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/* $OpenBSD: roff_html.c,v 1.11 2017/06/24 14:38:28 schwarze Exp $ */ |
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/* |
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* Copyright (c) 2010 Kristaps Dzonsons <kristaps@bsd.lv> |
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* Copyright (c) 2014, 2017 Ingo Schwarze <schwarze@openbsd.org> |
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* |
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* Permission to use, copy, modify, and distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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* copyright notice and this permission notice appear in all copies. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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*/ |
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#include <sys/types.h> |
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#include <assert.h> |
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#include <stddef.h> |
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#include "mandoc.h" |
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#include "roff.h" |
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#include "out.h" |
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#include "html.h" |
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#define ROFF_HTML_ARGS struct html *h, const struct roff_node *n |
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typedef void (*roff_html_pre_fp)(ROFF_HTML_ARGS); |
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static void roff_html_pre_br(ROFF_HTML_ARGS); |
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static void roff_html_pre_ce(ROFF_HTML_ARGS); |
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static void roff_html_pre_sp(ROFF_HTML_ARGS); |
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static const roff_html_pre_fp roff_html_pre_acts[ROFF_MAX] = { |
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roff_html_pre_br, /* br */ |
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roff_html_pre_ce, /* ce */ |
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NULL, /* ft */ |
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NULL, /* ll */ |
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NULL, /* mc */ |
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NULL, /* po */ |
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roff_html_pre_ce, /* rj */ |
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roff_html_pre_sp, /* sp */ |
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NULL, /* ta */ |
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NULL, /* ti */ |
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}; |
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void |
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roff_html_pre(struct html *h, const struct roff_node *n) |
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{ |
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assert(n->tok < ROFF_MAX); |
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if (roff_html_pre_acts[n->tok] != NULL) |
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(*roff_html_pre_acts[n->tok])(h, n); |
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} |
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static void |
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roff_html_pre_br(ROFF_HTML_ARGS) |
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{ |
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struct tag *t; |
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t = print_otag(h, TAG_DIV, ""); |
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print_text(h, "\\~"); /* So the div isn't empty. */ |
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print_tagq(h, t); |
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} |
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static void |
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roff_html_pre_ce(ROFF_HTML_ARGS) |
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{ |
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for (n = n->child->next; n != NULL; n = n->next) { |
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if (n->type == ROFFT_TEXT) { |
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if (n->flags & NODE_LINE) |
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roff_html_pre_br(h, n); |
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print_text(h, n->string); |
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} else |
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roff_html_pre(h, n); |
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} |
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roff_html_pre_br(h, n); |
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} |
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static void |
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roff_html_pre_sp(ROFF_HTML_ARGS) |
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{ |
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struct roffsu su; |
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SCALE_VS_INIT(&su, 1); |
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if ((n = n->child) != NULL) { |
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if (a2roffsu(n->string, &su, SCALE_VS) == NULL) |
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su.scale = 1.0; |
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else if (su.scale < 0.0) |
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su.scale = 0.0; |
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} |
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print_otag(h, TAG_DIV, "suh", &su); |
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print_text(h, "\\~"); /* So the div isn't empty. */ |
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} |