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LibWeb: Use correct box edge when looking for space between floats

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This commit is contained in:
Andreas Kling 2022-09-08 13:21:57 +02:00
parent 0270500383
commit af73a5d921
Notes: sideshowbarker 2024-07-17 07:21:15 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/af73a5d921
4 changed files with 25 additions and 3 deletions
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2
Userland/Libraries/LibWeb/Layout/BlockFormattingContext.cpp
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@ -626,7 +626,7 @@ void BlockFormattingContext::layout_floating_box(Box const& box, BlockContainer
offset_from_edge = box_state.content_width() + box_state.margin_box_right();
};
auto box_in_root_rect = border_box_rect_in_ancestor_coordinate_space(box, root(), m_state);
auto box_in_root_rect = content_box_rect_in_ancestor_coordinate_space(box, root(), m_state);
float y_in_root = box_in_root_rect.y();
float y = box_state.offset.y();

4
Userland/Libraries/LibWeb/Layout/InlineFormattingContext.cpp
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@ -52,7 +52,7 @@ BlockFormattingContext const& InlineFormattingContext::parent() const
float InlineFormattingContext::leftmost_x_offset_at(float y) const
{
// NOTE: Floats are relative to the BFC root box, not necessarily the containing block of this IFC.
auto box_in_root_rect = border_box_rect_in_ancestor_coordinate_space(containing_block(), parent().root(), m_state);
auto box_in_root_rect = content_box_rect_in_ancestor_coordinate_space(containing_block(), parent().root(), m_state);
float y_in_root = box_in_root_rect.y() + y;
auto space = parent().space_used_by_floats(y_in_root);
float containing_block_x = m_containing_block_state.offset.x();
@ -68,7 +68,7 @@ float InlineFormattingContext::available_space_for_line(float y) const
// NOTE: Floats are relative to the BFC root box, not necessarily the containing block of this IFC.
auto& root_block = parent().root();
auto box_in_root_rect = border_box_rect_in_ancestor_coordinate_space(containing_block(), root_block, m_state);
auto box_in_root_rect = content_box_rect_in_ancestor_coordinate_space(containing_block(), root_block, m_state);
float y_in_root = box_in_root_rect.y() + y;
auto space = parent().space_used_by_floats(y_in_root);

20
Userland/Libraries/LibWeb/Layout/LayoutState.cpp
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@ -132,6 +132,26 @@ Gfx::FloatRect border_box_rect_in_ancestor_coordinate_space(Box const& box, Box
return rect;
}
Gfx::FloatRect content_box_rect(Box const& box, LayoutState const& state)
{
auto const& box_state = state.get(box);
return Gfx::FloatRect { box_state.offset, { box_state.content_width(), box_state.content_height() } };
}
Gfx::FloatRect content_box_rect_in_ancestor_coordinate_space(Box const& box, Box const& ancestor_box, LayoutState const& state)
{
auto rect = content_box_rect(box, state);
for (auto const* current = box.parent(); current; current = current->parent()) {
if (current == &ancestor_box)
break;
if (is<Box>(*current)) {
auto const& current_state = state.get(static_cast<Box const&>(*current));
rect.translate_by(current_state.offset);
}
}
return rect;
}
Gfx::FloatRect margin_box_rect_in_ancestor_coordinate_space(Box const& box, Box const& ancestor_box, LayoutState const& state)
{
auto rect = margin_box_rect(box, state);

2
Userland/Libraries/LibWeb/Layout/LayoutState.h
View File

@ -151,5 +151,7 @@ Gfx::FloatRect margin_box_rect(Box const&, LayoutState const&);
Gfx::FloatRect margin_box_rect_in_ancestor_coordinate_space(Box const& box, Box const& ancestor_box, LayoutState const&);
Gfx::FloatRect border_box_rect(Box const&, LayoutState const&);
Gfx::FloatRect border_box_rect_in_ancestor_coordinate_space(Box const& box, Box const& ancestor_box, LayoutState const&);
Gfx::FloatRect content_box_rect(Box const&, LayoutState const&);
Gfx::FloatRect content_box_rect_in_ancestor_coordinate_space(Box const& box, Box const& ancestor_box, LayoutState const&);
}