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[lilypond.git] / lily / engraver.cc
1 /*
2   engraver.cc -- implement Engraver
3
4   Sourcefile of GNU LilyPond musictypesetter
5
6   (c)  1997--1998 Han-Wen Nienhuys <hanwen@stack.nl>
7 */
8
9 #include "music-list.hh"
10 #include "musical-request.hh"
11 #include "engraver.hh"
12 #include "engraver-group.hh"
13 #include "debug.hh"
14
15 void
16 Engraver::fill_staff_info (Staff_info&)
17 {
18   
19 }
20
21
22 void
23 Engraver::announce_element (Score_elem_info i)
24 {
25   i.origin_grav_l_arr_.push (this);
26   daddy_grav_l()->announce_element (i);
27 }
28
29
30 void
31 Engraver::typeset_element (Score_elem*p)
32 {
33   daddy_grav_l()->typeset_element (p);
34 }
35
36 Paper_def*
37 Engraver::paper() const
38 {
39   return (Paper_def*)output_def_l_;
40 }
41
42
43 Staff_info
44 Engraver::get_staff_info() const
45 {
46   if (daddy_grav_l())
47     return daddy_grav_l()->get_staff_info();
48   Staff_info info;
49   return info;
50 }
51
52
53 IMPLEMENT_IS_TYPE_B1(Engraver, Translator);
54
55
56 Engraver_group_engraver*
57 Engraver::daddy_grav_l () const
58 {
59   return (daddy_trans_l_ )
60        ? (Engraver_group_engraver*) daddy_trans_l_->engraver_l ()
61        : 0;
62 }