pre-exit
This commit is contained in:
Eric Mertens
parent
48af4f917c
commit
4dec7e103d
91
app/Main.hs
91
app/Main.hs
@ -39,18 +39,45 @@ renderBox world locMap box boxName =
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[
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horizCat
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[
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if boxWalls box ! (y,x) then char myAttr '▓'
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if boxWalls box ! (y,x) then unit myAttr '▓'
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else case Map.lookup (Location boxName y x) locMap of
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Nothing -> char myAttr '░'
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Just n -> char (boxColor (worldBoxes world Map.! n)) n
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Nothing -> unit myAttr '░'
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Just n -> unit (boxColor (worldBoxes world Map.! n)) n
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| x <- [xlo .. xhi]
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]
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| let ((ylo,xlo),(yhi,xhi)) = bounds (boxWalls box)
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, let myAttr = boxColor box
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, y <- [ylo .. yhi]
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, let unit a x = string a [x,x]
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]
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renderBox' :: World -> Map Location Char -> Box -> Char -> ((Int,Int),(Int,Int)) -> Int -> Image
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renderBox' world locMap box boxName ((ylo,xlo),(yhi,xhi)) scale
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| scale == 1 = renderBox world locMap box boxName
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| otherwise =
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vertCat
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[
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horizCat
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[
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if not (inRange (bounds (boxWalls box)) (y,x)) then unit defAttr '?' else
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if boxWalls box ! (y,x) then unit myAttr '▓'
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else case Map.lookup (Location boxName y x) locMap of
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Nothing -> unit myAttr '░'
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Just n -> renderBox' world locMap box' n (bounds (boxWalls box')) (scale `div` boxSize box)
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where
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box' = worldBoxes world Map.! n
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| x <- [xlo .. xhi]
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]
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| let myAttr = boxColor box
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, y <- [ylo .. yhi]
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]
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where
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unit a x =
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vertCat (replicate scale (string a (replicate (2*scale) x)))
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makeWalls :: [String] -> Array Coord Bool
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makeWalls rows = listArray ((ylo,xlo),(yhi,xhi)) (map (' '/=) (concat rows))
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where
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@ -61,6 +88,29 @@ makeWalls rows = listArray ((ylo,xlo),(yhi,xhi)) (map (' '/=) (concat rows))
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mkRange n = (- (n-1)`div`2, n`div`2)
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boxSize :: Box -> Int
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boxSize box = yhi-ylo+1
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where
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((ylo,_),(yhi,_)) = bounds (boxWalls box)
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drawNestedWorld :: World -> Image
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drawNestedWorld world = renderBox' world locMap box0 name0 bnds 49
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where
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locMap = Map.fromList [(boxLocation loc, n) | (n, loc) <- Map.toList (worldBoxes world)]
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(bnds,name0) = go 2 0 0 (worldMe world)
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box0 = worldBoxes world Map.! name0
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go 0 y x name = (((y-1,x-1),(y+1,x+1)), name)
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go n y x name =
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case Map.lookup name (worldBoxes world) of
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Nothing -> (((y-1,x-1),(y+1,x+1)), name)
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Just box -> go (n-1) y x name'
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where
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Location name' y x = boxLocation box
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drawWorld :: World -> Image
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drawWorld world =
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horizCat $
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@ -72,6 +122,8 @@ drawWorld world =
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where
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locMap = Map.fromList [(boxLocation loc, n) | (n, loc) <- Map.toList (worldBoxes world)]
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solid n = makeWalls (replicate n (replicate n 'x'))
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world0 :: World
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world0 = World {
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worldMe = 'b',
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@ -80,49 +132,43 @@ world0 = World {
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boxColor = withForeColor defAttr green,
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boxLocation = Location '1' (-1) 0,
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boxWalls = makeWalls [
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"▓▓▓ ▓▓▓",
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"▓ ▓",
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"▓▓ ▓▓",
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"▓ ▓",
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"▓ ▓",
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"▓ ▓",
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"▓ ▓ ▓",
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"▓ ▓",
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"▓ ▓",
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"▓▓▓ ▓ ▓▓▓"
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"▓ ▓ ▓"
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]
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}),
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('2', Box {
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boxColor = withForeColor defAttr cyan,
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boxLocation = Location '1' 1 1,
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boxWalls = makeWalls [
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"▓▓▓▓ ▓▓▓▓",
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"▓▓▓ ▓▓▓",
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"▓ ▓",
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"▓ ▓",
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" ",
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"▓ ▓",
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"▓ ▓",
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"▓▓▓▓ ▓▓▓▓"
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"▓▓▓ ▓▓▓"
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]
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}),
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('b', Box {
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boxColor = withForeColor defAttr red,
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boxLocation = Location '1' 0 1,
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boxWalls = makeWalls [
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"▓ ▓",
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" ",
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"▓ ▓"
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]
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boxWalls = solid 7
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}),
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('x', Box {
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boxColor = withForeColor defAttr yellow,
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boxLocation = Location '1' 0 (-1),
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boxWalls = makeWalls ["▓"]
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boxWalls = solid 7
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}),
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('y', Box {
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boxColor = withForeColor defAttr magenta,
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boxLocation = Location '1' 0 (-2),
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boxWalls = makeWalls ["▓"]
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boxWalls = solid 7
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})
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]
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@ -162,7 +208,7 @@ main =
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loop :: Vty -> NonEmpty World -> IO ()
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loop vty (world :| history) =
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do update vty (picForImage (drawWorld world))
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do update vty (picForImage (drawNestedWorld world))
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ev <- nextEvent vty
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case ev of
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EvKey key _modifier ->
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@ -204,21 +250,24 @@ moveBlock world visited loc dir =
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-- moving a box
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(name,box):_ ->
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do loc' <- nextLoc world loc dir
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guard (not (isWall loc' world))
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moveBlock' world visited loc loc' dir name box
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moveBlock' world visited loc loc' dir name box =
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msum [moveTo loc', moveInto loc', moveToEat loc']
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where
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moveTo loc' = moveBlock world (addVisited loc loc' visited) loc' dir
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moveTo loc' =
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do guard (not (isWall loc' world))
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moveBlock world (addVisited loc loc' visited) loc' dir
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moveInto loc' =
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do (n,b) <- boxAt world loc'
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do guard (not (isWall loc' world))
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(n,b) <- boxAt world loc'
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let locI = enterLoc n b dir
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moveBlock world (addVisited loc locI visited) locI dir
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moveToEat loc' =
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do let dir' = invert dir
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do guard (not (isWall loc' world))
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let dir' = invert dir
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let locE = enterLoc name box dir'
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(name', box') <- boxAt world loc'
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moveBlock' world (addVisited loc loc' visited) loc' locE dir' name' box'
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