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add rect to FrameTree

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This commit is contained in:
Tim Kuehn 2013-08-05 18:56:13 -07:00
parent 89c5083f86
commit f514a8b36a
1 changed files with 53 additions and 14 deletions
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67
src/components/main/constellation.rs
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@ -9,6 +9,7 @@ use std::comm;
use std::comm::Port;
use std::task;
use geom::size::Size2D;
use geom::rect::Rect;
use gfx::opts::Opts;
use pipeline::Pipeline;
use servo_msg::constellation_msg::{ConstellationChan, ExitMsg};
@ -44,13 +45,14 @@ pub struct Constellation {
struct FrameTree {
pipeline: @mut Pipeline,
parent: Option<@mut Pipeline>,
children: ~[@mut FrameTree],
children: ~[ChildFrameTree],
}
// Need to clone the FrameTrees, but _not_ the Pipelines
impl Clone for FrameTree {
fn clone(&self) -> FrameTree {
let mut children = do self.children.iter().map |&frame_tree| {
@mut (*frame_tree).clone()
let mut children = do self.children.iter().map |child_frame_tree| {
child_frame_tree.clone()
};
FrameTree {
pipeline: self.pipeline,
@ -60,15 +62,34 @@ impl Clone for FrameTree {
}
}
struct ChildFrameTree {
frame_tree: @mut FrameTree,
rect: Option<Rect<f32>>,
}
impl Clone for ChildFrameTree {
fn clone(&self) -> ChildFrameTree {
ChildFrameTree {
frame_tree: @mut (*self.frame_tree).clone(),
rect: self.rect.clone(),
}
}
}
pub struct SendableFrameTree {
pipeline: Pipeline,
children: ~[SendableFrameTree],
children: ~[SendableChildFrameTree],
}
pub struct SendableChildFrameTree {
frame_tree: SendableFrameTree,
rect: Option<Rect<f32>>,
}
impl SendableFrameTree {
fn contains(&self, id: PipelineId) -> bool {
self.pipeline.id == id ||
do self.children.iter().any |frame_tree| {
do self.children.iter().any |&SendableChildFrameTree { frame_tree: ref frame_tree, _ }| {
frame_tree.contains(id)
}
}
@ -77,7 +98,7 @@ impl SendableFrameTree {
impl FrameTree {
fn contains(&self, id: PipelineId) -> bool {
self.pipeline.id == id ||
do self.children.iter().any |frame_tree| {
do self.children.iter().any |&ChildFrameTree { frame_tree: ref frame_tree, _ }| {
frame_tree.contains(id)
}
}
@ -85,7 +106,8 @@ impl FrameTree {
/// Returns the frame tree whose key is id
fn find_mut(@mut self, id: PipelineId) -> Option<@mut FrameTree> {
if self.pipeline.id == id { return Some(self); }
let mut finder = do self.children.iter().filter_map |frame_tree| {
let mut finder = do self.children.iter()
.filter_map |&ChildFrameTree { frame_tree: ref frame_tree, _ }| {
frame_tree.find_mut(id)
};
finder.next()
@ -95,7 +117,7 @@ impl FrameTree {
/// if the node to replace could not be found.
fn replace_child(&mut self, id: PipelineId, new_child: @mut FrameTree) -> Either<@mut FrameTree, @mut FrameTree> {
let new_child_cell = Cell::new(new_child);
for child in self.children.mut_iter() {
for &ChildFrameTree { frame_tree: ref mut child, _ } in self.children.mut_iter() {
let new_child = new_child_cell.take();
if child.pipeline.id == id {
new_child.parent = child.parent;
@ -125,6 +147,15 @@ impl FrameTree {
}
}
impl ChildFrameTree {
fn to_sendable(&self) -> SendableChildFrameTree {
SendableChildFrameTree {
frame_tree: self.frame_tree.to_sendable(),
rect: self.rect,
}
}
}
pub struct FrameTreeIterator {
priv stack: ~[@mut FrameTree],
}
@ -133,7 +164,9 @@ impl Iterator<@mut FrameTree> for FrameTreeIterator {
fn next(&mut self) -> Option<@mut FrameTree> {
if !self.stack.is_empty() {
let next = self.stack.pop();
self.stack.push_all(next.children);
for next.children.iter().advance |&ChildFrameTree { frame_tree, _ }| {
self.stack.push(frame_tree);
}
Some(next)
} else {
None
@ -390,10 +423,13 @@ impl Constellation {
pipeline.load(url, None);
}
for frame_tree in frame_trees.iter() {
frame_tree.children.push(@mut FrameTree {
pipeline: pipeline,
parent: Some(source_pipeline),
children: ~[],
frame_tree.children.push(ChildFrameTree {
frame_tree: @mut FrameTree {
pipeline: pipeline,
parent: Some(source_pipeline),
children: ~[],
},
rect: None
});
}
self.pipelines.insert(pipeline.id, pipeline);
@ -558,7 +594,10 @@ impl Constellation {
let parent = next_frame_tree.find_mut(parent.id).expect(
"Constellation: pending frame has a parent frame that is not
active. This is a bug.");
parent.children.push(to_add.take());
parent.children.push(ChildFrameTree {
frame_tree: to_add.take(),
rect: None,
});
}
}
}