diff options
Diffstat (limited to 'library/src/layout/transform.rs')
| -rw-r--r-- | library/src/layout/transform.rs | 52 |
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. |
