Merge pull request #1709

crates/model/src/table.rs

@@ -23,6 +23,7 @@ pub struct Cell {
     pub h_merge: bool,
     pub v_merge: bool,
     pub vertical: Option<crate::text::TextDir>,
+    pub anchor_ctr: Option<bool>,
 }
 
 impl Cell {

crates/pptx/src/read/shapes.rs

@@ -805,6 +805,7 @@ fn cell(imp: &mut Imp, part: &Part, tc: &El) -> Cell {
             ]);
         }
         c.anchor = pr.attr("anchor").and_then(Anchor::from_xml);
+        c.anchor_ctr = pr.bool("anchorCtr");
         c.vertical = pr.attr("vert").and_then(TextDir::from_xml);
         for (i, n) in ["lnL", "lnR", "lnT", "lnB"].iter().enumerate() {
             if let Some(ln) = pr.child(n)

crates/pptx/src/write/shapes.rs

@@ -746,6 +746,7 @@ fn table(w: &mut W, x: &mut Exp, o: &mut Out, t: &Table) {
                     other => other.xml(),
                 }),
             );
+            a = a.b("anchorCtr", c.anchor_ctr);
             w.open("a:tcPr", a);
             for (tag, l) in [
                 ("a:lnL", &c.borders[0]),

crates/pptx/tests/it/roundtrip.rs

@@ -468,6 +468,24 @@ fn text_and_formatting_round_trip() {
     assert_eq!(run.text, "x=1");
 }
 
+#[test]
+fn centered_cell_anchor_survives_two_pptx_round_trips() {
+    let mut p = Presentation::default();
+    let mut slide = new_slide(&mut p, "Cell anchor");
+    let mut table_shape = shape(&mut p, "Table", 10.0, 10.0, 200.0, 80.0);
+    let mut table = Table::new(1, 1, 200.0, 80.0);
+    table.rows[0].cells[0].anchor_ctr = Some(true);
+    table_shape.kind = ShapeKind::Table(table);
+    slide.shapes.push(table_shape);
+    p.slides.push(Arc::new(slide));
+
+    let once = round(&p);
+    let twice = round(&once);
+    let slide = twice.slides.last().expect("added slide");
+    let ShapeKind::Table(table) = &by_name(slide, "Table").kind else { panic!("table") };
+    assert_eq!(table.rows[0].cells[0].anchor_ctr, Some(true));
+}
+
 #[test]
 fn shapes_fills_lines_effects_round_trip() {
     let p = rich_deck();