Annotation of mandoc/man_html.c, Revision 1.35
1.35 ! kristaps 1: /* $Id: man_html.c,v 1.34 2010/05/17 10:50:32 joerg Exp $ */
1.1 kristaps 2: /*
3: * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
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, \
43: struct html *h
44:
45: struct htmlman {
46: int (*pre)(MAN_ARGS);
47: int (*post)(MAN_ARGS);
48: };
49:
50: static void print_man(MAN_ARGS);
51: static void print_man_head(MAN_ARGS);
1.4 kristaps 52: static void print_man_nodelist(MAN_ARGS);
53: static void print_man_node(MAN_ARGS);
1.3 kristaps 54:
1.7 kristaps 55: static int a2width(const struct man_node *,
56: struct roffsu *);
1.5 kristaps 57:
1.8 kristaps 58: static int man_alt_pre(MAN_ARGS);
1.4 kristaps 59: static int man_br_pre(MAN_ARGS);
1.8 kristaps 60: static int man_ign_pre(MAN_ARGS);
61: static void man_root_post(MAN_ARGS);
62: static int man_root_pre(MAN_ARGS);
63: static int man_B_pre(MAN_ARGS);
1.6 kristaps 64: static int man_HP_pre(MAN_ARGS);
1.8 kristaps 65: static int man_I_pre(MAN_ARGS);
1.5 kristaps 66: static int man_IP_pre(MAN_ARGS);
1.4 kristaps 67: static int man_PP_pre(MAN_ARGS);
1.9 kristaps 68: static int man_RS_pre(MAN_ARGS);
1.8 kristaps 69: static int man_SB_pre(MAN_ARGS);
1.4 kristaps 70: static int man_SH_pre(MAN_ARGS);
1.8 kristaps 71: static int man_SM_pre(MAN_ARGS);
1.4 kristaps 72: static int man_SS_pre(MAN_ARGS);
73:
1.3 kristaps 74: static const struct htmlman mans[MAN_MAX] = {
1.4 kristaps 75: { man_br_pre, NULL }, /* br */
1.3 kristaps 76: { NULL, NULL }, /* TH */
1.4 kristaps 77: { man_SH_pre, NULL }, /* SH */
78: { man_SS_pre, NULL }, /* SS */
1.6 kristaps 79: { man_IP_pre, NULL }, /* TP */
1.4 kristaps 80: { man_PP_pre, NULL }, /* LP */
81: { man_PP_pre, NULL }, /* PP */
82: { man_PP_pre, NULL }, /* P */
1.5 kristaps 83: { man_IP_pre, NULL }, /* IP */
1.6 kristaps 84: { man_HP_pre, NULL }, /* HP */
1.8 kristaps 85: { man_SM_pre, NULL }, /* SM */
86: { man_SB_pre, NULL }, /* SB */
87: { man_alt_pre, NULL }, /* BI */
88: { man_alt_pre, NULL }, /* IB */
89: { man_alt_pre, NULL }, /* BR */
90: { man_alt_pre, NULL }, /* RB */
1.3 kristaps 91: { NULL, NULL }, /* R */
1.8 kristaps 92: { man_B_pre, NULL }, /* B */
93: { man_I_pre, NULL }, /* I */
94: { man_alt_pre, NULL }, /* IR */
95: { man_alt_pre, NULL }, /* RI */
1.3 kristaps 96: { NULL, NULL }, /* na */
97: { NULL, NULL }, /* i */
1.4 kristaps 98: { man_br_pre, NULL }, /* sp */
1.3 kristaps 99: { NULL, NULL }, /* nf */
100: { NULL, NULL }, /* fi */
101: { NULL, NULL }, /* r */
102: { NULL, NULL }, /* RE */
1.9 kristaps 103: { man_RS_pre, NULL }, /* RS */
1.8 kristaps 104: { man_ign_pre, NULL }, /* DT */
105: { man_ign_pre, NULL }, /* UC */
1.13 kristaps 106: { man_ign_pre, NULL }, /* PD */
1.29 kristaps 107: { man_br_pre, NULL }, /* Sp */
108: { man_ign_pre, NULL }, /* Vb */
1.30 kristaps 109: { NULL, NULL }, /* Ve */
1.34 joerg 110: { man_ign_pre, NULL }, /* AT */
1.3 kristaps 111: };
112:
1.1 kristaps 113:
114: void
115: html_man(void *arg, const struct man *m)
116: {
1.3 kristaps 117: struct html *h;
118: struct tag *t;
119:
120: h = (struct html *)arg;
121:
1.26 kristaps 122: print_gen_decls(h);
1.3 kristaps 123:
124: t = print_otag(h, TAG_HTML, 0, NULL);
125: print_man(man_meta(m), man_node(m), h);
126: print_tagq(h, t);
127:
128: printf("\n");
129: }
130:
131:
132: static void
133: print_man(MAN_ARGS)
134: {
135: struct tag *t;
136: struct htmlpair tag;
137:
138: t = print_otag(h, TAG_HEAD, 0, NULL);
139:
140: print_man_head(m, n, h);
141: print_tagq(h, t);
142: t = print_otag(h, TAG_BODY, 0, NULL);
143:
144: tag.key = ATTR_CLASS;
145: tag.val = "body";
146: print_otag(h, TAG_DIV, 1, &tag);
147:
1.4 kristaps 148: print_man_nodelist(m, n, h);
1.3 kristaps 149:
150: print_tagq(h, t);
151: }
152:
153:
154: /* ARGSUSED */
155: static void
156: print_man_head(MAN_ARGS)
157: {
158:
159: print_gen_head(h);
160: bufinit(h);
1.31 kristaps 161: buffmt(h, "%s(%s)", m->title, m->msec);
1.3 kristaps 162:
163: print_otag(h, TAG_TITLE, 0, NULL);
164: print_text(h, h->buf);
1.1 kristaps 165: }
1.4 kristaps 166:
167:
168: static void
169: print_man_nodelist(MAN_ARGS)
170: {
171:
172: print_man_node(m, n, h);
173: if (n->next)
174: print_man_nodelist(m, n->next, h);
175: }
176:
177:
178: static void
179: print_man_node(MAN_ARGS)
180: {
181: int child;
182: struct tag *t;
183:
184: child = 1;
1.14 kristaps 185: t = h->tags.head;
1.4 kristaps 186:
187: bufinit(h);
188:
1.28 kristaps 189: /*
190: * FIXME: embedded elements within next-line scopes (e.g., `br'
191: * within an empty `B') will cause formatting to be forgotten
192: * due to scope closing out.
193: */
194:
1.4 kristaps 195: switch (n->type) {
196: case (MAN_ROOT):
197: child = man_root_pre(m, n, h);
198: break;
199: case (MAN_TEXT):
200: print_text(h, n->string);
1.19 kristaps 201: return;
1.4 kristaps 202: default:
1.21 kristaps 203: /*
204: * Close out scope of font prior to opening a macro
205: * scope. Assert that the metafont is on the top of the
206: * stack (it's never nested).
207: */
1.20 kristaps 208: if (h->metaf) {
209: assert(h->metaf == t);
210: print_tagq(h, h->metaf);
1.21 kristaps 211: assert(NULL == h->metaf);
1.20 kristaps 212: t = h->tags.head;
213: }
1.4 kristaps 214: if (mans[n->tok].pre)
215: child = (*mans[n->tok].pre)(m, n, h);
216: break;
217: }
218:
1.21 kristaps 219: if (child && n->child)
220: print_man_nodelist(m, n->child, h);
221:
1.24 kristaps 222: /* This will automatically close out any font scope. */
1.4 kristaps 223: print_stagq(h, t);
224:
225: bufinit(h);
226:
227: switch (n->type) {
228: case (MAN_ROOT):
229: man_root_post(m, n, h);
230: break;
231: case (MAN_TEXT):
232: break;
233: default:
234: if (mans[n->tok].post)
235: (*mans[n->tok].post)(m, n, h);
236: break;
237: }
238: }
239:
240:
1.5 kristaps 241: static int
1.7 kristaps 242: a2width(const struct man_node *n, struct roffsu *su)
1.5 kristaps 243: {
244:
1.6 kristaps 245: if (MAN_TEXT != n->type)
1.7 kristaps 246: return(0);
1.11 kristaps 247: if (a2roffsu(n->string, su, SCALE_BU))
1.7 kristaps 248: return(1);
1.5 kristaps 249:
1.7 kristaps 250: return(0);
1.5 kristaps 251: }
252:
253:
1.4 kristaps 254: /* ARGSUSED */
255: static int
256: man_root_pre(MAN_ARGS)
257: {
1.15 kristaps 258: struct htmlpair tag[3];
1.4 kristaps 259: struct tag *t, *tt;
260: char b[BUFSIZ], title[BUFSIZ];
261:
262: b[0] = 0;
263: if (m->vol)
264: (void)strlcat(b, m->vol, BUFSIZ);
265:
1.31 kristaps 266: snprintf(title, BUFSIZ - 1, "%s(%s)", m->title, m->msec);
1.4 kristaps 267:
1.7 kristaps 268: PAIR_CLASS_INIT(&tag[0], "header");
269: bufcat_style(h, "width", "100%");
270: PAIR_STYLE_INIT(&tag[1], h);
1.15 kristaps 271: PAIR_SUMMARY_INIT(&tag[2], "header");
272:
273: t = print_otag(h, TAG_TABLE, 3, tag);
1.4 kristaps 274: tt = print_otag(h, TAG_TR, 0, NULL);
275:
1.7 kristaps 276: bufinit(h);
277: bufcat_style(h, "width", "10%");
278: PAIR_STYLE_INIT(&tag[0], h);
1.4 kristaps 279: print_otag(h, TAG_TD, 1, tag);
280: print_text(h, title);
281: print_stagq(h, tt);
282:
1.7 kristaps 283: bufinit(h);
284: bufcat_style(h, "width", "80%");
285: bufcat_style(h, "white-space", "nowrap");
286: bufcat_style(h, "text-align", "center");
287: PAIR_STYLE_INIT(&tag[0], h);
1.4 kristaps 288: print_otag(h, TAG_TD, 1, tag);
289: print_text(h, b);
290: print_stagq(h, tt);
291:
1.7 kristaps 292: bufinit(h);
293: bufcat_style(h, "width", "10%");
294: bufcat_style(h, "text-align", "right");
295: PAIR_STYLE_INIT(&tag[0], h);
1.4 kristaps 296: print_otag(h, TAG_TD, 1, tag);
297: print_text(h, title);
298: print_tagq(h, t);
299: return(1);
300: }
301:
302:
303: /* ARGSUSED */
304: static void
305: man_root_post(MAN_ARGS)
306: {
1.15 kristaps 307: struct htmlpair tag[3];
1.4 kristaps 308: struct tag *t, *tt;
1.12 kristaps 309: char b[DATESIZ];
1.4 kristaps 310:
1.12 kristaps 311: time2a(m->date, b, DATESIZ);
1.4 kristaps 312:
1.7 kristaps 313: PAIR_CLASS_INIT(&tag[0], "footer");
314: bufcat_style(h, "width", "100%");
315: PAIR_STYLE_INIT(&tag[1], h);
1.15 kristaps 316: PAIR_SUMMARY_INIT(&tag[2], "footer");
317:
318: t = print_otag(h, TAG_TABLE, 3, tag);
1.4 kristaps 319: tt = print_otag(h, TAG_TR, 0, NULL);
320:
1.7 kristaps 321: bufinit(h);
322: bufcat_style(h, "width", "50%");
323: PAIR_STYLE_INIT(&tag[0], h);
1.4 kristaps 324: print_otag(h, TAG_TD, 1, tag);
325: print_text(h, b);
326: print_stagq(h, tt);
327:
1.7 kristaps 328: bufinit(h);
329: bufcat_style(h, "width", "50%");
330: bufcat_style(h, "text-align", "right");
331: PAIR_STYLE_INIT(&tag[0], h);
1.4 kristaps 332: print_otag(h, TAG_TD, 1, tag);
333: if (m->source)
334: print_text(h, m->source);
335: print_tagq(h, t);
336: }
337:
338:
339:
340: /* ARGSUSED */
341: static int
342: man_br_pre(MAN_ARGS)
343: {
1.7 kristaps 344: struct roffsu su;
345: struct htmlpair tag;
1.4 kristaps 346:
1.7 kristaps 347: SCALE_VS_INIT(&su, 1);
348:
1.29 kristaps 349: switch (n->tok) {
350: case (MAN_Sp):
351: SCALE_VS_INIT(&su, 0.5);
352: break;
353: case (MAN_sp):
354: if (n->child)
355: a2roffsu(n->child->string, &su, SCALE_VS);
356: break;
357: default:
1.7 kristaps 358: su.scale = 0;
1.29 kristaps 359: break;
360: }
1.4 kristaps 361:
1.7 kristaps 362: bufcat_su(h, "height", &su);
363: PAIR_STYLE_INIT(&tag, h);
1.4 kristaps 364: print_otag(h, TAG_DIV, 1, &tag);
1.24 kristaps 365:
1.16 kristaps 366: /* So the div isn't empty: */
367: print_text(h, "\\~");
368:
1.7 kristaps 369: return(0);
1.4 kristaps 370: }
371:
372:
373: /* ARGSUSED */
374: static int
375: man_SH_pre(MAN_ARGS)
376: {
1.7 kristaps 377: struct htmlpair tag[2];
378: struct roffsu su;
1.4 kristaps 379:
380: if (MAN_BODY == n->type) {
1.7 kristaps 381: SCALE_HS_INIT(&su, INDENT);
382: bufcat_su(h, "margin-left", &su);
383: PAIR_CLASS_INIT(&tag[0], "sec-body");
384: PAIR_STYLE_INIT(&tag[1], h);
1.4 kristaps 385: print_otag(h, TAG_DIV, 2, tag);
386: return(1);
387: } else if (MAN_BLOCK == n->type) {
1.7 kristaps 388: PAIR_CLASS_INIT(&tag[0], "sec-block");
1.4 kristaps 389: if (n->prev && MAN_SH == n->prev->tok)
390: if (NULL == n->prev->body->child) {
391: print_otag(h, TAG_DIV, 1, tag);
392: return(1);
393: }
394:
1.7 kristaps 395: SCALE_VS_INIT(&su, 1);
396: bufcat_su(h, "margin-top", &su);
1.4 kristaps 397: if (NULL == n->next)
1.7 kristaps 398: bufcat_su(h, "margin-bottom", &su);
399: PAIR_STYLE_INIT(&tag[1], h);
1.4 kristaps 400: print_otag(h, TAG_DIV, 2, tag);
401: return(1);
402: }
403:
1.7 kristaps 404: PAIR_CLASS_INIT(&tag[0], "sec-head");
1.4 kristaps 405: print_otag(h, TAG_DIV, 1, tag);
406: return(1);
407: }
408:
409:
410: /* ARGSUSED */
411: static int
1.8 kristaps 412: man_alt_pre(MAN_ARGS)
413: {
414: const struct man_node *nn;
415: struct tag *t;
416: int i;
1.23 kristaps 417: enum htmlfont fp;
1.8 kristaps 418:
419: for (i = 0, nn = n->child; nn; nn = nn->next, i++) {
420: switch (n->tok) {
421: case (MAN_BI):
1.23 kristaps 422: fp = i % 2 ? HTMLFONT_ITALIC : HTMLFONT_BOLD;
1.8 kristaps 423: break;
424: case (MAN_IB):
1.23 kristaps 425: fp = i % 2 ? HTMLFONT_BOLD : HTMLFONT_ITALIC;
1.8 kristaps 426: break;
427: case (MAN_RI):
1.23 kristaps 428: fp = i % 2 ? HTMLFONT_ITALIC : HTMLFONT_NONE;
1.8 kristaps 429: break;
430: case (MAN_IR):
1.23 kristaps 431: fp = i % 2 ? HTMLFONT_NONE : HTMLFONT_ITALIC;
1.8 kristaps 432: break;
433: case (MAN_BR):
1.23 kristaps 434: fp = i % 2 ? HTMLFONT_NONE : HTMLFONT_BOLD;
1.8 kristaps 435: break;
436: case (MAN_RB):
1.23 kristaps 437: fp = i % 2 ? HTMLFONT_BOLD : HTMLFONT_NONE;
1.8 kristaps 438: break;
439: default:
440: abort();
441: /* NOTREACHED */
442: }
443:
444: if (i)
445: h->flags |= HTML_NOSPACE;
446:
1.24 kristaps 447: /*
448: * Open and close the scope with each argument, so that
449: * internal \f escapes, which are common, are also
450: * closed out with the scope.
451: */
1.23 kristaps 452: t = print_ofont(h, fp);
1.21 kristaps 453: print_man_node(m, nn, h);
454: print_tagq(h, t);
1.8 kristaps 455: }
456:
457: return(0);
458: }
459:
460:
461: /* ARGSUSED */
462: static int
463: man_SB_pre(MAN_ARGS)
464: {
465: struct htmlpair tag;
466:
1.23 kristaps 467: /* FIXME: print_ofont(). */
1.8 kristaps 468: PAIR_CLASS_INIT(&tag, "small bold");
469: print_otag(h, TAG_SPAN, 1, &tag);
470: return(1);
471: }
472:
473:
474: /* ARGSUSED */
475: static int
476: man_SM_pre(MAN_ARGS)
477: {
478: struct htmlpair tag;
479:
480: PAIR_CLASS_INIT(&tag, "small");
481: print_otag(h, TAG_SPAN, 1, &tag);
482: return(1);
483: }
484:
485:
486: /* ARGSUSED */
487: static int
1.4 kristaps 488: man_SS_pre(MAN_ARGS)
489: {
490: struct htmlpair tag[3];
1.7 kristaps 491: struct roffsu su;
1.4 kristaps 492:
1.7 kristaps 493: SCALE_VS_INIT(&su, 1);
1.4 kristaps 494:
495: if (MAN_BODY == n->type) {
1.7 kristaps 496: PAIR_CLASS_INIT(&tag[0], "ssec-body");
1.4 kristaps 497: if (n->parent->next && n->child) {
1.7 kristaps 498: bufcat_su(h, "margin-bottom", &su);
499: PAIR_STYLE_INIT(&tag[1], h);
500: print_otag(h, TAG_DIV, 2, tag);
501: return(1);
1.4 kristaps 502: }
503:
1.7 kristaps 504: print_otag(h, TAG_DIV, 1, tag);
1.4 kristaps 505: return(1);
506: } else if (MAN_BLOCK == n->type) {
1.7 kristaps 507: PAIR_CLASS_INIT(&tag[0], "ssec-block");
1.4 kristaps 508: if (n->prev && MAN_SS == n->prev->tok)
509: if (n->prev->body->child) {
1.7 kristaps 510: bufcat_su(h, "margin-top", &su);
511: PAIR_STYLE_INIT(&tag[1], h);
512: print_otag(h, TAG_DIV, 2, tag);
513: return(1);
1.4 kristaps 514: }
515:
1.7 kristaps 516: print_otag(h, TAG_DIV, 1, tag);
1.4 kristaps 517: return(1);
518: }
519:
1.7 kristaps 520: SCALE_HS_INIT(&su, INDENT - HALFINDENT);
521: bufcat_su(h, "margin-left", &su);
522: PAIR_CLASS_INIT(&tag[0], "ssec-head");
523: PAIR_STYLE_INIT(&tag[1], h);
1.4 kristaps 524: print_otag(h, TAG_DIV, 2, tag);
525: return(1);
526: }
527:
528:
529: /* ARGSUSED */
530: static int
531: man_PP_pre(MAN_ARGS)
532: {
1.5 kristaps 533: struct htmlpair tag;
1.7 kristaps 534: struct roffsu su;
1.5 kristaps 535: int i;
1.4 kristaps 536:
537: if (MAN_BLOCK != n->type)
538: return(1);
539:
1.5 kristaps 540: i = 0;
541:
1.22 kristaps 542: if (MAN_ROOT == n->parent->type) {
1.7 kristaps 543: SCALE_HS_INIT(&su, INDENT);
544: bufcat_su(h, "margin-left", &su);
1.22 kristaps 545: i = 1;
1.5 kristaps 546: }
1.22 kristaps 547: if (n->prev) {
1.7 kristaps 548: SCALE_VS_INIT(&su, 1);
1.22 kristaps 549: bufcat_su(h, "margin-top", &su);
550: i = 1;
1.5 kristaps 551: }
1.4 kristaps 552:
1.7 kristaps 553: PAIR_STYLE_INIT(&tag, h);
1.22 kristaps 554: print_otag(h, TAG_DIV, i, &tag);
1.5 kristaps 555: return(1);
556: }
557:
558:
559: /* ARGSUSED */
560: static int
561: man_IP_pre(MAN_ARGS)
562: {
1.7 kristaps 563: struct roffsu su;
1.5 kristaps 564: struct htmlpair tag;
565: const struct man_node *nn;
1.7 kristaps 566: int width;
1.5 kristaps 567:
1.7 kristaps 568: /*
569: * This scattering of 1-BU margins and pads is to make sure that
570: * when text overruns its box, the subsequent text isn't flush
571: * up against it. However, the rest of the right-hand box must
572: * also be adjusted in consideration of this 1-BU space.
573: */
574:
575: if (MAN_BODY == n->type) {
576: SCALE_HS_INIT(&su, INDENT);
577: bufcat_su(h, "margin-left", &su);
578: PAIR_STYLE_INIT(&tag, h);
579: print_otag(h, TAG_DIV, 1, &tag);
1.6 kristaps 580: return(1);
581: }
582:
583: nn = MAN_BLOCK == n->type ?
584: n->head->child : n->parent->head->child;
585:
1.7 kristaps 586: SCALE_HS_INIT(&su, INDENT);
587: width = 0;
1.6 kristaps 588:
1.28 kristaps 589: /* Width is the last token. */
590:
1.7 kristaps 591: if (MAN_IP == n->tok && NULL != nn)
1.5 kristaps 592: if (NULL != (nn = nn->next)) {
593: for ( ; nn->next; nn = nn->next)
594: /* Do nothing. */ ;
1.7 kristaps 595: width = a2width(nn, &su);
1.5 kristaps 596: }
597:
1.28 kristaps 598: /* Width is the first token. */
599:
1.27 kristaps 600: if (MAN_TP == n->tok && NULL != nn) {
1.28 kristaps 601: /* Skip past non-text children. */
1.27 kristaps 602: while (nn && MAN_TEXT != nn->type)
603: nn = nn->next;
1.28 kristaps 604: if (nn)
605: width = a2width(nn, &su);
1.27 kristaps 606: }
1.7 kristaps 607:
1.5 kristaps 608: if (MAN_BLOCK == n->type) {
1.7 kristaps 609: bufcat_su(h, "margin-left", &su);
1.9 kristaps 610: SCALE_VS_INIT(&su, 1);
611: bufcat_su(h, "margin-top", &su);
1.7 kristaps 612: bufcat_style(h, "clear", "both");
613: PAIR_STYLE_INIT(&tag, h);
1.5 kristaps 614: print_otag(h, TAG_DIV, 1, &tag);
615: return(1);
1.6 kristaps 616: }
617:
1.7 kristaps 618: bufcat_su(h, "min-width", &su);
619: SCALE_INVERT(&su);
620: bufcat_su(h, "margin-left", &su);
621: SCALE_HS_INIT(&su, 1);
622: bufcat_su(h, "margin-right", &su);
623: bufcat_style(h, "clear", "left");
1.6 kristaps 624:
625: if (n->next && n->next->child)
1.7 kristaps 626: bufcat_style(h, "float", "left");
1.6 kristaps 627:
1.7 kristaps 628: PAIR_STYLE_INIT(&tag, h);
1.6 kristaps 629: print_otag(h, TAG_DIV, 1, &tag);
630:
1.28 kristaps 631: /*
632: * Without a length string, we can print all of our children.
633: */
1.7 kristaps 634:
635: if ( ! width)
1.6 kristaps 636: return(1);
1.27 kristaps 637:
1.28 kristaps 638: /*
639: * When a length has been specified, we need to carefully print
640: * our child context: IP gets all children printed but the last
641: * (the width), while TP gets all children printed but the first
642: * (the width).
643: */
1.6 kristaps 644:
1.7 kristaps 645: if (MAN_IP == n->tok)
646: for (nn = n->child; nn->next; nn = nn->next)
647: print_man_node(m, nn, h);
648: if (MAN_TP == n->tok)
649: for (nn = n->child->next; nn; nn = nn->next)
650: print_man_node(m, nn, h);
1.6 kristaps 651:
652: return(0);
653: }
654:
655:
656: /* ARGSUSED */
657: static int
658: man_HP_pre(MAN_ARGS)
659: {
660: const struct man_node *nn;
661: struct htmlpair tag;
1.7 kristaps 662: struct roffsu su;
1.6 kristaps 663:
664: if (MAN_HEAD == n->type)
665: return(0);
666:
667: nn = MAN_BLOCK == n->type ?
668: n->head->child : n->parent->head->child;
669:
1.7 kristaps 670: SCALE_HS_INIT(&su, INDENT);
1.6 kristaps 671:
672: if (NULL != nn)
1.7 kristaps 673: (void)a2width(nn, &su);
1.6 kristaps 674:
675: if (MAN_BLOCK == n->type) {
1.7 kristaps 676: bufcat_su(h, "margin-left", &su);
1.9 kristaps 677: SCALE_VS_INIT(&su, 1);
678: bufcat_su(h, "margin-top", &su);
1.7 kristaps 679: bufcat_style(h, "clear", "both");
680: PAIR_STYLE_INIT(&tag, h);
1.5 kristaps 681: print_otag(h, TAG_DIV, 1, &tag);
1.6 kristaps 682: return(1);
683: }
1.5 kristaps 684:
1.7 kristaps 685: bufcat_su(h, "margin-left", &su);
686: SCALE_INVERT(&su);
687: bufcat_su(h, "text-indent", &su);
1.5 kristaps 688:
1.7 kristaps 689: PAIR_STYLE_INIT(&tag, h);
1.6 kristaps 690: print_otag(h, TAG_DIV, 1, &tag);
1.4 kristaps 691: return(1);
692: }
1.6 kristaps 693:
1.8 kristaps 694:
695: /* ARGSUSED */
696: static int
697: man_B_pre(MAN_ARGS)
698: {
699:
1.23 kristaps 700: print_ofont(h, HTMLFONT_BOLD);
1.8 kristaps 701: return(1);
702: }
703:
704:
705: /* ARGSUSED */
706: static int
707: man_I_pre(MAN_ARGS)
708: {
1.23 kristaps 709:
710: print_ofont(h, HTMLFONT_ITALIC);
1.8 kristaps 711: return(1);
712: }
713:
714:
715: /* ARGSUSED */
716: static int
717: man_ign_pre(MAN_ARGS)
718: {
719:
720: return(0);
721: }
1.9 kristaps 722:
723:
724: /* ARGSUSED */
725: static int
726: man_RS_pre(MAN_ARGS)
727: {
728: struct htmlpair tag;
729: struct roffsu su;
730:
731: if (MAN_HEAD == n->type)
732: return(0);
733: else if (MAN_BODY == n->type)
734: return(1);
735:
736: SCALE_HS_INIT(&su, INDENT);
737: bufcat_su(h, "margin-left", &su);
738:
739: if (n->head->child) {
740: SCALE_VS_INIT(&su, 1);
741: a2width(n->head->child, &su);
742: bufcat_su(h, "margin-top", &su);
743: }
744:
745: PAIR_STYLE_INIT(&tag, h);
746: print_otag(h, TAG_DIV, 1, &tag);
747: return(1);
748: }
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