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LibWeb: Add FFC helpers for resolving definite main/cross sizes

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Although something has a definite size, we may still have to "resolve"
it, since FFC is quite liberal in what it considers to be definite.

Let's put that logic in a set of helper functions.
This commit is contained in:
Andreas Kling 2022-03-12 14:11:55 +01:00
parent 5c8e7217f7
commit e4eb6d4f1f
2 changed files with 26 additions and 0 deletions
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24
Userland/Libraries/LibWeb/Layout/FlexFormattingContext.cpp
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@ -197,6 +197,30 @@ float FlexFormattingContext::specified_cross_size(Box const& box) const
return is_row_layout() ? box_state.content_height : box_state.content_width;
}
float FlexFormattingContext::resolved_definite_cross_size(Box const& box) const
{
if (is_row_layout())
VERIFY(box.has_definite_height());
else
VERIFY(box.has_definite_width());
auto const& cross_value = is_row_layout() ? box.computed_values().height() : box.computed_values().width();
if (cross_value->is_length())
return cross_value->length().to_px(box);
return cross_value->resolved(box, CSS::Length::make_px(specified_cross_size(flex_container()))).to_px(box);
}
float FlexFormattingContext::resolved_definite_main_size(Box const& box) const
{
if (is_row_layout())
VERIFY(box.has_definite_width());
else
VERIFY(box.has_definite_height());
auto const& cross_value = is_row_layout() ? box.computed_values().width() : box.computed_values().height();
if (cross_value->is_length())
return cross_value->length().to_px(box);
return cross_value->resolved(box, CSS::Length::make_px(specified_main_size(flex_container()))).to_px(box);
}
bool FlexFormattingContext::has_main_min_size(Box const& box) const
{
auto value = is_row_layout() ? box.computed_values().min_width() : box.computed_values().min_height();