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refactor(layout_2020): add depth parameter to the closure passed to FragmentTree::find

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This commit is contained in:
yvt 2021-06-16 00:40:38 +09:00
parent 98cffa3d16
commit 638941ac43
3 changed files with 19 additions and 16 deletions
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10
components/layout_2020/flow/root.rs
View file

@ -437,17 +437,17 @@ impl FragmentTree {
pub(crate) fn find<T>(
&self,
mut process_func: impl FnMut(&Fragment, &PhysicalRect<Length>) -> Option<T>,
mut process_func: impl FnMut(&Fragment, usize, &PhysicalRect<Length>) -> Option<T>,
) -> Option<T> {
self.root_fragments.iter().find_map(|child| {
child
.borrow()
.find(&self.initial_containing_block, &mut process_func)
.find(&self.initial_containing_block, 0, &mut process_func)
})
}
pub fn remove_nodes_in_fragment_tree_from_set(&self, set: &mut FxHashSet<AnimationSetKey>) {
self.find(|fragment, _| {
self.find(|fragment, _, _| {
let (node, pseudo) = match fragment.tag()? {
Tag::Node(node) => (node, None),
Tag::BeforePseudo(node) => (node, Some(PseudoElement::Before)),
@ -461,7 +461,7 @@ impl FragmentTree {
pub fn get_content_box_for_node(&self, requested_node: OpaqueNode) -> Rect<Au> {
let mut bounding_box = PhysicalRect::zero();
let tag_to_find = Tag::Node(requested_node);
self.find(|fragment, containing_block| {
self.find(|fragment, _, containing_block| {
if fragment.tag() != Some(tag_to_find) {
return None::<()>;
}
@ -497,7 +497,7 @@ impl FragmentTree {
}
pub fn get_border_dimensions_for_node(&self, requested_node: OpaqueNode) -> Rect<i32> {
self.find(|fragment, containing_block| {
self.find(|fragment, _, containing_block| {
let (style, padding_rect) = match fragment {
Fragment::Box(fragment) if fragment.tag.node() == requested_node => {
(&fragment.style, fragment.padding_rect())

23
components/layout_2020/fragments.rs
View file

@ -227,9 +227,10 @@ impl Fragment {
pub(crate) fn find<T>(
&self,
containing_block: &PhysicalRect<Length>,
process_func: &mut impl FnMut(&Fragment, &PhysicalRect<Length>) -> Option<T>,
level: usize,
process_func: &mut impl FnMut(&Fragment, usize, &PhysicalRect<Length>) -> Option<T>,
) -> Option<T> {
if let Some(result) = process_func(self, containing_block) {
if let Some(result) = process_func(self, level, containing_block) {
return Some(result);
}
@ -239,20 +240,22 @@ impl Fragment {
.content_rect
.to_physical(fragment.style.writing_mode, containing_block)
.translate(containing_block.origin.to_vector());
fragment
.children
.iter()
.find_map(|child| child.borrow().find(&new_containing_block, process_func))
fragment.children.iter().find_map(|child| {
child
.borrow()
.find(&new_containing_block, level + 1, process_func)
})
},
Fragment::Anonymous(fragment) => {
let new_containing_block = fragment
.rect
.to_physical(fragment.mode, containing_block)
.translate(containing_block.origin.to_vector());
fragment
.children
.iter()
.find_map(|child| child.borrow().find(&new_containing_block, process_func))
fragment.children.iter().find_map(|child| {
child
.borrow()
.find(&new_containing_block, level + 1, process_func)
})
},
_ => None,
}

2
components/layout_2020/query.rs
View file

@ -299,7 +299,7 @@ pub fn process_resolved_style_request<'dom>(
None => return computed_style(),
};
fragment_tree
.find(|fragment, containing_block| {
.find(|fragment, _, containing_block| {
let box_fragment = match fragment {
Fragment::Box(ref box_fragment) if box_fragment.tag == tag_to_find => box_fragment,
_ => return None,