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Annotation of mandoc/roff_term.c, Revision 1.3

1.1       schwarze    1: /*     $OpenBSD$ */
                      2: /*
1.3     ! schwarze    3:  * Copyright (c) 2010, 2014, 2017 Ingo Schwarze <schwarze@openbsd.org>
1.1       schwarze    4:  *
                      5:  * Permission to use, copy, modify, and distribute this software for any
                      6:  * purpose with or without fee is hereby granted, provided that the above
                      7:  * copyright notice and this permission notice appear in all copies.
                      8:  *
                      9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     16:  */
                     17: #include <sys/types.h>
                     18:
                     19: #include <assert.h>
1.3     ! schwarze   20: #include <stddef.h>
1.1       schwarze   21:
                     22: #include "roff.h"
                     23: #include "out.h"
                     24: #include "term.h"
                     25:
                     26: #define        ROFF_TERM_ARGS struct termp *p, const struct roff_node *n
                     27:
                     28: typedef        void    (*roff_term_pre_fp)(ROFF_TERM_ARGS);
                     29:
                     30: static void      roff_term_pre_br(ROFF_TERM_ARGS);
1.2       schwarze   31: static void      roff_term_pre_ft(ROFF_TERM_ARGS);
1.3     ! schwarze   32: static void      roff_term_pre_ll(ROFF_TERM_ARGS);
1.1       schwarze   33:
                     34: static const roff_term_pre_fp roff_term_pre_acts[ROFF_MAX] = {
                     35:        roff_term_pre_br,  /* br */
1.2       schwarze   36:        roff_term_pre_ft,  /* ft */
1.3     ! schwarze   37:        roff_term_pre_ll,  /* ft */
1.1       schwarze   38: };
                     39:
                     40:
                     41: void
                     42: roff_term_pre(struct termp *p, const struct roff_node *n)
                     43: {
                     44:        assert(n->tok < ROFF_MAX);
                     45:        (*roff_term_pre_acts[n->tok])(p, n);
                     46: }
                     47:
                     48: static void
                     49: roff_term_pre_br(ROFF_TERM_ARGS)
                     50: {
                     51:        term_newln(p);
                     52:        if (p->flags & TERMP_BRIND) {
                     53:                p->offset = p->rmargin;
                     54:                p->rmargin = p->maxrmargin;
                     55:                p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND);
1.2       schwarze   56:        }
                     57: }
                     58:
                     59: static void
                     60: roff_term_pre_ft(ROFF_TERM_ARGS)
                     61: {
                     62:        switch (*n->child->string) {
                     63:        case '4':
                     64:        case '3':
                     65:        case 'B':
                     66:                term_fontrepl(p, TERMFONT_BOLD);
                     67:                break;
                     68:        case '2':
                     69:        case 'I':
                     70:                term_fontrepl(p, TERMFONT_UNDER);
                     71:                break;
                     72:        case 'P':
                     73:                term_fontlast(p);
                     74:                break;
                     75:        case '1':
                     76:        case 'C':
                     77:        case 'R':
                     78:                term_fontrepl(p, TERMFONT_NONE);
                     79:                break;
                     80:        default:
                     81:                break;
1.1       schwarze   82:        }
1.3     ! schwarze   83: }
        !            84:
        !            85: static void
        !            86: roff_term_pre_ll(ROFF_TERM_ARGS)
        !            87: {
        !            88:        term_setwidth(p, n->child != NULL ? n->child->string : NULL);
1.1       schwarze   89: }