From: Han-Wen Nienhuys <hanwen@xs4all.nl>
Date: Fri, 23 Dec 2005 16:21:46 +0000 (+0000)
Subject: * lily/melody-engraver.cc (acknowledge_stem): restart MelodyItem
X-Git-Tag: release/2.7.25~1
X-Git-Url: https://git.donarmstrong.com/?a=commitdiff_plain;h=7600f31342bd7b7f7b1a3d56cd6ed61dc0ebdda4;p=lilypond.git

* lily/melody-engraver.cc (acknowledge_stem): restart MelodyItem
on rest.

* ly/engraver-init.ly: add Melody_engraver

* lily/melody-spanner.cc (calc_neutral_stem_direction):

* lily/melody-engraver.cc: new file. Acknowledge stems for
interpolated stem directions.

* lily/melody-spanner.cc: new file. Interpolate stem directions.

* lily/slur-engraver.cc (acknowledge_extra_object): remove
DynamicText hardcoding.
---

diff --git a/ChangeLog b/ChangeLog
index 3a73ce87e4..4a188a14db 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2005-12-23  Han-Wen Nienhuys  <hanwen@xs4all.nl>
 
+	* lily/melody-engraver.cc (acknowledge_stem): restart MelodyItem
+	on rest.
+
+	* ly/engraver-init.ly: add Melody_engraver
+
 	* lily/beam.cc (calc_direction): use default-direction
 	iso. get_default_direction()
 
diff --git a/Documentation/topdocs/NEWS.tely b/Documentation/topdocs/NEWS.tely
index f503ba1026..9e96c15152 100644
--- a/Documentation/topdocs/NEWS.tely
+++ b/Documentation/topdocs/NEWS.tely
@@ -45,6 +45,13 @@ This document is also available in @uref{NEWS.pdf,PDF}.
 
 
 @itemize @bullet
+@item
+Stem direction on the center staff line are now interpolated between
+neighbors. This results in less stem direction changes, leading to a
+more even typography. For example,
+
+ 
+
 @item
 Slurs now avoid @code{TupletNumber}s, and tuplet numbers may enter the
 staff.
diff --git a/lily/melody-engraver.cc b/lily/melody-engraver.cc
index 5c9ee1c826..557da5a012 100644
--- a/lily/melody-engraver.cc
+++ b/lily/melody-engraver.cc
@@ -11,6 +11,7 @@
 
 #include "item.hh"
 #include "melody-spanner.hh"
+#include "pointer-group-interface.hh"
 
 /**
    Make stems upon receiving noteheads.
@@ -33,13 +34,18 @@ Melody_engraver::Melody_engraver ()
 void
 Melody_engraver::acknowledge_stem (Grob_info info)
 {
-  if (!melody_item_)
-    melody_item_ = make_item ("MelodyItem", info.grob ()->self_scm ());
-
-  Melody_spanner::add_stem (melody_item_, info.grob ());
+  extract_grob_set (info.grob (), "rests", rests);
+  if (rests.size ())
+    melody_item_ = 0;
+  else
+    {
+      if (!melody_item_)
+	melody_item_ = make_item ("MelodyItem", info.grob ()->self_scm ());
+
+      Melody_spanner::add_stem (melody_item_, info.grob ());
+    }
 }
 
-
 #include "translator.icc"
 ADD_ACKNOWLEDGER (Melody_engraver, stem);
 ADD_TRANSLATOR (Melody_engraver,
diff --git a/lily/melody-spanner.cc b/lily/melody-spanner.cc
index fed63657cf..d5cb6007ff 100644
--- a/lily/melody-spanner.cc
+++ b/lily/melody-spanner.cc
@@ -16,7 +16,7 @@
   let's take item for now.
 */
 
-
+		 
 /*
   Interpolate stem directions for neutral stems.
  */
diff --git a/ly/engraver-init.ly b/ly/engraver-init.ly
index 6bc9228970..b945c759cc 100644
--- a/ly/engraver-init.ly
+++ b/ly/engraver-init.ly
@@ -160,7 +160,7 @@ contained staves are not connected vertically."
 
 \context {
   \type "Engraver_group"
-  \name Voice
+  \name "Voice"
 
   \description "
     Corresponds to a voice on a staff.  This context handles the
@@ -186,9 +186,9 @@ contained staves are not connected vertically."
   \consists "Glissando_engraver"
   \consists "Ligature_bracket_engraver"
   \consists "Breathing_sign_engraver"
-  %% \consists "Rest_engraver"
   \consists "Note_heads_engraver"
   \consists "Rest_engraver"
+  \consists "Melody_engraver"
 
   \consists "Stem_engraver"
   \consists "Beam_engraver"