- Item * find_prebroken_piece (Direction) const;
- Grob * find_broken_piece (System*) const;
-
- virtual System * line_l () const;
- virtual Paper_column * column_l () const;
+ Item *find_prebroken_piece (Direction) const;
+ Grob *find_broken_piece (System *) const;
+ virtual System *get_system () const;
+ virtual Paper_column *get_column () const;