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LibWeb: Make painting order more spec-compliant
Now our painting order inside stacking contexts is closer to the algorithm specified by CSS 2.1 (see section 9.9 and Appendix E)
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parent
33af7075e7
commit
d2b6148787
8 changed files with 89 additions and 43 deletions
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@ -42,8 +42,6 @@ void Box::paint(PaintContext& context, PaintPhase phase)
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Painting::paint_border(context, Painting::BorderEdge::Bottom, bordered_rect, computed_values());
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}
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Layout::NodeWithStyleAndBoxModelMetrics::paint(context, phase);
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if (phase == PaintPhase::Overlay && dom_node() && document().inspected_node() == dom_node()) {
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auto content_rect = absolute_rect();
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@ -179,23 +177,6 @@ StackingContext* Box::enclosing_stacking_context()
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VERIFY_NOT_REACHED();
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}
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bool Box::establishes_stacking_context() const
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{
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if (!has_style())
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return false;
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if (dom_node() == document().root())
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return true;
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auto position = computed_values().position();
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auto z_index = computed_values().z_index();
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if (position == CSS::Position::Absolute || position == CSS::Position::Relative) {
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if (z_index.has_value())
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return true;
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}
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if (position == CSS::Position::Fixed || position == CSS::Position::Sticky)
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return true;
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return false;
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}
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LineBox& Box::ensure_last_line_box()
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{
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if (m_line_boxes.is_empty())
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