Minor correction: we render HTML character references hexadecimal,

[mandoc.git] / tbl_html.c

diff --git a/tbl_html.c b/tbl_html.c
index cda22b0cba4477b8516c54ef830cd795bda6149a..d59f1635d013b3a3ff2eab32ab183a7089e6cd0e 100644 (file)
--- a/tbl_html.c
+++ b/tbl_html.c
@@ -1,6 +1,7 @@
-/*     $Id: tbl_html.c,v 1.3 2011/01/05 13:00:11 kristaps Exp $ */
+/*     $Id: tbl_html.c,v 1.23 2017/07/31 16:14:10 schwarze Exp $ */
 /*
- * Copyright (c) 2009 Kristaps Dzonsons <kristaps@kth.se>
+ * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2014, 2015, 2017 Ingo Schwarze <schwarze@openbsd.org>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -14,9 +15,9 @@
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
+
+#include <sys/types.h>
 
 #include <assert.h>
 #include <stdio.h>
@@ -27,50 +28,134 @@
 #include "out.h"
 #include "html.h"
 
+static void     html_tblopen(struct html *, const struct tbl_span *);
+static size_t   html_tbl_len(size_t, void *);
+static size_t   html_tbl_strlen(const char *, void *);
+static size_t   html_tbl_sulen(const struct roffsu *, void *);
+
+
+static size_t
+html_tbl_len(size_t sz, void *arg)
+{
+       return sz;
+}
+
+static size_t
+html_tbl_strlen(const char *p, void *arg)
+{
+       return strlen(p);
+}
+
+static size_t
+html_tbl_sulen(const struct roffsu *su, void *arg)
+{
+       if (su->scale < 0.0)
+               return 0;
+
+       switch (su->unit) {
+       case SCALE_FS:  /* 2^16 basic units */
+               return su->scale * 65536.0 / 24.0;
+       case SCALE_IN:  /* 10 characters per inch */
+               return su->scale * 10.0;
+       case SCALE_CM:  /* 2.54 cm per inch */
+               return su->scale * 10.0 / 2.54;
+       case SCALE_PC:  /* 6 pica per inch */
+       case SCALE_VS:
+               return su->scale * 10.0 / 6.0;
+       case SCALE_EN:
+       case SCALE_EM:
+               return su->scale;
+       case SCALE_PT:  /* 12 points per pica */
+               return su->scale * 10.0 / 6.0 / 12.0;
+       case SCALE_BU:  /* 24 basic units per character */
+               return su->scale / 24.0;
+       case SCALE_MM:  /* 1/1000 inch */
+               return su->scale / 100.0;
+       default:
+               abort();
+       }
+}
+
+static void
+html_tblopen(struct html *h, const struct tbl_span *sp)
+{
+       struct tag      *t;
+       int              ic;
+
+       if (h->tbl.cols == NULL) {
+               h->tbl.len = html_tbl_len;
+               h->tbl.slen = html_tbl_strlen;
+               h->tbl.sulen = html_tbl_sulen;
+               tblcalc(&h->tbl, sp, 0, 0);
+       }
+
+       assert(NULL == h->tblt);
+       h->tblt = print_otag(h, TAG_TABLE, "c", "tbl");
+
+       t = print_otag(h, TAG_COLGROUP, "");
+       for (ic = 0; ic < sp->opts->cols; ic++)
+               print_otag(h, TAG_COL, "shw", h->tbl.cols[ic].width);
+       print_tagq(h, t);
+}
+
+void
+print_tblclose(struct html *h)
+{
+
+       assert(h->tblt);
+       print_tagq(h, h->tblt);
+       h->tblt = NULL;
+}
+
 void
 print_tbl(struct html *h, const struct tbl_span *sp)
 {
-       const struct tbl_head *hp;
        const struct tbl_dat *dp;
        struct tag      *tt;
-       struct htmlpair  tag;
-
-       switch (sp->pos) {
-       case (TBL_SPAN_HORIZ):
-               /* FALLTHROUGH */
-       case (TBL_SPAN_DHORIZ):
-               return;
-       default:
-               break;
-       }
+       int              ic;
 
        /* Inhibit printing of spaces: we do padding ourselves. */
 
+       if (h->tblt == NULL)
+               html_tblopen(h, sp);
+
+       assert(h->tblt);
+
        h->flags |= HTML_NONOSPACE;
        h->flags |= HTML_NOSPACE;
 
-       PAIR_CLASS_INIT(&tag, "tbl");
+       tt = print_otag(h, TAG_TR, "");
 
-       print_otag(h, TAG_TABLE, 1, &tag);
-       print_otag(h, TAG_TR, 0, NULL);
+       switch (sp->pos) {
+       case TBL_SPAN_HORIZ:
+       case TBL_SPAN_DHORIZ:
+               print_otag(h, TAG_TD, "?", "colspan", "0");
+               break;
+       default:
+               dp = sp->first;
+               for (ic = 0; ic < sp->opts->cols; ic++) {
+                       print_stagq(h, tt);
+                       print_otag(h, TAG_TD, "");
 
-       dp = sp->first;
-       for (hp = sp->head; hp; hp = hp->next) {
-               switch (hp->pos) {
-               case (TBL_HEAD_VERT):
-                       /* FALLTHROUGH */
-               case (TBL_HEAD_DVERT):
-                       continue;
-               case (TBL_HEAD_DATA):
-                       break;
-               }
-               tt = print_otag(h, TAG_TD, 0, NULL);
-               if (dp) {
-                       if (dp->string)
-                               print_text(h, dp->string);
+                       if (dp == NULL || dp->layout->col > ic)
+                               continue;
+                       if (dp->layout->pos != TBL_CELL_DOWN)
+                               if (dp->string != NULL)
+                                       print_text(h, dp->string);
                        dp = dp->next;
                }
-               print_tagq(h, tt);
+               break;
        }
+
+       print_tagq(h, tt);
+
        h->flags &= ~HTML_NONOSPACE;
+
+       if (sp->next == NULL) {
+               assert(h->tbl.cols);
+               free(h->tbl.cols);
+               h->tbl.cols = NULL;
+               print_tblclose(h);
+       }
+
 }