/contrib/groff/src/devices/grohtml/html-table.h
https://bitbucket.org/freebsd/freebsd-head/ · C++ Header · 132 lines · 80 code · 17 blank · 35 comment · 0 complexity · d33be24721cc9ff89f460903c8beb221 MD5 · raw file
- // -*- C++ -*-
- /* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
- *
- * Gaius Mulley (gaius@glam.ac.uk) wrote html-table.h
- *
- * html-table.h
- *
- * provides the methods necessary to handle indentation and tab
- * positions using html tables.
- */
- /*
- 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, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
- #include "html.h"
- #if !defined(HTML_TABLE_H)
- #define HTML_TABLE_H
- typedef struct tab_position {
- char alignment;
- int position;
- struct tab_position *next;
- } tab_position;
- class tabs {
- public:
- tabs ();
- ~tabs ();
- void clear (void);
- int compatible (const char *s);
- void init (const char *s);
- void check_init (const char *s);
- int find_tab (int pos);
- int get_tab_pos (int n);
- char get_tab_align (int n);
- void dump_tabs (void);
- private:
- void delete_list (void);
- tab_position *tab;
- };
- /*
- * define a column
- */
- typedef struct cols {
- int left, right;
- int no;
- char alignment;
- struct cols *next;
- } cols;
- class html_table {
- public:
- html_table (simple_output *op, int linelen);
- ~html_table (void);
- int add_column (int coln, int hstart, int hend, char align);
- cols *get_column (int coln);
- int insert_column (int coln, int hstart, int hend, char align);
- int modify_column (cols *c, int hstart, int hend, char align);
- int find_tab_column (int pos);
- int find_column (int pos);
- int get_tab_pos (int n);
- char get_tab_align (int n);
- void set_linelength (int linelen);
- int no_columns (void);
- int no_gaps (void);
- int is_gap (cols *c);
- void dump_table (void);
- void emit_table_header (int space);
- void emit_col (int n);
- void emit_new_row (void);
- void emit_finish_table (void);
- int get_right (cols *c);
- void add_indent (int indent);
- void finish_row (void);
- int get_effective_linelength (void);
- void set_space (int space);
- tabs *tab_stops; /* tab stop positions */
- simple_output *out;
- private:
- cols *columns; /* column entries */
- int linelength;
- cols *last_col; /* last column started */
- int start_space; /* have we seen a `.sp' tag? */
- void remove_cols (cols *c);
- };
- /*
- * the indentation wrapper.
- * Builds an indentation from a html-table.
- * This table is only emitted if the paragraph is emitted.
- */
- class html_indent {
- public:
- html_indent (simple_output *op, int ind, int pageoffset, int linelength);
- ~html_indent (void);
- void begin (int space); // called if we need to use the indent
- void get_reg (int *ind, int *pageoffset, int *linelength);
- // the indent is shutdown when it is deleted
- private:
- void end (void);
- int is_used;
- int pg; // values of the registers as passed via initialization
- int ll;
- int in;
- html_table *table;
- };
- #endif