Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89 Commit: 93712b24bf Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256 Reviewed-by: https://github.com/sideshowbarker
2025-08-03 06:40:05 +00:00 · 2024-11-09 12:25:08 -05:00 · 2024-11-09 12:25:08 -05:00 · 93712b24bf · 2024-11-10 11:51:52 +00:00
commit 93712b24bf
parent 950e819ee7
4547 changed files with 104 additions and 113 deletions
--- a/Libraries/LibWeb/Layout/LineBuilder.h
+++ b/Libraries/LibWeb/Layout/LineBuilder.h
@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2022, Andreas Kling <andreas@ladybird.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <LibWeb/Layout/InlineFormattingContext.h>
+
+namespace Web::Layout {
+
+class LineBuilder {
+    AK_MAKE_NONCOPYABLE(LineBuilder);
+    AK_MAKE_NONMOVABLE(LineBuilder);
+
+public:
+    LineBuilder(InlineFormattingContext&, LayoutState&, LayoutState::UsedValues& containing_block_used_values, CSS::Direction, CSS::WritingMode);
+    ~LineBuilder();
+
+    enum class ForcedBreak {
+        No,
+        Yes,
+    };
+
+    void break_line(ForcedBreak, Optional<CSSPixels> next_item_width = {});
+    void append_box(Box const&, CSSPixels leading_size, CSSPixels trailing_size, CSSPixels leading_margin, CSSPixels trailing_margin);
+    void append_text_chunk(TextNode const&, size_t offset_in_node, size_t length_in_node, CSSPixels leading_size, CSSPixels trailing_size, CSSPixels leading_margin, CSSPixels trailing_margin, CSSPixels content_width, CSSPixels content_height, RefPtr<Gfx::GlyphRun>);
+
+    // Returns whether a line break occurred.
+    bool break_if_needed(CSSPixels next_item_width)
+    {
+        if (should_break(next_item_width)) {
+            break_line(LineBuilder::ForcedBreak::No, next_item_width);
+            return true;
+        }
+        return false;
+    }
+
+    void update_last_line();
+
+    void remove_last_line_if_empty();
+
+    CSSPixels current_block_offset() const { return m_current_block_offset; }
+    void set_current_block_offset(CSSPixels block_offset) { m_current_block_offset = block_offset; }
+
+    void recalculate_available_space();
+    CSSPixels y_for_float_to_be_inserted_here(Box const&);
+
+    auto& inline_formatting_context() { return m_context; }
+
+private:
+    void begin_new_line(bool increment_y, bool is_first_break_in_sequence = true);
+
+    bool should_break(CSSPixels next_item_width);
+
+    LineBox& ensure_last_line_box();
+
+    InlineFormattingContext& m_context;
+    LayoutState& m_layout_state;
+    LayoutState::UsedValues& m_containing_block_used_values;
+    AvailableSize m_available_width_for_current_line { AvailableSize::make_indefinite() };
+    CSSPixels m_current_block_offset { 0 };
+    CSSPixels m_max_height_on_current_line { 0 };
+    CSSPixels m_text_indent { 0 };
+    CSS::Direction m_direction { CSS::Direction::Ltr };
+    CSS::WritingMode m_writing_mode { CSS::WritingMode::HorizontalTb };
+
+    bool m_last_line_needs_update { false };
+};
+
+}