lily/tuplet-engraver.cc

   1 /*
   2   auto-plet-engraver.cc --  implement Auto_plet_engraver
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7
   8  */
   9
  10 #include "tuplet-engraver.hh"
  11 #include "command-request.hh"
  12 #include "tuplet-spanner.hh"
  13 #include "note-column.hh"
  14 #include "compressed-music.hh"
  15 #include "text-def.hh"
  16
  17 bool
  18 Tuplet_engraver::do_try_music (Music *r)
  19 {
  20   if (Compressed_music * c = dynamic_cast<Compressed_music *> (r))
  21     {
  22       compressed_music_arr_.push (c);
  23       stop_moments_.push (now_moment () + c->duration ());
  24       return true;
  25     }
  26   return false;
  27 }
  28
  29 void
  30 Tuplet_engraver::do_process_requests ()
  31 {
  32   for (int i= started_span_p_arr_.size ();
  33        i < compressed_music_arr_.size (); i++)
  34     {
  35       Plet_spanner* glep = new Plet_spanner;
  36       started_span_p_arr_.push (glep);
  37
  38       Text_def *t = new Text_def;
  39       t->text_str_ = to_str (compressed_music_arr_[i]->den_i_);
  40       glep->tdef_p_.set_p  (t);
  41       announce_element (Score_element_info (glep, compressed_music_arr_ [i]));
  42     }
  43 }
  44
  45 void
  46 Tuplet_engraver::acknowledge_element (Score_element_info i)
  47 {
  48   if (Note_column *nc = dynamic_cast<Note_column *> (i.elem_l_))
  49     {
  50       for (int j =0; j  <started_span_p_arr_.size (); j++)
  51         started_span_p_arr_[j]->add_column (nc);
  52     }
  53 }
  54
  55 void
  56 Tuplet_engraver::do_post_move_processing ()
  57 {
  58   Moment now = now_moment ();
  59   for (int i= started_span_p_arr_.size (); i--; )
  60     {
  61       if (now >= stop_moments_[i])
  62         {
  63           typeset_element (started_span_p_arr_[i]);
  64           started_span_p_arr_.del (i);
  65           stop_moments_.del(i);
  66           compressed_music_arr_.del(i);
  67         }
  68     }
  69 }
  70
  71 void
  72 Tuplet_engraver::do_removal_processing ()
  73 {
  74   for (int i=0; i < started_span_p_arr_.size (); i++)
  75     {
  76       typeset_element (started_span_p_arr_[i]);
  77     }
  78 }
  79
  80 ADD_THIS_TRANSLATOR(Tuplet_engraver);
  81