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fix: sCapHeight and sxHeight only exist when OS/2 version >= 2

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Qwerasd
2024-12-16 15:20:26 -05:00
parent 13e4861dff
commit a06388869d
1 changed files with 7 additions and 4 deletions
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11
src/font/face/freetype.zig
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@ -775,10 +775,13 @@ pub const Face = struct {
// available, otherwise we try to measure the `H` and `x` glyphs.
const cap_height: ?f64, const ex_height: ?f64 = heights: {
if (maybe_os2) |os2| {
break :heights .{
@as(f64, @floatFromInt(os2.sCapHeight)) * px_per_unit,
@as(f64, @floatFromInt(os2.sxHeight)) * px_per_unit,
};
// The OS/2 table does not include these metrics in version 1.
if (os2.version >= 2) {
break :heights .{
@as(f64, @floatFromInt(os2.sCapHeight)) * px_per_unit,
@as(f64, @floatFromInt(os2.sxHeight)) * px_per_unit,
};
}
}
break :heights .{
cap: {