diff options
Diffstat (limited to 'src/preproc/tbl/table.h')
| -rw-r--r-- | src/preproc/tbl/table.h | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/src/preproc/tbl/table.h b/src/preproc/tbl/table.h new file mode 100644 index 0000000..62346fa --- /dev/null +++ b/src/preproc/tbl/table.h @@ -0,0 +1,179 @@ +/* Copyright (C) 1989-2020 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 3 of the License, 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 this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include "lib.h" + +#include <stdlib.h> +#include <ctype.h> +#include <errno.h> + +#include "cset.h" +#include "cmap.h" +#include "stringclass.h" +#include "errarg.h" +#include "error.h" +#include "lf.h" + +// PREFIX and PREFIX_CHAR must be the same. +#define PREFIX "3" +#define PREFIX_CHAR '3' + +// LEADER and LEADER_CHAR must be the same. +#define LEADER "a" +#define LEADER_CHAR 'a' + +struct inc_number { + short inc; + short val; +}; + +struct entry_modifier { + inc_number point_size; + inc_number vertical_spacing; + string font; + string macro; + 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; +}; + +class table_entry; +struct horizontal_span; +struct stuff; +struct vertical_rule; + +class table { + 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; // from a vertical rule or box border, in ens + int right_separation; // from a vertical rule or box border, in ens + int total_separation; + int allocated_rows; + void build_span_list(); + void compute_overall_width(); + 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, int); + void compute_total_separation(); + 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(); + int count_expand_columns(); +public: + unsigned flags; + enum { + CENTER = 0x00000001, + EXPAND = 0x00000002, + BOX = 0x00000004, + ALLBOX = 0x00000008, + DOUBLEBOX = 0x00000010, + NOKEEP = 0x00000020, + NOSPACES = 0x00000040, + NOWARN = 0x00000080, + // The next few properties help manage nroff mode output. + HAS_TOP_VLINE = 0x00000100, + HAS_TOP_HLINE = 0x00000200, + GAP_EXPAND = 0x00000400, + EXPERIMENTAL = 0x80000000 // undocumented + }; + char *expand; + 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_expand_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); + +extern int compatible_flag; + +// Local Variables: +// fill-column: 72 +// mode: C++ +// End: +// vim: set cindent noexpandtab shiftwidth=2 textwidth=72: |