/**
* Returns the total vertical offset of this trace and all it's owners
*/
- int owner_v_offset() const;
+ int owner_visual_v_offset() const;
+
+ void restack_items();
+
+ /**
+ * Returns the number of nested parents that this row item owner has.
+ */
+ unsigned int depth() const;
public:
void appearance_changed(bool label, bool content);