From 7589b66ae40d2925b263c6502c84aa4d34990e42 Mon Sep 17 00:00:00 2001
From: Jan Nieuwenhuizen <janneke@gnu.org>
Date: Mon, 28 May 2001 16:06:02 +0200
Subject: [PATCH] partial: 1.4.2.jcn

==========

* Glossary fixes (Thanks Jean-Pierre Coulon).

1.4.1.j
---
 scm/pdftex.scm | 248 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 248 insertions(+)
 create mode 100644 scm/pdftex.scm

diff --git a/scm/pdftex.scm b/scm/pdftex.scm
new file mode 100644
index 0000000000..01d16ec145
--- /dev/null
+++ b/scm/pdftex.scm
@@ -0,0 +1,248 @@
+;;; pdftex.scm -- implement Scheme output routines for PDFTeX
+;;;
+;;;  source file of the GNU LilyPond music typesetter
+;;;  modified from the existing tex.scm
+;;; 
+;;; (c) 1998--2001 Jan Nieuwenhuizen <janneke@gnu.org>
+;;; Han-Wen Nienhuys <hanwen@cs.uu.nl>
+;;; Stephen Peters <portnoy@portnoy.org>
+
+(define (pdftex-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) " "
+		      (ly-number->string (cdr name-mag-pair))
+		      ))
+	    "") ; issue no command
+	  (string-append "\\" (cddr c)))
+      
+      
+      ))
+  
+  (define (beam width slope thick)
+    (embedded-pdf ((pdf-scm 'beam) width slope thick)))
+
+  (define (bracket arch_angle arch_width arch_height height arch_thick thick)
+    (embedded-pdf ((pdf-scm 'bracket) arch_angle arch_width arch_height height arch_thick thick)))
+
+  (define (dashed-slur thick dash l)
+    (embedded-pdf ((pdf-scm 'dashed-slur)  thick dash l)))
+
+  (define (hairpin thick w sh eh)
+    (embedded-pdf ((pdf-scm 'hairpin) thick w sh eh)))
+
+  (define (char i)
+    (string-append "\\char" (inexact->string i 10) " "))
+  
+  (define (dashed-line thick on off dx dy)
+    (embedded-pdf ((pdf-scm '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-pdf ((pdf-scm 'ez-ball) c  l b)))
+
+  (define (embedded-pdf s)
+    (string-append "\\embeddedpdf{ " s "}"))
+
+  (define (comment s)
+    (string-append "% " s))
+  
+  (define (end-output) 
+	(begin
+; uncomment for some stats about lily memory	  
+;		(display (gc-stats))
+    (string-append "\n\\EndLilyPondOutput"
+		   ; Put GC stats here.
+		   )))
+  
+  (define (experimental-on)
+    "")
+
+  (define (repeat-slash w a t)
+    (embedded-pdf ((pdf-scm '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
+     "\\input lilyponddefs\\newdimen\\outputscale \\outputscale=\\lilypondpaperoutputscale pt"
+     "\\turnOnPostScript"
+     "\\pdfcompresslevel=0"))
+
+  ;; 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) "}" ))
+
+  (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)
+    (let ((tex-key
+	   (if use-regex
+	       (regexp-substitute/global 
+		#f "_" (output-tex-string key) 'pre "X" 'post)      
+	       (output-tex-string key)))
+	  (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-sandwich l thick)
+    (embedded-pdf ((pdf-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-pdf ((pdf-scm 'tuplet) ht gapx dx dy thick dir)))
+
+  (define (volta h w thick vert_start vert_end)
+    (embedded-pdf ((pdf-scm 'volta) h w thick vert_start vert_end)))
+
+  (define (define-origin file line col)
+    (if (procedure? point-and-click)
+	(string-append "\\special{src:\\string:"
+		       (point-and-click line col file)
+		       "}" )
+	"")
+    )
+
+  ; no-origin not supported in PDFTeX
+  (define (no-origin) "")
+
+  ;; The procedures listed below form the public interface of
+  ;; PDFTeX-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 dashed-line ,dashed-line) 
+	    (define dashed-slur ,dashed-slur) 
+	    (define hairpin ,hairpin)
+	    (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 ez-ball ,ez-ball)
+	    (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)
+	    (define repeat-slash ,repeat-slash)
+	    ))
+
+	((eq? action-name 'beam) beam)
+	((eq? action-name 'tuplet) tuplet)
+	((eq? action-name 'bracket) bracket)
+	((eq? action-name 'hairpin) hairpin)
+	((eq? action-name 'dashed-line) dashed-line) 
+	((eq? action-name 'dashed-slur) dashed-slur) 
+	((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)
+	((eq? action-name 'repeat-slash) repeat-slash)
+	(else (error "unknown tag -- PDFTEX " action-name))
+	)
+  )
+
+(define (scm-pdftex-output)
+  (ly-eval (pdftex-scm 'all-definitions)))
-- 
2.39.5