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layout: Make surrounding_intrinsic_inline_size report border/padding

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and margin separately.

This makes correct table layout easier.
This commit is contained in:
Patrick Walton 2016-10-24 17:37:05 -07:00
parent b659753555
commit 179547b68f
3 changed files with 16 additions and 11 deletions
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17
components/layout/fragment.rs
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@ -1091,11 +1091,11 @@ impl Fragment {
}
}
/// Returns the portion of the intrinsic inline-size that consists of borders, padding, and/or
/// margins.
/// Returns the portion of the intrinsic inline-size that consists of borders/padding and
/// margins, respectively.
///
/// FIXME(#2261, pcwalton): This won't work well for inlines: is this OK?
pub fn surrounding_intrinsic_inline_size(&self) -> Au {
pub fn surrounding_intrinsic_inline_size(&self) -> (Au, Au) {
let flags = self.quantities_included_in_intrinsic_inline_size();
let style = self.style();
@ -1127,16 +1127,19 @@ impl Fragment {
Au(0)
};
margin + padding + border
(border + padding, margin)
}
/// Uses the style only to estimate the intrinsic inline-sizes. These may be modified for text
/// or replaced elements.
fn style_specified_intrinsic_inline_size(&self) -> IntrinsicISizesContribution {
pub fn style_specified_intrinsic_inline_size(&self) -> IntrinsicISizesContribution {
let flags = self.quantities_included_in_intrinsic_inline_size();
let style = self.style();
let mut specified = Au(0);
// FIXME(#2261, pcwalton): This won't work well for inlines: is this OK?
let (border_padding, margin) = self.surrounding_intrinsic_inline_size();
let mut specified = Au(0);
if flags.contains(INTRINSIC_INLINE_SIZE_INCLUDES_SPECIFIED) {
specified = MaybeAuto::from_style(style.content_inline_size(),
Au(0)).specified_or_zero();
@ -1154,7 +1157,7 @@ impl Fragment {
minimum_inline_size: specified,
preferred_inline_size: specified,
},
surrounding_size: surrounding_inline_size,
surrounding_size: border_padding + margin,
}
}