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LibWeb: Paint relatively positioned inline-level elements

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Since we deliberately skip positioned elements in paint_descendants(),
we have to make sure we actually paint them in the subsequent
paint_internal() pass.

Before this change, we were only painting positioned elements whose
paintable was a PaintableBox, neglecting inline-level relpos elements.
This commit is contained in:
Andreas Kling 2023-07-14 10:03:14 +02:00
parent 268492413a
commit 2d6c1bbf88
2 changed files with 40 additions and 16 deletions
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22
Userland/Libraries/LibWeb/Painting/Paintable.h
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@ -83,6 +83,28 @@ public:
return TraversalDecision::Continue;
}
template<typename Callback>
TraversalDecision for_each_in_inclusive_subtree(Callback callback) const
{
if (auto decision = callback(*this); decision != TraversalDecision::Continue)
return decision;
for (auto* child = first_child(); child; child = child->next_sibling()) {
if (child->for_each_in_inclusive_subtree(callback) == TraversalDecision::Break)
return TraversalDecision::Break;
}
return TraversalDecision::Continue;
}
template<typename Callback>
TraversalDecision for_each_in_subtree(Callback callback) const
{
for (auto* child = first_child(); child; child = child->next_sibling()) {
if (child->for_each_in_inclusive_subtree(callback) == TraversalDecision::Break)
return TraversalDecision::Break;
}
return TraversalDecision::Continue;
}
virtual void paint(PaintContext&, PaintPhase) const { }
virtual void before_children_paint(PaintContext&, PaintPhase) const { }