ly/engraver-init.ly

   1 \version "2.12.0"
   2
   3 \context {
   4   \name "Global"
   5
   6   \accepts "Score"
   7
   8   \defaultchild "Score"
   9   \description "Hard coded entry point for LilyPond.  Cannot be tuned."
  10   \grobdescriptions #all-grob-descriptions
  11 }
  12
  13 \context {
  14   \type "Engraver_group"
  15   \name "FretBoards"
  16   \description "A context for displaying fret diagrams."
  17
  18   \consists "Fretboard_engraver"
  19   \consists "Rest_swallow_translator"
  20   \consists "Output_property_engraver"
  21   \consists "Skip_event_swallow_translator"
  22   \consists "Hara_kiri_engraver"
  23   \consists "Separating_line_group_engraver"
  24   \consists "Font_size_engraver"
  25   \consists "Instrument_name_engraver"
  26
  27   predefinedDiagramTable = #fretboard-table
  28 }
  29
  30 \context {
  31   \type "Engraver_group"
  32   \name "Staff"
  33
  34   \consists "Output_property_engraver"
  35   \consists "Bar_engraver"
  36   %% Bar_engraver must be first so default bars aren't overwritten
  37   %% with empty ones.
  38
  39   \consists "Font_size_engraver"
  40   \consists "Separating_line_group_engraver"
  41   \consists "Dot_column_engraver"
  42   \consists "Staff_collecting_engraver"
  43
  44  %% perhaps move to Voice context?
  45   \consists "Ottava_spanner_engraver"
  46   \consists "Clef_engraver"
  47   \consists "Key_engraver"
  48   \consists "Time_signature_engraver"
  49   \consists "Ledger_line_engraver"
  50   \consists "Staff_symbol_engraver"
  51   \consists "Collision_engraver"
  52   \consists "Grob_pq_engraver"
  53   \consists "Rest_collision_engraver"
  54   \consists "Accidental_engraver"
  55   \consists "Piano_pedal_engraver"
  56   \consists "Piano_pedal_align_engraver"
  57   \consists "Instrument_name_engraver"
  58   \consists "String_number_engraver"
  59   \consists "Axis_group_engraver"
  60   \consists "Figured_bass_engraver"
  61   \consists "Figured_bass_position_engraver"
  62   \consists "Script_row_engraver"
  63
  64   localKeySignature = #'()
  65   createSpacing = ##t
  66   ignoreFiguredBassRest = ##t
  67
  68   %% explicitly set instrument, so we don't get
  69   %% weird effects when doing instrument names for
  70   %% piano staves
  71
  72   instrumentName = #'()
  73   shortInstrumentName = #'()
  74
  75   \defaultchild "Voice"
  76   \accepts "Voice"
  77   \accepts "CueVoice"
  78
  79   \description "Handles clefs, bar lines, keys, accidentals.  It can contain
  80 @code{Voice} contexts."
  81
  82 }
  83
  84 \context {
  85   \Staff
  86   \type "Engraver_group"
  87   \name "DrumStaff"
  88   \alias "Staff"
  89
  90   \remove "Accidental_engraver"
  91   \remove "Ottava_spanner_engraver"
  92   \remove "Key_engraver"
  93   \remove "Piano_pedal_engraver"
  94   \remove "String_number_engraver"
  95
  96   \description "Handles typesetting for percussion."
  97
  98   \denies "Voice"
  99   \accepts "DrumVoice"
 100   \defaultchild "DrumVoice"
 101
 102   clefGlyph = #"clefs.percussion"
 103   clefPosition = #0
 104   \override Script #'staff-padding = #0.75
 105 }
 106
 107
 108 \context {
 109   \type "Engraver_group"
 110   \name "ChoirStaff"
 111   \consists "Vertical_align_engraver"
 112   topLevelAlignment = ##f
 113
 114   \consists "System_start_delimiter_engraver"
 115   systemStartDelimiter = #'SystemStartBracket
 116   vocalName = #'()
 117   shortVocalName = #'()
 118
 119   \accepts "Staff"
 120   \accepts "DrumStaff"
 121   \accepts "RhythmicStaff"
 122   \accepts "GrandStaff"
 123   \accepts "PianoStaff"
 124   \accepts "Lyrics"
 125   \accepts "ChordNames"
 126   \accepts "ChoirStaff"
 127   \accepts "StaffGroup"
 128   \defaultchild "Staff"
 129   \description "Identical to @code{StaffGroup} except that the
 130 contained staves are not connected vertically."
 131 }
 132
 133 \context{
 134   \type "Engraver_group"
 135
 136   localKeySignature = #'()
 137   createSpacing = ##t
 138
 139   squashedPosition = #0
 140   \name RhythmicStaff
 141   \alias "Staff"
 142
 143   \override BarLine #'bar-size = #4
 144   \override VoltaBracket #'staff-padding = #3
 145   \override StaffSymbol #'line-count = #1
 146
 147   \override Stem  #'neutral-direction = #UP
 148   \override Beam  #'neutral-direction = #UP
 149
 150   \consists "Output_property_engraver"
 151   \consists "Font_size_engraver"
 152   \consists "Separating_line_group_engraver"
 153   \consists "Dot_column_engraver"
 154   \consists "Bar_engraver"
 155   \consists "Staff_symbol_engraver"
 156   \consists "Pitch_squash_engraver"
 157   \consists "Time_signature_engraver"
 158   \consists "Instrument_name_engraver"
 159   \consists "Axis_group_engraver"
 160   \consists "Ledger_line_engraver"
 161
 162   \accepts "Voice"
 163   \accepts "CueVoice"
 164   \defaultchild "Voice"
 165
 166   \description "A context like @code{Staff} but for printing rhythms.
 167 Pitches are ignored; the notes are printed on one line."
 168 }
 169
 170
 171 \context {
 172   \type "Engraver_group"
 173   \name "Voice"
 174
 175   \description "Corresponds to a voice on a staff.  This context
 176 handles the conversion of dynamic signs, stems, beams, super- and
 177 subscripts, slurs, ties, and rests.
 178
 179 You have to instantiate this explicitly if you want to have
 180 multiple voices on the same staff."
 181
 182   localKeySignature = #'()
 183   \consists "Font_size_engraver"
 184
 185   \consists "Pitched_trill_engraver"
 186   \consists "Output_property_engraver"
 187   \consists "Arpeggio_engraver"
 188   \consists "Multi_measure_rest_engraver"
 189   \consists "Text_spanner_engraver"
 190   \consists "Trill_spanner_engraver"
 191   \consists "Grob_pq_engraver"
 192   \consists "Forbid_line_break_engraver"
 193   \consists "Laissez_vibrer_engraver"
 194   \consists "Repeat_tie_engraver"
 195   \consists "Note_head_line_engraver"
 196   \consists "Glissando_engraver"
 197   \consists "Ligature_bracket_engraver"
 198   \consists "Breathing_sign_engraver"
 199   \consists "Note_heads_engraver"
 200   \consists "Dots_engraver"
 201   \consists "Rest_engraver"
 202   \consists "Tweak_engraver"
 203
 204   %% switch on to make stem directions interpolate for the
 205   %% center line.
 206   %  \consists "Melody_engraver"
 207
 208   \consists "Stem_engraver"
 209   \consists "Beam_engraver"
 210   \consists "Grace_beam_engraver"
 211   \consists "Auto_beam_engraver"
 212
 213   %% must come before Script_column_engraver.
 214   \consists "New_fingering_engraver"
 215
 216   \consists "Chord_tremolo_engraver"
 217   \consists "Percent_repeat_engraver"
 218   \consists "Slash_repeat_engraver"
 219   \consists "Part_combine_engraver"
 220
 221   \consists "Text_engraver"
 222   \consists "New_dynamic_engraver"
 223   \consists "Dynamic_align_engraver"
 224 %  \consists "Dynamic_engraver"
 225   \consists "Fingering_engraver"
 226   \consists "Bend_engraver"
 227
 228   \consists "Script_engraver"
 229   \consists "Script_column_engraver"
 230   \consists "Rhythmic_column_engraver"
 231   \consists "Note_spacing_engraver"
 232   \consists "Spanner_break_forbid_engraver"
 233   \consists "Phrasing_slur_engraver"
 234   \consists "Cluster_spanner_engraver"
 235   \consists "Slur_engraver"
 236   \consists "Tie_engraver"
 237   \consists "Tuplet_engraver"
 238   \consists "Grace_engraver"
 239   \consists "Instrument_switch_engraver"
 240   \consists "Skip_event_swallow_translator"
 241 }
 242
 243 \context{
 244   \Voice
 245
 246   \name CueVoice
 247   \alias Voice
 248   fontSize = #-4
 249   \override Stem #'length-fraction = #(magstep -4)
 250   \override Beam #'length-fraction = #(magstep -4)
 251   \override Beam #'beam-thickness = #0.35
 252 }
 253
 254 \context {
 255   \Voice
 256   \name DrumVoice
 257   \alias Voice
 258
 259   \description "A voice on a percussion staff."
 260   \remove "Arpeggio_engraver"
 261   \consists "Grob_pq_engraver"
 262
 263   \remove "Note_head_line_engraver"
 264   \remove "Glissando_engraver"
 265   \remove "Ligature_bracket_engraver"
 266   \remove "Note_heads_engraver"
 267   \consists "Drum_notes_engraver"
 268   \remove "New_fingering_engraver"
 269
 270   \remove "Fingering_engraver"
 271
 272   \remove "Cluster_spanner_engraver"
 273
 274   \consists "Skip_event_swallow_translator"
 275 }
 276
 277 \context{
 278   \type "Engraver_group"
 279   \name GrandStaff
 280   localKeySignature = #'()
 281
 282   \description "A group of staves, with a brace on the left
 283 side, grouping the staves together.  The bar lines of the
 284 contained staves are connected vertically."
 285
 286   \consists "Span_bar_engraver"
 287   \consists "Span_arpeggio_engraver"
 288   \consists "System_start_delimiter_engraver"
 289   systemStartDelimiter = #'SystemStartBrace
 290
 291   \defaultchild "Staff"
 292   \accepts "Staff"
 293   \accepts "FiguredBass"
 294   \accepts "Dynamics"
 295 }
 296
 297 \context{
 298   \GrandStaff
 299   \name "PianoStaff"
 300   \alias "GrandStaff"
 301
 302   \description "Just like @code{GrandStaff} but with support for
 303 instrument names at the start of each system."
 304
 305   \consists "Instrument_name_engraver"
 306   \consists "Vertical_align_engraver"
 307   topLevelAlignment = ##f
 308
 309   \override StaffGrouper #'between-staff-spacing #'stretchability = #5
 310
 311   instrumentName = #'()
 312   shortInstrumentName = #'()
 313 }
 314
 315 \context {
 316   \type "Engraver_group"
 317   \name "StaffGroup"
 318
 319   \consists "Vertical_align_engraver"
 320   topLevelAlignment = ##f
 321
 322   \consists "Span_bar_engraver"
 323   \consists "Span_arpeggio_engraver"
 324   \consists "Output_property_engraver"
 325   systemStartDelimiter = #'SystemStartBracket
 326
 327   \consists "System_start_delimiter_engraver"
 328
 329   \defaultchild "Staff"
 330   \accepts "Staff"
 331   \accepts "RhythmicStaff"
 332   \accepts "DrumStaff"
 333   \accepts "GrandStaff"
 334   \accepts "PianoStaff"
 335   \accepts "TabStaff"
 336   \accepts "Lyrics"
 337   \accepts "ChordNames"
 338   \accepts "FiguredBass"
 339   \accepts "ChoirStaff"
 340   \accepts "StaffGroup"
 341
 342   \description "Groups staves while adding a bracket on the left
 343 side, grouping the staves together.  The bar lines of the contained
 344 staves are connected vertically.  @code{StaffGroup} only consists of
 345 a collection of staves, with a bracket in front and spanning bar lines."
 346 }
 347
 348 \context {
 349   \type "Engraver_group"
 350   \name Dynamics
 351   \alias Voice
 352   \consists "Output_property_engraver"
 353   \consists "Bar_engraver"
 354   \consists "Piano_pedal_engraver"
 355   \consists "Script_engraver"
 356   \consists "New_dynamic_engraver"
 357   \consists "Dynamic_align_engraver"
 358   \consists "Text_engraver"
 359   \consists "Skip_event_swallow_translator"
 360   \consists "Axis_group_engraver"
 361
 362   pedalSustainStrings = #'("Ped." "*Ped." "*")
 363   pedalUnaCordaStrings = #'("una corda" "" "tre corde")
 364   \override VerticalAxisGroup #'staff-affinity = #CENTER
 365   \override VerticalAxisGroup #'inter-staff-spacing = #'((space . 5) (padding . 0.5))
 366   \override TextScript #'font-shape = #'italic
 367
 368   \description "Holds a single line of dynamics, which will be
 369 centered between the staves surrounding this context."
 370 }
 371
 372
 373 \context{
 374   \type "Engraver_group"
 375
 376   \description "Corresponds to a voice with lyrics.  Handles the
 377 printing of a single line of lyrics."
 378
 379   \name "Lyrics"
 380   instrumentName = #'()
 381   shortInstrumentName = #'()
 382
 383   \consists "Lyric_engraver"
 384   \consists "Extender_engraver"
 385   \consists "Hyphen_engraver"
 386   \consists "Stanza_number_engraver"
 387   \consists "Instrument_name_engraver"
 388   \consists "Skip_event_swallow_translator"
 389   \consists "Font_size_engraver"
 390   \consists "Hara_kiri_engraver"
 391
 392   \override VerticalAxisGroup #'remove-first = ##t
 393   \override VerticalAxisGroup #'remove-empty = ##t
 394   \override VerticalAxisGroup #'staff-affinity = #UP
 395   \override VerticalAxisGroup #'inter-staff-spacing = #'((space . 5.5) (stretchability . 1) (padding . 0.5))
 396   \override VerticalAxisGroup #'inter-loose-line-spacing = #'((space . 0) (stretchability . 0) (padding . 0.2))
 397   \override VerticalAxisGroup #'non-affinity-spacing #'padding = #1.0
 398   \override SeparationItem #'padding = #0.2
 399   \override InstrumentName #'self-alignment-Y = ##f
 400
 401   %% sync with define-grobs.scm ;
 402   \override InstrumentName #'font-size = #1.0
 403
 404   %% make sure that barlines aren't collapsed, when
 405   %% Bar_engraver is there.
 406   \override BarLine #'bar-size = #0.1
 407
 408 }
 409
 410 \context {
 411   \type "Engraver_group"
 412   \name NoteNames
 413   \description "A context for printing the names of notes."
 414   \consists "Axis_group_engraver"
 415
 416   % FIXME: not sure what the default should be here.
 417   \override VerticalAxisGroup #'staff-affinity = #DOWN
 418
 419
 420   \consists "Rest_swallow_translator"
 421   \consists "Skip_event_swallow_translator"
 422   \consists "Tie_engraver"
 423   \consists "Note_name_engraver"
 424   \consists "Separating_line_group_engraver"
 425 }
 426
 427 \context {
 428   \type "Engraver_group"
 429   \name ChordNames
 430   \description "Typesets chord names."
 431
 432   \consists "Rest_swallow_translator"
 433   \consists "Output_property_engraver"
 434   \consists "Separating_line_group_engraver"
 435   \consists "Chord_name_engraver"
 436   \consists "Skip_event_swallow_translator"
 437   \consists "Hara_kiri_engraver"
 438 %  \consists "Note_spacing_engraver"
 439   \override VerticalAxisGroup #'remove-first = ##t
 440   \override VerticalAxisGroup #'remove-empty = ##t
 441   \override VerticalAxisGroup #'staff-affinity = #DOWN
 442   \override VerticalAxisGroup #'inter-staff-spacing #'padding = #0.5
 443   \override VerticalAxisGroup #'inter-loose-line-spacing #'padding = #0.5
 444 }
 445
 446
 447 RemoveEmptyStaffContext= \context {
 448   \Staff
 449   \remove "Axis_group_engraver"
 450   \consists "Hara_kiri_engraver"
 451   \override Beam #'auto-knee-gap = #'()
 452   \override VerticalAxisGroup #'remove-empty = ##t
 453 }
 454
 455 AncientRemoveEmptyStaffContext = \context {
 456 %% why not add by default?
 457
 458   \RemoveEmptyStaffContext
 459   \accepts "VaticanaVoice"
 460   \accepts "GregorianTranscriptionVoice"
 461   \accepts "MensuralVoice"
 462 }
 463
 464 \context {
 465   \type "Score_engraver"
 466   \name "Score"
 467
 468   \description "This is the top level notation context.  No
 469 other context can contain a @code{Score} context.  This context
 470 handles the administration of time signatures.  It also makes sure
 471 that items such as clefs, time signatures, and key-signatures are
 472 aligned across staves.
 473
 474 You cannot explicitly instantiate a @code{Score} context (since it
 475 is not contained in any other context).  It is instantiated
 476 automatically when an output definition (a @code{\score} or
 477 @code{\layout} block) is processed."
 478
 479   \consists "Paper_column_engraver"
 480   \consists "Vertically_spaced_contexts_engraver"
 481   \consists "Repeat_acknowledge_engraver"
 482   \consists "Staff_collecting_engraver"
 483
 484   %% move the alias along with the engraver.
 485
 486   \consists "Timing_translator"
 487   \consists "Default_bar_line_engraver"
 488   \consists "Output_property_engraver"
 489   \consists "System_start_delimiter_engraver"
 490   \consists "Mark_engraver"
 491   \consists "Volta_engraver"
 492   \consists "Metronome_mark_engraver"
 493   \consists "Break_align_engraver"
 494   \consists "Spacing_engraver"
 495   \consists "Grace_spacing_engraver"
 496   \consists "Vertical_align_engraver"
 497   \consists "Stanza_number_align_engraver"
 498   \consists "Bar_number_engraver"
 499   \consists "Parenthesis_engraver"
 500
 501   \defaultchild "Staff"
 502
 503   \accepts "FretBoards"
 504   \accepts "Staff"
 505   \accepts "RhythmicStaff"
 506   \accepts "TabStaff"
 507   \accepts "VaticanaStaff"
 508   \accepts "GregorianTranscriptionStaff"
 509   \accepts "MensuralStaff"
 510   \accepts "StaffGroup"
 511   \accepts "DrumStaff"
 512   \accepts "Lyrics"
 513   \accepts "ChordNames"
 514   \accepts "GrandStaff"
 515   \accepts "ChoirStaff"
 516   \accepts "PianoStaff"
 517   \accepts "Devnull"
 518   \accepts "NoteNames"
 519   \accepts "FiguredBass"
 520
 521
 522   noteToFretFunction = #determine-frets
 523   soloText = #"Solo"
 524   soloIIText = #"Solo II"
 525   aDueText = #"a2"
 526   printPartCombineTexts = ##t
 527   systemStartDelimiter =#'SystemStartBar
 528
 529   drumStyleTable = #drums-style
 530
 531   melismaBusyProperties = #default-melisma-properties
 532   tieWaitForNote = ##f
 533   clefGlyph = #"clefs.G"
 534   clefPosition = #-2
 535   middleCClefPosition = #-6
 536   middleCPosition = #-6
 537   firstClef = ##t
 538
 539   crescendoSpanner = #'hairpin
 540   decrescendoSpanner = #'hairpin
 541
 542   defaultBarType = #"|"
 543   doubleRepeatType = #":|:"
 544   barNumberVisibility = #first-bar-number-invisible
 545   automaticBars = ##t
 546
 547   explicitClefVisibility = #all-visible
 548   explicitKeySignatureVisibility = #all-visible
 549   implicitTimeSignatureVisibility = #end-of-line-invisible
 550
 551   repeatCountVisibility = #all-repeat-counts-visible
 552
 553   beamSettings = #default-beam-settings
 554   autoBeaming = ##t
 555   autoBeamCheck = #default-auto-beam-check
 556   scriptDefinitions = #default-script-alist
 557
 558   pedalSustainStrings = #'("Ped." "*Ped." "*")
 559   pedalSustainStyle = #'text
 560   pedalUnaCordaStrings = #'("una corda" "" "tre corde")
 561   pedalUnaCordaStyle = #'text
 562
 563 %% These are in ordinary italic font, including the *,
 564 %% but they are unlikely to be used,
 565 %% as the default pedal-style for SostenutoPedal is 'mixed':
 566 %% i.e.  Sost. Ped_____________________
 567   pedalSostenutoStrings = #'("Sost. Ped." "*Sost. Ped." "*")
 568   pedalSostenutoStyle = #'mixed
 569
 570   harmonicAccidentals = ##t
 571   fingeringOrientations = #'(up down)
 572   stringNumberOrientations = #'(up down)
 573   strokeFingerOrientations = #'(right)
 574
 575   lyricMelismaAlignment = #LEFT
 576   markFormatter = #format-mark-letters
 577   rehearsalMark = #1
 578   subdivideBeams = ##f
 579   extraNatural = ##t
 580   autoAccidentals = #`(Staff ,(make-accidental-rule 'same-octave 0))
 581   autoCautionaries = #'()
 582
 583   printKeyCancellation = ##t
 584   keyAlterationOrder = #`(
 585     (6 . ,FLAT) (2  . ,FLAT) (5 . ,FLAT ) (1  . ,FLAT) (4  . ,FLAT) (0  . ,FLAT) (3  . ,FLAT)
 586     (3 . ,SHARP) (0 . ,SHARP) (4 . ,SHARP) (1 . ,SHARP) (5 . ,SHARP) (2 . ,SHARP) (6 . ,SHARP)
 587     (6 . ,DOUBLE-FLAT) (2 . ,DOUBLE-FLAT) (5 . ,DOUBLE-FLAT ) (1 . ,DOUBLE-FLAT) (4 . ,DOUBLE-FLAT) (0 . ,DOUBLE-FLAT) (3 . ,DOUBLE-FLAT)
 588     (3  . ,DOUBLE-SHARP) (0 . ,DOUBLE-SHARP) (4 . ,DOUBLE-SHARP) (2 . ,DOUBLE-SHARP) (5 . ,DOUBLE-SHARP) (2 . ,DOUBLE-SHARP) (6 . ,DOUBLE-SHARP)
 589   )
 590
 591   barCheckSynchronize = ##f
 592
 593 %% chord names:
 594   chordNameFunction = #ignatzek-chord-names
 595   majorSevenSymbol = #whiteTriangleMarkup
 596   chordNameSeparator = #(make-simple-markup  "/")
 597   chordNameExceptions = #ignatzekExceptions
 598   chordNoteNamer = #'()
 599   chordRootNamer = #note-name->markup
 600   chordPrefixSpacer = #0
 601   chordNameExceptionsFull = #fullJazzExceptions
 602   chordNameExceptionsPartial = #partialJazzExceptions
 603   noChordSymbol = #(make-simple-markup "N.C.")
 604
 605   bassStaffProperties = #'((assign clefGlyph "clefs.F")
 606   (assign clefPosition 2)
 607   (assign middleCPosition 6)
 608   (assign middleCClefPosition 6))
 609 %% tablature:
 610   stringOneTopmost = ##t
 611   highStringOne = ##t
 612
 613 %% One may change the strings tuning as following :
 614 %% The lenght of the list must be equal to the number of string
 615   stringTunings = #guitar-tuning
 616   tablatureFormat = #fret-number-tablature-format
 617
 618 %%
 619   figuredBassFormatter = #format-bass-figure
 620   metronomeMarkFormatter = #format-metronome-markup
 621
 622
 623   %% See also make-voice-props-set
 624   graceSettings = #`(
 625     (Voice Stem direction ,UP)
 626     (Voice Stem font-size -3)
 627     (Voice NoteHead font-size -3)
 628     (Voice TabNoteHead font-size -4)
 629     (Voice Dots font-size -3)
 630     (Voice Stem length-fraction 0.8)
 631     (Voice Stem no-stem-extend #t)
 632     (Voice Beam beam-thickness 0.384)
 633     (Voice Beam length-fraction 0.8)
 634     (Voice Accidental font-size -4)
 635     (Voice AccidentalCautionary font-size -4)
 636     (Voice Slur direction ,DOWN)
 637     (Voice Script font-size -3)
 638     (Voice Fingering font-size -8)
 639     (Voice StringNumber font-size -8)
 640   )
 641
 642   keepAliveInterfaces = #'(
 643     rhythmic-grob-interface
 644     lyric-interface
 645     percent-repeat-item-interface
 646     percent-repeat-interface
 647
 648     ;; need this, as stanza numbers are items, and appear only once.
 649     stanza-number-interface
 650   )
 651   quotedEventTypes = #'(
 652     note-event
 653     rest-event
 654     tie-event
 655     beam-event
 656     tuplet-span-event)
 657   instrumentTransposition = #(ly:make-pitch 0 0 0)
 658
 659   verticallySpacedContexts = #'(Staff)
 660   topLevelAlignment = ##t
 661
 662   timing = ##t
 663 }
 664
 665
 666
 667
 668 \context {
 669   \type "Engraver_group"
 670   \name "FiguredBass"
 671   \description "A context for printing a figured bass line."
 672
 673   \consists "Figured_bass_engraver"
 674   \consists "Note_swallow_translator"
 675   \consists "Skip_event_swallow_translator"
 676   \consists "Separating_line_group_engraver"
 677   \consists "Hara_kiri_engraver"
 678
 679   \override VerticalAxisGroup #'remove-empty = ##t
 680   \override VerticalAxisGroup #'remove-first = ##t
 681   \override VerticalAxisGroup #'staff-affinity = #UP
 682   \override VerticalAxisGroup #'inter-staff-spacing #'padding = #0.5
 683   \override VerticalAxisGroup #'inter-loose-line-spacing #'padding = #0.5
 684 }
 685
 686 \context {
 687   \name "Devnull"
 688   \type "Engraver_group"
 689
 690 %% don't want to route anything out of here:
 691   \alias "Staff"
 692   \alias "Voice"
 693   \consists "Swallow_engraver"
 694   \description "Silently discards all musical information given to this
 695 context."
 696 }
 697
 698 \context {
 699   \Voice
 700   \name "TabVoice"
 701   \alias "Voice"
 702   \consists "Tab_note_heads_engraver"
 703   \consists "Tab_harmonic_engraver"
 704
 705   \remove "Note_heads_engraver"
 706   \remove "Fingering_engraver"
 707   \remove "New_fingering_engraver"
 708
 709   \description "Context for drawing notes in a Tab staff."
 710
 711   %% TabStaff increase the staff-space, which in turn
 712   %% increases beam thickness and spacing; beams are
 713   %% too big. We have to adjust the beam settings:
 714   \override Beam #'beam-thickness = #0.32
 715   \override Beam #'length-fraction = #0.62
 716
 717   %% No accidental in tablature !
 718   \remove "Accidental_engraver"
 719   %% make the Stems as short as possible to minimize their influence
 720   %% on the slur::calc-control-points routine
 721   \override Stem #'length = #0
 722   \override Stem #'no-stem-extend = ##t
 723   \override Stem #'flag-style = #'no-flag
 724   \override Stem #'details = #'((lengths 0 0 0 0 0 0)
 725                                 (beamed-lengths 0 0 0)
 726                                 (beamed-minimum-free-lengths 0 0 0)
 727                                 (beamed-extreme-minimum-free-lengths 0 0)
 728                                 (stem-shorten 0 0))
 729   %% after all, the stubs of the stems may still be visible, so ...
 730   \override Stem #'transparent = ##t
 731   %% automatic beams should be suppressed for similar reasons ...
 732   autoBeaming = ##f
 733   %% remove beams, dots and rests ...
 734   \override Beam #'stencil = ##f
 735   \override Dots #'stencil = ##f
 736   \override Rest #'stencil = ##f
 737   \override MultiMeasureRest #'stencil = ##f
 738   \override MultiMeasureRestNumber #'transparent = ##t
 739   %% ... all kinds of ties/slurs
 740   \override Tie  #'stencil = ##f
 741   \override RepeatTie #'stencil = ##f
 742   \override LaissezVibrerTie #'stencil = ##f
 743   \override Slur #'stencil = #slur::draw-tab-slur
 744   \override PhrasingSlur #'stencil = ##f
 745   %% 'tied to' fret numbers become invisible or parenthesized, respectively)
 746   \override Tie #'after-line-breaking = #tie::handle-tab-note-head
 747   \override RepeatTie #'after-line-breaking = #repeat-tie::handle-tab-note-head
 748   %% ... and all kinds of markups, spanners etc.
 749   \override TupletBracket #'stencil = ##f
 750   \override TupletNumber #'stencil = ##f
 751   \override DynamicText #'transparent = ##t
 752   \override DynamicTextSpanner #'stencil = ##f
 753   \override TextSpanner #'stencil = ##f
 754   \override Hairpin #'transparent = ##t
 755   \override Script #'stencil = ##f
 756   \override TextScript #'stencil = ##f
 757   %% the direction for glissando lines will be automatically corrected
 758   \override Glissando #'extra-dy = #glissando::calc-tab-extra-dy
 759   \override Glissando #'bound-details #'right = #`((attach-dir . ,LEFT)
 760                                                    (padding . 0.3))
 761   \override Glissando #'bound-details #'left = #`((attach-dir . ,RIGHT)
 762                                                    (padding . 0.3))
 763   %% dead notes
 764   \override TabNoteHead #'glyph-name = #tab-note-head::calc-glyph-name
 765   \override TabNoteHead #'stencil = #tab-note-head::whiteout-if-style-set
 766 }
 767
 768 \context {
 769   \Staff
 770   \alias "Staff"
 771   \name "TabStaff"
 772   \denies "Voice"
 773   \consists "Tab_staff_symbol_engraver"
 774
 775   \description "Context for generating tablature. It accepts only @code{TabVoice}
 776 contexts and handles the line spacing, the tablature clef etc. properly."
 777
 778   \accepts "TabVoice"
 779   \defaultchild "TabVoice"
 780
 781   %% 6 strings, bigger spacing
 782   \override StaffSymbol #'staff-space = #1.5
 783
 784   %% Don't draw stems over the tablature figures !
 785   \override Stem #'avoid-note-head = ##t
 786
 787   %% No accidental in tablature !
 788   \remove "Accidental_engraver"
 789   \remove "Key_engraver"
 790
 791   \remove "String_number_engraver"
 792   \remove "Ottava_spanner_engraver"
 793   %% the clef handler
 794   \override Clef #'stencil = #clef::print-modern-tab-if-set
 795   %% no time signature
 796   \override TimeSignature #'stencil = ##f
 797   %% better parentheses in a TabStaff
 798   \override ParenthesesItem #'stencils = #parentheses-item::calc-tabstaff-parenthesis-stencils
 799   %% no arpeggios
 800   \override Arpeggio #'stencil = ##f
 801   %% we ignore collision warnings that may occur due to
 802   %% stem overlapping, because we have no stems ;-)
 803   \override NoteColumn #'ignore-collision = ##t
 804   %% Special "TAB" clef
 805   clefGlyph = #"clefs.tab"
 806   clefPosition = #0
 807 }
 808
 809 \context {
 810   \Voice
 811   \name "VaticanaVoice"
 812   \alias "Voice"
 813   \description "Same as @code{Voice} context, except that it is
 814 accommodated for typesetting Gregorian Chant in the notational style
 815 of Editio Vaticana."
 816
 817   \remove "Slur_engraver"
 818   \remove "Stem_engraver"
 819   \remove "Ligature_bracket_engraver"
 820   \consists "Vaticana_ligature_engraver"
 821
 822   %% Set default head for notes outside of \[ \].
 823   \override NoteHead #'style = #'vaticana.punctum
 824
 825   %% Put some space before and after divisiones.
 826   %% FIXME: This does not seem to show any effect.
 827   \override Script #'padding = #0.5
 828
 829   %% There are no beams in Gregorian Chant notation.
 830   autoBeaming = ##f
 831
 832   %% Prepare TextSpanner for \episem{Initium|Finis} use.
 833   %%
 834   %% FIXME: The line @code{\override TextSpanner #'padding = #-0.1} is
 835   %% required to force the articulation signs being placed vertically
 836   %% tightly to the correpsonding note heads.
 837   %%
 838   \override TextSpanner #'style = #'line
 839   \override TextSpanner #'padding = #-0.1
 840 }
 841
 842 \context {
 843   \Staff
 844   \name "VaticanaStaff"
 845   \alias "Staff"
 846   \denies "Voice"
 847   \accepts "VaticanaVoice"
 848   \defaultchild "VaticanaVoice"
 849
 850   \description "Same as @code{Staff} context, except that it is
 851 accommodated for typesetting Gregorian Chant in the notational style
 852 of Editio Vaticana."
 853
 854   \remove "Time_signature_engraver"
 855   \consists "Custos_engraver"
 856
 857   %% We can not remove Bar_engraver; otherwise clefs and custodes will
 858   %% not show up any more among other line breaking issues.
 859   %% Instead, we make the grob transparent.
 860   \override BarLine #'transparent = ##t
 861
 862   \override StaffSymbol #'line-count = #4
 863   \override StaffSymbol #'thickness = #0.6
 864
 865   %% FIXME: unit on StaffSymbol's width should be \linewidth.
 866   %% \override StaffSymbol #'width = #60.0
 867
 868   %% Choose vaticana do clef on 3rd line as default.
 869   clefGlyph = #"clefs.vaticana.do"
 870   middleCPosition = #1
 871   middleCClefPosition = #1
 872   clefPosition = #1
 873   clefOctavation = #0
 874
 875   %% Select vaticana style font.
 876   \override KeySignature #'glyph-name-alist = #alteration-vaticana-glyph-name-alist
 877   \override Accidental #'glyph-name-alist = #alteration-vaticana-glyph-name-alist
 878   \override Custos #'style = #'vaticana
 879   \override Custos #'neutral-position = #3
 880   \override Custos #'neutral-direction = #DOWN
 881   \override Dots #'style = #'vaticana
 882 }
 883
 884 \context {
 885   \Voice
 886   \name "GregorianTranscriptionVoice"
 887   \alias "Voice"
 888
 889   %% Removing ligature bracket engraver without replacing it by some
 890   %% other ligature engraver would cause a "Junking event: `LigatureEvent'"
 891   %% warning for every "\[" and "\]".  Therefore, we make the grob
 892   %% transparent instead.
 893   \override LigatureBracket #'transparent = ##t
 894
 895   %% Put some space before and after divisiones.
 896   %% FIXME: This does not seem to show any effect.
 897   \override Script #'padding = #0.5
 898
 899   %% There are no beams in Gregorian Chant notation.
 900   autoBeaming = ##f
 901
 902   %% Prepare TextSpanner for \episem{Initium|Finis} use.
 903   %%
 904   %% N.B.: dash-fraction MUST be unset; otherwise, TextSpanner will
 905   %% always produce dashed lines, regardless of the style property.
 906   %%
 907   %% FIXME: The line @code{\override TextSpanner #'padding = #-0.1} is
 908   %% required to force the articulation signs being placed vertically
 909   %% tightly to the correpsonding note heads.
 910   %%
 911   \override TextSpanner #'dash-fraction = #'()
 912   \override TextSpanner #'style = #'line
 913   \override TextSpanner #'padding = #-0.1
 914 }
 915
 916 \context {
 917   \Staff
 918   \name "GregorianTranscriptionStaff"
 919   \alias "Staff"
 920   \denies "Voice"
 921   \accepts "GregorianTranscriptionVoice"
 922   \defaultchild "GregorianTranscriptionVoice"
 923
 924   %% We can not remove Bar_engraver; otherwise clefs and custodes will
 925   %% not show up any more among other line breaking issues.
 926   %% Instead, we make the grob transparent.
 927   \override BarLine #'transparent = ##t
 928 }
 929
 930 \context {
 931   \Voice
 932   \name "MensuralVoice"
 933   \alias "Voice"
 934   \description "Same as @code{Voice} context, except that it is
 935 accommodated for typesetting a piece in mensural style."
 936
 937   \remove "Slur_engraver"
 938   \remove "Ligature_bracket_engraver"
 939   \consists "Mensural_ligature_engraver"
 940
 941   %% Set default head for notes outside of \[ \].
 942   \override NoteHead #'style = #'mensural
 943   \override Rest #'style = #'mensural
 944
 945   %% There are no beams in mensural notation.
 946   autoBeaming = ##f
 947 }
 948
 949 \context {
 950   \Staff
 951   \name "MensuralStaff"
 952   \alias "Staff"
 953   \denies "Voice"
 954   \defaultchild "MensuralVoice"
 955   \accepts "MensuralVoice"
 956   \description "Same as @code{Staff} context, except that it is
 957 accommodated for typesetting a piece in mensural style."
 958
 959   \consists "Custos_engraver"
 960
 961   %% We can not remove Bar_engraver; otherwise clefs and custodes will
 962   %% not show up any more among other line breaking issues.
 963   %% Instead, we make the grob transparent.
 964   \override BarLine #'transparent = ##t
 965
 966   \override StaffSymbol #'thickness = #0.6
 967
 968   %% FIXME: unit on StaffSymbol's width should be \linewidth.
 969   %% \override StaffSymbol #'width = #60.0
 970
 971   %% Choose mensural g clef on 2nd line as default.
 972   clefGlyph = #"clefs.mensural.g"
 973   middleCClefPosition = #-6
 974   middleCPosition = #-6
 975   clefPosition = #-2
 976   clefOctavation = #0
 977
 978   %% Select mensural style font.
 979   \override TimeSignature #'style = #'mensural
 980   \override KeySignature #'glyph-name-alist = #alteration-mensural-glyph-name-alist
 981   \override Accidental #'glyph-name-alist = #alteration-mensural-glyph-name-alist
 982   \override Custos #'style = #'mensural
 983   \override Custos #'neutral-position = #3
 984   \override Custos #'neutral-direction = #DOWN
 985
 986   %% Accidentals are valid only once (same as
 987   %% #(set-accidental-style 'forget))
 988   extraNatural = ##f
 989   autoAccidentals = #`(Staff ,(make-accidental-rule 'same-octave -1))
 990   autoCautionaries = #'()
 991   printKeyCancellation = ##f
 992 }
 993
 994
 995 RemoveEmptyRhythmicStaffContext= \context {
 996   \RhythmicStaff
 997   \remove "Axis_group_engraver"
 998   \override VerticalAxisGroup #'remove-empty = ##t
 999   \consists "Hara_kiri_engraver"
1000 }