Run `make grand-replace'.

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

diff --git a/lily/tuplet-engraver.cc b/lily/tuplet-engraver.cc
index 66930ce6bd892abff022f6ebfd1462b52c347e55..772b8db124e855b6d6a951d9a69a4ed02c5295c6 100644 (file)
--- a/lily/tuplet-engraver.cc
+++ b/lily/tuplet-engraver.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1998--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  (c) 1998--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
 #include "beam.hh"
@@ -15,6 +15,7 @@
 #include "tuplet-bracket.hh"
 #include "warn.hh"
 #include "item.hh"
+#include "moment.hh"
 
 #include "translator.icc"
 
@@ -26,6 +27,9 @@ struct Tuplet_description
 
   bool full_length_;
   bool full_length_note_;
+  Moment stop_moment_;
+  Moment start_moment_;
+  Moment length_;
   
   Tuplet_description ()
   {
@@ -64,24 +68,58 @@ Tuplet_engraver::listen_tuplet_span (Stream_event *ev)
     {
       Tuplet_description d;
       d.event_ = ev;
+
+      d.length_ = robust_scm2moment (d.event_->get_property ("length"),
+                                    Moment (0));
+      d.start_moment_ = now_mom ();
+      d.stop_moment_ = now_mom () + d.length_;
+
+      for (vsize i=0; i < new_tuplets_.size (); i++)
+       {
+         /*
+           discard duplicates.
+         */
+         if (new_tuplets_[i].stop_moment_ == d.stop_moment_)
+           return;
+       }
+      
       new_tuplets_.push_back (d);
     }
-  else if (dir == STOP && tuplets_.size ())
+  else if (dir == STOP)
     {
-      stopped_tuplets_.push_back (tuplets_.back ());
-      tuplets_.pop_back ();
+      if (tuplets_.size ())
+       {
+         stopped_tuplets_.push_back (tuplets_.back ());
+         tuplets_.pop_back ();
+       }
+      else if (!to_boolean (get_property ("skipTypesetting"))) 
+       ev->origin ()->warning (_ ("No tuplet to end"));
     }
   else 
-    programming_error (_f ("direction of %s invalid: %d",
-                          "tuplet-span-event", int (dir)));
+    ev->origin ()->programming_error ("direction tuplet-span-event_ invalid.");
 }
 
 void
 Tuplet_engraver::process_music ()
 {
+  /*
+    This may happen if the end of a tuplet is part of a quoted voice.
+   */
+  Moment now = now_mom ();
+  for (vsize i = tuplets_.size (); i --; )
+    {
+      if (tuplets_[i].stop_moment_ == now)
+       {
+         stopped_tuplets_.push_back (tuplets_[i]);
+         tuplets_.erase (tuplets_.begin () + i);
+       }
+    }
+  
   for (vsize i = 0; i < stopped_tuplets_.size (); i++)
     {
-      if (stopped_tuplets_[i].bracket_)
+      Spanner *bracket = stopped_tuplets_[i].bracket_;
+      Spanner *number = stopped_tuplets_[i].number_;
+      if (bracket)
        {
          if (stopped_tuplets_[i].full_length_)
            {
@@ -90,20 +128,25 @@ Tuplet_engraver::process_music ()
                             ? get_property ("currentMusicalColumn")
                             : get_property ("currentCommandColumn"));
              
-             stopped_tuplets_[i].bracket_->set_bound (RIGHT, col);
-             stopped_tuplets_[i].number_->set_bound (RIGHT, col);
+             bracket->set_bound (RIGHT, col);
+             number->set_bound (RIGHT, col);
            }
-         else if (!stopped_tuplets_[i].bracket_->get_bound (RIGHT))
+         else if (!bracket->get_bound (RIGHT))
            {
-             stopped_tuplets_[i].bracket_->set_bound (RIGHT,
-                                                      stopped_tuplets_[i].bracket_->get_bound (LEFT));
-             stopped_tuplets_[i].number_->set_bound (RIGHT,
-                                                     stopped_tuplets_[i].bracket_->get_bound (LEFT));
-           }
+             if (bracket->get_bound (LEFT))
+               {
+                 bracket->set_bound (RIGHT,
+                                     bracket->get_bound (LEFT));
+                 number->set_bound (RIGHT,
+                                    stopped_tuplets_[i].bracket_->get_bound (LEFT));
+               }
+             else
+               programming_error ("stopped tuplet bracket has left nor right bound.");
+           }     
          // todo: scrap last_tuplets_, use stopped_tuplets_ only.
          // clear stopped_tuplets_ at start_translation_timestep
-         last_tuplets_.push_back (tuplets_[i].bracket_);
-         last_tuplets_.push_back (tuplets_[i].number_);
+         last_tuplets_.push_back (bracket);
+         last_tuplets_.push_back (number);
        }
     }
   stopped_tuplets_.clear ();
@@ -129,8 +172,10 @@ Tuplet_engraver::process_music ()
                                          tuplets_[i].event_->self_scm ());
       tuplets_[i].number_->set_object ("bracket", tuplets_[i].bracket_->self_scm ());
       tuplets_[i].bracket_->set_object ("tuplet-number", tuplets_[i].number_->self_scm ());
+      tuplets_[i].stop_moment_.grace_part_ = 0;
+      
       
-      if (i < tuplets_.size () - 1 && tuplets_[i + 1].bracket_)
+      if (i + 1 < tuplets_.size () && tuplets_[i + 1].bracket_)
        Tuplet_bracket::add_tuplet_bracket (tuplets_[i].bracket_, tuplets_[i + 1].bracket_);
       
       if (i > 0 && tuplets_[i - 1].bracket_)
@@ -155,6 +200,10 @@ void
 Tuplet_engraver::start_translation_timestep ()
 {
   last_tuplets_.clear ();
+  /*
+    May seem superfluous, but necessary for skipTypesetting.
+   */
+  new_tuplets_.clear ();       
 }
 
 void
@@ -174,11 +223,17 @@ Tuplet_engraver::Tuplet_engraver ()
 
 ADD_ACKNOWLEDGER (Tuplet_engraver, note_column);
 ADD_TRANSLATOR (Tuplet_engraver,
-               /* doc */ "Catch TupletSpannerEvent and generate appropriate bracket  ",
+               /* doc */
+               "Catch tuplet events and generate appropriate bracket.",
+               
                /* create */
                "TupletBracket "
                "TupletNumber ",
+
                /* read */
                "tupletFullLength "
                "tupletFullLengthNote ",
-               /* write */ "");
+
+               /* write */
+               ""
+               );