86 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			86 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
 | |
|  * Copyright 2001-2004 Red Hat Inc., Durham, North Carolina.
 | |
|  *
 | |
|  * All Rights Reserved.
 | |
|  *
 | |
|  * Permission is hereby granted, free of charge, to any person obtaining
 | |
|  * a copy of this software and associated documentation files (the
 | |
|  * "Software"), to deal in the Software without restriction, including
 | |
|  * without limitation on the rights to use, copy, modify, merge,
 | |
|  * publish, distribute, sublicense, and/or sell copies of the Software,
 | |
|  * and to permit persons to whom the Software is furnished to do so,
 | |
|  * subject to the following conditions:
 | |
|  *
 | |
|  * The above copyright notice and this permission notice (including the
 | |
|  * next paragraph) 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
 | |
|  * NON-INFRINGEMENT.  IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
 | |
|  * 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.
 | |
|  */
 | |
| 
 | |
| /*
 | |
|  * Authors:
 | |
|  *   Kevin E. Martin <kem@redhat.com>
 | |
|  *
 | |
|  */
 | |
| 
 | |
| /** \file
 | |
|  * Interface for GC support.  \see dmxgc.c */
 | |
| 
 | |
| #ifndef DMXGC_H
 | |
| #define DMXGC_H
 | |
| 
 | |
| #include "gcstruct.h"
 | |
| 
 | |
| /** GC private area. */
 | |
| typedef struct _dmxGCPriv {
 | |
|     GCOps *ops;
 | |
|     GCFuncs *funcs;
 | |
|     XlibGC gc;
 | |
|     Bool msc;
 | |
| } dmxGCPrivRec, *dmxGCPrivPtr;
 | |
| 
 | |
| extern Bool dmxInitGC(ScreenPtr pScreen);
 | |
| 
 | |
| extern Bool dmxCreateGC(GCPtr pGC);
 | |
| extern void dmxValidateGC(GCPtr pGC, unsigned long changes,
 | |
|                           DrawablePtr pDrawable);
 | |
| extern void dmxChangeGC(GCPtr pGC, unsigned long mask);
 | |
| extern void dmxCopyGC(GCPtr pGCSrc, unsigned long changes, GCPtr pGCDst);
 | |
| extern void dmxDestroyGC(GCPtr pGC);
 | |
| extern void dmxChangeClip(GCPtr pGC, int type, void *pvalue, int nrects);
 | |
| extern void dmxDestroyClip(GCPtr pGC);
 | |
| extern void dmxCopyClip(GCPtr pGCDst, GCPtr pGCSrc);
 | |
| 
 | |
| extern void dmxBECreateGC(ScreenPtr pScreen, GCPtr pGC);
 | |
| extern Bool dmxBEFreeGC(GCPtr pGC);
 | |
| 
 | |
| /** Get private. */
 | |
| #define DMX_GET_GC_PRIV(_pGC)						\
 | |
|     (dmxGCPrivPtr)dixLookupPrivate(&(_pGC)->devPrivates, dmxGCPrivateKey)
 | |
| 
 | |
| #define DMX_GC_FUNC_PROLOGUE(_pGC)					\
 | |
| do {									\
 | |
|     dmxGCPrivPtr _pGCPriv = DMX_GET_GC_PRIV(_pGC);			\
 | |
|     DMX_UNWRAP(funcs, _pGCPriv, (_pGC));				\
 | |
|     if (_pGCPriv->ops)							\
 | |
| 	DMX_UNWRAP(ops, _pGCPriv, (_pGC));				\
 | |
| } while (0)
 | |
| 
 | |
| #define DMX_GC_FUNC_EPILOGUE(_pGC)					\
 | |
| do {									\
 | |
|     dmxGCPrivPtr _pGCPriv = DMX_GET_GC_PRIV(_pGC);			\
 | |
|     DMX_WRAP(funcs, &dmxGCFuncs, _pGCPriv, (_pGC));			\
 | |
|     if (_pGCPriv->ops)							\
 | |
| 	DMX_WRAP(ops, &dmxGCOps, _pGCPriv, (_pGC));			\
 | |
| } while (0)
 | |
| 
 | |
| #endif                          /* DMXGC_H */
 |