OpenCV.Core.Types.Rect

Documentation

data Rect (depth :: *)

Instances

(IsRect HRect a, Show a) => Show (Rect a)

Methods

showsPrec :: Int -> Rect a -> ShowS

show :: Rect a -> String

showList :: [Rect a] -> ShowS

(ToJSON a, IsRect HRect a) => ToJSON (Rect a)

Methods

toJSON :: Rect a -> Value

toEncoding :: Rect a -> Encoding

toJSONList :: [Rect a] -> Value

toEncodingList :: [Rect a] -> Encoding

(FromJSON a, IsRect HRect a) => FromJSON (Rect a)

Methods

parseJSON :: Value -> Parser (Rect a)

parseJSONList :: Value -> Parser [Rect a]

WithPtr (Rect depth)

Methods

withPtr :: Rect depth -> (Ptr (C (Rect depth)) -> IO b) -> IO b

type RectSize Rect

type RectSize Rect = Size

type RectPoint Rect

type RectPoint Rect = Point 2

data HRect a

Native Haskell represenation of a rectangle.

Constructors

HRect

Fields

• hRectTopLeft :: !(V2 a)
• hRectSize :: !(V2 a)

Instances

Functor HRect

Methods

fmap :: (a -> b) -> HRect a -> HRect b

(<$) :: a -> HRect b -> HRect a

Foldable HRect

Methods

fold :: Monoid m => HRect m -> m

foldMap :: Monoid m => (a -> m) -> HRect a -> m

foldr :: (a -> b -> b) -> b -> HRect a -> b

foldr' :: (a -> b -> b) -> b -> HRect a -> b

foldl :: (b -> a -> b) -> b -> HRect a -> b

foldl' :: (b -> a -> b) -> b -> HRect a -> b

foldr1 :: (a -> a -> a) -> HRect a -> a

foldl1 :: (a -> a -> a) -> HRect a -> a

toList :: HRect a -> [a]

null :: HRect a -> Bool

length :: HRect a -> Int

elem :: Eq a => a -> HRect a -> Bool

maximum :: Ord a => HRect a -> a

minimum :: Ord a => HRect a -> a

sum :: Num a => HRect a -> a

product :: Num a => HRect a -> a

Traversable HRect

Methods

traverse :: Applicative f => (a -> f b) -> HRect a -> f (HRect b)

sequenceA :: Applicative f => HRect (f a) -> f (HRect a)

mapM :: Monad m => (a -> m b) -> HRect a -> m (HRect b)

sequence :: Monad m => HRect (m a) -> m (HRect a)

Show a => Show (HRect a)

Methods

showsPrec :: Int -> HRect a -> ShowS

show :: HRect a -> String

showList :: [HRect a] -> ShowS

ToJSON a => ToJSON (HRect a)

Methods

toJSON :: HRect a -> Value

toEncoding :: HRect a -> Encoding

toJSONList :: [HRect a] -> Value

toEncodingList :: [HRect a] -> Encoding

FromJSON a => FromJSON (HRect a)

Methods

parseJSON :: Value -> Parser (HRect a)

parseJSONList :: Value -> Parser [HRect a]

type RectSize HRect

type RectSize HRect = V2

type RectPoint HRect

type RectPoint HRect = V2

type family RectPoint (r :: * -> *) :: * -> *

Instances

type RectPoint HRect

type RectPoint HRect = V2

type RectPoint Rect

type RectPoint Rect = Point 2

type family RectSize (r :: * -> *) :: * -> *

Instances

type RectSize HRect

type RectSize HRect = V2

type RectSize Rect

type RectSize Rect = Size

class IsRect (r :: * -> *) (depth :: *) where

Minimal complete definition

toRect, fromRect, rectTopLeft, rectBottomRight, rectSize, rectArea, rectContains

Methods

toRect :: r depth -> Rect depth

fromRect :: Rect depth -> r depth

toRectIO :: r depth -> IO (Rect depth)

rectTopLeft :: r depth -> RectPoint r depth

rectBottomRight :: r depth -> RectPoint r depth

rectSize :: r depth -> RectSize r depth

rectArea :: r depth -> depth

rectContains :: RectPoint r depth -> r depth -> Bool

type Rect2i = Rect Int32

type Rect2f = Rect CFloat

type Rect2d = Rect CDouble

fmapRect :: forall a b. (IsRect Rect a, IsRect HRect a, IsRect Rect b, IsRect HRect b) => (a -> b) -> Rect a -> Rect b

Orphan instances

FromPtr Rect2i

Methods

fromPtr :: IO (Ptr (C Rect2i)) -> IO Rect2i

FromPtr Rect2f

Methods

fromPtr :: IO (Ptr (C Rect2f)) -> IO Rect2f

FromPtr Rect2d

Methods

fromPtr :: IO (Ptr (C Rect2d)) -> IO Rect2d

IsRect HRect Int32

Methods

toRect :: HRect Int32 -> Rect Int32

fromRect :: Rect Int32 -> HRect Int32

toRectIO :: HRect Int32 -> IO (Rect Int32)

rectTopLeft :: HRect Int32 -> RectPoint HRect Int32

rectBottomRight :: HRect Int32 -> RectPoint HRect Int32

rectSize :: HRect Int32 -> RectSize HRect Int32

rectArea :: HRect Int32 -> Int32

rectContains :: RectPoint HRect Int32 -> HRect Int32 -> Bool

IsRect HRect CFloat

Methods

toRect :: HRect CFloat -> Rect CFloat

fromRect :: Rect CFloat -> HRect CFloat

toRectIO :: HRect CFloat -> IO (Rect CFloat)

rectTopLeft :: HRect CFloat -> RectPoint HRect CFloat

rectBottomRight :: HRect CFloat -> RectPoint HRect CFloat

rectSize :: HRect CFloat -> RectSize HRect CFloat

rectArea :: HRect CFloat -> CFloat

rectContains :: RectPoint HRect CFloat -> HRect CFloat -> Bool

IsRect HRect CDouble

Methods

toRect :: HRect CDouble -> Rect CDouble

fromRect :: Rect CDouble -> HRect CDouble

toRectIO :: HRect CDouble -> IO (Rect CDouble)

rectTopLeft :: HRect CDouble -> RectPoint HRect CDouble

rectBottomRight :: HRect CDouble -> RectPoint HRect CDouble

rectSize :: HRect CDouble -> RectSize HRect CDouble

rectArea :: HRect CDouble -> CDouble

rectContains :: RectPoint HRect CDouble -> HRect CDouble -> Bool

IsRect Rect Int32

Methods

toRect :: Rect Int32 -> Rect Int32

fromRect :: Rect Int32 -> Rect Int32

toRectIO :: Rect Int32 -> IO (Rect Int32)

rectTopLeft :: Rect Int32 -> RectPoint Rect Int32

rectBottomRight :: Rect Int32 -> RectPoint Rect Int32

rectSize :: Rect Int32 -> RectSize Rect Int32

rectArea :: Rect Int32 -> Int32

rectContains :: RectPoint Rect Int32 -> Rect Int32 -> Bool

IsRect Rect CFloat

Methods

toRect :: Rect CFloat -> Rect CFloat

fromRect :: Rect CFloat -> Rect CFloat

toRectIO :: Rect CFloat -> IO (Rect CFloat)

rectTopLeft :: Rect CFloat -> RectPoint Rect CFloat

rectBottomRight :: Rect CFloat -> RectPoint Rect CFloat

rectSize :: Rect CFloat -> RectSize Rect CFloat

rectArea :: Rect CFloat -> CFloat

rectContains :: RectPoint Rect CFloat -> Rect CFloat -> Bool

IsRect Rect CDouble

Methods

toRect :: Rect CDouble -> Rect CDouble

fromRect :: Rect CDouble -> Rect CDouble

toRectIO :: Rect CDouble -> IO (Rect CDouble)

rectTopLeft :: Rect CDouble -> RectPoint Rect CDouble

rectBottomRight :: Rect CDouble -> RectPoint Rect CDouble

rectSize :: Rect CDouble -> RectSize Rect CDouble

rectArea :: Rect CDouble -> CDouble

rectContains :: RectPoint Rect CDouble -> Rect CDouble -> Bool