Safe Haskell	None
Language	Haskell98

JavaScript.Web.Canvas

Synopsis

data Context
data Canvas
data Image
data TextAlign
- = Start
- | End
- | Left
- | Right
- | Center
data TextBaseline
- = Top
- | Hanging
- | Middle
- | Alphabetic
- | Ideographic
- | Bottom
data LineCap
- = LineCapButt
- | LineCapRound
- | LineCapSquare
data LineJoin
- = LineJoinBevel
- | LineJoinRound
- | LineJoinMiter
data Repeat
- = Repeat
- | RepeatX
- | RepeatY
- | NoRepeat
data Gradient
data Pattern
create :: Int -> Int -> IO Canvas
unsafeToCanvas :: JSVal -> Canvas
toCanvas :: JSVal -> Maybe Canvas
getContext :: Canvas -> IO Context
save :: Context -> IO ()
restore :: Context -> IO ()
scale :: Double -> Double -> Context -> IO ()
rotate :: Double -> Context -> IO ()
translate :: Double -> Double -> Context -> IO ()
transform :: Double -> Double -> Double -> Double -> Double -> Double -> Context -> IO ()
setTransform :: Double -> Double -> Double -> Double -> Double -> Double -> Context -> IO ()
fill :: Context -> IO ()
fillRule :: JSString -> Context -> IO ()
stroke :: Context -> IO ()
beginPath :: Context -> IO ()
closePath :: Context -> IO ()
clip :: Context -> IO ()
moveTo :: Double -> Double -> Context -> IO ()
lineTo :: Double -> Double -> Context -> IO ()
quadraticCurveTo :: Double -> Double -> Double -> Double -> Context -> IO ()
bezierCurveTo :: Double -> Double -> Double -> Double -> Double -> Double -> Context -> IO ()
arc :: Double -> Double -> Double -> Double -> Double -> Bool -> Context -> IO ()
arcTo :: Double -> Double -> Double -> Double -> Double -> Context -> IO ()
rect :: Double -> Double -> Double -> Double -> Context -> IO ()
isPointInPath :: Double -> Double -> Context -> IO ()
fillStyle :: Int -> Int -> Int -> Double -> Context -> IO ()
strokeStyle :: Int -> Int -> Int -> Double -> Context -> IO ()
globalAlpha :: Double -> Context -> IO ()
lineJoin :: LineJoin -> Context -> IO ()
lineCap :: LineCap -> Context -> IO ()
lineWidth :: Double -> Context -> IO ()
setLineDash :: JSArray -> Context -> IO ()
lineDashOffset :: Double -> Context -> IO ()
miterLimit :: Double -> Context -> IO ()
fillText :: JSString -> Double -> Double -> Context -> IO ()
strokeText :: JSString -> Double -> Double -> Context -> IO ()
font :: JSString -> Context -> IO ()
measureText :: JSString -> Context -> IO Double
textAlign :: TextAlign -> Context -> IO ()
textBaseline :: TextBaseline -> Context -> IO ()
fillRect :: Double -> Double -> Double -> Double -> Context -> IO ()
strokeRect :: Double -> Double -> Double -> Double -> Context -> IO ()
clearRect :: Double -> Double -> Double -> Double -> Context -> IO ()
drawImage :: Image -> Int -> Int -> Int -> Int -> Context -> IO ()
width :: Canvas -> IO Int
setWidth :: Int -> Canvas -> IO ()
height :: Canvas -> IO Int
setHeight :: Int -> Canvas -> IO ()

Documentation

data Context Source #

Instances

IsJSVal Context Source #
Instance details Defined in JavaScript.Web.Canvas.Internal Methods jsval_ :: Context -> JSVal

data Canvas Source #

Instances

IsJSVal Canvas Source #
Instance details Defined in JavaScript.Web.Canvas.Internal Methods jsval_ :: Canvas -> JSVal

data Image Source #

Instances

IsJSVal Image Source #
Instance details Defined in JavaScript.Web.Canvas.Internal Methods jsval_ :: Image -> JSVal

data TextAlign Source #

Constructors

Start
End
Left
Right
Center

Instances

Enum TextAlign Source #
Instance details Defined in JavaScript.Web.Canvas Methods succ :: TextAlign -> TextAlign # pred :: TextAlign -> TextAlign # toEnum :: Int -> TextAlign # fromEnum :: TextAlign -> Int # enumFrom :: TextAlign -> [TextAlign] # enumFromThen :: TextAlign -> TextAlign -> [TextAlign] # enumFromTo :: TextAlign -> TextAlign -> [TextAlign] # enumFromThenTo :: TextAlign -> TextAlign -> TextAlign -> [TextAlign] #
Eq TextAlign Source #
Instance details Defined in JavaScript.Web.Canvas Methods (==) :: TextAlign -> TextAlign -> Bool # (/=) :: TextAlign -> TextAlign -> Bool #
Data TextAlign Source #
Instance details Defined in JavaScript.Web.Canvas Methods gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> TextAlign -> c TextAlign gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c TextAlign toConstr :: TextAlign -> Constr dataTypeOf :: TextAlign -> DataType dataCast1 :: Typeable t => (forall d. Data d => c (t d)) -> Maybe (c TextAlign) dataCast2 :: Typeable t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c TextAlign) gmapT :: (forall b. Data b => b -> b) -> TextAlign -> TextAlign gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> TextAlign -> r gmapQr :: (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> TextAlign -> r gmapQ :: (forall d. Data d => d -> u) -> TextAlign -> [u] gmapQi :: Int -> (forall d. Data d => d -> u) -> TextAlign -> u gmapM :: Monad m => (forall d. Data d => d -> m d) -> TextAlign -> m TextAlign gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> TextAlign -> m TextAlign gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> TextAlign -> m TextAlign
Show TextAlign Source #
Instance details Defined in JavaScript.Web.Canvas Methods showsPrec :: Int -> TextAlign -> ShowS # show :: TextAlign -> String # showList :: [TextAlign] -> ShowS #

data TextBaseline Source #

Constructors

Top
Hanging
Middle
Alphabetic
Ideographic
Bottom

Instances

Enum TextBaseline Source #
Instance details Defined in JavaScript.Web.Canvas Methods succ :: TextBaseline -> TextBaseline # pred :: TextBaseline -> TextBaseline # toEnum :: Int -> TextBaseline # fromEnum :: TextBaseline -> Int # enumFrom :: TextBaseline -> [TextBaseline] # enumFromThen :: TextBaseline -> TextBaseline -> [TextBaseline] # enumFromTo :: TextBaseline -> TextBaseline -> [TextBaseline] # enumFromThenTo :: TextBaseline -> TextBaseline -> TextBaseline -> [TextBaseline] #
Eq TextBaseline Source #
Instance details Defined in JavaScript.Web.Canvas Methods (==) :: TextBaseline -> TextBaseline -> Bool # (/=) :: TextBaseline -> TextBaseline -> Bool #
Data TextBaseline Source #
Instance details Defined in JavaScript.Web.Canvas Methods gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> TextBaseline -> c TextBaseline gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c TextBaseline toConstr :: TextBaseline -> Constr dataTypeOf :: TextBaseline -> DataType dataCast1 :: Typeable t => (forall d. Data d => c (t d)) -> Maybe (c TextBaseline) dataCast2 :: Typeable t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c TextBaseline) gmapT :: (forall b. Data b => b -> b) -> TextBaseline -> TextBaseline gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> TextBaseline -> r gmapQr :: (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> TextBaseline -> r gmapQ :: (forall d. Data d => d -> u) -> TextBaseline -> [u] gmapQi :: Int -> (forall d. Data d => d -> u) -> TextBaseline -> u gmapM :: Monad m => (forall d. Data d => d -> m d) -> TextBaseline -> m TextBaseline gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> TextBaseline -> m TextBaseline gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> TextBaseline -> m TextBaseline
Show TextBaseline Source #
Instance details Defined in JavaScript.Web.Canvas Methods showsPrec :: Int -> TextBaseline -> ShowS # show :: TextBaseline -> String # showList :: [TextBaseline] -> ShowS #

data LineCap Source #

Constructors

LineCapButt
LineCapRound
LineCapSquare

Instances

Enum LineCap Source #
Instance details Defined in JavaScript.Web.Canvas Methods succ :: LineCap -> LineCap # pred :: LineCap -> LineCap # toEnum :: Int -> LineCap # fromEnum :: LineCap -> Int # enumFrom :: LineCap -> [LineCap] # enumFromThen :: LineCap -> LineCap -> [LineCap] # enumFromTo :: LineCap -> LineCap -> [LineCap] # enumFromThenTo :: LineCap -> LineCap -> LineCap -> [LineCap] #
Eq LineCap Source #
Instance details Defined in JavaScript.Web.Canvas Methods (==) :: LineCap -> LineCap -> Bool # (/=) :: LineCap -> LineCap -> Bool #
Data LineCap Source #
Instance details Defined in JavaScript.Web.Canvas Methods gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> LineCap -> c LineCap gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c LineCap toConstr :: LineCap -> Constr dataTypeOf :: LineCap -> DataType dataCast1 :: Typeable t => (forall d. Data d => c (t d)) -> Maybe (c LineCap) dataCast2 :: Typeable t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c LineCap) gmapT :: (forall b. Data b => b -> b) -> LineCap -> LineCap gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> LineCap -> r gmapQr :: (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> LineCap -> r gmapQ :: (forall d. Data d => d -> u) -> LineCap -> [u] gmapQi :: Int -> (forall d. Data d => d -> u) -> LineCap -> u gmapM :: Monad m => (forall d. Data d => d -> m d) -> LineCap -> m LineCap gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> LineCap -> m LineCap gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> LineCap -> m LineCap
Show LineCap Source #
Instance details Defined in JavaScript.Web.Canvas Methods showsPrec :: Int -> LineCap -> ShowS # show :: LineCap -> String # showList :: [LineCap] -> ShowS #

data LineJoin Source #

Constructors

LineJoinBevel
LineJoinRound
LineJoinMiter

Instances

Enum LineJoin Source #
Instance details Defined in JavaScript.Web.Canvas Methods succ :: LineJoin -> LineJoin # pred :: LineJoin -> LineJoin # toEnum :: Int -> LineJoin # fromEnum :: LineJoin -> Int # enumFrom :: LineJoin -> [LineJoin] # enumFromThen :: LineJoin -> LineJoin -> [LineJoin] # enumFromTo :: LineJoin -> LineJoin -> [LineJoin] # enumFromThenTo :: LineJoin -> LineJoin -> LineJoin -> [LineJoin] #
Eq LineJoin Source #
Instance details Defined in JavaScript.Web.Canvas Methods (==) :: LineJoin -> LineJoin -> Bool # (/=) :: LineJoin -> LineJoin -> Bool #
Show LineJoin Source #
Instance details Defined in JavaScript.Web.Canvas Methods showsPrec :: Int -> LineJoin -> ShowS # show :: LineJoin -> String # showList :: [LineJoin] -> ShowS #

data Repeat Source #

Constructors

Repeat
RepeatX
RepeatY
NoRepeat

Instances

Enum Repeat Source #
Instance details Defined in JavaScript.Web.Canvas Methods succ :: Repeat -> Repeat # pred :: Repeat -> Repeat # toEnum :: Int -> Repeat # fromEnum :: Repeat -> Int # enumFrom :: Repeat -> [Repeat] # enumFromThen :: Repeat -> Repeat -> [Repeat] # enumFromTo :: Repeat -> Repeat -> [Repeat] # enumFromThenTo :: Repeat -> Repeat -> Repeat -> [Repeat] #
Eq Repeat Source #
Instance details Defined in JavaScript.Web.Canvas Methods (==) :: Repeat -> Repeat -> Bool # (/=) :: Repeat -> Repeat -> Bool #
Data Repeat Source #
Instance details Defined in JavaScript.Web.Canvas Methods gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> Repeat -> c Repeat gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c Repeat toConstr :: Repeat -> Constr dataTypeOf :: Repeat -> DataType dataCast1 :: Typeable t => (forall d. Data d => c (t d)) -> Maybe (c Repeat) dataCast2 :: Typeable t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c Repeat) gmapT :: (forall b. Data b => b -> b) -> Repeat -> Repeat gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> Repeat -> r gmapQr :: (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> Repeat -> r gmapQ :: (forall d. Data d => d -> u) -> Repeat -> [u] gmapQi :: Int -> (forall d. Data d => d -> u) -> Repeat -> u gmapM :: Monad m => (forall d. Data d => d -> m d) -> Repeat -> m Repeat gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> Repeat -> m Repeat gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> Repeat -> m Repeat
Ord Repeat Source #
Instance details Defined in JavaScript.Web.Canvas Methods compare :: Repeat -> Repeat -> Ordering # (<) :: Repeat -> Repeat -> Bool # (<=) :: Repeat -> Repeat -> Bool # (>) :: Repeat -> Repeat -> Bool # (>=) :: Repeat -> Repeat -> Bool # max :: Repeat -> Repeat -> Repeat # min :: Repeat -> Repeat -> Repeat #
Show Repeat Source #
Instance details Defined in JavaScript.Web.Canvas Methods showsPrec :: Int -> Repeat -> ShowS # show :: Repeat -> String # showList :: [Repeat] -> ShowS #