--- /dev/null
+/*
+ bend-engraver.cc -- implement Bend_engraver
+
+ (c) 2006 Han-Wen Nienhuys
+
+
+*/
+
+#include "engraver.hh"
+#include "item.hh"
+#include "moment.hh"
+#include "spanner.hh"
+#include "stream-event.hh"
+
+#include "translator.icc"
+
+class Bend_engraver : public Engraver
+{
+public:
+ TRANSLATOR_DECLARATIONS (Bend_engraver);
+ DECLARE_ACKNOWLEDGER (note_head);
+
+protected:
+ DECLARE_TRANSLATOR_LISTENER (bend_after);
+ void process_music ();
+ void stop_translation_timestep ();
+ void start_translation_timestep ();
+ void stop_fall ();
+
+private:
+ Moment stop_moment_;
+ Stream_event *fall_event_;
+ Spanner *fall_;
+ Grob *note_head_;
+};
+
+void
+Bend_engraver::stop_fall ()
+{
+ bool bar = scm_is_string (get_property ("whichBar"));
+
+
+ fall_->set_bound (RIGHT, unsmob_grob (bar
+ ? get_property ("currentCommandColumn")
+ : get_property ("currentMusicalColumn")));
+ fall_ = 0;
+ note_head_ = 0;
+ fall_event_ = 0;
+}
+
+void
+Bend_engraver::stop_translation_timestep ()
+{
+ if (fall_ && !fall_->get_bound (LEFT))
+ {
+ fall_->set_bound (LEFT, note_head_);
+ fall_->set_parent (note_head_, Y_AXIS);
+ }
+}
+
+void
+Bend_engraver::start_translation_timestep ()
+{
+ if (fall_ && now_mom ().main_part_ >= stop_moment_.main_part_)
+ {
+ stop_fall ();
+ }
+}
+
+void
+Bend_engraver::acknowledge_note_head (Grob_info info)
+{
+ if (!fall_event_)
+ return;
+
+ if (note_head_ && fall_)
+ {
+ stop_fall ();
+ }
+
+ note_head_ = info.grob ();
+ stop_moment_ = now_mom () + get_event_length (info.event_cause ());
+}
+
+Bend_engraver::Bend_engraver ()
+{
+ fall_ = 0;
+ note_head_ = 0;
+ fall_event_ = 0;
+}
+
+IMPLEMENT_TRANSLATOR_LISTENER (Bend_engraver, bend_after);
+void
+Bend_engraver::listen_bend_after (Stream_event *ev)
+{
+ ASSIGN_EVENT_ONCE (fall_event_, ev);
+}
+
+void
+Bend_engraver::process_music ()
+{
+ if (fall_event_ && !fall_)
+ {
+ fall_ = make_spanner ("BendAfter", fall_event_->self_scm ());
+ fall_->set_property ("delta-position",
+ scm_from_double (robust_scm2double (fall_event_->get_property ("delta-step"), 0)));
+ }
+}
+
+ADD_ACKNOWLEDGER (Bend_engraver, note_head);
+
+ADD_TRANSLATOR (Bend_engraver,
+ /* doc */ "Create fall spanners.",
+ /* create */ "BendAfter",
+ /* read */ "",
+ /* write */ "");
ADD_ACKNOWLEDGER (Cluster_spanner_engraver, note_column);
ADD_TRANSLATOR (Cluster_spanner_engraver,
- /* doc */ "Engraves a cluster using Spanner notation ",
- /* create */ "ClusterSpanner ClusterSpannerBeacon",
+ /* doc */
+ "Engraves a cluster using Spanner notation ",
+ /* create */
+ "ClusterSpanner "
+ "ClusterSpannerBeacon ",
/* read */ "",
/* write */ "");
ADD_ACKNOWLEDGER (Drum_notes_engraver, stem);
ADD_ACKNOWLEDGER (Drum_notes_engraver, note_column);
+
+
ADD_TRANSLATOR (Drum_notes_engraver,
/* doc */ "Generate noteheads.",
/* create */
-/*
- fall-engraver.cc -- implement Bend_after_engraver
-
- (c) 2006 Han-Wen Nienhuys
-
-
-*/
-
-#include "engraver.hh"
-#include "item.hh"
-#include "moment.hh"
-#include "spanner.hh"
-#include "stream-event.hh"
-
-#include "translator.icc"
-
-class Bend_after_engraver : public Engraver
-{
-public:
- TRANSLATOR_DECLARATIONS (Bend_after_engraver);
- DECLARE_ACKNOWLEDGER (note_head);
-
-protected:
- DECLARE_TRANSLATOR_LISTENER (bend_after);
- void process_music ();
- void stop_translation_timestep ();
- void start_translation_timestep ();
- void stop_fall ();
-
-private:
- Moment stop_moment_;
- Stream_event *fall_event_;
- Spanner *fall_;
- Grob *note_head_;
-};
-
-void
-Bend_after_engraver::stop_fall ()
-{
- bool bar = scm_is_string (get_property ("whichBar"));
-
-
- fall_->set_bound (RIGHT, unsmob_grob (bar
- ? get_property ("currentCommandColumn")
- : get_property ("currentMusicalColumn")));
- fall_ = 0;
- note_head_ = 0;
- fall_event_ = 0;
-}
-
-void
-Bend_after_engraver::stop_translation_timestep ()
-{
- if (fall_ && !fall_->get_bound (LEFT))
- {
- fall_->set_bound (LEFT, note_head_);
- fall_->set_parent (note_head_, Y_AXIS);
- }
-}
-
-void
-Bend_after_engraver::start_translation_timestep ()
-{
- if (fall_ && now_mom ().main_part_ >= stop_moment_.main_part_)
- {
- stop_fall ();
- }
-}
-
-void
-Bend_after_engraver::acknowledge_note_head (Grob_info info)
-{
- if (!fall_event_)
- return;
-
- if (note_head_ && fall_)
- {
- stop_fall ();
- }
-
- note_head_ = info.grob ();
- stop_moment_ = now_mom () + get_event_length (info.event_cause ());
-}
-
-Bend_after_engraver::Bend_after_engraver ()
-{
- fall_ = 0;
- note_head_ = 0;
- fall_event_ = 0;
-}
-
-IMPLEMENT_TRANSLATOR_LISTENER (Bend_after_engraver, bend_after);
-void
-Bend_after_engraver::listen_bend_after (Stream_event *ev)
-{
- ASSIGN_EVENT_ONCE (fall_event_, ev);
-}
-
-void
-Bend_after_engraver::process_music ()
-{
- if (fall_event_ && !fall_)
- {
- fall_ = make_spanner ("BendAfter", fall_event_->self_scm ());
- fall_->set_property ("delta-position",
- scm_from_double (robust_scm2double (fall_event_->get_property ("delta-step"), 0)));
- }
-}
-
-ADD_ACKNOWLEDGER (Bend_after_engraver, note_head);
-
-ADD_TRANSLATOR (Bend_after_engraver,
- /* doc */ "Create fall spanners.",
- /* create */ "BendAfter",
- /* read */ "",
- /* write */ "");
/* create */
"LaissezVibrerTie "
- "LaissezVibrerTieColumn",
+ "LaissezVibrerTieColumn ",
/* read */ "",
/* write */ "");
ADD_ACKNOWLEDGER (Ligature_bracket_engraver, rest);
ADD_ACKNOWLEDGER (Ligature_bracket_engraver, note_column);
+
ADD_TRANSLATOR (Ligature_bracket_engraver,
/* doc */ "Handles Ligature_events by engraving Ligature brackets.",
/* create */ "TupletBracket",
"thickness "
"style "
"arrow-length "
- "arrow-width")
+ "arrow-width ")
ADD_ACKNOWLEDGER (Mensural_ligature_engraver, rest);
ADD_ACKNOWLEDGER (Mensural_ligature_engraver, note_head);
+
ADD_TRANSLATOR (Mensural_ligature_engraver,
/* doc */ "Handles Mensural_ligature_events by glueing special ligature heads together.",
/* create */ "MensuralLigature",
}
ADD_ACKNOWLEDGER (Page_turn_engraver, note_head);
+
ADD_TRANSLATOR (Page_turn_engraver,
/* doc */ "Decide where page turns are allowed to go",
/* create */ "",
}
}
-static bool
+bool
is_legal_skyline (list<Building> const &buildings)
{
list<Building>::const_iterator i;
\consists "Text_engraver"
\consists "Dynamic_engraver"
\consists "Fingering_engraver"
- \consists "Bend_after_engraver"
+ \consists "Bend_engraver"
\consists "Script_engraver"
\consists "Script_column_engraver"