lily/include/score-engraver.hh

   1 /*
   2   score-engraver.hh -- declare Score_engraver
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c)  1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7 */
   8
   9
  10 #ifndef SCORE_GRAV_HH
  11 #define SCORE_GRAV_HH
  12
  13 #include "engraver-group-engraver.hh"
  14 #include "global-translator.hh"
  15
  16 /**
  17   Top level engraver. Puts elements into appropriate columns.
  18  */
  19 class Score_engraver :
  20   public Engraver_group_engraver, public Global_translator
  21 {
  22   Line_of_score * scoreline_l_;
  23   int breaks_i_;
  24
  25   Link_array<Score_element> elem_p_arr_;
  26
  27   Paper_column* command_column_l_;
  28   Paper_column* musical_column_l_;
  29
  30   void set_columns (Paper_column*,Paper_column*);
  31   void typeset_all();
  32
  33 public:
  34   VIRTUAL_COPY_CONS(Translator);
  35   Paper_score * pscore_p_;
  36
  37   void forbid_breaks ();
  38   Score_engraver();
  39   virtual Music_output *get_output_p ();
  40 protected:
  41   virtual void prepare (Moment);
  42   virtual void finish();
  43   virtual void process();
  44   virtual int depth_i() const { return Global_translator::depth_i ();}
  45
  46 protected:
  47   /* Engraver_group_engraver interface */
  48   virtual Staff_info get_staff_info() const;
  49   virtual bool do_try_music (Music*);
  50   virtual void do_creation_processing();
  51   virtual void do_removal_processing();
  52   virtual void announce_element (Score_element_info);
  53   virtual void do_announces();
  54   virtual void typeset_element (Score_element*elem_p);
  55
  56   virtual void do_pre_move_processing();
  57   virtual void do_add_processing ();
  58 };
  59
  60 #endif // SCORE_GRAV_HH