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# trim a ttf down to the printable ascii subset (U+0020..007E) so we only embed
# since revel doesnt actually render all glyphs, some fonts that lung wanted are
# nerd fonts because hes a NERD and are HUGE like my PENIS.
#
# usage: revo subset-ttf.rv <in.ttf> <out.ttf>
if argv:len() < 3 do
panic("usage: subset-ttf.rv <in.ttf> <out.ttf>")
end
const in_path = argv[1]
const out_path = argv[2]
match system({
"python3", "-m", "fontTools.subset", in_path,
"--unicodes=U+0020-007E",
"--no-hinting", "--glyph-names",
"--output-file=" ~ out_path,
})
| {:ok, _} => print("wrote " ~ out_path)
| {:err, error} => panic("subset failed (#{error}), need fonttools: python3 -m pip install fonttools")
|
