574 lines
15 KiB
C
574 lines
15 KiB
C
/***********************************************************
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Copyright 1987, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Digital not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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******************************************************************/
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#ifndef SCREENINTSTRUCT_H
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#define SCREENINTSTRUCT_H
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#include "screenint.h"
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#include "regionstr.h"
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#include "colormap.h"
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#include "cursor.h"
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#include "validate.h"
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#include <X11/Xproto.h>
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#include "dix.h"
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#include "privates.h"
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typedef struct _PixmapFormat {
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unsigned char depth;
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unsigned char bitsPerPixel;
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unsigned char scanlinePad;
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} PixmapFormatRec;
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typedef struct _Visual {
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VisualID vid;
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short class;
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short bitsPerRGBValue;
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short ColormapEntries;
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short nplanes;/* = log2 (ColormapEntries). This does not
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* imply that the screen has this many planes.
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* it may have more or fewer */
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unsigned long redMask, greenMask, blueMask;
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int offsetRed, offsetGreen, offsetBlue;
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} VisualRec;
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typedef struct _Depth {
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unsigned char depth;
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short numVids;
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VisualID *vids; /* block of visual ids for this depth */
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} DepthRec;
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typedef struct _ScreenSaverStuff {
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WindowPtr pWindow;
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XID wid;
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char blanked;
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Bool (*ExternalScreenSaver)(
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ScreenPtr /*pScreen*/,
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int /*xstate*/,
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Bool /*force*/);
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} ScreenSaverStuffRec;
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/*
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* There is a typedef for each screen function pointer so that code that
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* needs to declare a screen function pointer (e.g. in a screen private
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* or as a local variable) can easily do so and retain full type checking.
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*/
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typedef Bool (* CloseScreenProcPtr)(
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int /*index*/,
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ScreenPtr /*pScreen*/);
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typedef void (* QueryBestSizeProcPtr)(
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int /*class*/,
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unsigned short * /*pwidth*/,
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unsigned short * /*pheight*/,
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ScreenPtr /*pScreen*/);
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typedef Bool (* SaveScreenProcPtr)(
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ScreenPtr /*pScreen*/,
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int /*on*/);
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typedef void (* GetImageProcPtr)(
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DrawablePtr /*pDrawable*/,
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int /*sx*/,
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int /*sy*/,
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int /*w*/,
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int /*h*/,
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unsigned int /*format*/,
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unsigned long /*planeMask*/,
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char * /*pdstLine*/);
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typedef void (* GetSpansProcPtr)(
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DrawablePtr /*pDrawable*/,
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int /*wMax*/,
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DDXPointPtr /*ppt*/,
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int* /*pwidth*/,
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int /*nspans*/,
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char * /*pdstStart*/);
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typedef void (* SourceValidateProcPtr)(
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DrawablePtr /*pDrawable*/,
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int /*x*/,
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int /*y*/,
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int /*width*/,
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int /*height*/,
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unsigned int /*subWindowMode*/);
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typedef Bool (* CreateWindowProcPtr)(
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WindowPtr /*pWindow*/);
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typedef Bool (* DestroyWindowProcPtr)(
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WindowPtr /*pWindow*/);
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typedef Bool (* PositionWindowProcPtr)(
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WindowPtr /*pWindow*/,
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int /*x*/,
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int /*y*/);
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typedef Bool (* ChangeWindowAttributesProcPtr)(
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WindowPtr /*pWindow*/,
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unsigned long /*mask*/);
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typedef Bool (* RealizeWindowProcPtr)(
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WindowPtr /*pWindow*/);
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typedef Bool (* UnrealizeWindowProcPtr)(
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WindowPtr /*pWindow*/);
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typedef void (* RestackWindowProcPtr)(
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WindowPtr /*pWindow*/,
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WindowPtr /*pOldNextSib*/);
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typedef int (* ValidateTreeProcPtr)(
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WindowPtr /*pParent*/,
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WindowPtr /*pChild*/,
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VTKind /*kind*/);
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typedef void (* PostValidateTreeProcPtr)(
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WindowPtr /*pParent*/,
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WindowPtr /*pChild*/,
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VTKind /*kind*/);
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typedef void (* WindowExposuresProcPtr)(
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WindowPtr /*pWindow*/,
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RegionPtr /*prgn*/,
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RegionPtr /*other_exposed*/);
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typedef void (* CopyWindowProcPtr)(
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WindowPtr /*pWindow*/,
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DDXPointRec /*ptOldOrg*/,
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RegionPtr /*prgnSrc*/);
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typedef void (* ClearToBackgroundProcPtr)(
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WindowPtr /*pWindow*/,
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int /*x*/,
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int /*y*/,
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int /*w*/,
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int /*h*/,
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Bool /*generateExposures*/);
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typedef void (* ClipNotifyProcPtr)(
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WindowPtr /*pWindow*/,
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int /*dx*/,
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int /*dy*/);
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/* pixmap will exist only for the duration of the current rendering operation */
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#define CREATE_PIXMAP_USAGE_SCRATCH 1
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/* pixmap will be the backing pixmap for a redirected window */
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#define CREATE_PIXMAP_USAGE_BACKING_PIXMAP 2
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/* pixmap will contain a glyph */
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#define CREATE_PIXMAP_USAGE_GLYPH_PICTURE 3
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typedef PixmapPtr (* CreatePixmapProcPtr)(
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ScreenPtr /*pScreen*/,
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int /*width*/,
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int /*height*/,
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int /*depth*/,
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unsigned /*usage_hint*/);
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typedef Bool (* DestroyPixmapProcPtr)(
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PixmapPtr /*pPixmap*/);
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typedef Bool (* RealizeFontProcPtr)(
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ScreenPtr /*pScreen*/,
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FontPtr /*pFont*/);
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typedef Bool (* UnrealizeFontProcPtr)(
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ScreenPtr /*pScreen*/,
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FontPtr /*pFont*/);
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typedef void (* ConstrainCursorProcPtr)(
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DeviceIntPtr /*pDev*/,
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ScreenPtr /*pScreen*/,
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BoxPtr /*pBox*/);
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typedef void (* CursorLimitsProcPtr)(
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DeviceIntPtr /* pDev */,
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ScreenPtr /*pScreen*/,
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CursorPtr /*pCursor*/,
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BoxPtr /*pHotBox*/,
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BoxPtr /*pTopLeftBox*/);
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typedef Bool (* DisplayCursorProcPtr)(
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DeviceIntPtr /* pDev */,
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ScreenPtr /*pScreen*/,
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CursorPtr /*pCursor*/);
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typedef Bool (* RealizeCursorProcPtr)(
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DeviceIntPtr /* pDev */,
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ScreenPtr /*pScreen*/,
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CursorPtr /*pCursor*/);
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typedef Bool (* UnrealizeCursorProcPtr)(
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DeviceIntPtr /* pDev */,
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ScreenPtr /*pScreen*/,
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CursorPtr /*pCursor*/);
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typedef void (* RecolorCursorProcPtr)(
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DeviceIntPtr /* pDev */,
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ScreenPtr /*pScreen*/,
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CursorPtr /*pCursor*/,
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Bool /*displayed*/);
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typedef Bool (* SetCursorPositionProcPtr)(
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DeviceIntPtr /* pDev */,
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ScreenPtr /*pScreen*/,
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int /*x*/,
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int /*y*/,
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Bool /*generateEvent*/);
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typedef Bool (* CreateGCProcPtr)(
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GCPtr /*pGC*/);
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typedef Bool (* CreateColormapProcPtr)(
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ColormapPtr /*pColormap*/);
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typedef void (* DestroyColormapProcPtr)(
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ColormapPtr /*pColormap*/);
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typedef void (* InstallColormapProcPtr)(
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ColormapPtr /*pColormap*/);
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typedef void (* UninstallColormapProcPtr)(
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ColormapPtr /*pColormap*/);
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typedef int (* ListInstalledColormapsProcPtr) (
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ScreenPtr /*pScreen*/,
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XID* /*pmaps */);
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typedef void (* StoreColorsProcPtr)(
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ColormapPtr /*pColormap*/,
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int /*ndef*/,
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xColorItem * /*pdef*/);
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typedef void (* ResolveColorProcPtr)(
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unsigned short* /*pred*/,
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unsigned short* /*pgreen*/,
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unsigned short* /*pblue*/,
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VisualPtr /*pVisual*/);
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typedef RegionPtr (* BitmapToRegionProcPtr)(
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PixmapPtr /*pPix*/);
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typedef void (* SendGraphicsExposeProcPtr)(
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ClientPtr /*client*/,
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RegionPtr /*pRgn*/,
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XID /*drawable*/,
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int /*major*/,
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int /*minor*/);
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typedef void (* ScreenBlockHandlerProcPtr)(
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int /*screenNum*/,
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pointer /*blockData*/,
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pointer /*pTimeout*/,
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pointer /*pReadmask*/);
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typedef void (* ScreenWakeupHandlerProcPtr)(
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int /*screenNum*/,
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pointer /*wakeupData*/,
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unsigned long /*result*/,
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pointer /*pReadMask*/);
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typedef Bool (* CreateScreenResourcesProcPtr)(
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ScreenPtr /*pScreen*/);
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typedef Bool (* ModifyPixmapHeaderProcPtr)(
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PixmapPtr /*pPixmap*/,
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int /*width*/,
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int /*height*/,
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int /*depth*/,
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int /*bitsPerPixel*/,
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int /*devKind*/,
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pointer /*pPixData*/);
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typedef PixmapPtr (* GetWindowPixmapProcPtr)(
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WindowPtr /*pWin*/);
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typedef void (* SetWindowPixmapProcPtr)(
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WindowPtr /*pWin*/,
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PixmapPtr /*pPix*/);
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typedef PixmapPtr (* GetScreenPixmapProcPtr)(
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ScreenPtr /*pScreen*/);
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typedef void (* SetScreenPixmapProcPtr)(
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PixmapPtr /*pPix*/);
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typedef void (* MarkWindowProcPtr)(
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WindowPtr /*pWin*/);
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typedef Bool (* MarkOverlappedWindowsProcPtr)(
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WindowPtr /*parent*/,
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WindowPtr /*firstChild*/,
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WindowPtr * /*pLayerWin*/);
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typedef int (* ConfigNotifyProcPtr)(
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WindowPtr /*pWin*/,
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int /*x*/,
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int /*y*/,
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int /*w*/,
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int /*h*/,
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int /*bw*/,
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WindowPtr /*pSib*/);
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typedef void (* MoveWindowProcPtr)(
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WindowPtr /*pWin*/,
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int /*x*/,
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int /*y*/,
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WindowPtr /*pSib*/,
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VTKind /*kind*/);
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typedef void (* ResizeWindowProcPtr)(
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WindowPtr /*pWin*/,
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int /*x*/,
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int /*y*/,
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unsigned int /*w*/,
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unsigned int /*h*/,
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WindowPtr /*pSib*/
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);
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typedef WindowPtr (* GetLayerWindowProcPtr)(
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WindowPtr /*pWin*/
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);
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typedef void (* HandleExposuresProcPtr)(
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WindowPtr /*pWin*/);
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typedef void (* ReparentWindowProcPtr)(
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WindowPtr /*pWin*/,
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WindowPtr /*pPriorParent*/);
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typedef void (* SetShapeProcPtr)(
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WindowPtr /*pWin*/,
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int /* kind */);
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typedef void (* ChangeBorderWidthProcPtr)(
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WindowPtr /*pWin*/,
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unsigned int /*width*/);
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typedef void (* MarkUnrealizedWindowProcPtr)(
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WindowPtr /*pChild*/,
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WindowPtr /*pWin*/,
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Bool /*fromConfigure*/);
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typedef Bool (* DeviceCursorInitializeProcPtr)(
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DeviceIntPtr /* pDev */,
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ScreenPtr /* pScreen */);
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typedef void (* DeviceCursorCleanupProcPtr)(
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DeviceIntPtr /* pDev */,
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ScreenPtr /* pScreen */);
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typedef void (*ConstrainCursorHarderProcPtr)(
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DeviceIntPtr, ScreenPtr, int, int *, int *);
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typedef struct _Screen {
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int myNum; /* index of this instance in Screens[] */
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ATOM id;
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short x, y, width, height;
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short mmWidth, mmHeight;
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short numDepths;
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unsigned char rootDepth;
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DepthPtr allowedDepths;
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unsigned long rootVisual;
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unsigned long defColormap;
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short minInstalledCmaps, maxInstalledCmaps;
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char backingStoreSupport, saveUnderSupport;
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unsigned long whitePixel, blackPixel;
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GCPtr GCperDepth[MAXFORMATS+1];
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/* next field is a stipple to use as default in
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a GC. we don't build default tiles of all depths
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because they are likely to be of a color
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different from the default fg pixel, so
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we don't win anything by building
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a standard one.
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*/
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PixmapPtr PixmapPerDepth[1];
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pointer devPrivate;
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short numVisuals;
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VisualPtr visuals;
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WindowPtr root;
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ScreenSaverStuffRec screensaver;
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/* Random screen procedures */
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CloseScreenProcPtr CloseScreen;
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QueryBestSizeProcPtr QueryBestSize;
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SaveScreenProcPtr SaveScreen;
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GetImageProcPtr GetImage;
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GetSpansProcPtr GetSpans;
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SourceValidateProcPtr SourceValidate;
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/* Window Procedures */
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CreateWindowProcPtr CreateWindow;
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DestroyWindowProcPtr DestroyWindow;
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PositionWindowProcPtr PositionWindow;
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ChangeWindowAttributesProcPtr ChangeWindowAttributes;
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RealizeWindowProcPtr RealizeWindow;
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UnrealizeWindowProcPtr UnrealizeWindow;
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ValidateTreeProcPtr ValidateTree;
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PostValidateTreeProcPtr PostValidateTree;
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WindowExposuresProcPtr WindowExposures;
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CopyWindowProcPtr CopyWindow;
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ClearToBackgroundProcPtr ClearToBackground;
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ClipNotifyProcPtr ClipNotify;
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RestackWindowProcPtr RestackWindow;
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/* Pixmap procedures */
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CreatePixmapProcPtr CreatePixmap;
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DestroyPixmapProcPtr DestroyPixmap;
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/* Font procedures */
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RealizeFontProcPtr RealizeFont;
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UnrealizeFontProcPtr UnrealizeFont;
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/* Cursor Procedures */
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ConstrainCursorProcPtr ConstrainCursor;
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ConstrainCursorHarderProcPtr ConstrainCursorHarder;
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CursorLimitsProcPtr CursorLimits;
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DisplayCursorProcPtr DisplayCursor;
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RealizeCursorProcPtr RealizeCursor;
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UnrealizeCursorProcPtr UnrealizeCursor;
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RecolorCursorProcPtr RecolorCursor;
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SetCursorPositionProcPtr SetCursorPosition;
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/* GC procedures */
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CreateGCProcPtr CreateGC;
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/* Colormap procedures */
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CreateColormapProcPtr CreateColormap;
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DestroyColormapProcPtr DestroyColormap;
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InstallColormapProcPtr InstallColormap;
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UninstallColormapProcPtr UninstallColormap;
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ListInstalledColormapsProcPtr ListInstalledColormaps;
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StoreColorsProcPtr StoreColors;
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ResolveColorProcPtr ResolveColor;
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/* Region procedures */
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BitmapToRegionProcPtr BitmapToRegion;
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SendGraphicsExposeProcPtr SendGraphicsExpose;
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/* os layer procedures */
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ScreenBlockHandlerProcPtr BlockHandler;
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ScreenWakeupHandlerProcPtr WakeupHandler;
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pointer blockData;
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pointer wakeupData;
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/* anybody can get a piece of this array */
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PrivateRec *devPrivates;
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CreateScreenResourcesProcPtr CreateScreenResources;
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ModifyPixmapHeaderProcPtr ModifyPixmapHeader;
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GetWindowPixmapProcPtr GetWindowPixmap;
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SetWindowPixmapProcPtr SetWindowPixmap;
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GetScreenPixmapProcPtr GetScreenPixmap;
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SetScreenPixmapProcPtr SetScreenPixmap;
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PixmapPtr pScratchPixmap; /* scratch pixmap "pool" */
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unsigned int totalPixmapSize;
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MarkWindowProcPtr MarkWindow;
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MarkOverlappedWindowsProcPtr MarkOverlappedWindows;
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ConfigNotifyProcPtr ConfigNotify;
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MoveWindowProcPtr MoveWindow;
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ResizeWindowProcPtr ResizeWindow;
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GetLayerWindowProcPtr GetLayerWindow;
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HandleExposuresProcPtr HandleExposures;
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ReparentWindowProcPtr ReparentWindow;
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SetShapeProcPtr SetShape;
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ChangeBorderWidthProcPtr ChangeBorderWidth;
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MarkUnrealizedWindowProcPtr MarkUnrealizedWindow;
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/* Device cursor procedures */
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DeviceCursorInitializeProcPtr DeviceCursorInitialize;
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DeviceCursorCleanupProcPtr DeviceCursorCleanup;
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/* set it in driver side if X server can copy the framebuffer content.
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* Meant to be used together with '-background none' option, avoiding
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* malicious users to steal framebuffer's content if that would be the
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* default */
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Bool canDoBGNoneRoot;
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} ScreenRec;
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static inline RegionPtr BitmapToRegion(ScreenPtr _pScreen, PixmapPtr pPix) {
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return (*(_pScreen)->BitmapToRegion)(pPix); /* no mi version?! */
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}
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typedef struct _ScreenInfo {
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int imageByteOrder;
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int bitmapScanlineUnit;
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int bitmapScanlinePad;
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int bitmapBitOrder;
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int numPixmapFormats;
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PixmapFormatRec
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formats[MAXFORMATS];
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int numScreens;
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ScreenPtr screens[MAXSCREENS];
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} ScreenInfo;
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extern _X_EXPORT ScreenInfo screenInfo;
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extern _X_EXPORT void InitOutput(
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ScreenInfo * /*pScreenInfo*/,
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int /*argc*/,
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char ** /*argv*/);
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#endif /* SCREENINTSTRUCT_H */
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