lily/music-wrapper-iterator.cc

   1 /*
   2   music-wrapper-iterator.cc --  implement Music_wrapper_iterator
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1998--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7
   8  */
   9
  10
  11 #include "music-wrapper-iterator.hh"
  12 #include "music-wrapper.hh"
  13
  14 Music_wrapper_iterator::Music_wrapper_iterator ()
  15 {
  16   child_iter_p_ =0;
  17 }
  18
  19
  20
  21 void
  22 Music_wrapper_iterator::do_print () const
  23 {
  24   child_iter_p_->print ();
  25 }
  26
  27 void
  28 Music_wrapper_iterator::construct_children ()
  29 {
  30   child_iter_p_ =
  31     get_iterator_p (dynamic_cast<Music_wrapper const*> (music_l_)->element_l ());
  32 }
  33
  34 Music_wrapper_iterator::~Music_wrapper_iterator ()
  35 {
  36   delete child_iter_p_;
  37 }
  38
  39
  40 bool
  41 Music_wrapper_iterator::ok () const
  42 {
  43   return child_iter_p_ && child_iter_p_->ok ();
  44 }
  45
  46 void
  47 Music_wrapper_iterator::do_process_and_next (Moment m)
  48 {
  49   child_iter_p_->process_and_next (m);
  50   Music_iterator::do_process_and_next (m);
  51 }
  52
  53
  54 Moment
  55 Music_wrapper_iterator::next_moment () const
  56 {
  57   return child_iter_p_->next_moment ();
  58 }
  59
  60
  61 Music_iterator*
  62 Music_wrapper_iterator::try_music_in_children (Music const *m) const
  63 {
  64   return child_iter_p_->try_music (m);
  65 }