185 lines
5.6 KiB
Plaintext
185 lines
5.6 KiB
Plaintext
%% http://lsr.di.unimi.it/LSR/Item?id=952
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% added by P.P.Schneider on Sept.2014.
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% revised by Harm
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% LSR workaround:
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% #(set! paper-alist (cons '("snippet" . (cons (* 70 mm) (* 140 mm))) paper-alist))
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% \paper {
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% #(set-paper-size "snippet")
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% tagline = ##f
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% }
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% \markup\vspace #.5
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Prefix = \markup {
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%% uncomment/comment these lines for C, C slashed, B or B slashed prefix :
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% \roman C
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%\combine \roman C \translate #'(0.65 . -0.25) \override #'(thickness . 1.2) \draw-line #'(0 . 1.8)
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\roman B
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%\combine \roman B \translate #'(0.65 . -0.25) \override #'(thickness . 1.2) \draw-line #'(0 . 1.8)
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%%%%%%%%%%%%
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\hspace #0.2
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}
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#(define-markup-command (prefix layout props string-qty) (integer?)
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(interpret-markup layout props
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(if (member string-qty (iota 4 2 1))
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#{
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\markup {
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\override #'(font-family . typewriter)
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\concat {
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\fontsize #-4 {
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\raise #.5 #(number->string string-qty)
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\hspace #-.2
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\raise #.2 "/"
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\hspace #-.2
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"6"
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}
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\Prefix
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}
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}
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#}
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#{ \markup\Prefix #})))
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startBarre =
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#(define-event-function (parser location arg-string-qty str)
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((integer?) markup?)
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(let* ((pre-fix
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(if arg-string-qty #{ \markup \prefix #arg-string-qty #} Prefix))
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(mrkp (markup #:upright #:concat (pre-fix str #:hspace 0.3))))
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(define (width grob text-string)
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(let* ((layout (ly:grob-layout grob))
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(props (ly:grob-alist-chain
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grob
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(ly:output-def-lookup layout 'text-font-defaults))))
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(interval-length
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(ly:stencil-extent
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(interpret-markup layout props (markup text-string))
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X))))
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#{
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\tweak after-line-breaking
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#(lambda (grob)
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(let* ((mrkp-width (width grob mrkp))
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(line-thickness (ly:staff-symbol-line-thickness grob)))
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(ly:grob-set-nested-property!
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grob
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'(bound-details left padding)
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(+ (/ mrkp-width -4) (* line-thickness 2)))))
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\tweak font-size -2
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\tweak style #'line
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\tweak bound-details.left.text #mrkp
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\tweak bound-details.left.attach-dir -1
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\tweak bound-details.left-broken.text ##f
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\tweak bound-details.left-broken.attach-dir -1
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%% adjust the numeric values to fit your needs:
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\tweak bound-details.left-broken.padding 1.5
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\tweak bound-details.right-broken.padding 0
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\tweak bound-details.right.padding 0.25
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\tweak bound-details.right.attach-dir 2
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\tweak bound-details.right-broken.text ##f
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\tweak bound-details.right.text
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\markup
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\with-dimensions #'(0 . 0) #'(-.3 . 0)
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\draw-line #'(0 . -1)
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\startTextSpan
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#}))
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#(define startHalfBarre startBarre)
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startModernBarre =
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#(define-event-function (parser location fretnum partial)
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(number? number?)
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#{
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\tweak bound-details.left.text
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\markup
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\small \bold \concat {
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%\Prefix
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#(format #f "~@r" fretnum)
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\hspace #.2
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\lower #.3 \fontsize #-2 #(number->string partial)
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\hspace #.5
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}
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\tweak font-size -1
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\tweak font-shape #'upright
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\tweak style #'dashed-line
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\tweak dash-fraction #0.3
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\tweak dash-period #1
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\tweak bound-details.left.stencil-align-dir-y #0.35
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\tweak bound-details.left.padding 0.25
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\tweak bound-details.left.attach-dir -1
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\tweak bound-details.left-broken.text ##f
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\tweak bound-details.left-broken.attach-dir -1
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%% adjust the numeric values to fit your needs:
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\tweak bound-details.left-broken.padding 1.5
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\tweak bound-details.right-broken.padding 0
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\tweak bound-details.right.padding 0.25
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\tweak bound-details.right.attach-dir 2
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\tweak bound-details.right-broken.text ##f
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\tweak bound-details.right.text
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\markup
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\with-dimensions #'(0 . 0) #'(-.3 . 0)
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\draw-line #'(0 . -1)
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\startTextSpan
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#})
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stopBarre = \stopTextSpan
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% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %% EXAMPLES
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% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %%%%%%%%%%%%%%%%% Standard Barré function
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% %% Syntax: note \startBarre "text" notes \stopBarre (text = any fret number)
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% \markup \column \italic { "Standard notation:" \vspace #.5 }
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% {
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% \clef "G_8"
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% \key d\minor
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% <<
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% \new Voice {
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% \voiceOne a'16[ \startBarre "III" bes d' bes f'8] \stopBarre
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% }
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% \new Voice { \voiceTwo d2 }
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% >>
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% }
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% %%%%%%%%%%%%%%%%% Half Barré function with prefix
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% %% Syntax: note \startHalfBarre #'string quantity' "text" notes \stopBarre (text = any fret number)
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% \markup
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% \column \italic { \vspace #1 "With string position prefix:" \vspace #.5 }
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% {
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% \clef "G_8"
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% \key d\minor
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% <<
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% \new Voice {
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% \voiceOne a'16[ \startHalfBarre #3 "III" bes d' bes f'8] \stopBarre
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% }
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% \new Voice { \voiceTwo d2 }
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% >>
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% }
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% %%%%%%%%%%%%%%%%% Modern Barré function
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% %% Syntax: note \startModernBarre fret-number string-number notes \stopBarre
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% \markup \column \italic { \vspace #1 "A more modern approach:" \vspace #.5 }
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% {
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% \clef "G_8"
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% \key d\minor
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% <<
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% \new Voice {
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% \voiceOne a'16[ \startModernBarre #3 #3 bes d' bes f'8] \stopBarre
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% }
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% \new Voice { \voiceTwo d2 }
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% >>
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% }
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% % LSR workaround:
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% \markup\vspace #.5
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