135 lines
4.3 KiB
C
135 lines
4.3 KiB
C
/*
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Copyright 1987, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Digital not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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*/
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/* $Xorg: colormapst.h,v 1.4 2001/02/09 02:05:14 xorgcvs Exp $ */
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#ifndef CMAPSTRUCT_H
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#define CMAPSTRUCT_H 1
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#include <X11/Xarch.h>
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#include "colormap.h"
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#include "screenint.h"
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/* Shared color -- the color is used by AllocColorPlanes */
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typedef struct
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{
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unsigned short color;
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short refcnt;
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} SHAREDCOLOR;
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/* LOCO -- a local color for a PseudoColor cell. DirectColor maps always
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* use the first value (called red) in the structure. What channel they
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* are really talking about depends on which map they are in. */
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typedef struct
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{
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unsigned short red, green, blue;
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} LOCO;
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/* SHCO -- a shared color for a PseudoColor cell. Used with AllocColorPlanes.
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* DirectColor maps always use the first value (called red) in the structure.
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* What channel they are really talking about depends on which map they
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* are in. */
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typedef struct
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{
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SHAREDCOLOR *red, *green, *blue;
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} SHCO;
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/* color map entry */
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typedef struct _CMEntry
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{
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union
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{
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LOCO local;
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SHCO shco;
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} co;
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short refcnt;
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Bool fShared;
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} Entry;
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/*
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* COLORMAPs can be used for either Direct or Pseudo color. PseudoColor
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* only needs one cell table, we arbitrarily pick red. We keep track
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* of that table with freeRed, numPixelsRed, and clientPixelsRed
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*
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* The padN variables are unfortunate ABI BC. See fdo bug #6924.
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*/
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typedef struct _ColormapRec
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{
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VisualPtr pVisual;
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short class; /* PseudoColor or DirectColor */
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#if defined(_XSERVER64)
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short pad0;
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XID pad1;
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#endif
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XID mid; /* client's name for colormap */
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#if defined(_XSERVER64) && (X_BYTE_ORDER == X_LITTLE_ENDIAN)
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XID pad2;
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#endif
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ScreenPtr pScreen; /* screen map is associated with */
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short flags; /* 1 = IsDefault
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* 2 = AllAllocated */
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int freeRed;
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int freeGreen;
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int freeBlue;
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int *numPixelsRed;
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int *numPixelsGreen;
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int *numPixelsBlue;
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Pixel **clientPixelsRed;
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Pixel **clientPixelsGreen;
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Pixel **clientPixelsBlue;
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Entry *red;
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Entry *green;
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Entry *blue;
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pointer devPriv;
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DevUnion *devPrivates; /* dynamic devPrivates added after devPriv
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already existed - must keep devPriv */
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} ColormapRec;
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#endif /* COLORMAP_H */
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