X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fpitch-squash-engraver.cc;h=764566faab23d9630d4add101d7b3f5f2fa4e658;hb=526ded3f2d71f4047ad0bf92d69c771fe993660e;hp=8218ff66c9d29f50edefb81cd93108185aa0a91d;hpb=2b0aa2c5bbb4af4e7d0d3c057de066dc1d6d6b8d;p=lilypond.git

diff --git a/lily/pitch-squash-engraver.cc b/lily/pitch-squash-engraver.cc
index 8218ff66c9..764566faab 100644
--- a/lily/pitch-squash-engraver.cc
+++ b/lily/pitch-squash-engraver.cc
@@ -1,24 +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--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-  
- */
 
-#include "pitch-squash-engraver.hh"
+  (c) 1997--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
+
+#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)
 {
-  if (Note_head *nh = dynamic_cast<Note_head *> (i.elem_l_))
-    {
-      nh->set_position(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 */
+		""
+		);