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-rw-r--r--library/src/layout/transform.rs52
1 files changed, 29 insertions, 23 deletions
diff --git a/library/src/layout/transform.rs b/library/src/layout/transform.rs
index f09b4e65..cfc4ac83 100644
--- a/library/src/layout/transform.rs
+++ b/library/src/layout/transform.rs
@@ -11,7 +11,7 @@ pub struct MoveNode {
pub child: Content,
}
-#[node(LayoutInline)]
+#[node(Layout, Inline)]
impl MoveNode {
fn construct(_: &Vm, args: &mut Args) -> SourceResult<Content> {
let dx = args.named("dx")?.unwrap_or_default();
@@ -24,21 +24,25 @@ impl MoveNode {
}
}
-impl LayoutInline for MoveNode {
- fn layout_inline(
+impl Layout for MoveNode {
+ fn layout(
&self,
world: Tracked<dyn World>,
styles: StyleChain,
regions: &Regions,
- ) -> SourceResult<Frame> {
- let mut frame = self.child.layout_inline(world, styles, regions)?;
- let delta = self.delta.resolve(styles);
- let delta = delta.zip(frame.size()).map(|(d, s)| d.relative_to(s));
- frame.translate(delta.to_point());
- Ok(frame)
+ ) -> SourceResult<Fragment> {
+ let mut fragment = self.child.layout(world, styles, regions)?;
+ for frame in &mut fragment {
+ let delta = self.delta.resolve(styles);
+ let delta = delta.zip(frame.size()).map(|(d, s)| d.relative_to(s));
+ frame.translate(delta.to_point());
+ }
+ Ok(fragment)
}
}
+impl Inline for MoveNode {}
+
/// Transform content without affecting layout.
#[derive(Debug, Hash)]
pub struct TransformNode<const T: TransformKind> {
@@ -54,7 +58,7 @@ pub type RotateNode = TransformNode<ROTATE>;
/// Scale content without affecting layout.
pub type ScaleNode = TransformNode<SCALE>;
-#[node(LayoutInline)]
+#[node(Layout, Inline)]
impl<const T: TransformKind> TransformNode<T> {
/// The origin of the transformation.
#[property(resolve)]
@@ -78,26 +82,28 @@ impl<const T: TransformKind> TransformNode<T> {
}
}
-impl<const T: TransformKind> LayoutInline for TransformNode<T> {
- fn layout_inline(
+impl<const T: TransformKind> Layout for TransformNode<T> {
+ fn layout(
&self,
world: Tracked<dyn World>,
styles: StyleChain,
regions: &Regions,
- ) -> SourceResult<Frame> {
- let mut frame = self.child.layout_inline(world, styles, regions)?;
-
- let origin = styles.get(Self::ORIGIN).unwrap_or(Align::CENTER_HORIZON);
- let Axes { x, y } = origin.zip(frame.size()).map(|(o, s)| o.position(s));
- let transform = Transform::translate(x, y)
- .pre_concat(self.transform)
- .pre_concat(Transform::translate(-x, -y));
- frame.transform(transform);
-
- Ok(frame)
+ ) -> SourceResult<Fragment> {
+ let mut fragment = self.child.layout(world, styles, regions)?;
+ for frame in &mut fragment {
+ let origin = styles.get(Self::ORIGIN).unwrap_or(Align::CENTER_HORIZON);
+ let Axes { x, y } = origin.zip(frame.size()).map(|(o, s)| o.position(s));
+ let transform = Transform::translate(x, y)
+ .pre_concat(self.transform)
+ .pre_concat(Transform::translate(-x, -y));
+ frame.transform(transform);
+ }
+ Ok(fragment)
}
}
+impl<const T: TransformKind> Inline for TransformNode<T> {}
+
/// Kinds of transformations.
///
/// The move transformation is handled separately.