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
;
21 Mudela_item::at_mom ()
23 return mudela_column_l_
->at_mom ();
27 Mudela_item::duration_mom ()
33 Mudela_item::output (Mudela_stream
& mudela_stream_r
)
35 mudela_stream_r
<< str () << String (" ");
38 Mudela_key::Mudela_key (int accidentals_i
, int minor_i
)
41 accidentals_i_
= accidentals_i
;
49 if (accidentals_i_
>= 0)
50 key_i
= ((accidentals_i_
% 7)[ "cgdaebf" ] - 'a' - 2) % 7;
52 key_i
= ((-accidentals_i_
% 7)[ "cfbeadg" ] - 'a' - 2) % 7;
53 String str
= "\\key ";
55 str
+= String ((char) ((key_i
+ 2) % 7 + 'A'));
56 else // heu, -2: should be - 1 1/2: A -> fis
57 str
+= String ((char) ((key_i
+ 2 - 2) % 7 + 'a'));
58 str
= String ("% \"") + str
59 + String ('"') + _("; % not supported yet\n");
64 Mudela_key::notename_str (int pitch_i
)
66 // this may seem very smart,
67 // but it-s only an excuse not to read a notename table
70 // minor scale: la-la (= + 5)
71 static int notename_i_a
[ 12 ] = { 0, 0, 1, 1, 2, 3, 3, 4, 4, 5, 5, 6 };
72 int notename_i
= notename_i_a
[ (minor_i_
* 5 + pitch_i
) % 12 ];
74 static int accidentals_i_a
[ 12 ] = { 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0 };
75 int accidental_i
= accidentals_i_a
[ (minor_i_
* 5 + pitch_i
) % 12 ];
76 if (accidental_i
&& (accidentals_i_
< 0))
78 accidental_i
= - accidental_i
;
79 notename_i
= (notename_i
+ 1) % 7;
82 String notename_str
= (char) ( ((notename_i
+ 2) % 7) + 'a');
83 while (accidental_i
-- > 0)
86 while (accidental_i
++ < 0)
87 if ((notename_str
== "a") || (notename_str
== "e"))
93 String de_octavate_str
= String ('\'', (Mudela_note::c0_pitch_i_c_
+ 11 - pitch_i
) / 12);
94 String octavate_str
= String ('\'', (pitch_i
- Mudela_note::c0_pitch_i_c_
) / 12);
95 return de_octavate_str
+ notename_str
+ octavate_str
;
98 Mudela_meter::Mudela_meter (int num_i
, int den_i
, int clocks_4_i
, int count_32_i
)
101 sync_dur_
.durlog_i_
= 3;
104 warning (String (_("#32 in quarter: ")) + String (count_32_i
));
107 clocks_1_i_
= clocks_4_i
* 4;
111 Mudela_meter::bar_mom ()
114 d
.durlog_i_
= den_i_
;
115 return Moment (num_i_
) * Duration_convert::dur2_mom (d
);
119 Mudela_meter::clocks_1_i ()
125 Mudela_meter::den_i ()
131 Mudela_meter::num_i ()
139 String str
= "\\meter "
140 + String (num_i_
) + "/" + String (1 << den_i_
)
146 // statics Mudela_note
148 this switch can be used to write simple plets like
151 \plet 2/3; c4 \plet 1/1;
153 bool const Mudela_note::simple_plet_b_s
= true;
155 Mudela_note::Mudela_note (Mudela_column
* mudela_column_l
, int channel_i
, int pitch_i
, int dyn_i
)
156 : Mudela_item (mudela_column_l
)
160 channel_i_
= channel_i
;
166 Mudela_note::duration ()
168 assert (end_column_l_
);
169 Moment mom
= end_column_l_
->at_mom () - at_mom ();
170 return Duration_convert::mom2_dur (mom
);
174 Mudela_note::duration_mom ()
176 assert (end_column_l_
);
177 return end_column_l_
->at_mom () - at_mom ();
183 Duration dur
= duration ();
184 if (dur
.durlog_i_
< -10)
188 = mudela_column_l_
->mudela_score_l_
->mudela_key_l_
->notename_str (pitch_i_
);
191 return name_str
+ Duration_convert::dur2_str (dur
) + " ";
196 str
+= String ("\\plet ")
197 + String_convert::i2dec_str (dur
.plet_
.iso_i_
, 0, 0)
199 + String_convert::i2dec_str (dur
.plet_
.type_i_
, 0, 0)
206 str
+= Duration_convert::dur2_str (tmp
);
209 str
+= String (" \\plet 1/1;");
212 note of zero duration is nonsense,
213 but let's output anyway for convenient debugging
215 if (!duration_mom ())
216 return String ("\n% ") + str
+ "\n";
221 Mudela_skip::Mudela_skip (Mudela_column
* mudela_column_l
, Moment skip_mom
)
222 : Mudela_item (mudela_column_l
)
228 Mudela_skip::duration ()
230 return Duration_convert::mom2_dur (mom_
);
234 Mudela_skip::duration_mom ()
236 return Duration_convert::dur2_mom (duration ());
245 Duration dur
= duration ();
246 if (dur
.durlog_i_
<-10)
249 String str
= "\\skip ";
250 str
+= Duration_convert::dur2_str (dur
) + "; ";
255 Mudela_tempo::Mudela_tempo (int useconds_per_4_i
)
258 useconds_per_4_i_
= useconds_per_4_i
;
259 seconds_per_1_f_
= (Real
)useconds_per_4_i_
* 4 / 1e6
;
265 String str
= "\\tempo 4=";
266 str
+= String (get_tempo_i (Moment (1, 4)));
272 Mudela_tempo::useconds_per_4_i ()
274 return useconds_per_4_i_
;
278 Mudela_tempo::get_tempo_i (Moment moment
)
280 return Moment (60) / moment
/ Moment (seconds_per_1_f_
);
283 Mudela_text::Mudela_text (Mudela_text::Type type
, String text_str
)
287 text_str_
= text_str
;
293 if (!text_str_
.length_i ()
294 || (text_str_
.length_i () != (int)strlen (text_str_
.ch_C ())))
297 return "% " + text_str_
+ "\n";