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ef416fc2 | 1 | /* |
2 | * "$Id: texttops.c 4680 2005-09-21 09:28:39Z mike $" | |
3 | * | |
4 | * Text to PostScript filter for the Common UNIX Printing System (CUPS). | |
5 | * | |
6 | * Copyright 1993-2005 by Easy Software Products. | |
7 | * | |
8 | * These coded instructions, statements, and computer programs are the | |
9 | * property of Easy Software Products and are protected by Federal | |
10 | * copyright law. Distribution and use rights are outlined in the file | |
11 | * "LICENSE.txt" which should have been included with this file. If this | |
12 | * file is missing or damaged please contact Easy Software Products | |
13 | * at: | |
14 | * | |
15 | * Attn: CUPS Licensing Information | |
16 | * Easy Software Products | |
17 | * 44141 Airport View Drive, Suite 204 | |
18 | * Hollywood, Maryland 20636 USA | |
19 | * | |
20 | * Voice: (301) 373-9600 | |
21 | * EMail: cups-info@cups.org | |
22 | * WWW: http://www.cups.org | |
23 | * | |
24 | * This file is subject to the Apple OS-Developed Software exception. | |
25 | * | |
26 | * Contents: | |
27 | * | |
28 | * main() - Main entry for text to PostScript filter. | |
29 | * WriteEpilogue() - Write the PostScript file epilogue. | |
30 | * WritePage() - Write a page of text. | |
31 | * WriteProlog() - Write the PostScript file prolog with options. | |
32 | * write_line() - Write a row of text. | |
33 | * write_string() - Write a string of text. | |
34 | */ | |
35 | ||
36 | /* | |
37 | * Include necessary headers... | |
38 | */ | |
39 | ||
40 | #include "textcommon.h" | |
41 | ||
42 | ||
43 | /* | |
44 | * Globals... | |
45 | */ | |
46 | ||
47 | char *Glyphs[65536]; /* PostScript glyphs for Unicode */ | |
48 | int NumFonts; /* Number of fonts to use */ | |
49 | char *Fonts[256][4]; /* Fonts to use */ | |
50 | unsigned short Chars[65536]; /* 0xffcc (ff = font, cc = char) */ | |
51 | unsigned short Codes[65536]; /* Unicode glyph mapping to fonts */ | |
52 | int Widths[256]; /* Widths of each font */ | |
53 | int Directions[256];/* Text directions for each font */ | |
54 | ||
55 | ||
56 | /* | |
57 | * Local functions... | |
58 | */ | |
59 | ||
60 | static void write_line(int row, lchar_t *line); | |
61 | static void write_string(int col, int row, int len, lchar_t *s); | |
62 | static void write_text(const char *s); | |
63 | ||
64 | ||
65 | /* | |
66 | * 'main()' - Main entry for text to PostScript filter. | |
67 | */ | |
68 | ||
69 | int /* O - Exit status */ | |
70 | main(int argc, /* I - Number of command-line arguments */ | |
71 | char *argv[]) /* I - Command-line arguments */ | |
72 | { | |
73 | return (TextMain("texttops", argc, argv)); | |
74 | } | |
75 | ||
76 | ||
77 | /* | |
78 | * 'WriteEpilogue()' - Write the PostScript file epilogue. | |
79 | */ | |
80 | ||
81 | void | |
82 | WriteEpilogue(void) | |
83 | { | |
84 | puts("%%Trailer"); | |
85 | printf("%%%%Pages: %d\n", NumPages); | |
86 | puts("%%EOF"); | |
87 | ||
88 | free(Page[0]); | |
89 | free(Page); | |
90 | } | |
91 | ||
92 | ||
93 | /* | |
94 | * 'WritePage()' - Write a page of text. | |
95 | */ | |
96 | ||
97 | void | |
98 | WritePage(void) | |
99 | { | |
100 | int line; /* Current line */ | |
101 | ||
102 | ||
103 | NumPages ++; | |
104 | printf("%%%%Page: %d %d\n", NumPages, NumPages); | |
105 | ||
106 | puts("gsave"); | |
107 | ||
108 | if (PrettyPrint) | |
109 | printf("%d H\n", NumPages); | |
110 | ||
111 | for (line = 0; line < SizeLines; line ++) | |
112 | write_line(line, Page[line]); | |
113 | ||
114 | puts("grestore"); | |
115 | puts("showpage"); | |
116 | ||
117 | memset(Page[0], 0, sizeof(lchar_t) * SizeColumns * SizeLines); | |
118 | } | |
119 | ||
120 | ||
121 | /* | |
122 | * 'WriteProlog()' - Write the PostScript file prolog with options. | |
123 | */ | |
124 | ||
125 | void | |
126 | WriteProlog(const char *title, /* I - Title of job */ | |
127 | const char *user, /* I - Username */ | |
128 | const char *classification, /* I - Classification */ | |
129 | const char *label, /* I - Page label */ | |
130 | ppd_file_t *ppd) /* I - PPD file info */ | |
131 | { | |
132 | int i, j, k; /* Looping vars */ | |
133 | char *charset; /* Character set string */ | |
134 | char filename[1024]; /* Glyph filenames */ | |
135 | FILE *fp; /* Glyph files */ | |
136 | const char *datadir; /* CUPS_DATADIR environment variable */ | |
137 | char line[1024], /* Line from file */ | |
138 | *lineptr, /* Pointer into line */ | |
139 | *valptr; /* Pointer to value in line */ | |
140 | int ch, unicode; /* Character values */ | |
141 | int start, end; /* Start and end values for range */ | |
142 | char glyph[64]; /* Glyph name */ | |
143 | time_t curtime; /* Current time */ | |
144 | struct tm *curtm; /* Current date */ | |
145 | char curdate[255]; /* Current date (text format) */ | |
146 | int num_fonts; /* Number of unique fonts */ | |
147 | char *fonts[1024]; /* Unique fonts */ | |
148 | static char *names[] = /* Font names */ | |
149 | { | |
150 | "cupsNormal", | |
151 | "cupsBold", | |
152 | "cupsItalic" | |
153 | }; | |
154 | ||
155 | ||
156 | /* | |
157 | * Get the data directory... | |
158 | */ | |
159 | ||
160 | if ((datadir = getenv("CUPS_DATADIR")) == NULL) | |
161 | datadir = CUPS_DATADIR; | |
162 | ||
163 | /* | |
164 | * Adjust margins as necessary... | |
165 | */ | |
166 | ||
167 | if (classification || label) | |
168 | { | |
169 | /* | |
170 | * Leave room for labels... | |
171 | */ | |
172 | ||
173 | PageBottom += 36; | |
174 | PageTop -= 36; | |
175 | } | |
176 | ||
177 | /* | |
178 | * Allocate memory for the page... | |
179 | */ | |
180 | ||
181 | SizeColumns = (PageRight - PageLeft) / 72.0 * CharsPerInch; | |
182 | SizeLines = (PageTop - PageBottom) / 72.0 * LinesPerInch; | |
183 | ||
184 | Page = calloc(sizeof(lchar_t *), SizeLines); | |
185 | Page[0] = calloc(sizeof(lchar_t), SizeColumns * SizeLines); | |
186 | for (i = 1; i < SizeLines; i ++) | |
187 | Page[i] = Page[0] + i * SizeColumns; | |
188 | ||
189 | if (PageColumns > 1) | |
190 | { | |
191 | ColumnGutter = CharsPerInch / 2; | |
192 | ColumnWidth = (SizeColumns - ColumnGutter * (PageColumns - 1)) / | |
193 | PageColumns; | |
194 | } | |
195 | else | |
196 | ColumnWidth = SizeColumns; | |
197 | ||
198 | /* | |
199 | * Output the DSC header... | |
200 | */ | |
201 | ||
202 | curtime = time(NULL); | |
203 | curtm = localtime(&curtime); | |
204 | strftime(curdate, sizeof(curdate), "%c", curtm); | |
205 | ||
206 | puts("%!PS-Adobe-3.0"); | |
207 | printf("%%%%BoundingBox: 0 0 %.0f %.0f\n", PageWidth, PageLength); | |
208 | printf("%%cupsRotation: %d\n", (Orientation & 3) * 90); | |
209 | puts("%%Creator: texttops/" CUPS_SVERSION); | |
210 | printf("%%%%CreationDate: %s\n", curdate); | |
211 | printf("%%%%Title: %s\n", title); | |
212 | printf("%%%%For: %s\n", user); | |
213 | puts("%%Pages: (atend)"); | |
214 | ||
215 | /* | |
216 | * Initialize globals... | |
217 | */ | |
218 | ||
219 | NumFonts = 0; | |
220 | memset(Fonts, 0, sizeof(Fonts)); | |
221 | memset(Glyphs, 0, sizeof(Glyphs)); | |
222 | memset(Chars, 0, sizeof(Chars)); | |
223 | memset(Codes, 0, sizeof(Codes)); | |
224 | ||
225 | /* | |
226 | * Load the PostScript glyph names and the corresponding character | |
227 | * set definition... | |
228 | */ | |
229 | ||
230 | snprintf(filename, sizeof(filename), "%s/data/psglyphs", datadir); | |
231 | ||
232 | if ((fp = fopen(filename, "r")) != NULL) | |
233 | { | |
234 | while (fscanf(fp, "%x%63s", &unicode, glyph) == 2) | |
235 | Glyphs[unicode] = strdup(glyph); | |
236 | ||
237 | fclose(fp); | |
238 | } | |
239 | else | |
240 | { | |
241 | fprintf(stderr, "ERROR: Unable to open \"%s\" - %s\n", filename, | |
242 | strerror(errno)); | |
243 | exit(1); | |
244 | } | |
245 | ||
246 | /* | |
247 | * Get the output character set... | |
248 | */ | |
249 | ||
250 | charset = getenv("CHARSET"); | |
251 | if (charset != NULL && strcmp(charset, "us-ascii") != 0) | |
252 | { | |
253 | snprintf(filename, sizeof(filename), "%s/charsets/%s", datadir, charset); | |
254 | ||
255 | if ((fp = fopen(filename, "r")) == NULL) | |
256 | { | |
257 | /* | |
258 | * Can't open charset file! | |
259 | */ | |
260 | ||
261 | fprintf(stderr, "ERROR: Unable to open %s: %s\n", filename, | |
262 | strerror(errno)); | |
263 | exit(1); | |
264 | } | |
265 | ||
266 | /* | |
267 | * Opened charset file; now see if this is really a charset file... | |
268 | */ | |
269 | ||
270 | if (fgets(line, sizeof(line), fp) == NULL) | |
271 | { | |
272 | /* | |
273 | * Bad/empty charset file! | |
274 | */ | |
275 | ||
276 | fclose(fp); | |
277 | fprintf(stderr, "ERROR: Bad/empty charset file %s\n", filename); | |
278 | exit(1); | |
279 | } | |
280 | ||
281 | if (strncmp(line, "charset", 7) != 0) | |
282 | { | |
283 | /* | |
284 | * Bad format/not a charset file! | |
285 | */ | |
286 | ||
287 | fclose(fp); | |
288 | fprintf(stderr, "ERROR: Bad charset file %s\n", filename); | |
289 | exit(1); | |
290 | } | |
291 | ||
292 | /* | |
293 | * See if this is an 8-bit or UTF-8 character set file... | |
294 | */ | |
295 | ||
296 | line[strlen(line) - 1] = '\0'; /* Drop \n */ | |
297 | for (lineptr = line + 7; isspace(*lineptr & 255); lineptr ++); /* Skip whitespace */ | |
298 | ||
299 | if (strcmp(lineptr, "8bit") == 0) | |
300 | { | |
301 | /* | |
302 | * 8-bit text... | |
303 | */ | |
304 | ||
305 | UTF8 = 0; | |
306 | NumFonts = 0; | |
307 | ||
308 | /* | |
309 | * Read the font description(s)... | |
310 | */ | |
311 | ||
312 | while (fgets(line, sizeof(line), fp) != NULL) | |
313 | { | |
314 | /* | |
315 | * Skip comment and blank lines... | |
316 | */ | |
317 | ||
318 | if (line[0] == '#' || line[0] == '\n') | |
319 | continue; | |
320 | ||
321 | /* | |
322 | * Read the font descriptions that should look like: | |
323 | * | |
324 | * first last direction width normal [bold italic bold-italic] | |
325 | */ | |
326 | ||
327 | lineptr = line; | |
328 | ||
329 | start = strtol(lineptr, &lineptr, 16); | |
330 | end = strtol(lineptr, &lineptr, 16); | |
331 | ||
332 | while (isspace(*lineptr & 255)) | |
333 | lineptr ++; | |
334 | ||
335 | if (!*lineptr) | |
336 | break; /* Must be a font mapping */ | |
337 | ||
338 | valptr = lineptr; | |
339 | ||
340 | while (!isspace(*lineptr & 255) && *lineptr) | |
341 | lineptr ++; | |
342 | ||
343 | if (!*lineptr) | |
344 | { | |
345 | /* | |
346 | * Can't have a font without all required values... | |
347 | */ | |
348 | ||
349 | fprintf(stderr, "ERROR: bad font description line: %s\n", valptr); | |
350 | fclose(fp); | |
351 | exit(1); | |
352 | } | |
353 | ||
354 | *lineptr++ = '\0'; | |
355 | ||
356 | if (strcmp(valptr, "ltor") == 0) | |
357 | Directions[NumFonts] = 1; | |
358 | else if (strcmp(valptr, "rtol") == 0) | |
359 | Directions[NumFonts] = -1; | |
360 | else | |
361 | { | |
362 | fprintf(stderr, "ERROR: Bad text direction %s\n", valptr); | |
363 | fclose(fp); | |
364 | exit(1); | |
365 | } | |
366 | ||
367 | /* | |
368 | * Got the direction, now get the width... | |
369 | */ | |
370 | ||
371 | while (isspace(*lineptr & 255)) | |
372 | lineptr ++; | |
373 | ||
374 | valptr = lineptr; | |
375 | ||
376 | while (!isspace(*lineptr & 255) && *lineptr) | |
377 | lineptr ++; | |
378 | ||
379 | if (!*lineptr) | |
380 | { | |
381 | /* | |
382 | * Can't have a font without all required values... | |
383 | */ | |
384 | ||
385 | fprintf(stderr, "ERROR: bad font description line: %s\n", valptr); | |
386 | fclose(fp); | |
387 | exit(1); | |
388 | } | |
389 | ||
390 | *lineptr++ = '\0'; | |
391 | ||
392 | if (strcmp(valptr, "single") == 0) | |
393 | Widths[NumFonts] = 1; | |
394 | else if (strcmp(valptr, "double") == 0) | |
395 | Widths[NumFonts] = 2; | |
396 | else | |
397 | { | |
398 | fprintf(stderr, "ERROR: Bad text width %s\n", valptr); | |
399 | fclose(fp); | |
400 | exit(1); | |
401 | } | |
402 | ||
403 | /* | |
404 | * Get the fonts... | |
405 | */ | |
406 | ||
407 | for (i = 0; *lineptr && i < 4; i ++) | |
408 | { | |
409 | while (isspace(*lineptr & 255)) | |
410 | lineptr ++; | |
411 | ||
412 | valptr = lineptr; | |
413 | ||
414 | while (!isspace(*lineptr & 255) && *lineptr) | |
415 | lineptr ++; | |
416 | ||
417 | if (*lineptr) | |
418 | *lineptr++ = '\0'; | |
419 | ||
420 | if (lineptr > valptr) | |
421 | Fonts[NumFonts][i] = strdup(valptr); | |
422 | } | |
423 | ||
424 | /* | |
425 | * Fill in remaining fonts as needed... | |
426 | */ | |
427 | ||
428 | for (j = i; j < 4; j ++) | |
429 | Fonts[NumFonts][j] = strdup(Fonts[NumFonts][0]); | |
430 | ||
431 | /* | |
432 | * Define the character mappings... | |
433 | */ | |
434 | ||
435 | for (i = start, j = NumFonts * 256; i <= end; i ++, j ++) | |
436 | Chars[i] = j; | |
437 | ||
438 | NumFonts ++; | |
439 | } | |
440 | ||
441 | /* | |
442 | * Read encoding lines... | |
443 | */ | |
444 | ||
445 | do | |
446 | { | |
447 | /* | |
448 | * Skip comment and blank lines... | |
449 | */ | |
450 | ||
451 | if (line[0] == '#' || line[0] == '\n') | |
452 | continue; | |
453 | ||
454 | /* | |
455 | * Grab the character and unicode glyph number. | |
456 | */ | |
457 | ||
458 | if (sscanf(line, "%x%x", &ch, &unicode) == 2 && ch < 256) | |
459 | Codes[Chars[ch]] = unicode; | |
460 | } | |
461 | while (fgets(line, sizeof(line), fp) != NULL); | |
462 | ||
463 | fclose(fp); | |
464 | } | |
465 | else if (strcmp(lineptr, "utf8") == 0) | |
466 | { | |
467 | /* | |
468 | * UTF-8 (Unicode) text... | |
469 | */ | |
470 | ||
471 | UTF8 = 1; | |
472 | ||
473 | /* | |
474 | * Read the font descriptions... | |
475 | */ | |
476 | ||
477 | NumFonts = 0; | |
478 | ||
479 | while (fgets(line, sizeof(line), fp) != NULL) | |
480 | { | |
481 | /* | |
482 | * Skip comment and blank lines... | |
483 | */ | |
484 | ||
485 | if (line[0] == '#' || line[0] == '\n') | |
486 | continue; | |
487 | ||
488 | /* | |
489 | * Read the font descriptions that should look like: | |
490 | * | |
491 | * start end direction width normal [bold italic bold-italic] | |
492 | */ | |
493 | ||
494 | lineptr = line; | |
495 | ||
496 | start = strtol(lineptr, &lineptr, 16); | |
497 | end = strtol(lineptr, &lineptr, 16); | |
498 | ||
499 | while (isspace(*lineptr & 255)) | |
500 | lineptr ++; | |
501 | ||
502 | valptr = lineptr; | |
503 | ||
504 | while (!isspace(*lineptr & 255) && *lineptr) | |
505 | lineptr ++; | |
506 | ||
507 | if (!*lineptr) | |
508 | { | |
509 | /* | |
510 | * Can't have a font without all required values... | |
511 | */ | |
512 | ||
513 | fprintf(stderr, "ERROR: bad font description line: %s\n", valptr); | |
514 | fclose(fp); | |
515 | exit(1); | |
516 | } | |
517 | ||
518 | *lineptr++ = '\0'; | |
519 | ||
520 | if (strcmp(valptr, "ltor") == 0) | |
521 | Directions[NumFonts] = 1; | |
522 | else if (strcmp(valptr, "rtol") == 0) | |
523 | Directions[NumFonts] = -1; | |
524 | else | |
525 | { | |
526 | fprintf(stderr, "ERROR: Bad text direction %s\n", valptr); | |
527 | fclose(fp); | |
528 | exit(1); | |
529 | } | |
530 | ||
531 | /* | |
532 | * Got the direction, now get the width... | |
533 | */ | |
534 | ||
535 | while (isspace(*lineptr & 255)) | |
536 | lineptr ++; | |
537 | ||
538 | valptr = lineptr; | |
539 | ||
540 | while (!isspace(*lineptr & 255) && *lineptr) | |
541 | lineptr ++; | |
542 | ||
543 | if (!*lineptr) | |
544 | { | |
545 | /* | |
546 | * Can't have a font without all required values... | |
547 | */ | |
548 | ||
549 | fprintf(stderr, "ERROR: bad font description line: %s\n", valptr); | |
550 | fclose(fp); | |
551 | exit(1); | |
552 | } | |
553 | ||
554 | *lineptr++ = '\0'; | |
555 | ||
556 | if (strcmp(valptr, "single") == 0) | |
557 | Widths[NumFonts] = 1; | |
558 | else if (strcmp(valptr, "double") == 0) | |
559 | Widths[NumFonts] = 2; | |
560 | else | |
561 | { | |
562 | fprintf(stderr, "ERROR: Bad text width %s\n", valptr); | |
563 | fclose(fp); | |
564 | exit(1); | |
565 | } | |
566 | ||
567 | /* | |
568 | * Get the fonts... | |
569 | */ | |
570 | ||
571 | for (i = 0; *lineptr && i < 4; i ++) | |
572 | { | |
573 | while (isspace(*lineptr & 255)) | |
574 | lineptr ++; | |
575 | ||
576 | valptr = lineptr; | |
577 | ||
578 | while (!isspace(*lineptr & 255) && *lineptr) | |
579 | lineptr ++; | |
580 | ||
581 | if (*lineptr) | |
582 | *lineptr++ = '\0'; | |
583 | ||
584 | if (lineptr > valptr) | |
585 | Fonts[NumFonts][i] = strdup(valptr); | |
586 | } | |
587 | ||
588 | /* | |
589 | * Fill in remaining fonts as needed... | |
590 | */ | |
591 | ||
592 | for (j = i; j < 4; j ++) | |
593 | Fonts[NumFonts][j] = strdup(Fonts[NumFonts][0]); | |
594 | ||
595 | /* | |
596 | * Define the character mappings... | |
597 | */ | |
598 | ||
599 | for (i = start, j = NumFonts * 256; i <= end; i ++, j ++) | |
600 | { | |
601 | Chars[i] = j; | |
602 | Codes[j] = i; | |
603 | } | |
604 | ||
605 | /* | |
606 | * Move to the next font, stopping if needed... | |
607 | */ | |
608 | ||
609 | NumFonts ++; | |
610 | if (NumFonts >= 256) | |
611 | break; | |
612 | } | |
613 | ||
614 | fclose(fp); | |
615 | } | |
616 | else | |
617 | { | |
618 | fprintf(stderr, "ERROR: Bad charset type %s\n", lineptr); | |
619 | fclose(fp); | |
620 | exit(1); | |
621 | } | |
622 | } | |
623 | else | |
624 | { | |
625 | /* | |
626 | * Standard ASCII output just uses Courier, Courier-Bold, and | |
627 | * possibly Courier-Oblique. | |
628 | */ | |
629 | ||
630 | NumFonts = 1; | |
631 | ||
632 | Fonts[0][ATTR_NORMAL] = strdup("Courier"); | |
633 | Fonts[0][ATTR_BOLD] = strdup("Courier-Bold"); | |
634 | Fonts[0][ATTR_ITALIC] = strdup("Courier-Oblique"); | |
635 | Fonts[0][ATTR_BOLDITALIC] = strdup("Courier-BoldOblique"); | |
636 | ||
637 | Widths[0] = 1; | |
638 | Directions[0] = 1; | |
639 | ||
640 | /* | |
641 | * Define US-ASCII characters... | |
642 | */ | |
643 | ||
644 | for (i = 32; i < 127; i ++) | |
645 | { | |
646 | Chars[i] = i; | |
647 | Codes[i] = i; | |
648 | } | |
649 | } | |
650 | ||
651 | /* | |
652 | * Generate a list of unique fonts to use... | |
653 | */ | |
654 | ||
655 | for (i = 0, num_fonts = 0; i < NumFonts; i ++) | |
656 | for (j = PrettyPrint ? 2 : 1; j >= 0; j --) | |
657 | { | |
658 | for (k = 0; k < num_fonts; k ++) | |
659 | if (strcmp(Fonts[i][j], fonts[k]) == 0) | |
660 | break; | |
661 | ||
662 | if (k >= num_fonts) | |
663 | { | |
664 | /* | |
665 | * Add new font... | |
666 | */ | |
667 | ||
668 | fonts[num_fonts] = Fonts[i][j]; | |
669 | num_fonts ++; | |
670 | } | |
671 | } | |
672 | ||
673 | /* | |
674 | * List the fonts that will be used... | |
675 | */ | |
676 | ||
677 | for (i = 0; i < num_fonts; i ++) | |
678 | if (i == 0) | |
679 | printf("%%%%DocumentNeededResources: font %s\n", fonts[i]); | |
680 | else | |
681 | printf("%%%%+ font %s\n", fonts[i]); | |
682 | ||
683 | puts("%%DocumentSuppliedResources: procset texttops 1.1 0"); | |
684 | ||
685 | for (i = 0; i < num_fonts; i ++) | |
686 | { | |
687 | if (ppd != NULL) | |
688 | { | |
689 | fprintf(stderr, "DEBUG: ppd->num_fonts = %d\n", ppd->num_fonts); | |
690 | ||
691 | for (j = 0; j < ppd->num_fonts; j ++) | |
692 | { | |
693 | fprintf(stderr, "DEBUG: ppd->fonts[%d] = %s\n", j, ppd->fonts[j]); | |
694 | ||
695 | if (strcmp(fonts[i], ppd->fonts[j]) == 0) | |
696 | break; | |
697 | } | |
698 | } | |
699 | else | |
700 | j = 0; | |
701 | ||
702 | if ((ppd != NULL && j >= ppd->num_fonts) || | |
703 | strncmp(fonts[i], "Courier", 7) == 0 || | |
704 | strcmp(fonts[i], "Symbol") == 0) | |
705 | { | |
706 | /* | |
707 | * Need to embed this font... | |
708 | */ | |
709 | ||
710 | printf("%%%%+ font %s\n", fonts[i]); | |
711 | } | |
712 | } | |
713 | ||
714 | puts("%%EndComments"); | |
715 | ||
716 | puts("%%BeginProlog"); | |
717 | ||
718 | /* | |
719 | * Download any missing fonts... | |
720 | */ | |
721 | ||
722 | for (i = 0; i < num_fonts; i ++) | |
723 | { | |
724 | if (ppd != NULL) | |
725 | { | |
726 | for (j = 0; j < ppd->num_fonts; j ++) | |
727 | if (strcmp(fonts[i], ppd->fonts[j]) == 0) | |
728 | break; | |
729 | } | |
730 | else | |
731 | j = 0; | |
732 | ||
733 | if ((ppd != NULL && j >= ppd->num_fonts) || | |
734 | strncmp(fonts[i], "Courier", 7) == 0 || | |
735 | strcmp(fonts[i], "Symbol") == 0) | |
736 | { | |
737 | /* | |
738 | * Need to embed this font... | |
739 | */ | |
740 | ||
741 | printf("%%%%BeginResource: font %s\n", fonts[i]); | |
742 | ||
743 | /**** MRS: Need to use CUPS_FONTPATH env var! ****/ | |
744 | /**** Also look for Fontmap file or name.pfa, name.pfb... ****/ | |
745 | snprintf(filename, sizeof(filename), "%s/fonts/%s", datadir, fonts[i]); | |
746 | if ((fp = fopen(filename, "rb")) != NULL) | |
747 | { | |
748 | while ((j = fread(line, 1, sizeof(line), fp)) > 0) | |
749 | fwrite(line, 1, j, stdout); | |
750 | ||
751 | fclose(fp); | |
752 | } | |
753 | ||
754 | puts("\n%%EndResource"); | |
755 | } | |
756 | } | |
757 | ||
758 | /* | |
759 | * Write the encoding array(s)... | |
760 | */ | |
761 | ||
762 | puts("% character encoding(s)"); | |
763 | ||
764 | for (i = 0; i < NumFonts; i ++) | |
765 | { | |
766 | printf("/cupsEncoding%02x [\n", i); | |
767 | ||
768 | for (ch = 0; ch < 256; ch ++) | |
769 | { | |
770 | if (Glyphs[Codes[i * 256 + ch]]) | |
771 | printf("/%s", Glyphs[Codes[i * 256 + ch]]); | |
772 | else if (Codes[i * 256 + ch] > 255) | |
773 | printf("/uni%04X", Codes[i * 256 + ch]); | |
774 | else | |
775 | printf("/.notdef"); | |
776 | ||
777 | if ((ch & 7) == 7) | |
778 | putchar('\n'); | |
779 | } | |
780 | ||
781 | puts("] def"); | |
782 | } | |
783 | ||
784 | /* | |
785 | * Create the fonts... | |
786 | */ | |
787 | ||
788 | if (NumFonts == 1) | |
789 | { | |
790 | /* | |
791 | * Just reencode the named fonts... | |
792 | */ | |
793 | ||
794 | puts("% Reencode fonts"); | |
795 | ||
796 | for (i = PrettyPrint ? 2 : 1; i >= 0; i --) | |
797 | { | |
798 | printf("/%s findfont\n", Fonts[0][i]); | |
799 | puts("dup length 1 add dict begin\n" | |
800 | " { 1 index /FID ne { def } { pop pop } ifelse } forall\n" | |
801 | " /Encoding cupsEncoding00 def\n" | |
802 | " currentdict\n" | |
803 | "end"); | |
804 | printf("/%s exch definefont pop\n", names[i]); | |
805 | } | |
806 | } | |
807 | else | |
808 | { | |
809 | /* | |
810 | * Construct composite fonts... Start by reencoding the base fonts... | |
811 | */ | |
812 | ||
813 | puts("% Reencode base fonts"); | |
814 | ||
815 | for (i = 1 + PrettyPrint; i >= 0; i --) | |
816 | for (j = 0; j < NumFonts; j ++) | |
817 | { | |
818 | printf("/%s findfont\n", Fonts[j][i]); | |
819 | printf("dup length 1 add dict begin\n" | |
820 | " { 1 index /FID ne { def } { pop pop } ifelse } forall\n" | |
821 | " /Encoding cupsEncoding%02x def\n" | |
822 | " currentdict\n" | |
823 | "end\n", j); | |
824 | printf("/%s%02x exch definefont /%s%02x exch def\n", names[i], j, | |
825 | names[i], j); | |
826 | } | |
827 | ||
828 | /* | |
829 | * Then merge them into composite fonts... | |
830 | */ | |
831 | ||
832 | puts("% Create composite fonts..."); | |
833 | ||
834 | for (i = 1 + PrettyPrint; i >= 0; i --) | |
835 | { | |
836 | puts("8 dict begin"); | |
837 | puts("/FontType 0 def/FontMatrix[1.0 0 0 1.0 0 0]def/FMapType 2 def/Encoding["); | |
838 | for (j = 0; j < NumFonts; j ++) | |
839 | if (j == (NumFonts - 1)) | |
840 | printf("%d", j); | |
841 | else if ((j & 15) == 15) | |
842 | printf("%d\n", j); | |
843 | else | |
844 | printf("%d ", j); | |
845 | puts("]def/FDepVector["); | |
846 | for (j = 0; j < NumFonts; j ++) | |
847 | if (j == (NumFonts - 1)) | |
848 | printf("%s%02x", names[i], j); | |
849 | else if ((j & 3) == 3) | |
850 | printf("%s%02x\n", names[i], j); | |
851 | else | |
852 | printf("%s%02x ", names[i], j); | |
853 | puts("]def currentdict end"); | |
854 | printf("/%s exch definefont pop\n", names[i]); | |
855 | } | |
856 | } | |
857 | ||
858 | /* | |
859 | * Output the texttops procset... | |
860 | */ | |
861 | ||
862 | puts("%%BeginResource: procset texttops 1.1 0"); | |
863 | ||
864 | puts("% Define fonts"); | |
865 | ||
866 | printf("/FN /cupsNormal findfont [%.3f 0 0 %.3f 0 0] makefont def\n", | |
867 | 120.0 / CharsPerInch, 68.0 / LinesPerInch); | |
868 | printf("/FB /cupsBold findfont [%.3f 0 0 %.3f 0 0] makefont def\n", | |
869 | 120.0 / CharsPerInch, 68.0 / LinesPerInch); | |
870 | if (PrettyPrint) | |
871 | printf("/FI /cupsItalic findfont [%.3f 0 0 %.3f 0 0] makefont def\n", | |
872 | 120.0 / CharsPerInch, 68.0 / LinesPerInch); | |
873 | ||
874 | puts("% Common procedures"); | |
875 | ||
876 | puts("/N { FN setfont moveto } bind def"); | |
877 | puts("/B { FB setfont moveto } bind def"); | |
878 | printf("/U { gsave 0.5 setlinewidth 0 %.3f rmoveto " | |
879 | "0 rlineto stroke grestore } bind def\n", -6.8 / LinesPerInch); | |
880 | ||
881 | if (PrettyPrint) | |
882 | { | |
883 | if (ColorDevice) | |
884 | { | |
885 | puts("/S { 0.0 setgray show } bind def"); | |
886 | puts("/r { 0.5 0.0 0.0 setrgbcolor show } bind def"); | |
887 | puts("/g { 0.0 0.5 0.0 setrgbcolor show } bind def"); | |
888 | puts("/b { 0.0 0.0 0.5 setrgbcolor show } bind def"); | |
889 | } | |
890 | else | |
891 | { | |
892 | puts("/S { 0.0 setgray show } bind def"); | |
893 | puts("/r { 0.2 setgray show } bind def"); | |
894 | puts("/g { 0.2 setgray show } bind def"); | |
895 | puts("/b { 0.2 setgray show } bind def"); | |
896 | } | |
897 | ||
898 | puts("/I { FI setfont moveto } bind def"); | |
899 | ||
900 | puts("/n {"); | |
901 | puts("\t20 string cvs % convert page number to string"); | |
902 | if (NumFonts > 1) | |
903 | { | |
904 | /* | |
905 | * Convert a number to double-byte chars... | |
906 | */ | |
907 | ||
908 | puts("\tdup length % get length"); | |
909 | puts("\tdup 2 mul string /P exch def % P = string twice as long"); | |
910 | puts("\t0 1 2 index 1 sub { % loop through each character in the page number"); | |
911 | puts("\t\tdup 3 index exch get % get character N from the page number"); | |
912 | puts("\t\texch 2 mul dup % compute offset in P"); | |
913 | puts("\t\tP exch 0 put % font 0"); | |
914 | puts("\t\t1 add P exch 2 index put % character"); | |
915 | puts("\t\tpop % discard character"); | |
916 | puts("\t} for % do for loop"); | |
917 | puts("\tpop pop % discard string and length"); | |
918 | puts("\tP % put string on stack"); | |
919 | } | |
920 | puts("} bind def"); | |
921 | ||
922 | printf("/T"); | |
923 | write_text(title); | |
924 | puts("def"); | |
925 | ||
926 | printf("/D"); | |
927 | write_text(curdate); | |
928 | puts("def"); | |
929 | ||
930 | puts("/H {"); | |
931 | puts("\tgsave"); | |
932 | puts("\t0.9 setgray"); | |
933 | ||
934 | if (Duplex) | |
935 | { | |
936 | puts("\tdup 2 mod 0 eq {"); | |
937 | printf("\t\t%.3f %.3f translate } {\n", | |
938 | PageWidth - PageRight, PageTop + 72.0f / LinesPerInch); | |
939 | printf("\t\t%.3f %.3f translate } ifelse\n", | |
940 | PageLeft, PageTop + 72.0f / LinesPerInch); | |
941 | } | |
942 | else | |
943 | printf("\t%.3f %.3f translate\n", | |
944 | PageLeft, PageTop + 72.0f / LinesPerInch); | |
945 | ||
946 | printf("\t0 0 %.3f %.3f rectfill\n", PageRight - PageLeft, | |
947 | 144.0f / LinesPerInch); | |
948 | ||
949 | puts("\tFB setfont"); | |
950 | puts("\t0 setgray"); | |
951 | ||
952 | if (Duplex) | |
953 | { | |
954 | puts("\tdup 2 mod 0 eq {"); | |
955 | printf("\t\tT stringwidth pop neg %.3f add %.3f } {\n", | |
956 | PageRight - PageLeft - 36.0f / LinesPerInch, | |
957 | (0.5f + 0.157f) * 72.0f / LinesPerInch); | |
958 | printf("\t\t%.3f %.3f } ifelse\n", 36.0f / LinesPerInch, | |
959 | (0.5f + 0.157f) * 72.0f / LinesPerInch); | |
960 | } | |
961 | else | |
962 | printf("\t%.3f %.3f\n", 36.0f / LinesPerInch, | |
963 | (0.5f + 0.157f) * 72.0f / LinesPerInch); | |
964 | ||
965 | puts("\tmoveto T show"); | |
966 | ||
967 | printf("\tD dup stringwidth pop neg 2 div %.3f add %.3f\n", | |
968 | (PageRight - PageLeft) * 0.5, | |
969 | (0.5f + 0.157f) * 72.0f / LinesPerInch); | |
970 | puts("\tmoveto show"); | |
971 | ||
972 | if (Duplex) | |
973 | { | |
974 | puts("\tdup n exch 2 mod 0 eq {"); | |
975 | printf("\t\t%.3f %.3f } {\n", 36.0f / LinesPerInch, | |
976 | (0.5f + 0.157f) * 72.0f / LinesPerInch); | |
977 | printf("\t\tdup stringwidth pop neg %.3f add %.3f } ifelse\n", | |
978 | PageRight - PageLeft - 36.0f / LinesPerInch, | |
979 | (0.5f + 0.157f) * 72.0f / LinesPerInch); | |
980 | } | |
981 | else | |
982 | printf("\tn dup stringwidth pop neg %.3f add %.3f\n", | |
983 | PageRight - PageLeft - 36.0f / LinesPerInch, | |
984 | (0.5f + 0.157f) * 72.0f / LinesPerInch); | |
985 | ||
986 | puts("\tmoveto show"); | |
987 | puts("\tgrestore"); | |
988 | puts("} bind def"); | |
989 | } | |
990 | else | |
991 | puts("/S { show } bind def"); | |
992 | ||
993 | puts("%%EndResource"); | |
994 | ||
995 | puts("%%EndProlog"); | |
996 | } | |
997 | ||
998 | ||
999 | /* | |
1000 | * 'write_line()' - Write a row of text. | |
1001 | */ | |
1002 | ||
1003 | static void | |
1004 | write_line(int row, /* I - Row number (0 to N) */ | |
1005 | lchar_t *line) /* I - Line to print */ | |
1006 | { | |
1007 | int i; /* Looping var */ | |
1008 | int col; /* Current column */ | |
1009 | int attr; /* Current attribute */ | |
1010 | int font, /* Font to use */ | |
1011 | lastfont, /* Last font */ | |
1012 | mono; /* Monospaced? */ | |
1013 | lchar_t *start; /* First character in sequence */ | |
1014 | ||
1015 | ||
1016 | for (col = 0, start = line; col < SizeColumns;) | |
1017 | { | |
1018 | while (col < SizeColumns && (line->ch == ' ' || line->ch == 0)) | |
1019 | { | |
1020 | col ++; | |
1021 | line ++; | |
1022 | } | |
1023 | ||
1024 | if (col >= SizeColumns) | |
1025 | break; | |
1026 | ||
1027 | if (NumFonts == 1) | |
1028 | { | |
1029 | /* | |
1030 | * All characters in a single font - assume monospaced... | |
1031 | */ | |
1032 | ||
1033 | attr = line->attr; | |
1034 | start = line; | |
1035 | ||
1036 | while (col < SizeColumns && line->ch != 0 && attr == line->attr) | |
1037 | { | |
1038 | col ++; | |
1039 | line ++; | |
1040 | } | |
1041 | ||
1042 | write_string(col - (line - start), row, line - start, start); | |
1043 | } | |
1044 | else | |
1045 | { | |
1046 | /* | |
1047 | * Multiple fonts; break up based on the font... | |
1048 | */ | |
1049 | ||
1050 | attr = line->attr; | |
1051 | start = line; | |
1052 | lastfont = Chars[line->ch] / 256; | |
1053 | mono = strncmp(Fonts[lastfont][0], "Courier", 7) == 0; | |
1054 | col ++; | |
1055 | line ++; | |
1056 | ||
1057 | if (mono) | |
1058 | { | |
1059 | while (col < SizeColumns && line->ch != 0 && attr == line->attr) | |
1060 | { | |
1061 | font = Chars[line->ch] / 256; | |
1062 | if (strncmp(Fonts[font][0], "Courier", 7) != 0 || | |
1063 | font != lastfont) | |
1064 | break; | |
1065 | ||
1066 | col ++; | |
1067 | line ++; | |
1068 | } | |
1069 | } | |
1070 | ||
1071 | if (Directions[lastfont] > 0) | |
1072 | write_string(col - (line - start), row, line - start, start); | |
1073 | else | |
1074 | { | |
1075 | /* | |
1076 | * Do right-to-left text... | |
1077 | */ | |
1078 | ||
1079 | while (col < SizeColumns && line->ch != 0 && attr == line->attr) | |
1080 | { | |
1081 | if (Directions[Chars[line->ch] / 256] > 0 && | |
1082 | !ispunct(line->ch & 255) && !isspace(line->ch & 255)) | |
1083 | break; | |
1084 | ||
1085 | col ++; | |
1086 | line ++; | |
1087 | } | |
1088 | ||
1089 | for (i = 1; start < line; i ++, start ++) | |
1090 | if (!isspace(start->ch & 255)) | |
1091 | write_string(col - i, row, 1, start); | |
1092 | } | |
1093 | } | |
1094 | } | |
1095 | } | |
1096 | ||
1097 | ||
1098 | /* | |
1099 | * 'write_string()' - Write a string of text. | |
1100 | */ | |
1101 | ||
1102 | static void | |
1103 | write_string(int col, /* I - Start column */ | |
1104 | int row, /* I - Row */ | |
1105 | int len, /* I - Number of characters */ | |
1106 | lchar_t *s) /* I - String to print */ | |
1107 | { | |
1108 | int ch; /* Current character */ | |
1109 | float x, y; /* Position of text */ | |
1110 | unsigned attr; /* Character attributes */ | |
1111 | ||
1112 | ||
1113 | /* | |
1114 | * Position the text and set the font... | |
1115 | */ | |
1116 | ||
1117 | if (Duplex && (NumPages & 1) == 0) | |
1118 | { | |
1119 | x = PageWidth - PageRight; | |
1120 | y = PageTop; | |
1121 | } | |
1122 | else | |
1123 | { | |
1124 | x = PageLeft; | |
1125 | y = PageTop; | |
1126 | } | |
1127 | ||
1128 | x += (float)col * 72.0f / (float)CharsPerInch; | |
1129 | y -= (float)(row + 0.843) * 72.0f / (float)LinesPerInch; | |
1130 | ||
1131 | attr = s->attr; | |
1132 | ||
1133 | if (attr & ATTR_RAISED) | |
1134 | y += 36.0 / (float)LinesPerInch; | |
1135 | else if (attr & ATTR_LOWERED) | |
1136 | y -= 36.0 / (float)LinesPerInch; | |
1137 | ||
1138 | if (x == (int)x) | |
1139 | printf("%.0f ", x); | |
1140 | else | |
1141 | printf("%.3f ", x); | |
1142 | ||
1143 | if (y == (int)y) | |
1144 | printf("%.0f ", y); | |
1145 | else | |
1146 | printf("%.3f ", y); | |
1147 | ||
1148 | if (attr & ATTR_BOLD) | |
1149 | putchar('B'); | |
1150 | else if (attr & ATTR_ITALIC) | |
1151 | putchar('I'); | |
1152 | else | |
1153 | putchar('N'); | |
1154 | ||
1155 | if (attr & ATTR_UNDERLINE) | |
1156 | printf(" %.3f U", (float)len * 72.0 / (float)CharsPerInch); | |
1157 | ||
1158 | if (NumFonts > 1) | |
1159 | { | |
1160 | /* | |
1161 | * Write a hex string... | |
1162 | */ | |
1163 | ||
1164 | putchar('<'); | |
1165 | ||
1166 | while (len > 0) | |
1167 | { | |
1168 | printf("%04x", Chars[s->ch]); | |
1169 | ||
1170 | len --; | |
1171 | s ++; | |
1172 | } | |
1173 | ||
1174 | putchar('>'); | |
1175 | } | |
1176 | else | |
1177 | { | |
1178 | /* | |
1179 | * Write a quoted string... | |
1180 | */ | |
1181 | ||
1182 | putchar('('); | |
1183 | ||
1184 | while (len > 0) | |
1185 | { | |
1186 | ch = Chars[s->ch]; | |
1187 | ||
1188 | if (ch < 32 || ch > 126) | |
1189 | { | |
1190 | /* | |
1191 | * Quote 8-bit and control characters... | |
1192 | */ | |
1193 | ||
1194 | printf("\\%03o", ch); | |
1195 | } | |
1196 | else | |
1197 | { | |
1198 | /* | |
1199 | * Quote the parenthesis and backslash as needed... | |
1200 | */ | |
1201 | ||
1202 | if (ch == '(' || ch == ')' || ch == '\\') | |
1203 | putchar('\\'); | |
1204 | ||
1205 | putchar(ch); | |
1206 | } | |
1207 | ||
1208 | len --; | |
1209 | s ++; | |
1210 | } | |
1211 | ||
1212 | putchar(')'); | |
1213 | } | |
1214 | ||
1215 | if (PrettyPrint) | |
1216 | { | |
1217 | if (attr & ATTR_RED) | |
1218 | puts("r"); | |
1219 | else if (attr & ATTR_GREEN) | |
1220 | puts("g"); | |
1221 | else if (attr & ATTR_BLUE) | |
1222 | puts("b"); | |
1223 | else | |
1224 | puts("S"); | |
1225 | } | |
1226 | else | |
1227 | puts("S"); | |
1228 | } | |
1229 | ||
1230 | ||
1231 | /* | |
1232 | * 'write_text()' - Write a text string, quoting/encoding as needed. | |
1233 | */ | |
1234 | ||
1235 | static void | |
1236 | write_text(const char *s) /* I - String to write */ | |
1237 | { | |
1238 | int ch; /* Actual character value (UTF8) */ | |
1239 | const unsigned char *utf8; /* UTF8 text */ | |
1240 | ||
1241 | ||
1242 | if (NumFonts > 1) | |
1243 | { | |
1244 | /* | |
1245 | * 8/8 encoding... | |
1246 | */ | |
1247 | ||
1248 | putchar('<'); | |
1249 | ||
1250 | utf8 = (const unsigned char *)s; | |
1251 | ||
1252 | while (*utf8) | |
1253 | { | |
1254 | if (*utf8 < 0xc0 || !UTF8) | |
1255 | ch = *utf8 ++; | |
1256 | else if ((*utf8 & 0xe0) == 0xc0) | |
1257 | { | |
1258 | /* | |
1259 | * Two byte character... | |
1260 | */ | |
1261 | ||
1262 | ch = ((utf8[0] & 0x1f) << 6) | (utf8[1] & 0x3f); | |
1263 | utf8 += 2; | |
1264 | } | |
1265 | else | |
1266 | { | |
1267 | /* | |
1268 | * Three byte character... | |
1269 | */ | |
1270 | ||
1271 | ch = ((((utf8[0] & 0x1f) << 6) | (utf8[1] & 0x3f)) << 6) | | |
1272 | (utf8[2] & 0x3f); | |
1273 | utf8 += 3; | |
1274 | } | |
1275 | ||
1276 | printf("%04x", Chars[ch]); | |
1277 | } | |
1278 | ||
1279 | putchar('>'); | |
1280 | } | |
1281 | else | |
1282 | { | |
1283 | /* | |
1284 | * Standard 8-bit encoding... | |
1285 | */ | |
1286 | ||
1287 | putchar('('); | |
1288 | ||
1289 | while (*s) | |
1290 | { | |
1291 | if (*s < 32 || *s > 126) | |
1292 | printf("\\%03o", *s); | |
1293 | else | |
1294 | { | |
1295 | if (*s == '(' || *s == ')' || *s == '\\') | |
1296 | putchar('\\'); | |
1297 | ||
1298 | putchar(*s); | |
1299 | } | |
1300 | ||
1301 | s ++; | |
1302 | } | |
1303 | ||
1304 | putchar(')'); | |
1305 | } | |
1306 | } | |
1307 | ||
1308 | ||
1309 | /* | |
1310 | * End of "$Id: texttops.c 4680 2005-09-21 09:28:39Z mike $". | |
1311 | */ |