(define-fonts paper ps-define-font ps-define-pango-pf)
(output-variables paper)))
+(define never-embed-font-list (list))
+
(define (cff-font? font)
(let* ((cff-string (ly:otf-font-table-data font "CFF ")))
(> (string-length cff-string) 0)))
(footer "\n%%EndData
%%EndResource
%%EndResource\n"))
- (string-append header
- binary-data
- footer)))
+ (begin
+ (set! never-embed-font-list
+ (append never-embed-font-list (list font-set-name)))
+ (string-append header
+ binary-data
+ footer))))
+
+(define check-conflict-and-embed-cff
+ (let ((font-list '()))
+ (lambda (name file-name font-index)
+ (if name
+ (let* ((name-symbol (string->symbol name))
+ (args-filename-offset
+ (cons file-name (ly:get-cff-offset file-name font-index)))
+ (found-filename-offset (assq name-symbol font-list)))
+ (if found-filename-offset
+ (begin
+ (if (equal? args-filename-offset (cdr found-filename-offset))
+ (ly:debug
+ (_ "CFF font `~a' already embedded, skipping.")
+ name)
+ (ly:warning
+ (_ "Different CFF fonts which have the same name `~a' has been detected. The font cannot be embedded.")
+ name))
+ "")
+ (begin
+ (ly:debug (_ "Embedding CFF font `~a'.") name)
+ (set! font-list
+ (acons name-symbol args-filename-offset font-list))
+ (ps-embed-cff (ly:otf->cff file-name font-index) name 0))))
+ (begin
+ (ly:debug (_ "Initializing embedded CFF font list."))
+ (set! font-list '()))))))
+
+(define (initialize-font-embedding)
+ (check-conflict-and-embed-cff #f #f #f))
(define (write-preamble paper load-fonts? port)
(define (internal-font? font-name-filename)
(ly:get-option 'datadir)))))
(define (load-font-via-GS font-name-filename)
+ (define (is-collection-font? file-name)
+ (let* ((port (open-file file-name "rb"))
+ (retval
+ (if (eq? (read-char port) #\t)
+ (if (eq? (read-char port) #\t)
+ (if (eq? (read-char port) #\c)
+ (if (eq? (read-char port) #\f)
+ #t
+ #f)
+ #f)
+ #f)
+ #f)))
+ (close-port port)
+ retval))
+
(define (ps-load-file file-name)
(if (string? file-name)
- (if (string-contains file-name (ly:get-option 'datadir))
+ (if (and (not (ly:get-option 'font-export-dir))
+ (string-contains file-name (ly:get-option 'datadir)))
(begin
(set! file-name (ly:string-substitute (ly:get-option 'datadir)
"" file-name))
(let* ((font (car font-name-filename))
(name (cadr font-name-filename))
(file-name (caddr font-name-filename))
+ (font-index (cadddr 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
- ((and font (cff-font? font))
- (ps-load-file (ly:find-file
- (format #f "~a.otf" file-name))))
- ((string? bare-file-name)
- (ps-load-file file-name))
- (else
- (ly:warning (_ "cannot embed ~S=~S") name file-name)
- ""))))))
+ (cond
+ ((and (number? font-index)
+ (!= font-index 0))
+ (ly:warning (_ "Font ~a cannot be loaded via Ghostscript because its font-index (~a) is not zero.")
+ name font-index)
+ (load-font font-name-filename))
+ ((and (string? bare-file-name)
+ (eq? (ly:get-font-format bare-file-name font-index) 'CFF)
+ (is-collection-font? bare-file-name))
+ (ly:warning (_ "Font ~a cannot be loaded via Ghostscript because it is an OpenType/CFF Collection (OTC) font.")
+ name)
+ (load-font font-name-filename))
+ ((and (string? bare-file-name)
+ (eq? (ly:get-font-format bare-file-name font-index) 'TrueType)
+ (not (ly:has-glyph-names? bare-file-name font-index)))
+ (ly:warning (_ "Font ~a cannot be used via Ghostscript because it is a TrueType font that does not have glyph names.")
+ name)
+ (load-font font-name-filename))
+ (else
+ (begin
+ (if (or (and font (cff-font? font))
+ (and (string? bare-file-name)
+ (not (eq? (ly:get-font-format
+ bare-file-name
+ font-index) 'TrueType))))
+ (set! never-embed-font-list
+ (append never-embed-font-list (list name))))
+ (cons name
+ (if (mac-font? bare-file-name)
+ (handle-mac-font name bare-file-name)
+ (cond
+ ((and font (cff-font? font))
+ (ps-load-file (ly:find-file
+ (format #f "~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 "")
embed))
(define (font-file-as-ps-string name file-name font-index)
- (let* ((downcase-file-name (string-downcase file-name)))
+ (let ((font-format (ly:get-font-format file-name font-index)))
(cond
- ((and file-name (string-endswith downcase-file-name ".pfa"))
- (embed-document file-name))
- ((and file-name (string-endswith downcase-file-name ".pfb"))
- (ly:pfb->pfa file-name))
- ((and file-name (string-endswith downcase-file-name ".ttf"))
- (ly:ttf->pfa file-name))
- ((and file-name (string-endswith downcase-file-name ".ttc"))
+ ((eq? font-format (string->symbol "Type 1"))
+ ;; Type 1 (PFA and PFB) fonts
+ (begin (set! never-embed-font-list
+ (append never-embed-font-list (list name)))
+ (ly:type1->pfa file-name)))
+ ((eq? font-format 'TrueType)
+ ;; TrueType fonts (TTF) and TrueType Collection (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))
+ ((eq? font-format 'CFF)
+ ;; OpenType/CFF fonts (OTF) and OpenType/CFF Collection (OTC)
+ (check-conflict-and-embed-cff name file-name font-index))
(else
(ly:warning (_ "do not know how to embed ~S=~S") name file-name)
""))))
(pfas (map font-loader font-names)))
pfas))
+ (define (font-export name body)
+ (let* ((filename (format #f "~a/~a.font.ps"
+ (ly:get-option 'font-export-dir)
+ name))
+ (port-excl
+ (catch
+ 'system-error
+ (lambda ()
+ ;; Exclusive file create:
+ ;; When the file already exists, it raises system-error.
+ (open filename (logior O_WRONLY O_CREAT O_EXCL)))
+ (lambda stuff
+ ;; Catch the system-error
+ (let ((errno (system-error-errno stuff)))
+ (cond
+ ;; If the file already exists, return #f.
+ ((= errno EEXIST)
+ (begin
+ (ly:debug
+ (_ "Font file `~a' already exists, skipping.")
+ filename)
+ #f))
+ ;; If the cause is something else, re-throw the error.
+ (#t
+ (throw 'system-error (cdr stuff)))))))))
+ (if port-excl
+ ;; MinGW hack: need to have "b"inary for fonts
+ (let ((port (open-file filename "wb")))
+ (close port-excl)
+ (ly:debug (_ "Exporting font file `~a'.") filename)
+ (format port "%%BeginFont: ~a\n" name)
+ (display body port)
+ (display "%%EndFont\n" port)
+ (close-port port)))))
(display "%%BeginProlog\n" port)
(format
port
"/lilypond-datadir where {pop} {userdict /lilypond-datadir (~a) put } ifelse"
(ly:get-option 'datadir))
+ (set! never-embed-font-list (list))
+ (if (ly:get-option 'font-export-dir)
+ (let ((dirname (format #f "~a" (ly:get-option 'font-export-dir))))
+ (ly:debug
+ (_ "Making font export directory `~a'.") dirname)
+ (catch
+ 'system-error
+ (lambda ()
+ ;; mkdir:
+ ;; When the directory already exists, it raises system-error.
+ (mkdir dirname))
+ (lambda stuff
+ ;; Catch the system-error
+ (if (= EEXIST (system-error-errno stuff))
+ ;; If the directory already exists, avoid error.
+ (ly:debug
+ (_ "Font export directory `~a' already exists.") dirname)
+ ;; If the cause is something else, re-throw the error.
+ (throw 'system-error (cdr stuff)))))))
(if load-fonts?
(for-each (lambda (f)
(format port "\n%%BeginFont: ~a\n" (car f))
(display (cdr f) port)
- (display "%%EndFont\n" port))
+ (display "%%EndFont\n" port)
+ (if (ly:get-option 'font-export-dir)
+ (font-export (car f) (cdr f))))
(load-fonts paper)))
+ (if (ly:get-option 'gs-never-embed-fonts)
+ (begin
+ (display "\nsystemdict /DEVICE known\n" port)
+ (display " { systemdict /DEVICE get (pdfwrite) eq {\n" port)
+ (display ".setpdfwrite << /NeverEmbed [" port)
+ (display (string-concatenate
+ (map (lambda (f) (string-append " /" f))
+ never-embed-font-list)) port)
+ (display " ] >> setdistillerparams\n" port)
+ (display " } if } if\n" port)))
(if (ly:bigpdfs)
(display (procset "encodingdefs.ps") port))
(display (setup-variables paper) port)
(define (metadata-encode val)
;; First, call ly:encode-string-for-pdf to encode the string (latin1 or
;; utf-16be), then escape all parentheses and backslashes
- ;; FIXME guile-2.0: use (string->utf16 str 'big) instead
-
+ ;;
+ ;; NOTE: with guile-2.0+ ly:encode-string-for-pdf is not really needed and
+ ;; could be replaced with the following code:
+ ;;
+ ;; (let* ((utf16be-bom #vu8(#xFE #xFF)))
+ ;; (string-append (bytevector->string utf16be-bom "ISO-8859-1")
+ ;; (bytevector->string (string->utf16 val 'big) "ISO-8859-1")))
+ ;;
(ps-quote (ly:encode-string-for-pdf val)))
(define (metadata-lookup-output overridevar fallbackvar field)
(let* ((overrideval (ly:modules-lookup (list header) overridevar))
(val (if overrideval overrideval fallbackval)))
(if val
(format port "/~a (~a)\n" field (metadata-encode (markup->string val (list header)))))))
- (display "[ " port)
- (metadata-lookup-output 'pdfauthor 'author "Author")
- (format port "/Creator (LilyPond ~a)\n" (lilypond-version))
- (metadata-lookup-output 'pdftitle 'title "Title")
- (metadata-lookup-output 'pdfsubject 'subject "Subject")
- (metadata-lookup-output 'pdfkeywords 'keywords "Keywords")
- (metadata-lookup-output 'pdfmodDate 'modDate "ModDate")
- (metadata-lookup-output 'pdfsubtitle 'subtitle "Subtitle")
- (metadata-lookup-output 'pdfcomposer 'composer "Composer")
- (metadata-lookup-output 'pdfarranger 'arranger "Arranger")
- (metadata-lookup-output 'pdfpoet 'poet "Poet")
- (metadata-lookup-output 'pdfcopyright 'copyright "Copyright")
- (display "/DOCINFO pdfmark\n\n" port))
+ (if (module? header)
+ (begin
+ (display "mark " port)
+ (metadata-lookup-output 'pdfauthor 'author "Author")
+ (format port "/Creator (LilyPond ~a)\n" (lilypond-version))
+ (metadata-lookup-output 'pdftitle 'title "Title")
+ (metadata-lookup-output 'pdfsubject 'subject "Subject")
+ (metadata-lookup-output 'pdfkeywords 'keywords "Keywords")
+ (metadata-lookup-output 'pdfmodDate 'modDate "ModDate")
+ (metadata-lookup-output 'pdfsubtitle 'subtitle "Subtitle")
+ (metadata-lookup-output 'pdfcomposer 'composer "Composer")
+ (metadata-lookup-output 'pdfarranger 'arranger "Arranger")
+ (metadata-lookup-output 'pdfpoet 'poet "Poet")
+ (metadata-lookup-output 'pdfcopyright 'copyright "Copyright")
+ (display "/DOCINFO pdfmark\n\n" port)))
+
+ (if (ly:get-option 'embed-source-code)
+ (let ((source-list (delete-duplicates
+ (remove (lambda (str)
+ (or
+ (string-contains str
+ (ly:get-option 'datadir))
+ (string=? str
+ "<included string>")))
+ (ly:source-files)))))
+ (display "\n/pdfmark where
+{pop} {userdict /pdfmark /cleartomark load put} ifelse" port)
+ (for-each (lambda (fname idx)
+ (format port "\n
+mark /_objdef {ly~a_stream} /type /stream /OBJ pdfmark
+mark {ly~a_stream} << /Type /EmbeddedFile>> /PUT pdfmark
+mark {ly~a_stream} (~a) /PUT pdfmark
+mark /Name (LilyPond source file ~a)
+/FS << /Type /Filespec /F (~a) /EF << /F {ly~a_stream} >> >> /EMBED pdfmark
+mark {ly~a_stream} /CLOSE pdfmark
+\n"
+ idx idx idx
+ (ps-quote (ly:gulp-file fname))
+ idx fname idx idx))
+ source-list (iota (length source-list))))))
(define-public (output-framework basename book scopes fields)
(let* ((port-tmp (make-tmpfile))
(page-number (1- (ly:output-def-lookup paper 'first-page-number)))
(page-count (length page-stencils))
(port (ly:outputter-port outputter)))
+ (initialize-font-embedding)
(if (ly:get-option 'clip-systems)
(clip-system-EPSes basename book))
(if (ly:get-option 'dump-signatures)
;; don't do BeginDefaults PageMedia: A4
;; not necessary and wrong
(write-preamble paper #t port)
- (if (module? header)
- (handle-metadata header port))
+ (handle-metadata header port)
(for-each
(lambda (page)
(set! page-number (1+ page-number))
(rounded-bbox (to-rounded-bp-box bbox))
(port (ly:outputter-port outputter))
(header (eps-header paper rounded-bbox load-fonts)))
+ (initialize-font-embedding)
(display header port)
(write-preamble paper load-fonts port)
(display "/mark_page_link { pop pop pop pop pop } bind def\n" port)
lilypond -dbackend=eps FILE
-If have cut & pasted a lilypond fragment from a webpage, be sure
+If you have cut & pasted a lilypond fragment from a webpage, be sure
to only remove anything before
%% ****************************************************************