source file of the GNU LilyPond music typesetter
- (c) 2005 Han-Wen Nienhuys <hanwen@xs4all.nl>
-
+ (c) 2005--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
#ifndef SPACING_SPANNER_HH
#define SPACING_SPANNER_HH
#include "lily-proto.hh"
-#include "lily-guile.hh"
#include "rational.hh"
-
-struct Spacing_options
-{
- bool packed_;
- bool uniform_;
- Rational global_shortest_;
-
- void init (Grob *me);
-};
+#include "std-vector.hh"
+#include "grob-interface.hh"
class Spacing_spanner
{
+private:
+ static void set_distances_for_loose_col (Grob *me, Grob *c, Drul_array<Item *> next_door, Spacing_options const *);
+ static void generate_pair_spacing (Grob *me,
+ Paper_column *l, Paper_column *r,
+ Paper_column *nextr,
+ Spacing_options const *options);
+ static Real default_bar_spacing (Grob *, Grob *, Grob *, Moment);
+ static Real get_duration_space (Moment dur, Spacing_options const *, bool *);
+ static Rational effective_shortest_duration (Grob *me, vector<Grob*> const &all);
+ static void breakable_column_spacing (Grob *, Item *l, Item *r, Spacing_options const *);
+ static void prune_loose_columns (Grob *, vector<Grob*> *cols, Spacing_options *);
+ static void set_explicit_neighbor_columns (vector<Grob*> const &cols);
+ static void set_implicit_neighbor_columns (vector<Grob*> const &cols);
+ static void generate_springs (Grob *me, vector<Grob*> const &cols, Spacing_options const *);
+ static void musical_column_spacing (Grob *, Item *, Item *, Spacing_options const *);
+ static bool fills_measure (Grob *, Item *, Item *);
public:
+ static vector<Grob*> get_columns (Grob *me);
+ static Real note_spacing (Grob *, Grob *, Grob *, Spacing_options const *, bool *);
static void standard_breakable_column_spacing (Grob *me, Item *l, Item *r,
- Real *fixed, Real *space, Spacing_options const*);
-
- static Real default_bar_spacing (Grob *, Grob *, Grob *, Moment);
- static Real note_spacing (Grob *, Grob *, Grob *, Spacing_options const*, bool *);
- static Real get_duration_space (Grob *, Moment dur, Rational shortest, bool *);
- static Rational find_shortest (Grob *, Link_array<Grob> const &);
- static Rational effective_shortest_duration (Grob *me, Link_array<Grob> const &all);
- static void breakable_column_spacing (Grob *, Item *l, Item *r, Spacing_options const*);
- static void prune_loose_columns (Grob *, Link_array<Grob> *cols, Spacing_options const*);
- static void set_explicit_neighbor_columns (Link_array<Grob> const &cols);
- static void set_implicit_neighbor_columns (Link_array<Grob> const &cols);
- static void do_measure (Grob *me, Link_array<Grob> *cols, Spacing_options const*);
- static void musical_column_spacing (Grob *, Item *, Item *, Real, Spacing_options const*);
+ Real *fixed, Real *space,
+ Spacing_options const *);
+
DECLARE_SCHEME_CALLBACK (set_springs, (SCM));
- static bool has_interface (Grob *);
+ DECLARE_SCHEME_CALLBACK (calc_common_shortest_duration, (SCM));
+ DECLARE_GROB_INTERFACE();
};
#endif /* SPACING_SPANNER_HH */