- (string-append
- "1 setlinecap 1 setlinejoin "
- (ly:number->string thick) " setlinewidth "
- (ly:number->string x1) " "
- (ly:number->string y1) " moveto "
- (ly:number->string x2) " "
- (ly:number->string y2) " lineto stroke"))
-
-(define (ez-ball ch letter-col ball-col)
- (string-append
- " (" ch ") "
- (ly:numbers->string (list letter-col ball-col))
- " /Helvetica-Bold " ;; ugh
- " draw_ez_ball"))
-
-(define (filledbox breapth width depth height) ; FIXME : use draw_round_box
- (string-append (ly:numbers->string (list breapth width depth height))
- " draw_box"))
-
-;; WTF is this in every backend?
-(define (horizontal-line x1 x2 th)
- (draw-line th x1 0 x2 0))
-
-(define (lily-def key val)
- (let ((prefix "lilypondpaper"))
- (if (string=?
- (substring key 0 (min (string-length prefix) (string-length key)))
- prefix)
- (string-append "/" key " {" val "} bind def\n")
- (string-append "/" key " (" val ") def\n"))))
-
-(define (no-origin) "")
-
-
-
-(define (placebox x y s)
- (string-append
- (ly:number->string x) " " (ly:number->string y) " { " s " } place-box\n"))
-
-(define (polygon points blotdiameter)
- (string-append
- (ly:numbers->string points) " "
- (ly:number->string (/ (length points) 2)) " "
- (ly:number->string blotdiameter)
- " draw_polygon"))
-
-(define (repeat-slash wid slope thick)
- (string-append
- (ly:numbers->string (list wid slope thick))
- " draw_repeat_slash"))
-
-(define (round-filled-box x y width height blotdiam)
- (string-append
- (ly:numbers->string
- (list x y width height blotdiam)) " draw_round_box"))
-
-
-(define (stem breapth width depth height) ; FIXME: use draw_round_box.
- (string-append
- (ly:numbers->string (list breapth width depth height))
- " draw_box" ))
-
-(define (symmetric-x-triangle thick w h)
- (string-append
- (ly:numbers->string (list h w thick))
- " draw_symmetric_x_triangle"))
-
-(define (text font s)
- (let*
-
- (
- ;; ugh, we should find a better way to
- ;; extract the hsbw for /space from the font.
-
- (space-length (cdar (ly:text-dimension font "t")))
- (commands '())
- (add-command (lambda (x) (set! commands (cons x commands)))) )
-
- (string-fold
- (lambda (chr word)
- "Translate space as into moveto, group the rest in words."
- (if (and (< 0 (string-length word))
- (equal? #\space chr))
- (add-command
- (string-append "(" (ps-encoding word) ") show\n")))
-
- (if (equal? #\space chr)
- (add-command (string-append (number->string space-length) " 0.0 rmoveto ")) )
-
- (if (equal? #\space chr)
- ""
- (string-append word (make-string 1 chr))))
- ""
- (string-append s " "))
-
- (string-append
- (ps-font-command font) " setfont "
- (string-join (reverse commands)))
- ))
-
-(define (unknown)
+ (ly:format "~4f ~4f ~4f ~4f ~4f draw_line"
+ (- x2 x1) (- y2 y1)
+ x1 y1 thick))
+
+(define (partial-ellipse x-radius y-radius start-angle end-angle thick connect fill)
+ (ly:format "~a ~a ~4f ~4f ~4f ~4f ~4f draw_partial_ellipse"
+ (if fill "true" "false")
+ (if connect "true" "false")
+ x-radius
+ y-radius
+ start-angle
+ end-angle
+ thick))
+
+(define (ellipse x-radius y-radius thick fill)
+ (ly:format
+ "~a ~4f ~4f ~4f draw_ellipse"
+ (if fill
+ "true"
+ "false")
+ x-radius y-radius thick))
+
+(define (embedded-ps string)
+ string)
+
+(define (glyph-string pango-font
+ postscript-font-name
+ size
+ cid?
+ w-x-y-named-glyphs)
+ (define (glyph-spec w h x y g) ; h not used
+ (let ((prefix (if (string? g) "/" "")))
+ (ly:format "~4f ~4f ~4f ~a~a" w x y prefix g)))
+ (define (emglyph-spec w h x y g) ; h not used
+ (if (and (= x 0) (= y 0))
+ (ly:format "currentpoint ~a moveto ~4f 0 rmoveto" g w)
+ (ly:format "currentpoint ~4f ~4f rmoveto ~a moveto ~4f 0 rmoveto" x y g w)))
+ (if cid?
+ (ly:format
+ "/~a /CIDFont findresource ~a output-scale div scalefont setfont\n~a\n~a print_glyphs"
+ postscript-font-name size
+ (string-join (map (lambda (x) (apply glyph-spec x))
+ (reverse w-x-y-named-glyphs)) "\n")
+ (length w-x-y-named-glyphs))
+ (if (and (ly:bigpdfs) (string-startswith postscript-font-name "Emmentaler"))
+ (ly:format "/~a-O ~a output-scale div selectfont\n~a"
+ postscript-font-name size
+ (string-join (map (lambda (x) (apply emglyph-spec x))
+ w-x-y-named-glyphs) "\n"))
+ (ly:format "/~a ~a output-scale div selectfont\n~a\n~a print_glyphs"
+ postscript-font-name size
+ (string-join (map (lambda (x) (apply glyph-spec x))
+ (reverse w-x-y-named-glyphs)) "\n")
+ (length w-x-y-named-glyphs)))))
+
+(define (grob-cause offset grob)
+ (if (ly:get-option 'point-and-click)
+ (let* ((cause (ly:grob-property grob 'cause))
+ (music-origin (if (ly:stream-event? cause)
+ (ly:event-property cause 'origin)))
+ (point-and-click (ly:get-option 'point-and-click)))
+ (if (and
+ (ly:input-location? music-origin)
+ (cond ((boolean? point-and-click) point-and-click)
+ ((symbol? point-and-click)
+ (ly:in-event-class? cause point-and-click))
+ (else (any (lambda (t)
+ (ly:in-event-class? cause t))
+ point-and-click))))
+ (let* ((location (ly:input-file-line-char-column music-origin))
+ (x-ext (ly:grob-extent grob grob X))
+ (y-ext (ly:grob-extent grob grob Y)))
+
+ (if (and (< 0 (interval-length x-ext))
+ (< 0 (interval-length y-ext)))
+ (ly:format "~4f ~4f ~4f ~4f (textedit://~a:~a:~a:~a) mark_URI\n"
+ (+ (car offset) (car x-ext))
+ (+ (cdr offset) (car y-ext))
+ (+ (car offset) (cdr x-ext))
+ (+ (cdr offset) (cdr y-ext))
+
+ ;; Backslashes are not valid
+ ;; file URI path separators.
+ (ly:string-percent-encode
+ (ly:string-substitute "\\" "/" (car location)))
+
+ (cadr location)
+ (caddr location)
+ (1+ (cadddr location)))
+ ""))
+ ""))
+ ""))
+
+(define (named-glyph font glyph)
+ (if (and (ly:bigpdfs) (string-startswith (ly:font-file-name font) "emmentaler"))
+ (if (string-endswith (ly:font-file-name font)"-brace")
+ (if (or (string-startswith glyph "brace1") (string-startswith glyph "brace2"))
+ (ly:format "~a ~a" (string-append (ps-font-command font) "-N" ) glyph)
+ (if (or (string-startswith glyph "brace3") (string-startswith glyph "brace4"))
+ (ly:format "~a ~a" (string-append (ps-font-command font) "-S" ) glyph)
+ (ly:format "~a ~a" (string-append (ps-font-command font) "-O" ) glyph)))
+ (if (string-startswith glyph "noteheads")
+ (ly:format "~a ~a" (string-append (ps-font-command font) "-N" ) glyph)
+ (if (or (string-startswith glyph "scripts") (string-startswith glyph "clefs"))
+ (ly:format "~a ~a" (string-append (ps-font-command font) "-S" ) glyph)
+ (ly:format "~a ~a" (string-append (ps-font-command font) "-O" ) glyph))))
+ (ly:format "~a /~a glyphshow" (ps-font-command font) glyph)))
+
+(define (no-origin)
+ "")
+
+(define (placebox x y s)
+ (if (not (string-null? s))
+ (ly:format "~4f ~4f moveto ~a\n" x y s)
+ ""))
+
+(define (polygon points blot-diameter filled?)
+ (ly:format "~a ~4l ~a ~4f draw_polygon"
+ (if filled? "true" "false")
+ points
+ (- (/ (length points) 2) 1)
+ blot-diameter))
+
+(define (round-filled-box left right bottom top blotdiam)
+ (let* ((halfblot (/ blotdiam 2))
+ (x (- halfblot left))
+ (width (- right (+ halfblot x)))
+ (y (- halfblot bottom))
+ (height (- top (+ halfblot y))))
+ (ly:format "~4l draw_round_box"
+ (list width height x y blotdiam))))
+
+;; save current color on stack and set new color
+(define (setcolor r g b)
+ (ly:format "gsave ~4l setrgbcolor\n"
+ (list r g b)))
+
+;; restore color from stack
+(define (resetcolor) "grestore\n")
+
+;; rotation around given point
+(define (setrotation ang x y)
+ (ly:format "gsave ~4l translate ~a rotate ~4l translate\n"
+ (list x y)
+ ang
+ (list (* -1 x) (* -1 y))))
+
+(define (resetrotation ang x y)
+ "grestore ")
+
+(define (unknown)