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File: [cvsweb.bsd.lv] / mandoc / eqn_html.c (download)

Revision 1.3, Sun Apr 20 16:46:04 2014 UTC (7 years, 1 month ago) by schwarze
Branch: MAIN
CVS Tags: VERSION_1_13_1
Changes since 1.2: +5 -5 lines

KNF: case (FOO):  ->  case FOO:, remove /* LINTED */ and /* ARGSUSED */,
remove trailing whitespace and blanks before tabs, improve some indenting;
no functional change

/*	$Id: eqn_html.c,v 1.3 2014/04/20 16:46:04 schwarze Exp $ */
/*
 * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * 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 <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "mandoc.h"
#include "out.h"
#include "html.h"

static	const enum htmltag fontmap[EQNFONT__MAX] = {
	TAG_SPAN, /* EQNFONT_NONE */
	TAG_SPAN, /* EQNFONT_ROMAN */
	TAG_B, /* EQNFONT_BOLD */
	TAG_B, /* EQNFONT_FAT */
	TAG_I /* EQNFONT_ITALIC */
};

static void	eqn_box(struct html *, const struct eqn_box *);


void
print_eqn(struct html *p, const struct eqn *ep)
{
	struct htmlpair	 tag;
	struct tag	*t;

	PAIR_CLASS_INIT(&tag, "eqn");
	t = print_otag(p, TAG_SPAN, 1, &tag);

	p->flags |= HTML_NONOSPACE;
	eqn_box(p, ep->root);
	p->flags &= ~HTML_NONOSPACE;

	print_tagq(p, t);
}

static void
eqn_box(struct html *p, const struct eqn_box *bp)
{
	struct tag	*t;

	t = EQNFONT_NONE == bp->font ? NULL :
	    print_otag(p, fontmap[(int)bp->font], 0, NULL);

	if (bp->left)
		print_text(p, bp->left);

	if (bp->text)
		print_text(p, bp->text);

	if (bp->first)
		eqn_box(p, bp->first);

	if (NULL != t)
		print_tagq(p, t);
	if (bp->right)
		print_text(p, bp->right);

	if (bp->next)
		eqn_box(p, bp->next);
}