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Move HAS_TEXT_DECORATION_LINES setting into StyleAdjuster.

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This commit is contained in:
Xidorn Quan 2017-07-14 10:33:55 +10:00
parent 86799d4d6e
commit fcf37b19fd
4 changed files with 17 additions and 37 deletions
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14
components/style/style_adjuster.rs
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@ -2,8 +2,8 @@
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
//! A struct to encapsulate all the style fixups a computed style needs in order
//! for it to adhere to the CSS spec.
//! A struct to encapsulate all the style fixups and flags propagations
//! a computed style needs in order for it to adhere to the CSS spec.
use app_units::Au;
use properties::{self, CascadeFlags, ComputedValues};
@ -312,6 +312,15 @@ impl<'a, 'b: 'a> StyleAdjuster<'a, 'b> {
self.style.mutate_inheritedtext().set_text_align(text_align::start);
}
/// Set the HAS_TEXT_DECORATION_LINES flag based on parent style.
fn adjust_for_text_decoration_lines(&mut self, layout_parent_style: &ComputedValues) {
use properties::computed_value_flags::HAS_TEXT_DECORATION_LINES;
if layout_parent_style.flags.contains(HAS_TEXT_DECORATION_LINES) ||
!self.style.get_text().clone_text_decoration_line().is_empty() {
self.style.flags.insert(HAS_TEXT_DECORATION_LINES);
}
}
/// Adjusts the style to account for various fixups that don't fit naturally
/// into the cascade.
///
@ -341,5 +350,6 @@ impl<'a, 'b: 'a> StyleAdjuster<'a, 'b> {
self.adjust_for_border_width();
self.adjust_for_outline();
self.adjust_for_writing_mode(layout_parent_style);
self.adjust_for_text_decoration_lines(layout_parent_style);
}
}