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Use Tag type from font-types crate to represent opentype tags (#38870)

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The `font-types` crate is the tiny type-only base crate of `fontations`.
This uses a strongly typed representation of open type tags, and allows
us to remove our custom macro for creating them.

---------

Signed-off-by: Nico Burns <nico@nicoburns.com>
Co-authored-by: Martin Robinson <mrobinson@igalia.com>
This commit is contained in:
Nico Burns 2025-08-23 21:32:47 +01:00 • committed by GitHub
parent 0a8146143a
commit 1fc857865f
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5 changed files with 31 additions and 57 deletions
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11
components/fonts/platform/macos/font.rs
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@ -18,15 +18,15 @@ use core_text::font_descriptor::{
};
use euclid::default::{Point2D, Rect, Size2D};
use log::debug;
use skrifa::Tag;
use style::values::computed::font::{FontStretch, FontStyle, FontWeight};
use webrender_api::{FontInstanceFlags, FontVariation};
use super::core_text_font_cache::CoreTextFontCache;
use super::font_list::LocalFontIdentifier;
use crate::{
CBDT, COLR, FontData, FontIdentifier, FontMetrics, FontTableMethods, FontTableTag,
FontTemplateDescriptor, FractionalPixel, GlyphId, KERN, PlatformFontMethods, SBIX,
map_platform_values_to_style_values,
CBDT, COLR, FontData, FontIdentifier, FontMetrics, FontTableMethods, FontTemplateDescriptor,
FractionalPixel, GlyphId, KERN, PlatformFontMethods, SBIX, map_platform_values_to_style_values,
};
const KERN_PAIR_LEN: usize = 6;
@ -346,8 +346,9 @@ impl PlatformFontMethods for PlatformFont {
metrics
}
fn table_for_tag(&self, tag: FontTableTag) -> Option<FontTable> {
let result: Option<CFData> = self.ctfont.get_font_table(tag);
fn table_for_tag(&self, tag: Tag) -> Option<FontTable> {
let tag_u32 = u32::from_be_bytes(tag.to_be_bytes());
let result: Option<CFData> = self.ctfont.get_font_table(tag_u32);
result.map(FontTable::wrap)
}