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Introduce a PaddingBorderMargin helper

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This commit is contained in:
Simon Sapin 2020-03-31 17:33:37 +02:00
parent 5f75f7ffdd
commit 0e35d70ca8
4 changed files with 101 additions and 102 deletions
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37
components/layout_2020/flow/inline.rs
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@ -421,13 +421,11 @@ impl InlineBox {
ifc: &mut InlineFormattingContextState<'box_tree, '_, '_>,
) -> PartialInlineBoxFragment<'box_tree> {
let style = self.style.clone();
let cbis = ifc.containing_block.inline_size;
let mut padding = style.padding().percentages_relative_to(cbis);
let mut border = style.border_width();
let mut margin = style
.margin()
.percentages_relative_to(cbis)
.auto_is(Length::zero);
let pbm = style.padding_border_margin(&ifc.containing_block);
let mut padding = pbm.padding;
let mut border = pbm.border;
let mut margin = pbm.margin.auto_is(Length::zero);
if self.first_fragment {
ifc.inline_position += padding.inline_start + border.inline_start + margin.inline_start;
} else {
@ -530,18 +528,14 @@ fn layout_atomic(
ifc: &mut InlineFormattingContextState,
atomic: &IndependentFormattingContext,
) {
let cbis = ifc.containing_block.inline_size;
let padding = atomic.style.padding().percentages_relative_to(cbis);
let border = atomic.style.border_width();
let margin = atomic
.style
.margin()
.percentages_relative_to(cbis)
.auto_is(Length::zero);
let pbm = &(&padding + &border) + &margin;
ifc.inline_position += pbm.inline_start;
let pbm = atomic.style.padding_border_margin(&ifc.containing_block);
let padding = pbm.padding;
let border = pbm.border;
let margin = pbm.margin.auto_is(Length::zero);
let pbm_sums = &(&padding + &border) + &margin;
ifc.inline_position += pbm_sums.inline_start;
let mut start_corner = Vec2 {
block: pbm.block_start,
block: pbm_sums.block_start,
inline: ifc.inline_position - ifc.current_nesting_level.inline_start,
};
if atomic.style.clone_position().is_relative() {
@ -577,9 +571,10 @@ fn layout_atomic(
.auto_is(Length::zero);
// https://drafts.csswg.org/css2/visudet.html#inlineblock-width
let cbis = ifc.containing_block.inline_size;
let tentative_inline_size =
box_size.inline.percentage_relative_to(cbis).auto_is(|| {
let available_size = cbis - pbm.inline_sum();
let available_size = cbis - pbm_sums.inline_sum();
atomic.content_sizes.shrink_to_fit(available_size)
});
@ -641,10 +636,10 @@ fn layout_atomic(
},
};
ifc.inline_position += pbm.inline_end + fragment.content_rect.size.inline;
ifc.inline_position += pbm_sums.inline_end + fragment.content_rect.size.inline;
ifc.current_nesting_level
.max_block_size_of_fragments_so_far
.max_assign(pbm.block_sum() + fragment.content_rect.size.block);
.max_assign(pbm_sums.block_sum() + fragment.content_rect.size.block);
ifc.current_nesting_level
.fragments_so_far
.push(Fragment::Box(fragment));