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This commit is contained in:
Jeremy Soller 2024-01-17 13:26:39 -07:00
parent 329941c4a6
commit a11f68f13d
6 changed files with 66 additions and 26 deletions
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18
src/font/mod.rs
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@ -78,17 +78,23 @@ impl Font {
let (monospace_em_width, scripts) = {
db.with_face_data(id, |font_data, face_index| {
let face = ttf_parser::Face::parse(font_data, face_index).ok()?;
let monospace_em_width = info.monospaced.then(|| {
let hor_advance = face.glyph_hor_advance(face.glyph_index(' ')?)? as f32;
let upem = face.units_per_em() as f32;
Some(hor_advance/upem)
}).flatten();
let monospace_em_width = info
.monospaced
.then(|| {
let hor_advance = face.glyph_hor_advance(face.glyph_index(' ')?)? as f32;
let upem = face.units_per_em() as f32;
Some(hor_advance / upem)
})
.flatten();
if info.monospaced && monospace_em_width.is_none() {
None?;
}
let scripts = face.tables().gpos.into_iter()
let scripts = face
.tables()
.gpos
.into_iter()
.chain(face.tables().gsub)
.map(|table| table.scripts)
.flatten()