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1 /*
2   score-grav.hh -- declare Score_engraver
3
4   source file of the GNU LilyPond music typesetter
5
6   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
7 */
8
9
10 #ifndef SCORE_GRAV_HH
11 #define SCORE_GRAV_HH
12
13 #include "engraver-group.hh"
14 #include "global-translator.hh"
15
16 class Score_engraver : 
17     public Engraver_group_engraver, public Global_translator 
18 {
19     Line_of_score * scoreline_l_;
20
21     
22     Array<Item*> nobreak_item_p_arr_;
23     Link_array<Score_elem> musical_item_p_arr_;
24     
25     Score_column* command_column_l_;
26     Score_column* musical_column_l_;
27     
28     friend class Score;
29     void set_cols(Score_column*,Score_column*);
30     void typeset_all();
31     
32 public:
33     NAME_MEMBERS();
34
35     Score_engraver();
36
37 protected:   
38     /* Global_translator interface */
39     virtual void set_score(Score * score_l);
40     virtual void prepare(Moment);
41     virtual void finish();
42     virtual void process();
43     virtual int depth_i() const { return Global_translator::depth_i();}
44     virtual Translator* ancestor_l(int l) { return Global_translator::ancestor_l(l);}
45
46 protected:
47     /* Engraver_group_engraver interface */
48     virtual Staff_info get_staff_info()const;
49     virtual bool do_try_request(Request*);
50     virtual void do_creation_processing();
51     virtual void do_removal_processing();
52     virtual void announce_element(Score_elem_info);
53     virtual void typeset_breakable_item(Item * nobreak_p);
54     virtual void do_announces();
55     virtual void typeset_element(Score_elem*elem_p);
56     virtual Paper_def * paper() const;
57     virtual void do_pre_move_processing();
58 };
59
60 #endif // SCORE_GRAV_HH