;;;; * inkscape SVG-font support
;;;; - use fontconfig/fc-cache for now, see output-gnome.scm
-(debug-enable 'backtrace)
(define-module (scm output-svg))
(define this-module (current-module))
(if (module-defined? this-module keyword)
(apply (eval keyword this-module) (cdr expr))
(begin
- (display
- (string-append "undefined: " (symbol->string keyword) "\n"))
+ (ly:warning (_ "undefined: ~S") keyword)
""))))))
;; Helper functions
attributes-alist)))
(define-public (eo entity . attributes-alist)
+ "o = open"
(format #f "<~S~a>\n" entity (attributes attributes-alist)))
(define-public (eoc entity . attributes-alist)
+ " oc = open/close"
(format #f "<~S~a/>\n" entity (attributes attributes-alist)))
(define-public (ec entity)
+ "c = close"
(format #f "</~S>\n" entity))
(define-public (entity entity string . attributes-alist)
(apply eo (cons entity attributes-alist)) string (ec entity))))
(define (offset->point o)
- (format #f " ~S,~S" (car o) (cdr o)))
+ (format #f " ~S,~S" (car o) (- (cdr o))))
(define (svg-bezier lst close)
(let* ((c0 (car (list-tail lst 3)))
(apply string-append
(map (lambda (x) (char->entity x)) (string->list string))))
-(define pango-description-regexp
- (make-regexp "^([^,]+)+, ?([-a-zA-Z_]*) ([0-9.]+)$"))
+(define pango-description-regexp-comma
+ (make-regexp "^([^,]+), ?([-a-zA-Z_]*) ([0-9.]+)$"))
+
+(define pango-description-regexp-nocomma
+ (make-regexp "^([^ ]+) ([-a-zA-Z_]*) ?([0-9.]+)$"))
(define (pango-description-to-svg-font str)
(let*
((size 4.0)
(family "Helvetica")
(style #f)
- (match (regexp-exec pango-description-regexp str)))
+ (match-1 (regexp-exec pango-description-regexp-comma str))
+ (match-2 (regexp-exec pango-description-regexp-nocomma str))
+ (match (if match-1
+ match-1
+ match-2)))
(if (regexp-match? match)
(begin
(set! size
(string->number (match:substring match 3))))
- (display (format "Cannot decypher Pango description: ~a\n" str)))
+ (ly:warning (_ "can't decypher Pango description: ~a") str))
(set! style
(if (string? style)
size anchor))))
(define (fontify font expr)
- (entity 'text expr (cons 'style (svg-font font))))
+ (entity 'text expr
+ `(style . ,(svg-font font))
+ ))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; stencil outputters
;;; catch-all for missing stuff
;;; comment this out to see find out what functions you miss :-)
-(define (dummy . foo) "")
-(map (lambda (x) (module-define! this-module x dummy))
- (append
- (ly:all-stencil-expressions)
- (ly:all-output-backend-commands)))
+
+(if #f
+ (begin
+ (define (dummy . foo) "")
+ (map (lambda (x) (module-define! this-module x dummy))
+ (append
+ (ly:all-stencil-expressions)
+ (ly:all-output-backend-commands)))
+ ))
+
+(define (url-link url x y)
+ (string-append
+ (eo 'a `(xlink:href . ,url))
+ (eoc 'rect
+ `(x . ,(car x))
+ `(y . ,(car y))
+ `(width . ,(- (cdr x) (car x)))
+ `(height . ,(- (cdr y) (car y)))
+ '(fill . "none")
+ '(stroke . "none")
+ '(stroke-width . "0.0"))
+ (ec 'a)))
+
+(define (grob-cause offset grob)
+ "")
+
+(define (no-origin)
+ "")
+
(define (rect-beam width slope thick blot-diameter)
(let* ((x width)
`(width . ,width)
`(height . ,(+ thick (* (abs z) (/ thick 2))))
`(rx . ,(/ blot-diameter 2))
- `(transform . ,(format #f "matrix (1, ~f, 0, 1, 0, 0)" (- z))
- ))))
+ `(transform . ,(format #f "matrix (1, ~f, 0, 1, 0, 0)" z)
+ ))))
(define (beam width slope thick blot-diameter)
(let* ((b blot-diameter)
0 (- t)
(- w) h
0 t))
- )))
+ )))
(define (bezier-sandwich lst thick)
(let* ((first (list-tail lst 4))
'(fill . "black")
`(d . ,(string-append (svg-bezier first #f)
(svg-bezier second first-c0)))
- )))
+ )))
(define (char font i)
(dispatch
(define-public (comment s)
(string-append "<!-- " s " !-->\n"))
-(define (dashed-line thick on off dx dy)
- (draw-line thick 0 0 dx dy))
+(define (draw-line thick x1 y1 x2 y2 . alist)
+
+ (apply entity 'line ""
+ (append
+ `((stroke-linejoin . "round")
+ (stroke-linecap . "round")
+ (stroke-width . ,thick)
+ (stroke . "black")
+ ;;'(fill . "black")
+ (x1 . ,x1)
+ (y1 . ,y1)
+ (x2 . ,x2)
+ (y2 . ,y2))
+ alist)))
-(define (draw-line thick x1 y1 x2 y2)
- (entity 'line ""
- '(stroke-linejoin . "round")
- '(stroke-linecap . "round")
- `(stroke-width . ,thick)
- '(stroke . "black")
- ;;'(fill . "black")
- `(x1 . ,x1)
- `(y1 . ,y1)
- `(x2 . ,x2)
- `(y2 . ,y2)
- ))
+(define (dashed-line thick on off dx dy)
+ (draw-line thick 0 0 dx dy `(style . ,(format "stroke-dasharray:~a,~a;" on off))))
;; WTF is this in every backend?
(define (horizontal-line x1 x2 th)
;;(dispatch expr)
expr
`(transform . ,(format #f "translate (~f, ~f)"
- x
- (- y)))))
+ x (- y)))))
+
(define (polygon coords blot-diameter)
(entity 'polygon ""