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layout: Remove BoxFragment::overflow_clip_rect() (#35443)

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It had a single caller, and the relevant data was passed as parameters
because the caller needed it too. It seems simpler to just remove it
and inline the code into the caller.

Signed-off-by: Oriol Brufau <obrufau@igalia.com>
This commit is contained in:
Oriol Brufau 2025-02-13 16:08:17 +01:00 • committed by GitHub
parent c95bd9d052
commit 3d9e7a95e0
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1 changed files with 25 additions and 37 deletions
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62
components/layout_2020/display_list/stacking_context.rs
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@ -1404,17 +1404,33 @@ impl BoxFragment {
// Non-scrollable overflow path
if overflow.x == ComputedOverflow::Clip || overflow.y == ComputedOverflow::Clip {
let clip_margin = self.style.get_margin().overflow_clip_margin.px();
let overflow_clip_rect =
self.overflow_clip_rect(containing_block_rect, overflow, clip_margin);
// TODO: The spec allows `overflow-clip-rect` to specify which box edge to use
// as the overflow clip edge origin, but Stylo doesn't currently support that.
// It will need to be handled here, for now always use the padding rect.
let mut overflow_clip_rect = self
.padding_rect()
.translate(containing_block_rect.origin.to_vector())
.to_webrender();
let mut radii = BorderRadius::zero();
// Adjust by the overflow clip margin.
// https://drafts.csswg.org/css-overflow-3/#overflow-clip-margin
let clip_margin = self.style.get_margin().overflow_clip_margin.px();
overflow_clip_rect = overflow_clip_rect.inflate(clip_margin, clip_margin);
// The clipping region only gets rounded corners if both axes have `overflow: clip`.
// https://drafts.csswg.org/css-overflow-3/#corner-clipping
let radii;
if overflow.x == ComputedOverflow::Clip && overflow.y == ComputedOverflow::Clip {
radii = offset_radii(
BuilderForBoxFragment::new(self, containing_block_rect, false, false)
.border_radius,
clip_margin,
);
let builder = BuilderForBoxFragment::new(self, containing_block_rect, false, false);
radii = offset_radii(builder.border_radius, clip_margin);
} else if overflow.x != ComputedOverflow::Clip {
overflow_clip_rect.min.x = f32::MIN;
overflow_clip_rect.max.x = f32::MAX;
radii = BorderRadius::zero();
} else {
overflow_clip_rect.min.y = f32::MIN;
overflow_clip_rect.max.y = f32::MAX;
radii = BorderRadius::zero();
}
let clip_chain_id = display_list.clip_overflow_frame(
@ -1493,34 +1509,6 @@ impl BoxFragment {
})
}
fn overflow_clip_rect(
&self,
containing_block_rect: &PhysicalRect<Au>,
overflow: PhysicalVec<ComputedOverflow>,
clip_margin: f32,
) -> LayoutRect {
// TODO: update this to the proper box after the parser is ready
let mut clip_rect = self
.padding_rect()
.translate(containing_block_rect.origin.to_vector())
.to_webrender();
// Adjust by the overflow clip margin.
// https://drafts.csswg.org/css-overflow/#overflow-clip-margin
clip_rect = clip_rect.inflate(clip_margin, clip_margin);
if overflow.x != ComputedOverflow::Clip {
clip_rect.min.x = f32::MIN;
clip_rect.max.x = f32::MAX;
}
if overflow.y != ComputedOverflow::Clip {
clip_rect.min.y = f32::MIN;
clip_rect.max.y = f32::MAX;
}
clip_rect
}
fn build_sticky_frame_if_necessary(
&self,
display_list: &mut DisplayList,