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|
------------------------------------------------------------------------------
-- |
-- Module: Xmobar.X11.Boxes
-- Copyright: (c) 2022 Jose Antonio Ortega Ruiz
-- License: BSD3-style (see LICENSE)
--
-- Maintainer: jao@gnu.org
-- Stability: unstable
-- Portability: unportable
--Start date: Fri Sep 16, 2022 04:01
--
-- Borders and boxes
--
------------------------------------------------------------------------------
module Xmobar.X11.Boxes (boxLines, borderRect) where
import Xmobar.Run.Parsers
import Xmobar.Config.Types
boxLines :: Box -> Double -> Double -> Double -> [(Double, Double, Double, Double)]
boxLines (Box bd offset lw _ margins) ht x0 x1 =
case bd of
BBTop -> [rtop]; BBBottom -> [rbot]; BBVBoth -> [rtop, rbot]
BBLeft -> [rleft]; BBRight -> [rright]; BBHBoth -> [rleft, rright]
BBFull -> [rtop, rbot, rleft, rright]
where (BoxMargins top right bot left) = margins
(BoxOffset align m) = offset
ma = fromIntegral m
(p0, p1) = case align of L -> (0, -ma); C -> (ma, -ma); R -> (ma, 0)
lc = fromIntegral lw / 2
[mt, mr, mb, ml] = map fromIntegral [top, right, bot, left]
xmin = x0 - ml - lc
xmax = x1 + mr + lc
ymin = mt + lc
ymax = ht - mb - lc
rtop = (xmin + p0, ymin, xmax + p1, ymin)
rbot = (xmin + p0, ymax, xmax + p1, ymax)
rleft = (xmin, ymin + p0, xmin, ymax + p1)
rright = (xmax, ymin + p0, xmax, ymax + p1)
borderRect :: Border -> Double -> Double -> (Double, Double, Double, Double)
borderRect bdr w h =
case bdr of
TopB -> (0, 0, w - 1, 0)
BottomB -> (0, h - 1, w - 1, 0)
FullB -> (0, 0, w - 1, h - 1)
TopBM m -> (0, fi m, w - 1, 0)
BottomBM m -> (0, h - fi m, w - 1, 0)
FullBM m -> (fi m, fi m, w - 2 * fi m, h - 2 * fi m)
NoBorder -> (-1, -1, -1, -1)
where fi = fromIntegral
|
