source file of the GNU LilyPond music typesetter
- (c) 2000--2005 Jan Nieuwenhuizen <janneke@gnu.org>
+ (c) 2000--2006 Jan Nieuwenhuizen <janneke@gnu.org>
*/
-#include "warn.hh"
-#include "spanner.hh"
-#include "rhythmic-head.hh"
#include "engraver.hh"
+#include "international.hh"
+#include "rhythmic-head.hh"
+#include "spanner.hh"
+#include "stream-event.hh"
+#include "warn.hh"
+
+#include "translator.icc"
/**
Create line-spanner grobs for glissandi lines that connect note
TRANSLATOR_DECLARATIONS (Glissando_engraver);
protected:
- DECLARE_ACKNOWLEDGER(rhythmic_head);
+ DECLARE_TRANSLATOR_LISTENER (glissando);
+ DECLARE_ACKNOWLEDGER (rhythmic_head);
virtual void finalize ();
- PRECOMPUTED_VIRTUAL void stop_translation_timestep ();
- virtual bool try_music (Music *);
- PRECOMPUTED_VIRTUAL void process_music ();
+
+ void stop_translation_timestep ();
+ void process_music ();
private:
Spanner *line_;
Spanner *last_line_;
- Music *event_;
+ Stream_event *event_;
};
Glissando_engraver::Glissando_engraver ()
event_ = 0;
}
-bool
-Glissando_engraver::try_music (Music *m)
+IMPLEMENT_TRANSLATOR_LISTENER (Glissando_engraver, glissando);
+void
+Glissando_engraver::listen_glissando (Stream_event *ev)
{
- if (!event_)
- {
- event_ = m;
- return true;
- }
- return false;
+ ASSIGN_EVENT_ONCE (event_, ev);
}
void
Glissando_engraver::process_music ()
{
if (event_)
- {
- line_ = make_spanner ("Glissando", event_->self_scm ());
- }
+ line_ = make_spanner ("Glissando", event_->self_scm ());
}
void
Glissando_engraver::stop_translation_timestep ()
{
if (last_line_ && last_line_->get_bound (RIGHT))
- {
- last_line_ = 0;
- }
+ last_line_ = 0;
+
if (line_)
{
if (last_line_)
{
if (line_)
{
- String msg = _ ("unterminated glissando");
+ string msg = _ ("unterminated glissando");
if (event_)
event_->origin ()->warning (msg);
}
}
-#include "translator.icc"
-
-ADD_ACKNOWLEDGER(Glissando_engraver,rhythmic_head);
+ADD_ACKNOWLEDGER (Glissando_engraver, rhythmic_head);
ADD_TRANSLATOR (Glissando_engraver,
- /* descr */ "Engrave a glissandi",
- /* creats*/ "Glissando",
- /* accepts */ "glissando-event",
- /* acks */ "",
- /* reads */ "followVoice",
+ /* doc */ "Engrave a glissandi",
+ /* create */ "Glissando",
+ /* read */ "followVoice",
/* write */ "");