2 mark-engraver.cc -- implement Mark_engraver
4 source file of the GNU LilyPond music typesetter
6 (c) 1998--2003 Jan Nieuwenhuizen <janneke@gnu.org>
10 #include "bar-line.hh"
12 #include "staff-symbol.hh"
13 #include "engraver-group-engraver.hh"
14 #include "engraver.hh"
15 #include "lily-guile.hh"
16 #include "paper-column.hh"
17 #include "paper-def.hh"
18 #include "side-position-interface.hh"
19 #include "staff-symbol-referencer.hh"
21 #include "group-interface.hh"
22 #include "text-item.hh"
25 put stuff over or next to bars. Examples: bar numbers, marginal notes,
28 class Mark_engraver : public Engraver
31 TRANSLATOR_DECLARATIONS(Mark_engraver);
36 virtual void stop_translation_timestep ();
37 virtual void acknowledge_grob (Grob_info);
38 void create_items (Music*);
39 virtual bool try_music (Music *req);
40 virtual void process_music ();
50 Mark_engraver::Mark_engraver ()
57 Mark_engraver::acknowledge_grob (Grob_info inf)
60 if (text_ && Bar_line::has_interface (s))
63 TODO: make this configurable. RehearsalMark cannot be
64 break-aligned, since the width of the object should not be taken
65 into alignment considerations.
67 text_->set_parent (s, X_AXIS);
72 Mark_engraver::stop_translation_timestep ()
76 text_->set_grob_property ("side-support-elements" , get_property ("stavesFound"));
85 Mark_engraver::create_items (Music *rq)
90 text_ = new Item (get_property ("RehearsalMark"));
91 announce_grob(text_, rq->self_scm());
96 Mark_engraver::try_music (Music* r)
105 TODO: make the increment function in Scheme.
108 TODO: junk the number type for rehearsalMark
111 Mark_engraver::process_music ()
115 create_items (mark_req_);
121 SCM m = mark_req_->get_mus_property ("label");
122 if (Text_item::markup_p (m))
124 text_->set_grob_property ("text",m);
130 if (!gh_string_p (m) && !gh_number_p (m))
131 m = get_property ("rehearsalMark");
135 int mark_count = gh_scm2int (m);
136 t = to_string (mark_count);
138 m = gh_int2scm (mark_count);
140 else if (gh_string_p (m))
142 t = ly_scm2string (m);
150 m = scm_makfrom0str (t.to_str0 ());
158 text_->set_grob_property ("text",
159 scm_makfrom0str (t.to_str0 ()));
161 SCM series = SCM_EOL;
162 SCM family = ly_symbol2scm ("number");
163 for (int i=0; i < t.length (); i++)
168 This looks strange, since \mark "A"
169 isn't printed in bold.
173 // series = ly_symbol2scm ("bold");
174 family = ly_symbol2scm ("roman");
178 if (gh_symbol_p (series))
179 text_->set_grob_property ("font-series", series);
180 if (gh_symbol_p (family))
181 text_->set_grob_property ("font-family", family);
184 if (gh_number_p (m) || gh_string_p (m))
185 daddy_trans_->set_property ("rehearsalMark", m);
189 ENTER_DESCRIPTION(Mark_engraver,
191 /* creats*/ "RehearsalMark",
192 /* accepts */ "mark-event",
193 /* acks */ "bar-line-interface",
194 /* reads */ "rehearsalMark stavesFound",