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
|
/* Copyright (C) 1992, 1993, 1994 Aladdin Enterprises. All rights reserved.
This file is part of GNU Ghostscript.
GNU Ghostscript is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY. No author or distributor accepts responsibility to
anyone for the consequences of using it or for whether it serves any
particular purpose or works at all, unless he says so in writing. Refer to
the GNU General Public License for full details.
Everyone is granted permission to copy, modify and redistribute GNU
Ghostscript, but only under the conditions described in the GNU General
Public License. A copy of this license is supposed to have been given to
you along with GNU Ghostscript so you can know your rights and
responsibilities. It should be in a file named COPYING. Among other
things, the copyright notice and this notice must be preserved on all
copies.
Aladdin Enterprises is not affiliated with the Free Software Foundation or
the GNU Project. GNU Ghostscript, as distributed by Aladdin Enterprises,
does not depend on any other GNU software.
*/
/* gdevmgr.h */
/* Common header file for MGR devices */
#define MGR_RESERVEDCOLORS 16
/* Color mapping routines for 8-bit color (with a fixed palette). */
dev_proc_map_rgb_color(mgr_8bit_map_rgb_color);
dev_proc_map_color_rgb(mgr_8bit_map_color_rgb);
/* extract from dump.h */
/*
* format for saved bitmaps
*/
#define B_PUTHDR8(hdr, w, h, d) ( \
(hdr)->magic[0] = 'y', (hdr)->magic[1] = 'z', \
(hdr)->h_wide = (((w) >> 6) & 0x3f) + ' ', \
(hdr)->l_wide = ((w) & 0x3f) + ' ', \
(hdr)->h_high = (((h) >> 6) & 0x3f) + ' ', \
(hdr)->l_high = ((h) & 0x3f) + ' ', \
(hdr)->depth = ((d) & 0x3f) + ' ', \
(hdr)->_reserved = ' ' )
struct b_header {
char magic[2]; /* magics */
char h_wide; /* upper byte width (biased with 0x20) */
char l_wide; /* lower byte width (biased with 0x20) */
char h_high; /* upper byte height (biased with 0x20) */
char l_high; /* lower byte height (biased with 0x20) */
char depth; /* depth (biased with 0x20) */
char _reserved; /* for alignment */
};
/*
* Color lookup table information
*/
struct nclut {
unsigned short colnum;
unsigned short red, green, blue;
} ;
/* extract from color.h */
/*
* MGR Color Definitions
*/
#define LUT_BW 0
#define LUT_GREY 1
#define LUT_BGREY 2
#define LUT_VGA 3
#define LUT_BCT 4
#define LUT_USER 5
#define LUT 6
#define LUT_8 LUT
#define RGB_RED 0
#define RGB_GREEN 1
#define RGB_BLUE 2
#define RGB 3
#define LUTENTRIES 16
#define BW_RED 15, 0, 15, 0, 15, 0, 15, 0, 15, 0, 15, 0, 15, 0, 15, 0
#define BW_GREEN BW_RED
#define BW_BLUE BW_RED
#define GREY_RED 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
#define GREY_GREEN GREY_RED
#define GREY_BLUE GREY_RED
#define BGREY_RED 1, 0, 2, 8, 4, 3, 13, 11, 7, 6, 10, 12, 14, 5, 9, 15
#define BGREY_GREEN BGREY_RED
#define BGREY_BLUE BGREY_RED
#define VGA_RED 0, 0, 0, 0, 8, 8, 8, 12, 8, 0, 0, 0, 15, 15, 15, 15
#define VGA_GREEN 0, 0, 8, 8, 0, 0, 8, 12, 8, 0, 15, 15, 0, 0, 15, 15
#define VGA_BLUE 0, 8, 0, 8, 0, 8, 0, 12, 8, 15, 0, 15, 0, 15, 0, 15
#define BCT_RED 1, 7, 6, 15, 14, 3, 13, 11, 7, 13, 13, 15, 15, 5, 9, 15
#define BCT_GREEN 1, 7, 13, 12, 5, 3, 13, 11, 7, 14, 15, 15, 14, 5, 9, 15
#define BCT_BLUE 1, 14, 6, 8, 5, 3, 13, 11, 7, 15, 14, 12, 13, 5, 9, 15
#define USER_RED 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
#define USER_GREEN USER_RED
#define USER_BLUE USER_RED
static char mgrlut[LUT][RGB][LUTENTRIES] = {
{ { BW_RED }, { BW_GREEN }, { BW_BLUE } },
{ { GREY_RED }, { GREY_GREEN }, { GREY_BLUE } },
{ { BGREY_RED }, { BGREY_GREEN }, { BGREY_BLUE } },
{ { VGA_RED }, { VGA_GREEN }, { VGA_BLUE } },
{ { BCT_RED }, { BCT_GREEN }, { BCT_BLUE } },
{ { USER_RED }, { USER_GREEN }, { USER_BLUE } }
};
|
