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	 ef0c390b79
			
		
	
	
		ef0c390b79
		
	
	
	
	
		
			
			Now, instead of resolving "transform" and "transform-origin" during the construction of the stacking context tree, we do so during the layout commit. This is part of a refactoring effort to make the paintable tree independent from the layout tree.
		
			
				
	
	
		
			56 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			56 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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|  *
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|  * SPDX-License-Identifier: BSD-2-Clause
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|  */
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| 
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| #pragma once
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| 
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| #include <AK/Vector.h>
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| #include <LibGfx/Matrix4x4.h>
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| #include <LibWeb/Painting/InlinePaintable.h>
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| #include <LibWeb/Painting/Paintable.h>
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| 
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| namespace Web::Painting {
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| 
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| class StackingContext {
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| public:
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|     StackingContext(Paintable&, StackingContext* parent, size_t index_in_tree_order);
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| 
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|     StackingContext* parent() { return m_parent; }
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|     StackingContext const* parent() const { return m_parent; }
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| 
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|     Paintable const& paintable() const { return *m_paintable; }
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|     PaintableBox const& paintable_box() const { return verify_cast<PaintableBox>(*m_paintable); }
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|     InlinePaintable const& inline_paintable() const { return verify_cast<InlinePaintable>(*m_paintable); }
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| 
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|     enum class StackingContextPaintPhase {
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|         BackgroundAndBorders,
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|         Floats,
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|         BackgroundAndBordersForInlineLevelAndReplaced,
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|         Foreground,
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|         FocusAndOverlay,
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|     };
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| 
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|     static void paint_node_as_stacking_context(Paintable const&, PaintContext&);
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|     static void paint_descendants(PaintContext&, Paintable const&, StackingContextPaintPhase);
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|     void paint(PaintContext&) const;
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|     Optional<HitTestResult> hit_test(CSSPixelPoint, HitTestType) const;
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| 
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|     Gfx::AffineTransform affine_transform_matrix() const;
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| 
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|     void dump(int indent = 0) const;
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| 
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|     void sort();
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| 
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| private:
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|     JS::NonnullGCPtr<Paintable> m_paintable;
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|     StackingContext* const m_parent { nullptr };
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|     Vector<StackingContext*> m_children;
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|     size_t m_index_in_tree_order { 0 };
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| 
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|     static void paint_child(PaintContext&, StackingContext const&);
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|     void paint_internal(PaintContext&) const;
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| };
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| 
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| }
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