freebsd-dev/contrib/groff/tbl/table.h
1996-09-07 16:18:32 +00:00

153 lines
3.7 KiB
C++

// -*- 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
Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <ctype.h>
#include <errno.h>
#include "cset.h"
#include "cmap.h"
#include "stringclass.h"
#include "errarg.h"
#include "error.h"
#include "lib.h"
struct inc_number {
short inc;
short val;
};
struct entry_modifier {
inc_number point_size;
inc_number vertical_spacing;
string font;
enum { CENTER, TOP, BOTTOM } vertical_alignment;
char zero_width;
char stagger;
entry_modifier();
~entry_modifier();
};
enum format_type {
FORMAT_LEFT,
FORMAT_CENTER,
FORMAT_RIGHT,
FORMAT_NUMERIC,
FORMAT_ALPHABETIC,
FORMAT_SPAN,
FORMAT_VSPAN,
FORMAT_HLINE,
FORMAT_DOUBLE_HLINE
};
struct entry_format : public entry_modifier {
format_type type;
entry_format(format_type);
entry_format();
void debug_print() const;
};
struct table_entry;
struct horizontal_span;
struct stuff;
struct vertical_rule;
class table {
unsigned flags;
int nrows;
int ncolumns;
int linesize;
char delim[2];
char decimal_point_char;
vertical_rule *vrule_list;
stuff *stuff_list;
horizontal_span *span_list;
table_entry *entry_list;
table_entry **entry_list_tailp;
table_entry ***entry;
char **vline;
char *row_is_all_lines;
string *minimum_width;
int *column_separation;
char *equal;
int left_separation;
int right_separation;
int allocated_rows;
void build_span_list();
void do_hspan(int r, int c);
void do_vspan(int r, int c);
void allocate(int r);
void compute_widths();
void divide_span(int, int);
void sum_columns(int, int);
void compute_separation_factor();
void compute_column_positions();
void do_row(int);
void init_output();
void add_stuff(stuff *);
void do_top();
void do_bottom();
void do_vertical_rules();
void build_vrule_list();
void add_vertical_rule(int, int, int, int);
void define_bottom_macro();
int vline_spanned(int r, int c);
int row_begins_section(int);
int row_ends_section(int);
void make_columns_equal();
void compute_vrule_top_adjust(int, int, string &);
void compute_vrule_bot_adjust(int, int, string &);
void determine_row_type();
public:
/* used by flags */
enum {
CENTER = 01,
EXPAND = 02,
BOX = 04,
ALLBOX = 010,
DOUBLEBOX = 020,
NOKEEP = 040
};
table(int nc, unsigned flags, int linesize, char decimal_point_char);
~table();
void add_text_line(int r, const string &, const char *, int);
void add_single_hline(int r);
void add_double_hline(int r);
void add_entry(int r, int c, const string &, const entry_format *,
const char *, int lineno);
void add_vlines(int r, const char *);
void check();
void print();
void set_minimum_width(int c, const string &w);
void set_column_separation(int c, int n);
void set_equal_column(int c);
void set_delim(char c1, char c2);
void print_single_hline(int r);
void print_double_hline(int r);
int get_nrows();
};
void set_troff_location(const char *, int);