1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
|
/*
This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks.
Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata,
the dvipdfmx project team.
Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu>
This program 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 of the License, or
(at your option) any later version.
This program 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, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#ifndef _DVICODES_H_
#define _DVICODES_H_
/* DVI op codes */
#define SET_CHAR_0 0
#define SET_CHAR_1 1
/* etc. */
#define SET_CHAR_127 127
#define SET1 128 /* Typesets its single operand between 128 and 255 */
#define SET2 129 /* Typesets its single two byte unsigned operand */
#define SET3 130 /* Typesets its single three byte unsigned operand */
#define SET4 131 /* Typesets its single four byte unsigned operand */
#define SET_RULE 132 /* Sets a rule of height param1(four bytes) and width param2(four bytes) */
/* These are *signed*. Nothing typeset for nonpositive values */
/* However, negative value *do* change current point */
#define PUT1 133 /* Like SET1, but point doesn't change */
#define PUT2 134 /* Like SET2 */
#define PUT3 135 /* Like SET3 */
#define PUT4 136 /* Like SET4 */
#define PUT_RULE 137 /* Like SET_RULE */
#define NOP 138
#define BOP 139 /* Followed by 10 four byte count registers (signed?). Last parameter points to */
/* previous BOP (backward linked, first BOP has -1). BOP clears stack and resets current point. */
#define EOP 140
#define PUSH 141 /* Pushes h,v,w,x,y,z */
#define POP 142 /* Opposite of push*/
#define RIGHT1 143 /* Move right by one byte signed operand */
#define RIGHT2 144 /* Move right by two byte signed operand */
#define RIGHT3 145 /* Move right by three byte signed operand */
#define RIGHT4 146 /* Move right by four byte signed operand */
#define W0 147 /* Move right w */
#define W1 148 /* w <- single byte signed operand. Move right by same amount */
#define W2 149 /* Same as W1 with two byte signed operand */
#define W3 150 /* Three byte signed operand */
#define W4 151 /* Four byte signed operand */
#define X0 152 /* Move right x */
#define X1 153 /* Like W1 */
#define X2 154 /* Like W2 */
#define X3 155 /* Like W3 */
#define X4 156 /* Like W4 */
#define DOWN1 157 /* Move down by one byte signed operand */
#define DOWN2 158 /* Two byte signed operand */
#define DOWN3 159 /* Three byte signed operand */
#define DOWN4 160 /* Four byte signed operand */
#define Y0 161 /* Move down by y */
#define Y1 162 /* Move down by one byte signed operand, which replaces Y */
#define Y2 163 /* Two byte signed operand */
#define Y3 164 /* Three byte signed operand */
#define Y4 165 /* Four byte signed operand */
#define Z0 166 /* Like Y0, but use z */
#define Z1 167 /* Like Y1 */
#define Z2 168 /* Like Y2 */
#define Z3 169 /* Like Y3 */
#define Z4 170 /* Like Y4 */
#define FNT_NUM_0 171 /* Switch to font 0 */
#define FNT_NUM_1 172 /* Switch to font 1 */
/* etc. */
#define FNT_NUM_63 234 /* Switch to font 63 */
#define FNT1 235 /* Switch to font described by single byte unsigned operand */
#define FNT2 236 /* Switch to font described by two byte unsigned operand */
#define FNT3 237 /* Three byte font descriptor */
#define FNT4 238 /* Four byte operator (Knuth says signed, but what would be the point? */
#define XXX1 239 /* Special. Operand is one byte length. Special follows immediately */
#define XXX2 240 /* Two byte operand */
#define XXX3 241 /* Three byte operand */
#define XXX4 242 /* Four byte operand (Knuth says TeX uses only XXX1 and XXX4 */
#define FNT_DEF1 243 /* One byte font number, four byte checksum, four byte magnified size (DVI units),
four byte designed size, single byte directory length, single byte name length,
followed by complete name (area+name) */
#define FNT_DEF2 244 /* Same for two byte font number */
#define FNT_DEF3 245 /* Same for three byte font number */
#define FNT_DEF4 246 /* Four byte font number (Knuth says signed) */
#define PRE 247 /* Preamble:
one byte DVI version (should be 2)
four byte unsigned numerator
four byte unsigned denominator -- one DVI unit = den/num*10^(-7) m
four byte magnification (multiplied by 1000)
one byte unsigned comment length followed by comment. */
#define DVI_ID 2 /* ID Byte for current DVI file */
#define DVIV_ID 3 /* with Ascii pTeX VW mode extension */
#ifdef XETEX
#define XDVI_ID 5 /* XeTeX ".xdv" output that uses XDV opcodes below */
#endif
#define POST 248 /* Postamble- -- similar to preamble
four byte pointer to final bop
four byte numerator
four byte denominator
four byte mag
four byte maximum height (signed?)
four byte maximum width
two byte max stack depth required to process file
two byte number of pages */
#define POST_POST 249 /* End of postamble
four byte pointer to POST command
Version byte (same as preamble)
Padded by four or more 223's to the end of the file. */
#define PADDING 223
#define PTEXDIR 255 /* Ascii pTeX DIR command */
#ifdef XETEX
#define XDV_PIC_FILE 251 /* include graphic or PDF file */
#define XDV_NATIVE_FONT_DEF 252 /* fontdef for native platform font */
#define XDV_GLYPH_ARRAY 253 /* string of glyph IDs with X and Y positions */
#define XDV_GLYPH_STRING 254 /* string of glyph IDs with X-positions only */
#endif
#endif /* _DVICODES_H_ */
|
