X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fpitch-squash-engraver.cc;h=65cef28d72fa1fa936694f1db7aed26453bfbb8d;hb=3639deb950d8c48fdc4d0cc812eb95e1511cd968;hp=a3ce1a071958efa4edfc89d6689474ed9860cd86;hpb=2fd5f86de0500ecd9a3f47a2540c3b304f835ef4;p=lilypond.git

diff --git a/lily/pitch-squash-engraver.cc b/lily/pitch-squash-engraver.cc
index a3ce1a0719..65cef28d72 100644
--- a/lily/pitch-squash-engraver.cc
+++ b/lily/pitch-squash-engraver.cc
@@ -1,25 +1,45 @@
-/*   
-  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 "staff-symbol-referencer.hh"
-#include "pitch-squash-engraver.hh"
 #include "note-head.hh"
+#include "rhythmic-head.hh"
+#include "engraver.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 */ "",
+		/* accept */ "",
+		/* read */ "squashedPosition",
+		/* write */ "");