-
-(use-modules (ice-9 format))
-
-(define (ascii->string i) (make-string 1 (integer->char i)))
-
-(define (control->list c)
- (list (+ global-x (car c)) (+ global-y (cdr c))))
-
-(define (control-flip-y c)
- (cons (car c) (* -1 (cdr c))))
-
-;;; urg.
-(define (sk-numbers->string l)
- (string-append
- (number->string (car l))
- (if (null? (cdr l))
- ""
- (string-append "," (sk-numbers->string (cdr l))))))
-
-(define global-x 0.0)
-(define global-y 0.0)
-(define global-list '())
-(define global-font "")
-(define global-s "")
-(define global-scale 1.0)
-(define (global-mul-scale x) (* global-scale x))
-
-;; hmm, global is global
-(define (global-filledbox width dy dx height x y)
- (string-append
- "fp((0,0,0))\n"
- "lw(0.5)\n"
- "r("
- (sk-numbers->string
- (map global-mul-scale (list width dy dx height x y)))
- ")\n"))
-
-(define (global-bezier l)
- (let* ((c0 (car (list-tail l 3)))
- (c123 (list-head l 3))
- (start (control->list c0))
- (control (apply append (map control->list c123))))
- (string-append
- "bs(" (sk-numbers->string (map global-mul-scale start)) ",0)\n"
- "bc(" (sk-numbers->string (map global-mul-scale control)) ",2)\n")))
-
-
-(define (global-beziers l thick)
- (let* (;;(burp (set! global-y (+ global-y (* 2 (cdar l)))))
- (first
- (list-tail l 4))
- (second
- (list-head l 4))
- )
- (string-append
- "fp((0,0,0))\n"
- "lw(0.5)\n"
- "b()\n"
- (global-bezier first)
- (global-bezier second)
- ;;"b_()\n"
- )))
-
-
-(define (sketch-scm action-name)
-
- ;; alist containing fontname -> fontcommand assoc (both strings)
- (define font-alist '())
- (define font-count 0)
- (define current-font "")
-
- (define (font-def x)
- "")
-
- (define (cached-fontname i)
- "")
-
- (define (select-font name-mag-pair)
- (set! global-font (car name-mag-pair))
- "")
-
- (define (font-load-command name-mag command)
- "")
-
- (define (beam width slope thick)
- (let ((s (list
- 'global-filledbox
- width
- (* slope width)
- 0
- thick
- 'global-x
- 'global-y)))
- (set! global-s s))
- "\n")
-
- (define (comment s)
- (string-append "% " s))
-
- (define (bracket arch_angle arch_width arch_height height arch_thick thick)
- (string-append
- (numbers->string (list arch_angle arch_width arch_height height arch_thick thick)) " draw_bracket" ))
-
- (define (char i)
- (set! global-s
-;; `(string-append "txt(" ,(number->string i) ",("
-;; (sk-numbers->string (list global-x global-y))
- `(string-append
- "fp((0,0,0))\n"
- "le()\n"
- "lw(0.5)\n"
-;; urg, Sketch can't handle non-text fonts
-;; "Fn('" global-font "')\n"
- "Fn('Times-Roman')\n"
- "Fs(12)\n"
- "txt('" ,(ascii->string i) "',("
- (sk-numbers->string (list (* global-scale global-x)
- (* global-scale global-y)))
- "))\n")))
-
- (define (hairpin thick width starth endh )
- (string-append
- (numbers->string (list width starth endh thick))
- " draw_hairpin"))
-
- ;; what the heck is this interface ?
- (define (dashed-slur thick dash l)
- (string-append
- (apply string-append (map control->string l))
- (ly-number->string thick)
- " [ "
- (ly-number->string dash)
- " "
- (ly-number->string (* 10 thick)) ;UGH. 10 ?
- " ] 0 draw_dashed_slur"))
-
- (define (dashed-line thick on off dx dy)
- (string-append
- (ly-number->string dx)
- " "
- (ly-number->string dy)
- " "
- (ly-number->string thick)
- " [ "
- (ly-number->string on)
- " "
- (ly-number->string off)
- " ] 0 draw_dashed_line"))
-
- (define (repeat-slash wid slope thick)
- (string-append (numbers->string (list wid slope thick))
- " draw_repeat_slash"))
-
- (define (end-output)
- "guidelayer('Guide Lines',1,0,0,1,(0,0,1))
-grid((0,0,20,20),0,(0,0,1),'Grid')\n")
-
- (define (experimental-on) "")
-
- (define (font-switch i)
- "")
-
- (define (header-end)
- "")
-
- (define (lily-def key val)
- (if (equal? key "lilypondpaperoutputscale")
- (set! global-scale (string->number val)))
- "")
-
-
- (define (header creator generate)
- (string-append
- "##Sketch 1 2
-document()
-layout('A4',0)
-layer('Layer 1',1,1,0,0,(0,0,0))
-"))
-
- (define (invoke-char s i)
- "")
-
- (define (invoke-dim1 s d)
- (string-append
- (ly-number->string (* d (/ 72.27 72))) " " s ))
-
- ;; urg
- (define (placebox x y s)
-;; (format (current-error-port) "placebox: ~S, ~S, ~S\n" x y s)
- (set! global-x (+ x 0))
- (set! global-y (+ y 100))
- (let ((s (primitive-eval global-s)))
- (set! global-s "\n")
- s))
-
- (define (bezier-sandwich l thick)
- (let ((s (list
- 'global-beziers
- 'global-list
- thick)))
- (set! global-s s)
- (set! global-list l))
- "\n")
-
-; TODO: use HEIGHT argument
- (define (start-line height)
- "G()\n"
- )
-
- ;; r((520.305,0,0,98.0075,51.8863,10.089))
- ;; width, 0, 0, height, x, y
- (define (filledbox breapth width depth height)
- (let ((s (list
- 'global-filledbox
- (+ breapth width)
- 0 0
- (+ depth height)
- `(- global-x ,breapth)
- `(- global-y ,depth))))
-;; (format (current-error-port) "filledbox: ~S\n" s)
- (set! global-s s))
- "\n")
-
- (define (stem x y z w) (filledbox x y z w))
-
-
- (define (stop-line)
- "G_()\n")
-
- (define (text s)
- (set! global-s
- `(string-append "txt('" ,s "',("
- (sk-numbers->string (list global-x global-y))
- "))\n")))
-
-
- (define (volta h w thick vert_start vert_end)
- (string-append
- (numbers->string (list h w thick (inexact->exact vert_start) (inexact->exact vert_end)))
- " draw_volta"))
-
- (define (tuplet ht gap dx dy thick dir)
- (string-append
- (numbers->string (list ht gap dx dy thick (inexact->exact dir)))
- " draw_tuplet"))
-
-
- (define (unknown)
- "\n unknown\n")
-
- (define (ez-ball ch letter-col ball-col)
- (string-append
- " (" ch ") "
- (numbers->string (list letter-col ball-col))
- " /Helvetica-Bold " ;; ugh
- " draw_ez_ball"))
-
- (define (define-origin a b c ) "")
- (define (no-origin) "")
-
- ;; PS
- (cond ((eq? action-name 'all-definitions)
- `(begin
- (define beam ,beam)
- (define tuplet ,tuplet)
- (define bracket ,bracket)
- (define char ,char)
- (define hairpin ,hairpin)
- (define volta ,volta)
- (define bezier-sandwich ,bezier-sandwich)
- (define dashed-line ,dashed-line)
- (define dashed-slur ,dashed-slur)
- (define end-output ,end-output)
- (define experimental-on ,experimental-on)
- (define filledbox ,filledbox)
- (define stem ,stem)
- (define font-def ,font-def)
- (define font-switch ,font-switch)
- (define header-end ,header-end)
- (define lily-def ,lily-def)
- (define font-load-command ,font-load-command)
- (define header ,header)
- (define invoke-char ,invoke-char)
- (define invoke-dim1 ,invoke-dim1)
- (define placebox ,placebox)
- (define select-font ,select-font)
- (define start-line ,start-line)
- (define stem ,stem)
- (define stop-line ,stop-line)
- (define stop-last-line ,stop-line)
- (define repeat-slash ,repeat-slash)
- (define text ,text)
- (define no-origin ,no-origin)
- (define define-origin ,define-origin)
- (define ez-ball ,ez-ball)
- ))
- ((eq? action-name 'repeat-slash) repeat-slash)
- ((eq? action-name 'tuplet) tuplet)
- ((eq? action-name 'beam) beam)
- ((eq? action-name 'bezier-sandwich) bezier-sandwich)
- ((eq? action-name 'bracket) bracket)
- ((eq? action-name 'char) char)
- ((eq? action-name 'dashed-line) dashed-line)
- ((eq? action-name 'dashed-slur) dashed-slur)
- ((eq? action-name 'hairpin) hairpin)
- ((eq? action-name 'experimental-on) experimental-on)
- ((eq? action-name 'filledbox) filledbox)
- ((eq? action-name 'ez-ball) ez-ball)
- ((eq? action-name 'select-font) select-font)
- ((eq? action-name 'volta) volta)
- (else (error "unknown tag -- SKETCH-SCM " action-name))
- )
- )
\ No newline at end of file