((eq? my-code 'place-fret)
(set! dot-list (cons* (cdr my-item) dot-list))))
(parse-item (cdr mylist)))))
- ; calculate fret-range
+
+ ;; calculate fret-range
(let ((maxfret 0) (minfret 99))
(let updatemax ((fret-list dot-list))
(if (null? fret-list)
(acons 'barre-list barre-list
(acons 'dot-list dot-list
(acons 'xo-list xo-list '()))))))
-
+
+
+
(define (subtract-base-fret base-fret dot-list)
"Subtract @var{base-fret} from every fret in @var{dot-list}"
(if (null? dot-list)
(ly:stencil-combine-at-edge
(draw-strings (- string-count 1) fret-range th size) X RIGHT
string-stencil
- gap 0))))
+ gap))))
(define (draw-fret-lines fret-count string-count th size)
- "Draw @var{fret-count} frets (horizontal lines) for a fret diagram
+ "Draw @var{fret-count} frets (horizontal lines) for a fret diagram
with @var{string-count} strings. Line thickness is given by @var{th},
fret & string spacing by @var{size}. "
- (let* ((fret-length (* (- string-count 1) size))
- (sth (* size th))
- (half-thickness (* sth 0.5))
- (gap (- size sth))
- (fret-line (ly:make-stencil (list 'draw-line sth half-thickness size (- fret-length half-thickness) size)
- (cons 0 fret-length)
- (cons (- size half-thickness) (+ size half-thickness)))))
- (if (= fret-count 1)
- fret-line
- (ly:stencil-combine-at-edge fret-line Y UP
- (draw-fret-lines (- fret-count 1) string-count th size)
- gap 0))))
-
+ (let* ((fret-length (* (- string-count 1) size))
+ (sth (* size th))
+ (half-thickness (* sth 0.5))
+ (gap (- size sth))
+ (fret-line (ly:make-stencil (list 'draw-line sth half-thickness size (- fret-length half-thickness) size)
+ (cons 0 fret-length)
+ (cons (- size half-thickness) (+ size half-thickness)))))
+ (if (= fret-count 1)
+ fret-line
+ (ly:stencil-combine-at-edge fret-line Y UP
+ (draw-fret-lines (- fret-count 1) string-count th size)
+ gap))))
+
(define (draw-thick-top-fret props string-count th size)
- "Draw a thick top fret for a fret diagram whose base fret is not 1."
- (let* ((sth (* th size))
-; (top-fret-thick (* sth (chain-assoc-get 'top-fret-thickness props 3.0)))
- (top-fret-thick (* sth 3.0))
-; (top-half-thick (* top-fret-thick 0.5))
- (half-thick (* sth 0.5))
- (x1 half-thick)
- (x2 (+ half-thick (* size (- string-count 1))))
- (y1 (- half-thick))
- (y2 (+ top-fret-thick half-thick))
- (x-extent (cons (- x1) x2))
- (y-extent (cons 0 y2)))
- (ly:make-stencil (list 'round-filled-box x1 x2 y1 y2 sth)
- x-extent y-extent)))
-
-
+ "Draw a thick top fret for a fret diagram whose base fret is not 1."
+ (let* ((sth (* th size))
+ ; (top-fret-thick (* sth (chain-assoc-get 'top-fret-thickness props 3.0)))
+ (top-fret-thick (* sth 3.0))
+ ; (top-half-thick (* top-fret-thick 0.5))
+ (half-thick (* sth 0.5))
+ (x1 half-thick)
+ (x2 (+ half-thick (* size (- string-count 1))))
+ (y1 (- half-thick))
+ (y2 (+ top-fret-thick half-thick))
+ (x-extent (cons (- x1) x2))
+ (y-extent (cons 0 y2)))
+ (ly:make-stencil (list 'round-filled-box x1 x2 y1 y2 sth)
+ x-extent y-extent)))
+
+
(define (draw-frets layout props fret-range string-count th size)
- "Draw the frets (horizontal lines) for a fret diagram with
+ "Draw the frets (horizontal lines) for a fret diagram with
@var{string-count} strings and frets as indicated in @var{fret-range}.
Line thickness is given by @var{th}, fret & string spacing by
@var{size}. "
(fret-length (* (- string-count 1) size))
(half-thickness (* th 0.5))
(base-fret (car fret-range)))
- (ly:stencil-combine-at-edge
- (draw-fret-lines fret-count string-count th size) Y UP
- (if (= base-fret 1)
- (draw-thick-top-fret props string-count th size)
- (draw-fret-lines 1 string-count th size))
- (- size th) 0)))
-
+ (ly:stencil-combine-at-edge
+ (draw-fret-lines fret-count string-count th size) Y UP
+ (if (= base-fret 1)
+ (draw-thick-top-fret props string-count th size)
+ (draw-fret-lines 1 string-count th size))
+ (- size th))))
+
(define (draw-dots layout props string-count fret-range size finger-code
dot-position dot-radius dot-thickness dot-list)
"Make dots for fret diagram."
+
(let* ((scale-dot-radius (* size dot-radius))
(scale-dot-thick (* size dot-thickness))
(dot-color (chain-assoc-get 'dot-color props 'black))
(sans-serif-stencil layout props (* size label-font-mag) label-text)
(* size (+ fret-count label-vertical-offset)) Y)))
-(def-markup-command (fret-diagram-verbose layout props marking-list)
+(define-builtin-markup-command (fret-diagram-verbose layout props marking-list)
(list?)
"Make a fret diagram containing the symbols indicated in @var{marking-list}
For example,
@example
- \\markup \\fret-diagram #'((mute 6) (mute 5) (open 4)
+ \\markup \\fret-diagram-verbose #'((mute 6) (mute 5) (open 4)
(place-fret 3 2) (place-fret 2 3) (place-fret 1 2))
@end example
variable @var{finger-code}. There is no limit to the number of fret
indications per string.
+
+
+
@end table
"
(make-fret-diagram layout props marking-list))
(if (not (null? xo-list))
(set! fret-diagram-stencil (ly:stencil-combine-at-edge
fret-diagram-stencil Y UP
- (draw-xo layout props string-count fret-range size xo-list) xo-padding 0)))
+ (draw-xo layout props string-count fret-range size xo-list) xo-padding)))
(if (> (car fret-range) 1)
(set! fret-diagram-stencil
(ly:stencil-combine-at-edge fret-diagram-stencil X label-dir
- (label-fret layout props string-count fret-range size) label-space 0)))
+ (label-fret layout props string-count fret-range size) label-space)))
(ly:stencil-aligned-to fret-diagram-stencil X alignment)
))
-(def-markup-command (fret-diagram layout props definition-string)
+(define-builtin-markup-command (fret-diagram layout props definition-string)
(string?)
"
Example
(cons* numeric-value (numerify (cdr mylist)))
(cons* (car (string->list (car mylist))) (numerify (cdr mylist)))))))
-(def-markup-command (fret-diagram-terse layout props definition-string)
+(define-builtin-markup-command (fret-diagram-terse layout props definition-string)
(string?)
"Make a fret diagram markup using terse string-based syntax.
projects / lilypond.git / blobdiff