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			42 lines
		
	
	
	
		
			927 B
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			42 lines
		
	
	
	
		
			927 B
		
	
	
	
		
			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 <LibWeb/Layout/Node.h>
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| 
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| namespace Web::Layout {
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| 
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| class StackingContext {
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| public:
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|     StackingContext(Box&, StackingContext* parent);
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| 
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|     StackingContext* parent() { return m_parent; }
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|     const StackingContext* parent() const { return m_parent; }
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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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|         Foreground,
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|         FocusAndOverlay,
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|     };
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| 
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|     void paint_descendants(PaintContext&, Node&, StackingContextPaintPhase);
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|     void paint(PaintContext&);
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|     HitTestResult hit_test(const Gfx::IntPoint&, HitTestType) const;
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| 
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|     void dump(int indent = 0) const;
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| 
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| private:
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|     Box& m_box;
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|     StackingContext* const m_parent { nullptr };
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|     Vector<StackingContext*> m_children;
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| 
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|     void paint_internal(PaintContext&);
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| };
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| 
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| }
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