130 lines
3.6 KiB
Haskell
130 lines
3.6 KiB
Haskell
{-# LANGUAGE RecordWildCards #-}
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{-# LANGUAGE MultiParamTypeClasses #-}
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import Affection
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import qualified SDL
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import Control.Concurrent.STM
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import Control.Monad.IO.Class (liftIO)
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data StateData = StateData
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{ sdSubs :: Subsystems
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}
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data Subsystems = Subsystems
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{ subWindow :: Window
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, subMouse :: Mouse
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, subKeyboard :: Keyboard
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}
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data Window = Window (TVar [(UUID, WindowMessage -> Affection StateData ())])
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data Mouse = Mouse (TVar [(UUID, MouseMessage -> Affection StateData ())])
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data Keyboard = Keyboard (TVar [(UUID, KeyboardMessage -> Affection StateData ())])
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instance Participant Window WindowMessage StateData where
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partSubscribers (Window t) = do
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subTups <- liftIO $ readTVarIO $ t
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return $ map snd subTups
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partSubscribe (Window t) funct = do
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uuid <- genUUID
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liftIO $ atomically $ modifyTVar' t ((uuid, funct) :)
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return uuid
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partUnSubscribe (Window t) uuid =
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liftIO $ atomically $ modifyTVar' t (filter (\(u, _) -> u /= uuid))
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instance SDLSubsystem Window StateData where
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consumeSDLEvents = consumeSDLWindowEvents
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instance Participant Mouse MouseMessage StateData where
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partSubscribers (Mouse t) = do
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subTups <- liftIO $ readTVarIO $ t
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return $ map snd subTups
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partSubscribe (Mouse t) funct = do
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uuid <- genUUID
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liftIO $ atomically $ modifyTVar' t ((uuid, funct) :)
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return uuid
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partUnSubscribe (Mouse t) uuid =
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liftIO $ atomically $ modifyTVar' t (filter (\(u, _) -> u /= uuid))
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instance SDLSubsystem Mouse StateData where
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consumeSDLEvents = consumeSDLMouseEvents
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instance Participant Keyboard KeyboardMessage StateData where
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partSubscribers (Keyboard t) = do
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subTups <- liftIO $ readTVarIO $ t
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return $ map snd subTups
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partSubscribe (Keyboard t) funct = do
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uuid <- genUUID
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liftIO $ atomically $ modifyTVar' t ((uuid, funct) :)
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return uuid
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partUnSubscribe (Keyboard t) uuid =
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liftIO $ atomically $ modifyTVar' t (filter (\(u, _) -> u /= uuid))
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instance SDLSubsystem Keyboard StateData where
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consumeSDLEvents = consumeSDLKeyboardEvents
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main :: IO ()
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main = do
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logIO Debug "Starting"
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let conf = AffectionConfig
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{ initComponents = All
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, windowTitle = "affection: example00"
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, windowConfig = SDL.defaultWindow
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{ SDL.windowOpenGL = Just SDL.defaultOpenGL
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{ SDL.glProfile = SDL.Core SDL.Normal 3 3
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}
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}
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, initScreenMode = SDL.Windowed
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, canvasSize = Nothing
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, loadState = load
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, preLoop = pre
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, eventLoop = handle
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, updateLoop = update
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, drawLoop = draw
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, cleanUp = clean
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}
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withAffection conf
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load :: IO StateData
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load = do
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empty1 <- newTVarIO [] -- ([] :: [(UUID, WindowMessage -> Affection StateData ())])
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empty2 <- newTVarIO [] -- ([] :: [(UUID, MouseMessage -> Affection StateData ())])
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empty3 <- newTVarIO [] -- ([] :: [(UUID, KeyboardMessage -> Affection StateData ())])
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return $ StateData $ Subsystems
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(Window empty1)
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(Mouse empty2)
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(Keyboard empty3)
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pre :: Affection StateData ()
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pre = do
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sd <- getAffection
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_ <- partSubscribe (subKeyboard $ sdSubs sd) exitOnQ
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return ()
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exitOnQ :: KeyboardMessage -> Affection StateData ()
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exitOnQ (MsgKeyboardEvent _ _ _ _ sym) =
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case SDL.keysymKeycode sym of
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SDL.KeycodeQ -> do
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liftIO $ logIO Debug "Yo dog I heard..."
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quit
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_ -> return ()
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handle :: [SDL.EventPayload] -> Affection StateData ()
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handle es = do
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(Subsystems a b c) <- sdSubs <$> getAffection
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_ <- consumeSDLEvents a es
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_ <- consumeSDLEvents b es
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_ <- consumeSDLEvents c es
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return ()
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update _ = return ()
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draw = return ()
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clean _ = return ()
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