-;;; tex.scm -- implement Scheme output routines for TeX
-;;;
-;;; source file of the GNU LilyPond music typesetter
-;;;
-;;; (c) 1998--2004 Jan Nieuwenhuizen <janneke@gnu.org>
-;;; Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
-
-(define-module (scm output-tex) )
-; (debug-enable 'backtrace)
-(use-modules (scm output-ps)
- (ice-9 regex)
+;;;; tex.scm -- implement Scheme output routines for TeX
+;;;;
+;;;; source file of the GNU LilyPond music typesetter
+;;;;
+;;;; (c) 1998--2004 Jan Nieuwenhuizen <janneke@gnu.org>
+;;;; Han-Wen Nienhuys <hanwen@cs.uu.nl>
+
+
+;; (debug-enable 'backtrace)
+(define-module (scm output-tex))
+(use-modules (ice-9 regex)
(ice-9 string-fun)
(ice-9 format)
(guile)
(srfi srfi-13)
- (lily)
- )
+ (lily))
(define this-module (current-module))
+;; dumper-compatibility
+(define output-ps #f)
+(define (ps-output-expression expr port)
+ (if (not output-ps)
+ (let ((ps-module (resolve-module '(scm output-ps))))
+ (eval '(use-modules (guile) (ice-9 regex) (srfi srfi-13) (lily))
+ ps-module)
+ (set! output-ps ps-module)))
+ (display (eval expr output-ps) port))
+
+;;; Output interface entry
+(define-public (tex-output-expression expr port)
+ (display (eval expr this-module) port ))
+
;;;;;;;;
;;;;;;;; DOCUMENT ME!
;;;;;;;;
(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))
(module-map
(lambda (sym var)
(let ((val (variable-ref var))
+ ;;(val (if (variable-bound? var) (variable-ref var) '""))
(tex-key (symbol->string sym)))
- (if (memq sym fields)
+ (if (and (memq sym fields) (string? val))
(header-to-file basename sym val))
(cond
(define (select-font name-mag-pair)
(let ((c (assoc name-mag-pair font-name-alist)))
-
(if c
(string-append "\\" (cddr c))
(begin
- (ly:warn (string-append
- "Programming error: No such font known "
- (car name-mag-pair) " "
- (ly:number->string (cdr name-mag-pair))))
-
- (display "FAILED\n" (current-error-port))
- (if #f ;(pair? name-mag-pair))
- (display (object-type (car name-mag-pair)) (current-error-port))
- (write name-mag-pair (current-error-port)))
- (if #f ; (pair? font-name-alist)
- (display
- (object-type (caaar font-name-alist)) (current-error-port))
- (write font-name-alist (current-error-port)))
-
- ;; (format #f "\n%FAILED: (select-font ~S)\n" name-mag-pair))
+ (ly:warn
+ (format "Programming error: No such font: ~S" name-mag-pair))
""))))
-;; top-of-file, wtf? ugh: tagline?
-(define (top-of-file)
- (string-append
- "% generated by LilyPond "
- (lilypond-version) " (http://lilypond.org).\n"
- "\\def\\lilypondtagline{Engraved by LilyPond (version "
- (lilypond-version)
- ")}\n"
- ))
-
(define (blank)
"")
(define (end-output)
(begin
- ; uncomment for some stats about lily memory
- ; (display (gc-stats))
+ ;; uncomment for some stats about lily memory
+ ;; (display (gc-stats))
(string-append
"\\lilypondend\n"
- ; Put GC stats here.
- )))
+ ;; Put GC stats here.
+ )))
(define (experimental-on)
"")
"\\lilypondspecial\n"
"\\lilypondpostscript\n"))
-;; Note: this string must match the string in lilypond.py!!!
-(define (header creator generate)
+(define (header creator time-stamp page-count)
(string-append
- "% Generated automatically by: " creator generate "\n"))
+ "% Generated by " creator "\n"
+ "% at " time-stamp "\n"
+ ;; FIXME: duplicated in every backend
+ "\\def\\lilypondtagline{Engraved by LilyPond (version "
+ (lilypond-version)")}\n"))
(define (invoke-char s i)
(string-append
"\n\\" s "{" (inexact->string i 10) "}" ))
-;;
-;; need to do something to make this really safe.
-;;
+;; FIXME: explain ploblem: need to do something to make this really safe.
(define-public (output-tex-string s)
- (if security-paranoia
+ (if safe-mode?
(regexp-substitute/global #f "\\\\" s 'pre "$\\backslash$" 'post)
s))
;; no-origin not yet supported by Xdvi
(define (no-origin) "")
-(define-public (tex-output-expression expr port)
- (display (eval expr this-module) port ))
-
+(define (start-page)
+ "\n%\\vbox{\n")
+(define (stop-page last?)
+ (if last?
+ "\n%}\n"
+ "\n%}\n\\newpage\n"))