1706f2543Smrg/* 2706f2543Smrg * Copyright 2001-2004 Red Hat Inc., Durham, North Carolina. 3706f2543Smrg * 4706f2543Smrg * All Rights Reserved. 5706f2543Smrg * 6706f2543Smrg * Permission is hereby granted, free of charge, to any person obtaining 7706f2543Smrg * a copy of this software and associated documentation files (the 8706f2543Smrg * "Software"), to deal in the Software without restriction, including 9706f2543Smrg * without limitation on the rights to use, copy, modify, merge, 10706f2543Smrg * publish, distribute, sublicense, and/or sell copies of the Software, 11706f2543Smrg * and to permit persons to whom the Software is furnished to do so, 12706f2543Smrg * subject to the following conditions: 13706f2543Smrg * 14706f2543Smrg * The above copyright notice and this permission notice (including the 15706f2543Smrg * next paragraph) shall be included in all copies or substantial 16706f2543Smrg * portions of the Software. 17706f2543Smrg * 18706f2543Smrg * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 19706f2543Smrg * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20706f2543Smrg * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 21706f2543Smrg * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS 22706f2543Smrg * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 23706f2543Smrg * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 24706f2543Smrg * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 25706f2543Smrg * SOFTWARE. 26706f2543Smrg */ 27706f2543Smrg 28706f2543Smrg/* 29706f2543Smrg * Authors: 30706f2543Smrg * Kevin E. Martin <kem@redhat.com> 31706f2543Smrg * 32706f2543Smrg */ 33706f2543Smrg 34706f2543Smrg/** \file 35706f2543Smrg * Interface for GC support. \see dmxgc.c */ 36706f2543Smrg 37706f2543Smrg#ifndef DMXGC_H 38706f2543Smrg#define DMXGC_H 39706f2543Smrg 40706f2543Smrg#include "gcstruct.h" 41706f2543Smrg 42706f2543Smrg/** GC private area. */ 43706f2543Smrgtypedef struct _dmxGCPriv { 44706f2543Smrg GCOps *ops; 45706f2543Smrg GCFuncs *funcs; 46706f2543Smrg XlibGC gc; 47706f2543Smrg Bool msc; 48706f2543Smrg} dmxGCPrivRec, *dmxGCPrivPtr; 49706f2543Smrg 50706f2543Smrg 51706f2543Smrgextern Bool dmxInitGC(ScreenPtr pScreen); 52706f2543Smrg 53706f2543Smrgextern Bool dmxCreateGC(GCPtr pGC); 54706f2543Smrgextern void dmxValidateGC(GCPtr pGC, unsigned long changes, 55706f2543Smrg DrawablePtr pDrawable); 56706f2543Smrgextern void dmxChangeGC(GCPtr pGC, unsigned long mask); 57706f2543Smrgextern void dmxCopyGC(GCPtr pGCSrc, unsigned long changes, GCPtr pGCDst); 58706f2543Smrgextern void dmxDestroyGC(GCPtr pGC); 59706f2543Smrgextern void dmxChangeClip(GCPtr pGC, int type, pointer pvalue, int nrects); 60706f2543Smrgextern void dmxDestroyClip(GCPtr pGC); 61706f2543Smrgextern void dmxCopyClip(GCPtr pGCDst, GCPtr pGCSrc); 62706f2543Smrg 63706f2543Smrgextern void dmxBECreateGC(ScreenPtr pScreen, GCPtr pGC); 64706f2543Smrgextern Bool dmxBEFreeGC(GCPtr pGC); 65706f2543Smrg 66706f2543Smrg/** Get private. */ 67706f2543Smrg#define DMX_GET_GC_PRIV(_pGC) \ 68706f2543Smrg (dmxGCPrivPtr)dixLookupPrivate(&(_pGC)->devPrivates, dmxGCPrivateKey) 69706f2543Smrg 70706f2543Smrg#define DMX_GC_FUNC_PROLOGUE(_pGC) \ 71706f2543Smrgdo { \ 72706f2543Smrg dmxGCPrivPtr _pGCPriv = DMX_GET_GC_PRIV(_pGC); \ 73706f2543Smrg DMX_UNWRAP(funcs, _pGCPriv, (_pGC)); \ 74706f2543Smrg if (_pGCPriv->ops) \ 75706f2543Smrg DMX_UNWRAP(ops, _pGCPriv, (_pGC)); \ 76706f2543Smrg} while (0) 77706f2543Smrg 78706f2543Smrg#define DMX_GC_FUNC_EPILOGUE(_pGC) \ 79706f2543Smrgdo { \ 80706f2543Smrg dmxGCPrivPtr _pGCPriv = DMX_GET_GC_PRIV(_pGC); \ 81706f2543Smrg DMX_WRAP(funcs, &dmxGCFuncs, _pGCPriv, (_pGC)); \ 82706f2543Smrg if (_pGCPriv->ops) \ 83706f2543Smrg DMX_WRAP(ops, &dmxGCOps, _pGCPriv, (_pGC)); \ 84706f2543Smrg} while (0) 85706f2543Smrg 86706f2543Smrg#endif /* DMXGC_H */ 87