Adding upstream version 1.23.0.upstream/1.23.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

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: