tbl_html.c

   1 /*      $Id: tbl_html.c,v 1.19 2017/01/17 01:47:51 schwarze Exp $ */
   2 /*
   3  * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
   4  * Copyright (c) 2014, 2015, 2017 Ingo Schwarze <schwarze@openbsd.org>
   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"
  19
  20 #include <sys/types.h>
  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
  31 static  void     html_tblopen(struct html *, const struct tbl_span *);
  32 static  size_t   html_tbl_len(size_t, void *);
  33 static  size_t   html_tbl_strlen(const char *, void *);
  34
  35
  36 static size_t
  37 html_tbl_len(size_t sz, void *arg)
  38 {
  39
  40         return sz;
  41 }
  42
  43 static size_t
  44 html_tbl_strlen(const char *p, void *arg)
  45 {
  46
  47         return strlen(p);
  48 }
  49
  50 static void
  51 html_tblopen(struct html *h, const struct tbl_span *sp)
  52 {
  53         int              ic;
  54
  55         if (h->tbl.cols == NULL) {
  56                 h->tbl.len = html_tbl_len;
  57                 h->tbl.slen = html_tbl_strlen;
  58                 tblcalc(&h->tbl, sp, 0);
  59         }
  60
  61         assert(NULL == h->tblt);
  62         h->tblt = print_otag(h, TAG_TABLE, "c", "tbl");
  63
  64         for (ic = 0; ic < sp->opts->cols; ic++)
  65                 print_otag(h, TAG_COL, "shw", h->tbl.cols[ic].width);
  66
  67         print_otag(h, TAG_TBODY, "");
  68 }
  69
  70 void
  71 print_tblclose(struct html *h)
  72 {
  73
  74         assert(h->tblt);
  75         print_tagq(h, h->tblt);
  76         h->tblt = NULL;
  77 }
  78
  79 void
  80 print_tbl(struct html *h, const struct tbl_span *sp)
  81 {
  82         const struct tbl_dat *dp;
  83         struct tag      *tt;
  84         int              ic;
  85
  86         /* Inhibit printing of spaces: we do padding ourselves. */
  87
  88         if (h->tblt == NULL)
  89                 html_tblopen(h, sp);
  90
  91         assert(h->tblt);
  92
  93         h->flags |= HTML_NONOSPACE;
  94         h->flags |= HTML_NOSPACE;
  95
  96         tt = print_otag(h, TAG_TR, "");
  97
  98         switch (sp->pos) {
  99         case TBL_SPAN_HORIZ:
 100         case TBL_SPAN_DHORIZ:
 101                 print_otag(h, TAG_TD, "?", "colspan", "0");
 102                 break;
 103         default:
 104                 dp = sp->first;
 105                 for (ic = 0; ic < sp->opts->cols; ic++) {
 106                         print_stagq(h, tt);
 107                         print_otag(h, TAG_TD, "");
 108
 109                         if (dp == NULL || dp->layout->col > ic)
 110                                 continue;
 111                         if (dp->layout->pos != TBL_CELL_DOWN)
 112                                 if (dp->string != NULL)
 113                                         print_text(h, dp->string);
 114                         dp = dp->next;
 115                 }
 116                 break;
 117         }
 118
 119         print_tagq(h, tt);
 120
 121         h->flags &= ~HTML_NONOSPACE;
 122
 123         if (sp->next == NULL) {
 124                 assert(h->tbl.cols);
 125                 free(h->tbl.cols);
 126                 h->tbl.cols = NULL;
 127                 print_tblclose(h);
 128         }
 129
 130 }