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Apply background-clip to background-color

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This commit is contained in:
Simon Sapin 2020-01-23 16:08:22 +01:00
parent ea4882a1c5
commit f39c3ff38b
1 changed files with 5 additions and 4 deletions
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9
components/layout_2020/display_list/mod.rs
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@ -270,10 +270,11 @@ impl<'a> BuilderForBoxFragment<'a> {
let b = self.fragment.style.get_background(); let b = self.fragment.style.get_background();
let background_color = self.fragment.style.resolve_color(b.background_color); let background_color = self.fragment.style.resolve_color(b.background_color);
if background_color.alpha > 0 { if background_color.alpha > 0 {
let mut common = builder.common_properties(self.border_rect); // https://drafts.csswg.org/css-backgrounds/#background-color
if let Some(clip_id) = self.border_edge_clip(builder) { // “The background color is clipped according to the background-clip
common.clip_id = clip_id // value associated with the bottom-most background image layer.”
} let layer_index = b.background_image.0.len() - 1;
let (_, common) = background::painting_area(self, builder, layer_index);
builder.wr.push_rect(&common, rgba(background_color)) builder.wr.push_rect(&common, rgba(background_color))
} }
// Reverse because the property is top layer first, we want to paint bottom layer first. // Reverse because the property is top layer first, we want to paint bottom layer first.