src/pre-eqn/pbox.h

   1 /*@
   2  * Copyright (c) 2014 Steffen (Daode) Nurpmeso <sdaoden@users.sf.net>.
   3  *
   4  * Copyright (C) 1989 - 1992 Free Software Foundation, Inc.
   5  *      Written by James Clark (jjc@jclark.com)
   6  *
   7  * groff is free software; you can redistribute it and/or modify it under
   8  * the terms of the GNU General Public License as published by the Free
   9  * Software Foundation; either version 2, or (at your option) any later
  10  * version.
  11  *
  12  * groff is distributed in the hope that it will be useful, but WITHOUT ANY
  13  * WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  15  * for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with groff; see the file COPYING.  If not, write to the Free Software
  19  * Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA.
  20  */
  21 #ifndef _PBOX_H
  22 #define _PBOX_H
  23
  24 extern int fat_offset;
  25
  26 extern int over_hang;
  27 extern int accent_width;
  28
  29 extern int delimiter_factor;
  30 extern int delimiter_shortfall;
  31
  32 extern int null_delimiter_space;
  33 extern int script_space;
  34 extern int thin_space;
  35 extern int medium_space;
  36 extern int thick_space;
  37
  38 extern int num1;
  39 extern int num2;
  40 // we don't use num3, because we don't have \atop
  41 extern int denom1;
  42 extern int denom2;
  43 extern int axis_height;
  44 extern int sup1;
  45 extern int sup2;
  46 extern int sup3;
  47 extern int default_rule_thickness;
  48 extern int sub1;
  49 extern int sub2;
  50 extern int sup_drop;
  51 extern int sub_drop;
  52 extern int x_height;
  53 extern int big_op_spacing1;
  54 extern int big_op_spacing2;
  55 extern int big_op_spacing3;
  56 extern int big_op_spacing4;
  57 extern int big_op_spacing5;
  58
  59 extern int baseline_sep;
  60 extern int shift_down;
  61 extern int column_sep;
  62 extern int matrix_side_sep;
  63
  64 // ms.eqn relies on this!
  65
  66 #define LINE_STRING "10"
  67 #define MARK_OR_LINEUP_FLAG_REG "MK"
  68
  69 #define WIDTH_FORMAT PREFIX "w%d"
  70 #define HEIGHT_FORMAT PREFIX "h%d"
  71 #define DEPTH_FORMAT PREFIX "d%d"
  72 #define TOTAL_FORMAT PREFIX "t%d"
  73 #define SIZE_FORMAT PREFIX "z%d"
  74 #define SMALL_SIZE_FORMAT PREFIX "Z%d"
  75 #define SUP_RAISE_FORMAT PREFIX "p%d"
  76 #define SUB_LOWER_FORMAT PREFIX "b%d"
  77 #define SUB_KERN_FORMAT PREFIX "k%d"
  78 #define FONT_FORMAT PREFIX "f%d"
  79 #define SKEW_FORMAT PREFIX "s%d"
  80 #define LEFT_WIDTH_FORMAT PREFIX "lw%d"
  81 #define LEFT_DELIM_STRING_FORMAT PREFIX "l%d"
  82 #define RIGHT_DELIM_STRING_FORMAT PREFIX "r%d"
  83 #define SQRT_STRING_FORMAT PREFIX "sqr%d"
  84 #define SQRT_WIDTH_FORMAT PREFIX "sq%d"
  85 #define BASELINE_SEP_FORMAT PREFIX "bs%d"
  86 // this needs two parameters, the uid and the column index
  87 #define COLUMN_WIDTH_FORMAT PREFIX "cw%d,%d"
  88
  89 #define BAR_STRING PREFIX "sqb"
  90 #define TEMP_REG PREFIX "temp"
  91 #define MARK_REG PREFIX "mark"
  92 #define MARK_WIDTH_REG PREFIX "mwidth"
  93 #define SAVED_MARK_REG PREFIX "smark"
  94 #define MAX_SIZE_REG PREFIX "mxsz"
  95 #define REPEAT_APPEND_STRING_MACRO PREFIX "ras"
  96 #define TOP_HEIGHT_REG PREFIX "th"
  97 #define TOP_DEPTH_REG PREFIX "td"
  98 #define MID_HEIGHT_REG PREFIX "mh"
  99 #define MID_DEPTH_REG PREFIX "md"
 100 #define BOT_HEIGHT_REG PREFIX "bh"
 101 #define BOT_DEPTH_REG PREFIX "bd"
 102 #define EXT_HEIGHT_REG PREFIX "eh"
 103 #define EXT_DEPTH_REG PREFIX "ed"
 104 #define TOTAL_HEIGHT_REG PREFIX "tot"
 105 #define DELTA_REG PREFIX "delta"
 106 #define DELIM_STRING PREFIX "delim"
 107 #define DELIM_WIDTH_REG PREFIX "dwidth"
 108 #define SAVED_FONT_REG PREFIX "sfont"
 109 #define SAVED_PREV_FONT_REG PREFIX "spfont"
 110 #define SAVED_INLINE_FONT_REG PREFIX "sifont"
 111 #define SAVED_INLINE_PREV_FONT_REG PREFIX "sipfont"
 112 #define SAVED_SIZE_REG PREFIX "ssize"
 113 #define SAVED_INLINE_SIZE_REG PREFIX "sisize"
 114 #define SAVED_INLINE_PREV_SIZE_REG PREFIX "sipsize"
 115 #define SAVE_FONT_STRING PREFIX "sfont"
 116 #define RESTORE_FONT_STRING PREFIX "rfont"
 117 #define INDEX_REG PREFIX "i"
 118 #define TEMP_MACRO PREFIX "tempmac"
 119
 120 #define DELIMITER_CHAR "\\(EQ"
 121
 122 const int CRAMPED_SCRIPT_STYLE = 0;
 123 const int SCRIPT_STYLE = 1;
 124 const int CRAMPED_DISPLAY_STYLE = 2;
 125 const int DISPLAY_STYLE = 3;
 126
 127 extern int script_style(int);
 128 extern int cramped_style(int);
 129
 130 const int ORDINARY_TYPE = 0;
 131 const int OPERATOR_TYPE = 1;
 132 const int BINARY_TYPE = 2;
 133 const int RELATION_TYPE = 3;
 134 const int OPENING_TYPE = 4;
 135 const int CLOSING_TYPE = 5;
 136 const int PUNCTUATION_TYPE = 6;
 137 const int INNER_TYPE = 7;
 138 const int SUPPRESS_TYPE = 8;
 139
 140 void set_script_size();
 141
 142 enum { HINT_PREV_IS_ITALIC = 01, HINT_NEXT_IS_ITALIC = 02 };
 143
 144 extern const char *current_roman_font;
 145
 146 #endif // _PBOX_H
 147 // s-it2-mode