Files
loop/src/Dodge/Render/List.hs
T
2023-02-19 09:59:09 +00:00

217 lines
7.7 KiB
Haskell

module Dodge.Render.List where
--import Picture.Text
import Dodge.Inventory
import qualified Data.IntMap.Strict as IM
--import Data.Foldable
import Dodge.SelectionList
import Data.Maybe
import Dodge.Base.WinScale
import Dodge.Base.Window
import Dodge.Data.CardinalPoint
import Dodge.Data.Config
import Dodge.Data.SelectionList
import Geometry
import ListHelp
import Picture
import LensHelp
drawSelectionList :: ListDisplayParams -> Configuration -> SelectionList a -> Picture
drawSelectionList ldps cfig sl =
listPicturesAtScaleOff
(_ldpVerticalGap ldps)
(_ldpScale ldps)
(_ldpPosX ldps)
(_ldpPosY ldps)
cfig
0 --(_slOffset sl)
(makeSelectionListPictures sl)
<> drawSelectionCursor ldps cfig sl
makeSelectionListPictures :: SelectionList a -> [Picture]
makeSelectionListPictures sl = concatMap f $ getShownItems sl
where
f si = map (color (_siColor si) . text) $ _siPictures si
--f si = map (textGrad (_siColor si) (withAlpha 0 (_siColor si))) $ _siPictures si
drawCursorAt :: ListDisplayParams -> Configuration -> Maybe Int -> [SelectionItem a] -> Picture
drawCursorAt ldps cfig mi lis = fromMaybe mempty $ do
i <- mi
selit <- lis !? i
f <- case _ldpCursorType ldps of
BorderCursor cps -> Just $ listCursorChooseBorderScale (_ldpVerticalGap ldps) (_ldpScale ldps) cps
NoCursor -> Nothing
let j = sum . map _siHeight $ take i lis
col = _siColor selit
return $ f (_ldpPosX ldps + (9 * fromIntegral (_siOffX selit))) (_ldpPosY ldps) cfig j 0 col wdth (_siHeight selit)
where
wdth = case _ldpWidth ldps of
FixedSelectionWidth x -> x
_ -> 1
drawSelectionCursor :: ListDisplayParams -> Configuration -> SelectionList a -> Picture
drawSelectionCursor ldps cfig sl = drawCursorAt ldps cfig (f $ sl ^. slSelPos) (getShownItems sl)
where
-- the following is quite hacky
f = case sl ^. slRegex of
_ | sl ^. slRegexInput -> const (Just 0)
"" | not (sl ^. slRegexInput) -> id
_ -> fmap (+1)
-- given a list of pictures that are each the size of a "text" call, displays them as
-- a list on the screen
listPicturesAt :: Float -> Float -> Configuration -> [Picture] -> Picture
listPicturesAt tx ty cfig = listPicturesAtScaleOff 10 1 tx ty cfig 0
listPicturesAtOff :: Float -> Float -> Configuration -> Int -> [Picture] -> Picture
listPicturesAtOff tx ty cfig i = mconcat . zipWith (listTextPictureAt tx ty cfig) [i ..]
listPicturesAtScaleOff :: Float -> Float -> Float -> Float -> Configuration -> Int -> [Picture] -> Picture
listPicturesAtScaleOff ygap s tx ty cfig i = mconcat . zipWith (listTextPictureAtScale ygap s tx ty cfig) [i ..]
stackPicturesAt :: Float -> Float -> Configuration -> [Picture] -> Picture
stackPicturesAt tx ty cfig = stackPicturesAtOff tx ty cfig 0
stackPicturesAtOff :: Float -> Float -> Configuration -> Int -> [Picture] -> Picture
stackPicturesAtOff tx ty cfig i = mconcat . zipWith (listTextPictureAt tx ty cfig) [i, i -1 ..]
selSecDrawCursor :: Int -> [CardinalPoint] -> Configuration -> ListDisplayParams -> SelectionSections a -> Int -> Int -> Picture
selSecDrawCursor xsize borders cfig ldp sss i j = fromMaybe mempty $ do
yint <- selSecSelPos i j sss
xint <- sss ^? sssSections . ix i . ssIndent
si <- sss ^? sssSections . ix i . ssItems . ix j
return $ listCursorDisplayParams ldp borders cfig yint xint (_siColor si) xsize (length $ _siPictures si)
listCursorDisplayParams ::
ListDisplayParams ->
[CardinalPoint] ->
Configuration ->
Int ->
Int ->
Color ->
Int ->
Int ->
Picture
listCursorDisplayParams ldp borders =
listCursorChooseBorderScale ygap s borders xoff yoff
where
ygap = _ldpVerticalGap ldp
s = _ldpScale ldp
xoff = _ldpPosX ldp
yoff = _ldpPosY ldp
-- displays a cursor that should match up to list text pictures
-- the width of a character appears to be 9(?!)
-- this is probably because it is 8 pixels plus one for the border
listCursorChooseBorderScale ::
Float ->
Float ->
[CardinalPoint] ->
Float ->
Float ->
Configuration ->
Int ->
Int ->
Color ->
Int ->
Int ->
Picture
listCursorChooseBorderScale ygap s borders xoff yoff cfig yint xint col cursxsize cursysize =
winScale cfig
. translate
(15 + (9 * s * (fromIntegral xint - 1)) + xoff - halfWidth cfig)
(halfHeight cfig + s * 12.5 - (yoff + (s * 10 + ygap) * (fromIntegral yint + 1)))
. color col
$ chooseCursorBorders (s * wth) (s * hgt) borders
where
x = 9
wth = x * fromIntegral cursxsize + 9
hgt = 20 * fromIntegral cursysize -- TODO this should be changed!
-- displays a cursor that should match up to list text pictures
-- the width of a character appears to be 9(?!)
-- this is probably because it is 8 pixels plus one for the border
listCursorChooseBorder ::
[CardinalPoint] -> Float -> Float -> Configuration -> Int -> Int -> Color -> Int -> Int -> Picture
listCursorChooseBorder = listCursorChooseBorderScale 10 1
-- note we cannot simply scale lines because they are drawn as solid rectangles
chooseCursorBorders :: Float -> Float -> [CardinalPoint] -> Picture
chooseCursorBorders wth hgt = foldMap (line . toLine)
where
top = 0
bot = - hgt
lef = 0
toLine North = [V2 lef top, V2 wth top]
toLine East = [V2 wth top, V2 wth bot]
toLine South = [V2 wth bot, V2 lef bot]
toLine West = [V2 lef bot, V2 lef top]
listCursorNS :: Float -> Float -> Configuration -> Int -> Int -> Color -> Int -> Int -> Picture
listCursorNS = listCursorChooseBorder [North, South]
listCursorNES :: Float -> Float -> Configuration -> Int -> Int -> Color -> Int -> Int -> Picture
listCursorNES = listCursorChooseBorder [North, South, East]
listCursorNESW :: Float -> Float -> Configuration -> Int -> Int -> Color -> Int -> Int -> Picture
listCursorNESW = listCursorChooseBorder [North, South, East, West]
listCursorNSW :: Float -> Float -> Configuration -> Int -> Int -> Color -> Int -> Int -> Picture
listCursorNSW = listCursorChooseBorder [North, South, West]
fillScreenText :: Configuration -> String -> Picture
fillScreenText cfig str =
winScale cfig
. scale wscale hscale
. centerText
$ str
where
wscale = hw * 0.02 / fromIntegral (length str)
hscale = hh * 0.01
hw = halfWidth cfig
hh = halfHeight cfig
fillWidthText :: Configuration -> String -> Picture
fillWidthText cfig str =
winScale cfig
. scale thescale thescale
. centerText
$ str
where
thescale = hw * 0.02 / fromIntegral (length str)
hw = halfWidth cfig
listTextPictureAt :: Float -> Float -> Configuration -> Int -> Picture -> Picture
listTextPictureAt xoff yoff cfig yint =
winScale cfig
. translate (xoff + 15 - hw) (negate yoff + hh - (20 * (fromIntegral yint + 1)))
. scale 0.1 0.1
where
hw = halfWidth cfig
hh = halfHeight cfig
listTextPictureAtScale :: Float -> Float -> Float -> Float -> Configuration -> Int -> Picture -> Picture
listTextPictureAtScale ygap s xoff yoff cfig yint =
winScale cfig
. translate (xoff + 15 - hw) (negate yoff + hh - ((s * 10 + ygap) * (fromIntegral yint + 1)))
. scale (s * 0.1) (s * 0.1)
where
hw = halfWidth cfig
hh = halfHeight cfig
renderListAt :: Float -> Float -> Configuration -> [(String, Color)] -> Picture
renderListAt tx ty cfig = listPicturesAt tx ty cfig . map (\(str, col) -> color col $ text str)
-- concatMapPic (winScale cfig) . zipWith (listPairAt tx ty cfig) [0..]
--TODO put the following functions in an appropriate place
-- | Colour picture and add black drop shadow.
dShadCol :: Color -> Picture -> Picture
{-# INLINE dShadCol #-}
dShadCol c p =
pictures
[ color black $ translate 1.2 (-1.2) p
, color c p
]