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LibWeb: Move painting logic from Layout::Viewport to ViewportPaintable
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parent
c01c4b41e2
commit
8bb275f2ea
9 changed files with 54 additions and 48 deletions
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@ -25,42 +25,6 @@ JS::GCPtr<Selection::Selection> Viewport::selection() const
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return const_cast<DOM::Document&>(document()).get_selection();
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}
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void Viewport::build_stacking_context_tree_if_needed()
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{
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if (paintable_box()->stacking_context())
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return;
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build_stacking_context_tree();
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}
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void Viewport::build_stacking_context_tree()
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{
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paintable_box()->set_stacking_context(make<Painting::StackingContext>(*this, nullptr, 0));
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size_t index_in_tree_order = 1;
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for_each_in_subtree_of_type<Box>([&](Box& box) {
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if (!box.paintable_box())
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return IterationDecision::Continue;
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box.paintable_box()->invalidate_stacking_context();
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if (!box.establishes_stacking_context()) {
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VERIFY(!box.paintable_box()->stacking_context());
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return IterationDecision::Continue;
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}
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auto* parent_context = box.paintable_box()->enclosing_stacking_context();
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VERIFY(parent_context);
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box.paintable_box()->set_stacking_context(make<Painting::StackingContext>(box, parent_context, index_in_tree_order++));
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return IterationDecision::Continue;
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});
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paintable_box()->stacking_context()->sort();
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}
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void Viewport::paint_all_phases(PaintContext& context)
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{
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build_stacking_context_tree_if_needed();
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context.painter().translate(-context.device_viewport_rect().location().to_type<int>());
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paintable_box()->stacking_context()->paint(context);
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}
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void Viewport::recompute_selection_states()
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{
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// 1. Start by resetting the selection state of all layout nodes to None.
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