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Use rustybuzz in shape_fallback instead of swash

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Héctor Ramón Jiménez 2023-06-16 02:38:00 +02:00
parent 431163dc35
commit ffa08d2da1
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GPG key ID: 140CC052C94F138E
1 changed files with 4 additions and 3 deletions
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7
src/shape.rs
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@ -62,7 +62,8 @@ fn shape_fallback(
let run = &line[start_run..end_run];
let font_scale = font.rustybuzz().units_per_em() as f32;
let metrics = font.as_swash().metrics(&[]);
let ascent = font.rustybuzz().ascender() as f32 / font_scale;
let descent = -font.rustybuzz().descender() as f32 / font_scale;
let mut buffer = rustybuzz::UnicodeBuffer::new();
buffer.set_direction(if span_rtl {
@ -102,8 +103,8 @@ fn shape_fallback(
y_advance,
x_offset,
y_offset,
ascent: metrics.ascent / f32::from(metrics.units_per_em),
descent: metrics.descent / f32::from(metrics.units_per_em),
ascent,
descent,
font_id: font.id(),
glyph_id: info.glyph_id.try_into().expect("failed to cast glyph ID"),
//TODO: color should not be related to shaping