("petrucci_f" . ("clefs-petrucci_f" 2 0))
("petrucci_g" . ("clefs-petrucci_g" -2 0))))
-;; "an alist mapping GLYPHNAME to the position of the central C for
+;; "an alist mapping GLYPHNAME to the position of the middle C for
;; that symbol"
(define c0-pitch-alist
'(("clefs-G" . -4)
(define-public (make-clef-set clef-name)
"Generate the clef setting commands for a clef with name CL."
(define (make-prop-set props)
- (let ((m (make-music-by-name 'PropertySet)))
-
- (map (lambda (x) (ly:music-set-property! m (car x) (cdr x))) 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))
-
+ (set! e (assoc clef-name supported-clefs))
(if (pair? e)
- (let* ((musics
- (map make-prop-set
- `(((symbol . clefGlyph)
- (value . ,(cadr e)))
- ((symbol . centralCPosition)
- (value . ,(+ oct
- (caddr e)
- (cdr (assoc (cadr e) c0-pitch-alist)))))
- ((symbol . clefPosition) (value . ,(caddr e)))
- ((symbol . clefOctavation) (value . ,(- oct))))))
- (seq (make-music-by-name 'SequentialMusic))
- (csp (make-music-by-name 'ContextSpeccedMusic)))
-
- (ly:music-set-property! seq 'elements musics)
+ (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:warn (format "Unknown clef type `~a'
-See scm/lily.scm for supported clefs" clef-name))
- (make-music-by-name 'Music)))))
+ (ly:warn "Unknown clef type `~a'
+See scm/lily.scm for supported clefs" clef-name)
+ (make-music 'Music)))))