/* * 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, pointer 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 */