2 instrument-name-engraver.cc -- implement Instrument_name_engraver
4 source file of the GNU LilyPond music typesetter
6 (c) 2000--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
11 #include "pointer-group-interface.hh"
12 #include "side-position-interface.hh"
13 #include "axis-group-interface.hh"
14 #include "align-interface.hh"
15 #include "text-interface.hh"
18 #include "translator.icc"
20 class Instrument_name_engraver : public Engraver
23 TRANSLATOR_DECLARATIONS (Instrument_name_engraver);
26 Spanner *text_spanner_;
31 vector<Grob*> axis_groups_;
33 virtual void finalize ();
34 DECLARE_ACKNOWLEDGER (axis_group);
35 void process_music ();
36 void start_spanner ();
40 Instrument_name_engraver::Instrument_name_engraver ()
45 short_text_ = SCM_EOL;
49 Instrument_name_engraver::process_music ()
55 Instrument_name_engraver::start_spanner ()
57 SCM long_text = get_property ("instrumentName");
58 SCM short_text = get_property ("shortInstrumentName");
60 if (!(Text_interface::is_markup (long_text)
61 || Text_interface::is_markup (short_text)))
63 long_text = get_property ("vocalName");
64 short_text = get_property ("shortVocalName");
67 if ((Text_interface::is_markup (long_text)
68 || Text_interface::is_markup (short_text))
70 || short_text_ != short_text
71 || long_text_ != long_text))
76 text_spanner_ = make_spanner ("InstrumentName", SCM_EOL);
78 Grob *col = unsmob_grob (get_property ("currentCommandColumn"));
79 text_spanner_->set_bound (LEFT, col);
80 text_spanner_->set_property ("text", short_text);
81 text_spanner_->set_property ("long-text", long_text);
83 short_text_ = short_text;
84 long_text_ = long_text;
89 Instrument_name_engraver::acknowledge_axis_group (Grob_info info)
92 && dynamic_cast<Spanner *> (info.grob ())
93 && Axis_group_interface::has_axis (info.grob (), Y_AXIS)
94 && (!Align_interface::has_interface (info.grob ())))
96 axis_groups_.push_back (info.grob ());
101 Instrument_name_engraver::finalize ()
110 Instrument_name_engraver::stop_spanner ()
112 for (vsize i = 0; i < axis_groups_.size (); i++)
113 Pointer_group_interface::add_grob (text_spanner_, ly_symbol2scm ("elements"), axis_groups_[i]);
115 text_spanner_->set_bound (RIGHT,
116 unsmob_grob (get_property ("currentCommandColumn")));
118 Pointer_group_interface::set_ordered (text_spanner_, ly_symbol2scm ("elements"), false);
120 System *system = get_root_system (text_spanner_);
123 UGH, should handle this in Score_engraver.
126 Axis_group_interface::add_element (system, text_spanner_);
128 text_spanner_->programming_error ("can't find root system");
133 #include "translator.icc"
135 ADD_ACKNOWLEDGER (Instrument_name_engraver, axis_group);
137 ADD_TRANSLATOR (Instrument_name_engraver,
140 "Creates a system start text for instrument or vocal names.",
149 "currentCommandColumn "
150 "shortInstrumentName "