142 lines
4.1 KiB
C
142 lines
4.1 KiB
C
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// -*- C++ -*-
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/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
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Written by James Clark (jjc@jclark.com)
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This file is part of groff.
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groff is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2, or (at your option) any later
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version.
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groff is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License along
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with groff; see the file COPYING. If not, write to the Free Software
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Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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extern int fat_offset;
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extern int over_hang;
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extern int accent_width;
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extern int delimiter_factor;
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extern int delimiter_shortfall;
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extern int null_delimiter_space;
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extern int script_space;
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extern int thin_space;
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extern int medium_space;
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extern int thick_space;
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extern int num1;
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extern int num2;
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// we don't use num3, because we don't have \atop
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extern int denom1;
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extern int denom2;
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extern int axis_height;
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extern int sup1;
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extern int sup2;
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extern int sup3;
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extern int default_rule_thickness;
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extern int sub1;
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extern int sub2;
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extern int sup_drop;
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extern int sub_drop;
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extern int x_height;
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extern int big_op_spacing1;
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extern int big_op_spacing2;
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extern int big_op_spacing3;
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extern int big_op_spacing4;
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extern int big_op_spacing5;
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extern int baseline_sep;
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extern int shift_down;
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extern int column_sep;
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extern int matrix_side_sep;
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// ms.eqn relies on this!
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#define LINE_STRING "10"
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#define MARK_OR_LINEUP_FLAG_REG "MK"
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#define WIDTH_FORMAT PREFIX "w%d"
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#define HEIGHT_FORMAT PREFIX "h%d"
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#define DEPTH_FORMAT PREFIX "d%d"
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#define TOTAL_FORMAT PREFIX "t%d"
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#define SIZE_FORMAT PREFIX "z%d"
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#define SMALL_SIZE_FORMAT PREFIX "Z%d"
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#define SUP_RAISE_FORMAT PREFIX "p%d"
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#define SUB_LOWER_FORMAT PREFIX "b%d"
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#define SUB_KERN_FORMAT PREFIX "k%d"
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#define FONT_FORMAT PREFIX "f%d"
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#define SKEW_FORMAT PREFIX "s%d"
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#define LEFT_WIDTH_FORMAT PREFIX "lw%d"
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#define LEFT_DELIM_STRING_FORMAT PREFIX "l%d"
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#define RIGHT_DELIM_STRING_FORMAT PREFIX "r%d"
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#define SQRT_STRING_FORMAT PREFIX "sqr%d"
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#define SQRT_WIDTH_FORMAT PREFIX "sq%d"
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#define BASELINE_SEP_FORMAT PREFIX "bs%d"
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// this needs two parameters, the uid and the column index
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#define COLUMN_WIDTH_FORMAT PREFIX "cw%d,%d"
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#define BAR_STRING PREFIX "sqb"
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#define TEMP_REG PREFIX "temp"
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#define MARK_REG PREFIX "mark"
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#define MARK_WIDTH_REG PREFIX "mwidth"
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#define SAVED_MARK_REG PREFIX "smark"
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#define MAX_SIZE_REG PREFIX "mxsz"
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#define REPEAT_APPEND_STRING_MACRO PREFIX "ras"
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#define TOP_HEIGHT_REG PREFIX "th"
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#define TOP_DEPTH_REG PREFIX "td"
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#define MID_HEIGHT_REG PREFIX "mh"
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#define MID_DEPTH_REG PREFIX "md"
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#define BOT_HEIGHT_REG PREFIX "bh"
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#define BOT_DEPTH_REG PREFIX "bd"
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#define EXT_HEIGHT_REG PREFIX "eh"
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#define EXT_DEPTH_REG PREFIX "ed"
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#define TOTAL_HEIGHT_REG PREFIX "tot"
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#define DELTA_REG PREFIX "delta"
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#define DELIM_STRING PREFIX "delim"
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#define DELIM_WIDTH_REG PREFIX "dwidth"
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#define SAVED_FONT_REG PREFIX "sfont"
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#define SAVED_PREV_FONT_REG PREFIX "spfont"
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#define SAVED_INLINE_FONT_REG PREFIX "sifont"
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#define SAVED_INLINE_PREV_FONT_REG PREFIX "sipfont"
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#define SAVED_SIZE_REG PREFIX "ssize"
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#define SAVED_INLINE_SIZE_REG PREFIX "sisize"
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#define SAVED_INLINE_PREV_SIZE_REG PREFIX "sipsize"
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#define SAVE_FONT_STRING PREFIX "sfont"
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#define RESTORE_FONT_STRING PREFIX "rfont"
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#define INDEX_REG PREFIX "i"
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#define TEMP_MACRO PREFIX "tempmac"
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#define DELIMITER_CHAR "\\(EQ"
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const int CRAMPED_SCRIPT_STYLE = 0;
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const int SCRIPT_STYLE = 1;
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const int CRAMPED_DISPLAY_STYLE = 2;
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const int DISPLAY_STYLE = 3;
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extern int script_style(int);
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extern int cramped_style(int);
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const int ORDINARY_TYPE = 0;
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const int OPERATOR_TYPE = 1;
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const int BINARY_TYPE = 2;
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const int RELATION_TYPE = 3;
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const int OPENING_TYPE = 4;
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const int CLOSING_TYPE = 5;
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const int PUNCTUATION_TYPE = 6;
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const int INNER_TYPE = 7;
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const int SUPPRESS_TYPE = 8;
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void set_script_size();
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enum { HINT_PREV_IS_ITALIC = 01, HINT_NEXT_IS_ITALIC = 02 };
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extern const char *current_roman_font;
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