X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=scm%2Fframework-ps.scm;h=c183fb0de5a463616bafc262d107eceb3131c627;hb=8cab78caa0db1ba14f2e52e4c1ddbb541ea0e5cb;hp=957ef0d2da1fd4c62f24b84213451b4e72b8ff91;hpb=2a8c79664174b846da1fe107f429f23536f8724d;p=lilypond.git

diff --git a/scm/framework-ps.scm b/scm/framework-ps.scm
index 957ef0d2da..c183fb0de5 100644
--- a/scm/framework-ps.scm
+++ b/scm/framework-ps.scm
@@ -2,15 +2,13 @@
 ;;;;
 ;;;;  source file of the GNU LilyPond music typesetter
 ;;;;
-;;;; (c) 2004--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+;;;; (c) 2004--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
 (define-module (scm framework-ps))
 
 ;;; this is still too big a mess.
 
-(use-modules (ice-9 regex)
-	     (ice-9 string-fun)
-	     (ice-9 format)
+(use-modules (ice-9 string-fun)
 	     (guile)
 	     (scm page)
 	     (scm paper-system)
@@ -19,6 +17,7 @@
 	     (scm clip-region)
 	     (lily))
 
+(define format ergonomic-simple-format)
 
 (define framework-ps-module (current-module))
 
@@ -28,45 +27,39 @@
 (define-public (ps-font-command font)
   (let* ((name (ly:font-file-name font))
 	 (magnify (ly:font-magnification font)))
-
     (string-append
      "magfont"
-     (string-regexp-substitute "[ /%]" "_" name)
+     (ly:string-substitute
+      " " "_"
+      (ly:string-substitute
+       "/" "_"
+       (ly:string-substitute
+	"%" "_" name)))
      "m" (string-encode-integer (inexact->exact (round (* 1000 magnify)))))))
 
-(define (tex-font? fontname)
-  (or
-   (equal? (substring fontname 0 2) "cm")
-   (equal? (substring fontname 0 2) "ec")))
-
 (define (define-fonts paper)
   (define font-list (ly:paper-fonts paper))
+
   (define (define-font command fontname scaling)
     (string-append
-      "/" command " { /" fontname " " (ly:number->string scaling) " output-scale div selectfont } bind def\n"))
-
-  (define (standard-tex-font? x)
-    (or (equal? (substring x 0 2) "ms")
-	(equal? (substring x 0 2) "cm")))
+      "/" command
+      " { /" fontname
+      " " (ly:number->string scaling) " output-scale div selectfont }"
+      " bind def\n"))
 
   (define (font-load-command font)
     (let* ((specced-font-name (ly:font-name font))
 	   (fontname (if specced-font-name
-			  specced-font-name
+			 specced-font-name
 			 (ly:font-file-name font)))
 	   (command (ps-font-command font))
 
-	   ;; FIXME -- see (ps-font-command )
+	   ;; FIXME -- see (ps-font-command)
 	   (plain (ps-font-command font))
 	   (designsize (ly:font-design-size font))
 	   (magnification (* (ly:font-magnification font)))
 	   (ops (ly:output-def-lookup paper 'output-scale))
 	   (scaling (* ops magnification designsize)))
-
-      ;; Bluesky pfbs have UPCASE names (sigh.)
-      ;; FIXME - don't support Bluesky?
-      (if (standard-tex-font? fontname)
-	  (set! fontname (string-upcase fontname)))
       (if (equal? fontname "unknown")
 	  (display (list font fontname)))
       (define-font plain fontname scaling)))
@@ -94,15 +87,13 @@
 
   (string-append
    "/lily-output-units "
-     (number->string (/ (ly:bp 1)))
-     " def %% millimeter\n"
+     (number->string (/ (ly:bp 1))) " def %% millimeter\n"
    (output-entry "staff-line-thickness" 'line-thickness)
    (output-entry "line-width" 'line-width)
    (output-entry "paper-size" 'papersizename)
    (output-entry "staff-height" 'staff-height)	;junkme.
    "/output-scale "
-     (number->string (ly:output-def-lookup layout 'output-scale))
-     " def\n"
+     (number->string (ly:output-def-lookup layout 'output-scale)) " def\n"
    (output-entry "page-height" 'paper-height)
    (output-entry "page-width" 'paper-width)))
 
@@ -116,106 +107,95 @@
 	"page-width output-scale lily-output-units mul mul 0 translate 90 rotate\n"
 	"")
     "%%EndPageSetup\n"
-    
+    "\n"
     "true setstrokeadjust\n"
-    "gsave 0 paper-height translate "
-    "set-ps-scale-to-lily-scale "
-    "\n"))
+    "gsave 0 paper-height translate set-ps-scale-to-lily-scale\n"))
   (ly:outputter-dump-stencil outputter page)
-  (ly:outputter-dump-string outputter "stroke grestore \nshowpage\n"))
+  (ly:outputter-dump-string outputter "stroke grestore\nshowpage\n"))
 
 (define (supplies-or-needs paper load-fonts?)
   (define (extract-names font)
     (if (ly:pango-font? font)
 	(map car (ly:pango-font-physical-fonts font))
-	(list  (ly:font-name font))))
+	(list (ly:font-name font))))
 
   (let* ((fonts (ly:paper-fonts paper))
 	 (names (apply append (map extract-names fonts))))
-
     (apply string-append
 	   (map (lambda (f)
 		  (format
 		   (if load-fonts?
-		    "%%DocumentSuppliedResources: font ~a\n"
-		    "%%DocumentNeededResources: font ~a\n")
+		       "%%DocumentSuppliedResources: font ~a\n"
+		       "%%DocumentNeededResources: font ~a\n")
 		   f))
 		(uniq-list (sort names string<?))))))
 
 (define (eps-header paper bbox load-fonts?)
   (string-append "%!PS-Adobe-2.0 EPSF-2.0\n"
-		 "%%Creator: LilyPond "
-		 (lilypond-version)
-		 "\n"
+		 "%%Creator: LilyPond " (lilypond-version) "\n"
 		 "%%BoundingBox: "
-		 (string-join (map ly:number->string bbox) " ") "\n"
+		   (string-join (map ly:number->string bbox) " ") "\n"
 		 "%%Orientation: "
-		 (if (eq? (ly:output-def-lookup paper 'landscape) #t)
-		     "Landscape\n"
-		     "Portrait\n")
+		   (if (eq? (ly:output-def-lookup paper 'landscape) #t)
+		       "Landscape\n"
+		       "Portrait\n")
 		 (supplies-or-needs paper load-fonts?)
 		 "%%EndComments\n"))
 
-(define (ps-document-media paper) 
- (let* ((w (/ (*
-	       (ly:output-def-lookup paper 'output-scale)
-	       (ly:output-def-lookup paper 'paper-width)) (ly:bp 1)))
-	(h (/ (*
-	       (ly:output-def-lookup paper 'paper-height)
-	       (ly:output-def-lookup paper 'output-scale))
-	    (ly:bp 1)))
-	(landscape? (eq? (ly:output-def-lookup paper 'landscape) #t)))
-  (format "%%DocumentMedia: ~a ~$ ~$ ~a ~a ~a\n"
-   (ly:output-def-lookup paper 'papersizename)
-   (if landscape? h w)
-   (if landscape? w h)
-   80  ;; weight
-   "()" ;; color
-   "()"  ;; type
-  )))
-
+(define (ps-document-media paper)
+  (let* ((w (/ (*
+		(ly:output-def-lookup paper 'output-scale)
+		(ly:output-def-lookup paper 'paper-width)) (ly:bp 1)))
+	 (h (/ (*
+		(ly:output-def-lookup paper 'paper-height)
+		(ly:output-def-lookup paper 'output-scale))
+	       (ly:bp 1)))
+	 (landscape? (eq? (ly:output-def-lookup paper 'landscape) #t)))
+    (ly:format "%%DocumentMedia: ~a ~2f ~2f ~a ~a ~a\n"
+	       (ly:output-def-lookup paper 'papersizename)
+	       (if landscape? h w)
+	       (if landscape? w h)
+	       80   ;; weight
+	       "()" ;; color
+	       "()" ;; type
+    )))
 
 (define (file-header paper page-count load-fonts?)
   (string-append "%!PS-Adobe-3.0\n"
-		 "%%Creator: LilyPond "
-		 (lilypond-version)
-		 "\n"
-		 
+		 "%%Creator: LilyPond " (lilypond-version) "\n"
 		 "%%Pages: " (number->string page-count) "\n"
 		 "%%PageOrder: Ascend\n"
 		 "%%Orientation: "
-		 (if (eq? (ly:output-def-lookup paper 'landscape) #t)
-		     "Landscape\n"
-		     "Portrait\n")
+		   (if (eq? (ly:output-def-lookup paper 'landscape) #t)
+		       "Landscape\n"
+		       "Portrait\n")
 		 (ps-document-media paper)
 		 (supplies-or-needs paper load-fonts?)
 		 "%%EndComments\n"))
 
 (define (procset file-name)
   (format
-    "%%BeginResource: procset (~a) 1 0
+   "%%BeginResource: procset (~a) 1 0
 ~a
 %%EndResource
 "
-    file-name (cached-file-contents file-name)))
+   file-name (cached-file-contents file-name)))
 
 (define (embed-document file-name)
   (format "%%BeginDocument: ~a
 ~a
 %%EndDocument
-" 
-    file-name (cached-file-contents file-name)))
+"
+   file-name (cached-file-contents file-name)))
 
 (define (setup-variables paper)
   (string-append
    "\n"
    (define-fonts paper)
-   (output-variables paper)
-   ))
+   (output-variables paper)))
 
 (define (cff-font? font)
-  (let*
-      ((cff-string (ly:otf-font-table-data font "CFF ")))
+  (let* ((cff-string (ly:otf-font-table-data font "CFF ")))
     (> (string-length cff-string) 0)))
 
 (define-public (ps-embed-cff body font-set-name version)
@@ -223,7 +203,6 @@
 	  (string-append
 	   (format "/~a ~s StartData " font-set-name (string-length body))
 	   body))
-
 	 (header
 	  (format
 	   "%%BeginResource: font ~a
@@ -242,201 +221,191 @@
 	 (footer "\n%%EndData
 %%EndResource
 %%EndResource\n"))
-
-    (string-append
-     header
-     binary-data
-     footer)))
-
+    (string-append header
+		   binary-data
+		   footer)))
 
 (define (write-preamble paper load-fonts? port)
+  (define (internal-font? file-name)
+    (or (string-startswith file-name "Emmentaler")
+	(string-startswith file-name "emmentaler")
+	(string-startswith file-name "aybabtu")
+	(string-startswith file-name "Aybabtu")))
 
   (define (load-font-via-GS font-name-filename)
-    (define (ps-load-file name)
-      (format
-       (if (string? name)
-	   "(~a) (r) file .loadfont\n"
-	   "% can't find font file: ~a\n")
-       name))
+    (define (ps-load-file file-name)
+      (if (string? file-name)
+	  (if (string-contains file-name (ly:get-option 'datadir))
+	      (begin
+		(set! file-name (ly:string-substitute (ly:get-option 'datadir)
+						      "" file-name))
+		(format
+		 "lilypond-datadir (~a) concatstrings (r) file .loadfont\n"
+		 file-name))
+	      (format "(~a) (r) file .loadfont\n" file-name))
+	  (format "% cannot find font file: ~a\n" file-name)))
 
     (let* ((font (car font-name-filename))
 	   (name (cadr font-name-filename))
 	   (file-name (caddr font-name-filename))
 	   (bare-file-name (ly:find-file file-name)))
-
-      (cons
-       name
-       
-       (if (mac-font? bare-file-name)
-	   (handle-mac-font name bare-file-name)
-	   (cond
-	    ((string-match "^([eE]mmentaler|[Aa]ybabtu)" file-name)
-	     (ps-load-file (ly:find-file
-			    (format "~a.otf"  file-name))))
-	    ((string? bare-file-name)
-	     (ps-load-file file-name))
-	    (else
-	     (ly:warning (_ "can't embed ~S=~S") name file-name)
-	     "")))
-
-	  )))
+      (cons name
+	    (if (mac-font? bare-file-name)
+		(handle-mac-font name bare-file-name)
+		(cond
+		 ((internal-font? file-name)
+		  (ps-load-file (ly:find-file
+				 (format "~a.otf" file-name))))
+		 ((string? bare-file-name)
+		  (ps-load-file file-name))
+		 (else
+		  (ly:warning (_ "cannot embed ~S=~S") name file-name)
+		  ""))))))
 
   (define (dir-join a b)
     (if (equal? a "")
 	b
 	(string-append a "/" b)))
-    
+
   (define (dir-listing dir-name)
     (define (dir-helper dir lst)
       (let ((e (readdir dir)))
-	(if (eof-object? e) lst (dir-helper dir (cons e lst)))))
+	(if (eof-object? e)
+	    lst
+	    (dir-helper dir (cons e lst)))))
     (reverse (dir-helper (opendir dir-name) '())))
-      
-  (define (handle-mac-font name filename)
-    (let*
-	((dir-name  (tmpnam))
-	 (files '())
-	 (status 0)
-	 (embed #f))
 
+  (define (handle-mac-font name filename)
+    (let* ((dir-name (tmpnam))
+	   (files '())
+	   (status 0)
+	   (embed #f))
       (mkdir dir-name #o700)
       (set! status (ly:system
 		    (format "cd ~a && fondu -force '~a'" dir-name filename)))
-      
       (set! files (dir-listing dir-name))
-      
       (for-each
        (lambda (f)
-	 (let*
-	     ((full-name  (dir-join dir-name f)))
-	   
+	 (let* ((full-name (dir-join dir-name f)))
 	   (if (and (not embed)
 		    (equal? 'regular (stat:type (stat full-name)))
 		    (equal? name (ly:ttf-ps-name full-name)))
-	       
-	       (set! embed
-		     (font-file-as-ps-string name full-name)))
-	   
-	   (if (or (equal? "." f) 
+	       (set! embed (font-file-as-ps-string name full-name 0)))
+	   (if (or (equal? "." f)
 		   (equal? ".." f))
 	       #t
 	       (delete-file full-name))))
-
-
        files)
       (rmdir dir-name)
-
       (if (not embed)
 	  (begin
-	    (set! embed "% failed \n")
-	    (ly:warning (_ "can't extract file matching ~a from ~a") name filename)))
+	    (set! embed "% failed\n")
+	    (ly:warning (_ "cannot extract file matching ~a from ~a")
+			name filename)))
       embed))
 
-    (define (font-file-as-ps-string name file-name)
-      (let*
-	  ((downcase-file-name (string-downcase file-name)))
-	
+  (define (font-file-as-ps-string name file-name font-index)
+    (let* ((downcase-file-name (string-downcase file-name)))
       (cond
-       ((and file-name (string-match "\\.pfa" downcase-file-name))
+       ((and file-name (string-endswith downcase-file-name ".pfa"))
 	(embed-document file-name))
-       ((and file-name (string-match "\\.pfb" downcase-file-name))
+       ((and file-name (string-endswith downcase-file-name ".pfb"))
 	(ly:pfb->pfa file-name))
-       ((and file-name (string-match "\\.ttf" downcase-file-name))
+       ((and file-name (string-endswith downcase-file-name ".ttf"))
 	(ly:ttf->pfa file-name))
-       ((and file-name (string-match "\\.otf" downcase-file-name))
+       ((and file-name (string-endswith downcase-file-name ".ttc"))
+	(ly:ttf->pfa file-name font-index))
+       ((and file-name (string-endswith downcase-file-name ".otf"))
 	(ps-embed-cff (ly:otf->cff file-name) name 0))
        (else
-	(ly:warning (_ "don't know how to embed ~S=~S") name file-name)
+	(ly:warning (_ "do not know how to embed ~S=~S") name file-name)
 	""))))
 
-    (define (mac-font? bare-file-name)
-      (and
-       (eq? PLATFORM 'darwin)
-       bare-file-name
-       (or
-	(string-match "\\.dfont" bare-file-name)
-	(= (stat:size (stat bare-file-name)) 0))))
-
-  (define (load-font font-name-filename)
-    (let* ((font (car font-name-filename))
-	   (name (cadr font-name-filename))
-	   (file-name (caddr font-name-filename))
+  (define (mac-font? bare-file-name)
+    (and (eq? PLATFORM 'darwin)
+	 bare-file-name
+	 (or (string-endswith bare-file-name ".dfont")
+	     (= (stat:size (stat bare-file-name)) 0))))
+
+  (define (load-font font-psname-filename-fontindex)
+    (let* ((font (list-ref font-psname-filename-fontindex 0))
+	   (name (list-ref font-psname-filename-fontindex 1))
+	   (file-name (list-ref font-psname-filename-fontindex 2))
+	   (font-index (list-ref font-psname-filename-fontindex 3))
 	   (bare-file-name (ly:find-file file-name)))
-      
-      (cons
-       name
-       (cond
-
-	((mac-font? bare-file-name)
-	 (handle-mac-font name bare-file-name))
-
-	((and font (cff-font? font))
-	 (ps-embed-cff (ly:otf-font-table-data font "CFF ")
-		       name
-		       0))
-
-	(bare-file-name (font-file-as-ps-string name bare-file-name))
-	(else
-	 (ly:warning (_ "don't know how to embed font ~s ~s ~s")
-		     name file-name font))))))
+      (cons name
+	    (cond ((mac-font? bare-file-name)
+		   (handle-mac-font name bare-file-name))
+		  ((and font (cff-font? font))
+		   (ps-embed-cff (ly:otf-font-table-data font "CFF ")
+				 name
+				 0))
+		  (bare-file-name (font-file-as-ps-string
+				   name bare-file-name font-index))
+		  (else
+		   (ly:warning (_ "do not know how to embed font ~s ~s ~s")
+			       name file-name font))))))
 	
-
   (define (load-fonts paper)
     (let* ((fonts (ly:paper-fonts paper))
+
+	   ;; todo - doc format of list.
 	   (all-font-names
 	    (map
 	     (lambda (font)
-	       (cond
-		((string? (ly:font-file-name font))
-		 (list (list
-			font
-			(ly:font-name font)
-			(ly:font-file-name font))))
-		((ly:pango-font? font)
-		 (map
-		  (lambda (name-psname-pair)
-		    (list #f
-			  (car name-psname-pair)
-			  (cdr name-psname-pair)))
-		  (ly:pango-font-physical-fonts font)))
-
-		(else
-		 (ly:font-sub-fonts font))))
-
+	       (cond ((string? (ly:font-file-name font))
+		      (list (list font
+				  (ly:font-name font)
+				  (ly:font-file-name font)
+				  #f)))
+		     ((ly:pango-font? font)
+		      (map (lambda (psname-filename-fontindex)
+			     (list #f
+				   (list-ref psname-filename-fontindex 0)
+				   (list-ref psname-filename-fontindex 1)
+				   (list-ref psname-filename-fontindex 2)))
+			   (ly:pango-font-physical-fonts font)))
+		     (else
+		      (ly:font-sub-fonts font))))
 	     fonts))
-	   (font-names
-	    (uniq-list
-	     (sort (apply append all-font-names)
-		   (lambda (x y) (string<? (cadr x) (cadr y))))))
-
-
-	   (font-loader (if (ly:get-option 'gs-load-fonts)
-			    load-font-via-GS
-			    load-font))
-			 
+	   (font-names (uniq-list
+			(sort (apply append all-font-names)
+			      (lambda (x y) (string<? (cadr x) (cadr y))))))
+
+	   ;; slightly spaghetti-ish: deciding what to load where
+	   ;; is smeared out.
+	   (font-loader
+	    (lambda (name)
+	      (cond ((ly:get-option 'gs-load-fonts)
+		     (load-font-via-GS name))
+		    ((ly:get-option 'gs-load-lily-fonts)
+		     (if (or (string-contains (caddr name)
+					      (ly:get-option 'datadir))
+			     (internal-font? (caddr name)))
+			 (load-font-via-GS name)
+			 (load-font name)))
+		    (else
+		     (load-font name)))))
 	   (pfas (map font-loader font-names)))
       pfas))
 
   (display "%%BeginProlog\n" port)
+  (format
+   port
+   "/lilypond-datadir where {pop} {userdict /lilypond-datadir (~a) put } ifelse"
+   (ly:get-option 'datadir))
   (if load-fonts?
-      (for-each
-       (lambda (f)
-	 (format port "\n%%BeginFont: ~a\n" (car f))
-	 (display (cdr f) port)
-	 (display "\n%%EndFont\n" port))
-       (load-fonts paper)))
-
+      (for-each (lambda (f)
+		  (format port "\n%%BeginFont: ~a\n" (car f))
+		  (display (cdr f) port)
+		  (display "%%EndFont\n" port))
+		(load-fonts paper)))
   (display (setup-variables paper) port)
 
   ;; adobe note 5002: should initialize variables before loading routines.
   (display (procset "music-drawing-routines.ps") port)
   (display (procset "lilyponddefs.ps") port)
-
-  (if (not (ly:get-option 'point-and-click))
-      (display "/mark_URI { pop pop pop pop pop } bind def\n" port)) 
-
   (display "%%EndProlog\n" port)
-  
   (display "%%BeginSetup\ninit-lilypond-parameters\n%%EndSetup\n\n" port))
 
 (define-public (output-framework basename book scopes fields)
@@ -446,216 +415,202 @@
 		     ;; content-mangling is always bad.
 		     ;; MINGW hack: need to have "b"inary for embedding CFFs
 		     (open-file filename "wb")
-		     "ps"))
+		     'ps))
 	 (paper (ly:paper-book-paper book))
 	 (systems (ly:paper-book-systems book))
 	 (page-stencils (map page-stencil (ly:paper-book-pages book)))
-	 
 	 (landscape? (eq? (ly:output-def-lookup paper 'landscape) #t))
 	 (page-number (1- (ly:output-def-lookup paper 'first-page-number)))
 	 (page-count (length page-stencils))
 	 (port (ly:outputter-port outputter)))
-
-
     (if (ly:get-option 'clip-systems)
 	(clip-system-EPSes basename book))
-
     (if (ly:get-option 'dump-signatures)
 	(write-system-signatures basename (ly:paper-book-systems book) 1))
-  
     (output-scopes scopes fields basename)
     (display (file-header paper page-count #t) port)
-    
-    ;; don't do BeginDefaults PageMedia: A4 
+    ;; don't do BeginDefaults PageMedia: A4
     ;; not necessary and wrong
-    
     (write-preamble paper #t port)
-
     (for-each
      (lambda (page)
        (set! page-number (1+ page-number))
        (dump-page outputter page page-number page-count landscape?))
      page-stencils)
-
     (display "%%Trailer\n%%EOF\n" port)
     (ly:outputter-close outputter)
     (postprocess-output book framework-ps-module filename
-			 (ly:output-formats))))
+			(ly:output-formats))))
 
 (define-public (dump-stencil-as-EPS paper dump-me filename
-				    load-fonts
-				    )
-  (let*
-      ((xext (ly:stencil-extent dump-me X))
-       (yext (ly:stencil-extent dump-me Y))
-       (bbox
-	(map
-	 (lambda (x)
-	   (if (or (nan? x) (inf? x)
+				    load-fonts)
+  (let* ((xext (ly:stencil-extent dump-me X))
+	 (yext (ly:stencil-extent dump-me Y))
+	 (padding (ly:get-option 'eps-box-padding))
+	 (left-overshoot (if (number? padding)
+			     (* -1 padding (ly:output-def-lookup paper 'mm))
+			     #f))
+	 (bbox
+	  (map
+	   (lambda (x)
+	     (if (or (nan? x) (inf? x)
 		     ;; FIXME: huh?
-		   (equal? (format #f "~S" x) "+#.#")
-		   (equal? (format #f "~S" x) "-#.#"))
-	       0.0 x))))
+		     (equal? (format #f "~S" x) "+#.#")
+		     (equal? (format #f "~S" x) "-#.#"))
+		 0.0 x))
 
 	   ;; the left-overshoot is to make sure that
-	   ;; bar numbers  stick out of margin uniformly.
+	   ;; bar numbers stick out of margin uniformly.
 	   ;;
 	   (list
-	    
-	    (if (ly:get-option 'pad-eps-boxes) 
+	    (if (number? left-overshoot)
 		(min left-overshoot (car xext))
 		(car xext))
-	    (car yext) (cdr xext) (cdr yext)))
+	    (car yext) (cdr xext) (cdr yext)))))
+    (dump-stencil-as-EPS-with-bbox paper dump-me filename load-fonts bbox)))
 
-       (dump-stencil-as-EPS-with-bbox paper dump-me filename load-fonts bbox)))
-	 
-	   
 (define-public (dump-stencil-as-EPS-with-bbox paper dump-me filename
 					      load-fonts
 					      bbox)
-  (define (to-bp-box mmbox)
+  "Create an EPS file from stencil DUMP-ME to FILENAME. BBOX has
+format (left-x, lower-y, right x, up-y).  If LOAD-FONTS set, include
+fonts inline."
+  (define (to-rounded-bp-box box)
+    "Convert box to 1/72 inch with rounding to enlarge the box."
     (let* ((scale (ly:output-def-lookup paper 'output-scale))
-	   (box (map
-		 (lambda (x)
-		   (if (or (nan? x) (inf? x))
-		       0
-		       (inexact->exact
-			(round (/ (* x scale) (ly:bp 1)))))) mmbox)))
-      
-    (list (car box)
-	  (cadr box)
-	  (max (1+ (car box)) (caddr box))
-	  (max (1+ (cadr box)) (cadddr box))
-	  )))
+	   (strip-non-number (lambda (x)
+			       (if (or (nan? x)
+				       (inf? x))
+				   0.0
+				   x)))
+	   (directed-round (lambda (x rounder)
+			     (inexact->exact
+			      (rounder (/ (* (strip-non-number x) scale)
+					  (ly:bp 1)))))))
+      (list (directed-round (car box) floor)
+	    (directed-round (cadr box) floor)
+	    (directed-round (max (1+ (car box)) (caddr box)) ceiling)
+	    (directed-round (max (1+ (cadr box)) (cadddr box)) ceiling))))
 
   (let* ((outputter (ly:make-paper-outputter
 		     ;; FIXME: better wrap open/open-file,
 		     ;; content-mangling is always bad.
 		     ;; MINGW hack: need to have "b"inary for embedding CFFs
 		     (open-file (format "~a.eps" filename) "wb")
-		     "ps"))
-
-	 (left-overshoot -3)
+		     'ps))
 	 (port (ly:outputter-port outputter))
-
-	 
-	 (rounded-bbox (to-bp-box bbox))
+	 (rounded-bbox (to-rounded-bp-box bbox))
 	 (port (ly:outputter-port outputter))
 	 (header (eps-header paper rounded-bbox load-fonts)))
-
     (display header port)
     (write-preamble paper load-fonts port)
-    (display "gsave set-ps-scale-to-lily-scale \n" port)
+    (display "gsave set-ps-scale-to-lily-scale\n" port)
     (ly:outputter-dump-stencil outputter dump-me)
     (display "stroke grestore\n%%Trailer\n%%EOF\n" port)
     (ly:outputter-close outputter)))
 
-
-
-(define (clip-system-EPS basename paper paper-system clip-regions
-			 do-pdf)
-
-  (let*
-      ((system-grob (paper-system-system-grob paper-system))
-       (extents-region-pairs
-	(filtered-map
-	 (lambda (region)
-	   (let*
-	       ((x-ext (system-clipped-x-extent system-grob region)))
-
-	     (if x-ext
-		 (cons x-ext region)
-		 #f)))
-	 
-	 clip-regions)))
-    
+(define (clip-systems-to-region basename paper systems region do-pdf)
+  (let* ((extents-system-pairs
+	  (filtered-map (lambda (paper-system)
+			  (let* ((x-ext (system-clipped-x-extent
+					 (paper-system-system-grob paper-system)
+					 region)))
+			    (if x-ext
+				(cons x-ext paper-system)
+				#f)))
+			systems))
+	 (count 0))
     (for-each
-     (lambda (ext-region-pair)
-       (let*
-	   ((xext (car ext-region-pair))
-	    (region (cdr ext-region-pair))
-	    (yext (paper-system-extent paper-system Y))
-	    (bbox (list (car  xext) (car yext)
-			(cdr xext) (cdr yext)))
-	    (filename (format "~a-clip-~a-~a" basename
-			      (rhythmic-location->file-string (car region))
-			      (rhythmic-location->file-string (cdr region)))))
-
-	 (dump-stencil-as-EPS-with-bbox
-	  paper
-	  (paper-system-stencil paper-system)
-	  filename
-	  (ly:get-option 'include-eps-fonts)
-	  bbox)
-
+     (lambda (ext-system-pair)
+       (let* ((xext (car ext-system-pair))
+	      (paper-system (cdr ext-system-pair))
+	      (yext (paper-system-extent paper-system Y))
+	      (bbox (list (car xext) (car yext)
+			  (cdr xext) (cdr yext)))
+	      (filename (if (< 0 count)
+			    (format "~a-~a" basename count)
+			    basename)))
+	 (set! count (1+ count))
+	 (dump-stencil-as-EPS-with-bbox paper
+					(paper-system-stencil paper-system)
+					filename
+					(ly:get-option 'include-eps-fonts)
+					bbox)
 	 (if do-pdf
-	     (postscript->pdf  0 0  (format "~a.eps" filename)))
-	 ))
-
-     extents-region-pairs)
-    
-    
-    ))
-
-(define (clip-system-EPSes basename paper-book)
-  (let*
-      ((paper-def  (ly:paper-book-paper paper-book))
-       (do-pdf (member  "pdf" (ly:output-formats)))
-
-       (regions
-	(ly:output-def-lookup paper-def
-			      'clip-regions))
-       (count 1)
-       (systems
-	(ly:paper-book-systems paper-book)))
+	     (postscript->pdf 0 0 (format "~a.eps" filename)))))
+     extents-system-pairs)))
 
-    (for-each
-     (lambda (system)
-       (clip-system-EPS
-	(format "~a-system-~a" basename count) paper-def system regions
-	do-pdf)
-       (set! count (1+ count))
+(define-public (clip-system-EPSes basename paper-book)
+  (define do-pdf
+    (member "pdf" (ly:output-formats)))
 
-       )
-     systems)))
+  (define (clip-score-systems basename systems)
+    (let* ((layout (ly:grob-layout (paper-system-system-grob (car systems))))
+	   (regions (ly:output-def-lookup layout 'clip-regions)))
+      (for-each
+       (lambda (region)
+	 (clip-systems-to-region
+	  (format "~a-from-~a-to-~a-clip"
+		  basename
+		  (rhythmic-location->file-string (car region))
+		  (rhythmic-location->file-string (cdr region)))
+	  layout systems region
+	  do-pdf))
+       regions)))
+
+  ;; partition in system lists sharing their layout blocks
+  (let* ((systems (ly:paper-book-systems paper-book))
+	 (count 0)
+	 (score-system-list '()))
+    (fold
+     (lambda (system last-system)
+       (if (not (and last-system
+		     (equal? (paper-system-layout last-system)
+			     (paper-system-layout system))))
+	   (set! score-system-list (cons '() score-system-list)))
+       (if (paper-system-layout system)
+	   (set-car! score-system-list (cons system (car score-system-list))))
+       ;; pass value.
+       system)
+     #f
+     systems)
+    (for-each (lambda (system-list)
+		(clip-score-systems
+		 (if (> count 0)
+		     (format "~a-~a" basename count)
+		     basename)
+		 system-list))
+	      score-system-list)))
 
 (define-public (output-preview-framework basename book scopes fields)
   (let* ((paper (ly:paper-book-paper book))
 	 (systems (ly:paper-book-systems book))
 	 (scale (ly:output-def-lookup paper 'output-scale))
 	 (to-dump-systems '()))
-
     ;; skip booktitles.
-    (if (and
-	 (not (ly:get-option 'include-book-title-preview))
-	 (pair? systems)
-	 (ly:prob-property (car systems) 'is-book-title #f))
-
+    (if (and (not (ly:get-option 'include-book-title-preview))
+	     (pair? systems)
+	     (ly:prob-property (car systems) 'is-book-title #f))
 	(set! systems (cdr systems)))
-
     (for-each
      (lambda (sys)
-       (if (or
-	    (paper-system-title? sys)
-	    (not (pair? to-dump-systems))
-	    (paper-system-title? (car to-dump-systems)))
+       (if (or (paper-system-title? sys)
+	       (not (pair? to-dump-systems))
+	       (paper-system-title? (car to-dump-systems)))
 	   (set! to-dump-systems (cons sys to-dump-systems))))
      systems)
-
-    (dump-stencil-as-EPS
-     paper
-     (stack-stencils Y DOWN 0.0
-		     (map paper-system-stencil (reverse to-dump-systems)))
-     (format "~a.preview" basename)
-     #t)
-
+    (dump-stencil-as-EPS paper
+			 (stack-stencils Y DOWN 0.0
+					 (map paper-system-stencil
+					      (reverse to-dump-systems)))
+			 (format "~a.preview" basename)
+			 #t)
     (postprocess-output book framework-ps-module
 			(format "~a.preview.eps" basename)
 			(cons "png" (ly:output-formats)))))
 
 (if #f
     (define-public (output-preview-framework basename book scopes fields)
-
       (let* ((paper (ly:paper-book-paper book))
 	     (systems (ly:paper-book-systems book))
 	     (scale (ly:output-def-lookup paper 'output-scale))
@@ -670,10 +625,9 @@
 	(dump-stencil-as-EPS paper dump-me
 			     (format "~a.preview" basename)
 			     #t)
-
 	(postprocess-output book framework-ps-module
 			    (format "~a.preview.eps" basename)
-			     (ly:output-formats)))))
+			    (ly:output-formats)))))
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
@@ -681,17 +635,14 @@
   (let* ((defs (ly:paper-book-paper book))
 	 (landscape (ly:output-def-lookup defs 'landscape))
 	 (output-scale (ly:output-def-lookup defs 'output-scale))
-	 (convert (lambda (x) (* x output-scale (/ (ly:bp 1)))))
-	 
+	 (convert (lambda (x)
+		    (* x output-scale (/ (ly:bp 1)))))
 	 (paper-width (convert (ly:output-def-lookup defs 'paper-width)))
 	 (paper-height (convert (ly:output-def-lookup defs 'paper-height)))
-
 	 (w (if landscape paper-height paper-width))
-	 (h (if landscape paper-width paper-height))
-	 )
-
+	 (h (if landscape paper-width paper-height)))
     (if (equal? (basename name ".ps") "-")
-	(ly:warning (_ "can't convert <stdout> to ~S" "PDF"))
+	(ly:warning (_ "cannot convert <stdout> to ~S" "PDF"))
 	(postscript->pdf w h name))))
 
 (define-public (convert-to-png book name)
@@ -703,27 +654,24 @@
 	 (paper-width (ly:output-def-lookup defs 'paper-width))
 	 (paper-height (ly:output-def-lookup defs 'paper-height))
 	 (output-scale (ly:output-def-lookup defs 'output-scale)))
-
     (postscript->png resolution
 		     (* paper-width output-scale (/ (ly:bp 1)))
 		     (* paper-height output-scale (/ (ly:bp 1)))
 		     name)))
 
-(define-public (convert-to-dvi book name)
-  (ly:warning (_ "can't generate ~S using the postscript back-end") "DVI"))
-
-(define-public (convert-to-tex book name)
-  (ly:warning (_ "can't generate ~S using the postscript back-end") "TeX"))
-
 (define-public (convert-to-ps book name)
   #t)
 
 (define-public (output-classic-framework basename book scopes fields)
+  (ly:error (_ "\nThe PostScript backend does not support the
+system-by-system output.  For that, use the EPS backend instead,
 
-  (ly:error (_ "\nThe PostScript backend does not support the 'classic'
-framework. Use the EPS backend instead,
+  lilypond -dbackend=eps FILE
 
-  lilypond -b eps <file>
+If have cut & pasted a lilypond fragment from a webpage, be sure
+to only remove anything before
 
-or remove the lilypond-book specific settings from the input.
+  %% ****************************************************************
+  %% Start cut-&-pastable-section
+  %% ****************************************************************
 ")))