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Render text-decoration: overline on layout 2020

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This commit is contained in:
Fernando Jiménez Moreno 2020-03-03 11:19:38 +01:00
parent 48517bd61a
commit 4fd5484e1a
1 changed files with 26 additions and 10 deletions
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36
components/layout_2020/display_list/mod.rs
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@ -140,16 +140,14 @@ impl Fragment {
let mut rect = rect; let mut rect = rect;
rect.origin.y = rect.origin.y + font_metrics.ascent - font_metrics.underline_offset; rect.origin.y = rect.origin.y + font_metrics.ascent - font_metrics.underline_offset;
rect.size.height = font_metrics.underline_size; rect.size.height = font_metrics.underline_size;
let rect = rect.to_webrender(); self.build_display_list_for_text_decoration(builder, &rect, color);
let wavy_line_thickness = (0.33 * rect.size.height).ceil(); }
builder.wr.push_line(
&common, // Overline.
&rect, if text_decorations.overline {
wavy_line_thickness, let mut rect = rect;
wr::LineOrientation::Horizontal, rect.size.height = font_metrics.underline_size;
&rgba(color), self.build_display_list_for_text_decoration(builder, &rect, color);
wr::LineStyle::Solid,
);
} }
// Text. // Text.
@ -162,6 +160,24 @@ impl Fragment {
None, None,
); );
} }
fn build_display_list_for_text_decoration(
&self,
builder: &mut DisplayListBuilder,
rect: &PhysicalRect<Length>,
color: cssparser::RGBA,
) {
let rect = rect.to_webrender();
let wavy_line_thickness = (0.33 * rect.size.height).ceil();
builder.wr.push_line(
&builder.common_properties(rect),
&rect,
wavy_line_thickness,
wr::LineOrientation::Horizontal,
&rgba(color),
wr::LineStyle::Solid,
);
}
} }
struct BuilderForBoxFragment<'a> { struct BuilderForBoxFragment<'a> {