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vista-fonts: Remove the embedded bitmaps from Calibri and Cambria because they have very low resolutions

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This commit is contained in:
Astra Tsai 2025-08-09 13:27:46 -07:00
parent f7212540bd
commit 4ba01f711e
1 changed files with 27 additions and 4 deletions
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31
pkgs/by-name/vi/vista-fonts/package.nix
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@ -3,6 +3,7 @@
stdenvNoCC,
fetchurl,
cabextract,
fontforge,
}:
stdenvNoCC.mkDerivation {
@ -14,7 +15,10 @@ stdenvNoCC.mkDerivation {
hash = "sha256-xOdTVI0wkv/X3ThJEF4KJtm1oa/kbm5mf+fGiHiTcB8=";
};
nativeBuildInputs = [ cabextract ];
nativeBuildInputs = [
cabextract
fontforge
];
unpackPhase = ''
runHook preUnpack
@ -30,10 +34,29 @@ stdenvNoCC.mkDerivation {
runHook preInstall
mkdir -p $out/share/fonts/truetype
cp *.ttf *.ttc $out/share/fonts/truetype
# Set up no-op font configs to override any aliases set up by
# other packages.
# Remove the embedded bitmaps from Calibri and Cambria because they have very low resolutions.
fontforge -c "
import fontforge
import sys
def removeBitmaps(font):
for table in ('EBDT', 'EBLC', 'EBSC'):
font.setTableData(table, None)
for path in sys.argv[1:]:
fonts = [fontforge.open(f'{path}({font})') for font in fontforge.fontsInFile(path)]
for font in fonts:
removeBitmaps(font)
if len(fonts) > 1:
fonts[0].generateTtc(f'$out/share/fonts/truetype/{path}', fonts[1:], layer=fonts[0].activeLayer)
else:
fonts[0].generate(f'$out/share/fonts/truetype/{path}')
" calibri* cambria*
cp -n *.ttf *.ttc $out/share/fonts/truetype
# Set up no-op font configs to override any aliases set up by other packages.
mkdir -p $out/etc/fonts/conf.d
for name in Calibri Cambria Candara Consolas Constantia Corbel ; do
substitute ${./no-op.conf} $out/etc/fonts/conf.d/30-''${name,,}.conf \