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Annotation of mandoc/eqn_term.c, Revision 1.4

1.4     ! kristaps    1: /*     $Id: eqn_term.c,v 1.3 2011/07/23 22:57:13 kristaps Exp $ */
1.1       kristaps    2: /*
                      3:  * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
                      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: #ifdef HAVE_CONFIG_H
                     18: #include "config.h"
                     19: #endif
                     20:
                     21: #include <assert.h>
                     22: #include <stdio.h>
                     23: #include <stdlib.h>
                     24: #include <string.h>
                     25:
                     26: #include "mandoc.h"
                     27: #include "out.h"
                     28: #include "term.h"
                     29:
1.4     ! kristaps   30: static const enum termfont fontmap[EQNFONT__MAX] = {
        !            31:        TERMFONT_NONE, /* EQNFONT_NONE */
        !            32:        TERMFONT_NONE, /* EQNFONT_ROMAN */
        !            33:        TERMFONT_BOLD, /* EQNFONT_BOLD */
        !            34:        TERMFONT_BOLD, /* EQNFONT_FAT */
        !            35:        TERMFONT_UNDER /* EQNFONT_ITALIC */
        !            36: };
        !            37:
1.3       kristaps   38: static void    eqn_box(struct termp *, const struct eqn_box *);
1.1       kristaps   39:
                     40: void
                     41: term_eqn(struct termp *p, const struct eqn *ep)
                     42: {
                     43:
                     44:        p->flags |= TERMP_NONOSPACE;
                     45:        eqn_box(p, ep->root);
1.4     ! kristaps   46:        term_word(p, " ");
1.1       kristaps   47:        p->flags &= ~TERMP_NONOSPACE;
                     48: }
                     49:
                     50: static void
                     51: eqn_box(struct termp *p, const struct eqn_box *bp)
                     52: {
                     53:
1.4     ! kristaps   54:        if (EQNFONT_NONE != bp->font)
        !            55:                term_fontpush(p, fontmap[(int)bp->font]);
        !            56:        if (bp->left)
        !            57:                term_word(p, bp->left);
        !            58:        if (EQN_SUBEXPR == bp->type)
        !            59:                term_word(p, "(");
        !            60:
        !            61:        if (bp->text)
        !            62:                term_word(p, bp->text);
1.1       kristaps   63:
                     64:        if (bp->first)
                     65:                eqn_box(p, bp->first);
                     66:
1.4     ! kristaps   67:        if (EQN_SUBEXPR == bp->type)
        !            68:                term_word(p, ")");
        !            69:        if (bp->right)
        !            70:                term_word(p, bp->right);
        !            71:        if (EQNFONT_NONE != bp->font)
        !            72:                term_fontpop(p);
1.1       kristaps   73:
                     74:        if (bp->next)
                     75:                eqn_box(p, bp->next);
                     76: }

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