lily/musical-request.cc

   1 /*
   2   request.cc -- implement all musical requests.
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   7 */
   8
   9 #include "musical-request.hh"
  10 #include "misc.hh"
  11 #include "debug.hh"
  12 #include "script-def.hh"
  13 #include "text-def.hh"
  14 #include "music-list.hh"
  15
  16
  17
  18 IMPLEMENT_IS_TYPE_B1(Musical_req,Request);
  19 void
  20 Musical_req::do_print() const{}
  21 void
  22 Tie_req::do_print() const{}
  23
  24
  25 /* *************** */
  26
  27
  28
  29
  30 IMPLEMENT_IS_TYPE_B1(Span_req,Musical_req);
  31
  32 void
  33 Span_req::do_print() const
  34 {
  35 #ifndef NPRINT
  36   DOUT << spantype ;
  37 #endif
  38 }
  39
  40 IMPLEMENT_IS_TYPE_B1(Spacing_req,Request);
  41
  42 Spacing_req::Spacing_req()
  43 {
  44   next = 0;
  45   distance = 0;
  46   strength = 0;
  47 }
  48
  49 void
  50 Spacing_req::do_print() const
  51 {
  52 #ifndef NPRINT
  53   DOUT << "next " << next << "dist " << distance << "strength\n";
  54 #endif
  55 }
  56
  57 IMPLEMENT_IS_TYPE_B1 (Abbreviation_req, Musical_req);
  58
  59 Abbreviation_req::Abbreviation_req ()
  60 {
  61   type_i_ = 0;
  62 }
  63
  64 void
  65 Abbreviation_req::do_print() const
  66 {
  67 #ifndef NPRINT
  68   DOUT << "type " << type_i_ << "\n";
  69 #endif
  70 }
  71
  72
  73 IMPLEMENT_IS_TYPE_B2(Blank_req,Spacing_req,Rhythmic_req);
  74
  75 void
  76 Blank_req::do_print() const
  77 {
  78   Spacing_req::do_print();
  79 }
  80 /* *************** */
  81
  82 Melodic_req::Melodic_req()
  83 {
  84   notename_i_ = 0;
  85   octave_i_ = 0;
  86   accidental_i_ = 0;
  87 }
  88
  89 void
  90 Melodic_req::transpose (Melodic_req const * delta)
  91 {
  92   int old_pitch = pitch();
  93   int delta_pitch = delta->pitch();
  94   octave_i_ += delta->octave_i_;
  95   notename_i_ += delta->notename_i_;
  96   while  (notename_i_ >= 7)
  97     {
  98         notename_i_ -= 7;
  99         octave_i_ ++;
 100     }
 101
 102   int new_pitch = pitch();
 103   int delta_acc = new_pitch - old_pitch - delta_pitch;
 104
 105   accidental_i_ -= delta_acc;
 106   if (abs (accidental_i_) > 2)
 107     {
 108         delta->warning (_("transposition makes accidental larger than 2"));
 109     }
 110 }
 111
 112 IMPLEMENT_IS_TYPE_B1(Melodic_req,Musical_req);
 113
 114 bool
 115 Melodic_req::do_equal_b (Request*r) const
 116 {
 117   Melodic_req* m= r->musical()->melodic ();
 118   return !compare (*m, *this);
 119 }
 120
 121 int
 122 Melodic_req::compare (Melodic_req const &m1 , Melodic_req const&m2)
 123 {
 124   int o=  m1.octave_i_ - m2.octave_i_;
 125   int n = m1.notename_i_ - m2.notename_i_;
 126   int a = m1.accidental_i_ - m2.accidental_i_;
 127
 128   if (o)
 129         return o;
 130   if (n)
 131         return n;
 132   if (a)
 133         return a;
 134   return 0;
 135 }
 136
 137 void
 138 Melodic_req::do_print() const
 139 {
 140 #ifndef NPRINT
 141   DOUT << "notename: " << notename_i_
 142          << " acc: " <<accidental_i_<<" oct: "<< octave_i_;
 143 #endif
 144 }
 145
 146 int
 147 Melodic_req::height() const
 148 {
 149   return  notename_i_ + octave_i_*7;
 150 }
 151
 152 /*
 153   should be settable from input to allow "viola"-mode
 154  */
 155 static Byte pitch_byte_a[  ] = { 0, 2, 4, 5, 7, 9, 11 };
 156
 157 int
 158 Melodic_req::pitch() const
 159 {
 160   return  pitch_byte_a[ notename_i_ % 7 ] + accidental_i_ + octave_i_ * 12;
 161 }
 162
 163 /* *************** */
 164 int
 165 Rhythmic_req::compare (Rhythmic_req const &r1, Rhythmic_req const &r2)
 166 {
 167   return (r1.duration() - r2.duration ());
 168 }
 169
 170 bool
 171 Rhythmic_req::do_equal_b (Request*r) const
 172 {
 173   Rhythmic_req* rh = r->musical()->rhythmic ();
 174
 175   return !compare (*this, *rh);
 176 }
 177
 178 void
 179 Rhythmic_req::set_duration (Duration d)
 180 {
 181   duration_ = d;
 182 }
 183
 184 Rhythmic_req::Rhythmic_req()
 185 {
 186 }
 187
 188
 189 IMPLEMENT_IS_TYPE_B1(Rhythmic_req,Musical_req);
 190
 191 void
 192 Rhythmic_req::do_print() const
 193 {
 194 #ifndef NPRINT
 195   DOUT << "duration { " <<duration_.str() << "}";
 196 #endif
 197 }
 198
 199
 200 Moment
 201 Rhythmic_req::duration() const
 202 {
 203   return duration_.length();
 204 }
 205 /* *************** */
 206
 207 Lyric_req::Lyric_req (Text_def* def_p)
 208   :Text_req (0, def_p)
 209 {
 210   def_p->align_i_ = CENTER;     // centre
 211   dir_ = DOWN;          // lyrics below (invisible) staff
 212 }
 213
 214
 215 IMPLEMENT_IS_TYPE_B2(Lyric_req,Musical_req,Rhythmic_req);
 216
 217 void
 218 Lyric_req::do_print() const
 219 {
 220   Rhythmic_req::do_print();
 221   Text_req::do_print();
 222 }
 223
 224 /* *************** */
 225 bool
 226 Note_req::do_equal_b (Request*r) const
 227 {
 228   return Rhythmic_req::do_equal_b (r) && Melodic_req::do_equal_b (r);
 229 }
 230
 231
 232 Note_req::Note_req()
 233 {
 234   forceacc_b_ = false;
 235 }
 236
 237 IMPLEMENT_IS_TYPE_B2(Note_req,Melodic_req,Rhythmic_req);
 238
 239 void
 240 Note_req::do_print() const
 241 {
 242 #ifndef NPRINT
 243   Melodic_req::do_print();
 244   if (forceacc_b_)
 245     {
 246         DOUT << " force accidental\n";
 247     }
 248   Rhythmic_req::do_print();
 249 #endif
 250 }
 251 /* *************** */
 252
 253 IMPLEMENT_IS_TYPE_B1(Rest_req,Rhythmic_req);
 254
 255 void
 256 Rest_req::do_print() const
 257 {
 258       Rhythmic_req::do_print();
 259 }
 260
 261 /* *************** */
 262
 263 IMPLEMENT_IS_TYPE_B1(Beam_req,Span_req);
 264
 265 Beam_req::Beam_req()
 266 {
 267 }
 268
 269 void
 270 Beam_req::do_print() const
 271 {
 272 }
 273
 274 /* *************** */
 275
 276 IMPLEMENT_IS_TYPE_B1 (Abbreviation_beam_req, Span_req);
 277
 278 Abbreviation_beam_req::Abbreviation_beam_req ()
 279 {
 280   type_i_ = 0;
 281 }
 282
 283 void
 284 Abbreviation_beam_req::do_print () const
 285 {
 286 }
 287
 288 IMPLEMENT_IS_TYPE_B1(Slur_req,Span_req);
 289 void
 290 Slur_req::do_print() const
 291 {
 292 }
 293
 294 IMPLEMENT_IS_TYPE_B1(Plet_req,Span_req);
 295
 296 Plet_req::Plet_req ()
 297 {
 298   plet_i_ = 0;
 299 }
 300
 301 void
 302 Plet_req::do_print () const
 303 {
 304 }
 305
 306 /* *************** */
 307
 308 bool
 309 Span_req:: do_equal_b (Request*r) const
 310 {
 311   Span_req * s = r->span();
 312   return spantype == s->spantype;
 313 }
 314
 315 Span_req::Span_req()
 316 {
 317   spantype = NOSPAN;
 318 }
 319
 320 /* *************** */
 321 Script_req::Script_req (Script_req const&s)
 322 {
 323   dir_ = s.dir_;
 324   scriptdef_p_ = s.scriptdef_p_ ? s.scriptdef_p_->clone() : 0;
 325 }
 326
 327 /*
 328   don't check dirs?
 329
 330   (d1.dir_ == d2.dir_)
 331  */
 332 bool
 333 Script_req::do_equal_b (Request*r) const
 334 {
 335   Script_req * s = r->script();
 336
 337   return  scriptdef_p_->equal_b (*s->scriptdef_p_);
 338 }
 339
 340 Script_req::Script_req()
 341 {
 342   dir_ = CENTER;
 343   scriptdef_p_ = 0;
 344 }
 345
 346
 347 IMPLEMENT_IS_TYPE_B1(Script_req,Request);
 348
 349 void
 350 Script_req::do_print() const
 351 {
 352 #ifndef NPRINT
 353   DOUT << " dir " << dir_ ;
 354   scriptdef_p_->print();
 355 #endif
 356 }
 357
 358 void
 359 Musical_script_req::do_print() const
 360 {
 361   Script_req::do_print();
 362 }
 363
 364
 365 IMPLEMENT_IS_TYPE_B2(Musical_script_req,Musical_req, Script_req);
 366
 367
 368 Script_req::~Script_req()
 369 {
 370   delete scriptdef_p_;
 371 }
 372 /* *************** */
 373
 374
 375 Text_req::~Text_req()
 376 {
 377   delete tdef_p_;
 378   tdef_p_ = 0;
 379 }
 380
 381 Text_req::Text_req (Text_req const& src)
 382 {
 383   tdef_p_ = new Text_def (*src.tdef_p_);
 384   dir_ = src.dir_;
 385 }
 386
 387 Text_req::Text_req (int dir_i, Text_def* tdef_p)
 388 {
 389   dir_ = Direction(dir_i);
 390   tdef_p_ = tdef_p;
 391 }
 392
 393
 394 IMPLEMENT_IS_TYPE_B1(Text_req,Musical_req);
 395
 396 void
 397 Text_req::do_print() const
 398 {
 399 #ifndef NPRINT
 400   DOUT << " dir " << dir_ ;
 401   tdef_p_->print();
 402 #endif
 403 }
 404
 405 /* *************** */
 406
 407
 408 IMPLEMENT_IS_TYPE_B1(Skip_req,Musical_req);
 409
 410 void
 411 Skip_req::do_print() const
 412 {
 413 #ifndef NPRINT
 414
 415   DOUT << "duration: " << duration();
 416 #endif
 417 }
 418
 419
 420
 421 IMPLEMENT_IS_TYPE_B1(Dynamic_req,Musical_req);
 422
 423 void
 424 Dynamic_req::do_print() const
 425 {
 426   Musical_req::do_print();
 427 }
 428
 429
 430 IMPLEMENT_IS_TYPE_B1(Absolute_dynamic_req,Musical_req);
 431
 432 void
 433 Absolute_dynamic_req::do_print() const
 434 {
 435 #ifndef NPRINT
 436   Dynamic_req::do_print();
 437   DOUT << " loudness " <<loudness_str ();
 438 #endif
 439 }
 440
 441
 442 bool
 443 Absolute_dynamic_req::do_equal_b (Request *r) const
 444 {
 445   Absolute_dynamic_req *a = r->musical ()->dynamic ()->absdynamic ();
 446   return loudness_ == a->loudness_;
 447 }
 448
 449 String
 450 Dynamic_req::loudness_static_str (Loudness l)
 451 {
 452   switch (l)
 453     {
 454     case FFF: return "fff";
 455     case FF: return "ff";
 456     case F: return "f";
 457     case MF: return "mf";
 458     case MP: return "mp";
 459     case P: return "p";
 460     case PP: return "pp";
 461     case PPP: return "ppp";
 462     case FP: return "fp";
 463     case SF: return "sf";
 464     case SFZ: return "sfz";
 465     }
 466   return "";
 467 }
 468
 469 String
 470 Absolute_dynamic_req::loudness_str () const
 471 {
 472   String s = loudness_static_str (loudness_);
 473   if (s.empty_b ())
 474     {
 475       s = "mf";
 476       warning (String (_("Never heard of dynamic scale "))
 477                + loudness_ + _(" assuming mf"));
 478     }
 479   return s;
 480 }
 481
 482
 483 Absolute_dynamic_req::Absolute_dynamic_req()
 484 {
 485   loudness_ = MF;
 486 }
 487
 488
 489 Span_dynamic_req::Span_dynamic_req()
 490 {
 491   dynamic_dir_  = CENTER;
 492 }
 493
 494
 495 IMPLEMENT_IS_TYPE_B1(Span_dynamic_req,Musical_req);
 496
 497 void
 498 Span_dynamic_req::do_print() const
 499 {
 500 #ifndef NPRINT
 501   Span_req::do_print();
 502   DOUT << "softer/louder: " <<dynamic_dir_;
 503 #endif
 504 }
 505
 506
 507 IMPLEMENT_IS_TYPE_B1(Tie_req,Musical_req);