IABSD.fr/xenocara/xserver/xfixes/xfixes.h

Branch : - branch - master - tag -

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  Commit

• Author : matthieu
  Date : 2012-06-10 13:21:05
  Hash : e60da745
  Message : Update to xserver 1.12.2. tested by naddy@, krw@, mpi@.

• xserver/xfixes/xfixes.h

• /*
   * Copyright © 2002 Keith Packard
   *
   * Permission to use, copy, modify, distribute, and sell this software and its
   * documentation for any purpose is hereby granted without fee, 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 name of Keith Packard not be used in
   * advertising or publicity pertaining to distribution of the software without
   * specific, written prior permission.  Keith Packard makes no
   * representations about the suitability of this software for any purpose.  It
   * is provided "as is" without express or implied warranty.
   *
   * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
   * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
   * EVENT SHALL KEITH PACKARD 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.
   */
  
  #ifdef HAVE_DIX_CONFIG_H
  #include <dix-config.h>
  #endif
  
  #ifndef _XFIXES_H_
  #define _XFIXES_H_
  
  #include "resource.h"
  
  extern _X_EXPORT RESTYPE RegionResType;
  extern _X_EXPORT RESTYPE PointerBarrierType;
  extern _X_EXPORT int XFixesErrorBase;
  
  #define VERIFY_REGION(pRegion, rid, client, mode)			\
      do {								\
  	int err;							\
  	err = dixLookupResourceByType((pointer *) &pRegion, rid,	\
  				      RegionResType, client, mode);	\
  	if (err != Success) {						\
  	    client->errorValue = rid;					\
  	    return err;							\
  	}								\
      } while (0)
  
  #define VERIFY_REGION_OR_NONE(pRegion, rid, client, mode) { \
      pRegion = 0; \
      if (rid) VERIFY_REGION(pRegion, rid, client, mode); \
  }
  
  extern _X_EXPORT RegionPtr
   XFixesRegionCopy(RegionPtr pRegion);
  
  struct PointerBarrier {
      CARD16 x1, x2, y1, y2;
      CARD32 directions;
  };
  
  extern int
   barrier_get_direction(int, int, int, int);
  extern BOOL
  barrier_is_blocking(const struct PointerBarrier *, int, int, int, int,
                      double *);
  extern BOOL barrier_is_blocking_direction(const struct PointerBarrier *, int);
  extern void
  
  barrier_clamp_to_barrier(struct PointerBarrier *barrier, int dir, int *x,
                           int *y);
  
  #endif                          /* _XFIXES_H_ */