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LibWeb: Mark percentage heights as initially definite when appropriate

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Percentage heights are now considered definite when their containing
block has a definite height. This makes profile pictures have geometry
on Twitter. (We still don't load the images themselves though.)
This commit is contained in:
Andreas Kling 2022-10-13 11:16:54 +02:00
parent d5d1146cc3
commit 13792e572c
Notes: sideshowbarker 2024-07-17 07:16:27 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/13792e572c
1 changed files with 8 additions and 6 deletions
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14
Userland/Libraries/LibWeb/Layout/LayoutState.cpp
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@ -220,14 +220,16 @@ void LayoutState::UsedValues::set_node(NodeWithStyleAndBoxModelMetrics& node, Us
}
if (size.is_length() && size.length().is_calculated()) {
if (width && size.length().calculated_style_value()->contains_percentage() && containing_block_has_definite_size) {
if (size.length().calculated_style_value()->contains_percentage()) {
if (!containing_block_has_definite_size)
return false;
auto& calc_value = *size.length().calculated_style_value();
auto containing_block_width_as_length = CSS::Length::make_px(containing_block_used_values->content_width());
resolved_definite_size = calc_value.resolve_length_percentage(node, containing_block_width_as_length).value_or(CSS::Length::make_auto()).to_px(node);
return false;
auto containing_block_size_as_length = width
? CSS::Length::make_px(containing_block_used_values->content_width())
: CSS::Length::make_px(containing_block_used_values->content_height());
resolved_definite_size = calc_value.resolve_length_percentage(node, containing_block_size_as_length).value_or(CSS::Length::make_auto()).to_px(node);
return true;
}
if (size.length().calculated_style_value()->contains_percentage())
return false;
resolved_definite_size = size.length().to_px(node);
return true;
}