Annotation of mandoc/tbl_html.c, Revision 1.24
1.24 ! schwarze 1: /* $Id: tbl_html.c,v 1.23 2017/07/31 16:14:10 schwarze Exp $ */
1.1 kristaps 2: /*
1.9 schwarze 3: * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.19 schwarze 4: * Copyright (c) 2014, 2015, 2017 Ingo Schwarze <schwarze@openbsd.org>
1.1 kristaps 5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18: #include "config.h"
1.12 schwarze 19:
20: #include <sys/types.h>
1.1 kristaps 21:
22: #include <assert.h>
23: #include <stdio.h>
24: #include <stdlib.h>
25: #include <string.h>
26:
27: #include "mandoc.h"
28: #include "out.h"
29: #include "html.h"
30:
1.7 kristaps 31: static void html_tblopen(struct html *, const struct tbl_span *);
1.4 kristaps 32: static size_t html_tbl_len(size_t, void *);
33: static size_t html_tbl_strlen(const char *, void *);
1.21 schwarze 34: static size_t html_tbl_sulen(const struct roffsu *, void *);
1.4 kristaps 35:
1.11 schwarze 36:
1.4 kristaps 37: static size_t
38: html_tbl_len(size_t sz, void *arg)
39: {
1.17 schwarze 40: return sz;
1.4 kristaps 41: }
42:
43: static size_t
44: html_tbl_strlen(const char *p, void *arg)
45: {
1.21 schwarze 46: return strlen(p);
47: }
1.4 kristaps 48:
1.21 schwarze 49: static size_t
50: html_tbl_sulen(const struct roffsu *su, void *arg)
51: {
1.23 schwarze 52: if (su->scale < 0.0)
53: return 0;
54:
1.21 schwarze 55: switch (su->unit) {
56: case SCALE_FS: /* 2^16 basic units */
57: return su->scale * 65536.0 / 24.0;
58: case SCALE_IN: /* 10 characters per inch */
59: return su->scale * 10.0;
60: case SCALE_CM: /* 2.54 cm per inch */
61: return su->scale * 10.0 / 2.54;
62: case SCALE_PC: /* 6 pica per inch */
63: case SCALE_VS:
64: return su->scale * 10.0 / 6.0;
65: case SCALE_EN:
66: case SCALE_EM:
67: return su->scale;
68: case SCALE_PT: /* 12 points per pica */
69: return su->scale * 10.0 / 6.0 / 12.0;
70: case SCALE_BU: /* 24 basic units per character */
71: return su->scale / 24.0;
72: case SCALE_MM: /* 1/1000 inch */
73: return su->scale / 100.0;
74: default:
75: abort();
76: }
1.4 kristaps 77: }
78:
1.7 kristaps 79: static void
80: html_tblopen(struct html *h, const struct tbl_span *sp)
81: {
1.16 schwarze 82: if (h->tbl.cols == NULL) {
1.7 kristaps 83: h->tbl.len = html_tbl_len;
84: h->tbl.slen = html_tbl_strlen;
1.21 schwarze 85: h->tbl.sulen = html_tbl_sulen;
1.22 schwarze 86: tblcalc(&h->tbl, sp, 0, 0);
1.7 kristaps 87: }
88: assert(NULL == h->tblt);
1.19 schwarze 89: h->tblt = print_otag(h, TAG_TABLE, "c", "tbl");
1.7 kristaps 90: }
91:
92: void
93: print_tblclose(struct html *h)
94: {
95:
96: assert(h->tblt);
97: print_tagq(h, h->tblt);
98: h->tblt = NULL;
99: }
100:
1.1 kristaps 101: void
102: print_tbl(struct html *h, const struct tbl_span *sp)
103: {
104: const struct tbl_dat *dp;
1.3 kristaps 105: struct tag *tt;
1.15 schwarze 106: int ic;
1.1 kristaps 107:
108: /* Inhibit printing of spaces: we do padding ourselves. */
109:
1.14 schwarze 110: if (h->tblt == NULL)
1.7 kristaps 111: html_tblopen(h, sp);
112:
113: assert(h->tblt);
114:
1.1 kristaps 115: h->flags |= HTML_NONOSPACE;
116: h->flags |= HTML_NOSPACE;
117:
1.19 schwarze 118: tt = print_otag(h, TAG_TR, "");
1.4 kristaps 119:
1.5 kristaps 120: switch (sp->pos) {
1.11 schwarze 121: case TBL_SPAN_HORIZ:
122: case TBL_SPAN_DHORIZ:
1.19 schwarze 123: print_otag(h, TAG_TD, "?", "colspan", "0");
1.5 kristaps 124: break;
125: default:
126: dp = sp->first;
1.15 schwarze 127: for (ic = 0; ic < sp->opts->cols; ic++) {
1.7 kristaps 128: print_stagq(h, tt);
1.19 schwarze 129: print_otag(h, TAG_TD, "");
1.7 kristaps 130:
1.15 schwarze 131: if (dp == NULL || dp->layout->col > ic)
132: continue;
1.14 schwarze 133: if (dp->layout->pos != TBL_CELL_DOWN)
134: if (dp->string != NULL)
1.10 schwarze 135: print_text(h, dp->string);
136: dp = dp->next;
1.1 kristaps 137: }
1.5 kristaps 138: break;
139: }
1.4 kristaps 140:
1.7 kristaps 141: print_tagq(h, tt);
142:
1.1 kristaps 143: h->flags &= ~HTML_NONOSPACE;
1.4 kristaps 144:
1.16 schwarze 145: if (sp->next == NULL) {
1.4 kristaps 146: assert(h->tbl.cols);
147: free(h->tbl.cols);
148: h->tbl.cols = NULL;
1.7 kristaps 149: print_tblclose(h);
1.4 kristaps 150: }
1.7 kristaps 151:
1.1 kristaps 152: }
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