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# Maintainer: gaou-piou <i.am.piou@gmail.com>
# Contributor: GCMarvin <GCMarvin@users.noreply.github.com>
pkgname=ttf-google-sans-hinted
_nfver=3.4.0
pkgver=1
pkgrel=1
pkgdesc="Google Sans fonts (GoogleSans, GoogleSansDisplay), optionally Nerd Fonts patched and/or ttfautohint hinted"
url='https://flutter.googlesource.com/gallery-assets'
arch=('any')
license=('custom')
makedepends=('python' 'python-fonttools' 'parallel' 'fontforge' 'ttfautohint')
options=(!strip !zipman)
conflicts=('ttf-google-sans')
provides=('ttf-google-sans' 'ttf-font-nerd')
source=(
'fonts.tar.gz::https://flutter.googlesource.com/gallery-assets/+archive/refs/heads/master/lib/fonts.tar.gz'
"font-patcher-${_nfver}::https://github.com/ryanoasis/nerd-fonts/releases/download/v${_nfver}/FontPatcher.zip"
)
sha256sums=('SKIP' 'SKIP')
# ── Build-time options (all settable via env vars) ──────────────────────────
#
# NERD_PATCH true/false Patch fonts with Nerd Fonts glyphs (default: false)
#
# HINTING true/false Apply ttfautohint (default: false)
#
# HINT_MODE nnn|qqq|qsq|sss 3-char stem-width mode string for ttfautohint:
# pos1=grayscale pos2=GDI ClearType pos3=DW ClearType
# n=natural q=quantized s=strong
# nnn=HiDPI qqq=balanced sss=aggressive low-DPI
#
# Font family selection:
# WANT_GOOGLE_SANS true/false (default: true)
# WANT_GOOGLE_SANS_DISPLAY true/false (default: true)
#
# Non-interactive examples:
# NERD_PATCH=true HINTING=true HINT_MODE=qqq makepkg -si
# NERD_PATCH=false HINTING=false WANT_GOOGLE_SANS_DISPLAY=false makepkg -si
# ────────────────────────────────────────────────────────────────────────────
_validate_hint_mode() {
if [[ ! "$HINT_MODE" =~ ^[nqs]{3}$ ]]; then
echo "Error: HINT_MODE='$HINT_MODE' is invalid."
echo " Must be 3 chars from: n (natural) q (quantized) s (strong)"
echo " Examples: nnn qqq qsq sss"
exit 1
fi
}
_show() { printf " [%s] %s\n" "$1" "$2"; }
_ask_yn() { local _default="${2:-n}"; read -p " $1? (default: $_default) " _yn; _yn="${_yn:-$_default}"; }
build() {
# ══════════════════════════════════════════════════════════════════════════
# Prompt section — all questions, only when env vars are not pre-set
# ══════════════════════════════════════════════════════════════════════════
echo ""
echo "╔══════════════════════════════════════════════════════╗"
echo "║ ttf-google-sans-hinted — build options ║"
echo "╚══════════════════════════════════════════════════════╝"
# ── Nerd Fonts patching ──────────────────────────────────────────────────
if [[ -z "${NERD_PATCH:-}" ]]; then
_ask_yn "Patch fonts with Nerd Fonts glyphs" n
[[ "$_yn" =~ ^[yY]$ ]] && NERD_PATCH=true || NERD_PATCH=false
fi
NERD_PATCH="${NERD_PATCH:-false}"
# ── Hinting ──────────────────────────────────────────────────────────────
if [[ -z "${HINTING:-}" ]]; then
echo ""
_ask_yn "Apply ttfautohint hinting" n
[[ "$_yn" =~ ^[yY]$ ]] && HINTING=true || HINTING=false
fi
HINTING="${HINTING:-false}"
if [[ "$HINTING" == true && -z "${HINT_MODE:-}" ]]; then
echo ""
echo " Hinting stem-width mode:"
select _choice in "Balanced (qqq)" "HiDPI (nnn)" "Aggressive (sss)" "Custom"; do
case "$_choice" in
"Balanced (qqq)") HINT_MODE=qqq; break ;;
"HiDPI (nnn)") HINT_MODE=nnn; break ;;
"Aggressive (sss)") HINT_MODE=sss; break ;;
"Custom") read -p " Enter 3-char mode (e.g. qsq): " HINT_MODE; break ;;
esac
done
fi
HINT_MODE="${HINT_MODE:-qqq}"
[[ "$HINTING" == true ]] && _validate_hint_mode
# ── Font family selection ────────────────────────────────────────────────
if [[ -z "${WANT_GOOGLE_SANS:-}${WANT_GOOGLE_SANS_DISPLAY:-}" ]]; then
echo ""
echo " ── Font families ────────────────────────────────────────"
_ask_yn "Include Google Sans (Regular, Medium, Bold + Italics)" y
[[ "$_yn" =~ ^[yY]$ ]] && WANT_GOOGLE_SANS=true || WANT_GOOGLE_SANS=false
_ask_yn "Include Google Sans Display (Regular, Medium, Bold + Italics)" y
[[ "$_yn" =~ ^[yY]$ ]] && WANT_GOOGLE_SANS_DISPLAY=true || WANT_GOOGLE_SANS_DISPLAY=false
fi
WANT_GOOGLE_SANS="${WANT_GOOGLE_SANS:-true}"
WANT_GOOGLE_SANS_DISPLAY="${WANT_GOOGLE_SANS_DISPLAY:-true}"
if [[ "$WANT_GOOGLE_SANS$WANT_GOOGLE_SANS_DISPLAY" != *true* ]]; then
echo "Error: no font families selected. Aborting."; exit 1
fi
# ── Build summary ─────────────────────────────────────────────────────────
echo ""
echo " ── Build summary ───────────────────────────────────────"
printf " NERD_PATCH: %s\n" "$NERD_PATCH"
printf " HINTING: %s%s\n" "$HINTING" "$( [[ "$HINTING" == true ]] && echo " (mode=$HINT_MODE)" )"
echo ""
_show "$( [[ "$WANT_GOOGLE_SANS" == true ]] && echo "x" || echo " " )" "Google Sans"
_show "$( [[ "$WANT_GOOGLE_SANS_DISPLAY" == true ]] && echo "x" || echo " " )" "Google Sans Display"
echo " ────────────────────────────────────────────────────────"
echo ""
# ══════════════════════════════════════════════════════════════════════════
# Step 1 — Select font files from the downloaded archive
# ══════════════════════════════════════════════════════════════════════════
rm -rf "$srcdir/selected" "$srcdir/patched"
mkdir -p "$srcdir/selected" "$srcdir/patched"
if [[ "$WANT_GOOGLE_SANS" == true ]]; then
find "$srcdir" -maxdepth 1 -name 'GoogleSans-*.ttf' ! -path '*/._*' \
-exec cp -n {} "$srcdir/selected/" \;
fi
if [[ "$WANT_GOOGLE_SANS_DISPLAY" == true ]]; then
find "$srcdir" -maxdepth 1 -name 'GoogleSansDisplay-*.ttf' ! -path '*/._*' \
-exec cp -n {} "$srcdir/selected/" \;
fi
local _sel_count; _sel_count=$(ls "$srcdir/selected/" | wc -l)
echo "==> Selected $_sel_count font files for processing."
if (( _sel_count == 0 )); then
echo "Error: no fonts matched the selection."; exit 1
fi
# ══════════════════════════════════════════════════════════════════════════
# Step 2 — Nerd Fonts patching (skipped when NERD_PATCH=false)
# ══════════════════════════════════════════════════════════════════════════
if [[ "$NERD_PATCH" == true ]]; then
printf "%b" "\e[1;33m==> WARNING:\e[0m Patching with Nerd Fonts glyphs — this takes a while...\n"
find "$srcdir/selected" -name '*.ttf' ! -path '*/._*' | sort | \
parallel -j4 python "$srcdir/font-patcher-${_nfver}" \
--variable-width-glyphs -q -c {} \
-out "$srcdir/patched" &>/dev/null || true
local _hintsrc="$srcdir/patched"
else
local _hintsrc="$srcdir/selected"
fi
# ══════════════════════════════════════════════════════════════════════════
# Step 3 — ttfautohint hinting
# ══════════════════════════════════════════════════════════════════════════
if [[ "$HINTING" == true ]]; then
local _xheight
case "$HINT_MODE" in
nnn) _xheight=12 ;;
*) _xheight=14 ;;
esac
printf "%b" "\e[1;32m==> INFO:\e[0m Applying ttfautohint (mode=$HINT_MODE, x-height=${_xheight}px)...\n"
mkdir -p "$srcdir/patched/hinted"
for _f in "$_hintsrc"/*.ttf; do
[[ -f "$_f" ]] || continue
ttfautohint \
--hinting-range-min=8 \
--hinting-range-max=50 \
--hinting-limit=200 \
--increase-x-height="$_xheight" \
--x-height-snapping-exceptions="" \
--fallback-script=none \
--fallback-scaling \
--stem-width-mode="$HINT_MODE" \
--no-info \
--ignore-restrictions \
"$_f" "$srcdir/patched/hinted/$(basename "$_f")"
done
fi
# Persist state for package()
printf "%s\n%s\n" "$HINTING" "$NERD_PATCH" > "$srcdir/.build_state"
}
package() {
local HINTING NERD_PATCH
{ read -r HINTING; read -r NERD_PATCH; } \
< "$srcdir/.build_state" 2>/dev/null || { HINTING=false; NERD_PATCH=false; }
install -d "$pkgdir/usr/share/fonts/TTF"
if [[ "$HINTING" == true ]]; then
install -m644 "$srcdir/patched/hinted/"*.ttf "$pkgdir/usr/share/fonts/TTF"
elif [[ "$NERD_PATCH" == true ]]; then
install -m644 "$srcdir/patched/"*.ttf "$pkgdir/usr/share/fonts/TTF"
else
install -m644 "$srcdir/selected/"*.ttf "$pkgdir/usr/share/fonts/TTF"
fi
install -d "$pkgdir/usr/share/licenses/$pkgname"
cat > "$pkgdir/usr/share/licenses/$pkgname/LICENSE" <<'EOF'
Google Sans fonts are proprietary fonts owned by Google LLC.
They are distributed as part of Google's Flutter gallery assets.
See https://flutter.googlesource.com/gallery-assets for details.
Nerd Fonts glyphs are licensed under their respective open-source licenses.
See https://github.com/ryanoasis/nerd-fonts for details.
EOF
}
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