I forgot why I did it the other way lol (revert)

src/layout/painter.rs

@@ -60,20 +60,22 @@ impl<'a, Ctx> Painter<'a, Ctx> {
         if self.sensors_map.get(&id.id).is_some() {
             self.active_sensors.push((region, id.id.duplicate()));
         }
-        self.nodes.get_dyn(id).draw(Painter {
-            nodes: self.nodes,
-            ctx: self.ctx,
-            sensors_map: self.sensors_map,
-            active_sensors: self.active_sensors,
-            primitives: self.primitives,
-            region,
-        });
+        // &mut self is passed to avoid copying all of the "static" pointers in self
+        // so need to save non static data here
+        let old = self.region;
+        self.region = region;
+        self.nodes.get_dyn(id).draw(self);
+        self.region = old;
     }
 
     pub fn draw_texture(&mut self, handle: &TextureHandle) {
         self.write(handle.inner);
     }
 
+    pub fn region(&self) -> UiRegion {
+        self.region
+    }
+
     pub fn ctx(&mut self) -> &mut Ctx {
         self.ctx
     }