/*
- cluster-engraver.cc -- implement Cluster_engraver
-
- (c) 2002--2006 Juergen Reuter <reuter@ipd.uka.de>
+ This file is part of LilyPond, the GNU music typesetter.
+ Copyright (C) 2002--2011 Juergen Reuter <reuter@ipd.uka.de>
Han-Wen Nienhuys <hanwen@xs4all.nl>
+
+ LilyPond is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
#include "engraver.hh"
#include "note-column.hh"
#include "pointer-group-interface.hh"
#include "pitch.hh"
+#include "stream-event.hh"
+#include "item.hh"
+
+#include "translator.icc"
class Cluster_spanner_engraver : public Engraver
{
protected:
TRANSLATOR_DECLARATIONS (Cluster_spanner_engraver);
- virtual bool try_music (Music *);
- void process_music ();
+ DECLARE_TRANSLATOR_LISTENER (cluster_note);
DECLARE_ACKNOWLEDGER (note_column);
void stop_translation_timestep ();
+ virtual void process_music ();
virtual void finalize ();
private:
- vector<Music*> cluster_notes_;
+ vector<Stream_event *> cluster_notes_;
Item *beacon_;
void typeset_grobs ();
void
Cluster_spanner_engraver::typeset_grobs ()
{
- finished_spanner_ = 0;
+ if (finished_spanner_)
+ {
+ if (!finished_spanner_->get_bound (RIGHT))
+ {
+ finished_spanner_->set_bound (RIGHT,
+ finished_spanner_->get_bound (LEFT));
+
+ }
+
+ finished_spanner_ = 0;
+ }
beacon_ = 0;
}
-bool
-Cluster_spanner_engraver::try_music (Music *m)
+IMPLEMENT_TRANSLATOR_LISTENER (Cluster_spanner_engraver, cluster_note);
+void
+Cluster_spanner_engraver::listen_cluster_note (Stream_event *ev)
{
- if (m->is_mus_type ("cluster-note-event"))
- {
- cluster_notes_.push_back (m);
- return true;
- }
- else if (m->is_mus_type ("busy-playing-event"))
- return cluster_notes_.size ();
-
- return false;
+ cluster_notes_.push_back (ev);
}
void
int pmin = INT_MAX;
for (vsize i = 0; i < cluster_notes_.size (); i++)
- {
- Pitch *pit = unsmob_pitch (cluster_notes_[i]->get_property ("pitch"));
+ {
+ Pitch *pit = unsmob_pitch (cluster_notes_[i]->get_property ("pitch"));
- int p = (pit ? pit->steps () : 0) + c0;
+ int p = (pit ? pit->steps () : 0) + c0;
- pmax = max (pmax, p);
- pmin = min (pmin, p);
- }
+ pmax = max (pmax, p);
+ pmin = min (pmin, p);
+ }
beacon_ = make_item ("ClusterSpannerBeacon", cluster_notes_[0]->self_scm ());
beacon_->set_property ("positions",
- scm_cons (scm_from_int (pmin),
- scm_from_int (pmax)));
+ scm_cons (scm_from_int (pmin),
+ scm_from_int (pmax)));
}
if (beacon_ && !spanner_)
}
}
-#include "translator.icc"
-
ADD_ACKNOWLEDGER (Cluster_spanner_engraver, note_column);
ADD_TRANSLATOR (Cluster_spanner_engraver,
- /* doc */ "Engraves a cluster using Spanner notation ",
- /* create */ "ClusterSpanner ClusterSpannerBeacon",
- /* accept */ "cluster-note-event busy-playing-event",
- /* read */ "",
- /* write */ "");
+ /* doc */
+ "Engrave a cluster using @code{Spanner} notation.",
+
+ /* create */
+ "ClusterSpanner "
+ "ClusterSpannerBeacon ",
+
+ /* read */
+ "",
+
+ /* write */
+ ""
+ );