Methods showsPrec :: Int -> ImageFail -> ShowS # show :: ImageFail -> String # showList :: [ImageFail] -> ShowS #

data ImageFuncs a b Source #

Constructors

ImageFuncs
Fields imageDrawOverride :: Maybe CustomImageDraw imageColorAverageOverride :: Maybe CustomColorAverage imageCopyOverride :: Maybe CustomImageCopy imageDesaturateOverride :: Maybe (Ref Image -> IO ()) imageUncacheOverride :: Maybe (Ref Image -> IO ())

defaultImageFuncs :: ImageFuncs a b Source #

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

type CustomColorAverage = Ref Image -> Color -> Float -> IO () Source #

type CustomImageDraw = Ref Image -> Position -> Size -> Maybe X -> Maybe Y -> IO () Source #

type CustomImageCopy = Ref Image -> Size -> IO (Ref Image) Source #

toCustomImageDrawPrim :: CustomImageDraw -> IO (FunPtr CustomImageDrawPrim) Source #

toCustomColorAveragePrim :: CustomColorAverage -> IO (FunPtr CustomColorAveragePrim) Source #

toCustomImageCopyPrim :: CustomImageCopy -> IO (FunPtr CustomImageCopyPrim) Source #

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 ()

fail :: Ref Image -> IO (Either ImageFail ())

getCount :: Ref Image -> IO (Int)

getD :: Ref Image -> IO (Int)

getDataH :: Ref Image -> IO (Height)

getDataSize :: Ref Image -> IO (Size)

getDataW :: Ref Image -> IO (Width)

getH :: Ref Image -> IO (Height)

getLd :: Ref Image -> IO (Int)

getW :: Ref Image -> IO (Width)

inactive :: Ref Image -> IO ()

scale :: Ref Image -> Size -> Maybe Bool -> Maybe Bool -> IO ()

uncache :: Ref Image -> IO ()

Orphan instances

impl ~ IO Size => Op (GetDataSize ()) Image orig impl Source #
Instance details Methods runOp :: GetDataSize () -> orig -> Ref Image -> impl Source #
impl ~ IO Height => Op (GetDataH ()) Image orig impl Source #
Instance details Methods runOp :: GetDataH () -> orig -> Ref Image -> impl Source #
impl ~ IO Width => Op (GetDataW ()) Image orig impl Source #
Instance details Methods runOp :: GetDataW () -> orig -> Ref Image -> impl Source #
impl ~ (Size -> Maybe Bool -> Maybe Bool -> IO ()) => Op (Scale ()) Image orig impl Source #
Instance details Methods runOp :: Scale () -> orig -> Ref Image -> impl Source #
impl ~ IO (Either ImageFail ()) => Op (Fail ()) Image orig impl Source #
Instance details Methods runOp :: Fail () -> orig -> Ref Image -> impl Source #
impl ~ IO () => Op (Uncache ()) Image orig impl Source #
Instance details Methods runOp :: Uncache () -> orig -> Ref Image -> impl Source #
impl ~ (Position -> Size -> Maybe X -> Maybe Y -> IO ()) => Op (DrawResize ()) Image orig impl Source #
Instance details Methods runOp :: DrawResize () -> orig -> Ref Image -> impl Source #
impl ~ IO () => Op (Desaturate ()) Image orig impl Source #
Instance details Methods runOp :: Desaturate () -> orig -> Ref Image -> impl Source #
impl ~ IO () => Op (Inactive ()) Image orig impl Source #
Instance details Methods runOp :: Inactive () -> orig -> Ref Image -> impl Source #
impl ~ (Color -> Float -> IO ()) => Op (ColorAverage ()) Image orig impl Source #
Instance details Methods runOp :: ColorAverage () -> orig -> Ref Image -> impl Source #
impl ~ IO Int => Op (GetCount ()) Image orig impl Source #
Instance details Methods runOp :: GetCount () -> orig -> Ref Image -> impl Source #
impl ~ IO Int => Op (GetLd ()) Image orig impl Source #
Instance details Methods runOp :: GetLd () -> orig -> Ref Image -> impl Source #
impl ~ IO Int => Op (GetD ()) Image orig impl Source #
Instance details Methods runOp :: GetD () -> orig -> Ref Image -> impl Source #
impl ~ (Maybe Size -> IO (Maybe (Ref Image))) => Op (Copy ()) Image orig impl Source #
Instance details Methods runOp :: Copy () -> orig -> Ref Image -> impl Source #
impl ~ (Position -> IO ()) => Op (Draw ()) Image orig impl Source #
Instance details Methods runOp :: Draw () -> orig -> Ref Image -> impl Source #
impl ~ IO Height => Op (GetH ()) Image orig impl Source #
Instance details Methods runOp :: GetH () -> orig -> Ref Image -> impl Source #
impl ~ IO Width => Op (GetW ()) Image orig impl Source #
Instance details Methods runOp :: GetW () -> orig -> Ref Image -> impl Source #
impl ~ IO () => Op (Destroy ()) Image orig impl Source #
Instance details Methods runOp :: Destroy () -> orig -> Ref Image -> impl Source #