2
head-grav.cc -- part of GNU LilyPond
4
(c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
2
tab-note-heads-engraver.cc -- part of GNU LilyPond
4
based on note-heads-engraver.cc, by Jean-Baptiste Lamy <jiba@tuxfamily.org>,
9
13
#include "rhythmic-head.hh"
10
#include "paper-def.hh"
14
#include "output-def.hh"
13
17
#include "dot-column.hh"
14
18
#include "staff-symbol-referencer.hh"
16
20
#include "score-engraver.hh"
22
#include "duration.hh"
20
25
make (guitar-like) tablature note
22
27
class Tab_note_heads_engraver : public Engraver
24
Link_array<Item> notes_;
26
Link_array<Item> dots_;
27
Link_array<Music> note_events_;
28
Link_array<Music> tabstring_events_;
32
vector<Music*> note_events_;
33
vector<Music*> tabstring_events_;
30
35
TRANSLATOR_DECLARATIONS (Tab_note_heads_engraver);
33
virtual bool try_music (Music *event) ;
34
virtual void process_music ();
38
virtual bool try_music (Music *event);
39
void process_music ();
36
virtual void stop_translation_timestep ();
41
void stop_translation_timestep ();
40
44
Tab_note_heads_engraver::Tab_note_heads_engraver ()
45
Tab_note_heads_engraver::try_music (Music *m)
49
Tab_note_heads_engraver::try_music (Music *m)
47
51
if (m->is_mus_type ("note-event"))
49
note_events_.push (m);
53
note_events_.push_back (m);
52
56
else if (m->is_mus_type ("string-number-event"))
54
tabstring_events_.push (m);
58
tabstring_events_.push_back (m);
57
61
else if (m->is_mus_type ("busy-playing-event"))
59
return note_events_.size ();
62
return note_events_.size ();
67
68
Tab_note_heads_engraver::process_music ()
70
for (int i=0; i < note_events_.size (); i++)
71
for (vsize i = 0; i < note_events_.size (); i++)
72
73
SCM stringTunings = get_property ("stringTunings");
73
int number_of_strings = ((int) gh_length (stringTunings));
74
int number_of_strings = ((int) ly_length (stringTunings));
74
75
bool high_string_one = to_boolean (get_property ("highStringOne"));
76
Item * note = make_item ("TabNoteHead");
78
Music * event = note_events_[i];
81
Music * tabstring_event=0;
83
for (SCM s =event->get_property ("articulations");
84
!tabstring_event && gh_pair_p (s); s = gh_cdr (s))
77
Music *event = note_events_[i];
78
Item *note = make_item ("TabNoteHead", event->self_scm ());
80
Music *tabstring_event = 0;
82
for (SCM s = event->get_property ("articulations");
83
!tabstring_event && scm_is_pair (s); s = scm_cdr (s))
86
Music * art = unsmob_music (gh_car (s));
85
Music *art = unsmob_music (scm_car (s));
88
87
if (art->is_mus_type ("string-number-event"))
89
88
tabstring_event = art;
92
if (!tabstring_event && j < tabstring_events_.size ())
91
if (!tabstring_event && j < tabstring_events_.size ())
94
93
tabstring_event = tabstring_events_[j];
95
if (j +1 < tabstring_events_.size ())
94
if (j + 1 < tabstring_events_.size ())
108
107
tab_string = high_string_one ? 1 : number_of_strings;
109
108
string_found = false;
112
111
Duration dur = *unsmob_duration (event->get_property ("duration"));
113
112
note->set_property ("duration-log",
114
gh_int2scm (dur.duration_log ()));
113
scm_from_int (dur.duration_log ()));
116
115
if (dur.dot_count ())
118
Item * d = make_item ("Dots");
117
Item *d = make_item ("Dots", event->self_scm ());
119
118
Rhythmic_head::set_dots (note, d);
121
120
if (dur.dot_count ()
122
!= gh_scm2int (d->get_property ("dot-count")))
123
d->set_property ("dot-count", gh_int2scm (dur.dot_count ()));
121
!= scm_to_int (d->get_property ("dot-count")))
122
d->set_property ("dot-count", scm_from_int (dur.dot_count ()));
125
124
d->set_parent (note, Y_AXIS);
126
announce_grob (d, SCM_EOL);
131
129
SCM scm_pitch = event->get_property ("pitch");
132
SCM proc = get_property ("tablatureFormat");
130
SCM proc = get_property ("tablatureFormat");
133
131
SCM min_fret_scm = get_property ("minimumFret");
134
int min_fret = gh_number_p (min_fret_scm) ? gh_scm2int (min_fret_scm) : 0;
132
int min_fret = scm_is_number (min_fret_scm) ? scm_to_int (min_fret_scm) : 0;
136
134
while (!string_found)
138
136
int fret = unsmob_pitch (scm_pitch)->semitone_pitch ()
139
- gh_scm2int (gh_list_ref (stringTunings,gh_int2scm (tab_string-1)));
137
- scm_to_int (scm_list_ref (stringTunings, scm_from_int (tab_string - 1)));
141
139
tab_string += high_string_one ? 1 : -1;
143
141
string_found = true;
146
SCM text = gh_call3 (proc, gh_int2scm (tab_string), stringTunings, scm_pitch);
144
SCM text = scm_call_3 (proc, scm_from_int (tab_string), stringTunings, scm_pitch);
148
146
int pos = 2 * tab_string - number_of_strings - 1; // No tab-note between the string !!!
149
147
if (to_boolean (get_property ("stringOneTopmost")))
152
note->set_property ("text", text);
154
note->set_property ("staff-position", gh_int2scm (pos));
155
announce_grob (note, event->self_scm ());
150
note->set_property ("text", text);
152
note->set_property ("staff-position", scm_from_int (pos));
153
notes_.push_back (note);
161
158
Tab_note_heads_engraver::stop_translation_timestep ()
163
for (int i=0; i < notes_.size (); i++)
165
typeset_grob (notes_[i]);
169
for (int i=0; i < dots_.size (); i++)
171
typeset_grob (dots_[i]);
175
162
note_events_.clear ();
176
163
tabstring_events_.clear ();
166
#include "translator.icc"
180
ENTER_DESCRIPTION (Tab_note_heads_engraver,
181
/* descr */ "Generate one or more tablature noteheads from Music of type NoteEvent.",
182
/* creats*/ "TabNoteHead Dots",
183
/* accepts */ "note-event string-number-event busy-playing-event",
185
/* reads */ "middleCPosition stringTunings minimumFret tablatureFormat highStringOne stringOneTopmost",
168
ADD_TRANSLATOR (Tab_note_heads_engraver,
169
/* doc */ "Generate one or more tablature noteheads from Music of type NoteEvent.",
170
/* create */ "TabNoteHead Dots",
171
/* accept */ "note-event string-number-event busy-playing-event",
172
/* read */ "middleCPosition stringTunings minimumFret tablatureFormat highStringOne stringOneTopmost",