release: 1.1.43

[lilypond.git] / lily / music-list.cc

diff --git a/lily/music-list.cc b/lily/music-list.cc
index b9b72ded25d2237249ec15d4e6963c849a3ba8b9..1d32d1d08d4bff3307ed35407352dabee705adc6 100644 (file)
--- a/lily/music-list.cc
+++ b/lily/music-list.cc
@@ -3,35 +3,29 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c)  1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c)  1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
-
-
 #include "music-list.hh"
 #include "musical-pitch.hh"
 #include "request.hh"
 #include "musical-request.hh"
+#include "main.hh"
+#include "killing-cons.tcc"
 
-
-IMPLEMENT_IS_TYPE_B1(Sequential_music,Music_sequence);
-IMPLEMENT_IS_TYPE_B1(Simultaneous_music,Music_sequence);
-
-MInterval
-Simultaneous_music::time_int() const
+Moment
+Simultaneous_music::length_mom () const
 {
-  MInterval m;
-  for (iter (music_p_list_p_->top(), i); i.ok (); i++)
-    m.unite (i->time_int());
-
-  return m;
+  return maximum_length ();
 }
 
+
+
 void
-Simultaneous_music::translate (Moment m)
+Music_sequence::compress (Moment m)
 {
-  for (iter (music_p_list_p_->top(), i); i.ok (); i++)
-    i->translate (m); 
+  for (Cons<Music> *i = music_p_list_p_->head_; i;  i = i->next_)
+    i->car_->compress (m);
 }
 
 Simultaneous_music::Simultaneous_music(Music_list *p)
@@ -43,100 +37,77 @@ Simultaneous_music::Simultaneous_music(Music_list *p)
 Sequential_music::Sequential_music(Music_list *p)
   : Music_sequence (p)
 {
-  offset_mom_ =0;
 }
 
-MInterval
-Sequential_music::time_int() const
+Moment
+Sequential_music::length_mom () const
 {
-  Moment last=0;
-  for (iter (music_p_list_p_->top(), i); i.ok (); i++) 
-    {
-      MInterval interval = i->time_int();
-       
-      /*
-       c4 <> c4
-      */
-      if (!interval.empty_b())
-       last += interval.length();
-    }
-  return  offset_mom_ + MInterval (0,last);
+  return cumulative_length ();
 }
 
-Musical_pitch
-Sequential_music::to_relative_octave (Musical_pitch p)
-{
-  return music_p_list_p_->do_relative_octave (p, false);
-}
 
 Musical_pitch
 Simultaneous_music::to_relative_octave (Musical_pitch p)
 {
-  return music_p_list_p_->do_relative_octave (p, true);
+  return do_relative_octave (p, true);
 }
 
-void
-Sequential_music::translate (Moment dt)
+Musical_pitch
+Music_sequence::do_relative_octave (Musical_pitch p, bool b)
 {
-  offset_mom_ += dt;
+  return music_p_list_p_->do_relative_octave (p, b);  
 }
 
-
-
-
 Musical_pitch 
 Music_list::do_relative_octave (Musical_pitch last, bool ret_first)
 {
   Musical_pitch retval;
   int count=0;
-  for (PCursor<Music*> i (top ()); i.ok (); i++)
+  for (Cons<Music> *i = head_; i ; i = i->next_)
     {
-      last = i->to_relative_octave (last);
+      last = i->car_->to_relative_octave (last);
       if (!count ++ )
        retval = last;
     }
+
   if (!ret_first)
     retval = last;
+  
   return retval;
 }
 
 
 Music_list::Music_list (Music_list const &s)
-  : Pointer_list<Music*> ()
+  : Cons_list<Music> (s)
 {
-  for (PCursor<Music*> i(s.top()); i.ok (); i++)
-    add_music (i->clone());
+  Cons_list<Music>::init ();
+  clone_killing_cons_list (*this, s.head_);
 }
 
+
 void
 Music_list::add_music (Music*m_p)
 {
   if (!m_p)
     return;
 
-  bottom().add (m_p);
+  append (new Killing_cons<Music> (m_p, 0));
 }
 
-
-IMPLEMENT_IS_TYPE_B1(Request_chord, Simultaneous_music);
-
-
 Request_chord::Request_chord()
   : Simultaneous_music (new Music_list)
 {
-  multi_level_i_ =0;
 }
 
 
 Musical_pitch
 Request_chord::to_relative_octave (Musical_pitch last)
 {
-  for (iter (music_p_list_p_->top(),i); i.ok (); i++)
+  for (Cons<Music> *i = music_p_list_p_->head_; i ; i = i->next_)
     {
-      Musical_req *m =((Request*)i.ptr ())->access_Musical_req ();
-      if (m && m->access_Melodic_req ())
-       {         
-         Musical_pitch &pit = m->access_Melodic_req ()->pitch_;
+      if (Melodic_req *m= dynamic_cast <Melodic_req *> (i->car_))
+       {
+         Musical_pitch &pit = m->pitch_;
          pit.to_relative_octave (last);
          return pit;
        }
@@ -146,6 +117,5 @@ Request_chord::to_relative_octave (Musical_pitch last)
 
 
 Music_list::Music_list ()
-  : Pointer_list<Music*> ()
 {
 }