summaryrefslogtreecommitdiff
path: root/Master/tlpkg/tlgs/lib/gs_cff.ps
blob: 6fcf80358f31ba6da5bae0b4fe426a35bc0f5854 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
%    Copyright (C) 1997, 1998, 1999, 2000 Aladdin Enterprises.  All rights reserved.
% 
% This software is provided AS-IS with no warranty, either express or
% implied.
% 
% This software is distributed under license and may not be copied,
% modified or distributed except as expressly authorized under the terms
% of the license contained in the file LICENSE in this distribution.
% 
% For more information about licensing, please refer to
% http://www.ghostscript.com/licensing/. For information on
% commercial licensing, go to http://www.artifex.com/licensing/ or
% contact Artifex Software, Inc., 101 Lucas Valley Road #110,
% San Rafael, CA  94903, U.S.A., +1(415)492-9861.

% $Id: gs_cff.ps 6883 2006-06-29 04:07:16Z alexcher $
% Loader for CFF (compressed) fonts, including OpenType CFFs.
% The following are not implemented yet:
%	Deleted entries in the Name Index
%	Embedded PostScript
%	Multiple Master fonts
%	Chameleon fonts
%	Synthetic fonts

% ---------------- Font loading machinery ---------------- %

% Augment the FONTPATH machinery so it recognizes OpenType CFF font sets.

/.scanfontheaders where {
  pop /.scanfontheaders [
   .scanfontheaders aload pop (OTTO*)
  ] def
} if

% Load a font file that might be an OpenType CFF font set.

% <file> .loadfontfile -
/.loadnonottofontfile /.loadfontfile load def
/.loadfontfile {
  dup 4 string .peekstring pop (OTTO) eq {
		% If this is a font at all, it's an OpenType CFF font set.
    .init_otto_font_file
	% Use a random FontSet resource name.  ****** WRONG ******
    realtime rand xor =string cvs exch false
    ReadData
  } {
		% Not a TrueType font.
    .loadnonottofontfile
  } ifelse
} bind def

% <file> .init_otto_font_file <file>
/.init_otto_font_file {
  /FontSetInit /ProcSet findresource begin
  2 dict begin
  /f exch def /cff null def
  card32 pop card16 6 { next pop } repeat dup {
		% Stack: numtables tablesleft
    dup 0 eq {
      pop pop /.loadottofontfile cvx /invalidfont signalerror
    } if
    f 4 string readstring pop (CFF ) eq { sub exit } if
    f 12 string readstring pop pop 1 sub	% skip to next table
  } loop
		% Stack: tablesread
  card32 pop card32 card32
		% Stack: tablesread start length
  exch 3 -1 roll 1 add 16 mul 12 add sub
  f exch subfilefilter flushfile	% skip to start
  f exch subfilefilter end
} bind def

30 dict begin

% ---------------- Standard strings (actually names) ---------------- %

/StandardStrings mark
	% The initial StandardStrings that that denote characters are
	% defined as a pseudo-Encoding.
% 0
  /CFFStandardStrings .findencoding aload pop
% 379
  (001.000)
% 380
  (001.001) (001.002) (001.003) /Black /Bold
  /Book /Light /Medium /Regular /Roman
  /Semibold
.packtomark def

% ---------------- Standard encodings ---------------- %

/StandardEncodings [

% StandardEncoding
mark
  0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
  17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
  33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
  49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
  65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
  81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 0
  0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  0 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110
  0 111 112 113 114 0 115 116 117 118 119 120 121 122 0 123
  0 124 125 126 127 128 129 130 131 0 132 133 0 134 135 136
  137 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  0 138 0 139 0 0 0 0 140 141 142 143 0 0 0 0
  0 144 0 0 0 145 0 0 146 147 148 149 0 0 0 0
.packtomark

% ExpertEncoding
mark
  0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  1 229 230 0 231 232 233 234 235 236 237 238 13 14 15 99
  239 240 241 242 243 244 245 246 247 248 27 28 249 250 251 252
  0 253 254 255 256 257 0 0 0 258 0 0 259 260 261 262
  0 0 263 264 265 0 266 109 110 267 268 269 0 270 271 272
  273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288
  289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 0
  0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  0 304 305 306 0 0 307 308 309 310 311 0 312 0 0 313
  0 0 314 315 0 0 316 317 318 0 0 0 158 155 163 319
  320 321 322 323 324 325 0 0 326 150 164 169 327 328 329 330
  331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346
  347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362
  363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378
.packtomark

] readonly def

% ---------------- Standard Charsets ---------------- %

% We include an explicit 0 at the beginning of each charset.

/StandardCharsets [

% ISOAdobe
mark
  0
  1 1 228 { } for
.packtomark

% Expert
mark
  0
  1 229 230 231 232 233 234 235 236 237 238 13 14 15 99 239
  240 241 242 243 244 245 246 247 248 27 28 249 250 251 252 253
  254 255 256 257 258 259 260 261 262 263 264 265 266 109 110 267
  268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283
  284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299
  300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315
  316 317 318 158 155 163 319 320 321 322 323 324 325 326 150 164
  169 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341
  342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357
  358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373
  374 375 376 377 378
.packtomark

% ExpertSubset
mark
  0
  1 231 232 235 236 237 238 13 14 15 99 239 240 241 242 243
  244 245 246 247 248 27 28 249 250 251 253 254 255 256 257 258
  259 260 261 262 263 264 265 266 109 110 267 268 269 270 272 300
  301 302 305 314 315 158 155 163 320 321 322 323 324 325 326 150
  164 169 327 328 329 330 331 332 333 334 335 336 337 338 339 340
  341 342 343 344 345 346
.packtomark

] readonly def

% ---------------- Font loading ---------------- %

% ------ Utilities ------ %

/advance {	% <n> advance -
  f cff eq { pos add /pos exch store } { pop } ifelse
} bind def
/next {		% - next <byte>
  f read {
    1 advance
    CFFDEBUG { (  ) print dup = } if
  } if
} bind def
/next2 {	% - next2 <byte1> <byte2>
  f read {
    f read {
      2 advance
      CFFDEBUG { (  ) print 1 index =only (,) print dup = } if
    } {
      1 advance
      CFFDEBUG { (  ) print dup = } if
    } ifelse
  } if
} bind def
/nextstring {	% <length> nextstring <string>
  dup 0 eq {
    pop ()
  } {
    string f exch readstring pop dup length advance
    CFFDEBUG { (  ) print dup == } if
  } ifelse
} bind def
/card8		% - card8 <card8>
 /next load
def
/card16 {	% - card16 <card16>
  next2 exch 8 bitshift add
} bind def
/card32 {	% - card32 <card32>
  card16 16 bitshift card16 add
} bind def
/offsetprocs [
  /card8 load
  /card16 load
  { card8 16 bitshift card16 add } bind
  /card32 load
] readonly def
/offsetproc {	% <offsize> offsetproc <proc>
  1 sub //offsetprocs exch get
} bind def
/offset {	% <offsize> offset <offset>
  offsetproc exec
} bind def
/sid		% - <sid> sid
  /card16 load
def
/Index {	% <name> Index <name> <array>
  CFFDEBUG { (% reading Index: ) print dup = } if
  mark card16 dup 0 ne {
    1 exch next offsetproc dup exec pop exch {
      dup exec dup 4 -1 roll sub 3 1 roll exch
    } repeat pop
  } if pop .packtomark
  CFFDEBUG { (% Index lengths = ) print dup === } if
  [ exch { nextstring } forall ] readonly
} bind def
/tokens {	% - tokens <num1> ... <op#> (op# = 12 means EOF)
  {
    f read not { 12 exit } if
    CFFDEBUG { (..) print dup = } if
    1 advance
    dup 12 eq { pop next 32 add exit } if
    dup 28 lt { exit } if
    dup 32 lt {
      28 sub {
	{ card16 32768 xor 32768 sub }
	{ 4 offset dup 16#7fffffff gt { -1 32 bitshift add } if }
	{ tokenreal }
	{ 31 exit }
      } exch get exec
    } {
      dup 247 lt {
	139 sub
      } {
	247 sub {
	  { next 108 add }
	  { next 364 add }
	  { next 620 add }
	  { next 876 add }
	  { next 108 add neg }
	  { next 364 add neg }
	  { next 620 add neg }
	  { next 876 add neg }
	  % 255 is deliberately omitted and will cause a rangecheck
	} exch get exec
      } ifelse
    } ifelse
  } loop
} bind def
/tokenbuf 100 string def
/tokenput {	% <index> <str> tokenput <index+length>
  dup length 3 1 roll
  tokenbuf 2 index 3 -1 roll putinterval add
} bind def
/tokenrealarray [
 (0)(1)(2)(3)(4)(5)(6)(7)(8)(9)(.)(E)
 (E-)
 ()		% ignore the invalid value
 (-)
 { exit } bind
] readonly def
/tokenreal {	% - tokenreal <float>
  0 {
    next exch 1 index -4 bitshift tokenrealarray exch get exec tokenput
		% We must leave the byte on the stack temporarily so that
		% the exit will see a consistent stack state.
    1 index 15 and tokenrealarray exch get exec tokenput exch pop
  } loop
  tokenbuf 0 3 -1 roll getinterval cvr exch pop
} bind def
/Dict {		% <opsdict> Dict -
  /opdict exch store {
    mark tokens
    CFFDEBUG { (tokens: ) print ] dup === mark exch aload pop } if
    opdict exch .knownget { exec } if cleartomark
  } loop cleartomark
} bind def
/idstring {	% <sid> idstring <string|name>
  dup 391 lt { //StandardStrings } { 391 sub strings } ifelse exch get
} bind def
/idname {	% <sid> idname <name>
  idstring dup type /nametype ne { cvn } if
} bind def
/subfilefilter {	% <file> <length> subfilefilter <filter>
	% SubFileDecode interprets a length of 0 as infinite.
  dup 0 le { pop pop () 0 } if () /SubFileDecode filter
} bind def

% ------ Top dictionary ------ %

/offput {	% <offset> <proc> offput -
  1 index 0 le
  CFFDEBUG { dup { (not ) print } if (queued: ) print 2 index =only ( ) print 1 index === } if
  { pop pop
  }
  { currentdict exch aload length 1 add packedarray cvx
      offsets 3 1 roll put
  }
  ifelse
} bind def
/queueput {	% <font> <proc> queueput -
  16#7fffffff offsets { pop .min } forall
  pos sub nextstring
  3 1 roll aload length 2 add packedarray cvx
  [ queued aload pop counttomark 2 add -1 roll ]
  /queued exch store
} bind def
/printvk {	% <value> <key> printvk <value> <key>
  CFFDEBUG { (\t% ) print dup =only ( = ) print 1 index === } if
} bind def
/xxput {	% <value> <key> <dict> xxput -
  3 1 roll exch put
} bind def
/putfi {	% <value> <key> putfi -
  printvk FontInfo xxput
} bind def
/xdef {		% <value> <key> xdef -
  exch def
} bind def
/pxdef {	% <value> <key> pxdef -
  printvk xdef
} bind def
/topdictops mark
  12 { CFFDEBUG { (\t% EOD) = } if exit }
  0 { idstring /version putfi }
  1 { idstring /Notice putfi }
  32 { idstring /Copyright putfi }
  2 { idstring /FullName putfi }
  3 { idstring /FamilyName putfi }
  4 { idstring /Weight putfi }
  33 { 0 ne /isFixedPitch putfi }
  34 { /ItalicAngle putfi }
  35 { /UnderlinePosition putfi }
  36 { /UnderlineThickness putfi }
  37 { /PaintType pxdef }
  38 { /FontType pxdef }		% actually CharstringType
  39 { counttomark array astore /FontMatrix pxdef }
  13 { /UniqueID pxdef }
  5 { counttomark array astore /FontBBox pxdef }
  40 { /StrokeWidth pxdef }
  14 { counttomark array astore /XUID pxdef }
  15 {
    /charset printvk pop
    dup StandardCharsets length lt {
      StandardCharsets exch get /charset xdef
    } {
      { queuecharset } offput
    } ifelse
  }
  16 {
    /Encoding printvk pop
    dup StandardEncodings length lt {
      /Encoding xdef
    } {
      { queueEncoding } offput
    } ifelse
  }
  17 { { readCharStrings } offput }
  18 { exch /readPrivate cvx 2 packedarray offput }
	% CIDFont operators
  62 {		% ROS, must be first in a CIDFont
    currentdict /FontType undef
    currentdict /Encoding undef
    currentdict /FontMatrix undef
    /CIDFontVersion 0 def
    /CIDFontRevision 0 def
    /CIDFontType 0 def
    /CIDCount 8720 def % Default value defined in CFF spec.
    3 dict begin
    /Supplement pxdef
    idstring /Ordering pxdef
    idstring /Registry pxdef
    /CIDSystemInfo currentdict end def
  }
  63 { /CIDFontVersion pxdef }
  64 { /CIDFontRevision pxdef }
  65 { /CIDFontType pxdef }
  66 { /CIDCount pxdef }
  67 { /UIDBase pxdef }
  68 { { readFDArray } offput }
  69 { { readFDSelect } offput }
	% This operator only appears in a FDArray element.
	% We don't really need it, so ignore an error.
  70 { { idstring } .internalstopped { pop pop } { /FontName pxdef } ifelse }
.dicttomark readonly def

% readcharset and readFDSelect may require the length of CharStringArray,
% but these structures may occur in the file before the CharStrings.
% If that happens, use a hack: assume that all the data up to the next
% queued read should be read.

/charstringcount {	% <font> charstringcount <count> true
			% <font> charstringcount <length> false
  /CharStringArray .knownget {
    length true
  } {
	% Hack: look for the next queued read.
    16#7fffffff offsets { pop .min } forall
    pos sub false
  } ifelse
} bind def

/readCharStrings {	% <font> readCharStrings -
  /CharStringArray Index put
} bind def

% ------ Charsets and encodings ------ %

% Note: formats 1 and 2 can overflow the operand stack.
% We'll fix this if it ever becomes necessary.
/charsetcount {
  charstringcount { 1 sub } { 2 idiv } ifelse
} bind def
/charsetformats [
{ [ 0 3 -1 roll charsetcount { sid } repeat ]
} bind
{ [ 0 3 -1 roll charsetcount {
    dup 0 eq { pop exit } if
    sid card8 1 add 2 index .min { exch 1 sub 1 index 1 add } repeat pop
  } loop ]
} bind
{ [ 0 3 -1 roll charsetcount {
    dup 0 eq { pop exit } if
    sid card16 1 add 2 index .min { exch 1 sub 1 index 1 add } repeat pop
  } loop ]
} bind
] readonly def
/queuecharset {		% <font> queuecharset -
  { readcharset } queueput
} bind def
/readcharset {		% <data> <font> readcharset -
  begin 0 () /SubFileDecode filter /f exch store
  charsetformats next get currentdict exch exec /charset exch def end
} bind def

/encodingformats [
{ 1 1 next { next exch Encoding 3 1 roll put } for
} bind
{ 1 next {
    next next 1 add {
			% Stack: gid code
      Encoding 1 index 3 index put
      exch 1 add exch 1 add
    } repeat pop
  } repeat pop
} bind
] readonly def
/queueEncoding {	% <font> queueEncoding -
  { readEncoding } queueput
} bind def
/readEncoding {		% <data> <font> readEncoding -
  begin 0 () /SubFileDecode filter /f exch store
  /Encoding [ 256 { /.notdef } repeat ] def
  next encodingformats 1 index 127 and get exec
  128 ge {
			% Read supplementary encodings.
    next {
      Encoding next sid idname put
    } repeat
  } if end
} bind def

% ------ FDArray and FDSelect ------ %

/readFDArray {		% <font> readFDArray -
  /FDarray Index exch pop exch
  2 dict begin /f null def begin
  [ exch {
    dup length subfilefilter /f exch store
    10 dict begin
    /FontType 2 def
    /PaintType 0 def
    /FontMatrix [0.001 0 0 0.001 0 0] def
    /Private 20 dict def
    //topdictops Dict currentdict end
  } forall ] /FDArray xdef end end
} bind def

/fdselectformats [
% Note: this procedure can overflow the operand stack.
% We'll fix this if it ever becomes necessary.
{ [ exch charstringcount pop { card8 } repeat ] } bind	% Format 0
{ /FDSelect cvx /invalidfont signalerror } bind		% Format 1
dup							% Format 2
% The following procedure does not use excessive op-stack space.
{ pop 65535 array card16 card16 exch			% Format 3
  { % Stack: array previndex
    card8 card16 
    exch 1 index 4 -1 roll
    exch 1 exch 1 sub
    { 3 index exch 2 index put } for pop
  } repeat
  % now resize the array to the final index.
  0 exch getinterval
} bind
] readonly def

/readFDSelect {		% <font> readFDSelect -
  begin fdselectformats next get currentdict exch exec /FDSelect exch def end
} bind def


% ------ Private dictionary ------ %

/deltarray {		% -mark- <num1> ... deltarray <num1'> ...
  0 counttomark 1 sub { counttomark -1 roll add dup } repeat pop
  counttomark array astore
} bind def

/privatedictops mark
  12 { CFFDEBUG { (\t% EOD) = } if exit }
  6 { deltarray /BlueValues pxdef }
  7 { deltarray /OtherBlues pxdef }
  8 { deltarray /FamilyBlues pxdef }
  9 { deltarray /FamilyOtherBlues pxdef }
  41 { /BlueScale pxdef }
  42 { /BlueShift pxdef }
  43 { /BlueFuzz pxdef }
  10 { 1 array astore /StdHW pxdef }
  11 { 1 array astore /StdVW pxdef }
  44 { deltarray /StemSnapH pxdef }
  45 { deltarray /StemSnapV pxdef }
  46 { 0 ne /ForceBold pxdef }
  47 { /ForceBoldThreshold pxdef }
  48 { /lenIV pxdef }
  49 { /LanguageGroup pxdef }
  50 { /ExpansionFactor pxdef }
  51 { /initialRandomSeed pxdef }
  19 { PrivateStart add { readSubrs } offput }
  20 { /defaultWidthX pxdef }
  21 { /nominalWidthX pxdef }
	% Multiple Master fonts only
  59 { /NDV pxdef }
  60 { /CDV pxdef }
  61 { /lenBuildCharArray pxdef }
.dicttomark readonly def

/readPrivate {		% <font> <size> readPrivate -
  2 dict begin
  /PrivateStart pos def
  f 3 1 roll exch 1 index f exch subfilefilter /f exch store
  dup /FontType get exch
  /Private get begin
		% Default lenIV to -1 even for Type 1 CharStrings.
  2 ne { /lenIV -1 def } if
  //privatedictops Dict end
  exch /f exch store advance
  end
} bind def

/readSubrs {		% <font> readSubrs -
  /Subrs Index put
} bind def

% ------ Main program ------ %

% Clean up after finishing a font.
/cleanupFont {		% (currentdict) cleanupFont -
		% Remove unwanted entries.
  currentdict /charset undef
  currentdict /CharStringArray undef
} bind def

% Update the Encoding and CharStrings for a real font.
/finishFont {		% (currentdict) finishFont -
		% Construct the real Encoding.
		% The value of Encoding is either a number, for predefined
		% encodings, or an array of mixed GIDs and names.
  /Encoding mark Encoding
  CFFDEBUG { (Encoding: ) print dup === flush } if
  dup type /integertype eq {
    StandardEncodings exch get { idname } forall
  } {
    {
      dup type /integertype eq { charset exch get idname } if
    } forall
  } ifelse .packtomark def
		% Construct the CharStrings.
		% Note that they may only correspond to an initial
		% subset of the charset.
  /CharStrings charset length CharStringArray length .min dict def
  CFFDEBUG {
    charset length =only ( charset ) print
    CharStringArray length =only ( CharStringArray) =
    charset == flush
  } if
  0 1 CharStrings maxlength 1 sub {
    dup CharStringArray exch get
    exch charset exch get idstring CharStrings xxput
  } for
  cleanupFont
} bind def

% Replace CharStrings with GlyphDirectory for a CIDFont;
% Move GlobalSubrs to descendent fonts.
/finishCIDFont {	% (currentdict) finishCIDFont -
		% Construct the GlyphDirectory, similar to CharStrings.
  /FDBytes FDArray length 1 gt { 1 } { 0 } ifelse def
  /GlyphDirectory charset length CharStringArray length .min dict def
  CFFDEBUG {
    charset length =only ( charset ) print
    CharStringArray length =only ( CharStringArray) =
    charset == flush
  } if
  0 1 GlyphDirectory maxlength 1 sub {
    dup CharStringArray exch get
		% If there is more than one FDArray entry, add the font
		% index to the beginning of each charstring.
    FDBytes 1 eq {
      FDSelect 2 index get
      1 string dup 0 4 -1 roll put exch concatstrings
    } if
    exch charset exch get GlyphDirectory xxput
  } for

  Private /GlobalSubrs .knownget {
    FDArray {
    /Private get /GlobalSubrs 2 index put
    } forall
    pop
    Private /GlobalSubrs undef
  } if

		% Clean up.
  currentdict /FDSelect undef
  cleanupFont
} bind def
% We need to pass the file as a parameter for the sake of the PDF
% interpreter. Also for the sake of PDF, a flag forces the font
% to be defined as <resname> instead of the name embedded in the data.
% This is needed for subsetted fonts; it is valid if the CFF
% contains only a single font.
/StartData {          % <resname> <nbytes> StartData -
  currentfile exch subfilefilter false ReadData
} bind def
/ReadData {           % <resname> <file> <forceresname> ReadData -

	% Initialize.

  30 dict begin
  /forceresname exch def
  /cff exch def
  /pos 0 def
  /resname exch cvlit def
  /DEBUG CFFDEBUG def	% bring the binding closer

	% Read the header.

  /f cff def
  /vmajor next def
  /vminor next def
  /hdrsize next def
  /aoffsize next def

	% Read the Indexes.

  /names Index def
  /topdicts Index def
  /strings Index def
  /gsubrs Index def

	% Read the top Dicts.

  /offsets 50 dict def
  /queued [] def
  /opdict null def		% reserve a slot
  /fonts [ topdicts {
    0 () /SubFileDecode filter /f exch def
    40 dict begin
		% Preload defaults that differ from PostScript defaults,
		% or that are required.
      /FontType 2 def
      /PaintType 0 def
      /FontMatrix [0.001 0 0 0.001 0 0] def
      /charset StandardCharsets 0 get def
      /Encoding 0 def
      /FontInfo 10 dict
	dup /UnderlinePosition -100 put
	dup /UnderlineThickness 50 put
      def
      /Private 20 dict
	gsubrs length 0 ne { dup /GlobalSubrs gsubrs put } if
      def
      //topdictops Dict
    currentdict end
  } forall ] def

	% Read other tables with queued offsets.
        % We process these in order so we can advance if needed.
	% The CFF file may not be positionable.
  {		% outer loop since offsets may be updated when processing
    CFFDEBUG { (offsets: ) print [ offsets { pop } forall ] == } if
    [ offsets { pop } forall ] { lt } .sort	% process in order of appearance
    { 
      /f cff def
      CFFDEBUG { (queued offset: ) print dup =print flush (, current pos=) print pos = } if
      dup pos ne { dup pos sub nextstring pop } if	% negative advance will cause error
      offsets exch 2 copy get 3 1 roll undef
      CFFDEBUG { (exec queued: ) print dup == } if
      exec
    } forall
    offsets length 0 eq { exit } if
  } loop

	% Process out-of-order tables.

  CFFDEBUG { queued length =only ( queued) = flush } if
  queued { exec } forall

	% Update Encoding and CharStrings.

  fonts {
    begin
    currentdict /CIDFontType known { finishCIDFont } { finishFont } ifelse
    end
  } forall

	% Wrap up.

  resname mark 0 1 fonts length 1 sub {
    CFFDEBUG { dup =only ( ) print flush } if
    dup names exch get
    forceresname { pop resname } if
    CFFDEBUG { dup == flush } if
    exch fonts exch get
    dup /CIDFontType known {
		% This is a CIDFont.
      dup /CIDFontName 3 index put
      1 index exch /CIDFont defineresource
    } {
		% This is a font.
      dup /FontName 3 index put
      1 index exch definefont
    } ifelse
  } for .dicttomark
  end		% temporary dict
  end		% FontSetInit ProcSet
  /FontSet defineresource pop

} bind def

% ---------------- Resource category definition ---------------- %

currentdict end readonly

languagelevel exch 2 .setlanguagelevel

/FontSet /Generic /Category findresource dup length dict .copydict
/Category defineresource pop

/FontSetInit exch /ProcSet defineresource pop

.setlanguagelevel