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-rw-r--r--src/layout/stack.rs45
1 files changed, 29 insertions, 16 deletions
diff --git a/src/layout/stack.rs b/src/layout/stack.rs
index 79fde72d..b69936ba 100644
--- a/src/layout/stack.rs
+++ b/src/layout/stack.rs
@@ -28,7 +28,13 @@ impl Layout for StackNode {
match *child {
StackChild::Spacing(amount) => layouter.push_spacing(amount),
StackChild::Any(ref node, aligns) => {
- for frame in node.layout(ctx, &layouter.areas) {
+ let mut frames = node.layout(ctx, &layouter.areas).into_iter();
+ if let Some(frame) = frames.next() {
+ layouter.push_frame(frame, aligns);
+ }
+
+ for frame in frames {
+ layouter.finish_area();
layouter.push_frame(frame, aligns);
}
}
@@ -116,32 +122,39 @@ impl StackLayouter {
size = Size::new(width, width / aspect);
}
- size.switch(self.main)
+ size
};
- let mut output = Frame::new(full_size.switch(self.main).to_size());
+ let mut output = Frame::new(full_size, full_size.height);
+ let mut first = true;
+ let full_size = full_size.switch(self.main);
for (before, frame, aligns) in std::mem::take(&mut self.frames) {
let child_size = frame.size.switch(self.main);
// Align along the main axis.
- let main = aligns.main.resolve(if self.dirs.main.is_positive() {
- let after_with_self = self.size.main - before;
- before .. full_size.main - after_with_self
- } else {
- let before_with_self = before + child_size.main;
- let after = self.size.main - (before + child_size.main);
- full_size.main - before_with_self .. after
- });
+ let main = aligns.main.resolve(
+ self.dirs.main,
+ if self.dirs.main.is_positive() {
+ before .. before + full_size.main - self.size.main
+ } else {
+ self.size.main - (before + child_size.main)
+ .. full_size.main - (before + child_size.main)
+ },
+ );
// Align along the cross axis.
- let cross = aligns.cross.resolve(if self.dirs.cross.is_positive() {
- Length::ZERO .. full_size.cross - child_size.cross
- } else {
- full_size.cross - child_size.cross .. Length::ZERO
- });
+ let cross = aligns.cross.resolve(
+ self.dirs.cross,
+ Length::ZERO .. full_size.cross - child_size.cross,
+ );
let pos = Gen::new(main, cross).switch(self.main).to_point();
+ if first {
+ output.baseline = pos.y + frame.baseline;
+ first = false;
+ }
+
output.push_frame(pos, frame);
}