Annotation of mandoc/term_ps.c, Revision 1.18
1.18 ! kristaps 1: /* $Id: term_ps.c,v 1.17 2010/06/29 14:53:14 kristaps Exp $ */
1.1 kristaps 2: /*
1.10 kristaps 3: * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv>
1.1 kristaps 4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
17: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.4 kristaps 21: #include <sys/param.h>
22:
1.2 kristaps 23: #include <assert.h>
1.4 kristaps 24: #include <stdarg.h>
1.17 kristaps 25: #include <stdint.h>
1.2 kristaps 26: #include <stdio.h>
1.1 kristaps 27: #include <stdlib.h>
1.4 kristaps 28: #include <string.h>
1.13 kristaps 29: #include <time.h>
1.1 kristaps 30:
31: #include "out.h"
32: #include "main.h"
33: #include "term.h"
34:
1.13 kristaps 35: struct glyph {
36: int wx; /* WX in AFM */
37: };
38:
39: struct font {
40: const char *name; /* FontName in AFM */
1.15 kristaps 41: #define MAXCHAR 95 /* total characters we can handle */
1.13 kristaps 42: struct glyph gly[MAXCHAR]; /* glyph metrics */
43: };
44:
45: /*
46: * We define, for the time being, three fonts: bold, oblique/italic, and
47: * normal (roman). The following table hard-codes the font metrics for
48: * ASCII, i.e., 32--127.
49: */
50:
1.16 kristaps 51: static const struct font fonts[TERMFONT__MAX] = {
1.13 kristaps 52: { "Courier", {
53: { 600 },
54: { 600 },
55: { 600 },
56: { 600 },
57: { 600 },
58: { 600 },
59: { 600 },
60: { 600 },
61: { 600 },
62: { 600 },
63: { 600 },
64: { 600 },
65: { 600 },
66: { 600 },
67: { 600 },
68: { 600 },
69: { 600 },
70: { 600 },
71: { 600 },
72: { 600 },
73: { 600 },
74: { 600 },
75: { 600 },
76: { 600 },
77: { 600 },
78: { 600 },
79: { 600 },
80: { 600 },
81: { 600 },
82: { 600 },
83: { 600 },
84: { 600 },
85: { 600 },
86: { 600 },
87: { 600 },
88: { 600 },
89: { 600 },
90: { 600 },
91: { 600 },
92: { 600 },
93: { 600 },
94: { 600 },
95: { 600 },
96: { 600 },
97: { 600 },
98: { 600 },
99: { 600 },
100: { 600 },
101: { 600 },
102: { 600 },
103: { 600 },
104: { 600 },
105: { 600 },
106: { 600 },
107: { 600 },
108: { 600 },
109: { 600 },
110: { 600 },
111: { 600 },
112: { 600 },
113: { 600 },
114: { 600 },
115: { 600 },
116: { 600 },
117: { 600 },
118: { 600 },
119: { 600 },
120: { 600 },
121: { 600 },
122: { 600 },
123: { 600 },
124: { 600 },
125: { 600 },
126: { 600 },
127: { 600 },
128: { 600 },
129: { 600 },
130: { 600 },
131: { 600 },
132: { 600 },
133: { 600 },
134: { 600 },
135: { 600 },
136: { 600 },
137: { 600 },
138: { 600 },
139: { 600 },
140: { 600 },
141: { 600 },
142: { 600 },
143: { 600 },
144: { 600 },
145: { 600 },
146: { 600 },
147: { 600 },
148: } },
149: { "Courier-Bold", {
150: { 600 },
151: { 600 },
152: { 600 },
153: { 600 },
154: { 600 },
155: { 600 },
156: { 600 },
157: { 600 },
158: { 600 },
159: { 600 },
160: { 600 },
161: { 600 },
162: { 600 },
163: { 600 },
164: { 600 },
165: { 600 },
166: { 600 },
167: { 600 },
168: { 600 },
169: { 600 },
170: { 600 },
171: { 600 },
172: { 600 },
173: { 600 },
174: { 600 },
175: { 600 },
176: { 600 },
177: { 600 },
178: { 600 },
179: { 600 },
180: { 600 },
181: { 600 },
182: { 600 },
183: { 600 },
184: { 600 },
185: { 600 },
186: { 600 },
187: { 600 },
188: { 600 },
189: { 600 },
190: { 600 },
191: { 600 },
192: { 600 },
193: { 600 },
194: { 600 },
195: { 600 },
196: { 600 },
197: { 600 },
198: { 600 },
199: { 600 },
200: { 600 },
201: { 600 },
202: { 600 },
203: { 600 },
204: { 600 },
205: { 600 },
206: { 600 },
207: { 600 },
208: { 600 },
209: { 600 },
210: { 600 },
211: { 600 },
212: { 600 },
213: { 600 },
214: { 600 },
215: { 600 },
216: { 600 },
217: { 600 },
218: { 600 },
219: { 600 },
220: { 600 },
221: { 600 },
222: { 600 },
223: { 600 },
224: { 600 },
225: { 600 },
226: { 600 },
227: { 600 },
228: { 600 },
229: { 600 },
230: { 600 },
231: { 600 },
232: { 600 },
233: { 600 },
234: { 600 },
235: { 600 },
236: { 600 },
237: { 600 },
238: { 600 },
239: { 600 },
240: { 600 },
241: { 600 },
242: { 600 },
243: { 600 },
244: { 600 },
245: } },
246: { "Courier-Oblique", {
247: { 600 },
248: { 600 },
249: { 600 },
250: { 600 },
251: { 600 },
252: { 600 },
253: { 600 },
254: { 600 },
255: { 600 },
256: { 600 },
257: { 600 },
258: { 600 },
259: { 600 },
260: { 600 },
261: { 600 },
262: { 600 },
263: { 600 },
264: { 600 },
265: { 600 },
266: { 600 },
267: { 600 },
268: { 600 },
269: { 600 },
270: { 600 },
271: { 600 },
272: { 600 },
273: { 600 },
274: { 600 },
275: { 600 },
276: { 600 },
277: { 600 },
278: { 600 },
279: { 600 },
280: { 600 },
281: { 600 },
282: { 600 },
283: { 600 },
284: { 600 },
285: { 600 },
286: { 600 },
287: { 600 },
288: { 600 },
289: { 600 },
290: { 600 },
291: { 600 },
292: { 600 },
293: { 600 },
294: { 600 },
295: { 600 },
296: { 600 },
297: { 600 },
298: { 600 },
299: { 600 },
300: { 600 },
301: { 600 },
302: { 600 },
303: { 600 },
304: { 600 },
305: { 600 },
306: { 600 },
307: { 600 },
308: { 600 },
309: { 600 },
310: { 600 },
311: { 600 },
312: { 600 },
313: { 600 },
314: { 600 },
315: { 600 },
316: { 600 },
317: { 600 },
318: { 600 },
319: { 600 },
320: { 600 },
321: { 600 },
322: { 600 },
323: { 600 },
324: { 600 },
325: { 600 },
326: { 600 },
327: { 600 },
328: { 600 },
329: { 600 },
330: { 600 },
331: { 600 },
332: { 600 },
333: { 600 },
334: { 600 },
335: { 600 },
336: { 600 },
337: { 600 },
338: { 600 },
339: { 600 },
340: { 600 },
341: { 600 },
342: } },
343: };
344:
1.15 kristaps 345: /* These work the buffer used by the header and footer. */
1.4 kristaps 346: #define PS_BUFSLOP 128
347: #define PS_GROWBUF(p, sz) \
348: do if ((p)->engine.ps.psmargcur + (sz) > \
349: (p)->engine.ps.psmargsz) { \
350: (p)->engine.ps.psmargsz += /* CONSTCOND */ \
351: MAX(PS_BUFSLOP, (sz)); \
352: (p)->engine.ps.psmarg = realloc \
353: ((p)->engine.ps.psmarg, \
354: (p)->engine.ps.psmargsz); \
355: if (NULL == (p)->engine.ps.psmarg) { \
356: perror(NULL); \
357: exit(EXIT_FAILURE); \
358: } \
359: } while (/* CONSTCOND */ 0)
360:
1.9 kristaps 361:
1.2 kristaps 362: static void ps_letter(struct termp *, char);
363: static void ps_begin(struct termp *);
364: static void ps_end(struct termp *);
365: static void ps_advance(struct termp *, size_t);
366: static void ps_endline(struct termp *);
1.9 kristaps 367: static void ps_fclose(struct termp *);
1.11 kristaps 368: static size_t ps_width(const struct termp *, char);
1.9 kristaps 369: static void ps_pclose(struct termp *);
1.13 kristaps 370: static void ps_pletter(struct termp *, int);
1.4 kristaps 371: static void ps_printf(struct termp *, const char *, ...);
372: static void ps_putchar(struct termp *, char);
1.9 kristaps 373: static void ps_setfont(struct termp *, enum termfont);
1.2 kristaps 374:
375:
1.1 kristaps 376: void *
1.17 kristaps 377: ps_alloc(char *outopts)
1.1 kristaps 378: {
379: struct termp *p;
1.18 ! kristaps 380: size_t pagex, pagey, margin, lineheight;
1.17 kristaps 381: const char *toks[2];
1.18 ! kristaps 382: const char *paper;
1.17 kristaps 383: char *v;
1.1 kristaps 384:
385: if (NULL == (p = term_alloc(TERMENC_ASCII)))
386: return(NULL);
387:
388: p->type = TERMTYPE_PS;
1.2 kristaps 389: p->letter = ps_letter;
390: p->begin = ps_begin;
391: p->end = ps_end;
392: p->advance = ps_advance;
393: p->endline = ps_endline;
1.11 kristaps 394: p->width = ps_width;
1.17 kristaps 395:
396: toks[0] = "paper";
397: toks[1] = NULL;
398:
399: while (outopts && *outopts)
400: switch (getsubopt(&outopts, UNCONST(toks), &v)) {
401: case (0):
1.18 ! kristaps 402: paper = v;
1.17 kristaps 403: break;
404: default:
405: break;
406: }
1.16 kristaps 407:
1.18 ! kristaps 408: if (0 == strcasecmp(paper, "a4")) {
! 409: pagex = 595 * 100;
! 410: pagey = 842 * 100;
! 411: } else {
! 412: pagex = 612 * 100;
! 413: pagey = 792 * 100;
! 414: }
! 415:
! 416: margin = 72 * 100;
! 417: lineheight = 12 * 100;
! 418:
1.16 kristaps 419: assert(margin * 2 < pagex);
420: assert(margin * 2 < pagey);
421:
422: p->engine.ps.width = pagex;
423: p->engine.ps.height = pagey;
424: p->engine.ps.header = pagey - (margin / 2);
425: p->engine.ps.top = pagey - margin;
426: p->engine.ps.footer = (margin / 2);
427: p->engine.ps.bottom = margin;
428: p->engine.ps.left = margin;
1.18 ! kristaps 429: p->engine.ps.lineheight = lineheight;
1.16 kristaps 430:
431: p->defrmargin = pagex - (margin * 2);
1.1 kristaps 432: return(p);
433: }
434:
435:
436: void
437: ps_free(void *arg)
438: {
1.4 kristaps 439: struct termp *p;
440:
441: p = (struct termp *)arg;
442:
443: if (p->engine.ps.psmarg)
444: free(p->engine.ps.psmarg);
445:
446: term_free(p);
447: }
448:
449:
450: static void
451: ps_printf(struct termp *p, const char *fmt, ...)
452: {
453: va_list ap;
454: int pos;
455:
456: va_start(ap, fmt);
457:
458: /*
459: * If we're running in regular mode, then pipe directly into
460: * vprintf(). If we're processing margins, then push the data
461: * into our growable margin buffer.
462: */
1.1 kristaps 463:
1.4 kristaps 464: if ( ! (PS_MARGINS & p->engine.ps.psstate)) {
465: vprintf(fmt, ap);
466: va_end(ap);
467: return;
468: }
469:
470: /*
471: * XXX: I assume that the in-margin print won't exceed
472: * PS_BUFSLOP (128 bytes), which is reasonable but still an
473: * assumption that will cause pukeage if it's not the case.
474: */
475:
476: PS_GROWBUF(p, PS_BUFSLOP);
477:
478: pos = (int)p->engine.ps.psmargcur;
479: vsnprintf(&p->engine.ps.psmarg[pos], PS_BUFSLOP, fmt, ap);
480: p->engine.ps.psmargcur = strlen(p->engine.ps.psmarg);
1.5 kristaps 481:
482: va_end(ap);
1.4 kristaps 483: }
484:
485:
486: static void
487: ps_putchar(struct termp *p, char c)
488: {
489: int pos;
490:
491: /* See ps_printf(). */
492:
493: if ( ! (PS_MARGINS & p->engine.ps.psstate)) {
494: putchar(c);
495: return;
496: }
497:
498: PS_GROWBUF(p, 2);
499:
500: pos = (int)p->engine.ps.psmargcur++;
1.5 kristaps 501: p->engine.ps.psmarg[pos++] = c;
1.4 kristaps 502: p->engine.ps.psmarg[pos] = '\0';
1.2 kristaps 503: }
504:
505:
1.3 kristaps 506: /* ARGSUSED */
1.2 kristaps 507: static void
508: ps_end(struct termp *p)
509: {
510:
1.4 kristaps 511: /*
512: * At the end of the file, do one last showpage. This is the
513: * same behaviour as groff(1) and works for multiple pages as
514: * well as just one.
515: */
516:
1.8 kristaps 517: assert(0 == p->engine.ps.psstate);
518: assert('\0' == p->engine.ps.last);
1.4 kristaps 519: assert(p->engine.ps.psmarg && p->engine.ps.psmarg[0]);
520: printf("%s", p->engine.ps.psmarg);
1.16 kristaps 521: p->engine.ps.pages++;
1.4 kristaps 522: printf("showpage\n");
1.16 kristaps 523:
524: printf("%%%%Trailer\n");
525: printf("%%%%Pages: %zu\n", p->engine.ps.pages);
526: printf("%%%%EOF\n");
1.2 kristaps 527: }
528:
529:
530: static void
531: ps_begin(struct termp *p)
532: {
1.13 kristaps 533: time_t t;
1.16 kristaps 534: int i;
1.2 kristaps 535:
1.9 kristaps 536: /*
537: * Print margins into margin buffer. Nothing gets output to the
538: * screen yet, so we don't need to initialise the primary state.
1.2 kristaps 539: */
540:
1.4 kristaps 541: if (p->engine.ps.psmarg) {
542: assert(p->engine.ps.psmargsz);
543: p->engine.ps.psmarg[0] = '\0';
544: }
545:
546: p->engine.ps.psmargcur = 0;
1.9 kristaps 547: p->engine.ps.psstate = PS_MARGINS;
1.16 kristaps 548: p->engine.ps.pscol = p->engine.ps.left;
549: p->engine.ps.psrow = p->engine.ps.header;
1.4 kristaps 550:
1.9 kristaps 551: ps_setfont(p, TERMFONT_NONE);
1.4 kristaps 552:
553: (*p->headf)(p, p->argf);
554: (*p->endline)(p);
555:
1.16 kristaps 556: p->engine.ps.pscol = p->engine.ps.left;
557: p->engine.ps.psrow = p->engine.ps.footer;
1.4 kristaps 558:
559: (*p->footf)(p, p->argf);
560: (*p->endline)(p);
561:
562: p->engine.ps.psstate &= ~PS_MARGINS;
1.9 kristaps 563:
1.4 kristaps 564: assert(0 == p->engine.ps.psstate);
1.9 kristaps 565: assert(p->engine.ps.psmarg);
566: assert('\0' != p->engine.ps.psmarg[0]);
567:
568: /*
569: * Print header and initialise page state. Following this,
570: * stuff gets printed to the screen, so make sure we're sane.
571: */
1.4 kristaps 572:
1.13 kristaps 573: t = time(NULL);
574:
1.16 kristaps 575: printf("%%!PS-Adobe-3.0\n");
1.13 kristaps 576: printf("%%%%Creator: mandoc-%s\n", VERSION);
577: printf("%%%%CreationDate: %s", ctime(&t));
1.16 kristaps 578: printf("%%%%DocumentData: Clean7Bit\n");
579: printf("%%%%Orientation: Portrait\n");
580: printf("%%%%Pages: (atend)\n");
1.13 kristaps 581: printf("%%%%PageOrder: Ascend\n");
582: printf("%%%%Orientation: Portrait\n");
1.16 kristaps 583: printf("%%%%DocumentMedia: Default %zu %zu 0 () ()\n",
584: p->engine.ps.width,
585: p->engine.ps.height);
586: printf("%%%%DocumentNeededResources: font");
587: for (i = 0; i < (int)TERMFONT__MAX; i++)
588: printf(" %s", fonts[i].name);
589: printf("\n%%%%EndComments\n");
590:
591: printf("%%%%Page: %zu %zu\n",
592: p->engine.ps.pages + 1,
593: p->engine.ps.pages + 1);
1.13 kristaps 594:
1.9 kristaps 595: ps_setfont(p, TERMFONT_NONE);
1.16 kristaps 596: p->engine.ps.pscol = p->engine.ps.left;
597: p->engine.ps.psrow = p->engine.ps.top;
1.2 kristaps 598: }
599:
600:
601: static void
1.13 kristaps 602: ps_pletter(struct termp *p, int c)
1.2 kristaps 603: {
1.14 kristaps 604: int f;
1.2 kristaps 605:
1.9 kristaps 606: /*
607: * If we're not in a PostScript "word" context, then open one
608: * now at the current cursor.
609: */
610:
1.2 kristaps 611: if ( ! (PS_INLINE & p->engine.ps.psstate)) {
1.4 kristaps 612: ps_printf(p, "%zu %zu moveto\n(",
1.18 ! kristaps 613: (size_t)(p->engine.ps.pscol / 100),
! 614: (size_t)(p->engine.ps.psrow / 100));
1.2 kristaps 615: p->engine.ps.psstate |= PS_INLINE;
616: }
617:
618: /*
619: * We need to escape these characters as per the PostScript
620: * specification. We would also escape non-graphable characters
621: * (like tabs), but none of them would get to this point and
622: * it's superfluous to abort() on them.
623: */
624:
625: switch (c) {
626: case ('('):
627: /* FALLTHROUGH */
628: case (')'):
629: /* FALLTHROUGH */
630: case ('\\'):
1.4 kristaps 631: ps_putchar(p, '\\');
1.2 kristaps 632: break;
633: default:
634: break;
635: }
636:
637: /* Write the character and adjust where we are on the page. */
1.9 kristaps 638:
1.14 kristaps 639: f = (int)p->engine.ps.lastf;
1.13 kristaps 640:
1.14 kristaps 641: if (c <= 32 || (c - 32 > MAXCHAR)) {
1.13 kristaps 642: ps_putchar(p, ' ');
1.18 ! kristaps 643: p->engine.ps.pscol += fonts[f].gly[0].wx;
1.13 kristaps 644: return;
645: }
646:
1.4 kristaps 647: ps_putchar(p, c);
1.14 kristaps 648: c -= 32;
1.18 ! kristaps 649: p->engine.ps.pscol += fonts[f].gly[c].wx;
1.2 kristaps 650: }
651:
652:
653: static void
1.9 kristaps 654: ps_pclose(struct termp *p)
655: {
656:
657: /*
658: * Spit out that we're exiting a word context (this is a
659: * "partial close" because we don't check the last-char buffer
660: * or anything).
661: */
662:
663: if ( ! (PS_INLINE & p->engine.ps.psstate))
664: return;
665:
666: ps_printf(p, ") show\n");
667: p->engine.ps.psstate &= ~PS_INLINE;
668: }
669:
670:
671: static void
672: ps_fclose(struct termp *p)
673: {
674:
675: /*
676: * Strong closure: if we have a last-char, spit it out after
677: * checking that we're in the right font mode. This will of
678: * course open a new scope, if applicable.
679: *
680: * Following this, close out any scope that's open.
681: */
682:
683: if ('\0' != p->engine.ps.last) {
684: if (p->engine.ps.lastf != TERMFONT_NONE) {
685: ps_pclose(p);
686: ps_setfont(p, TERMFONT_NONE);
687: }
688: ps_pletter(p, p->engine.ps.last);
689: p->engine.ps.last = '\0';
690: }
691:
692: if ( ! (PS_INLINE & p->engine.ps.psstate))
693: return;
694:
695: ps_pclose(p);
696: }
697:
698:
699: static void
1.8 kristaps 700: ps_letter(struct termp *p, char c)
701: {
702: char cc;
1.9 kristaps 703:
704: /*
705: * State machine dictates whether to buffer the last character
706: * or not. Basically, encoded words are detected by checking if
707: * we're an "8" and switching on the buffer. Then we put "8" in
708: * our buffer, and on the next charater, flush both character
709: * and buffer. Thus, "regular" words are detected by having a
710: * regular character and a regular buffer character.
711: */
712:
1.8 kristaps 713: if ('\0' == p->engine.ps.last) {
714: assert(8 != c);
715: p->engine.ps.last = c;
716: return;
717: } else if (8 == p->engine.ps.last) {
718: assert(8 != c);
1.9 kristaps 719: p->engine.ps.last = '\0';
1.8 kristaps 720: } else if (8 == c) {
721: assert(8 != p->engine.ps.last);
1.9 kristaps 722: if ('_' == p->engine.ps.last) {
723: if (p->engine.ps.lastf != TERMFONT_UNDER) {
724: ps_pclose(p);
725: ps_setfont(p, TERMFONT_UNDER);
726: }
727: } else if (p->engine.ps.lastf != TERMFONT_BOLD) {
728: ps_pclose(p);
729: ps_setfont(p, TERMFONT_BOLD);
730: }
1.8 kristaps 731: p->engine.ps.last = c;
732: return;
733: } else {
1.9 kristaps 734: if (p->engine.ps.lastf != TERMFONT_NONE) {
735: ps_pclose(p);
736: ps_setfont(p, TERMFONT_NONE);
737: }
1.8 kristaps 738: cc = p->engine.ps.last;
739: p->engine.ps.last = c;
740: c = cc;
741: }
742:
1.9 kristaps 743: ps_pletter(p, c);
1.8 kristaps 744: }
745:
746:
747: static void
1.2 kristaps 748: ps_advance(struct termp *p, size_t len)
749: {
750:
1.9 kristaps 751: /*
752: * Advance some spaces. This can probably be made smarter,
753: * i.e., to have multiple space-separated words in the same
754: * scope, but this is easier: just close out the current scope
755: * and readjust our column settings.
756: */
1.8 kristaps 757:
1.9 kristaps 758: ps_fclose(p);
1.14 kristaps 759: p->engine.ps.pscol += len;
1.2 kristaps 760: }
761:
762:
763: static void
764: ps_endline(struct termp *p)
765: {
1.8 kristaps 766:
1.9 kristaps 767: /* Close out any scopes we have open: we're at eoln. */
768:
769: ps_fclose(p);
1.2 kristaps 770:
1.9 kristaps 771: /*
772: * If we're in the margin, don't try to recalculate our current
773: * row. XXX: if the column tries to be fancy with multiple
774: * lines, we'll do nasty stuff.
775: */
1.2 kristaps 776:
777: if (PS_MARGINS & p->engine.ps.psstate)
778: return;
779:
1.9 kristaps 780: /*
781: * Put us down a line. If we're at the page bottom, spit out a
782: * showpage and restart our row.
783: */
784:
1.16 kristaps 785: p->engine.ps.pscol = p->engine.ps.left;
786: if (p->engine.ps.psrow >= p->engine.ps.lineheight +
787: p->engine.ps.bottom) {
788: p->engine.ps.psrow -= p->engine.ps.lineheight;
1.2 kristaps 789: return;
790: }
791:
1.4 kristaps 792: assert(p->engine.ps.psmarg && p->engine.ps.psmarg[0]);
793: printf("%s", p->engine.ps.psmarg);
1.16 kristaps 794: printf("%%%%Page: %zu %zu\n",
795: p->engine.ps.pages + 1,
796: p->engine.ps.pages + 1);
1.2 kristaps 797: printf("showpage\n");
1.16 kristaps 798: p->engine.ps.pages++;
799: p->engine.ps.psrow = p->engine.ps.top;
1.1 kristaps 800: }
1.9 kristaps 801:
802:
803: static void
804: ps_setfont(struct termp *p, enum termfont f)
805: {
806:
1.16 kristaps 807: assert(f < TERMFONT__MAX);
1.13 kristaps 808: ps_printf(p, "/%s 10 selectfont\n", fonts[(int)f].name);
1.9 kristaps 809: p->engine.ps.lastf = f;
810: }
811:
1.11 kristaps 812:
1.12 kristaps 813: /* ARGSUSED */
1.11 kristaps 814: static size_t
815: ps_width(const struct termp *p, char c)
816: {
817:
1.14 kristaps 818: if (c <= 32 || c - 32 >= MAXCHAR)
1.18 ! kristaps 819: return(fonts[(int)TERMFONT_NONE].gly[0].wx);
1.14 kristaps 820:
821: c -= 32;
1.18 ! kristaps 822: return(fonts[(int)TERMFONT_NONE].gly[(int)c].wx);
1.11 kristaps 823: }
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