lily/heads-engraver.cc

   1 /*
   2   head-grav.cc -- part of GNU LilyPond
   3
   4   (c)  1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   5 */
   6
   7 #include "note-head.hh"
   8 #include "heads-engraver.hh"
   9 #include "paper-def.hh"
  10 #include "musical-request.hh"
  11 #include "dots.hh"
  12 #include "dot-column.hh"
  13
  14 Note_heads_engraver::Note_heads_engraver()
  15 {
  16 }
  17
  18 bool
  19 Note_heads_engraver::do_try_music (Music *m)
  20 {
  21   if (Note_req * n =dynamic_cast <Note_req *> (m))
  22     {
  23       note_req_l_arr_.push (n);
  24       return true;
  25     }
  26   if (Tonic_req* t = dynamic_cast<Tonic_req*> (m))
  27     {
  28       return true;
  29     }
  30   return false;
  31 }
  32
  33 void
  34 Note_heads_engraver::do_process_requests()
  35 {
  36   if (note_p_arr_.size ())
  37     return ;
  38
  39   String noteheadstyle = get_property ("noteHeadStyle", 0);
  40   for (int i=0; i < note_req_l_arr_.size (); i++)
  41     {
  42       Note_head *note_p  = new Note_head;
  43       Note_req * note_req_l = note_req_l_arr_[i];
  44       note_p->balltype_i_ = note_req_l->duration_.durlog_i_;
  45       note_p->dots_i_ = note_req_l->duration_.dots_i_;
  46       if (note_p->dots_i_)
  47         {
  48           Dots * d = new Dots;
  49           note_p->dots_l_ = d;
  50           announce_element (Score_element_info (d,0));
  51           dot_p_arr_.push (d);
  52         }
  53
  54       //      note_p->steps_i_ = note_req_l->pitch_.steps ();
  55       note_p->position_i_ = note_req_l->pitch_.steps ();
  56
  57
  58       if (noteheadstyle == "transparent")
  59         note_p->set_elt_property (transparent_scm_sym, SCM_BOOL_T);
  60       else
  61         note_p->set_elt_property (style_scm_sym,
  62                                   gh_str02scm (noteheadstyle.ch_C()));
  63
  64
  65       Score_element_info itinf (note_p,note_req_l);
  66       announce_element (itinf);
  67       note_p_arr_.push (note_p);
  68     }
  69 }
  70
  71 void
  72 Note_heads_engraver::do_pre_move_processing()
  73 {
  74   for (int i=0; i < note_p_arr_.size (); i++)
  75     {
  76       typeset_element (note_p_arr_[i]);
  77     }
  78   note_p_arr_.clear ();
  79   for (int i=0; i < dot_p_arr_.size (); i++)
  80     {
  81       typeset_element (dot_p_arr_[i]);
  82     }
  83   dot_p_arr_.clear ();
  84
  85   note_req_l_arr_.clear ();
  86 }
  87
  88 void
  89 Note_heads_engraver::do_post_move_processing()
  90 {
  91
  92 }
  93
  94
  95
  96 ADD_THIS_TRANSLATOR(Note_heads_engraver);