(DECLARE_EVENT_SWALLOWER): ENTER_DESCRIPTION -> ADD_TRANSLATOR

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

diff --git a/lily/slur-engraver.cc b/lily/slur-engraver.cc
index b596b952ac9e2be996a60871e1fd045c9e753dbf..b88afa21b03dde92b030f19788a2323c54f91e78 100644 (file)
--- a/lily/slur-engraver.cc
+++ b/lily/slur-engraver.cc
@@ -4,8 +4,7 @@
   (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
-#include "event.hh"
-#include "new-slur.hh"
+#include "slur.hh"
 #include "note-column.hh"
 #include "context.hh"
 #include "directional-element-interface.hh"
@@ -41,7 +40,7 @@ public:
 
 Slur_engraver::Slur_engraver ()
 {
-  events_[START] =events_[STOP] = 0;
+  events_[START] = events_[STOP] = 0;
 }
 
 bool
@@ -49,9 +48,6 @@ Slur_engraver::try_music (Music *m)
 {
   if (m->is_mus_type ("slur-event"))
     {
-      /*
-       Let's not start more than one slur per moment.
-      */
       Direction d = to_dir (m->get_property ("span-direction"));
       if (d == START)
        {
@@ -60,9 +56,6 @@ Slur_engraver::try_music (Music *m)
        }
       else if (d == STOP)
        {
-         if (slurs_.is_empty ())
-           return false;
-         
          events_[STOP] = m;
          return true;
        }
@@ -79,13 +72,13 @@ Slur_engraver::set_melisma (bool m)
 void
 Slur_engraver::acknowledge_grob (Grob_info info)
 {
-  Grob *e =info.grob_;
+  Grob *e = info.grob_;
   if (Note_column::has_interface (info.grob_))
     {
       for (int i = slurs_.size (); i--; )
-       New_slur::add_column (slurs_[i], e);
+       Slur::add_column (slurs_[i], e);
       for (int i = end_slurs_.size (); i-- ; )
-       New_slur::add_column (end_slurs_[i], e);
+       Slur::add_column (end_slurs_[i], e);
     }
   else
     {
@@ -94,9 +87,9 @@ Slur_engraver::acknowledge_grob (Grob_info info)
          || to_boolean (inside))
        {
          for (int i = slurs_.size (); i--; )
-           New_slur::add_extra_encompass (slurs_[i], e);
+           Slur::add_extra_encompass (slurs_[i], e);
          for (int i = end_slurs_.size (); i--; )
-           New_slur::add_extra_encompass (end_slurs_[i], e);
+           Slur::add_extra_encompass (end_slurs_[i], e);
        }
       else if (inside == SCM_BOOL_F)
        {
@@ -106,7 +99,7 @@ Slur_engraver::acknowledge_grob (Grob_info info)
 
          if (slur)
            {
-             e->add_offset_callback (New_slur::outside_slur_callback_proc, Y_AXIS);
+             e->add_offset_callback (Slur::outside_slur_callback_proc, Y_AXIS);
              e->set_property ("slur", slur->self_scm());
            }
        }
@@ -125,6 +118,11 @@ Slur_engraver::process_music ()
 {
   if (events_[STOP])
     {
+      if (slurs_.size() == 0)
+       {
+         events_[STOP]->origin()->warning (_ ("No slur to end"));
+       }
+      
       end_slurs_ = slurs_;
       slurs_.clear ();
     }
@@ -160,10 +158,10 @@ Slur_engraver::stop_translation_timestep ()
   events_[START] = events_[STOP] = 0;
 }
 
-ENTER_DESCRIPTION (Slur_engraver,
+ADD_TRANSLATOR (Slur_engraver,
   /* descr */       "Build slurs grobs from slur events",
   /* creats*/       "Slur",
   /* accepts */     "slur-event",
-  /* acks  */      "note-column-interface accidental-interface fingering-interface script-interface tie-interface",
+  /* acks  */      "note-column-interface accidental-interface fingering-interface script-interface tie-interface text-script-interface",
   /* reads */       "slurMelismaBusy doubleSlurs",
   /* write */       "");