feat: use a span tag for marked content sequences containing text

crates/typst-pdf/src/convert.rs

@@ -331,8 +331,6 @@ pub(crate) fn handle_group(
         .and_then(|p| p.transform(fc.state().transform.to_krilla()));
 
     if let Some(clip_path) = &clip_path {
-        let mut handle = tags::start_marked(gc, surface);
-        let surface = handle.surface();
         surface.push_clip_path(clip_path, &krilla::paint::FillRule::NonZero);
     }
 

crates/typst-pdf/src/tags/mod.rs

@@ -590,15 +590,6 @@ impl<'a> TagHandle<'a, '_> {
     }
 }
 
-/// Returns a [`TagHandle`] that automatically calls [`Surface::end_tagged`]
-/// when dropped.
-pub(crate) fn start_marked<'a, 'b>(
-    gc: &mut GlobalContext,
-    surface: &'b mut Surface<'a>,
-) -> TagHandle<'a, 'b> {
-    start_content(gc, surface, ContentTag::Other)
-}
-
 /// Returns a [`TagHandle`] that automatically calls [`Surface::end_tagged`]
 /// when dropped.
 pub(crate) fn start_span<'a, 'b>(

crates/typst-pdf/src/text.rs

@@ -3,6 +3,7 @@ use std::sync::Arc;
 
 use bytemuck::TransparentWrapper;
 use krilla::surface::{Location, Surface};
+use krilla::tagging::SpanTag;
 use krilla::text::GlyphId;
 use typst_library::diag::{SourceResult, bail};
 use typst_library::layout::Size;
@@ -23,7 +24,7 @@ pub(crate) fn handle_text(
 ) -> SourceResult<()> {
     *gc.languages.entry(t.lang).or_insert(0) += t.glyphs.len();
 
-    let mut handle = tags::start_marked(gc, surface);
+    let mut handle = tags::start_span(gc, surface, SpanTag::empty());
     let surface = handle.surface();
 
     let font = convert_font(gc, t.font.clone())?;