2 // mudela-item.cc -- implement Mudela_item
4 // copyright 1997 Jan Nieuwenhuizen <jan@digicash.com>
7 #include "mi2mu-global.hh"
8 #include "string-convert.hh"
9 #include "duration-convert.hh"
10 #include "mudela-column.hh"
11 #include "mudela-item.hh"
12 #include "mudela-stream.hh"
13 #include "mudela-score.hh"
15 Mudela_item::Mudela_item (Mudela_column* mudela_column_l)
17 mudela_column_l_ = mudela_column_l;
20 Mudela_item::~Mudela_item ()
25 Mudela_item::at_mom ()
27 return mudela_column_l_->at_mom ();
31 Mudela_item::duration_mom ()
37 Mudela_item::output (Mudela_stream& mudela_stream_r)
39 mudela_stream_r << str () << String (" ");
42 Mudela_key::Mudela_key (int accidentals_i, int minor_i)
45 accidentals_i_ = accidentals_i;
53 if (accidentals_i_ >= 0)
54 key_i = ((accidentals_i_ % 7)[ "cgdaebf" ] - 'a' - 2) % 7;
56 key_i = ((-accidentals_i_ % 7)[ "cfbeadg" ] - 'a' - 2) % 7;
57 String str = "\\key ";
59 str += String ((char) ((key_i + 2) % 7 + 'A'));
60 else // heu, -2: should be - 1 1/2: A -> fis
61 str += String ((char) ((key_i + 2 - 2) % 7 + 'a'));
62 str = String ("% \"") + str
63 + String ('"') + _("; % not supported yet\n");
68 Mudela_key::notename_str (int pitch_i)
70 // this may seem very smart,
71 // but it-s only an excuse not to read a notename table
74 // minor scale: la-la (= + 5)
75 static int notename_i_a[ 12 ] = { 0, 0, 1, 1, 2, 3, 3, 4, 4, 5, 5, 6 };
76 int notename_i = notename_i_a[ (minor_i_ * 5 + pitch_i) % 12 ];
78 static int accidentals_i_a[ 12 ] = { 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0 };
79 int accidental_i = accidentals_i_a[ (minor_i_ * 5 + pitch_i) % 12 ];
80 if (accidental_i && (accidentals_i_ < 0))
82 accidental_i = - accidental_i;
83 notename_i = (notename_i + 1) % 7;
86 String notename_str = (char) ( ((notename_i + 2) % 7) + 'a');
87 while (accidental_i-- > 0)
90 while (accidental_i++ < 0)
91 if ((notename_str == "a") || (notename_str == "e"))
97 String de_octavate_str = String ('\'', (Mudela_note::c0_pitch_i_c_ + 11 - pitch_i) / 12);
98 String octavate_str = String ('\'', (pitch_i - Mudela_note::c0_pitch_i_c_) / 12);
99 return de_octavate_str + notename_str + octavate_str;
102 Mudela_meter::Mudela_meter (int num_i, int den_i, int clocks_4_i, int count_32_i)
105 sync_dur_.durlog_i_ = 3;
108 warning (String (_("#32 in quarter: ")) + String (count_32_i));
111 clocks_1_i_ = clocks_4_i * 4;
115 Mudela_meter::bar_mom ()
118 d.durlog_i_ = den_i_;
119 return Moment (num_i_) * Duration_convert::dur2_mom (d);
123 Mudela_meter::clocks_1_i ()
129 Mudela_meter::den_i ()
135 Mudela_meter::num_i ()
143 String str = "\\meter "
144 + String (num_i_) + "/" + String (1 << den_i_)
150 // statics Mudela_note
152 this switch can be used to write simple plets like
155 \plet 2/3; c4 \plet 1/1;
157 bool const Mudela_note::simple_plet_b_s = true;
159 Mudela_note::Mudela_note (Mudela_column* mudela_column_l, int channel_i, int pitch_i, int dyn_i)
160 : Mudela_item (mudela_column_l)
164 channel_i_ = channel_i;
170 Mudela_note::duration ()
172 assert (end_column_l_);
173 Moment mom = end_column_l_->at_mom () - at_mom ();
174 return Duration_convert::mom2_dur (mom);
178 Mudela_note::duration_mom ()
180 assert (end_column_l_);
181 return end_column_l_->at_mom () - at_mom ();
187 Duration dur = duration ();
188 if (dur.durlog_i_ < -10)
192 = mudela_column_l_->mudela_score_l_->mudela_key_l_->notename_str (pitch_i_);
195 return name_str + Duration_convert::dur2_str (dur) + " ";
200 str += String ("\\[")
201 + String_convert::i2dec_str (dur.plet_.iso_i_, 0, 0)
203 + String_convert::i2dec_str (dur.plet_.type_i_, 0, 0);
209 str += Duration_convert::dur2_str (tmp);
212 str += String (" \\]");
215 note of zero duration is nonsense,
216 but let's output anyway for convenient debugging
218 if (!duration_mom ())
219 return String ("\n% ") + str + "\n";
224 Mudela_skip::Mudela_skip (Mudela_column* mudela_column_l, Moment skip_mom)
225 : Mudela_item (mudela_column_l)
231 Mudela_skip::duration ()
233 return Duration_convert::mom2_dur (mom_);
237 Mudela_skip::duration_mom ()
239 return Duration_convert::dur2_mom (duration ());
248 Duration dur = duration ();
249 if (dur.durlog_i_<-10)
252 String str = "\\skip ";
253 str += Duration_convert::dur2_str (dur) + "; ";
258 Mudela_tempo::Mudela_tempo (int useconds_per_4_i)
261 useconds_per_4_i_ = useconds_per_4_i;
262 seconds_per_1_f_ = (Real)useconds_per_4_i_ * 4 / 1e6;
268 String str = "\\tempo 4=";
269 str += String (get_tempo_i (Moment (1, 4)));
275 Mudela_tempo::useconds_per_4_i ()
277 return useconds_per_4_i_;
281 Mudela_tempo::get_tempo_i (Moment moment)
283 return Moment (60) / moment / Moment (seconds_per_1_f_);
286 Mudela_text::Mudela_text (Mudela_text::Type type, String text_str)
290 text_str_ = text_str;
296 if (!text_str_.length_i ()
297 || (text_str_.length_i () != (int)strlen (text_str_.ch_C ())))
300 return "% " + text_str_ + "\n";