Files
loop/src/Dodge/RoomLink.hs
T

141 lines
3.7 KiB
Haskell

module Dodge.RoomLink (
muout,
muin,
outLink,
inLink,
restrictLinkType,
overLnkType,
lnkPosDir,
overLnkPosDir,
toBothLnk,
rmInLinks,
rmOutLinks,
setOutLinksPD,
setOutLinksByType,
setInLinksPD,
restrictOutLinks,
restrictInLinks,
setOutLinks,
setInLinks,
setInLinksByType,
setLinkType,
getLinksOfType,
swapInOutLinks,
) where
import Control.Lens
import Data.List (partition)
import qualified Data.Set as S
import Dodge.Data.GenWorld
import Geometry
restrictLinkType :: RoomLinkType -> ((Point2, Float) -> Bool) -> [RoomLink] -> [RoomLink]
restrictLinkType rlt f = map g
where
g rl
| f $ rlPosDir rl = rl
| otherwise = rl & rlType %~ S.delete rlt
getLinksOfType :: RoomLinkType -> [RoomLink] -> [RoomLink]
getLinksOfType lt = filter (S.member lt . _rlType)
restrictInLinks :: ((Point2, Float) -> Bool) -> Room -> Room
restrictInLinks = over rmLinks . restrictLinkType InLink
restrictOutLinks :: ((Point2, Float) -> Bool) -> Room -> Room
restrictOutLinks f = rmLinks %~ restrictLinkType OutLink f
setOutLinks :: (RoomLink -> Bool) -> [RoomLink] -> [RoomLink]
setOutLinks = setLinkType OutLink
setInLinks :: (RoomLink -> Bool) -> [RoomLink] -> [RoomLink]
setInLinks = setLinkType InLink
setInLinksByType :: RoomLinkType -> [RoomLink] -> [RoomLink]
setInLinksByType lt = setInLinks (\rl -> lt `S.member` _rlType rl)
setOutLinksByType :: RoomLinkType -> [RoomLink] -> [RoomLink]
setOutLinksByType lt = setOutLinks (\rl -> lt `S.member` _rlType rl)
setLinkType :: RoomLinkType -> (RoomLink -> Bool) -> [RoomLink] -> [RoomLink]
setLinkType rlt f = map g
where
g rl
| f rl = rl & rlType %~ S.insert rlt
| otherwise = rl & rlType %~ S.delete rlt
setLinkTypePD :: RoomLinkType -> ((Point2, Float) -> Bool) -> [RoomLink] -> [RoomLink]
setLinkTypePD rlt f = map g
where
g rl
| f $ rlPosDir rl = rl & rlType %~ S.insert rlt
| otherwise = rl & rlType %~ S.delete rlt
setInLinksPD :: ((Point2, Float) -> Bool) -> Room -> Room
setInLinksPD f = rmLinks %~ setLinkTypePD InLink f
setOutLinksPD :: ((Point2, Float) -> Bool) -> Room -> Room
setOutLinksPD f = rmLinks %~ setLinkTypePD OutLink f
swapInOutLinks :: Room -> Room
swapInOutLinks = rmLinks %~ map (rlType %~ S.map f)
where
f InLink = OutLink
f OutLink = InLink
f x = x
overLnkType :: RoomLinkType -> ([RoomLink] -> [RoomLink]) -> Room -> Room
overLnkType lt f = rmLinks %~ g
where
g lnks =
let (xs, ys) = partition (S.member lt . _rlType) lnks
in f xs ++ ys
rlPosDir :: RoomLink -> (Point2, Float)
rlPosDir rl = (_rlPos rl, _rlDir rl)
lnkPosDir :: RoomLink -> (Point2, Float)
lnkPosDir rl = (_rlPos rl, _rlDir rl)
overLnkPosDir :: ((Point2, Float) -> (Point2, Float)) -> RoomLink -> RoomLink
overLnkPosDir f rl = rl & rlPos .~ p & rlDir .~ a
where
(p, a) = f (_rlPos rl, _rlDir rl)
outLink :: Point2 -> Float -> RoomLink
outLink p a =
RoomLink
{ _rlType = S.singleton OutLink
, _rlPos = p
, _rlDir = a
}
inLink :: Point2 -> Float -> RoomLink
inLink p a =
RoomLink
{ _rlType = S.singleton InLink
, _rlPos = p
, _rlDir = a
}
toBothLnk :: (Point2, Float) -> RoomLink
toBothLnk (p, a) =
RoomLink
{ _rlType = S.fromList [OutLink, InLink]
, _rlPos = p
, _rlDir = a
}
muout :: [(Point2, Float)] -> [RoomLink]
muout = map (uncurry outLink)
muin :: [(Point2, Float)] -> [RoomLink]
muin = map (uncurry inLink)
rmLinksOfType :: RoomLinkType -> Room -> [RoomLink]
rmLinksOfType lt = filter (S.member lt . _rlType) . _rmLinks
rmOutLinks, rmInLinks :: Room -> [RoomLink]
rmOutLinks = rmLinksOfType OutLink
rmInLinks = rmLinksOfType InLink