112 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			112 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
 | |
| 
 | |
| Copyright 1987, 1998  The Open Group
 | |
| 
 | |
| Permission to use, copy, modify, distribute, and sell this software and its
 | |
| documentation for any purpose is hereby granted without fee, provided that
 | |
| the above copyright notice appear in all copies and that both that
 | |
| copyright notice and this permission notice appear in supporting
 | |
| documentation.
 | |
| 
 | |
| The above copyright notice and this permission notice shall be included in
 | |
| all copies or substantial portions of the Software.
 | |
| 
 | |
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 | |
| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 | |
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
 | |
| OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
 | |
| AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 | |
| CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 | |
| 
 | |
| Except as contained in this notice, the name of The Open Group shall not be
 | |
| used in advertising or otherwise to promote the sale, use or other dealings
 | |
| in this Software without prior written authorization from The Open Group.
 | |
| 
 | |
| Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
 | |
| 
 | |
|                         All Rights Reserved
 | |
| 
 | |
| Permission to use, copy, modify, and distribute this software and its
 | |
| documentation for any purpose and without fee is hereby granted,
 | |
| provided that the above copyright notice appear in all copies and that
 | |
| both that copyright notice and this permission notice appear in
 | |
| supporting documentation, and that the name of Digital not be
 | |
| used in advertising or publicity pertaining to distribution of the
 | |
| software without specific, written prior permission.
 | |
| 
 | |
| DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
 | |
| ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
 | |
| DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
 | |
| ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
 | |
| WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
 | |
| ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
 | |
| SOFTWARE.
 | |
| 
 | |
| */
 | |
| 
 | |
| #ifndef CMAPSTRUCT_H
 | |
| #define CMAPSTRUCT_H 1
 | |
| 
 | |
| #include "colormap.h"
 | |
| #include "screenint.h"
 | |
| #include "privates.h"
 | |
| 
 | |
| /* Shared color -- the color is used by AllocColorPlanes */
 | |
| typedef struct {
 | |
|     unsigned short color;
 | |
|     short refcnt;
 | |
| } SHAREDCOLOR;
 | |
| 
 | |
| /* LOCO -- a local color for a PseudoColor cell. DirectColor maps always
 | |
|  * use the first value (called red) in the structure.  What channel they
 | |
|  * are really talking about depends on which map they are in. */
 | |
| typedef struct {
 | |
|     unsigned short red, green, blue;
 | |
| } LOCO;
 | |
| 
 | |
| /* SHCO -- a shared color for a PseudoColor cell. Used with AllocColorPlanes.
 | |
|  * DirectColor maps always use the first value (called red) in the structure.
 | |
|  * What channel they are really talking about depends on which map they
 | |
|  * are in. */
 | |
| typedef struct {
 | |
|     SHAREDCOLOR *red, *green, *blue;
 | |
| } SHCO;
 | |
| 
 | |
| /* color map entry */
 | |
| typedef struct _CMEntry {
 | |
|     union {
 | |
|         LOCO local;
 | |
|         SHCO shco;
 | |
|     } co;
 | |
|     short refcnt;
 | |
|     Bool fShared;
 | |
| } Entry;
 | |
| 
 | |
| /* COLORMAPs can be used for either Direct or Pseudo color.  PseudoColor
 | |
|  * only needs one cell table, we arbitrarily pick red.  We keep track
 | |
|  * of that table with freeRed, numPixelsRed, and clientPixelsRed */
 | |
| 
 | |
| typedef struct _ColormapRec {
 | |
|     VisualPtr pVisual;
 | |
|     short class;                /* PseudoColor or DirectColor */
 | |
|     XID mid;                    /* client's name for colormap */
 | |
|     ScreenPtr pScreen;          /* screen map is associated with */
 | |
|     short flags;                /* 1 = CM_IsDefault
 | |
|                                  * 2 = CM_AllAllocated */
 | |
|     int freeRed;
 | |
|     int freeGreen;
 | |
|     int freeBlue;
 | |
|     int *numPixelsRed;
 | |
|     int *numPixelsGreen;
 | |
|     int *numPixelsBlue;
 | |
|     Pixel **clientPixelsRed;
 | |
|     Pixel **clientPixelsGreen;
 | |
|     Pixel **clientPixelsBlue;
 | |
|     Entry *red;
 | |
|     Entry *green;
 | |
|     Entry *blue;
 | |
|     PrivateRec *devPrivates;
 | |
| } ColormapRec;
 | |
| 
 | |
| #endif                          /* COLORMAP_H */
 |