(c) 1997--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
-#include "engraver.hh"
-#include "international.hh"
#include "spanner.hh"
-#include "stream-event.hh"
-#include "warn.hh"
-
-#include "translator.icc"
+#include "engraver.hh"
class Staff_symbol_engraver : public Engraver
{
TRANSLATOR_DECLARATIONS (Staff_symbol_engraver);
protected:
- Drul_array<Stream_event *> span_events_;
+ Drul_array<Music *> span_events_;
Spanner *span_;
Spanner *finished_span_;
bool first_start_;
virtual void stop_spanner ();
void stop_translation_timestep ();
+ virtual bool try_music (Music *);
virtual ~Staff_symbol_engraver ();
DECLARE_ACKNOWLEDGER (grob);
- DECLARE_TRANSLATOR_LISTENER (staff_span);
virtual void finalize ();
void process_music ();
};
span_events_[RIGHT] = 0;
}
-IMPLEMENT_TRANSLATOR_LISTENER (Staff_symbol_engraver, staff_span);
-void
-Staff_symbol_engraver::listen_staff_span (Stream_event *ev)
+bool
+Staff_symbol_engraver::try_music (Music *music)
{
- Direction d = to_dir (ev->get_property ("span-direction"));
+ Direction d = to_dir (music->get_property ("span-direction"));
if (d)
- span_events_[d] = ev;
- else
- programming_error (_ ("staff-span event has no direction"));
+ {
+ span_events_[d] = music;
+ return true;
+ }
+
+ return false;
}
void
}
}
+#include "translator.icc"
+
ADD_ACKNOWLEDGER (Staff_symbol_engraver, grob);
ADD_TRANSLATOR (Staff_symbol_engraver,