/*
- bend-engraver.cc -- implement Bend_engraver
+ This file is part of LilyPond, the GNU music typesetter.
- (c) 2006 Han-Wen Nienhuys
+ Copyright (C) 2006--2014 Han-Wen Nienhuys
-
+ 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"
protected:
DECLARE_TRANSLATOR_LISTENER (bend_after);
+ void finalize ();
void process_music ();
void stop_translation_timestep ();
void start_translation_timestep ();
void stop_fall ();
-
+
private:
Moment stop_moment_;
Stream_event *fall_event_;
Spanner *fall_;
+ Spanner *last_fall_;
Grob *note_head_;
};
+void
+Bend_engraver::finalize ()
+{
+ // We shouldn't end a spanner on the last musical column of a piece because then
+ // it would extend past the last breakable column of the piece.
+ if (last_fall_)
+ last_fall_->set_bound (RIGHT, unsmob_grob (get_property ("currentCommandColumn")));
+}
+
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")));
+ ? get_property ("currentCommandColumn")
+ : get_property ("currentMusicalColumn")));
+ last_fall_ = fall_;
fall_ = 0;
note_head_ = 0;
fall_event_ = 0;
void
Bend_engraver::stop_translation_timestep ()
{
- if (fall_ && !fall_->get_bound (LEFT))
+ if (fall_ && !fall_->get_bound (LEFT))
{
fall_->set_bound (LEFT, note_head_);
- fall_->set_parent (note_head_, Y_AXIS);
+ fall_->set_parent (note_head_, Y_AXIS);
}
}
void
Bend_engraver::start_translation_timestep ()
{
+ last_fall_ = 0;
+
if (fall_ && now_mom ().main_part_ >= stop_moment_.main_part_)
{
stop_fall ();
{
if (!fall_event_)
return;
-
+
if (note_head_ && fall_)
{
stop_fall ();
}
note_head_ = info.grob ();
- stop_moment_ = now_mom () + get_event_length (info.event_cause ());
+ stop_moment_ = now_mom () + get_event_length (info.event_cause (),
+ now_mom ());
}
Bend_engraver::Bend_engraver ()
{
fall_ = 0;
+ last_fall_ = 0;
note_head_ = 0;
fall_event_ = 0;
}
{
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)));
+ 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 */ "");
+ /* doc */
+ "Create fall spanners.",
+
+ /* create */
+ "BendAfter ",
+
+ /* read */
+ "",
+
+ /* write */
+ ""
+ );