- Paper_column * pc = item_l_drul_[d]->column_l ();
- distance_f_ += - d * item_l_drul_[d]->relative_coordinate (pc, X_AXIS);
+ Paper_column * pc = item_l_drul_[d]->get_column ();
+ distance_ += - d * item_l_drul_[d]->relative_coordinate (pc, X_AXIS);