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;;;; clef.scm -- Clef settings
;;;;
;;;; source file of the GNU LilyPond music typesetter
;;;;
;;;; (c) 2004--2006 Han-Wen Nienhuys <hanwen@cs.uu.nl>
;; (name . (glyph clef-position octavation))
;;
;; -- the name clefOctavation is misleading. The value 7 is 1 octave,
;; not 7 Octaves.
(define-public supported-clefs
'(("treble" . ("clefs.G" -2 0))
("violin" . ("clefs.G" -2 0))
("G" . ("clefs.G" -2 0))
("G2" . ("clefs.G" -2 0))
("french" . ("clefs.G" -4 0))
("soprano" . ("clefs.C" -4 0))
("mezzosoprano" . ("clefs.C" -2 0))
("alto" . ("clefs.C" 0 0))
("C" . ("clefs.C" 0 0))
("tenor" . ("clefs.C" 2 0))
("baritone" . ("clefs.C" 4 0))
("varbaritone" . ("clefs.F" 0 0))
("bass" . ("clefs.F" 2 0))
("F" . ("clefs.F" 2 0))
("subbass" . ("clefs.F" 4 0))
("percussion" . ("clefs.percussion" 0 0))
("tab" . ("clefs.tab" 0 0))
;; should move mensural stuff to separate file?
("vaticana-do1" . ("clefs.vaticana.do" -1 0))
("vaticana-do2" . ("clefs.vaticana.do" 1 0))
("vaticana-do3" . ("clefs.vaticana.do" 3 0))
("vaticana-fa1" . ("clefs.vaticana.fa" -1 0))
("vaticana-fa2" . ("clefs.vaticana.fa" 1 0))
("medicaea-do1" . ("clefs.medicaea.do" -1 0))
("medicaea-do2" . ("clefs.medicaea.do" 1 0))
("medicaea-do3" . ("clefs.medicaea.do" 3 0))
("medicaea-fa1" . ("clefs.medicaea.fa" -1 0))
("medicaea-fa2" . ("clefs.medicaea.fa" 1 0))
("hufnagel-do1" . ("clefs.hufnagel.do" -1 0))
("hufnagel-do2" . ("clefs.hufnagel.do" 1 0))
("hufnagel-do3" . ("clefs.hufnagel.do" 3 0))
("hufnagel-fa1" . ("clefs.hufnagel.fa" -1 0))
("hufnagel-fa2" . ("clefs.hufnagel.fa" 1 0))
("hufnagel-do-fa" . ("clefs.hufnagel.do.fa" 4 0))
("mensural-c1" . ("clefs.mensural.c" -2 0))
("mensural-c2" . ("clefs.mensural.c" 0 0))
("mensural-c3" . ("clefs.mensural.c" 2 0))
("mensural-c4" . ("clefs.mensural.c" 4 0))
("mensural-f" . ("clefs.mensural.f" 2 0))
("mensural-g" . ("clefs.mensural.g" -2 0))
("neomensural-c1" . ("clefs.neomensural.c" -4 0))
("neomensural-c2" . ("clefs.neomensural.c" -2 0))
("neomensural-c3" . ("clefs.neomensural.c" 0 0))
("neomensural-c4" . ("clefs.neomensural.c" 2 0))
("petrucci-c1" . ("clefs.petrucci.c1" -4 0))
("petrucci-c2" . ("clefs.petrucci.c2" -2 0))
("petrucci-c3" . ("clefs.petrucci.c3" 0 0))
("petrucci-c4" . ("clefs.petrucci.c4" 2 0))
("petrucci-c5" . ("clefs.petrucci.c5" 4 0))
("petrucci-f" . ("clefs.petrucci.f" 2 0))
("petrucci-g" . ("clefs.petrucci.g" -2 0))))
;; "an alist mapping GLYPHNAME to the position of the middle C for
;; that symbol"
(define c0-pitch-alist
'(("clefs.G" . -4)
("clefs.C" . 0)
("clefs.F" . 4)
("clefs.percussion" . 0)
("clefs.tab" . 0 )
("clefs.vaticana.do" . 0)
("clefs.vaticana.fa" . 4)
("clefs.medicaea.do" . 0)
("clefs.medicaea.fa" . 4)
("clefs.hufnagel.do" . 0)
("clefs.hufnagel.fa" . 4)
("clefs.hufnagel.do.fa" . 0)
("clefs.mensural.c" . 0)
("clefs.mensural.f" . 4)
("clefs.mensural.g" . -4)
("clefs.neomensural.c" . 0)
("clefs.petrucci.c1" . 0)
("clefs.petrucci.c2" . 0)
("clefs.petrucci.c3" . 0)
("clefs.petrucci.c4" . 0)
("clefs.petrucci.c5" . 0)
("clefs.petrucci.f" . 4)
("clefs.petrucci.g" . -4)))
(define-public (make-clef-set clef-name)
"Generate the clef setting commands for a clef with name CLEF-NAME."
(define (make-prop-set props)
(let ((m (make-music 'PropertySet)))
(map (lambda (x) (set! (ly:music-property m (car x)) (cdr x))) props)
m))
(let ((e '())
(c0 0)
(oct 0)
(match (string-match "^(.*)([_^])([0-9]+)$" clef-name)))
(if match
(begin
(set! clef-name (match:substring match 1))
(set! oct
(* (if (equal? (match:substring match 2) "^") -1 1)
(- (string->number (match:substring match 3)) 1)))))
(set! e (assoc clef-name supported-clefs))
(if (pair? e)
(let* ((musics (map make-prop-set
`(((symbol . clefGlyph) (value . ,(cadr e)))
((symbol . middleCPosition)
(value . ,(+ oct
(caddr e)
(cdr (assoc (cadr e) c0-pitch-alist)))))
((symbol . clefPosition) (value . ,(caddr e)))
((symbol . clefOctavation) (value . ,(- oct))))))
(seq (make-music 'SequentialMusic
'elements musics))
(csp (make-music 'ContextSpeccedMusic)))
(context-spec-music seq 'Staff))
(begin
(ly:warning (_ "unknown clef type `~a'") clef-name)
(ly:warning (_ "see scm/clef.scm for supported clefs"))
(make-music 'Music)))))
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