lily/pulk-voice.cc

   1 /*
   2   pulk-voices.cc -- implement Pulk_voice
   3
   4   source file of the LilyPond music typesetter
   5
   6   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   7 */
   8 #include "pulk-voice.hh"
   9 #include "voice.hh"
  10 #include "musical-request.hh"
  11 #include "voice-element.hh"
  12
  13 Pulk_voice::Pulk_voice(Voice*voice_l, int idx)
  14     :    cur_(voice_l->elts_)
  15 {
  16     elt_mom_ = voice_l->start_;
  17     staff_idx_= idx;
  18     set_subtle();
  19 }
  20
  21 Array<Request*>
  22 Pulk_voice::get_req_l_arr() return req_l_arr;
  23 {
  24     Moment w = when();
  25     do {
  26         Moment sub = subtle_moment_priorities_[subtle_idx_];
  27         for (PCursor<Request*> i(cur_->req_p_list_); i.ok(); i++) {
  28             Musical_req* m_l = i->musical();
  29             if (!sub) {
  30                 if (!(m_l && m_l->subtle() && m_l->subtle()->subtime_ ))
  31                     req_l_arr.push(i);
  32             } else {
  33                 if (m_l && m_l->subtle() && m_l->subtle()->subtime_ == sub)
  34                     req_l_arr.push(i);
  35             }
  36         }
  37         next();
  38     } while ( ok() && when () == w);
  39 }
  40
  41 void
  42 Pulk_voice::set_subtle()
  43 {
  44     subtle_idx_ =0;
  45
  46     subtle_moment_priorities_.set_size(0);
  47     if (!cur_.ok())
  48         return;
  49     for (PCursor<Request*> i(cur_->req_p_list_); i.ok(); i++) {
  50         Musical_req* m_l = i->musical();
  51         if (m_l&&m_l->subtle()){
  52             Moment sub = m_l->subtle()->subtime_;
  53             subtle_moment_priorities_.insert(sub);
  54         } else {
  55             subtle_moment_priorities_.insert(0);
  56         }
  57     }
  58 }
  59
  60 void
  61 Pulk_voice::next()
  62 {
  63     assert(ok());
  64     subtle_idx_++;
  65     if (subtle_idx_ == subtle_moment_priorities_.size()) {
  66         elt_mom_ += cur_->duration_;
  67         cur_ ++;
  68         set_subtle();
  69     }
  70 }
  71
  72 Moment
  73 Pulk_voice::when()const
  74 {
  75     return elt_mom_ + subtle_moment_priorities_[subtle_idx_];
  76 }