Helm.Engine.SDL.Engine

Contains the SDL engine types.

Types

data SDLEngine

Represents the SDL engine's internal state.

Constructors

SDLEngine

Fields

window :: Window

renderer :: Renderer

texture :: !Texture

engineConfig :: SDLEngineConfig

lastMousePress :: Maybe (Word32, V2 Double)

mouseMoveEventSignal :: SignalGen SDLEngine (Signal [V2 Int])

mouseMoveEventSink :: V2 Int -> IO ()

mouseDownEventSignal :: SignalGen SDLEngine (Signal [(MouseButton, V2 Int)])

mouseDownEventSink :: (MouseButton, V2 Int) -> IO ()

mouseUpEventSignal :: SignalGen SDLEngine (Signal [(MouseButton, V2 Int)])

mouseUpEventSink :: (MouseButton, V2 Int) -> IO ()

mouseClickEventSignal :: SignalGen SDLEngine (Signal [(MouseButton, V2 Int)])

mouseClickEventSink :: (MouseButton, V2 Int) -> IO ()

keyboardDownEventSignal :: SignalGen SDLEngine (Signal [Key])

keyboardDownEventSink :: Key -> IO ()

keyboardUpEventSignal :: SignalGen SDLEngine (Signal [Key])

keyboardUpEventSink :: Key -> IO ()

keyboardPressEventSignal :: SignalGen SDLEngine (Signal [Key])

keyboardPressEventSink :: Key -> IO ()

windowResizeEventSignal :: SignalGen SDLEngine (Signal [V2 Int])

windowResizeEventSink :: V2 Int -> IO ()

Instances

data Image SDLEngine = SDLImage {

• cairoSurface :: Surface
• imageDims :: V2 Int

}

Represents an Image for the SDL engine.

data SDLEngineConfig

Represents the configuration to run the SDL engine with. Use defaultConfig and then only change the necessary fields.

Constructors

SDLEngineConfig

Fields

windowDimensions :: V2 Int

windowIsFullscreen :: !Bool

windowIsResizable :: !Bool

windowTitle :: !String