struct Spacing_interface
{
static Real minimum_distance (Grob *me, Grob *right_col);
- static vector<Item *> right_note_columns (Grob *me);
- static vector<Item *> left_note_columns (Grob *me);
+ static std::vector<Item *> right_note_columns (Grob *me);
+ static std::vector<Item *> left_note_columns (Grob *me);
static Item *right_column (Grob *me);
static Item *left_column (Grob *me);
static Drul_array<Skyline> skylines (Grob *me, Grob *right_col);