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https://github.com/RGBCube/serenity
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f2a917229a
Here's roughly how this works: - InlineLevelIterator keeps a nesting stack of inline-level nodes with box model metrics. - When entering a node with box model metrics, we add them to the current "leading metrics". - When exiting a node with box model metrics, we add them to the current "trailing metrics". - Pending leading metrics are consumed by the first fragment added to the line. - Pending trailing metrics are consumed by the last fragment added to the line. Like before, the position of a line box fragment is the top left of its content box. However, fragments are placed horizontally along the line with space inserted for padding and border. InlineNode::paint() now expands the content rect as appropriate when painting background and borders. Note that margins and margin collapsing is not yet implemented. This makes the eyes on ACID2 horizontally centered. :^)
41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
/*
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* Copyright (c) 2018-2020, 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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#pragma once
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#include <AK/NonnullOwnPtrVector.h>
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#include <AK/Vector.h>
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#include <LibWeb/Layout/LineBoxFragment.h>
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namespace Web::Layout {
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class LineBox {
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public:
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LineBox() { }
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float width() const { return m_width; }
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void add_fragment(Node& layout_node, int start, int length, float leading_size, float trailing_size, float content_width, float content_height, LineBoxFragment::Type = LineBoxFragment::Type::Normal);
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const NonnullOwnPtrVector<LineBoxFragment>& fragments() const { return m_fragments; }
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NonnullOwnPtrVector<LineBoxFragment>& fragments() { return m_fragments; }
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void trim_trailing_whitespace();
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bool is_empty_or_ends_in_whitespace() const;
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bool is_empty() const { return m_fragments.is_empty(); }
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bool ends_with_forced_line_break() const;
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private:
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friend class BlockContainer;
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friend class InlineFormattingContext;
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friend class LineBuilder;
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NonnullOwnPtrVector<LineBoxFragment> m_fragments;
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float m_width { 0 };
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};
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}
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