-/*
- pitch-squash-grav.cc -- implement Pitch_squash_engraver
-
+/*
+ pitch-squash-engraver.cc -- implement Pitch_squash_engraver
+
source file of the GNU LilyPond music typesetter
-
- (c) 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
- */
+
+ (c) 1997--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
+
+#include "engraver.hh"
#include "staff-symbol-referencer.hh"
-#include "pitch-squash-engraver.hh"
#include "note-head.hh"
+#include "rhythmic-head.hh"
+#include "grob.hh"
-ADD_THIS_TRANSLATOR (Pitch_squash_engraver);
+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_))
- {
- Staff_symbol_referencer_interface (nh).set_position(0);
- }
}
+#include "translator.icc"
+ADD_ACKNOWLEDGER (Pitch_squash_engraver, note_head);
+ADD_TRANSLATOR (Pitch_squash_engraver,
+ /* doc */
+ "Set the vertical position of noteheads 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 */ "");