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/***********************************************************
Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts,
and the Massachusetts Institute of Technology, Cambridge, 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 names of Digital or MIT 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.

******************************************************************/
/* $Header: /var/lib/cvsd/repos/research/researchv9/X11/src/X.V11R1/server/include/gc.h,v 1.1.1.1 2018/04/24 17:22:00 root Exp $ */

#ifndef GC_H
#define GC_H 

/* clientClipType field in GC */
#define CT_NONE			0
#define CT_PIXMAP		1
#define CT_REGION		2
#define CT_UNSORTED		6
#define CT_YSORTED		10
#define CT_YXSORTED		14
#define CT_YXBANDED		18

#define GCQREASON_VALIDATE	1
#define GCQREASON_CHANGE	2
#define GCQREASON_COPY_SRC	3
#define GCQREASON_COPY_DST	4
#define GCQREASON_DESTROY	5

#define GC_CHANGE_SERIAL_BIT        (1L<<31)
#define GC_CALL_VALIDATE_BIT        (1L<<30)
#define GCExtensionInterest   (1L<<29)

#define DRAWABLE_SERIAL_BITS        (~(GC_CHANGE_SERIAL_BIT))

#define MAX_SERIAL_NUM     (1L<<28)
#define NEXT_SERIAL_NUMBER ((++globalSerialNumber) > MAX_SERIAL_NUM ? \
	    (globalSerialNumber  = 1): globalSerialNumber);

typedef struct _GCInterest *GCInterestPtr;
typedef struct _GC    *GCPtr;
extern GCPtr GetScratchGC();
extern void  FreeScratchGC();
#endif /* GC_H */

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