lily/auto-plet-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 "auto-plet-engraver.hh"
  11 #include "command-request.hh"
  12 #include "plet-spanner.hh"
  13 #include "note-column.hh"
  14
  15 bool
  16 Tuplet_engraver::do_try_request (Request *r)
  17 {
  18   if (Bracket_req * b = dynamic_cast <Bracket_req *> (r))
  19     {
  20       bracket_req_arr_.push (b);
  21       return true;
  22     }
  23   return false;
  24 }
  25
  26 void
  27 Tuplet_engraver::do_process_requests ()
  28 {
  29   int stopcount =0;
  30   Link_array<Plet_spanner> start_arr;
  31
  32   for (int i=0; i < bracket_req_arr_.size (); i++)
  33     {
  34       if (bracket_req_arr_[i]->spantype == Span_req::STOP)
  35         stopcount++;
  36       if (bracket_req_arr_[i]->spantype == Span_req::START)
  37         {
  38           Plet_spanner* glep = new Plet_spanner ();
  39           start_arr.push  (glep);
  40 // lots of stuff does info->elem_l_->is_type ()
  41 //        announce_element (Score_element_info (glep, bracket_req_arr_[i]));
  42         }
  43     }
  44
  45   for (; stopcount--; )
  46     {
  47       Plet_spanner* glep = started_span_p_arr_.pop ();
  48       stop_now_span_p_arr_.push (glep);
  49     }
  50
  51   for (int i=0; i < start_arr.size (); i++)
  52     started_span_p_arr_.push (start_arr.pop ());
  53 }
  54
  55 void
  56 Tuplet_engraver::acknowledge_element (Score_element_info i)
  57 {
  58   if (Note_column *nc = dynamic_cast<Note_column *> (i.elem_l_))
  59     {
  60
  61       for (int j =0; j  <started_span_p_arr_.size (); j++)
  62         // started_span_p_arr_[j]->add_column (nc);
  63         ;
  64     }
  65 }
  66
  67 void
  68 Tuplet_engraver::do_pre_move_processing ()
  69 {
  70   typeset_all ();
  71 }
  72
  73 void
  74 Tuplet_engraver::typeset_all ()
  75 {
  76   for (int i=0; i < stop_now_span_p_arr_.size (); i++)
  77     {
  78       typeset_element (stop_now_span_p_arr_[i]);
  79     }
  80
  81   stop_now_span_p_arr_.clear ();
  82 }
  83
  84 void
  85 Tuplet_engraver::do_removal_processing ()
  86 {
  87   typeset_all ();
  88   for (int i=0; i < started_span_p_arr_.size (); i++)
  89     {
  90       typeset_element (started_span_p_arr_[i]);
  91     }
  92 }
  93
  94 ADD_THIS_TRANSLATOR(Tuplet_engraver);
  95 IMPLEMENT_IS_TYPE_B1(Tuplet_engraver, Engraver);
  96
  97 Tuplet_engraver::Tuplet_engraver()
  98 {
  99 }
 100
 101
 102 void
 103 Tuplet_engraver::do_post_move_processing ()
 104 {
 105   bracket_req_arr_.clear ();
 106 }