staff.cc

   1 #include "staff.hh"
   2 #include "stcol.hh"
   3 #include "sccol.hh"
   4 #include "debug.hh"
   5
   6 Staff::Staff(Staff const&src)
   7 {
   8     PL_copy(voices,src.voices);
   9     PL_copy(commands,src.commands);
  10     assert(!cols.size());       // cols is a runtime field.
  11
  12     score_ = src.score_;
  13     pscore_ = src.pscore_;
  14 }
  15
  16 Paperdef*
  17 Staff::paper() const{
  18     return score_->paper_;
  19 }
  20
  21 void
  22 Staff::clean_cols()
  23 {
  24     PCursor<Staff_column *> stc(cols);
  25     for(; stc.ok(); ){
  26         if (!stc->score_column->used())
  27             stc.del();
  28         else
  29             stc++;
  30     }
  31 }
  32
  33 Staff_column *
  34 Staff::get_col(Real w, bool mus)
  35 {
  36     Score_column* sc = score_->find_col(w,mus);
  37     assert(sc->when == w);
  38     PCursor<Staff_column *> stc(cols);
  39     for (; stc.ok(); stc++) {
  40         if (*stc->score_column > *sc) // too far
  41             break;
  42         if (sc == stc->score_column)
  43             return stc;
  44     }
  45     Staff_column* newst = create_col(sc);
  46
  47     if (!stc.ok()) {
  48         cols.bottom().add(newst);
  49         return cols.bottom();
  50     }
  51
  52     if (mus) {
  53         stc.insert(newst);
  54         return newst;
  55     }
  56
  57     if ((stc-1)->when() == newst->when()) {
  58         stc--;
  59     }
  60
  61     stc.insert(newst);
  62
  63     return newst;
  64 }
  65
  66
  67 void
  68 Staff::add_voice(Voice *v)
  69 {
  70     voices.bottom().add(v);
  71 }
  72
  73 /*
  74     put all stuff grouped vertically in the Staff_cols
  75     */
  76 void
  77 Staff::setup_staffcols()
  78 {
  79
  80     for (PCursor<Voice*> vc(voices); vc.ok(); vc++) {
  81
  82         Real now = vc->start;
  83         for (PCursor<Voice_element *> ve(vc->elts); ve.ok(); ve++) {
  84
  85             Staff_column *sc=get_col(now,true);
  86             sc->add(ve);
  87             now += ve->duration;
  88         }
  89     }
  90
  91     for (PCursor<Command*> cc(commands); cc.ok(); cc++) {
  92         Staff_column *sc=get_col(cc->when,false);
  93         sc->s_commands.add(cc);
  94     }
  95 }
  96
  97 /// merge commands from score
  98 void
  99 Staff::add_commands(PointerList<Command*> const &cl)
 100 {
 101     PCursor<Command*> score_c(cl);
 102     PCursor<Command*> cc(commands);
 103
 104     while (score_c.ok()) {
 105         while (cc.ok() && cc->when <= score_c->when)
 106             cc++;
 107
 108         Command*nc = new Command (*(* score_c));
 109         if (cc.ok()) {
 110             // cc->when > score_c->when
 111             cc.insert( nc );
 112         } else {
 113             commands.bottom().add( nc);
 114             cc = commands.bottom();
 115         }
 116         score_c++;
 117     }
 118
 119     // now integrate break commands with other commands.
 120     // maybe do this in derived functions.
 121 }
 122
 123 void
 124 Staff::process()
 125 {
 126     setup_staffcols();
 127     OK();
 128     for (PCursor<Staff_column*> sc(cols); sc.ok(); sc++) {
 129         sc->process_commands();
 130         sc->process_requests();
 131     }
 132     grant_requests();
 133 }
 134
 135 void
 136 Staff::OK() const
 137 {
 138 #ifndef NDEBUG
 139     cols.OK();
 140     commands.OK();
 141     voices.OK();
 142     assert(score_);
 143 #endif
 144 }
 145
 146
 147 Real
 148 Staff::last() const
 149 {
 150     Real l = 0.0;
 151     for (PCursor<Voice*> vc(voices); vc.ok(); vc++) {
 152         l = MAX(l, vc->last());
 153     }
 154     return l;
 155 }
 156
 157
 158 void
 159 Staff::print() const
 160 {
 161 #ifndef NPRINT
 162     mtor << "Staff {\n";
 163     for (PCursor<Voice*> vc(voices); vc.ok(); vc++) {
 164         vc->print();
 165
 166     }
 167     mtor <<"}\n";
 168 #endif
 169 }
 170
 171 Staff::Staff()
 172 {
 173     score_ =0;
 174     pscore_=0;
 175 }