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										 |  |  | /*
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										 |  |  |  * Copyright (c) 2018-2020, Andreas Kling <andreas@ladybird.org> | 
					
						
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										 |  |  |  * | 
					
						
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										 |  |  |  * SPDX-License-Identifier: BSD-2-Clause | 
					
						
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										 |  |  |  */ | 
					
						
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										 |  |  | #pragma once
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										 |  |  | #include <LibGC/Ptr.h>
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										 |  |  | #include <LibGfx/Rect.h>
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										 |  |  | #include <LibGfx/TextLayout.h>
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										 |  |  | #include <LibWeb/Forward.h>
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										 |  |  | #include <LibWeb/Painting/BorderRadiiData.h>
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										 |  |  | #include <LibWeb/PixelUnits.h>
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										 |  |  | namespace Web::Layout { | 
					
						
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										 |  |  | class LineBoxFragment { | 
					
						
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										 |  |  |     friend class LineBox; | 
					
						
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										 |  |  | public: | 
					
						
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										 |  |  |     LineBoxFragment(Node const& layout_node, int start, int length, CSSPixels inline_offset, CSSPixels block_offset, CSSPixels inline_length, CSSPixels block_length, CSSPixels border_box_top, CSS::Direction, CSS::WritingMode, RefPtr<Gfx::GlyphRun>); | 
					
						
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										 |  |  |     Node const& layout_node() const { return m_layout_node; } | 
					
						
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										 |  |  |     int start() const { return m_start; } | 
					
						
							|  |  |  |     int length() const { return m_length; } | 
					
						
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										 |  |  |     CSSPixelPoint offset() const; | 
					
						
							|  |  |  |     CSSPixels inline_offset() const { return m_inline_offset; } | 
					
						
							|  |  |  |     CSSPixels block_offset() const { return m_block_offset; } | 
					
						
							|  |  |  |     void set_inline_offset(CSSPixels inline_offset) { m_inline_offset = inline_offset; } | 
					
						
							|  |  |  |     void set_block_offset(CSSPixels block_offset) { m_block_offset = block_offset; } | 
					
						
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										 |  |  |     // The baseline of a fragment is the number of pixels from the top to the text baseline.
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										 |  |  |     void set_baseline(CSSPixels y) { m_baseline = y; } | 
					
						
							|  |  |  |     CSSPixels baseline() const { return m_baseline; } | 
					
						
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										 |  |  |     CSSPixelSize size() const; | 
					
						
							|  |  |  |     CSSPixels width() const { return size().width(); } | 
					
						
							|  |  |  |     CSSPixels height() const { return size().height(); } | 
					
						
							|  |  |  |     CSSPixels inline_length() const { return m_inline_length; } | 
					
						
							|  |  |  |     CSSPixels block_length() const { return m_block_length; } | 
					
						
							|  |  |  |     void set_inline_length(CSSPixels inline_length) { m_inline_length = inline_length; } | 
					
						
							|  |  |  |     void set_block_length(CSSPixels block_length) { m_block_length = block_length; } | 
					
						
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										 |  |  |     CSSPixels border_box_top() const { return m_border_box_top; } | 
					
						
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										 |  |  |     bool ends_in_whitespace() const; | 
					
						
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										 |  |  |     bool is_justifiable_whitespace() const; | 
					
						
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										 |  |  |     StringView text() const; | 
					
						
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										 |  |  |     bool is_atomic_inline() const; | 
					
						
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										 |  |  |     RefPtr<Gfx::GlyphRun> glyph_run() const { return m_glyph_run; } | 
					
						
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										 |  |  |     CSS::WritingMode writing_mode() const { return m_writing_mode; } | 
					
						
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										 |  |  |     void append_glyph_run(RefPtr<Gfx::GlyphRun> const&, CSSPixels run_width); | 
					
						
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										 |  |  | private: | 
					
						
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										 |  |  |     CSS::Direction resolve_glyph_run_direction(Gfx::GlyphRun::TextType) const; | 
					
						
							|  |  |  |     void append_glyph_run_ltr(RefPtr<Gfx::GlyphRun> const&, CSSPixels run_width); | 
					
						
							|  |  |  |     void append_glyph_run_rtl(RefPtr<Gfx::GlyphRun> const&, CSSPixels run_width); | 
					
						
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										 |  |  |     GC::Ref<Node const> m_layout_node; | 
					
						
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										 |  |  |     int m_start { 0 }; | 
					
						
							|  |  |  |     int m_length { 0 }; | 
					
						
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										 |  |  |     CSSPixels m_inline_offset; | 
					
						
							|  |  |  |     CSSPixels m_block_offset; | 
					
						
							|  |  |  |     CSSPixels m_inline_length; | 
					
						
							|  |  |  |     CSSPixels m_block_length; | 
					
						
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										 |  |  |     CSSPixels m_border_box_top { 0 }; | 
					
						
							|  |  |  |     CSSPixels m_baseline { 0 }; | 
					
						
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										 |  |  |     CSS::Direction m_direction { CSS::Direction::Ltr }; | 
					
						
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										 |  |  |     CSS::WritingMode m_writing_mode { CSS::WritingMode::HorizontalTb }; | 
					
						
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										 |  |  |     RefPtr<Gfx::GlyphRun> m_glyph_run; | 
					
						
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										 |  |  |     float m_insert_position { 0 }; | 
					
						
							|  |  |  |     CSS::Direction m_current_insert_direction { CSS::Direction::Ltr }; | 
					
						
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										 |  |  | }; | 
					
						
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							|  |  |  | } |