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1 | /* |
2 | ||
3 | Copyright 1987, 1998 The Open Group | |
4 | ||
5 | Permission to use, copy, modify, distribute, and sell this software and its | |
6 | documentation for any purpose is hereby granted without fee, provided that | |
7 | the above copyright notice appear in all copies and that both that | |
8 | copyright notice and this permission notice appear in supporting | |
9 | documentation. | |
10 | ||
11 | The above copyright notice and this permission notice shall be included in | |
12 | all copies or substantial portions of the Software. | |
13 | ||
14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
17 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN | |
18 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
19 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
20 | ||
21 | Except as contained in this notice, the name of The Open Group shall not be | |
22 | used in advertising or otherwise to promote the sale, use or other dealings | |
23 | in this Software without prior written authorization from The Open Group. | |
24 | ||
25 | Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. | |
26 | ||
27 | All Rights Reserved | |
28 | ||
29 | Permission to use, copy, modify, and distribute this software and its | |
30 | documentation for any purpose and without fee is hereby granted, | |
31 | provided that the above copyright notice appear in all copies and that | |
32 | both that copyright notice and this permission notice appear in | |
33 | supporting documentation, and that the name of Digital not be | |
34 | used in advertising or publicity pertaining to distribution of the | |
35 | software without specific, written prior permission. | |
36 | ||
37 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING | |
38 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL | |
39 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR | |
40 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, | |
41 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, | |
42 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS | |
43 | SOFTWARE. | |
44 | ||
45 | */ | |
46 | ||
47 | #ifndef CMAPSTRUCT_H | |
48 | #define CMAPSTRUCT_H 1 | |
49 | ||
50 | #include "colormap.h" | |
51 | #include "screenint.h" | |
52 | #include "privates.h" | |
53 | ||
54 | /* Shared color -- the color is used by AllocColorPlanes */ | |
55 | typedef struct { | |
56 | unsigned short color; | |
57 | short refcnt; | |
58 | } SHAREDCOLOR; | |
59 | ||
60 | /* LOCO -- a local color for a PseudoColor cell. DirectColor maps always | |
61 | * use the first value (called red) in the structure. What channel they | |
62 | * are really talking about depends on which map they are in. */ | |
63 | typedef struct { | |
64 | unsigned short red, green, blue; | |
65 | } LOCO; | |
66 | ||
67 | /* SHCO -- a shared color for a PseudoColor cell. Used with AllocColorPlanes. | |
68 | * DirectColor maps always use the first value (called red) in the structure. | |
69 | * What channel they are really talking about depends on which map they | |
70 | * are in. */ | |
71 | typedef struct { | |
72 | SHAREDCOLOR *red, *green, *blue; | |
73 | } SHCO; | |
74 | ||
75 | /* color map entry */ | |
76 | typedef struct _CMEntry { | |
77 | union { | |
78 | LOCO local; | |
79 | SHCO shco; | |
80 | } co; | |
81 | short refcnt; | |
82 | Bool fShared; | |
83 | } Entry; | |
84 | ||
85 | /* COLORMAPs can be used for either Direct or Pseudo color. PseudoColor | |
86 | * only needs one cell table, we arbitrarily pick red. We keep track | |
87 | * of that table with freeRed, numPixelsRed, and clientPixelsRed */ | |
88 | ||
89 | typedef struct _ColormapRec { | |
90 | VisualPtr pVisual; | |
91 | short class; /* PseudoColor or DirectColor */ | |
92 | XID mid; /* client's name for colormap */ | |
93 | ScreenPtr pScreen; /* screen map is associated with */ | |
94 | short flags; /* 1 = IsDefault | |
95 | * 2 = AllAllocated */ | |
96 | int freeRed; | |
97 | int freeGreen; | |
98 | int freeBlue; | |
99 | int *numPixelsRed; | |
100 | int *numPixelsGreen; | |
101 | int *numPixelsBlue; | |
102 | Pixel **clientPixelsRed; | |
103 | Pixel **clientPixelsGreen; | |
104 | Pixel **clientPixelsBlue; | |
105 | Entry *red; | |
106 | Entry *green; | |
107 | Entry *blue; | |
108 | PrivateRec *devPrivates; | |
109 | } ColormapRec; | |
110 | ||
111 | #endif /* COLORMAP_H */ |