Mirrors/servo
1
0
Fork 0
mirror of https://github.com/servo/servo.git synced 2025-06-06 16:45:39 +00:00
Code Issues Projects Releases Packages Wiki Activity

Add a Target struct for mapfold_reduce_into call

Browse source
This commit is contained in:
Simon Sapin 2019-12-03 01:00:17 +01:00
parent cfdd23ac16
commit 78bfa45eab
1 changed files with 21 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

32
components/layout_2020/flow/construct.rs
View file

@ -157,25 +157,29 @@ impl BlockContainer {
builder.end_ongoing_inline_formatting_context();
}
let mut contains_floats = builder.contains_floats;
type Intermediate<Node> = IntermediateBlockLevelBox<Node>;
#[derive(Default)]
struct Target {
contains_floats: ContainsFloats,
}
let mut target = Target {
contains_floats: builder.contains_floats,
};
let request_content_sizes = false; // FIXME
let container = BlockContainer::BlockLevelBoxes(
builder
.block_level_boxes
.into_par_iter()
.mapfold_reduce_into(
&mut contains_floats,
|contains_floats, (intermediate, box_slot): (IntermediateBlockLevelBox<_>, BoxSlot<'_>)| {
let (block_level_box, box_contains_floats) = intermediate.finish(context, request_content_sizes);
*contains_floats |= box_contains_floats;
let iter = builder.block_level_boxes.into_par_iter();
let iter = iter.mapfold_reduce_into(
&mut target,
|target, (intermediate, box_slot): (Intermediate<_>, BoxSlot<'_>)| {
let (block_level_box, box_contains_floats) =
intermediate.finish(context, request_content_sizes);
target.contains_floats |= box_contains_floats;
box_slot.set(LayoutBox::BlockLevel(block_level_box.clone()));
block_level_box
},
|left, right| *left |= right,
)
.collect(),
|left, right| left.contains_floats |= right.contains_floats,
);
(container, contains_floats)
let container = BlockContainer::BlockLevelBoxes(iter.collect());
(container, target.contains_floats)
}
}