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|
{-# LANGUAGE TemplateHaskell #-}
import Wayland.Server
import Lens.Micro.TH (makeLenses)
import Lens.Micro.Mtl ((%=))
import Data.Data (Typeable)
import Control.Monad (void)
import Control.Monad.Trans (liftIO)
import qualified Wayland.Protocols.Core.WLOutput as WLOutput
import qualified Data.Map as M
geometry :: WLOutput.Geometry
geometry = WLOutput.Geometry { WLOutput.x = 0
, WLOutput.y = 0
, WLOutput.physicalWidth = 5120
, WLOutput.physicalHeight = 2880
, WLOutput.subpixel = WLOutput.SubpixelNone
, WLOutput.make = "Apple"
, WLOutput.model = "Studio Display"
, WLOutput.transform = WLOutput.TransformNormal
}
data BindRequest
= BindOutput WLOutput.Handle
deriving (Typeable, Show)
data Output = Output
data State = State { _outputs :: M.Map WLOutput.Handle Output }
makeLenses ''State
handleRequest :: Request -> DisplayM State ()
handleRequest r
| Just (WLOutput.ReqRelease o) <- fromRequest r = do outputs %= M.delete o
destroyResource o
| Just (BindOutput o) <- fromRequest r = do outputs %= M.insert o Output
sendEvent o $ WLOutput.EvGeometry geometry
sendEvent o $ WLOutput.EvDone
flushEvents
| otherwise = pure ()
main :: IO ()
main = void $ withDisplay (State M.empty) $ do
socket <- bindSocket
liftIO $ putStrLn $ "Listening on socket: " ++ socket
output <- registerGlobal BindOutput
processRequests handleRequest
unregisterGlobal output
|
