23 lines
689 B
Plaintext
23 lines
689 B
Plaintext
TRANSPOSITION = #(cons #f #f)
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transposeGlobal =
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#(define-void-function (from to) (ly:pitch? ly:pitch?)
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(set! TRANSPOSITION (cons from to)))
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transposable =
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#(define-music-function (fromto music) (pair? ly:music?)
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(if (car fromto)
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#{
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\transpose #(car fromto) #(cdr fromto) #music
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#}
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music))
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% Akkorde in Strophen transponieren
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#(define-markup-list-command (transpose layout props from to markuplist)
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(markup? markup? markup-list?)
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(define (markup->pitch m)
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(ly:assoc-get (string->symbol (markup->string m)) pitchnames))
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(interpret-markup-list layout (prepend-alist-chain 'transposition (cons (markup->pitch from) (markup->pitch to)) props) markuplist))
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