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Remove extra split_to_width call

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This does not seem to do anything, and according to @pcwalton it might be unnecessary. Float layout is rather broken anyway, and needs to be reworked.
This commit is contained in:
Brendan Zabarauskas 2014-05-15 16:59:24 -07:00
parent d3dfb78683
commit 868f7501c9
1 changed files with 3 additions and 44 deletions
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47
src/components/main/layout/inline.rs
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@ -331,7 +331,6 @@ impl LineboxScanner {
let first_box_size = first_box.border_box.size;
let splittable = first_box.can_split();
debug!("LineboxScanner: box size: {}, splittable: {}", first_box_size, splittable);
let line_is_empty: bool = self.pending_line.range.length() == num::zero();
// Initally, pretend a splittable box has 0 width.
// We will move it later if it has nonzero width
@ -342,7 +341,7 @@ impl LineboxScanner {
first_box_size.width
};
let mut info = PlacementInfo {
let info = PlacementInfo {
size: Size2D(placement_width, first_box_size.height),
ceiling: ceiling,
max_width: flow.base.position.size.width,
@ -368,48 +367,8 @@ impl LineboxScanner {
return (line_bounds, first_box_size.width);
}
// Otherwise, try and split the box
// FIXME(eatkinson): calling split_to_width here seems excessive and expensive.
// We should find a better abstraction or merge it with the call in
// try_append_to_line.
match first_box.split_to_width(line_bounds.size.width, line_is_empty) {
CannotSplit => {
error!("LineboxScanner: Tried to split unsplittable render box! {}",
first_box);
return (line_bounds, first_box_size.width);
}
SplitDidFit(left, right) => {
debug!("LineboxScanner: case=box split and fit");
let actual_box_width = match (left, right) {
(Some(l_box), Some(_)) => l_box.border_box.size.width,
(Some(l_box), None) => l_box.border_box.size.width,
(None, Some(r_box)) => r_box.border_box.size.width,
(None, None) => fail!("This case makes no sense.")
};
return (line_bounds, actual_box_width);
}
SplitDidNotFit(left, right) => {
// The split didn't fit, but we might be able to
// push it down past floats.
debug!("LineboxScanner: case=box split and fit didn't fit; trying to push it down");
let actual_box_width = match (left, right) {
(Some(l_box), Some(_)) => l_box.border_box.size.width,
(Some(l_box), None) => l_box.border_box.size.width,
(None, Some(r_box)) => r_box.border_box.size.width,
(None, None) => fail!("This case makes no sense.")
};
info.size.width = actual_box_width;
let new_bounds = self.floats.place_between_floats(&info);
debug!("LineboxScanner: case=new line position: {}", new_bounds);
return (new_bounds, actual_box_width);
}
}
debug!("LineboxScanner: used to call split_to_width here");
return (line_bounds, first_box_size.width);
}
/// Performs float collision avoidance. This is called when adding a box is going to increase