-/*
+/*
staff-sym-referencer.hh -- declare staff_symbol_referencer
-
+
source file of the GNU LilyPond music typesetter
-
- (c) 1999--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
- */
+
+ (c) 1999--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
#ifndef STAFF_SYMBOL_REFERENCER_HH
#define STAFF_SYMBOL_REFERENCER_HH
-#include "score-element.hh"
-
+#include "grob-interface.hh"
+#include "lily-proto.hh"
/**
A notation object that needs access to variables of the staff (no
lines, leading).
-
- */
-class Staff_symbol_referencer_interface
+*/
+class Staff_symbol_referencer
{
public:
- Score_element * elt_l_;
- Staff_symbol_referencer_interface (Score_element const*);
- void set_interface ();
- bool has_interface_b ();
- void set_position (Real);
- static Real callback (Dimension_cache const*);
+ DECLARE_GROB_INTERFACE();
+ static bool ugly_hack (Grob *);
+ static void set_position (Grob *, Real);
+ DECLARE_SCHEME_CALLBACK (callback, (SCM element));
/**
Leading are the lead strips between the sticks (lines) of
typeface. ie. leading is vertical space.
- */
-
- Real staff_space () const;
- Staff_symbol * staff_symbol_l () const;
- int line_count () const;
- Real position_f () const;
+ */
+ static Real line_thickness (Grob *);
+ static Real staff_space (Grob *);
+ static Grob *get_staff_symbol (Grob *);
+ static bool on_line (Grob *, int);
+ static bool on_staff_line (Grob *, int);
+ static int line_count (Grob *);
+ static Real get_position (Grob *);
+ static Real staff_radius (Grob *);
+ static int get_rounded_position (Grob *);
+ static Interval extent_in_staff (Grob *);
};
-int compare_position (Score_element *const&,Score_element *const&);
-
-
-Staff_symbol_referencer_interface staff_symbol_referencer (Score_element const*);
-
+int compare_position (Grob *const &, Grob *const &);\
+bool position_less (Grob *const &, Grob *const &);
#endif /* STAFF_SYMBOL_REFERENCER_HH */