2 (define-module (scm framework-ps))
4 (use-modules (ice-9 regex)
12 (define (tex-font? fontname)
13 (equal? (substring fontname 0 2) "cm"))
16 (define (define-fonts bookpaper)
18 (define font-list (ly:bookpaper-fonts bookpaper))
19 (define (define-font command fontname scaling)
21 "/" command " { /" fontname " findfont "
22 (ly:number->string scaling) " output-scale div scalefont } bind def\n"))
24 (define (reencode-font plain encoding command)
25 (let ((coding-vector (get-coding-command encoding)))
27 plain " " coding-vector " /" command " reencode-font\n"
28 "/" command "{ /" command " findfont 1 scalefont } bind def\n")))
30 (define (guess-ps-fontname basename)
31 "We do not have the FontName, try to guess is from basename."
34 ;; FIXME: we need proper Fontmap for the bluesky CM*, EC* fonts.
35 ;; Only the fonts that we trace in mf/ are in our own FontMap.
36 (string-append basename ".pfb"))
37 (else (string-append basename ".pfa"))
40 (define (font-load-command font)
41 (let* ((specced-font-name (ly:font-name font))
42 (fontname (if specced-font-name
44 (guess-ps-fontname (ly:font-filename font))))
46 (coding-alist (ly:font-encoding-alist font))
47 (input-encoding (assoc-get 'input-name coding-alist))
48 (font-encoding (assoc-get 'output-name coding-alist))
49 (command (ps-font-command font))
50 ;; FIXME -- see (ps-font-command )
51 (plain (ps-font-command font #f))
52 (designsize (ly:font-design-size font))
53 (magnification (* (ly:font-magnification font)))
54 (ops (ly:output-def-lookup bookpaper 'outputscale))
55 (scaling (* ops magnification designsize)))
58 (define-font plain fontname scaling)
59 (if (or (equal? input-encoding font-encoding)
61 (equal? font-encoding "fetaBraces")
62 (equal? font-encoding "fetaNumber")
63 (equal? font-encoding "fetaMusic")
64 (equal? font-encoding "parmesanMusic"))
66 (reencode-font plain input-encoding command)))))
68 (define (font-load-encoding encoding)
69 (let ((filename (get-coding-filename encoding)))
70 (ly:kpathsea-gulp-file filename)))
72 (let* ((encoding-list (map (lambda (x)
73 (assoc-get 'input-name
74 (ly:font-encoding-alist x)))
76 (encodings (uniq-list (sort-list (filter string? encoding-list)
80 (apply string-append (map font-load-encoding encodings))
82 (map (lambda (x) (font-load-command x)) font-list)))))
84 ;; FIXME: duplicated in other output backends
85 ;; FIXME: silly interface name
86 (define (output-variables paper)
87 ;; FIXME: duplicates output-paper's scope-entry->string, mostly
88 (define (value->string val)
90 ((string? val) (string-append "(" val ")"))
91 ((symbol? val) (symbol->string val))
92 ((number? val) (number->string val))
95 (define (output-entry ps-key ly-key)
97 "/" ps-key " " (value->string (ly:output-def-lookup paper ly-key)) " def \n"))
100 "/lily-output-units 2.83464 def %% milimeter \n"
101 "% /lily-output-units 0.996264 def %% true points.\n"
102 (output-entry "staff-line-thickness" 'linethickness)
103 (output-entry "line-width" 'linewidth)
104 (output-entry "paper-size" 'papersize)
105 (output-entry "staff-height" 'staffheight) ;junkme.
107 (number->string (ly:output-def-lookup paper 'outputscale))
108 " lily-output-units mul def \n"
111 (define (header paper page-count classic?)
114 "%%Creator: creator time-stamp \n"
115 "%%Pages: " (number->string page-count) "\n"
116 "%%PageOrder: Ascend\n"
117 "%%DocumentPaperSizes: " (ly:output-def-lookup paper 'papersize) "\n"
118 ;;(string-append "GNU LilyPond (" (lilypond-version) "), ")
119 ;; (strftime "%c" (localtime (current-time))))
120 ;; FIXME: duplicated in every backend
123 (string-append "Engraved by LilyPond (version " (lilypond-version) ")"))
126 (define (dump-page outputter page page-number page-count)
127 (ly:outputter-dump-string outputter
129 "%%Page: " (number->string page-number) " " (number->string page-count) "\n"
130 "0 0 start-system { "
131 "set-ps-scale-to-lily-scale "
133 (ly:outputter-dump-stencil outputter (ly:page-stencil page))
134 (ly:outputter-dump-string outputter
135 "} stop-system \nshowpage\n") )
138 (define-public (output-framework-ps outputter book scopes fields basename)
140 ((bookpaper (ly:paper-book-book-paper book))
141 (pages (ly:paper-book-pages book))
143 (page-count (length pages))
147 (ly:outputter-dump-string outputter x))
153 (output-variables bookpaper)
154 (ly:gulp-file "music-drawing-routines.ps")
155 (ly:gulp-file "lilyponddefs.ps")
156 (define-fonts bookpaper)
161 (set! pageno (1+ pageno))
162 (dump-page outputter page pageno page-count))
164 (ly:outputter-dump-string outputter "%%Trailer\n%%EOF\n")
168 (define (dump-line outputter system)
169 (ly:outputter-dump-string
171 " start-system {\n set-ps-scale-to-lily-scale\n")
172 (ly:outputter-dump-stencil outputter (ly:page-line-stencil system))
173 (ly:outputter-dump-string
178 (define-public (output-classic-framework-ps outputter book scopes fields basename)
180 ((bookpaper (ly:paper-book-book-paper book))
181 (lines (ly:paper-book-lines book))
183 (page-count (length lines))
187 (ly:outputter-dump-string outputter x))
193 (output-variables bookpaper)
194 (ly:gulp-file "music-drawing-routines.ps")
195 (ly:gulp-file "lilyponddefs.ps")
196 (define-fonts bookpaper)
201 (set! pageno (1+ pageno))
202 (dump-line outputter line)) ; pageno page-count))
204 (ly:outputter-dump-string outputter "\n")