public:
void set_empty (bool);
+ bool empty_b () const;
+
DECLARE_MY_RUNTIME_TYPEINFO;
/**
This is needed, because #output# may still be
translate in one direction
*/
- void translate (Real, Axis);
+ void translate_axis (Real, Axis);
Real relative_coordinate (Axis_group_element*group, Axis) const;
Offset absolute_offset() const;