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authorjao <jao@gnu.org>2022-09-21 00:52:59 +0100
committerjao <jao@gnu.org>2022-09-21 01:11:33 +0100
commit832985aec801620baa08bc434def294da8ef3f44 (patch)
tree6bbc9d5903d753062932b5979b3f28e44e569b9e /src/Xmobar
parentc824651f98a84eab63cb5ba4a1a5cd98ba761036 (diff)
downloadxmobar-832985aec801620baa08bc434def294da8ef3f44.tar.gz
xmobar-832985aec801620baa08bc434def294da8ef3f44.tar.bz2
better abstracted icon drawing interface
Diffstat (limited to 'src/Xmobar')
-rw-r--r--src/Xmobar/Draw/Cairo.hs5
-rw-r--r--src/Xmobar/Draw/Types.hs23
-rw-r--r--src/Xmobar/X11/Bitmap.hs26
-rw-r--r--src/Xmobar/X11/Draw.hs11
4 files changed, 31 insertions, 34 deletions
diff --git a/src/Xmobar/Draw/Cairo.hs b/src/Xmobar/Draw/Cairo.hs
index a25cca0..7e22df4 100644
--- a/src/Xmobar/Draw/Cairo.hs
+++ b/src/Xmobar/Draw/Cairo.hs
@@ -94,11 +94,10 @@ withRenderinfo _ _ seg@(P.Hspace w, _, _, _) =
return (seg, \_ _ _ -> return (), fromIntegral w)
withRenderinfo _ dctx seg@(P.Icon p, _, _, _) = do
- let bm = T.dcBitmapLookup dctx p
- wd = maybe 0 (fromIntegral . T.bWidth) bm
+ let (wd, _) = T.dcIconLookup dctx p
ioff = C.iconOffset (T.dcConfig dctx)
vpos = T.dcHeight dctx / 2 + fromIntegral ioff
- render _ off mx = when (off + wd <= mx) $ T.dcBitmapDrawer dctx off vpos p
+ render _ off mx = when (off + wd <= mx) $ T.dcIconDrawer dctx off vpos p
return (seg, render, wd)
drawBox :: T.DrawContext -> Surface -> Double -> Double -> P.Box -> IO ()
diff --git a/src/Xmobar/Draw/Types.hs b/src/Xmobar/Draw/Types.hs
index 219a64b..75dd714 100644
--- a/src/Xmobar/Draw/Types.hs
+++ b/src/Xmobar/Draw/Types.hs
@@ -17,10 +17,6 @@
module Xmobar.Draw.Types where
-import GHC.Word (Word32, Word64)
-
-import Data.Map (Map)
-
import Xmobar.Config.Types (Config)
import Xmobar.Run.Actions (Action)
import Xmobar.Run.Parsers (Segment)
@@ -29,22 +25,11 @@ type Position = Double
type ActionPos = ([Action], Position, Position)
type Actions = [ActionPos]
-type BitmapDrawer = Double -> Double -> String -> IO ()
-
-data BitmapType = Mono Word64 | Poly
-
-data Bitmap = Bitmap { bWidth :: Word32
- , bHeight :: Word32
- , bPixmap :: Word64
- , bShapepixmap :: Maybe Word64
- , bBitmaptype :: BitmapType
- }
-
-type BitmapCache = Map FilePath Bitmap
-
+type IconLookup = String -> (Double, Double)
+type IconDrawer = Double -> Double -> String -> IO ()
-data DrawContext = DC { dcBitmapDrawer :: BitmapDrawer
- , dcBitmapLookup :: String -> Maybe Bitmap
+data DrawContext = DC { dcIconDrawer :: IconDrawer
+ , dcIconLookup :: IconLookup
, dcConfig :: Config
, dcWidth :: Double
, dcHeight :: Double
diff --git a/src/Xmobar/X11/Bitmap.hs b/src/Xmobar/X11/Bitmap.hs
index d6a818b..b14356f 100644
--- a/src/Xmobar/X11/Bitmap.hs
+++ b/src/Xmobar/X11/Bitmap.hs
@@ -27,7 +27,6 @@ import System.Directory (doesFileExist)
import System.FilePath ((</>))
import System.Mem.Weak ( addFinalizer )
-import Xmobar.Draw.Types (BitmapType(..), Bitmap(..), BitmapCache)
import Xmobar.X11.ColorCache
#ifdef XPM
@@ -47,7 +46,18 @@ runExceptT = runErrorT
#endif
-updateCache :: Display -> Window -> Map FilePath Bitmap -> FilePath -> [FilePath]
+data BitmapType = Mono Pixel | Poly
+
+data Bitmap = Bitmap { width :: Dimension
+ , height :: Dimension
+ , pixmap :: Pixmap
+ , shapePixmap :: Maybe Pixmap
+ , bitmapType :: BitmapType
+ }
+
+type BitmapCache = Map FilePath Bitmap
+
+updateCache :: Display -> Window -> BitmapCache -> FilePath -> [FilePath]
-> IO BitmapCache
updateCache dpy win cache iconRoot paths = do
let expandPath path@('/':_) = path
@@ -107,15 +117,15 @@ drawBitmap :: Display -> Drawable -> GC -> String -> String
-> Position -> Position -> Bitmap -> IO ()
drawBitmap d p gc fc bc x y i =
withColors d [fc, bc] $ \[fc', bc'] -> do
- let w = bWidth i
- h = bHeight i
+ let w = width i
+ h = height i
y' = 1 + y - fromIntegral h `div` 2
setForeground d gc fc'
setBackground d gc bc'
- case bShapepixmap i of
+ case shapePixmap i of
Nothing -> return ()
Just mask -> setClipOrigin d gc x y' >> setClipMask d gc mask
- case bBitmaptype i of
- Poly -> copyArea d (bPixmap i) p gc 0 0 w h x y'
- Mono pl -> copyPlane d (bPixmap i) p gc 0 0 w h x y' pl
+ case bitmapType i of
+ Poly -> copyArea d (pixmap i) p gc 0 0 w h x y'
+ Mono pl -> copyPlane d (pixmap i) p gc 0 0 w h x y' pl
setClipMask d gc 0
diff --git a/src/Xmobar/X11/Draw.hs b/src/Xmobar/X11/Draw.hs
index 7e0dfd1..a056136 100644
--- a/src/Xmobar/X11/Draw.hs
+++ b/src/Xmobar/X11/Draw.hs
@@ -37,18 +37,21 @@ import qualified Xmobar.X11.CairoSurface as CS
import qualified Xmobar.X11.XRender as XRender
#endif
-drawXBitmap :: T.XConf -> X11.GC -> X11.Pixmap -> D.BitmapDrawer
+drawXBitmap :: T.XConf -> X11.GC -> X11.Pixmap -> D.IconDrawer
drawXBitmap xconf gc p h v path = do
let disp = T.display xconf
conf = T.config xconf
fc = C.fgColor conf
bc = C.bgColor conf
- case lookupXBitmap xconf path of
+ case M.lookup path (T.iconCache xconf) of
Just bm -> liftIO $ B.drawBitmap disp p gc fc bc (round h) (round v) bm
Nothing -> return ()
-lookupXBitmap :: T.XConf -> String -> Maybe B.Bitmap
-lookupXBitmap xconf path = M.lookup path (T.iconCache xconf)
+lookupXBitmap :: T.XConf -> String -> (Double, Double)
+lookupXBitmap xconf path =
+ case M.lookup path (T.iconCache xconf) of
+ Just bm -> (fromIntegral (B.width bm), fromIntegral (B.height bm))
+ Nothing -> (0, 0)
withPixmap :: X11.Display -> X11.Drawable -> X11.Rectangle -> FT.CInt
-> (X11.GC -> X11.Pixmap -> IO a) -> IO a