-/*
- staff-sym-referencer.hh -- declare Staff_sym_referencer
-
- source file of the GNU LilyPond music typesetter
-
- (c) 1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
+/*
+ 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>
+
*/
-#ifndef STAFF_SYM_REFERENCER_HH
-#define STAFF_SYM_REFERENCER_HH
+#ifndef STAFF_SYMBOL_REFERENCER_HH
+#define STAFF_SYMBOL_REFERENCER_HH
#include "score-element.hh"
+
/**
- A notation object that needs access to variables of the staff (no
- lines, leading).
-
+ A notation object that needs access to variables of the staff (no
+ lines, leading).
+
*/
-class Staff_symbol_referencer : public virtual Score_element
+class Staff_symbol_referencer
{
-protected:
- Staff_symbol * staff_sym_l_;
-
public:
- Staff_symbol_referencer ();
- void set_staff_symbol (Staff_symbol*);
- Real staff_line_leading_f () const;
- Staff_symbol * staff_symbol_l () const;
- int lines_i () const;
- virtual void do_substitute_element_pointer (Score_element*,Score_element*);
+ static void set_interface (Score_element*);
+ static bool has_interface (Score_element*);
+ static void set_position (Score_element*,Real);
+ static Real callback (Score_element *, Axis a);
- virtual int position_i () const;
+ /**
+ Leading are the lead strips between the sticks (lines) of
+ typeface. ie. leading is vertical space.
+ */
+
+ static Real staff_space (Score_element*);
+ static Score_element * staff_symbol_l (Score_element*);
+ static bool on_staffline (Score_element*);
+ static bool on_staffline (Score_element*,int);
+ static int line_count (Score_element*);
+ static Real position_f (Score_element*);
+ static Real staff_radius (Score_element*);
};
-#endif /* STAFF_SYM_REFERENCER_HH */
+int compare_position (Score_element *const&,Score_element *const&);
+#endif /* STAFF_SYMBOL_REFERENCER_HH */