affection/src/Affection/StateMachine.hs
2020-05-04 21:31:42 +02:00

21 lines
574 B
Haskell

{-# LANGUAGE MultiParamTypeClasses #-}
module Affection.StateMachine where
import Affection.Types
import qualified SDL
-- | Typeclass for simple scaffolding of a state machine
class StateMachine us a where
-- | State load routine
smLoad :: a -> us -> Affection ()
-- | state update routine
smUpdate :: a -> us -> Double -> Affection ()
-- | State event handler routine
smEvent :: a -> us -> [SDL.EventPayload] -> Affection ()
-- | State draw routine
smDraw :: a -> us -> Affection ()
-- | State clean routine
smClean :: a -> us -> Affection ()