--- /dev/null
+/*
+ staff-symbol-engraver.hh -- declare Staff_symbol_engraver
+
+ source file of the GNU LilyPond music typesetter
+
+ (c) 2005 Han-Wen Nienhuys <hanwen@xs4all.nl>
+
+*/
+
+#ifndef STAFF_SYMBOL_ENGRAVER_HH
+#define STAFF_SYMBOL_ENGRAVER_HH
+
+#include "engraver.hh"
+#include "drul-array.hh"
+
+class Staff_symbol_engraver : public Engraver
+{
+public:
+ TRANSLATOR_DECLARATIONS (Staff_symbol_engraver);
+
+private:
+
+protected:
+ Drul_array<Music *> span_events_;
+ Spanner *span_;
+ Spanner *finished_span_;
+ bool first_start_;
+
+protected:
+ virtual void start_spanner ();
+ virtual void stop_spanner ();
+
+ virtual void stop_translation_timestep ();
+ virtual bool try_music (Music *);
+ virtual ~Staff_symbol_engraver ();
+ virtual void initialize ();
+ virtual void acknowledge_grob (Grob_info);
+ virtual void finalize ();
+ virtual void process_music ();
+};
+
+#endif /* STAFF_SYMBOL_ENGRAVER_HH */