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LibWeb: Resolve *all* percentages in abspos height calculation

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We were neglecting to resolve() percentages for many values.
This commit is contained in:
Andreas Kling 2022-10-12 11:14:45 +02:00
parent 834d98520a
commit d7d8e3c78b
Notes: sideshowbarker 2024-07-17 05:47:42 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/d7d8e3c78b
1 changed files with 9 additions and 10 deletions
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19
Userland/Libraries/LibWeb/Layout/FormattingContext.cpp
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@ -697,6 +697,8 @@ void FormattingContext::compute_height_for_absolutely_positioned_non_replaced_el
auto bottom = box.computed_values().inset().bottom();
auto height = box.computed_values().height();
auto width_of_containing_block = containing_block_width_for(box);
auto width_of_containing_block_as_length = CSS::Length::make_px(width_of_containing_block);
auto height_of_containing_block = available_space.height.to_px();
auto height_of_containing_block_as_length = CSS::Length::make_px(height_of_containing_block);
@ -704,13 +706,13 @@ void FormattingContext::compute_height_for_absolutely_positioned_non_replaced_el
return CSS::Length::make_px(
height_of_containing_block
- top.resolved(box, height_of_containing_block_as_length).to_px(box)
- margin_top.length().to_px(box)
- margin_top.resolved(box, width_of_containing_block_as_length).to_px(box)
- box.computed_values().border_top().width
- box.computed_values().padding().top().length().to_px(box)
- box.computed_values().padding().top().resolved(box, width_of_containing_block_as_length).to_px(box)
- height.resolved(box, height_of_containing_block_as_length).to_px(box)
- box.computed_values().padding().bottom().length().to_px(box)
- box.computed_values().padding().bottom().resolved(box, width_of_containing_block_as_length).to_px(box)
- box.computed_values().border_bottom().width
- margin_bottom.length().to_px(box)
- margin_bottom.resolved(box, width_of_containing_block_as_length).to_px(box)
- bottom.resolved(box, height_of_containing_block_as_length).to_px(box)
+ length.to_px(box));
};
@ -728,15 +730,15 @@ void FormattingContext::compute_height_for_absolutely_positioned_non_replaced_el
};
auto solve_for_margin_top = [&] {
margin_top = solve_for(margin_top.length());
margin_top = solve_for(margin_top.resolved(box, width_of_containing_block_as_length));
};
auto solve_for_margin_bottom = [&] {
margin_bottom = solve_for(margin_bottom.length());
margin_bottom = solve_for(margin_bottom.resolved(box, width_of_containing_block_as_length));
};
auto solve_for_margin_top_and_margin_bottom = [&] {
auto remainder = solve_for(CSS::Length::make_px(margin_top.length().to_px(box) + margin_bottom.length().to_px(box))).to_px(box);
auto remainder = solve_for(CSS::Length::make_px(margin_top.resolved(box, width_of_containing_block_as_length).to_px(box) + margin_bottom.resolved(box, width_of_containing_block_as_length).to_px(box))).to_px(box);
margin_top = CSS::Length::make_px(remainder / 2);
margin_bottom = CSS::Length::make_px(remainder / 2);
};
@ -850,9 +852,6 @@ void FormattingContext::compute_height_for_absolutely_positioned_non_replaced_el
// NOTE: The following is not directly part of any spec, but this is where we resolve
// the final used values for vertical margin/border/padding.
auto width_of_containing_block = containing_block_width_for(box);
auto width_of_containing_block_as_length = CSS::Length::make_px(width_of_containing_block);
auto& box_state = m_state.get_mutable(box);
box_state.margin_top = margin_top.resolved(box, width_of_containing_block_as_length).to_px(box);
box_state.margin_bottom = margin_bottom.resolved(box, width_of_containing_block_as_length).to_px(box);