; (c) 1998 Jan Nieuwenhuizen <janneke@gnu.org>
-(debug-enable 'backtrace)
+;(debug-enable 'backtrace)
;;; library funtions
(define
(string-append
(map (lambda (n) (string-append (number->string n ) " ")) l)))
+(define (reduce operator list)
+ (if (null? (cdr list)) (car list)
+ (operator (car list) (reduce operator (cdr list)))
+ )
+ )
+
+
+(define (glue-2-strings a b) (string-append a " " b))
+
(define
(numbers->string l)
- (apply string-append
- (map (lambda (n) (string-append (number->string n) " ")) l)))
+ (reduce glue-2-strings (map number->string l)))
(define (chop-decimal x) (if (< (abs x) 0.001) 0.0 x))
;; See documentation of Item::visibility_lambda_
(define (postbreak_only_visibility d) (if (= d 1) '(#f . #f) '(#t . #t)))
-(define (non_postbreak_visibility d) (if (= d -1) '(#t . #t) '(#f . #f)))
(define (spanbar_non_postbreak_visibility d) (if (= d -1) '(#t . #t) '(#f . #f)))
-(define (spanbar_postbreak_only_visibility d) (if (= d 1) '(#f . #f) '(#t . #t)))
+(define (non_postbreak_visibility d) (if (= d 1) '(#t . #t) '(#f . #f)))
+(define (non_prebreak_visibility d) (if (= d -1) '(#t . #t) '(#f . #f)))
+
+
+;; Score_span_bars are only visible at start of line
+;; i.e. if break_dir == RIGHT == 1
+(define Span_bar_engraver_visibility non_postbreak_visibility)
+(define mark-visibility non_prebreak_visibility)
+(define Span_score_bar_engraver_visibility postbreak_only_visibility)
+(define Piano_bar_engraver_visibility postbreak_only_visibility)
+(define Staff_group_bar_engraver_visibility postbreak_only_visibility)
+
+;; Spacing constants for prefatory matter.
+;;
+;; rules for this are complicated. See [Wanske] page 126 -- 134
+;;
+;;
+(define space-alist
+ '(
+ (("Clef_item" "Key_item") . 2.5)
+ (("Key_item" "Time_signature") . 2.5)
+ (("Clef_item" "Time_signature") . 2.75)
+ (("Staff_bar" "Clef_item") . 1.0)
+ (("Clef_item" "Staff_bar") . 3.7)
+ (("Time_signature" "Staff_bar") . 2.0)
+ (("Key_item" "Staff_bar") . 2.5)
+ (("Span_bar" "Clef_item") . 1.0)
+ (("Clef_item" "Span_bar") . 3.7)
+ (("Time_signature" "Span_bar") . 2.0)
+ (("Key_item" "Span_bar") . 2.5)
+ (("Staff_bar" "Time_signature") . 1.0)
+ )
+
+ )
+
+(define (break-align-spacer this next)
+ (let ((entry (assoc `(,this ,next) space-alist)))
+ (if entry
+ (cdr entry)
+ (begin (ly-warn (string-append "Unknown spacing pair " this ", " next))
+ 0.0))))
+
+
;;;;;;;; TeX
+(define cmr-alist
+ '(("bold" . "cmbx")
+ ("dynamic" . "feta-din")
+ ("finger" . "feta-nummer")
+ ("typewriter" . "cmtt")
+ ("italic" . "cmti")
+ ("roman" . "cmr")
+ ("large" . "cmbx")
+ ("Large" . "cmbx")
+ ("mark" . "feta-nummer")
+ ("number" . "feta-nummer")
+ ("volta" . "feta-nummer"))
+)
+
+(define script-alist '())
+(define (articulation-to-scriptdef a)
+ (assoc a script-alist)
+ )
+
+;; Map style names to TeX font names. Return false if
+;; no font name found.
+(define (style-to-cmr s)
+ (assoc s cmr-alist )
+ )
+
+
(define (tex-scm action-name)
(define (unknown)
(define (cached-fontname i)
(string-append
"\\lilyfont"
- (make-string 1 (integer->char (+ 65 i)))
- )
- )
+ (make-string 1 (integer->char (+ 65 i)))))
(define (select-font font-name)
(if (not (equal? font-name current-font))
(set! font-cmd (cached-fontname font-count))
(set! font-alist (acons font-name font-cmd font-alist))
(set! font-count (+ 1 font-count))
- (string-append "\\font" font-cmd "=" font-name font-cmd)
- )
- (cdr font-cmd))
- )
-
+ (if (equal? font-name "")
+ (error "Empty fontname -- SELECT-FONT"))
+ (string-append "\\font" font-cmd "=" font-name font-cmd))
+ (cdr font-cmd)))
"" ;no switch needed
-
- )
-
- )
-
-
+ ))
(define (beam width slope thick)
(embedded-ps ((ps-scm 'beam) width slope thick)))
(define (crescendo w h cont)
(embedded-ps ((ps-scm 'crescendo) w h cont)))
+ (define (char i)
+ (string-append "\\show{" (inexact->string i 10) "}"))
+
(define (decrescendo w h cont)
(embedded-ps ((ps-scm 'decrescendo) w h cont)))
-
(define (embedded-ps s)
(string-append "\\embeddedps{" s "}"))
(define (end-output)
"\n\\EndLilyPondOutput")
- (define (experimental-on) "\\turnOnExperimentalFeatures")
-
-
-
-
+ (define (experimental-on)
+ "\\turnOnExperimentalFeatures")
(define (font-switch i)
(string-append
(define (invoke-char s i)
(string-append
"\n\\" s "{" (inexact->string i 10) "}" ))
- (define (char i)
- (string-append "\\show{" (inexact->string i 10) "}"))
-
+
(define (invoke-dim1 s d)
(string-append
"\n\\" s "{" (number->dim d) "}"))
(define (number->dim x)
(string-append
- (number->string (chop-decimal x)) "pt "))
+ (number->string (chop-decimal x)) " pt "))
(define (placebox x y s)
(string-append
(define minht (* 2 mudelapaperstaffheight))
(define maxht (* 7 minht))
(string-append
- "{\\bracefont " (char (/ (- (min y (- maxht step)) minht) step)) "}"))
-
+ "{\\bracefont " (char (max
+ 0
+ (/ (- (min y (- maxht step)) minht) step))) "}"))
+
(define (rulesym h w)
(embedded-ps ((ps-scm 'bezier-sandwich) l)))
- (define (start-line)
+ (define (start-line ht)
(begin
(clear-fontcache)
- "\\hbox{%\n")
+ (string-append"\\vbox to " (number->dim ht) "{\\hbox{%\n"))
)
-
+ (define (stop-line)
+ "}\\vss}\\interscoreline")
+ (define (stop-last-line)
+ "}\\vss}")
(define (filledbox breapth width depth height)
(string-append
"\\kern" (number->dim (- breapth))
"depth " (number->dim depth)
"height " (number->dim height) " "))
- (define (stop-line)
- "}\\interscoreline")
(define (text s)
(string-append "\\hbox{" (output-tex-string s) "}"))
- (define (tuplet dx dy thick dir)
- (embedded-ps ((ps-scm 'tuplet) dx dy thick dir)))
+ (define (tuplet ht dx dy thick dir)
+ (embedded-ps ((ps-scm 'tuplet) ht dx dy thick dir)))
(define (volta w thick last)
(embedded-ps ((ps-scm 'volta) w thick last)))
-
+ ;; TeX
;; The procedures listed below form the public interface of TeX-scm.
;; (should merge the 2 lists)
(cond ((eq? action-name 'all-definitions)
`(begin
(define beam ,beam)
- (define tuplet ,tuplet)
+ (define bezier-sandwich ,bezier-sandwich)
(define bracket ,bracket)
+ (define char ,char)
(define crescendo ,crescendo)
(define dashed-slur ,dashed-slur)
(define decrescendo ,decrescendo)
(define end-output ,end-output)
+ (define experimental-on ,experimental-on)
+ (define filledbox ,filledbox)
(define font-def ,font-def)
(define font-switch ,font-switch)
(define generalmeter ,generalmeter)
(define header ,header)
(define invoke-char ,invoke-char)
(define invoke-dim1 ,invoke-dim1)
+ (define pianobrace ,pianobrace)
(define placebox ,placebox)
(define rulesym ,rulesym)
- (define bezier-sandwich ,bezier-sandwich)
(define select-font ,select-font)
(define start-line ,start-line)
- (define filledbox ,filledbox)
(define stop-line ,stop-line)
+ (define stop-last-line ,stop-last-line)
(define text ,text)
- (define experimental-on ,experimental-on)
- (define char ,char)
- (define pianobrace ,pianobrace)
+ (define tuplet ,tuplet)
(define volta ,volta)
))
- ((eq? action-name 'experimental-on) experimental-on)
((eq? action-name 'beam) beam)
((eq? action-name 'tuplet) tuplet)
((eq? action-name 'bracket) bracket)
((eq? action-name 'dashed-slur) dashed-slur)
((eq? action-name 'decrescendo) decrescendo)
((eq? action-name 'end-output) end-output)
+ ((eq? action-name 'experimental-on) experimental-on)
((eq? action-name 'font-def) font-def)
((eq? action-name 'font-switch) font-switch)
((eq? action-name 'generalmeter) generalmeter)
((eq? action-name 'start-line) start-line)
((eq? action-name 'stem) stem)
((eq? action-name 'stop-line) stop-line)
+ ((eq? action-name 'stop-last-line) stop-last-line)
((eq? action-name 'volta) volta)
(else (error "unknown tag -- PS-TEX " action-name))
)
;;;;;;;;;;;; PS
(define (ps-scm action-name)
+
+
+ ;; alist containing fontname -> fontcommand assoc (both strings)
+ (define font-alist '())
+ (define font-count 0)
+ (define current-font "")
+ (define (clear-fontcache)
+ (begin
+ (set! font-alist '())
+ (set! font-count 0)
+ (set! current-font "")))
+
+ (define (cached-fontname i)
+ (string-append
+ " lilyfont"
+ (make-string 1 (integer->char (+ 65 i)))))
+
+ (define (select-font font-name)
+ (if (not (equal? font-name current-font))
+ (begin
+ (set! current-font font-name)
+ (define font-cmd (assoc font-name font-alist))
+ (if (eq? font-cmd #f)
+ (begin
+ (set! font-cmd (cached-fontname font-count))
+ (set! font-alist (acons font-name font-cmd font-alist))
+ (set! font-count (+ 1 font-count))
+ (string-append "\n/" font-cmd " {/"
+ font-name
+ " findfont 12 scalefont setfont} bind def \n"
+ font-cmd " \n"))
+ (string-append (cdr font-cmd) " ")))
+ ; font-name == current-font no switch needed
+ ""
+ ))
+
(define (beam width slope thick)
(string-append
(numbers->string (list width slope thick)) " draw_beam " ))
(define (bracket h)
- (invoke-dim1 "draw_bracket" h))
+ (invoke-dim1 " draw_bracket" h))
+
+ (define (char i)
+ (invoke-char " show" i))
(define (crescendo w h cont)
(string-append
(numbers->string (list w h (inexact->exact cont)))
- "draw_crescendo"))
+ " draw_crescendo"))
(define (dashed-slur thick dash l)
(string-append
(define (decrescendo w h cont)
(string-append
(numbers->string (list w h (inexact->exact cont)))
- "draw_decrescendo"))
+ " draw_decrescendo"))
(define (end-output)
"\nshowpage\n")
-
+
(define (experimental-on) "")
+
+ (define (filledbox breapth width depth height)
+ (string-append (numbers->string (list breapth width depth height))
+ " draw_box" ))
+ ;; obsolete?
(define (font-def i s)
(string-append
"\n/" (font i) " {/"
(substring s 0 (- (string-length s) 4))
- " findfont 12 scalefont setfont} bind def\n"))
+ " findfont 12 scalefont setfont} bind def \n"))
(define (font-switch i)
(string-append (font i) " "))
(string-append
"%!PS-Adobe-3.0\n"
"%%Creator: " creator generate "\n"))
-
+
(define (invoke-char s i)
(string-append
"(\\" (inexact->string i 8) ") " s " " ))
-
+
(define (invoke-dim1 s d)
(string-append
(number->string (* d (/ 72.27 72))) " " s ))
(define (placebox x y s)
(string-append
(number->string x) " " (number->string y) " {" s "} placebox "))
+ (define (pianobrace y)
+ ""
+ )
(define (rulesym x y)
(string-append
(number->string x) " "
(number->string y) " "
- "rulesym"))
+ " rulesym"))
(define (bezier-sandwich l)
(string-append
(apply string-append (map control->string l))
" draw_bezier_sandwich"))
- (define (start-line)
+ (define (start-line height)
(begin
(clear-fontcache)
"\nstart_line {\n"))
- (define (stem kern width height depth)
- (string-append (numbers->string (list kern width height depth))
- "draw_stem" ))
+ (define (stem breapth width depth height)
+ (string-append (numbers->string (list breapth width depth height))
+ " draw_box" ))
(define (stop-line)
"}\nstop_line\n")
- (define (text f s)
- (string-append "(" s ") set" f " "))
+ (define (text s)
+ (string-append "(" s ") show "))
(define (volta w thick last)
(string-append
(numbers->string (list w thick (inexact->exact last)))
- "draw_volta"))
+ " draw_volta"))
- (define (tuplet dx dy thick dir)
+ (define (tuplet ht dx dy thick dir)
(string-append
- (numbers->string (list dx dy thick (inexact->exact dir)))
- "draw_tuplet"))
+ (numbers->string (list ht dx dy thick (inexact->exact dir)))
+ " draw_tuplet"))
(define (unknown)
"\n unknown\n")
- ; dispatch on action-name
+ ;; PS
(cond ((eq? action-name 'all-definitions)
`(begin
(define beam ,beam)
(define tuplet ,tuplet)
(define bracket ,bracket)
+ (define char ,char)
(define crescendo ,crescendo)
(define volta ,volta)
(define bezier-sandwich ,bezier-sandwich)
(define dashed-slur ,dashed-slur)
(define decrescendo ,decrescendo)
-
(define end-output ,end-output)
+ (define experimental-on ,experimental-on)
+ (define filledbox ,filledbox)
(define font-def ,font-def)
(define font-switch ,font-switch)
(define generalmeter ,generalmeter)
+ (define pianobrace ,pianobrace)
(define header-end ,header-end)
(define lily-def ,lily-def)
(define header ,header)
(define invoke-dim1 ,invoke-dim1)
(define placebox ,placebox)
(define rulesym ,rulesym)
+ (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 text ,text)
))
((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 'crescendo) crescendo)
- ((eq? action-name 'volta) volta)
- ((eq? action-name 'bezier-sandwich) bezier-sandwich)
((eq? action-name 'dashed-slur) dashed-slur)
((eq? action-name 'decrescendo) decrescendo)
+ ((eq? action-name 'experimental-on) experimental-on)
+ ((eq? action-name 'filledbox) filledbox)
+ ((eq? action-name 'select-font) select-font)
+ ((eq? action-name 'volta) volta)
(else (error "unknown tag -- PS-SCM " action-name))
)
)
-
-;
+ ;
; Russ McManus, <mcmanus@IDT.NET>
;
; I use the following, which should definitely be provided somewhere