staff.hh

   1 #ifndef STAFF_HH
   2 #define STAFF_HH
   3
   4 #include "score.hh"
   5 #include "voice.hh"
   6 #include "command.hh"
   7
   8
   9 /// base class for a collection of voices.
  10 struct Staff {
  11     /// synchronous horizontal stuff
  12     PointerList<Voice*> voices;
  13
  14     /// commands in chronological order
  15     PointerList<Command *> commands;
  16     PointerList<Staff_column*> cols;
  17
  18     /// indirections to the Score and PScore
  19     Score *score_;
  20     PScore *pscore_;
  21
  22     void add_voice(Voice *v);
  23     void add_staff_column(Staff_column *sp);
  24
  25
  26     /// interpret all requests and add items to #destination#.
  27     void process();
  28     /**
  29     This routines calls virtual functions from Staff, to delegate the
  30     interpretation of requests to a derived class of Staff */
  31
  32
  33     /****************************************************************
  34       VIRTUALS
  35     ****************************************************************/
  36
  37     void setup_staffcols();
  38
  39     virtual void set_output(PScore * destination)=0;
  40     virtual void grant_requests()=0;
  41
  42     Staff_column * get_col(Mtime,bool);
  43
  44     void add_commands(PointerList<Command* >const & sv);
  45     /**
  46     add all commands from sv.
  47
  48     PRE
  49     sv is time-ordered.
  50     */
  51     virtual Staff_column * create_col(Score_column * )=0;
  52
  53     void OK() const;
  54     void print() const;
  55     Mtime last() const;
  56     void clean_cols() ;
  57     virtual ~Staff() { }
  58 };
  59 #endif