2 text-engraver.cc -- implement Text_engraver
4 source file of the GNU LilyPond music typesetter
6 (c) 1998--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
9 #include "directional-element-interface.hh"
10 #include "engraver.hh"
11 #include "rhythmic-head.hh"
12 #include "side-position-interface.hh"
14 #include "stream-event.hh"
15 #include "text-interface.hh"
17 #include "translator.icc"
20 typeset directions that are plain text.
22 class Text_engraver : public Engraver
24 vector<Stream_event *> evs_;
27 TRANSLATOR_DECLARATIONS (Text_engraver);
29 void stop_translation_timestep ();
30 void process_acknowledged ();
32 DECLARE_TRANSLATOR_LISTENER (text_script);
33 DECLARE_ACKNOWLEDGER (stem_tremolo);
34 DECLARE_ACKNOWLEDGER (stem);
35 DECLARE_ACKNOWLEDGER (rhythmic_head);
38 IMPLEMENT_TRANSLATOR_LISTENER (Text_engraver, text_script);
40 Text_engraver::listen_text_script (Stream_event *ev)
46 Text_engraver::acknowledge_rhythmic_head (Grob_info inf)
48 for (vsize i = 0; i < texts_.size (); i++)
51 Side_position_interface::add_support (t, inf.grob ());
56 if (Side_position_interface::get_axis (t) == X_AXIS
57 && !t->get_parent (Y_AXIS))
58 t->set_parent (inf.grob (), Y_AXIS);
59 else if (Side_position_interface::get_axis (t) == Y_AXIS
60 && !t->get_parent (X_AXIS))
61 t->set_parent (inf.grob (), X_AXIS);
66 Text_engraver::acknowledge_stem (Grob_info inf)
68 for (vsize i = 0; i < texts_.size (); i++)
69 Side_position_interface::add_support (texts_[i], inf.grob ());
73 Text_engraver::acknowledge_stem_tremolo (Grob_info info)
75 for (vsize i = 0; i < texts_.size (); i++)
76 Side_position_interface::add_support (texts_[i], info.grob ());
80 Text_engraver::process_acknowledged ()
84 for (vsize i = 0; i < evs_.size (); i++)
86 Stream_event *r = evs_[i];
88 // URG: Text vs TextScript
89 Item *text = make_item ("TextScript", r->self_scm ());
92 Side_position_interface::set_axis (text, ax);
96 SCM s = text->get_property ("script-priority");
97 if (scm_is_number (s))
98 priority = scm_to_int (s);
100 /* see script-engraver.cc */
103 text->set_property ("script-priority", scm_from_int (priority));
105 Direction dir = to_dir (r->get_property ("direction"));
107 set_grob_direction (text, dir);
109 SCM mark = r->get_property ("text");
111 text->set_property ("text", mark);
112 texts_.push_back (text);
117 Text_engraver::stop_translation_timestep ()
123 Text_engraver::Text_engraver ()
127 ADD_ACKNOWLEDGER (Text_engraver, stem);
128 ADD_ACKNOWLEDGER (Text_engraver, stem_tremolo);
129 ADD_ACKNOWLEDGER (Text_engraver, rhythmic_head);
130 ADD_TRANSLATOR (Text_engraver,
131 /* doc */ "Create text-scripts",
132 /* create */ "TextScript",
133 /* accept */ "text-script-event",