xref: /netbsd-src/external/gpl2/groff/dist/src/devices/grohtml/html.h (revision 89a07cf815a29524268025a1139fac4c5190f765)
1 /*	$NetBSD: html.h,v 1.1.1.1 2016/01/13 18:41:49 christos Exp $	*/
2 
3 // -*- C++ -*-
4 /* Copyright (C) 2000, 2001, 2002, 2004 Free Software Foundation, Inc.
5      Written by James Clark (jjc@jclark.com)
6 
7 This file is part of groff.
8 
9 groff is free software; you can redistribute it and/or modify it under
10 the terms of the GNU General Public License as published by the Free
11 Software Foundation; either version 2, or (at your option) any later
12 version.
13 
14 groff is distributed in the hope that it will be useful, but WITHOUT ANY
15 WARRANTY; without even the implied warranty of MERCHANTABILITY or
16 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
17 for more details.
18 
19 You should have received a copy of the GNU General Public License along
20 with groff; see the file COPYING.  If not, write to the Free Software
21 Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
22 
23 #if !defined(HTML_H)
24 #  define HTML_H
25 
26 /*
27  *  class and structure needed to buffer words
28  */
29 
30 struct word {
31   char *s;
32   word  *next;
33 
34   word  (const char *w, int n);
35   ~word ();
36 };
37 
38 class word_list {
39 public:
40             word_list     ();
41   int       flush         (FILE *f);
42   void      add_word      (const char *s, int n);
43   int       get_length    (void);
44 
45 private:
46   int       length;
47   word     *head;
48   word     *tail;
49 };
50 
51 class simple_output {
52 public:
53   simple_output(FILE *, int max_line_length);
54   simple_output &put_string(const char *, int);
55   simple_output &put_string(const char *s);
56   simple_output &put_string(const string &s);
57   simple_output &put_troffps_char (const char *s);
58   simple_output &put_translated_string(const char *s);
59   simple_output &put_number(int);
60   simple_output &put_float(double);
61   simple_output &put_symbol(const char *);
62   simple_output &put_literal_symbol(const char *);
63   simple_output &set_fixed_point(int);
64   simple_output &simple_comment(const char *);
65   simple_output &begin_comment(const char *);
66   simple_output &comment_arg(const char *);
67   simple_output &end_comment();
68   simple_output &set_file(FILE *);
69   simple_output &include_file(FILE *);
70   simple_output &copy_file(FILE *);
71   simple_output &end_line();
72   simple_output &put_raw_char(char);
73   simple_output &special(const char *);
74   simple_output &enable_newlines(int);
75   simple_output &check_newline(int n);
76   simple_output &nl(void);
77   simple_output &force_nl(void);
78   simple_output &space_or_newline (void);
79   simple_output &begin_tag (void);
80   FILE *get_file();
81 private:
82   FILE         *fp;
83   int           max_line_length;          // not including newline
84   int           col;
85   int           fixed_point;
86   int           newlines;                 // can we issue newlines automatically?
87   word_list     last_word;
88 
89   void          flush_last_word (void);
90   int           check_space (const char *s, int n);
91 };
92 
get_file()93 inline FILE *simple_output::get_file()
94 {
95   return fp;
96 }
97 
98 #endif
99