xorg-server-1.4/hw/dmx/dmxpixmap.h

   1 /*
   2  * Copyright 2001-2004 Red Hat Inc., Durham, North Carolina.
   3  *
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining
   7  * a copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation on the rights to use, copy, modify, merge,
  10  * publish, distribute, sublicense, and/or sell copies of the Software,
  11  * and to permit persons to whom the Software is furnished to do so,
  12  * subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial
  16  * portions of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  19  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  21  * NON-INFRINGEMENT.  IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
  22  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  23  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  25  * SOFTWARE.
  26  */
  27
  28 /*
  29  * Authors:
  30  *   Kevin E. Martin <kem@redhat.com>
  31  *
  32  */
  33
  34 /** \file
  35  * Interface for pixmap support.  \see dmxpixmap.c */
  36
  37 #ifndef DMXPIXMAP_H
  38 #define DMXPIXMAP_H
  39
  40 #include "pixmapstr.h"
  41
  42 /** Pixmap private area. */
  43 typedef struct _dmxPixPriv {
  44     Pixmap   pixmap;
  45     XImage  *detachedImage;
  46 } dmxPixPrivRec, *dmxPixPrivPtr;
  47
  48
  49 extern Bool      dmxInitPixmap(ScreenPtr pScreen);
  50
  51 extern PixmapPtr dmxCreatePixmap(ScreenPtr pScreen,
  52                                  int width, int height, int depth);
  53 extern Bool      dmxDestroyPixmap(PixmapPtr pPixmap);
  54 extern RegionPtr dmxBitmapToRegion(PixmapPtr pPixmap);
  55
  56 extern void      dmxBECreatePixmap(PixmapPtr pPixmap);
  57 extern Bool      dmxBEFreePixmap(PixmapPtr pPixmap);
  58
  59 /** Private index.  \see dmxpicmap.h \see dmxscrinit.c */
  60 extern int dmxPixPrivateIndex;
  61
  62 /** Get pixmap private pointer. */
  63 #define DMX_GET_PIXMAP_PRIV(_pPix)                                      \
  64     (dmxPixPrivPtr)(_pPix)->devPrivates[dmxPixPrivateIndex].ptr
  65
  66 #endif /* DMXPIXMAP_H */