NetBSD/gnu/usr.bin/groff/grops/ps.h

123 lines
4.1 KiB
C
Raw Normal View History

1993-07-15 20:30:15 +04:00
// -*- C++ -*-
/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
groff is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 2, or (at your option) any later
version.
groff is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License along
with groff; see the file COPYING. If not, write to the Free Software
1996-08-13 11:03:54 +04:00
Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
1993-07-15 20:30:15 +04:00
class ps_output {
public:
ps_output(FILE *, int max_line_length);
ps_output &put_string(const char *, int);
ps_output &put_number(int);
ps_output &put_fix_number(int);
ps_output &put_float(double);
ps_output &put_symbol(const char *);
ps_output &put_literal_symbol(const char *);
ps_output &set_fixed_point(int);
ps_output &simple_comment(const char *);
ps_output &begin_comment(const char *);
ps_output &comment_arg(const char *);
ps_output &end_comment();
ps_output &set_file(FILE *);
ps_output &include_file(FILE *);
ps_output &copy_file(FILE *);
ps_output &end_line();
ps_output &put_delimiter(char);
ps_output &special(const char *);
FILE *get_file();
private:
FILE *fp;
int col;
int max_line_length; // not including newline
int need_space;
int fixed_point;
};
inline FILE *ps_output::get_file()
{
return fp;
}
enum resource_type {
RESOURCE_FONT,
RESOURCE_PROCSET,
RESOURCE_FILE,
RESOURCE_ENCODING,
RESOURCE_FORM,
RESOURCE_PATTERN
};
struct resource;
extern string an_empty_string;
class resource_manager {
public:
resource_manager();
~resource_manager();
void import_file(const char *filename, ps_output &);
void need_font(const char *name);
void print_header_comments(ps_output &);
void document_setup(ps_output &);
void output_prolog(ps_output &);
private:
unsigned extensions;
unsigned language_level;
resource *procset_resource;
resource *resource_list;
resource *lookup_resource(resource_type type, string &name,
string &version = an_empty_string,
unsigned revision = 0);
resource *lookup_font(const char *name);
void read_download_file();
void supply_resource(resource *r, int rank, FILE *outfp,
int is_document = 0);
void process_file(int rank, FILE *fp, const char *filename, FILE *outfp);
resource *read_file_arg(const char **);
resource *read_procset_arg(const char **);
resource *read_font_arg(const char **);
resource *read_resource_arg(const char **);
void print_resources_comment(unsigned flag, FILE *outfp);
void print_extensions_comment(FILE *outfp);
void print_language_level_comment(FILE *outfp);
int do_begin_resource(const char *ptr, int rank, FILE *fp, FILE *outfp);
int do_include_resource(const char *ptr, int rank, FILE *fp, FILE *outfp);
int do_begin_document(const char *ptr, int rank, FILE *fp, FILE *outfp);
int do_include_document(const char *ptr, int rank, FILE *fp, FILE *outfp);
int do_begin_procset(const char *ptr, int rank, FILE *fp, FILE *outfp);
int do_include_procset(const char *ptr, int rank, FILE *fp, FILE *outfp);
int do_begin_font(const char *ptr, int rank, FILE *fp, FILE *outfp);
int do_include_font(const char *ptr, int rank, FILE *fp, FILE *outfp);
int do_begin_file(const char *ptr, int rank, FILE *fp, FILE *outfp);
int do_include_file(const char *ptr, int rank, FILE *fp, FILE *outfp);
int change_to_end_resource(const char *ptr, int rank, FILE *fp, FILE *outfp);
int do_begin_preview(const char *ptr, int rank, FILE *fp, FILE *outfp);
int do_begin_data(const char *ptr, int rank, FILE *fp, FILE *outfp);
int do_begin_binary(const char *ptr, int rank, FILE *fp, FILE *outfp);
};
extern unsigned broken_flags;
// broken_flags is ored from these
enum {
NO_SETUP_SECTION = 01,
STRIP_PERCENT_BANG = 02,
STRIP_STRUCTURE_COMMENTS = 04,
USE_PS_ADOBE_2_0 = 010
};