-/*
- pitch-squash-grav.cc -- implement Pitch_squash_engraver
-
- source file of the GNU LilyPond music typesetter
-
- (c) 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
- */
-
-#include "pitch-squash-engraver.hh"
+/*
+ This file is part of LilyPond, the GNU music typesetter.
+
+ Copyright (C) 1997--2015 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 "staff-symbol-referencer.hh"
#include "note-head.hh"
+#include "rhythmic-head.hh"
+#include "grob.hh"
+
+class Pitch_squash_engraver : public Engraver
+{
+public:
+ TRANSLATOR_DECLARATIONS (Pitch_squash_engraver);
+ DECLARE_ACKNOWLEDGER (note_head);
+};
void
-Pitch_squash_engraver::acknowledge_element (Score_element_info i)
+Pitch_squash_engraver::acknowledge_note_head (Grob_info i)
+{
+ SCM newpos = get_property ("squashedPosition");
+ if (scm_is_number (newpos))
+ i.grob ()->set_property ("staff-position", newpos);
+}
+
+Pitch_squash_engraver::Pitch_squash_engraver ()
{
- if (Note_head *nh = dynamic_cast<Note_head *> (i.elem_l_))
- {
- nh->set_position(0);
- }
}
-ADD_THIS_TRANSLATOR (Pitch_squash_engraver);
+#include "translator.icc"
+ADD_ACKNOWLEDGER (Pitch_squash_engraver, note_head);
+ADD_TRANSLATOR (Pitch_squash_engraver,
+ /* doc */
+ "Set the vertical position of note heads to"
+ " @code{squashedPosition}, if that property is set. This can"
+ " be used to make a single-line staff demonstrating the"
+ " rhythm of a melody.",
+
+ /* create */
+ "",
+ /* read */
+ "squashedPosition ",
+ /* write */
+ ""
+ );