System.Hardware.Leap.Event

Events for Leap Motion <https://www.leapmotion.com/product/desktop>, based on the Web Socket API <https://developer.leapmotion.com/documentation/javascript/supplements/Leap_JSON.html>.

Events

data Event a

Event information. See <https://developer.leapmotion.com/documentation/javascript/supplements/Leap_JSON.html> for details.

Constructors

Event

Fields

• state :: State
• event :: String

Tracking

Fields

• currentFrameRate :: a
• leapId :: LeapId
• r :: Matrix a
• s :: a
• t :: Vector a
• timestamp :: Duration
• devices :: [String]
• gestures :: [Gesture a]
• hands :: [Hand a]
• interactionBox :: InteractionBox a
• pointables :: [Pointable a]

Instances

Eq a => Eq (Event a)

Methods

(==) :: Event a -> Event a -> Bool

(/=) :: Event a -> Event a -> Bool

Ord a => Ord (Event a)

Methods

compare :: Event a -> Event a -> Ordering

(<) :: Event a -> Event a -> Bool

(<=) :: Event a -> Event a -> Bool

(>) :: Event a -> Event a -> Bool

(>=) :: Event a -> Event a -> Bool

max :: Event a -> Event a -> Event a

min :: Event a -> Event a -> Event a

Read a => Read (Event a)

Methods

readsPrec :: Int -> ReadS (Event a)

readList :: ReadS [Event a]

readPrec :: ReadPrec (Event a)

readListPrec :: ReadPrec [Event a]

Show a => Show (Event a)

Methods

showsPrec :: Int -> Event a -> ShowS

show :: Event a -> String

showList :: [Event a] -> ShowS

FromJSON a => FromJSON (Event a)

Methods

parseJSON :: Value -> Parser (Event a)

parseJSONList :: Value -> Parser [Event a]

data State

State of a Leap device.

Constructors

State

Fields

• attached :: Bool
• leap :: String
• streaming :: Bool
• leapType :: String

Instances

Eq State

Methods

(==) :: State -> State -> Bool

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

Ord State

Methods

compare :: State -> State -> Ordering

(<) :: State -> State -> Bool

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

(>) :: State -> State -> Bool

(>=) :: State -> State -> Bool

max :: State -> State -> State

min :: State -> State -> State

Read State

Methods

readsPrec :: Int -> ReadS State

readList :: ReadS [State]

readPrec :: ReadPrec State

readListPrec :: ReadPrec [State]

Show State

Methods

showsPrec :: Int -> State -> ShowS

show :: State -> String

showList :: [State] -> ShowS

FromJSON State

Methods

parseJSON :: Value -> Parser State

parseJSONList :: Value -> Parser [State]

data InteractionBox a

An interaction box.

Constructors

InteractionBox

Fields

• center :: Vector a
• size :: Vector a

Instances

Eq a => Eq (InteractionBox a)

Methods

(==) :: InteractionBox a -> InteractionBox a -> Bool

(/=) :: InteractionBox a -> InteractionBox a -> Bool

Ord a => Ord (InteractionBox a)

Methods

compare :: InteractionBox a -> InteractionBox a -> Ordering

(<) :: InteractionBox a -> InteractionBox a -> Bool

(<=) :: InteractionBox a -> InteractionBox a -> Bool

(>) :: InteractionBox a -> InteractionBox a -> Bool

(>=) :: InteractionBox a -> InteractionBox a -> Bool

max :: InteractionBox a -> InteractionBox a -> InteractionBox a

min :: InteractionBox a -> InteractionBox a -> InteractionBox a

Read a => Read (InteractionBox a)

Methods

readsPrec :: Int -> ReadS (InteractionBox a)

readList :: ReadS [InteractionBox a]

readPrec :: ReadPrec (InteractionBox a)

readListPrec :: ReadPrec [InteractionBox a]

Show a => Show (InteractionBox a)

Methods

showsPrec :: Int -> InteractionBox a -> ShowS

show :: InteractionBox a -> String

showList :: [InteractionBox a] -> ShowS

FromJSON a => FromJSON (InteractionBox a)

Methods

parseJSON :: Value -> Parser (InteractionBox a)

parseJSONList :: Value -> Parser [InteractionBox a]