* The grand 2005-2006 replace.

[lilypond.git] / lily / slur-engraver.cc

diff --git a/lily/slur-engraver.cc b/lily/slur-engraver.cc
index 8b556267a06248f6035216467a247575fd7b5cfe..2481ea41acec36ccbfdeda097faf133523706a63 100644 (file)
--- a/lily/slur-engraver.cc
+++ b/lily/slur-engraver.cc
@@ -1,7 +1,9 @@
 /*
   slur-engraver.cc -- implement Slur_engraver
 
-  (c) 1997--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  source file of the GNU LilyPond music typesetter
+
+  (c) 1997--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
 #include "slur.hh"
@@ -11,13 +13,13 @@
 #include "engraver.hh"
 #include "spanner.hh"
 #include "tie.hh"
+#include "warn.hh"
 
 /*
   It is possible that a slur starts and ends on the same note.  At
   least, it is for phrasing slurs: a note can be both beginning and
   ending of a phrase.
 */
-
 class Slur_engraver : public Engraver
 {
   Drul_array<Music *> events_;
@@ -30,12 +32,14 @@ class Slur_engraver : public Engraver
 protected:
   virtual bool try_music (Music *);
 
-  DECLARE_ACKNOWLEDGER (note_column);
   DECLARE_ACKNOWLEDGER (accidental);
+  DECLARE_ACKNOWLEDGER (dynamic_line_spanner);
   DECLARE_ACKNOWLEDGER (fingering);
+  DECLARE_ACKNOWLEDGER (note_column);
   DECLARE_ACKNOWLEDGER (script);
-  DECLARE_ACKNOWLEDGER (tie);
   DECLARE_ACKNOWLEDGER (text_script);
+  DECLARE_ACKNOWLEDGER (tie);
+  DECLARE_ACKNOWLEDGER (tuplet_number);
   void acknowledge_extra_object (Grob_info);
   void stop_translation_timestep ();
   virtual void finalize ();
@@ -89,17 +93,22 @@ Slur_engraver::acknowledge_note_column (Grob_info info)
 void
 Slur_engraver::acknowledge_extra_object (Grob_info info)
 {
-  Grob*e = info.grob ();
-  SCM inside = e->get_property ("inside-slur");
+  if (slurs_.is_empty ()
+      && end_slurs_.is_empty ())
+    return ;
+  
+  Grob *e = info.grob ();
+  SCM avoid = e->get_property ("avoid-slur");
   if (Tie::has_interface (e)
-      || to_boolean (inside))
+      || avoid == ly_symbol2scm ("inside"))
     {
       for (int i = slurs_.size (); i--;)
        Slur::add_extra_encompass (slurs_[i], e);
       for (int i = end_slurs_.size (); i--;)
        Slur::add_extra_encompass (end_slurs_[i], e);
     }
-  else if (inside == SCM_BOOL_F)
+  else if (avoid == ly_symbol2scm ("outside")
+          || avoid == ly_symbol2scm ("around"))
     {
       Grob *slur = slurs_.size () ? slurs_[0] : 0;
       slur = (end_slurs_.size () && !slur)
@@ -107,10 +116,12 @@ Slur_engraver::acknowledge_extra_object (Grob_info info)
 
       if (slur)
        {
-         e->add_offset_callback (Slur::outside_slur_callback_proc, Y_AXIS);
+         chain_offset_callback (e, Slur::outside_slur_callback_proc, Y_AXIS);
          e->set_object ("slur", slur->self_scm ());
        }
     }
+  else
+    e->warning ("Ignoring grob for slur. avoid-slur not set?");
 }
 
 void
@@ -119,6 +130,11 @@ Slur_engraver::acknowledge_accidental (Grob_info info)
   acknowledge_extra_object (info);
 }
 
+void
+Slur_engraver::acknowledge_dynamic_line_spanner (Grob_info info)
+{
+  acknowledge_extra_object (info);
+}
 
 void
 Slur_engraver::acknowledge_fingering (Grob_info info)
@@ -126,6 +142,13 @@ Slur_engraver::acknowledge_fingering (Grob_info info)
   acknowledge_extra_object (info);
 }
 
+void
+Slur_engraver::acknowledge_tuplet_number (Grob_info info)
+{
+  acknowledge_extra_object (info);
+}
+
+
 void
 Slur_engraver::acknowledge_script (Grob_info info)
 {
@@ -135,6 +158,7 @@ Slur_engraver::acknowledge_script (Grob_info info)
 void
 Slur_engraver::acknowledge_text_script (Grob_info info)
 {
+  //  if (!info.grob ()->internal_has_interface (ly_symbol2scm ("DynamicText")))
   acknowledge_extra_object (info);
 }
 
@@ -144,9 +168,6 @@ Slur_engraver::acknowledge_tie (Grob_info info)
   acknowledge_extra_object (info);
 }
 
-
-
-
 void
 Slur_engraver::finalize ()
 {
@@ -199,15 +220,17 @@ Slur_engraver::stop_translation_timestep ()
 
 #include "translator.icc"
 
-ADD_ACKNOWLEDGER (Slur_engraver,note_column);
-ADD_ACKNOWLEDGER (Slur_engraver,accidental);
-ADD_ACKNOWLEDGER (Slur_engraver,fingering)
-ADD_ACKNOWLEDGER (Slur_engraver,script);
-ADD_ACKNOWLEDGER (Slur_engraver,tie);
-ADD_ACKNOWLEDGER (Slur_engraver,text_script);
+ADD_ACKNOWLEDGER (Slur_engraver, accidental);
+ADD_ACKNOWLEDGER (Slur_engraver, dynamic_line_spanner);
+ADD_ACKNOWLEDGER (Slur_engraver, fingering);
+ADD_ACKNOWLEDGER (Slur_engraver, note_column);
+ADD_ACKNOWLEDGER (Slur_engraver, script);
+ADD_ACKNOWLEDGER (Slur_engraver, text_script);
+ADD_ACKNOWLEDGER (Slur_engraver, tie);
+ADD_ACKNOWLEDGER (Slur_engraver, tuplet_number);
 ADD_TRANSLATOR (Slur_engraver,
-               /* descr */ "Build slurs grobs from slur events",
-               /* creats*/ "Slur",
-               /* accepts */ "slur-event",
-               /* reads */ "slurMelismaBusy doubleSlurs",
+               /* doc */ "Build slur grobs from slur events",
+               /* create */ "Slur",
+               /* accept */ "slur-event",
+               /* read */ "slurMelismaBusy doubleSlurs",
                /* write */ "");