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LibWeb: Ensure scroll offsets and clip rects updated before hit-testing
Hit-testing relies on updated clip rectangles and containing scroll offsets, so it's necessary to ensure that paintables have these elements updated. This also removes the enclosing scroll offsets update from `Internals::hit_test()`, as it is no longer needed.
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2 changed files with 5 additions and 4 deletions
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@ -684,7 +684,11 @@ Optional<HitTestResult> PaintableBox::hit_test(CSSPixelPoint position, HitTestTy
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return {};
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if (layout_box().is_viewport()) {
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const_cast<ViewportPaintable&>(static_cast<ViewportPaintable const&>(*this)).build_stacking_context_tree_if_needed();
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auto& viewport_paintable = const_cast<ViewportPaintable&>(static_cast<ViewportPaintable const&>(*this));
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viewport_paintable.build_stacking_context_tree_if_needed();
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HashMap<Painting::PaintableBox const*, Painting::ViewportPaintable::ScrollFrame> scroll_frames;
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viewport_paintable.assign_scroll_frame_ids(scroll_frames);
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viewport_paintable.assign_clip_rectangles();
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return stacking_context()->hit_test(position, type);
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}
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