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Less cloning

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This commit is contained in:
Simon Sapin 2020-03-31 21:32:31 +02:00
parent c377d9c48e
commit 08801d94cd
6 changed files with 83 additions and 71 deletions
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32
components/layout_2020/positioned.rs
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@ -8,6 +8,7 @@ use crate::dom_traversal::{Contents, NodeExt};
use crate::formatting_contexts::IndependentFormattingContext;
use crate::fragments::{BoxFragment, CollapsedBlockMargins, Fragment};
use crate::geom::flow_relative::{Rect, Sides, Vec2};
use crate::geom::{LengthOrAuto, LengthPercentageOrAuto};
use crate::sizing::ContentSizesRequest;
use crate::style_ext::{ComputedValuesExt, DisplayInside};
use crate::{ContainingBlock, DefiniteContainingBlock};
@ -16,7 +17,7 @@ use rayon_croissant::ParallelIteratorExt;
use servo_arc::Arc;
use style::computed_values::position::T as Position;
use style::properties::ComputedValues;
use style::values::computed::{Length, LengthOrAuto, LengthPercentage, LengthPercentageOrAuto};
use style::values::computed::{Length, LengthPercentage};
use style::values::specified::text::TextDecorationLine;
use style::Zero;
@ -112,29 +113,34 @@ impl AbsolutelyPositionedBox {
(None, None) => AbsoluteBoxOffsets::StaticStart {
start: initial_static_start,
},
(Some(start), Some(end)) => AbsoluteBoxOffsets::Both { start, end },
(None, Some(end)) => AbsoluteBoxOffsets::End { end },
(Some(start), None) => AbsoluteBoxOffsets::Start { start },
(Some(start), Some(end)) => AbsoluteBoxOffsets::Both {
start: start.clone(),
end: end.clone(),
},
(None, Some(end)) => AbsoluteBoxOffsets::End { end: end.clone() },
(Some(start), None) => AbsoluteBoxOffsets::Start {
start: start.clone(),
},
}
}
let box_offsets = self.contents.style.box_offsets();
HoistedAbsolutelyPositionedBox {
absolutely_positioned_box: self,
tree_rank,
box_offsets: Vec2 {
inline: absolute_box_offsets(
initial_start_corner.inline,
box_offsets.inline_start.clone(),
box_offsets.inline_end.clone(),
box_offsets.inline_start,
box_offsets.inline_end,
),
block: absolute_box_offsets(
initial_start_corner.block,
box_offsets.block_start.clone(),
box_offsets.block_end.clone(),
box_offsets.block_start,
box_offsets.block_end,
),
},
fragment: ArcRefCell::new(None),
absolutely_positioned_box: self,
}
}
}
@ -436,7 +442,7 @@ impl HoistedAbsolutelyPositionedBox {
pbm.margin.inline_start,
pbm.margin.inline_end,
/* avoid_negative_margin_start */ true,
self.box_offsets.inline.clone(),
&self.box_offsets.inline,
size.inline,
);
@ -446,7 +452,7 @@ impl HoistedAbsolutelyPositionedBox {
pbm.margin.block_start,
pbm.margin.block_end,
/* avoid_negative_margin_start */ false,
self.box_offsets.block.clone(),
&self.box_offsets.block,
size.block,
);
@ -583,12 +589,12 @@ fn solve_axis(
computed_margin_start: LengthOrAuto,
computed_margin_end: LengthOrAuto,
avoid_negative_margin_start: bool,
box_offsets: AbsoluteBoxOffsets,
box_offsets: &AbsoluteBoxOffsets,
size: LengthOrAuto,
) -> AxisResult {
match box_offsets {
AbsoluteBoxOffsets::StaticStart { start } => AxisResult {
anchor: Anchor::Start(start),
anchor: Anchor::Start(*start),
size,
margin_start: computed_margin_start.auto_is(Length::zero),
margin_end: computed_margin_end.auto_is(Length::zero),