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
2025-08-25 11:48:06 +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/LineBoxFragment.cpp
+++ b/Libraries/LibWeb/Layout/LineBoxFragment.cpp
@ -0,0 +1,172 @@
+/*
+ * Copyright (c) 2018-2023, Andreas Kling <andreas@ladybird.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <AK/Utf8View.h>
+#include <LibWeb/DOM/Range.h>
+#include <LibWeb/Layout/LayoutState.h>
+#include <LibWeb/Layout/TextNode.h>
+#include <LibWeb/Layout/Viewport.h>
+#include <ctype.h>
+
+namespace Web::Layout {
+
+LineBoxFragment::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 direction, CSS::WritingMode writing_mode, RefPtr<Gfx::GlyphRun> glyph_run)
+    : m_layout_node(layout_node)
+    , m_start(start)
+    , m_length(length)
+    , m_inline_offset(inline_offset)
+    , m_block_offset(block_offset)
+    , m_inline_length(inline_length)
+    , m_block_length(block_length)
+    , m_border_box_top(border_box_top)
+    , m_direction(direction)
+    , m_writing_mode(writing_mode)
+    , m_glyph_run(move(glyph_run))
+{
+    if (m_glyph_run) {
+        m_current_insert_direction = resolve_glyph_run_direction(m_glyph_run->text_type());
+        if (m_direction == CSS::Direction::Rtl)
+            m_insert_position = m_inline_length.to_float();
+    }
+}
+
+CSSPixelPoint LineBoxFragment::offset() const
+{
+    if (m_writing_mode != CSS::WritingMode::HorizontalTb)
+        return { m_block_offset, m_inline_offset };
+    return { m_inline_offset, m_block_offset };
+}
+
+CSSPixelSize LineBoxFragment::size() const
+{
+    if (m_writing_mode != CSS::WritingMode::HorizontalTb)
+        return { m_block_length, m_inline_length };
+    return { m_inline_length, m_block_length };
+}
+
+bool LineBoxFragment::ends_in_whitespace() const
+{
+    auto text = this->text();
+    if (text.is_empty())
+        return false;
+    return isspace(text[text.length() - 1]);
+}
+
+bool LineBoxFragment::is_justifiable_whitespace() const
+{
+    return text() == " ";
+}
+
+StringView LineBoxFragment::text() const
+{
+    if (!is<TextNode>(layout_node()))
+        return {};
+    return verify_cast<TextNode>(layout_node()).text_for_rendering().bytes_as_string_view().substring_view(m_start, m_length);
+}
+
+bool LineBoxFragment::is_atomic_inline() const
+{
+    return layout_node().is_replaced_box() || (layout_node().display().is_inline_outside() && !layout_node().display().is_flow_inside());
+}
+
+CSS::Direction LineBoxFragment::resolve_glyph_run_direction(Gfx::GlyphRun::TextType text_type) const
+{
+    switch (text_type) {
+    case Gfx::GlyphRun::TextType::Common:
+    case Gfx::GlyphRun::TextType::ContextDependent:
+    case Gfx::GlyphRun::TextType::EndPadding:
+        return m_direction;
+    case Gfx::GlyphRun::TextType::Ltr:
+        return CSS::Direction::Ltr;
+    case Gfx::GlyphRun::TextType::Rtl:
+        return CSS::Direction::Rtl;
+    default:
+        VERIFY_NOT_REACHED();
+    }
+}
+
+void LineBoxFragment::append_glyph_run(RefPtr<Gfx::GlyphRun> const& glyph_run, CSSPixels run_width)
+{
+    switch (m_direction) {
+    case CSS::Direction::Ltr:
+        append_glyph_run_ltr(glyph_run, run_width);
+        break;
+    case CSS::Direction::Rtl:
+        append_glyph_run_rtl(glyph_run, run_width);
+        break;
+    }
+}
+
+void LineBoxFragment::append_glyph_run_ltr(RefPtr<Gfx::GlyphRun> const& glyph_run, CSSPixels run_width)
+{
+    auto run_direction = resolve_glyph_run_direction(glyph_run->text_type());
+
+    if (m_current_insert_direction != run_direction) {
+        if (run_direction == CSS::Direction::Rtl)
+            m_insert_position = m_inline_length.to_float();
+        m_current_insert_direction = run_direction;
+    }
+
+    switch (run_direction) {
+    case CSS::Direction::Ltr:
+        for (auto& glyph : glyph_run->glyphs()) {
+            glyph.position.translate_by(m_inline_length.to_float(), 0);
+            m_glyph_run->append(glyph);
+        }
+        break;
+    case CSS::Direction::Rtl:
+        for (auto& glyph : m_glyph_run->glyphs()) {
+            if (glyph.position.x() >= m_insert_position)
+                glyph.position.translate_by(run_width.to_float(), 0);
+        }
+        for (auto& glyph : glyph_run->glyphs()) {
+            glyph.position.translate_by(m_insert_position, 0);
+            m_glyph_run->append(glyph);
+        }
+        break;
+    }
+
+    m_inline_length += run_width;
+}
+
+void LineBoxFragment::append_glyph_run_rtl(RefPtr<Gfx::GlyphRun> const& glyph_run, CSSPixels run_width)
+{
+    auto run_direction = resolve_glyph_run_direction(glyph_run->text_type());
+
+    if (m_current_insert_direction != run_direction) {
+        if (run_direction == CSS::Direction::Ltr)
+            m_insert_position = 0;
+        m_current_insert_direction = run_direction;
+    }
+
+    switch (run_direction) {
+    case CSS::Direction::Ltr:
+        for (auto& glyph : m_glyph_run->glyphs()) {
+            if (glyph.position.x() >= m_insert_position)
+                glyph.position.translate_by(run_width.to_float(), 0);
+        }
+        for (auto& glyph : glyph_run->glyphs()) {
+            glyph.position.translate_by(m_insert_position, 0);
+            m_glyph_run->append(glyph);
+        }
+        break;
+    case CSS::Direction::Rtl:
+        if (glyph_run->text_type() != Gfx::GlyphRun::TextType::EndPadding) {
+            for (auto& glyph : m_glyph_run->glyphs()) {
+                glyph.position.translate_by(run_width.to_float(), 0);
+            }
+        }
+        for (auto& glyph : glyph_run->glyphs()) {
+            m_glyph_run->append(glyph);
+        }
+        break;
+    }
+
+    m_inline_length += run_width;
+    m_insert_position += run_width.to_float();
+}
+
+}