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remove Mosaic and Anneal.
This commit is contained in:
David Roundy
@@ -1,407 +0,0 @@
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{-# OPTIONS -fglasgow-exts #-}
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-----------------------------------------------------------------------------
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-- |
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-- Module : XMonad.Layout.Mosaic
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-- Copyright : (c) David Roundy <droundy@darcs.net>
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-- License : BSD3-style (see LICENSE)
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--
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-- Maintainer : David Roundy <droundy@darcs.net>
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-- Stability : unstable
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-- Portability : unportable
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--
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-- This module defines a \"mosaic\" layout, which tries to give each window a
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-- user-configurable relative area, while also trying to give them aspect
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-- ratios configurable at run-time by the user.
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--
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-----------------------------------------------------------------------------
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module XMonad.Layout.Mosaic (
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-- * Usage
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-- $usage
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mosaic, expandWindow, shrinkWindow, squareWindow, myclearWindow,
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tallWindow, wideWindow, flexibleWindow,
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getName, withNamedWindow ) where
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import Control.Monad.State ( State, put, get, runState )
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import System.Random ( StdGen, mkStdGen )
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import Data.Ratio
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import Graphics.X11.Xlib
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import XMonad hiding ( trace )
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import XMonad.Operations ( full, Resize(Shrink, Expand) )
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import qualified XMonad.StackSet as W
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import qualified Data.Map as M
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import Data.List ( sort )
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import Data.Typeable ( Typeable )
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import Control.Monad ( mplus )
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import XMonad.Util.NamedWindows
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import XMonad.Util.Anneal
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-- $usage
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--
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-- Key bindings:
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--
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-- You can use this module with the following in your Config.hs:
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--
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-- > import XMonad.Layout.Mosaic
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--
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-- > layouts :: [Layout Window]
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-- > layouts = [ mosaic 0.25 0.5 M.empty, full ]
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--
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-- In the key-bindings, do something like:
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--
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-- > , ((controlMask .|. modMask .|. shiftMask, xK_h), withNamedWindow (sendMessage . tallWindow))
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-- > , ((controlMask .|. modMask .|. shiftMask, xK_l), withNamedWindow (sendMessage . wideWindow))
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-- > , ((modMask .|. shiftMask, xK_h ), withNamedWindow (sendMessage . shrinkWindow))
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-- > , ((modMask .|. shiftMask, xK_l ), withNamedWindow (sendMessage . expandWindow))
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-- > , ((modMask .|. shiftMask, xK_s ), withNamedWindow (sendMessage . squareWindow))
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-- > , ((modMask .|. shiftMask, xK_o ), withNamedWindow (sendMessage . myclearWindow))
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-- > , ((controlMask .|. modMask .|. shiftMask, xK_o ), withNamedWindow (sendMessage . flexibleWindow))
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--
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-- %import XMonad.Layout.Mosaic
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-- %keybind , ((controlMask .|. modMask .|. shiftMask, xK_h), withNamedWindow (sendMessage . tallWindow))
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-- %keybind , ((controlMask .|. modMask .|. shiftMask, xK_l), withNamedWindow (sendMessage . wideWindow))
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-- %keybind , ((modMask .|. shiftMask, xK_h ), withNamedWindow (sendMessage . shrinkWindow))
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-- %keybind , ((modMask .|. shiftMask, xK_l ), withNamedWindow (sendMessage . expandWindow))
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-- %keybind , ((modMask .|. shiftMask, xK_s ), withNamedWindow (sendMessage . squareWindow))
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-- %keybind , ((modMask .|. shiftMask, xK_o ), withNamedWindow (sendMessage . myclearWindow))
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-- %keybind , ((controlMask .|. modMask .|. shiftMask, xK_o ), withNamedWindow (sendMessage . flexibleWindow))
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-- %layout , mosaic 0.25 0.5 M.empty
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data HandleWindow = ExpandWindow NamedWindow | ShrinkWindow NamedWindow
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| SquareWindow NamedWindow | ClearWindow NamedWindow
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| TallWindow NamedWindow | WideWindow NamedWindow
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| FlexibleWindow NamedWindow
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deriving ( Typeable, Eq )
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instance Message HandleWindow
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expandWindow, shrinkWindow, squareWindow, flexibleWindow, myclearWindow,tallWindow, wideWindow :: NamedWindow -> HandleWindow
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expandWindow = ExpandWindow
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shrinkWindow = ShrinkWindow
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squareWindow = SquareWindow
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flexibleWindow = FlexibleWindow
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myclearWindow = ClearWindow
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tallWindow = TallWindow
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wideWindow = WideWindow
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largeNumber :: Int
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largeNumber = 50
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defaultArea :: Double
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defaultArea = 1
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flexibility :: Double
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flexibility = 0.1
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mosaic :: Double -> Double -> M.Map NamedWindow [WindowHint] -> Layout Window
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mosaic delta tileFrac hints = full { doLayout = \r -> mosaicL tileFrac hints r . W.integrate
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, modifyLayout = return . mlayout }
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where mlayout x = (m1 `fmap` fromMessage x) `mplus` (m2 `fmap` fromMessage x)
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m1 Shrink = mosaic delta (tileFrac/(1+delta)) hints
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m1 Expand = mosaic delta (tileFrac*(1+delta)) hints
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m2 (ExpandWindow w) = mosaic delta tileFrac (multiply_area (1+delta) w hints)
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m2 (ShrinkWindow w) = mosaic delta tileFrac (multiply_area (1/(1+ delta)) w hints)
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m2 (SquareWindow w) = mosaic delta tileFrac (set_aspect_ratio 1 w hints)
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m2 (FlexibleWindow w) = mosaic delta tileFrac (make_flexible w hints)
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m2 (TallWindow w) = mosaic delta tileFrac (multiply_aspect (1/(1+delta)) w hints)
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m2 (WideWindow w) = mosaic delta tileFrac (multiply_aspect (1+delta) w hints)
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m2 (ClearWindow w) = mosaic delta tileFrac (M.delete w hints)
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multiply_area :: Double -> NamedWindow
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-> M.Map NamedWindow [WindowHint] -> M.Map NamedWindow [WindowHint]
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multiply_area a = alterlist f where f [] = [RelArea (defaultArea*a)]
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f (RelArea a':xs) = RelArea (a'*a) : xs
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f (x:xs) = x : f xs
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set_aspect_ratio :: Double -> NamedWindow
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-> M.Map NamedWindow [WindowHint] -> M.Map NamedWindow [WindowHint]
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set_aspect_ratio r = alterlist f where f [] = [AspectRatio r]
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f (FlexibleAspectRatio _:x) = AspectRatio r:x
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f (AspectRatio _:x) = AspectRatio r:x
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f (x:xs) = x:f xs
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make_flexible :: NamedWindow
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-> M.Map NamedWindow [WindowHint] -> M.Map NamedWindow [WindowHint]
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make_flexible = alterlist (map f) where f (AspectRatio r) = FlexibleAspectRatio r
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f (FlexibleAspectRatio r) = AspectRatio r
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f x = x
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multiply_aspect :: Double -> NamedWindow
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-> M.Map NamedWindow [WindowHint] -> M.Map NamedWindow [WindowHint]
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multiply_aspect r = alterlist f where f [] = [FlexibleAspectRatio r]
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f (AspectRatio r':x) = AspectRatio (r*r'):x
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f (FlexibleAspectRatio r':x) = FlexibleAspectRatio (r*r'):x
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f (x:xs) = x:f xs
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findlist :: Ord k => k -> M.Map k [a] -> [a]
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findlist = M.findWithDefault []
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alterlist :: (Ord k, Ord a) => ([a] -> [a]) -> k -> M.Map k [a] -> M.Map k [a]
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alterlist f k = M.alter f' k
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where f' Nothing = f' (Just [])
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f' (Just xs) = case f xs of
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[] -> Nothing
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xs' -> Just xs'
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mosaicL :: Double -> M.Map NamedWindow [WindowHint]
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-> Rectangle -> [Window] -> X ([(Window, Rectangle)],Maybe (Layout Window))
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mosaicL _ _ _ [] = return ([], Nothing)
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mosaicL f hints origRect origws
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= do namedws <- mapM getName origws
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let sortedws = reverse $ map the_value $ sort $ map (\w -> Rated (sumareas [w]) w) namedws
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-- TODO: remove all this dead code
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myv = runCountDown largeNumber $ mosaic_splits even_split origRect Vertical sortedws
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myv2 = mc_mosaic sortedws Vertical
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myh2 = mc_mosaic sortedws Horizontal
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-- myv2 = maxL $ runCountDown largeNumber $
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-- sequence $ replicate mediumNumber $
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-- mosaic_splits one_split origRect Vertical sortedws
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myh = runCountDown largeNumber $ mosaic_splits even_split origRect Horizontal sortedws
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-- myh2 = maxL $ runCountDown largeNumber $
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-- sequence $ replicate mediumNumber $
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-- mosaic_splits one_split origRect Horizontal sortedws
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return (map (\(nw,r)->(--trace ("rate1:"++ unlines [show nw,
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-- show $ rate f meanarea (findlist nw hints) r,
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-- show r,
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-- show $ area r/meanarea,
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-- show $ findlist nw hints]) $
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unName nw,crop' (findlist nw hints) r)) $
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flattenMosaic $ the_value $ maxL [myh,myv,myh2,myv2], Nothing)
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where mosaic_splits _ _ _ [] = return $ Rated 0 $ M []
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mosaic_splits _ r _ [w] = return $ Rated (rate f meanarea (findlist w hints) r) $ OM (w,r)
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mosaic_splits spl r d ws = maxL `fmap` mapCD (spl r d) (init $ allsplits ws)
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even_split :: Rectangle -> CutDirection -> [[NamedWindow]]
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-> State CountDown (Rated Double (Mosaic (NamedWindow, Rectangle)))
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even_split r d [ws] = even_split r d $ map (:[]) ws
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even_split r d wss =
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do let areas = map sumareas wss
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let wsr_s :: [([NamedWindow], Rectangle)]
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wsr_s = zip wss (partitionR d r areas)
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submosaics <- mapM (\(ws',r') ->
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mosaic_splits even_split r' (otherDirection d) ws') wsr_s
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return $ fmap M $ catRated submosaics
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{-
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another_mosaic :: [NamedWindow] -> CutDirection
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-> Rated Double (Mosaic (NamedWindow,Rectangle))
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another_mosaic ws d = rate_mosaic ratew $
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rect_mosaic origRect d $
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zipML (example_mosaic ws) (map findarea ws)
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-}
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mc_mosaic :: [NamedWindow] -> CutDirection
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-> Rated Double (Mosaic (NamedWindow,Rectangle))
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mc_mosaic ws d = fmap (rect_mosaic origRect d) $
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annealMax (zipML (example_mosaic ws) (map findarea ws))
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(the_rating . rate_mosaic ratew . rect_mosaic origRect d )
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changeMosaic
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ratew :: (NamedWindow,Rectangle) -> Double
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ratew (w,r) = rate f meanarea (findlist w hints) r
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example_mosaic :: [NamedWindow] -> Mosaic NamedWindow
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example_mosaic ws = M (map OM ws)
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rect_mosaic :: Rectangle -> CutDirection -> Mosaic (a,Double) -> Mosaic (a,Rectangle)
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rect_mosaic r _ (OM (w,_)) = OM (w,r)
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rect_mosaic r d (M ws) = M $ zipWith (\w' r' -> rect_mosaic r' d' w') ws rs
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where areas = map (sum . map snd . flattenMosaic) ws
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rs = partitionR d r areas
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d' = otherDirection d
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rate_mosaic :: ((NamedWindow,Rectangle) -> Double)
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-> Mosaic (NamedWindow,Rectangle) -> Rated Double (Mosaic (NamedWindow,Rectangle))
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rate_mosaic r m = catRatedM $ fmap (\x -> Rated (r x) x) m
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{-
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one_split :: Rectangle -> CutDirection -> [[NamedWindow]]
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-> State CountDown (Rated Double (Mosaic (NamedWindow, Rectangle)))
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one_split r d [ws] = one_split r d $ map (:[]) ws
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one_split r d wss =
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do rnd <- mapM (const (fractional resolutionNumber)) [1..length wss]
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let wsr_s :: [([NamedWindow], Rectangle)]
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wsr_s = zip wss (partitionR d r rnd)
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submosaics <- mapM (\(ws',r') ->
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mosaic_splits even_split r' (otherDirection d) ws') wsr_s
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return $ fmap M $ catRated submosaics
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-}
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partitionR :: CutDirection -> Rectangle -> [Double] -> [Rectangle]
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partitionR _ _ [] = []
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partitionR _ r [_] = [r]
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partitionR d r (a:ars) = r1 : partitionR d r2 ars
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where totarea = sum (a:ars)
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(r1,r2) = split d (a/totarea) r
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theareas = hints2area `fmap` hints
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sumareas ws = sum $ map findarea ws
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findarea :: NamedWindow -> Double
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findarea w = M.findWithDefault 1 w theareas
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meanarea = area origRect / fromIntegral (length origws)
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maxL :: Ord a => [a] -> a
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maxL [] = error "maxL on empty list"
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maxL [a] = a
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maxL (a:b:c) = maxL (max a b:c)
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catRated :: Floating v => [Rated v a] -> Rated v [a]
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catRated xs = Rated (product $ map the_rating xs) (map the_value xs)
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catRatedM :: Floating v => Mosaic (Rated v a) -> Rated v (Mosaic a)
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catRatedM (OM (Rated v x)) = Rated v (OM x)
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catRatedM (M xs) = case catRated $ map catRatedM xs of Rated v xs' -> Rated v (M xs')
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data CountDown = CD !StdGen !Int
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tries_left :: State CountDown Int
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tries_left = do CD _ n <- get
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return (max 0 n)
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mapCD :: (a -> State CountDown b) -> [a] -> State CountDown [b]
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mapCD f xs = do n <- tries_left
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let len = length xs
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mapM (run_with_only ((n `div` len)+1) . f) $ take (n+1) xs
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run_with_only :: Int -> State CountDown a -> State CountDown a
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run_with_only limit j =
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do CD g n <- get
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let leftover = n - limit
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if leftover < 0 then j
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else do put $ CD g limit
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x <- j
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CD g' n' <- get
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put $ CD g' (leftover + n')
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return x
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data WindowHint = RelArea Double
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| AspectRatio Double
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| FlexibleAspectRatio Double
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deriving ( Show, Read, Eq, Ord )
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fixedAspect :: [WindowHint] -> Bool
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fixedAspect [] = False
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fixedAspect (AspectRatio _:_) = True
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fixedAspect (_:x) = fixedAspect x
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rate :: Double -> Double -> [WindowHint] -> Rectangle -> Double
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rate defaulta meanarea xs rr
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| fixedAspect xs = (area (crop xs rr) / meanarea) ** weight
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| otherwise = (area rr / meanarea)**(weight-flexibility)
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* (area (crop (xs++[FlexibleAspectRatio defaulta]) rr) / meanarea)**flexibility
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where weight = hints2area xs
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crop :: [WindowHint] -> Rectangle -> Rectangle
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crop (AspectRatio f:_) = cropit f
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crop (FlexibleAspectRatio f:_) = cropit f
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crop (_:hs) = crop hs
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crop [] = id
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crop' :: [WindowHint] -> Rectangle -> Rectangle
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crop' (AspectRatio f:_) = cropit f
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crop' (_:hs) = crop' hs
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crop' [] = id
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cropit :: Double -> Rectangle -> Rectangle
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cropit f (Rectangle a b w h) | w -/- h > f = Rectangle a b (ceiling $ h -* f) h
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| otherwise = Rectangle a b w (ceiling $ w -/ f)
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hints2area :: [WindowHint] -> Double
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hints2area [] = defaultArea
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hints2area (RelArea r:_) = r
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hints2area (_:x) = hints2area x
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area :: Rectangle -> Double
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area (Rectangle _ _ w h) = fromIntegral w * fromIntegral h
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(-/-) :: (Integral a, Integral b) => a -> b -> Double
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a -/- b = fromIntegral a / fromIntegral b
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(-/) :: (Integral a) => a -> Double -> Double
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a -/ b = fromIntegral a / b
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(-*) :: (Integral a) => a -> Double -> Double
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a -* b = fromIntegral a * b
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split :: CutDirection -> Double -> Rectangle -> (Rectangle, Rectangle)
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split Vertical frac (Rectangle sx sy sw sh) = (Rectangle sx sy sw h,
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Rectangle sx (sy+fromIntegral h) sw (sh-h))
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where h = floor $ fromIntegral sh * frac
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split Horizontal frac (Rectangle sx sy sw sh) = (Rectangle sx sy w sh,
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Rectangle (sx+fromIntegral w) sy (sw-w) sh)
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where w = floor $ fromIntegral sw * frac
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data CutDirection = Vertical | Horizontal
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otherDirection :: CutDirection -> CutDirection
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otherDirection Vertical = Horizontal
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otherDirection Horizontal = Vertical
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data Mosaic a = M [Mosaic a] | OM a
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deriving ( Show )
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instance Functor Mosaic where
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fmap f (OM x) = OM (f x)
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fmap f (M xs) = M (map (fmap f) xs)
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zipMLwith :: (a -> b -> c) -> Mosaic a -> [b] -> Mosaic c
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zipMLwith f (OM x) (y:_) = OM (f x y)
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zipMLwith _ (OM _) [] = error "bad zipMLwith"
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zipMLwith f (M xxs) yys = makeM $ foo xxs yys
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where foo (x:xs) ys = zipMLwith f x (take (lengthM x) ys) :
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foo xs (drop (lengthM x) ys)
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foo [] _ = []
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zipML :: Mosaic a -> [b] -> Mosaic (a,b)
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zipML = zipMLwith (\a b -> (a,b))
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lengthM :: Mosaic a -> Int
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lengthM (OM _) = 1
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lengthM (M x) = sum $ map lengthM x
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changeMosaic :: Mosaic a -> [Mosaic a]
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changeMosaic (OM _) = []
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changeMosaic (M xs) = map makeM (concatenations xs) ++
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map makeM (splits xs) ++
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map M (tryAll changeMosaic xs)
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tryAll :: (a -> [a]) -> [a] -> [[a]]
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tryAll _ [] = []
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tryAll f (x:xs) = map (:xs) (f x) ++ map (x:) (tryAll f xs)
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splits :: [Mosaic a] -> [[Mosaic a]]
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splits [] = []
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splits (OM x:y) = map (OM x:) $ splits y
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splits (M (x:y):z) = (x:makeM y:z) : map (makeM (x:y) :) (splits z)
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splits (M []:x) = splits x
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concatenations :: [Mosaic a] -> [[Mosaic a]]
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concatenations (x:y:z) = (concatenateMosaic x y:z):(map (x:) $ concatenations (y:z))
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concatenations _ = []
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concatenateMosaic :: Mosaic a -> Mosaic a -> Mosaic a
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concatenateMosaic (OM a) (OM b) = M [OM a, OM b]
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concatenateMosaic (OM a) (M b) = M (OM a:b)
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concatenateMosaic (M a) (OM b) = M (a++[OM b])
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concatenateMosaic (M a) (M b) = M (a++b)
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makeM :: [Mosaic a] -> Mosaic a
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makeM [m] = m
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makeM [] = error "makeM []"
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makeM ms = M ms
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flattenMosaic :: Mosaic a -> [a]
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flattenMosaic (OM a) = [a]
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flattenMosaic (M xs) = concatMap flattenMosaic xs
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||||
allsplits :: [a] -> [[[a]]]
|
||||
allsplits [] = [[[]]]
|
||||
allsplits [a] = [[[a]]]
|
||||
allsplits (x:xs) = (map ([x]:) splitsrest) ++ (map (maphead (x:)) splitsrest)
|
||||
where splitsrest = allsplits' xs
|
||||
|
||||
allsplits' :: [a] -> [[[a]]]
|
||||
allsplits' [] = [[[]]]
|
||||
allsplits' [a] = [[[a]]]
|
||||
allsplits' (x:xs) = (map (maphead (x:)) splitsrest) ++ (map ([x]:) splitsrest)
|
||||
where splitsrest = allsplits xs
|
||||
|
||||
maphead :: (a->a) -> [a] -> [a]
|
||||
maphead f (x:xs) = f x : xs
|
||||
maphead _ [] = []
|
||||
|
||||
runCountDown :: Int -> State CountDown a -> a
|
||||
runCountDown n x = fst $ runState x (CD (mkStdGen n) n)
|
||||
Reference in New Issue
Block a user