1/*	$Id: tbl_html.c,v 1.9 2011/09/18 14:14:15 schwarze Exp $ */
2/*
3 * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
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
21#include <assert.h>
22#include <stdio.h>
23#include <stdlib.h>
24#include <string.h>
25
26#include "mandoc.h"
27#include "out.h"
28#include "html.h"
29
30static	void	 html_tblopen(struct html *, const struct tbl_span *);
31static	size_t	 html_tbl_len(size_t, void *);
32static	size_t	 html_tbl_strlen(const char *, void *);
33
34/* ARGSUSED */
35static size_t
36html_tbl_len(size_t sz, void *arg)
37{
38
39	return(sz);
40}
41
42/* ARGSUSED */
43static size_t
44html_tbl_strlen(const char *p, void *arg)
45{
46
47	return(strlen(p));
48}
49
50static void
51html_tblopen(struct html *h, const struct tbl_span *sp)
52{
53	const struct tbl_head *hp;
54	struct htmlpair	 tag;
55	struct roffsu	 su;
56	struct roffcol	*col;
57
58	if (TBL_SPAN_FIRST & sp->flags) {
59		h->tbl.len = html_tbl_len;
60		h->tbl.slen = html_tbl_strlen;
61		tblcalc(&h->tbl, sp);
62	}
63
64	assert(NULL == h->tblt);
65	PAIR_CLASS_INIT(&tag, "tbl");
66	h->tblt = print_otag(h, TAG_TABLE, 1, &tag);
67
68	for (hp = sp->head; hp; hp = hp->next) {
69		bufinit(h);
70		col = &h->tbl.cols[hp->ident];
71		SCALE_HS_INIT(&su, col->width);
72		bufcat_su(h, "width", &su);
73		PAIR_STYLE_INIT(&tag, h);
74		print_otag(h, TAG_COL, 1, &tag);
75	}
76
77	print_otag(h, TAG_TBODY, 0, NULL);
78}
79
80void
81print_tblclose(struct html *h)
82{
83
84	assert(h->tblt);
85	print_tagq(h, h->tblt);
86	h->tblt = NULL;
87}
88
89void
90print_tbl(struct html *h, const struct tbl_span *sp)
91{
92	const struct tbl_head *hp;
93	const struct tbl_dat *dp;
94	struct htmlpair	 tag;
95	struct tag	*tt;
96
97	/* Inhibit printing of spaces: we do padding ourselves. */
98
99	if (NULL == h->tblt)
100		html_tblopen(h, sp);
101
102	assert(h->tblt);
103
104	h->flags |= HTML_NONOSPACE;
105	h->flags |= HTML_NOSPACE;
106
107	tt = print_otag(h, TAG_TR, 0, NULL);
108
109	switch (sp->pos) {
110	case (TBL_SPAN_HORIZ):
111		/* FALLTHROUGH */
112	case (TBL_SPAN_DHORIZ):
113		PAIR_INIT(&tag, ATTR_COLSPAN, "0");
114		print_otag(h, TAG_TD, 1, &tag);
115		break;
116	default:
117		dp = sp->first;
118		for (hp = sp->head; hp; hp = hp->next) {
119			print_stagq(h, tt);
120			print_otag(h, TAG_TD, 0, NULL);
121
122			switch (hp->pos) {
123			case (TBL_HEAD_VERT):
124				/* FALLTHROUGH */
125			case (TBL_HEAD_DVERT):
126				continue;
127			case (TBL_HEAD_DATA):
128				if (NULL == dp)
129					break;
130				if (TBL_CELL_DOWN != dp->layout->pos)
131					if (dp->string)
132						print_text(h, dp->string);
133				dp = dp->next;
134				break;
135			}
136		}
137		break;
138	}
139
140	print_tagq(h, tt);
141
142	h->flags &= ~HTML_NONOSPACE;
143
144	if (TBL_SPAN_LAST & sp->flags) {
145		assert(h->tbl.cols);
146		free(h->tbl.cols);
147		h->tbl.cols = NULL;
148		print_tblclose(h);
149	}
150
151}
152