Annotation of mandoc/term_ps.c, Revision 1.17
1.17 ! kristaps 1: /* $Id: term_ps.c,v 1.16 2010/06/29 14:18:05 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;
1.16 kristaps 380: size_t pagex, pagey, margin;
1.17 ! kristaps 381: const char *toks[2];
! 382: char *v;
1.1 kristaps 383:
384: if (NULL == (p = term_alloc(TERMENC_ASCII)))
385: return(NULL);
386:
1.17 ! kristaps 387: /* Default is USA letter. */
1.16 kristaps 388: pagex = 612;
389: pagey = 792;
390: margin = 72;
1.15 kristaps 391:
1.1 kristaps 392: p->type = TERMTYPE_PS;
1.2 kristaps 393: p->letter = ps_letter;
394: p->begin = ps_begin;
395: p->end = ps_end;
396: p->advance = ps_advance;
397: p->endline = ps_endline;
1.11 kristaps 398: p->width = ps_width;
1.17 ! kristaps 399:
! 400: toks[0] = "paper";
! 401: toks[1] = NULL;
! 402:
! 403: while (outopts && *outopts)
! 404: switch (getsubopt(&outopts, UNCONST(toks), &v)) {
! 405: case (0):
! 406: if (0 == strcasecmp(v, "a4")) {
! 407: pagex = 595;
! 408: pagey = 842;
! 409: } else if (0 == strcasecmp(v, "letter")) {
! 410: pagex = 612;
! 411: pagey = 792;
! 412: }
! 413: break;
! 414: default:
! 415: break;
! 416: }
1.16 kristaps 417:
418: assert(margin * 2 < pagex);
419: assert(margin * 2 < pagey);
420:
421: p->engine.ps.width = pagex;
422: p->engine.ps.height = pagey;
423: p->engine.ps.header = pagey - (margin / 2);
424: p->engine.ps.top = pagey - margin;
425: p->engine.ps.footer = (margin / 2);
426: p->engine.ps.bottom = margin;
427: p->engine.ps.left = margin;
428: p->engine.ps.lineheight = 12;
429:
430: p->defrmargin = pagex - (margin * 2);
1.1 kristaps 431: return(p);
432: }
433:
434:
435: void
436: ps_free(void *arg)
437: {
1.4 kristaps 438: struct termp *p;
439:
440: p = (struct termp *)arg;
441:
442: if (p->engine.ps.psmarg)
443: free(p->engine.ps.psmarg);
444:
445: term_free(p);
446: }
447:
448:
449: static void
450: ps_printf(struct termp *p, const char *fmt, ...)
451: {
452: va_list ap;
453: int pos;
454:
455: va_start(ap, fmt);
456:
457: /*
458: * If we're running in regular mode, then pipe directly into
459: * vprintf(). If we're processing margins, then push the data
460: * into our growable margin buffer.
461: */
1.1 kristaps 462:
1.4 kristaps 463: if ( ! (PS_MARGINS & p->engine.ps.psstate)) {
464: vprintf(fmt, ap);
465: va_end(ap);
466: return;
467: }
468:
469: /*
470: * XXX: I assume that the in-margin print won't exceed
471: * PS_BUFSLOP (128 bytes), which is reasonable but still an
472: * assumption that will cause pukeage if it's not the case.
473: */
474:
475: PS_GROWBUF(p, PS_BUFSLOP);
476:
477: pos = (int)p->engine.ps.psmargcur;
478: vsnprintf(&p->engine.ps.psmarg[pos], PS_BUFSLOP, fmt, ap);
479: p->engine.ps.psmargcur = strlen(p->engine.ps.psmarg);
1.5 kristaps 480:
481: va_end(ap);
1.4 kristaps 482: }
483:
484:
485: static void
486: ps_putchar(struct termp *p, char c)
487: {
488: int pos;
489:
490: /* See ps_printf(). */
491:
492: if ( ! (PS_MARGINS & p->engine.ps.psstate)) {
493: putchar(c);
494: return;
495: }
496:
497: PS_GROWBUF(p, 2);
498:
499: pos = (int)p->engine.ps.psmargcur++;
1.5 kristaps 500: p->engine.ps.psmarg[pos++] = c;
1.4 kristaps 501: p->engine.ps.psmarg[pos] = '\0';
1.2 kristaps 502: }
503:
504:
1.3 kristaps 505: /* ARGSUSED */
1.2 kristaps 506: static void
507: ps_end(struct termp *p)
508: {
509:
1.4 kristaps 510: /*
511: * At the end of the file, do one last showpage. This is the
512: * same behaviour as groff(1) and works for multiple pages as
513: * well as just one.
514: */
515:
1.8 kristaps 516: assert(0 == p->engine.ps.psstate);
517: assert('\0' == p->engine.ps.last);
1.4 kristaps 518: assert(p->engine.ps.psmarg && p->engine.ps.psmarg[0]);
519: printf("%s", p->engine.ps.psmarg);
1.16 kristaps 520: p->engine.ps.pages++;
1.4 kristaps 521: printf("showpage\n");
1.16 kristaps 522:
523: printf("%%%%Trailer\n");
524: printf("%%%%Pages: %zu\n", p->engine.ps.pages);
525: printf("%%%%EOF\n");
1.2 kristaps 526: }
527:
528:
529: static void
530: ps_begin(struct termp *p)
531: {
1.13 kristaps 532: time_t t;
1.16 kristaps 533: int i;
1.2 kristaps 534:
1.9 kristaps 535: /*
536: * Print margins into margin buffer. Nothing gets output to the
537: * screen yet, so we don't need to initialise the primary state.
1.2 kristaps 538: */
539:
1.4 kristaps 540: if (p->engine.ps.psmarg) {
541: assert(p->engine.ps.psmargsz);
542: p->engine.ps.psmarg[0] = '\0';
543: }
544:
545: p->engine.ps.psmargcur = 0;
1.9 kristaps 546: p->engine.ps.psstate = PS_MARGINS;
1.16 kristaps 547: p->engine.ps.pscol = p->engine.ps.left;
548: p->engine.ps.psrow = p->engine.ps.header;
1.4 kristaps 549:
1.9 kristaps 550: ps_setfont(p, TERMFONT_NONE);
1.4 kristaps 551:
552: (*p->headf)(p, p->argf);
553: (*p->endline)(p);
554:
1.16 kristaps 555: p->engine.ps.pscol = p->engine.ps.left;
556: p->engine.ps.psrow = p->engine.ps.footer;
1.4 kristaps 557:
558: (*p->footf)(p, p->argf);
559: (*p->endline)(p);
560:
561: p->engine.ps.psstate &= ~PS_MARGINS;
1.9 kristaps 562:
1.4 kristaps 563: assert(0 == p->engine.ps.psstate);
1.9 kristaps 564: assert(p->engine.ps.psmarg);
565: assert('\0' != p->engine.ps.psmarg[0]);
566:
567: /*
568: * Print header and initialise page state. Following this,
569: * stuff gets printed to the screen, so make sure we're sane.
570: */
1.4 kristaps 571:
1.13 kristaps 572: t = time(NULL);
573:
1.16 kristaps 574: printf("%%!PS-Adobe-3.0\n");
1.13 kristaps 575: printf("%%%%Creator: mandoc-%s\n", VERSION);
576: printf("%%%%CreationDate: %s", ctime(&t));
1.16 kristaps 577: printf("%%%%DocumentData: Clean7Bit\n");
578: printf("%%%%Orientation: Portrait\n");
579: printf("%%%%Pages: (atend)\n");
1.13 kristaps 580: printf("%%%%PageOrder: Ascend\n");
581: printf("%%%%Orientation: Portrait\n");
1.16 kristaps 582: printf("%%%%DocumentMedia: Default %zu %zu 0 () ()\n",
583: p->engine.ps.width,
584: p->engine.ps.height);
585: printf("%%%%DocumentNeededResources: font");
586: for (i = 0; i < (int)TERMFONT__MAX; i++)
587: printf(" %s", fonts[i].name);
588: printf("\n%%%%EndComments\n");
589:
590: printf("%%%%Page: %zu %zu\n",
591: p->engine.ps.pages + 1,
592: p->engine.ps.pages + 1);
1.13 kristaps 593:
1.9 kristaps 594: ps_setfont(p, TERMFONT_NONE);
1.16 kristaps 595: p->engine.ps.pscol = p->engine.ps.left;
596: p->engine.ps.psrow = p->engine.ps.top;
1.2 kristaps 597: }
598:
599:
600: static void
1.13 kristaps 601: ps_pletter(struct termp *p, int c)
1.2 kristaps 602: {
1.14 kristaps 603: int f;
1.2 kristaps 604:
1.9 kristaps 605: /*
606: * If we're not in a PostScript "word" context, then open one
607: * now at the current cursor.
608: */
609:
1.2 kristaps 610: if ( ! (PS_INLINE & p->engine.ps.psstate)) {
1.4 kristaps 611: ps_printf(p, "%zu %zu moveto\n(",
1.2 kristaps 612: p->engine.ps.pscol,
613: p->engine.ps.psrow);
614: p->engine.ps.psstate |= PS_INLINE;
615: }
616:
617: /*
618: * We need to escape these characters as per the PostScript
619: * specification. We would also escape non-graphable characters
620: * (like tabs), but none of them would get to this point and
621: * it's superfluous to abort() on them.
622: */
623:
624: switch (c) {
625: case ('('):
626: /* FALLTHROUGH */
627: case (')'):
628: /* FALLTHROUGH */
629: case ('\\'):
1.4 kristaps 630: ps_putchar(p, '\\');
1.2 kristaps 631: break;
632: default:
633: break;
634: }
635:
636: /* Write the character and adjust where we are on the page. */
1.9 kristaps 637:
1.14 kristaps 638: f = (int)p->engine.ps.lastf;
1.13 kristaps 639:
1.14 kristaps 640: if (c <= 32 || (c - 32 > MAXCHAR)) {
1.13 kristaps 641: ps_putchar(p, ' ');
1.14 kristaps 642: p->engine.ps.pscol += (fonts[f].gly[0].wx / 100);
1.13 kristaps 643: return;
644: }
645:
1.4 kristaps 646: ps_putchar(p, c);
1.14 kristaps 647: c -= 32;
648: p->engine.ps.pscol += (fonts[f].gly[c].wx / 100);
1.2 kristaps 649: }
650:
651:
652: static void
1.9 kristaps 653: ps_pclose(struct termp *p)
654: {
655:
656: /*
657: * Spit out that we're exiting a word context (this is a
658: * "partial close" because we don't check the last-char buffer
659: * or anything).
660: */
661:
662: if ( ! (PS_INLINE & p->engine.ps.psstate))
663: return;
664:
665: ps_printf(p, ") show\n");
666: p->engine.ps.psstate &= ~PS_INLINE;
667: }
668:
669:
670: static void
671: ps_fclose(struct termp *p)
672: {
673:
674: /*
675: * Strong closure: if we have a last-char, spit it out after
676: * checking that we're in the right font mode. This will of
677: * course open a new scope, if applicable.
678: *
679: * Following this, close out any scope that's open.
680: */
681:
682: if ('\0' != p->engine.ps.last) {
683: if (p->engine.ps.lastf != TERMFONT_NONE) {
684: ps_pclose(p);
685: ps_setfont(p, TERMFONT_NONE);
686: }
687: ps_pletter(p, p->engine.ps.last);
688: p->engine.ps.last = '\0';
689: }
690:
691: if ( ! (PS_INLINE & p->engine.ps.psstate))
692: return;
693:
694: ps_pclose(p);
695: }
696:
697:
698: static void
1.8 kristaps 699: ps_letter(struct termp *p, char c)
700: {
701: char cc;
1.9 kristaps 702:
703: /*
704: * State machine dictates whether to buffer the last character
705: * or not. Basically, encoded words are detected by checking if
706: * we're an "8" and switching on the buffer. Then we put "8" in
707: * our buffer, and on the next charater, flush both character
708: * and buffer. Thus, "regular" words are detected by having a
709: * regular character and a regular buffer character.
710: */
711:
1.8 kristaps 712: if ('\0' == p->engine.ps.last) {
713: assert(8 != c);
714: p->engine.ps.last = c;
715: return;
716: } else if (8 == p->engine.ps.last) {
717: assert(8 != c);
1.9 kristaps 718: p->engine.ps.last = '\0';
1.8 kristaps 719: } else if (8 == c) {
720: assert(8 != p->engine.ps.last);
1.9 kristaps 721: if ('_' == p->engine.ps.last) {
722: if (p->engine.ps.lastf != TERMFONT_UNDER) {
723: ps_pclose(p);
724: ps_setfont(p, TERMFONT_UNDER);
725: }
726: } else if (p->engine.ps.lastf != TERMFONT_BOLD) {
727: ps_pclose(p);
728: ps_setfont(p, TERMFONT_BOLD);
729: }
1.8 kristaps 730: p->engine.ps.last = c;
731: return;
732: } else {
1.9 kristaps 733: if (p->engine.ps.lastf != TERMFONT_NONE) {
734: ps_pclose(p);
735: ps_setfont(p, TERMFONT_NONE);
736: }
1.8 kristaps 737: cc = p->engine.ps.last;
738: p->engine.ps.last = c;
739: c = cc;
740: }
741:
1.9 kristaps 742: ps_pletter(p, c);
1.8 kristaps 743: }
744:
745:
746: static void
1.2 kristaps 747: ps_advance(struct termp *p, size_t len)
748: {
749:
1.9 kristaps 750: /*
751: * Advance some spaces. This can probably be made smarter,
752: * i.e., to have multiple space-separated words in the same
753: * scope, but this is easier: just close out the current scope
754: * and readjust our column settings.
755: */
1.8 kristaps 756:
1.9 kristaps 757: ps_fclose(p);
1.14 kristaps 758: p->engine.ps.pscol += len;
1.2 kristaps 759: }
760:
761:
762: static void
763: ps_endline(struct termp *p)
764: {
1.8 kristaps 765:
1.9 kristaps 766: /* Close out any scopes we have open: we're at eoln. */
767:
768: ps_fclose(p);
1.2 kristaps 769:
1.9 kristaps 770: /*
771: * If we're in the margin, don't try to recalculate our current
772: * row. XXX: if the column tries to be fancy with multiple
773: * lines, we'll do nasty stuff.
774: */
1.2 kristaps 775:
776: if (PS_MARGINS & p->engine.ps.psstate)
777: return;
778:
1.9 kristaps 779: /*
780: * Put us down a line. If we're at the page bottom, spit out a
781: * showpage and restart our row.
782: */
783:
1.16 kristaps 784: p->engine.ps.pscol = p->engine.ps.left;
785: if (p->engine.ps.psrow >= p->engine.ps.lineheight +
786: p->engine.ps.bottom) {
787: p->engine.ps.psrow -= p->engine.ps.lineheight;
1.2 kristaps 788: return;
789: }
790:
1.4 kristaps 791: assert(p->engine.ps.psmarg && p->engine.ps.psmarg[0]);
792: printf("%s", p->engine.ps.psmarg);
1.16 kristaps 793: printf("%%%%Page: %zu %zu\n",
794: p->engine.ps.pages + 1,
795: p->engine.ps.pages + 1);
1.2 kristaps 796: printf("showpage\n");
1.16 kristaps 797: p->engine.ps.pages++;
798: p->engine.ps.psrow = p->engine.ps.top;
1.1 kristaps 799: }
1.9 kristaps 800:
801:
802: static void
803: ps_setfont(struct termp *p, enum termfont f)
804: {
805:
1.16 kristaps 806: assert(f < TERMFONT__MAX);
1.13 kristaps 807: ps_printf(p, "/%s 10 selectfont\n", fonts[(int)f].name);
1.9 kristaps 808: p->engine.ps.lastf = f;
809: }
810:
1.11 kristaps 811:
1.12 kristaps 812: /* ARGSUSED */
1.11 kristaps 813: static size_t
814: ps_width(const struct termp *p, char c)
815: {
816:
1.14 kristaps 817: if (c <= 32 || c - 32 >= MAXCHAR)
818: return(fonts[(int)TERMFONT_NONE].gly[0].wx / 100);
819:
820: c -= 32;
821: return(fonts[(int)TERMFONT_NONE].gly[(int)c].wx / 100);
1.11 kristaps 822: }
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