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guide/favicon/gen.hs

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Haskell
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2016-05-10 23:44:20 +03:00
{-# LANGUAGE
FlexibleContexts,
GADTs
#-}
-- run as: ./gen -o favicon.png -w 32 -h 32
import Diagrams.Prelude
import Diagrams.Backend.Rasterific.CmdLine
main = defaultMain icon
icon :: Diagram B
icon = lines_ `atop` canvas_
where
line_ = rect 14 3 # fc white . lw none
dot_ = circle 2 # fc white . lw none
line1 = alignL $ hsep 2 [line_, dot_]
line2 = alignL $ hsep 2 [dot_, line_]
lines_ = centerXY $ vsep 3 [line1, line2, line1]
canvas_ = roundedRect 32 32 4 # fc (sRGB24read "7868FF") . lw none