xref: /plan9/sys/src/cmd/gs/src/gsccolor.h (revision 593dc095aefb2a85c828727bbfa9da139a49bdf4)
1 /* Copyright (C) 1993, 1998, 1999 Aladdin Enterprises.  All rights reserved.
2 
3   This software is provided AS-IS with no warranty, either express or
4   implied.
5 
6   This software is distributed under license and may not be copied,
7   modified or distributed except as expressly authorized under the terms
8   of the license contained in the file LICENSE in this distribution.
9 
10   For more information about licensing, please refer to
11   http://www.ghostscript.com/licensing/. For information on
12   commercial licensing, go to http://www.artifex.com/licensing/ or
13   contact Artifex Software, Inc., 101 Lucas Valley Road #110,
14   San Rafael, CA  94903, U.S.A., +1(415)492-9861.
15 */
16 
17 /* $Id: gsccolor.h,v 1.5 2002/08/22 07:12:28 henrys Exp $ */
18 /* Client color structure definition */
19 
20 #ifndef gsccolor_INCLUDED
21 #  define gsccolor_INCLUDED
22 
23 #include "gsstype.h"		/* for extern_st */
24 
25 /* Pattern instance, usable in color. */
26 #ifndef gs_pattern_instance_DEFINED
27 #  define gs_pattern_instance_DEFINED
28 typedef struct gs_pattern_instance_s gs_pattern_instance_t;
29 #endif
30 
31 /*
32  * Define the maximum number of components in a client color.
33  * This must be at least 4, and should be at least 6 to accommodate
34  * hexachrome DeviceN color spaces.
35  */
36 #define GS_CLIENT_COLOR_MAX_COMPONENTS 16
37 
38 /* Paint (non-Pattern) colors */
39 typedef struct gs_paint_color_s {
40     float values[GS_CLIENT_COLOR_MAX_COMPONENTS];
41 } gs_paint_color;
42 
43 /* General colors */
44 #ifndef gs_client_color_DEFINED
45 #  define gs_client_color_DEFINED
46 typedef struct gs_client_color_s gs_client_color;
47 
48 #endif
49 struct gs_client_color_s {
50     gs_paint_color paint;	/* also color for uncolored pattern */
51     gs_pattern_instance_t *pattern;
52 };
53 
54 extern_st(st_client_color);
55 #define public_st_client_color() /* in gscolor.c */\
56   gs_public_st_ptrs1(st_client_color, gs_client_color, "gs_client_color",\
57     client_color_enum_ptrs, client_color_reloc_ptrs, pattern)
58 #define st_client_color_max_ptrs 1
59 
60 #endif /* gsccolor_INCLUDED */
61