Gradient Part 2 - Linear gradients (#2279)

8 files changed, 13 insertions, 11 deletions

diff --git a/crates/typst-library/src/layout/columns.rs b/crates/typst-library/src/layout/columns.rs
index 961bedc5..bf111506 100644
--- a/crates/typst-library/src/layout/columns.rs
+++ b/crates/typst-library/src/layout/columns.rs
@@ -100,7 +100,7 @@ impl Layout for ColumnsElem {
             // case, the frame is first created with zero height and then
             // resized.
             let height = if regions.expand.y { region.y } else { Abs::zero() };
-            let mut output = Frame::new(Size::new(regions.size.x, height));
+            let mut output = Frame::hard(Size::new(regions.size.x, height));
             let mut cursor = Abs::zero();
 
             for _ in 0..columns {
diff --git a/crates/typst-library/src/layout/container.rs b/crates/typst-library/src/layout/container.rs
index e966398f..28a56103 100644
--- a/crates/typst-library/src/layout/container.rs
+++ b/crates/typst-library/src/layout/container.rs
@@ -164,6 +164,7 @@ impl Layout for BoxElem {
 
         // Apply metadata.
         frame.meta(styles, false);
+        frame.set_kind(FrameKind::Hard);
 
         Ok(Fragment::frame(frame))
     }
@@ -440,6 +441,7 @@ impl Layout for BlockElem {
 
         // Apply metadata.
         for frame in &mut frames {
+            frame.set_kind(FrameKind::Hard);
             frame.meta(styles, false);
         }
 
diff --git a/crates/typst-library/src/layout/flow.rs b/crates/typst-library/src/layout/flow.rs
index 796b1ac8..432ab5e8 100644
--- a/crates/typst-library/src/layout/flow.rs
+++ b/crates/typst-library/src/layout/flow.rs
@@ -55,7 +55,7 @@ impl Layout for FlowElem {
                 let layoutable = child.with::<dyn Layout>().unwrap();
                 layouter.layout_single(vt, layoutable, styles)?;
             } else if child.is::<MetaElem>() {
-                let mut frame = Frame::new(Size::zero());
+                let mut frame = Frame::soft(Size::zero());
                 frame.meta(styles, true);
                 layouter.items.push(FlowItem::Frame {
                     frame,
@@ -484,7 +484,7 @@ impl<'a> FlowLayouter<'a> {
             size.y = self.initial.y;
         }
 
-        let mut output = Frame::new(size);
+        let mut output = Frame::soft(size);
         let mut ruler = FixedAlign::Start;
         let mut float_top_offset = Abs::zero();
         let mut offset = float_top_height;
diff --git a/crates/typst-library/src/layout/grid.rs b/crates/typst-library/src/layout/grid.rs
index 06962524..134bdc7c 100644
--- a/crates/typst-library/src/layout/grid.rs
+++ b/crates/typst-library/src/layout/grid.rs
@@ -563,7 +563,7 @@ impl<'a> GridLayouter<'a> {
         height: Abs,
         y: usize,
     ) -> SourceResult<Frame> {
-        let mut output = Frame::new(Size::new(self.width, height));
+        let mut output = Frame::soft(Size::new(self.width, height));
         let mut pos = Point::zero();
 
         for (x, &rcol) in self.rcols.iter().enumerate() {
@@ -593,7 +593,7 @@ impl<'a> GridLayouter<'a> {
         // Prepare frames.
         let mut outputs: Vec<_> = heights
             .iter()
-            .map(|&h| Frame::new(Size::new(self.width, h)))
+            .map(|&h| Frame::soft(Size::new(self.width, h)))
             .collect();
 
         // Prepare regions.
@@ -647,7 +647,7 @@ impl<'a> GridLayouter<'a> {
         }
 
         // The frame for the region.
-        let mut output = Frame::new(size);
+        let mut output = Frame::soft(size);
         let mut pos = Point::zero();
         let mut rrows = vec![];
 
diff --git a/crates/typst-library/src/layout/page.rs b/crates/typst-library/src/layout/page.rs
index 9ec69f58..b2efed19 100644
--- a/crates/typst-library/src/layout/page.rs
+++ b/crates/typst-library/src/layout/page.rs
@@ -381,7 +381,7 @@ impl PageElem {
         if extend_to.is_some_and(|p| p.matches(page_counter.physical().get())) {
             // Insert empty page after the current pages.
             let size = area.map(Abs::is_finite).select(area, Size::zero());
-            frames.push(Frame::new(size));
+            frames.push(Frame::hard(size));
         }
 
         let fill = self.fill(styles);
diff --git a/crates/typst-library/src/layout/par.rs b/crates/typst-library/src/layout/par.rs
index e41d3547..f126df76 100644
--- a/crates/typst-library/src/layout/par.rs
+++ b/crates/typst-library/src/layout/par.rs
@@ -714,7 +714,7 @@ fn prepare<'a>(
                 }
             }
             Segment::Meta => {
-                let mut frame = Frame::new(Size::zero());
+                let mut frame = Frame::soft(Size::zero());
                 frame.meta(styles, true);
                 items.push(Item::Meta(frame));
             }
@@ -1521,7 +1521,7 @@ fn commit(
     }
 
     let size = Size::new(width, top + bottom);
-    let mut output = Frame::new(size);
+    let mut output = Frame::soft(size);
     output.set_baseline(top);
 
     // Construct the line's frame.
diff --git a/crates/typst-library/src/layout/repeat.rs b/crates/typst-library/src/layout/repeat.rs
index 41dede51..6b30dd50 100644
--- a/crates/typst-library/src/layout/repeat.rs
+++ b/crates/typst-library/src/layout/repeat.rs
@@ -54,7 +54,7 @@ impl Layout for RepeatElem {
             bail!(self.span(), "repeat with no size restrictions");
         }
 
-        let mut frame = Frame::new(size);
+        let mut frame = Frame::soft(size);
         if piece.has_baseline() {
             frame.set_baseline(piece.baseline());
         }
diff --git a/crates/typst-library/src/layout/stack.rs b/crates/typst-library/src/layout/stack.rs
index d3fcba8d..398341b2 100644
--- a/crates/typst-library/src/layout/stack.rs
+++ b/crates/typst-library/src/layout/stack.rs
@@ -254,7 +254,7 @@ impl<'a> StackLayouter<'a> {
             size.set(self.axis, full);
         }
 
-        let mut output = Frame::new(size);
+        let mut output = Frame::hard(size);
         let mut cursor = Abs::zero();
         let mut ruler: FixedAlign = self.dir.start().into();