X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=scm%2Ftex.scm;h=b5b7d27a9c81f20060e5b7b7eddf62e8368baff0;hb=9019dd53357a12a3edce5e3d0dab529802584e04;hp=0cf48cd80d714e5bf048ab29693a6fe9f51b8858;hpb=42c9f0b04886b8a8318cb23d7fe72a90abb41afe;p=lilypond.git

diff --git a/scm/tex.scm b/scm/tex.scm
index 0cf48cd80d..b5b7d27a9c 100644
--- a/scm/tex.scm
+++ b/scm/tex.scm
@@ -1,256 +1,294 @@
+
 ;;; tex.scm -- implement Scheme output routines for TeX
 ;;;
 ;;;  source file of the GNU LilyPond music typesetter
 ;;; 
-;;; (c) 1998--2000 Jan Nieuwenhuizen <janneke@gnu.org>
+;;; (c) 1998--2001 Jan Nieuwenhuizen <janneke@gnu.org>
 ;;; Han-Wen Nienhuys <hanwen@cs.uu.nl>
 
 
-(define (tex-scm action-name)
-  (define (unknown) 
-    "%\n\\unknown%\n")
-
-
-  (define (select-font name-mag-pair)
-    (let*
-	(
-	 (c (assoc name-mag-pair font-name-alist))
-	 )
-
-      (if (eq? c #f)
-	  (begin
-	    (display "FAILED\n")
-	    (display (object-type (car name-mag-pair)))
-	    (display (object-type (caaar font-name-alist)))
-
-	    (ly-warn (string-append
-		      "Programming error: No such font known "
-		      (car name-mag-pair) " "
-		      (number->string (cdr name-mag-pair))
-		      ))
-	    "") ; issue no command
-	  (string-append "\\" (cddr c)))
-      
-      
-      ))
-  
-  (define (beam width slope thick)
-    (embedded-ps ((ps-scm 'beam) width slope thick)))
-
-  (define (bracket arch_angle arch_width arch_height height arch_thick thick)
-    (embedded-ps ((ps-scm 'bracket) arch_angle arch_width arch_height height arch_thick thick)))
-
-  (define (dashed-slur thick dash l)
-    (embedded-ps ((ps-scm 'dashed-slur)  thick dash l)))
-
-  (define (crescendo thick w h cont)
-    (embedded-ps ((ps-scm 'crescendo) thick w h cont)))
-
-  (define (char i)
-    (string-append "\\char" (inexact->string i 10) " "))
-  
-  (define (dashed-line thick on off dx dy)
-    (embedded-ps ((ps-scm 'dashed-line) thick on off dx dy)))
-
-  (define (decrescendo thick w h cont)
-    (embedded-ps ((ps-scm 'decrescendo) thick w h cont)))
-
-  (define (font-load-command name-mag command)
-    (string-append
-     "\\font\\" command "="
-     (car name-mag)
-     " scaled "
-     (number->string (inexact->exact (* 1000  (cdr name-mag))))
-     "\n"))
-
-  (define (embedded-ps s)
-    (string-append "\\embeddedps{" s "}"))
-
-  (define (comment s)
-    (string-append "% " s))
-  
-  (define (end-output) 
+(define-module (scm tex) )
+(debug-enable 'backtrace)
+(use-modules (scm ps)
+	     (ice-9 regex)
+	     (ice-9 string-fun)
+	     (ice-9 format)
+	     (guile)
+	     (lily)
+	     )
+
+(define this-module (current-module))
+
+;;;;;;;;
+;;;;;;;; DOCUMENT ME!
+;;;;;;;;
+
+(define font-name-alist  '())
+
+(define (tex-encoded-fontswitch name-mag)
+  (let* ((iname-mag (car name-mag))
+	 (ename-mag (cdr name-mag)))
+    (cons iname-mag
+	  (cons ename-mag
+		(string-append  "magfont"
+			  (string-encode-integer
+			   (hashq (car ename-mag) 1000000))
+			  "m"
+			  (string-encode-integer
+			   (inexact->exact (* 1000 (cdr ename-mag)))))))))
+
+(define (define-fonts internal-external-name-mag-pairs)
+  (set! font-name-alist (map tex-encoded-fontswitch
+			     internal-external-name-mag-pairs))
+  (apply string-append
+	 (map (lambda (x)
+		(font-load-command (car x) (cdr x)))
+	      (map cdr font-name-alist))))
+
+
+
+;; urg, how can exp be #unspecified?  -- in sketch output
+;;
+;; set! returns #<unspecified>  --hwn
+(define (fontify name-mag-pair exp)
+  (string-append (select-font name-mag-pair)
+		 exp))
+
+
+(define (unknown) 
+  "%\n\\unknown\n")
+
+(define (select-font name-mag-pair)
+  (let*
+      (
+       (c (assoc name-mag-pair font-name-alist))
+       )
+
+    (if (eq? c #f)
 	(begin
-; uncomment for some stats about lily memory	  
-;		(display (gc-stats))
-    (string-append "\n\\EndLilyPondOutput"
-		   ; Put GC stats here.
+	  (display "FAILED\n")
+	  (display (object-type (car name-mag-pair)))
+	  (display (object-type (caaar font-name-alist)))
+
+	  (ly-warn (string-append
+		    "Programming error: No such font known "
+		    (car name-mag-pair) " "
+		    (ly-number->string (cdr name-mag-pair))
+		    ))
+	  "") ; issue no command
+	(string-append "\\" (cddr c)))
+    
+    
+    ))
+
+(define (beam width slope thick)
+  (embedded-ps (list 'beam  width slope thick)))
+
+(define (bracket arch_angle arch_width arch_height height arch_thick thick)
+  (embedded-ps (list 'bracket  arch_angle arch_width arch_height height arch_thick thick)))
+
+(define (dashed-slur thick dash l)
+  (embedded-ps (list 'dashed-slur thick dash `(quote ,l))))
+
+(define (char i)
+  (string-append "\\char" (inexact->string i 10) " "))
+
+(define (dashed-line thick on off dx dy)
+  (embedded-ps (list 'dashed-line  thick on off dx dy)))
+
+(define (font-load-command name-mag command)
+  (string-append
+   "\\font\\" command "="
+   (car name-mag)
+   " scaled "
+   (ly-number->string (inexact->exact (* 1000  (cdr name-mag))))
+   "\n"))
+
+(define (ez-ball c l b)
+  (embedded-ps (list 'ez-ball  c  l b)))
+
+(define (header-to-file fn key val)
+  (set! key (symbol->string key))
+  (if (not (equal? "-" fn))
+      (set! fn (string-append fn "." key))
+      )
+  (display
+   (format "writing header field `~a' to `~a'..."
+	   key
+	   (if (equal? "-" fn) "<stdout>" fn)
+	   )
+   (current-error-port))
+  (if (equal? fn "-")
+      (display val)
+      (display val (open-file fn "w"))
+  )
+  (display "\n" (current-error-port))
+  ""
+  )
+
+(if (or (equal? (minor-version) "4.1")
+	(equal? (minor-version) "4")
+	(equal? (minor-version) "3.4"))
+    (define (embedded-ps expr)
+      (let ((ps-string
+	     (with-output-to-string
+	       (lambda () (ps-output-expression expr (current-output-port))))))
+	(string-append "\\embeddedps{" ps-string "}")))
+    (define (embedded-ps expr)
+      (let
+	  ((os (open-output-string)))
+	(ps-output-expression expr os)
+	(string-append "\\embeddedps{" (get-output-string os) "}"))))
+
+(define (comment s)
+  (string-append "% " s "\n"))
+
+(define (end-output) 
+  (begin
+					; uncomment for some stats about lily memory	  
+					;		(display (gc-stats))
+    (string-append "%\n\\endgroup\\EndLilyPondOutput\n"
+					; Put GC stats here.
 		   )))
-  
-  (define (experimental-on)
-    "")
-
-  (define (font-switch i)
-    (string-append
-     "\\" (font i) "\n"))
-
-  (define (font-def i s)
-    (string-append
-     "\\font" (font-switch i) "=" s "\n"))
-
-  (define (header-end)
-    (string-append
-     "\\special{! "
-
-     ;; URG: ly-gulp-file: now we can't use scm output without Lily
-     (if use-regex
-	 ;; fixed in 1.3.4 for powerpc -- broken on Windows
-	 (regexp-substitute/global #f "\n"
-				   (ly-gulp-file "lily.ps") 'pre " %\n" 'post)
-	 (ly-gulp-file "lily.ps"))
-     "}"
-     "\\input lilyponddefs\\newdimen\\outputscale \\outputscale=\\lilypondpaperoutputscale pt\\turnOnPostScript"))
-
-  (define (header creator generate) 
-    (string-append
-     "%created by: " creator generate "\n"))
-
-  (define (invoke-char s i)
-    (string-append 
-     "\n\\" s "{" (inexact->string i 10) "}" ))
-
-  (define (invoke-dim1 s d)
-    (string-append
-     "\n\\" s "{" (number->dim d) "}"))
-  (define (pt->sp x)
-    (* 65536 x))
-  
-  ;;
-  ;; need to do something to make this really safe.
-  ;;
-  (define (output-tex-string s)
-      (if security-paranoia
-	  (if use-regex
-	      (regexp-substitute/global #f "\\\\" s 'pre "$\\backslash$" 'post)
-	      (begin (display "warning: not paranoid") (newline) s))
-	  s))
-      
-  (define (lily-def key val)
-    (string-append
-     "\\def\\"
-     (if use-regex
-	 ;; fixed in 1.3.4 for powerpc -- broken on Windows
-	 (regexp-substitute/global #f "_"
-				   (output-tex-string key) 'pre "X" 'post)
-	 (output-tex-string key))
-     "{" (output-tex-string val) "}\n"))
-
-  (define (number->dim x)
-    (string-append
-     ;;ugh ly-* in backend needs compatibility func for standalone output
-     (ly-number->string x) " \\outputscale "))
-
-  (define (placebox x y s) 
-    (string-append 
-     "\\placebox{"
-     (number->dim y) "}{" (number->dim x) "}{" s "}\n"))
-
-  (define (bezier-sandwich l thick)
-    (embedded-ps ((ps-scm 'bezier-sandwich) l thick)))
-
-  (define (start-line ht)
-      (string-append"\\vbox to " (number->dim ht) "{\\hbox{%\n"))
-
-  (define (stop-line) 
-    "}\\vss}\\interscoreline\n")
-  (define (stop-last-line)
-    "}\\vss}")
-  (define (filledbox breapth width depth height) 
-    (string-append 
-     "\\kern" (number->dim (- breapth))
-     "\\vrule width " (number->dim (+ breapth width))
-     "depth " (number->dim depth)
-     "height " (number->dim height) " "))
-
-  (define (text s)
-    (string-append "\\hbox{" (output-tex-string s) "}"))
-  
-  (define (tuplet ht gapx dx dy thick dir)
-    (embedded-ps ((ps-scm 'tuplet) ht gapx dx dy thick dir)))
-
-  (define (volta h w thick vert_start vert_end)
-    (embedded-ps ((ps-scm 'volta) h w thick vert_start vert_end)))
-
-  (define (define-origin file line col)
-    ; use this for column positions
-    (if point-and-click
-     (string-append "\\special{src:" (number->string line) ":"
-        (number->string col) " " file "}"
-	 ;; arg, the clueless take over the mailing list...
-;	 "\\special{-****-These-warnings-are-harmless-***}"
-;	 "\\special{-****-PLEASE-read-http://appel.lilypond.org/wiki/index.php3?PostProcessing-****}"
-	)
-     "")
-
-     ; line numbers only:
-    ;(string-append "\\special{src:" (number->string line) " " file "}")
-)
-
-  ; no-origin not yet supported by Xdvi
-  (define (no-origin) "")
-  
-  ;; 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 font-load-command ,font-load-command)
-	    (define beam ,beam)
-	    (define bezier-sandwich ,bezier-sandwich)
-	    (define bracket ,bracket)
-	    (define char ,char)
-	    (define crescendo ,crescendo)
-	    (define dashed-line ,dashed-line) 
-	    (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 header-end ,header-end)
-	    (define lily-def ,lily-def)
-	    (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 stop-line ,stop-line)
-	    (define stop-last-line ,stop-last-line)
-	    (define text ,text)
-	    (define tuplet ,tuplet)
-	    (define volta ,volta)
-	    (define define-origin ,define-origin)
-	    (define no-origin ,no-origin)
-	    ))
-
-	((eq? action-name 'beam) beam)
-	((eq? action-name 'tuplet) tuplet)
-	((eq? action-name 'bracket) bracket)
-	((eq? action-name 'crescendo) crescendo)
-	((eq? action-name 'dashed-line) dashed-line) 
-	((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 'header-end) header-end)
-	((eq? action-name 'lily-def) lily-def)
-	((eq? action-name 'header) header) 
-	((eq? action-name 'invoke-char) invoke-char) 
-	((eq? action-name 'invoke-dim1) invoke-dim1)
-	((eq? action-name 'placebox) placebox)
-	((eq? action-name 'bezier-sandwich) bezier-sandwich)
-	((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))
-	)
+
+(define (experimental-on)
+  "")
+
+(define (repeat-slash w a t)
+  (embedded-ps (list 'repeat-slash  w a t)))
+
+(define (font-switch i)
+  (string-append
+   "\\" (font i) "\n"))
+
+(define (font-def i s)
+  (string-append
+   "\\font" (font-switch i) "=" s "\n"))
+
+(define (header-end)
+  (string-append
+   "\\def\\scaletounit{ "
+   (number->string (cond
+		     ((equal? (ly-unit) "mm") (/ 72.0  25.4))
+		     ((equal? (ly-unit) "pt") (/ 72.0  72.27))
+		     (else (error "unknown unit" (ly-unit)))
+		     ))
+    " mul }%\n"
+   "\\special{\\string! "
+   
+   ;; URG: ly-gulp-file: now we can't use scm output without Lily
+   (regexp-substitute/global #f "\n"
+				 (ly-gulp-file "music-drawing-routines.ps") 'pre " %\n" 'post)
+   "}"
+   "\\input lilyponddefs\n"
+   "\\outputscale=\\lilypondpaperoutputscale \\lilypondpaperunit\n"
+   "\\turnOnPostScript\\begingroup\\parindent0pt\n"))
+
+;; Note: this string must match the string in ly2dvi.py!!!
+(define (header creator generate) 
+  (string-append
+   "% Generated automatically by: " creator generate "\n"))
+
+(define (invoke-char s i)
+  (string-append 
+   "\n\\" s "{" (inexact->string i 10) "}" ))
+
+;;
+;; need to do something to make this really safe.
+;;
+(define-public (output-tex-string s)
+  (if security-paranoia
+      (regexp-substitute/global #f "\\\\" s 'pre "$\\backslash$" 'post)
+      s))
+
+(define (lily-def key val)
+  (let ((tex-key
+	 (regexp-substitute/global
+	      #f "_" (output-tex-string key) 'pre "X" 'post))
+	 
+	(tex-val (output-tex-string val)))
+    (if (equal? (sans-surrounding-whitespace tex-val) "")
+	(string-append "\\let\\" tex-key "\\undefined\n")
+	(string-append "\\def\\" tex-key "{" tex-val "}%\n"))))
+
+(define (number->dim x)
+  (string-append
+   ;;ugh ly-* in backend needs compatibility func for standalone output
+   (ly-number->string x) " \\outputscale "))
+
+(define (placebox x y s) 
+  (string-append 
+   "\\placebox{"
+   (number->dim y) "}{" (number->dim x) "}{" s "}%\n"))
+
+(define (bezier-bow l thick)
+  (embedded-ps (list 'bezier-bow  `(quote ,l) thick)))
+
+(define (bezier-sandwich l thick)
+  (embedded-ps (list 'bezier-sandwich  `(quote ,l) thick)))
+
+(define (start-system wd ht)
+  (string-append "\\leavevmode\n"
+		 "\\scoreshift = " (number->dim (* ht 0.5)) "\n"
+		 "\\ifundefined{lilypondscoreshift}%\n"
+		 "\\else\n"
+		 "  \\advance\\scoreshift by -\\lilypondscoreshift\n"
+		 "\\fi\n"
+		 "\\hbox to " (number->dim wd) "{%\n"
+		 "\\lower\\scoreshift\n"
+		 "\\vbox to " (number->dim ht) "{\\hbox{%\n"))
+
+(define (stop-system) 
+  "}\\vss}\\hss}\\interscoreline\n")
+(define (stop-last-system)
+  "}\\vss}\\hss}")
+
+(define (filledbox breapth width depth height)
+  (if (and #f (defined? 'ps-testing))
+      (embedded-ps
+       (string-append (numbers->string (list breapth width depth height))
+		      " draw_box" ))
+      (string-append 
+       "\\kern" (number->dim (- breapth))
+       "\\vrule width " (number->dim (+ breapth width))
+       "depth " (number->dim depth)
+       "height " (number->dim height) " ")))
+
+(define (roundfilledbox x y width height blotdiam)
+  (embedded-ps (list 'roundfilledbox  x y width height blotdiam)))
+
+(define (text s)
+  (string-append "\\hbox{" (output-tex-string s) "}"))
+
+(define (tuplet ht gapx dx dy thick dir)
+  (embedded-ps (list 'tuplet  ht gapx dx dy thick dir)))
+
+(define (draw-line thick fx fy tx ty)
+  (embedded-ps (list 'draw-line thick fx fy tx ty)))
+
+(define (between-system-string string)
+  string
+  )
+(define (define-origin file line col)
+  (if (procedure? point-and-click)
+      (string-append "\\special{src:" ;;; \\string ? 
+		     (point-and-click line col file)
+		     "}" )
+      "")
   )
 
-(define (scm-tex-output)
-  (ly-eval (tex-scm 'all-definitions)))
+					; no-origin not yet supported by Xdvi
+(define (no-origin) "")
+
+(define my-eval-in-module eval)
+
+(if (or (equal? (minor-version) "4.1")
+	(equal? (minor-version) "4")
+	(equal? (minor-version) "3.4"))
+    (set! my-eval-in-module eval-in-module))
+
+(define-public (tex-output-expression expr port)
+  (display (my-eval-in-module expr this-module) port )
+  )
+
+