lily/include/global-context.hh

   1 /*
   2   global-context.hh -- declare Global_context
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1997--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
   7 */
   8
   9 #ifndef GLOBAL_CONTEXT_HH
  10 #define GLOBAL_CONTEXT_HH
  11
  12 #include "context.hh"
  13 #include "pqueue.hh"
  14
  15 class Global_context : public virtual Context
  16 {
  17   PQueue<Moment> extra_mom_pq_;
  18   Output_def *output_def_;
  19
  20   DECLARE_CLASSNAME(Global_context);
  21
  22   friend class Output_def;
  23 public:
  24   Global_context (Output_def *);
  25   int get_moments_left () const;
  26   Moment sneaky_insert_extra_moment (Moment);
  27   void add_moment_to_process (Moment);
  28   void run_iterator_on_me (Music_iterator *);
  29   virtual Context *get_score_context () const;
  30
  31   void apply_finalizations ();
  32   void add_finalization (SCM);
  33
  34   DECLARE_LISTENER (prepare);
  35   virtual SCM get_output ();
  36   virtual Output_def *get_output_def () const;
  37   virtual Moment now_mom () const;
  38   virtual Context *get_default_interpreter ();
  39
  40   Moment previous_moment () const;
  41 protected:
  42   Moment prev_mom_;
  43   Moment now_mom_;
  44 };
  45
  46 SCM ly_format_output (SCM);
  47 Global_context *unsmob_global_context (SCM x);
  48
  49 #endif // GLOBAL_CONTEXT_HH