X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fpitch-squash-engraver.cc;h=e8f3b5335d335b53350aa1af9473195618eb1db6;hb=cd9e822d8daa2af3303f7e1a35e0852edb2282c7;hp=027e73f37e055107819d3f61a13181865198da02;hpb=0af2486a28f1c60b9de929a9101964d880927e54;p=lilypond.git

diff --git a/lily/pitch-squash-engraver.cc b/lily/pitch-squash-engraver.cc
index 027e73f37e..e8f3b5335d 100644
--- a/lily/pitch-squash-engraver.cc
+++ b/lily/pitch-squash-engraver.cc
@@ -1,25 +1,52 @@
-/*   
-  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--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-  
- */
+
+  (c) 1997--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
+
+#include "engraver.hh"
+
 #include "staff-symbol-referencer.hh"
 #include "note-head.hh"
-#include "pitch-squash-engraver.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)
 {
-  if (Note_head::has_interface (i.elem_l_))
-    {
-      Staff_symbol_referencer::set_position (i.elem_l_,0);
-    }
+  SCM newpos = get_property ("squashedPosition");
+  if (scm_is_number (newpos))
+    i.grob ()->set_property ("staff-position", newpos);
 }
 
-ADD_THIS_TRANSLATOR (Pitch_squash_engraver);
+Pitch_squash_engraver::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 */
+		""
+		);