/* $Id$ */
/*
* Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se>
*
* 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.
*/
#ifndef TERM_H
#define TERM_H
#include "mdoc.h"
/* FIXME - clean up tabs. */
#define INDENT 6
__BEGIN_DECLS
enum termenc {
TERMENC_ASCII,
TERMENC_LATIN1,
TERMENC_UTF8
};
struct termp {
size_t rmargin; /* Current right margin. */
size_t maxrmargin; /* Max right margin. */
size_t maxcols; /* Max size of buf. */
size_t offset; /* Margin offest. */
size_t col; /* Bytes in buf. */
int flags;
#define TERMP_NOSPACE (1 << 0) /* No space before words. */
#define TERMP_NOLPAD (1 << 1) /* No leftpad before flush. */
#define TERMP_NOBREAK (1 << 2) /* No break after flush. */
#define TERMP_LITERAL (1 << 3) /* Literal words. */
#define TERMP_IGNDELIM (1 << 4) /* Delims like regulars. */
#define TERMP_NONOSPACE (1 << 5) /* No space (no autounset). */
#define TERMP_NONOBREAK (1 << 7) /* Don't newln NOBREAK. */
#define TERMP_STYLE 0x0300 /* Style mask. */
#define TERMP_BOLD (1 << 8) /* Styles... */
#define TERMP_UNDER (1 << 9)
char *buf; /* Output buffer. */
enum termenc enc; /* Type of encoding. */
void *symtab; /* Encoded-symbol table. */
};
/* XXX - clean this up. */
struct termpair {
struct termpair *ppair;
int type;
#define TERMPAIR_FLAG (1 << 0)
int flag;
size_t offset;
size_t rmargin;
int count;
};
#define TERMPAIR_SETFLAG(termp, p, fl) \
do { \
assert(! (TERMPAIR_FLAG & (p)->type)); \
(termp)->flags |= (fl); \
(p)->flag = (fl); \
(p)->type |= TERMPAIR_FLAG; \
} while ( /* CONSTCOND */ 0)
struct termact {
int (*pre)(struct termp *, struct termpair *,
const struct mdoc_meta *,
const struct mdoc_node *);
void (*post)(struct termp *, struct termpair *,
const struct mdoc_meta *,
const struct mdoc_node *);
};
void *term_ascii2htab(void);
const char *term_a2ascii(void *, const char *, size_t, size_t *);
void term_asciifree(void *);
void term_newln(struct termp *);
void term_vspace(struct termp *);
void term_word(struct termp *, const char *);
void term_flushln(struct termp *);
void term_node(struct termp *, struct termpair *,
const struct mdoc_meta *,
const struct mdoc_node *);
const struct termact *termacts;
__END_DECLS
#endif /*!TERM_H*/
