Annotation of mandoc/man_html.c, Revision 1.54
1.54 ! kristaps 1: /* $Id: man_html.c,v 1.53 2010/12/15 17:19:41 kristaps Exp $ */
1.1 kristaps 2: /*
1.42 schwarze 3: * Copyright (c) 2008, 2009, 2010 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: */
1.25 kristaps 17: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.1 kristaps 21: #include <sys/types.h>
22:
1.5 kristaps 23: #include <assert.h>
24: #include <ctype.h>
1.2 kristaps 25: #include <stdio.h>
1.1 kristaps 26: #include <stdlib.h>
1.4 kristaps 27: #include <string.h>
1.1 kristaps 28:
1.35 kristaps 29: #include "mandoc.h"
1.7 kristaps 30: #include "out.h"
1.1 kristaps 31: #include "html.h"
32: #include "man.h"
1.10 kristaps 33: #include "main.h"
1.1 kristaps 34:
1.6 kristaps 35: /* TODO: preserve ident widths. */
1.13 kristaps 36: /* FIXME: have PD set the default vspace width. */
1.6 kristaps 37:
38: #define INDENT 5
1.4 kristaps 39: #define HALFINDENT 3
40:
1.3 kristaps 41: #define MAN_ARGS const struct man_meta *m, \
42: const struct man_node *n, \
1.45 kristaps 43: struct mhtml *mh, \
1.3 kristaps 44: struct html *h
45:
1.45 kristaps 46: struct mhtml {
47: int fl;
48: #define MANH_LITERAL (1 << 0) /* literal context */
49: };
50:
1.3 kristaps 51: struct htmlman {
52: int (*pre)(MAN_ARGS);
53: int (*post)(MAN_ARGS);
54: };
55:
56: static void print_man(MAN_ARGS);
57: static void print_man_head(MAN_ARGS);
1.4 kristaps 58: static void print_man_nodelist(MAN_ARGS);
59: static void print_man_node(MAN_ARGS);
1.3 kristaps 60:
1.7 kristaps 61: static int a2width(const struct man_node *,
62: struct roffsu *);
1.5 kristaps 63:
1.8 kristaps 64: static int man_alt_pre(MAN_ARGS);
1.4 kristaps 65: static int man_br_pre(MAN_ARGS);
1.8 kristaps 66: static int man_ign_pre(MAN_ARGS);
1.45 kristaps 67: static int man_in_pre(MAN_ARGS);
68: static int man_literal_pre(MAN_ARGS);
1.8 kristaps 69: static void man_root_post(MAN_ARGS);
70: static int man_root_pre(MAN_ARGS);
71: static int man_B_pre(MAN_ARGS);
1.6 kristaps 72: static int man_HP_pre(MAN_ARGS);
1.8 kristaps 73: static int man_I_pre(MAN_ARGS);
1.5 kristaps 74: static int man_IP_pre(MAN_ARGS);
1.4 kristaps 75: static int man_PP_pre(MAN_ARGS);
1.9 kristaps 76: static int man_RS_pre(MAN_ARGS);
1.8 kristaps 77: static int man_SB_pre(MAN_ARGS);
1.4 kristaps 78: static int man_SH_pre(MAN_ARGS);
1.8 kristaps 79: static int man_SM_pre(MAN_ARGS);
1.4 kristaps 80: static int man_SS_pre(MAN_ARGS);
81:
1.3 kristaps 82: static const struct htmlman mans[MAN_MAX] = {
1.4 kristaps 83: { man_br_pre, NULL }, /* br */
1.3 kristaps 84: { NULL, NULL }, /* TH */
1.4 kristaps 85: { man_SH_pre, NULL }, /* SH */
86: { man_SS_pre, NULL }, /* SS */
1.6 kristaps 87: { man_IP_pre, NULL }, /* TP */
1.4 kristaps 88: { man_PP_pre, NULL }, /* LP */
89: { man_PP_pre, NULL }, /* PP */
90: { man_PP_pre, NULL }, /* P */
1.5 kristaps 91: { man_IP_pre, NULL }, /* IP */
1.6 kristaps 92: { man_HP_pre, NULL }, /* HP */
1.8 kristaps 93: { man_SM_pre, NULL }, /* SM */
94: { man_SB_pre, NULL }, /* SB */
95: { man_alt_pre, NULL }, /* BI */
96: { man_alt_pre, NULL }, /* IB */
97: { man_alt_pre, NULL }, /* BR */
98: { man_alt_pre, NULL }, /* RB */
1.3 kristaps 99: { NULL, NULL }, /* R */
1.8 kristaps 100: { man_B_pre, NULL }, /* B */
101: { man_I_pre, NULL }, /* I */
102: { man_alt_pre, NULL }, /* IR */
103: { man_alt_pre, NULL }, /* RI */
1.3 kristaps 104: { NULL, NULL }, /* na */
1.4 kristaps 105: { man_br_pre, NULL }, /* sp */
1.45 kristaps 106: { man_literal_pre, NULL }, /* nf */
107: { man_literal_pre, NULL }, /* fi */
1.3 kristaps 108: { NULL, NULL }, /* RE */
1.9 kristaps 109: { man_RS_pre, NULL }, /* RS */
1.8 kristaps 110: { man_ign_pre, NULL }, /* DT */
111: { man_ign_pre, NULL }, /* UC */
1.13 kristaps 112: { man_ign_pre, NULL }, /* PD */
1.34 joerg 113: { man_ign_pre, NULL }, /* AT */
1.45 kristaps 114: { man_in_pre, NULL }, /* in */
1.51 kristaps 115: { man_ign_pre, NULL }, /* ft */
1.3 kristaps 116: };
117:
1.1 kristaps 118:
119: void
120: html_man(void *arg, const struct man *m)
121: {
1.3 kristaps 122: struct html *h;
123: struct tag *t;
1.45 kristaps 124: struct mhtml mh;
1.3 kristaps 125:
126: h = (struct html *)arg;
127:
1.26 kristaps 128: print_gen_decls(h);
1.3 kristaps 129:
1.45 kristaps 130: memset(&mh, 0, sizeof(struct mhtml));
131:
1.3 kristaps 132: t = print_otag(h, TAG_HTML, 0, NULL);
1.45 kristaps 133: print_man(man_meta(m), man_node(m), &mh, h);
1.3 kristaps 134: print_tagq(h, t);
135:
136: printf("\n");
137: }
138:
139:
140: static void
141: print_man(MAN_ARGS)
142: {
143: struct tag *t;
144:
145: t = print_otag(h, TAG_HEAD, 0, NULL);
1.45 kristaps 146: print_man_head(m, n, mh, h);
1.3 kristaps 147: print_tagq(h, t);
1.53 kristaps 148:
1.3 kristaps 149: t = print_otag(h, TAG_BODY, 0, NULL);
1.45 kristaps 150: print_man_nodelist(m, n, mh, h);
1.3 kristaps 151: print_tagq(h, t);
152: }
153:
154:
155: /* ARGSUSED */
156: static void
157: print_man_head(MAN_ARGS)
158: {
159:
160: print_gen_head(h);
161: bufinit(h);
1.31 kristaps 162: buffmt(h, "%s(%s)", m->title, m->msec);
1.3 kristaps 163:
164: print_otag(h, TAG_TITLE, 0, NULL);
165: print_text(h, h->buf);
1.1 kristaps 166: }
1.4 kristaps 167:
168:
169: static void
170: print_man_nodelist(MAN_ARGS)
171: {
172:
1.45 kristaps 173: print_man_node(m, n, mh, h);
1.4 kristaps 174: if (n->next)
1.45 kristaps 175: print_man_nodelist(m, n->next, mh, h);
1.4 kristaps 176: }
177:
178:
179: static void
180: print_man_node(MAN_ARGS)
181: {
182: int child;
183: struct tag *t;
184:
185: child = 1;
1.14 kristaps 186: t = h->tags.head;
1.4 kristaps 187:
188: bufinit(h);
189:
1.28 kristaps 190: /*
191: * FIXME: embedded elements within next-line scopes (e.g., `br'
192: * within an empty `B') will cause formatting to be forgotten
193: * due to scope closing out.
194: */
195:
1.4 kristaps 196: switch (n->type) {
197: case (MAN_ROOT):
1.45 kristaps 198: child = man_root_pre(m, n, mh, h);
1.4 kristaps 199: break;
200: case (MAN_TEXT):
201: print_text(h, n->string);
1.45 kristaps 202:
203: if (MANH_LITERAL & mh->fl)
204: print_otag(h, TAG_BR, 0, NULL);
205:
1.19 kristaps 206: return;
1.4 kristaps 207: default:
1.21 kristaps 208: /*
209: * Close out scope of font prior to opening a macro
210: * scope. Assert that the metafont is on the top of the
211: * stack (it's never nested).
212: */
1.20 kristaps 213: if (h->metaf) {
214: assert(h->metaf == t);
215: print_tagq(h, h->metaf);
1.21 kristaps 216: assert(NULL == h->metaf);
1.20 kristaps 217: t = h->tags.head;
218: }
1.4 kristaps 219: if (mans[n->tok].pre)
1.45 kristaps 220: child = (*mans[n->tok].pre)(m, n, mh, h);
1.4 kristaps 221: break;
222: }
223:
1.21 kristaps 224: if (child && n->child)
1.45 kristaps 225: print_man_nodelist(m, n->child, mh, h);
1.21 kristaps 226:
1.24 kristaps 227: /* This will automatically close out any font scope. */
1.4 kristaps 228: print_stagq(h, t);
229:
230: bufinit(h);
231:
232: switch (n->type) {
233: case (MAN_ROOT):
1.45 kristaps 234: man_root_post(m, n, mh, h);
1.4 kristaps 235: break;
236: case (MAN_TEXT):
237: break;
238: default:
239: if (mans[n->tok].post)
1.45 kristaps 240: (*mans[n->tok].post)(m, n, mh, h);
1.4 kristaps 241: break;
242: }
243: }
244:
245:
1.5 kristaps 246: static int
1.7 kristaps 247: a2width(const struct man_node *n, struct roffsu *su)
1.5 kristaps 248: {
249:
1.6 kristaps 250: if (MAN_TEXT != n->type)
1.7 kristaps 251: return(0);
1.11 kristaps 252: if (a2roffsu(n->string, su, SCALE_BU))
1.7 kristaps 253: return(1);
1.5 kristaps 254:
1.7 kristaps 255: return(0);
1.5 kristaps 256: }
257:
258:
1.40 kristaps 259: /* ARGSUSED */
1.4 kristaps 260: static int
261: man_root_pre(MAN_ARGS)
262: {
1.15 kristaps 263: struct htmlpair tag[3];
1.4 kristaps 264: struct tag *t, *tt;
265: char b[BUFSIZ], title[BUFSIZ];
266:
267: b[0] = 0;
268: if (m->vol)
269: (void)strlcat(b, m->vol, BUFSIZ);
270:
1.31 kristaps 271: snprintf(title, BUFSIZ - 1, "%s(%s)", m->title, m->msec);
1.4 kristaps 272:
1.7 kristaps 273: PAIR_CLASS_INIT(&tag[0], "header");
274: bufcat_style(h, "width", "100%");
275: PAIR_STYLE_INIT(&tag[1], h);
1.15 kristaps 276: PAIR_SUMMARY_INIT(&tag[2], "header");
277:
278: t = print_otag(h, TAG_TABLE, 3, tag);
1.4 kristaps 279: tt = print_otag(h, TAG_TR, 0, NULL);
280:
1.7 kristaps 281: bufinit(h);
282: bufcat_style(h, "width", "10%");
283: PAIR_STYLE_INIT(&tag[0], h);
1.4 kristaps 284: print_otag(h, TAG_TD, 1, tag);
285: print_text(h, title);
286: print_stagq(h, tt);
287:
1.7 kristaps 288: bufinit(h);
289: bufcat_style(h, "width", "80%");
290: bufcat_style(h, "white-space", "nowrap");
291: bufcat_style(h, "text-align", "center");
292: PAIR_STYLE_INIT(&tag[0], h);
1.4 kristaps 293: print_otag(h, TAG_TD, 1, tag);
294: print_text(h, b);
295: print_stagq(h, tt);
296:
1.7 kristaps 297: bufinit(h);
298: bufcat_style(h, "width", "10%");
299: bufcat_style(h, "text-align", "right");
300: PAIR_STYLE_INIT(&tag[0], h);
1.4 kristaps 301: print_otag(h, TAG_TD, 1, tag);
302: print_text(h, title);
303: print_tagq(h, t);
304: return(1);
305: }
306:
307:
308: /* ARGSUSED */
309: static void
310: man_root_post(MAN_ARGS)
311: {
1.15 kristaps 312: struct htmlpair tag[3];
1.4 kristaps 313: struct tag *t, *tt;
1.12 kristaps 314: char b[DATESIZ];
1.4 kristaps 315:
1.36 kristaps 316: if (m->rawdate)
317: strlcpy(b, m->rawdate, DATESIZ);
318: else
319: time2a(m->date, b, DATESIZ);
1.4 kristaps 320:
1.7 kristaps 321: PAIR_CLASS_INIT(&tag[0], "footer");
322: bufcat_style(h, "width", "100%");
323: PAIR_STYLE_INIT(&tag[1], h);
1.15 kristaps 324: PAIR_SUMMARY_INIT(&tag[2], "footer");
325:
326: t = print_otag(h, TAG_TABLE, 3, tag);
1.4 kristaps 327: tt = print_otag(h, TAG_TR, 0, NULL);
328:
1.7 kristaps 329: bufinit(h);
330: bufcat_style(h, "width", "50%");
331: PAIR_STYLE_INIT(&tag[0], h);
1.4 kristaps 332: print_otag(h, TAG_TD, 1, tag);
333: print_text(h, b);
334: print_stagq(h, tt);
335:
1.7 kristaps 336: bufinit(h);
337: bufcat_style(h, "width", "50%");
338: bufcat_style(h, "text-align", "right");
339: PAIR_STYLE_INIT(&tag[0], h);
1.4 kristaps 340: print_otag(h, TAG_TD, 1, tag);
341: if (m->source)
342: print_text(h, m->source);
343: print_tagq(h, t);
344: }
345:
346:
347:
348: /* ARGSUSED */
349: static int
350: man_br_pre(MAN_ARGS)
351: {
1.7 kristaps 352: struct roffsu su;
353: struct htmlpair tag;
1.4 kristaps 354:
1.7 kristaps 355: SCALE_VS_INIT(&su, 1);
356:
1.49 kristaps 357: if (MAN_sp == n->tok) {
1.29 kristaps 358: if (n->child)
359: a2roffsu(n->child->string, &su, SCALE_VS);
1.49 kristaps 360: } else
1.7 kristaps 361: su.scale = 0;
1.4 kristaps 362:
1.7 kristaps 363: bufcat_su(h, "height", &su);
364: PAIR_STYLE_INIT(&tag, h);
1.4 kristaps 365: print_otag(h, TAG_DIV, 1, &tag);
1.24 kristaps 366:
1.16 kristaps 367: /* So the div isn't empty: */
368: print_text(h, "\\~");
369:
1.7 kristaps 370: return(0);
1.4 kristaps 371: }
372:
373:
374: /* ARGSUSED */
375: static int
376: man_SH_pre(MAN_ARGS)
377: {
1.54 ! kristaps 378: struct htmlpair tag;
1.4 kristaps 379:
1.54 ! kristaps 380: if (MAN_BLOCK == n->type) {
! 381: PAIR_CLASS_INIT(&tag, "section");
! 382: print_otag(h, TAG_DIV, 1, &tag);
1.4 kristaps 383: return(1);
1.54 ! kristaps 384: } else if (MAN_BODY == n->type)
1.4 kristaps 385: return(1);
386:
1.54 ! kristaps 387: print_otag(h, TAG_H1, 0, NULL);
1.4 kristaps 388: return(1);
389: }
390:
391:
392: /* ARGSUSED */
393: static int
1.8 kristaps 394: man_alt_pre(MAN_ARGS)
395: {
396: const struct man_node *nn;
397: struct tag *t;
398: int i;
1.23 kristaps 399: enum htmlfont fp;
1.8 kristaps 400:
401: for (i = 0, nn = n->child; nn; nn = nn->next, i++) {
402: switch (n->tok) {
403: case (MAN_BI):
1.23 kristaps 404: fp = i % 2 ? HTMLFONT_ITALIC : HTMLFONT_BOLD;
1.8 kristaps 405: break;
406: case (MAN_IB):
1.23 kristaps 407: fp = i % 2 ? HTMLFONT_BOLD : HTMLFONT_ITALIC;
1.8 kristaps 408: break;
409: case (MAN_RI):
1.23 kristaps 410: fp = i % 2 ? HTMLFONT_ITALIC : HTMLFONT_NONE;
1.8 kristaps 411: break;
412: case (MAN_IR):
1.23 kristaps 413: fp = i % 2 ? HTMLFONT_NONE : HTMLFONT_ITALIC;
1.8 kristaps 414: break;
415: case (MAN_BR):
1.23 kristaps 416: fp = i % 2 ? HTMLFONT_NONE : HTMLFONT_BOLD;
1.8 kristaps 417: break;
418: case (MAN_RB):
1.23 kristaps 419: fp = i % 2 ? HTMLFONT_BOLD : HTMLFONT_NONE;
1.8 kristaps 420: break;
421: default:
422: abort();
423: /* NOTREACHED */
424: }
425:
426: if (i)
427: h->flags |= HTML_NOSPACE;
428:
1.24 kristaps 429: /*
430: * Open and close the scope with each argument, so that
431: * internal \f escapes, which are common, are also
432: * closed out with the scope.
433: */
1.23 kristaps 434: t = print_ofont(h, fp);
1.45 kristaps 435: print_man_node(m, nn, mh, h);
1.21 kristaps 436: print_tagq(h, t);
1.8 kristaps 437: }
438:
439: return(0);
440: }
441:
442:
443: /* ARGSUSED */
444: static int
445: man_SB_pre(MAN_ARGS)
446: {
447: struct htmlpair tag;
448:
1.23 kristaps 449: /* FIXME: print_ofont(). */
1.8 kristaps 450: PAIR_CLASS_INIT(&tag, "small bold");
451: print_otag(h, TAG_SPAN, 1, &tag);
452: return(1);
453: }
454:
455:
456: /* ARGSUSED */
457: static int
458: man_SM_pre(MAN_ARGS)
459: {
460: struct htmlpair tag;
461:
462: PAIR_CLASS_INIT(&tag, "small");
463: print_otag(h, TAG_SPAN, 1, &tag);
464: return(1);
465: }
466:
467:
468: /* ARGSUSED */
469: static int
1.4 kristaps 470: man_SS_pre(MAN_ARGS)
471: {
1.54 ! kristaps 472: struct htmlpair tag;
1.4 kristaps 473:
1.54 ! kristaps 474: if (MAN_BLOCK == n->type) {
! 475: PAIR_CLASS_INIT(&tag, "subsection");
! 476: print_otag(h, TAG_DIV, 1, &tag);
1.4 kristaps 477: return(1);
1.54 ! kristaps 478: } else if (MAN_BODY == n->type)
1.4 kristaps 479: return(1);
480:
1.54 ! kristaps 481: print_otag(h, TAG_H2, 0, NULL);
1.4 kristaps 482: return(1);
483: }
484:
485:
486: /* ARGSUSED */
487: static int
488: man_PP_pre(MAN_ARGS)
489: {
1.5 kristaps 490: struct htmlpair tag;
1.7 kristaps 491: struct roffsu su;
1.5 kristaps 492: int i;
1.4 kristaps 493:
1.47 kristaps 494: if (MAN_BODY == n->type)
1.4 kristaps 495: return(1);
1.47 kristaps 496: if (MAN_HEAD == n->type)
497: return(0);
1.4 kristaps 498:
1.5 kristaps 499: i = 0;
500:
1.22 kristaps 501: if (MAN_ROOT == n->parent->type) {
1.7 kristaps 502: SCALE_HS_INIT(&su, INDENT);
503: bufcat_su(h, "margin-left", &su);
1.22 kristaps 504: i = 1;
1.5 kristaps 505: }
1.22 kristaps 506: if (n->prev) {
1.7 kristaps 507: SCALE_VS_INIT(&su, 1);
1.22 kristaps 508: bufcat_su(h, "margin-top", &su);
509: i = 1;
1.5 kristaps 510: }
1.4 kristaps 511:
1.7 kristaps 512: PAIR_STYLE_INIT(&tag, h);
1.22 kristaps 513: print_otag(h, TAG_DIV, i, &tag);
1.47 kristaps 514:
1.5 kristaps 515: return(1);
516: }
517:
518:
519: /* ARGSUSED */
520: static int
521: man_IP_pre(MAN_ARGS)
522: {
1.7 kristaps 523: struct roffsu su;
1.5 kristaps 524: struct htmlpair tag;
525: const struct man_node *nn;
1.7 kristaps 526: int width;
1.5 kristaps 527:
1.7 kristaps 528: /*
529: * This scattering of 1-BU margins and pads is to make sure that
530: * when text overruns its box, the subsequent text isn't flush
531: * up against it. However, the rest of the right-hand box must
532: * also be adjusted in consideration of this 1-BU space.
533: */
534:
535: if (MAN_BODY == n->type) {
536: SCALE_HS_INIT(&su, INDENT);
537: bufcat_su(h, "margin-left", &su);
538: PAIR_STYLE_INIT(&tag, h);
539: print_otag(h, TAG_DIV, 1, &tag);
1.6 kristaps 540: return(1);
541: }
542:
543: nn = MAN_BLOCK == n->type ?
544: n->head->child : n->parent->head->child;
545:
1.7 kristaps 546: SCALE_HS_INIT(&su, INDENT);
547: width = 0;
1.6 kristaps 548:
1.28 kristaps 549: /* Width is the last token. */
550:
1.7 kristaps 551: if (MAN_IP == n->tok && NULL != nn)
1.5 kristaps 552: if (NULL != (nn = nn->next)) {
553: for ( ; nn->next; nn = nn->next)
554: /* Do nothing. */ ;
1.7 kristaps 555: width = a2width(nn, &su);
1.5 kristaps 556: }
557:
1.28 kristaps 558: /* Width is the first token. */
559:
1.27 kristaps 560: if (MAN_TP == n->tok && NULL != nn) {
1.28 kristaps 561: /* Skip past non-text children. */
1.27 kristaps 562: while (nn && MAN_TEXT != nn->type)
563: nn = nn->next;
1.28 kristaps 564: if (nn)
565: width = a2width(nn, &su);
1.27 kristaps 566: }
1.7 kristaps 567:
1.5 kristaps 568: if (MAN_BLOCK == n->type) {
1.7 kristaps 569: bufcat_su(h, "margin-left", &su);
1.9 kristaps 570: SCALE_VS_INIT(&su, 1);
571: bufcat_su(h, "margin-top", &su);
1.7 kristaps 572: bufcat_style(h, "clear", "both");
573: PAIR_STYLE_INIT(&tag, h);
1.5 kristaps 574: print_otag(h, TAG_DIV, 1, &tag);
575: return(1);
1.6 kristaps 576: }
577:
1.7 kristaps 578: bufcat_su(h, "min-width", &su);
579: SCALE_INVERT(&su);
580: bufcat_su(h, "margin-left", &su);
581: SCALE_HS_INIT(&su, 1);
582: bufcat_su(h, "margin-right", &su);
583: bufcat_style(h, "clear", "left");
1.6 kristaps 584:
585: if (n->next && n->next->child)
1.7 kristaps 586: bufcat_style(h, "float", "left");
1.6 kristaps 587:
1.7 kristaps 588: PAIR_STYLE_INIT(&tag, h);
1.6 kristaps 589: print_otag(h, TAG_DIV, 1, &tag);
590:
1.28 kristaps 591: /*
592: * Without a length string, we can print all of our children.
593: */
1.7 kristaps 594:
595: if ( ! width)
1.6 kristaps 596: return(1);
1.27 kristaps 597:
1.28 kristaps 598: /*
599: * When a length has been specified, we need to carefully print
600: * our child context: IP gets all children printed but the last
601: * (the width), while TP gets all children printed but the first
602: * (the width).
603: */
1.6 kristaps 604:
1.7 kristaps 605: if (MAN_IP == n->tok)
606: for (nn = n->child; nn->next; nn = nn->next)
1.45 kristaps 607: print_man_node(m, nn, mh, h);
1.7 kristaps 608: if (MAN_TP == n->tok)
609: for (nn = n->child->next; nn; nn = nn->next)
1.45 kristaps 610: print_man_node(m, nn, mh, h);
1.6 kristaps 611:
612: return(0);
613: }
614:
615:
616: /* ARGSUSED */
617: static int
618: man_HP_pre(MAN_ARGS)
619: {
620: const struct man_node *nn;
621: struct htmlpair tag;
1.7 kristaps 622: struct roffsu su;
1.6 kristaps 623:
624: if (MAN_HEAD == n->type)
625: return(0);
626:
627: nn = MAN_BLOCK == n->type ?
628: n->head->child : n->parent->head->child;
629:
1.7 kristaps 630: SCALE_HS_INIT(&su, INDENT);
1.6 kristaps 631:
632: if (NULL != nn)
1.7 kristaps 633: (void)a2width(nn, &su);
1.6 kristaps 634:
635: if (MAN_BLOCK == n->type) {
1.7 kristaps 636: bufcat_su(h, "margin-left", &su);
1.9 kristaps 637: SCALE_VS_INIT(&su, 1);
638: bufcat_su(h, "margin-top", &su);
1.7 kristaps 639: bufcat_style(h, "clear", "both");
640: PAIR_STYLE_INIT(&tag, h);
1.5 kristaps 641: print_otag(h, TAG_DIV, 1, &tag);
1.6 kristaps 642: return(1);
643: }
1.5 kristaps 644:
1.7 kristaps 645: bufcat_su(h, "margin-left", &su);
646: SCALE_INVERT(&su);
647: bufcat_su(h, "text-indent", &su);
1.5 kristaps 648:
1.7 kristaps 649: PAIR_STYLE_INIT(&tag, h);
1.6 kristaps 650: print_otag(h, TAG_DIV, 1, &tag);
1.4 kristaps 651: return(1);
652: }
1.6 kristaps 653:
1.8 kristaps 654:
655: /* ARGSUSED */
656: static int
657: man_B_pre(MAN_ARGS)
658: {
659:
1.23 kristaps 660: print_ofont(h, HTMLFONT_BOLD);
1.8 kristaps 661: return(1);
662: }
663:
664:
665: /* ARGSUSED */
666: static int
667: man_I_pre(MAN_ARGS)
668: {
1.23 kristaps 669:
670: print_ofont(h, HTMLFONT_ITALIC);
1.8 kristaps 671: return(1);
1.45 kristaps 672: }
673:
674:
675: /* ARGSUSED */
676: static int
677: man_literal_pre(MAN_ARGS)
678: {
679:
1.48 kristaps 680: if (MAN_nf == n->tok) {
1.45 kristaps 681: print_otag(h, TAG_BR, 0, NULL);
682: mh->fl |= MANH_LITERAL;
1.48 kristaps 683: } else
1.45 kristaps 684: mh->fl &= ~MANH_LITERAL;
685:
686: return(1);
687: }
688:
689:
690: /* ARGSUSED */
691: static int
692: man_in_pre(MAN_ARGS)
693: {
694:
695: print_otag(h, TAG_BR, 0, NULL);
696: return(0);
1.8 kristaps 697: }
698:
699:
700: /* ARGSUSED */
701: static int
702: man_ign_pre(MAN_ARGS)
703: {
704:
705: return(0);
706: }
1.9 kristaps 707:
708:
709: /* ARGSUSED */
710: static int
711: man_RS_pre(MAN_ARGS)
712: {
713: struct htmlpair tag;
714: struct roffsu su;
715:
716: if (MAN_HEAD == n->type)
717: return(0);
718: else if (MAN_BODY == n->type)
719: return(1);
720:
721: SCALE_HS_INIT(&su, INDENT);
722: bufcat_su(h, "margin-left", &su);
723:
724: if (n->head->child) {
725: SCALE_VS_INIT(&su, 1);
726: a2width(n->head->child, &su);
727: bufcat_su(h, "margin-top", &su);
728: }
729:
730: PAIR_STYLE_INIT(&tag, h);
731: print_otag(h, TAG_DIV, 1, &tag);
732: return(1);
733: }
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