- extremes[d].slur_head_
- = Stem::extremal_heads (extremes[d].stem_)[dir];
- if (!extremes[d].slur_head_
- && Note_column::has_rests (extremes[d].bound_))
- extremes[d].slur_head_ = Note_column::get_rest (extremes[d].bound_);
+ extremes[d].slur_head_
+ = Stem::extremal_heads (extremes[d].stem_)[dir];
+ if (!extremes[d].slur_head_
+ && Note_column::has_rests (extremes[d].bound_))
+ extremes[d].slur_head_ = Note_column::get_rest (extremes[d].bound_);
+ extremes[d].staff_ = Staff_symbol_referencer
+ ::get_staff_symbol (extremes[d].stem_);
+ extremes[d].staff_space_ = Staff_symbol_referencer
+ ::staff_space (extremes[d].stem_);
+ }