xserver git update 15/5/2010

1 files changed, 613 insertions, 629 deletions

diff --git a/xorg-server/include/scrnintstr.h b/xorg-server/include/scrnintstr.h
index 553893677..e07bee3c3 100644
--- a/xorg-server/include/scrnintstr.h
+++ b/xorg-server/include/scrnintstr.h
@@ -1,629 +1,613 @@
-/***********************************************************
-
-Copyright 1987, 1998  The Open Group
-
-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.
-
-The above copyright notice and this permission notice 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 NONINFRINGEMENT.  IN NO EVENT SHALL THE
-OPEN GROUP 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.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
-
-                        All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its 
-documentation for any purpose and without fee is hereby granted, 
-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 Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.  
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL 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.
-
-******************************************************************/
-
-#ifndef SCREENINTSTRUCT_H
-#define SCREENINTSTRUCT_H
-
-#include "screenint.h"
-#include "regionstr.h"
-#include "bstore.h"
-#include "colormap.h"
-#include "cursor.h"
-#include "validate.h"
-#include <X11/Xproto.h>
-#include "dix.h"
-#include "privates.h"
-
-typedef struct _PixmapFormat {
-    unsigned char	depth;
-    unsigned char	bitsPerPixel;
-    unsigned char	scanlinePad;
-    } PixmapFormatRec;
-    
-typedef struct _Visual {
-    VisualID		vid;
-    short		class;
-    short		bitsPerRGBValue;
-    short		ColormapEntries;
-    short		nplanes;/* = log2 (ColormapEntries). This does not
-				 * imply that the screen has this many planes.
-				 * it may have more or fewer */
-    unsigned long	redMask, greenMask, blueMask;
-    int			offsetRed, offsetGreen, offsetBlue;
-  } VisualRec;
-
-typedef struct _Depth {
-    unsigned char	depth;
-    short		numVids;
-    VisualID		*vids;    /* block of visual ids for this depth */
-  } DepthRec;
-
-
-/*
- *  There is a typedef for each screen function pointer so that code that
- *  needs to declare a screen function pointer (e.g. in a screen private
- *  or as a local variable) can easily do so and retain full type checking.
- */
-
-typedef    Bool (* CloseScreenProcPtr)(
-	int /*index*/,
-	ScreenPtr /*pScreen*/);
-
-typedef    void (* QueryBestSizeProcPtr)(
-	int /*class*/,
-	unsigned short * /*pwidth*/,
-	unsigned short * /*pheight*/,
-	ScreenPtr /*pScreen*/);
-
-typedef    Bool (* SaveScreenProcPtr)(
-	 ScreenPtr /*pScreen*/,
-	 int /*on*/);
-
-typedef    void (* GetImageProcPtr)(
-	DrawablePtr /*pDrawable*/,
-	int /*sx*/,
-	int /*sy*/,
-	int /*w*/,
-	int /*h*/,
-	unsigned int /*format*/,
-	unsigned long /*planeMask*/,
-	char * /*pdstLine*/);
-
-typedef    void (* GetSpansProcPtr)(
-	DrawablePtr /*pDrawable*/,
-	int /*wMax*/,
-	DDXPointPtr /*ppt*/,
-	int* /*pwidth*/,
-	int /*nspans*/,
-	char * /*pdstStart*/);
-
-typedef    void (* PointerNonInterestBoxProcPtr)(
-        DeviceIntPtr /*pDev*/,
-	ScreenPtr /*pScreen*/,
-	BoxPtr /*pBox*/);
-
-typedef    void (* SourceValidateProcPtr)(
-	DrawablePtr /*pDrawable*/,
-	int /*x*/,
-	int /*y*/,
-	int /*width*/,
-	int /*height*/);
-
-typedef    Bool (* CreateWindowProcPtr)(
-	WindowPtr /*pWindow*/);
-
-typedef    Bool (* DestroyWindowProcPtr)(
-	WindowPtr /*pWindow*/);
-
-typedef    Bool (* PositionWindowProcPtr)(
-	WindowPtr /*pWindow*/,
-	int /*x*/,
-	int /*y*/);
-
-typedef    Bool (* ChangeWindowAttributesProcPtr)(
-	WindowPtr /*pWindow*/,
-	unsigned long /*mask*/);
-
-typedef    Bool (* RealizeWindowProcPtr)(
-	WindowPtr /*pWindow*/);
-
-typedef    Bool (* UnrealizeWindowProcPtr)(
-	WindowPtr /*pWindow*/);
-
-typedef    void (* RestackWindowProcPtr)(
-	WindowPtr /*pWindow*/,
-	WindowPtr /*pOldNextSib*/);
-
-typedef    int  (* ValidateTreeProcPtr)(
-	WindowPtr /*pParent*/,
-	WindowPtr /*pChild*/,
-	VTKind /*kind*/);
-
-typedef    void (* PostValidateTreeProcPtr)(
-	WindowPtr /*pParent*/,
-	WindowPtr /*pChild*/,
-	VTKind /*kind*/);
-
-typedef    void (* WindowExposuresProcPtr)(
-	WindowPtr /*pWindow*/,
-	RegionPtr /*prgn*/,
-	RegionPtr /*other_exposed*/);
-
-typedef    void (* PaintWindowProcPtr)(
-	WindowPtr /*pWindow*/,
-	RegionPtr /*pRegion*/,
-	int /*what*/);
-
-typedef PaintWindowProcPtr PaintWindowBackgroundProcPtr;
-typedef PaintWindowProcPtr PaintWindowBorderProcPtr;
-
-typedef    void (* CopyWindowProcPtr)(
-	WindowPtr /*pWindow*/,
-	DDXPointRec /*ptOldOrg*/,
-	RegionPtr /*prgnSrc*/);
-
-typedef    void (* ClearToBackgroundProcPtr)(
-	WindowPtr /*pWindow*/,
-	int /*x*/,
-	int /*y*/,
-	int /*w*/,
-	int /*h*/,
-	Bool /*generateExposures*/);
-
-typedef    void (* ClipNotifyProcPtr)(
-	WindowPtr /*pWindow*/,
-	int /*dx*/,
-	int /*dy*/);
-
-/* pixmap will exist only for the duration of the current rendering operation */
-#define CREATE_PIXMAP_USAGE_SCRATCH                     1
-/* pixmap will be the backing pixmap for a redirected window */
-#define CREATE_PIXMAP_USAGE_BACKING_PIXMAP              2
-/* pixmap will contain a glyph */
-#define CREATE_PIXMAP_USAGE_GLYPH_PICTURE               3
-
-typedef    PixmapPtr (* CreatePixmapProcPtr)(
-	ScreenPtr /*pScreen*/,
-	int /*width*/,
-	int /*height*/,
-	int /*depth*/,
-	unsigned /*usage_hint*/);
-
-typedef    Bool (* DestroyPixmapProcPtr)(
-	PixmapPtr /*pPixmap*/);
-
-typedef    void (* SaveDoomedAreasProcPtr)(
-	WindowPtr /*pWindow*/,
-	RegionPtr /*prgnSave*/,
-	int /*xorg*/,
-	int /*yorg*/);
-
-typedef    RegionPtr (* RestoreAreasProcPtr)(
-	WindowPtr /*pWindow*/,
-	RegionPtr /*prgnRestore*/);
-
-typedef    void (* ExposeCopyProcPtr)(
-	WindowPtr /*pSrc*/,
-	DrawablePtr /*pDst*/,
-	GCPtr /*pGC*/,
-	RegionPtr /*prgnExposed*/,
-	int /*srcx*/,
-	int /*srcy*/,
-	int /*dstx*/,
-	int /*dsty*/,
-	unsigned long /*plane*/);
-
-typedef    RegionPtr (* TranslateBackingStoreProcPtr)(
-	WindowPtr /*pWindow*/,
-	int /*windx*/,
-	int /*windy*/,
-	RegionPtr /*oldClip*/,
-	int /*oldx*/,
-	int /*oldy*/);
-
-typedef    RegionPtr (* ClearBackingStoreProcPtr)(
-	WindowPtr /*pWindow*/,
-	int /*x*/,
-	int /*y*/,
-	int /*w*/,
-	int /*h*/,
-	Bool /*generateExposures*/);
-
-typedef    void (* DrawGuaranteeProcPtr)(
-	WindowPtr /*pWindow*/,
-	GCPtr /*pGC*/,
-	int /*guarantee*/);
-    
-typedef    Bool (* RealizeFontProcPtr)(
-	ScreenPtr /*pScreen*/,
-	FontPtr /*pFont*/);
-
-typedef    Bool (* UnrealizeFontProcPtr)(
-	ScreenPtr /*pScreen*/,
-	FontPtr /*pFont*/);
-
-typedef    void (* ConstrainCursorProcPtr)(
-        DeviceIntPtr /*pDev*/,
-	ScreenPtr /*pScreen*/,
-	BoxPtr /*pBox*/);
-
-typedef    void (* CursorLimitsProcPtr)(
-        DeviceIntPtr /* pDev */,
-	ScreenPtr /*pScreen*/,
-	CursorPtr /*pCursor*/,
-	BoxPtr /*pHotBox*/,
-	BoxPtr /*pTopLeftBox*/);
-
-typedef    Bool (* DisplayCursorProcPtr)(
-        DeviceIntPtr /* pDev */,
-	ScreenPtr /*pScreen*/,
-	CursorPtr /*pCursor*/);
-
-typedef    Bool (* RealizeCursorProcPtr)(
-        DeviceIntPtr /* pDev */,
-	ScreenPtr /*pScreen*/,
-	CursorPtr /*pCursor*/);
-
-typedef    Bool (* UnrealizeCursorProcPtr)(
-        DeviceIntPtr /* pDev */,
-	ScreenPtr /*pScreen*/,
-	CursorPtr /*pCursor*/);
-
-typedef    void (* RecolorCursorProcPtr)(
-        DeviceIntPtr /* pDev */,
-	ScreenPtr /*pScreen*/,
-	CursorPtr /*pCursor*/,
-	Bool /*displayed*/);
-
-typedef    Bool (* SetCursorPositionProcPtr)(
-        DeviceIntPtr /* pDev */,
-	ScreenPtr /*pScreen*/,
-	int /*x*/,
-	int /*y*/,
-	Bool /*generateEvent*/);
-
-typedef    Bool (* CreateGCProcPtr)(
-	GCPtr /*pGC*/);
-
-typedef    Bool (* CreateColormapProcPtr)(
-	ColormapPtr /*pColormap*/);
-
-typedef    void (* DestroyColormapProcPtr)(
-	ColormapPtr /*pColormap*/);
-
-typedef    void (* InstallColormapProcPtr)(
-	ColormapPtr /*pColormap*/);
-
-typedef    void (* UninstallColormapProcPtr)(
-	ColormapPtr /*pColormap*/);
-
-typedef    int (* ListInstalledColormapsProcPtr) (
-	ScreenPtr /*pScreen*/,
-	XID* /*pmaps */);
-
-typedef    void (* StoreColorsProcPtr)(
-	ColormapPtr /*pColormap*/,
-	int /*ndef*/,
-	xColorItem * /*pdef*/);
-
-typedef    void (* ResolveColorProcPtr)(
-	unsigned short* /*pred*/,
-	unsigned short* /*pgreen*/,
-	unsigned short* /*pblue*/,
-	VisualPtr /*pVisual*/);
-
-typedef    RegionPtr (* BitmapToRegionProcPtr)(
-	PixmapPtr /*pPix*/);
-
-typedef    void (* SendGraphicsExposeProcPtr)(
-	ClientPtr /*client*/,
-	RegionPtr /*pRgn*/,
-	XID /*drawable*/,
-	int /*major*/,
-	int /*minor*/);
-
-typedef    void (* ScreenBlockHandlerProcPtr)(
-	int /*screenNum*/,
-	pointer /*blockData*/,
-	pointer /*pTimeout*/,
-	pointer /*pReadmask*/);
-
-typedef    void (* ScreenWakeupHandlerProcPtr)(
-	 int /*screenNum*/,
-	 pointer /*wakeupData*/,
-	 unsigned long /*result*/,
-	 pointer /*pReadMask*/);
-
-typedef    Bool (* CreateScreenResourcesProcPtr)(
-	ScreenPtr /*pScreen*/);
-
-typedef    Bool (* ModifyPixmapHeaderProcPtr)(
-	PixmapPtr /*pPixmap*/,
-	int /*width*/,
-	int /*height*/,
-	int /*depth*/,
-	int /*bitsPerPixel*/,
-	int /*devKind*/,
-	pointer /*pPixData*/);
-
-typedef    PixmapPtr (* GetWindowPixmapProcPtr)(
-	WindowPtr /*pWin*/);
-
-typedef    void (* SetWindowPixmapProcPtr)(
-	WindowPtr /*pWin*/,
-	PixmapPtr /*pPix*/);
-
-typedef    PixmapPtr (* GetScreenPixmapProcPtr)(
-	ScreenPtr /*pScreen*/);
-
-typedef    void (* SetScreenPixmapProcPtr)(
-	PixmapPtr /*pPix*/);
-
-typedef    void (* MarkWindowProcPtr)(
-	WindowPtr /*pWin*/);
-
-typedef    Bool (* MarkOverlappedWindowsProcPtr)(
-	WindowPtr /*parent*/,
-	WindowPtr /*firstChild*/,
-	WindowPtr * /*pLayerWin*/);
-
-typedef    Bool (* ChangeSaveUnderProcPtr)(
-	WindowPtr /*pLayerWin*/,
-	WindowPtr /*firstChild*/);
-
-typedef    void (* PostChangeSaveUnderProcPtr)(
-	WindowPtr /*pLayerWin*/,
-	WindowPtr /*firstChild*/);
-
-typedef    void (* ConfigNotifyProcPtr)(
-	WindowPtr /*pWin*/,
-	int /*x*/,
-	int /*y*/,
-	int /*w*/,
-	int /*h*/,
-	int /*bw*/,
-	WindowPtr /*pSib*/);
-
-typedef    void (* MoveWindowProcPtr)(
-	WindowPtr /*pWin*/,
-	int /*x*/,
-	int /*y*/,
-	WindowPtr /*pSib*/,
-	VTKind /*kind*/);
-
-typedef    void (* ResizeWindowProcPtr)(
-    WindowPtr /*pWin*/,
-    int /*x*/,
-    int /*y*/, 
-    unsigned int /*w*/,
-    unsigned int /*h*/,
-    WindowPtr /*pSib*/
-);
-
-typedef    WindowPtr (* GetLayerWindowProcPtr)(
-    WindowPtr /*pWin*/
-);
-
-typedef    void (* HandleExposuresProcPtr)(
-    WindowPtr /*pWin*/);
-
-typedef    void (* ReparentWindowProcPtr)(
-    WindowPtr /*pWin*/,
-    WindowPtr /*pPriorParent*/);
-
-typedef    void (* SetShapeProcPtr)(
-	WindowPtr /*pWin*/);
-
-typedef    void (* ChangeBorderWidthProcPtr)(
-	WindowPtr /*pWin*/,
-	unsigned int /*width*/);
-
-typedef    void (* MarkUnrealizedWindowProcPtr)(
-	WindowPtr /*pChild*/,
-	WindowPtr /*pWin*/,
-	Bool /*fromConfigure*/);
-
-typedef    Bool (* DeviceCursorInitializeProcPtr)(
-        DeviceIntPtr /* pDev */,
-        ScreenPtr    /* pScreen */);
-
-typedef    void (* DeviceCursorCleanupProcPtr)(
-        DeviceIntPtr /* pDev */,
-        ScreenPtr    /* pScreen */);
-
-typedef struct _Screen {
-    int			myNum;	/* index of this instance in Screens[] */
-    ATOM		id;
-    short		width, height;
-    short		mmWidth, mmHeight;
-    short		numDepths;
-    unsigned char      	rootDepth;
-    DepthPtr       	allowedDepths;
-    unsigned long      	rootVisual;
-    unsigned long	defColormap;
-    short		minInstalledCmaps, maxInstalledCmaps;
-    char                backingStoreSupport, saveUnderSupport;
-    unsigned long	whitePixel, blackPixel;
-    unsigned long	rgf;	/* array of flags; she's -- HUNGARIAN */
-    GCPtr		GCperDepth[MAXFORMATS+1];
-			/* next field is a stipple to use as default in
-			   a GC.  we don't build default tiles of all depths
-			   because they are likely to be of a color
-			   different from the default fg pixel, so
-			   we don't win anything by building
-			   a standard one.
-			*/
-    PixmapPtr		PixmapPerDepth[1];
-    pointer		devPrivate;
-    short       	numVisuals;
-    VisualPtr		visuals;
-
-    /* Random screen procedures */
-
-    CloseScreenProcPtr		CloseScreen;
-    QueryBestSizeProcPtr	QueryBestSize;
-    SaveScreenProcPtr		SaveScreen;
-    GetImageProcPtr		GetImage;
-    GetSpansProcPtr		GetSpans;
-    PointerNonInterestBoxProcPtr PointerNonInterestBox;
-    SourceValidateProcPtr	SourceValidate;
-
-    /* Window Procedures */
-
-    CreateWindowProcPtr		CreateWindow;
-    DestroyWindowProcPtr	DestroyWindow;
-    PositionWindowProcPtr	PositionWindow;
-    ChangeWindowAttributesProcPtr ChangeWindowAttributes;
-    RealizeWindowProcPtr	RealizeWindow;
-    UnrealizeWindowProcPtr	UnrealizeWindow;
-    ValidateTreeProcPtr		ValidateTree;
-    PostValidateTreeProcPtr	PostValidateTree;
-    WindowExposuresProcPtr	WindowExposures;
-    PaintWindowBackgroundProcPtr PaintWindowBackground; /** unused */
-    PaintWindowBorderProcPtr	PaintWindowBorder; /** unused */
-    CopyWindowProcPtr		CopyWindow;
-    ClearToBackgroundProcPtr	ClearToBackground;
-    ClipNotifyProcPtr		ClipNotify;
-    RestackWindowProcPtr	RestackWindow;
-
-    /* Pixmap procedures */
-
-    CreatePixmapProcPtr		CreatePixmap;
-    DestroyPixmapProcPtr	DestroyPixmap;
-
-    /* Backing store procedures */
-
-    SaveDoomedAreasProcPtr	SaveDoomedAreas;
-    RestoreAreasProcPtr		RestoreAreas;
-    ExposeCopyProcPtr		ExposeCopy;
-    TranslateBackingStoreProcPtr TranslateBackingStore;
-    ClearBackingStoreProcPtr	ClearBackingStore;
-    DrawGuaranteeProcPtr	DrawGuarantee;
-    /*
-     * A read/write copy of the lower level backing store vector is needed now
-     * that the functions can be wrapped.
-     */
-    BSFuncRec			BackingStoreFuncs;
-    
-    /* Font procedures */
-
-    RealizeFontProcPtr		RealizeFont;
-    UnrealizeFontProcPtr	UnrealizeFont;
-
-    /* Cursor Procedures */
-
-    ConstrainCursorProcPtr	ConstrainCursor;
-    CursorLimitsProcPtr		CursorLimits;
-    DisplayCursorProcPtr	DisplayCursor;
-    RealizeCursorProcPtr	RealizeCursor;
-    UnrealizeCursorProcPtr	UnrealizeCursor;
-    RecolorCursorProcPtr	RecolorCursor;
-    SetCursorPositionProcPtr	SetCursorPosition;
-
-    /* GC procedures */
-
-    CreateGCProcPtr		CreateGC;
-
-    /* Colormap procedures */
-
-    CreateColormapProcPtr	CreateColormap;
-    DestroyColormapProcPtr	DestroyColormap;
-    InstallColormapProcPtr	InstallColormap;
-    UninstallColormapProcPtr	UninstallColormap;
-    ListInstalledColormapsProcPtr ListInstalledColormaps;
-    StoreColorsProcPtr		StoreColors;
-    ResolveColorProcPtr		ResolveColor;
-
-    /* Region procedures */
-
-    BitmapToRegionProcPtr	BitmapToRegion;
-    SendGraphicsExposeProcPtr	SendGraphicsExpose;
-
-    /* os layer procedures */
-
-    ScreenBlockHandlerProcPtr	BlockHandler;
-    ScreenWakeupHandlerProcPtr	WakeupHandler;
-
-    pointer blockData;
-    pointer wakeupData;
-
-    /* anybody can get a piece of this array */
-    PrivateRec	*devPrivates;
-
-    CreateScreenResourcesProcPtr CreateScreenResources;
-    ModifyPixmapHeaderProcPtr	ModifyPixmapHeader;
-
-    GetWindowPixmapProcPtr	GetWindowPixmap;
-    SetWindowPixmapProcPtr	SetWindowPixmap;
-    GetScreenPixmapProcPtr	GetScreenPixmap;
-    SetScreenPixmapProcPtr	SetScreenPixmap;
-
-    PixmapPtr pScratchPixmap;		/* scratch pixmap "pool" */
-
-    unsigned int		totalPixmapSize;
-
-    MarkWindowProcPtr		MarkWindow;
-    MarkOverlappedWindowsProcPtr MarkOverlappedWindows;
-    ChangeSaveUnderProcPtr	ChangeSaveUnder;
-    PostChangeSaveUnderProcPtr	PostChangeSaveUnder;
-    ConfigNotifyProcPtr		ConfigNotify;
-    MoveWindowProcPtr		MoveWindow;
-    ResizeWindowProcPtr		ResizeWindow;
-    GetLayerWindowProcPtr	GetLayerWindow;
-    HandleExposuresProcPtr	HandleExposures;
-    ReparentWindowProcPtr	ReparentWindow;
-
-    SetShapeProcPtr		SetShape;
-
-    ChangeBorderWidthProcPtr	ChangeBorderWidth;
-    MarkUnrealizedWindowProcPtr	MarkUnrealizedWindow;
-
-    /* Device cursor procedures */
-    DeviceCursorInitializeProcPtr DeviceCursorInitialize;
-    DeviceCursorCleanupProcPtr    DeviceCursorCleanup;
-} ScreenRec;
-
-typedef struct _ScreenInfo {
-    int		imageByteOrder;
-    int		bitmapScanlineUnit;
-    int		bitmapScanlinePad;
-    int		bitmapBitOrder;
-    int		numPixmapFormats;
-    PixmapFormatRec
-		formats[MAXFORMATS];
-    int		numScreens;
-    ScreenPtr	screens[MAXSCREENS];
-} ScreenInfo;
-
-extern _X_EXPORT ScreenInfo screenInfo;
-
-extern _X_EXPORT void InitOutput(
-    ScreenInfo 	* /*pScreenInfo*/,
-    int     	/*argc*/,
-    char    	** /*argv*/);
-
-#endif /* SCREENINTSTRUCT_H */
+/***********************************************************

+

+Copyright 1987, 1998  The Open Group

+

+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.

+

+The above copyright notice and this permission notice 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 NONINFRINGEMENT.  IN NO EVENT SHALL THE

+OPEN GROUP 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.

+

+Except as contained in this notice, the name of The Open Group shall not be

+used in advertising or otherwise to promote the sale, use or other dealings

+in this Software without prior written authorization from The Open Group.

+

+

+Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.

+

+                        All Rights Reserved

+

+Permission to use, copy, modify, and distribute this software and its 

+documentation for any purpose and without fee is hereby granted, 

+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 Digital not be

+used in advertising or publicity pertaining to distribution of the

+software without specific, written prior permission.  

+

+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING

+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL

+DIGITAL 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.

+

+******************************************************************/

+

+#ifndef SCREENINTSTRUCT_H

+#define SCREENINTSTRUCT_H

+

+#include "screenint.h"

+#include "regionstr.h"

+#include "bstore.h"

+#include "colormap.h"

+#include "cursor.h"

+#include "validate.h"

+#include <X11/Xproto.h>

+#include "dix.h"

+#include "privates.h"

+

+typedef struct _PixmapFormat {

+    unsigned char	depth;

+    unsigned char	bitsPerPixel;

+    unsigned char	scanlinePad;

+    } PixmapFormatRec;

+    

+typedef struct _Visual {

+    VisualID		vid;

+    short		class;

+    short		bitsPerRGBValue;

+    short		ColormapEntries;

+    short		nplanes;/* = log2 (ColormapEntries). This does not

+				 * imply that the screen has this many planes.

+				 * it may have more or fewer */

+    unsigned long	redMask, greenMask, blueMask;

+    int			offsetRed, offsetGreen, offsetBlue;

+  } VisualRec;

+

+typedef struct _Depth {

+    unsigned char	depth;

+    short		numVids;

+    VisualID		*vids;    /* block of visual ids for this depth */

+  } DepthRec;

+

+

+/*

+ *  There is a typedef for each screen function pointer so that code that

+ *  needs to declare a screen function pointer (e.g. in a screen private

+ *  or as a local variable) can easily do so and retain full type checking.

+ */

+

+typedef    Bool (* CloseScreenProcPtr)(

+	int /*index*/,

+	ScreenPtr /*pScreen*/);

+

+typedef    void (* QueryBestSizeProcPtr)(

+	int /*class*/,

+	unsigned short * /*pwidth*/,

+	unsigned short * /*pheight*/,

+	ScreenPtr /*pScreen*/);

+

+typedef    Bool (* SaveScreenProcPtr)(

+	 ScreenPtr /*pScreen*/,

+	 int /*on*/);

+

+typedef    void (* GetImageProcPtr)(

+	DrawablePtr /*pDrawable*/,

+	int /*sx*/,

+	int /*sy*/,

+	int /*w*/,

+	int /*h*/,

+	unsigned int /*format*/,

+	unsigned long /*planeMask*/,

+	char * /*pdstLine*/);

+

+typedef    void (* GetSpansProcPtr)(

+	DrawablePtr /*pDrawable*/,

+	int /*wMax*/,

+	DDXPointPtr /*ppt*/,

+	int* /*pwidth*/,

+	int /*nspans*/,

+	char * /*pdstStart*/);

+

+typedef    void (* SourceValidateProcPtr)(

+	DrawablePtr /*pDrawable*/,

+	int /*x*/,

+	int /*y*/,

+	int /*width*/,

+	int /*height*/);

+

+typedef    Bool (* CreateWindowProcPtr)(

+	WindowPtr /*pWindow*/);

+

+typedef    Bool (* DestroyWindowProcPtr)(

+	WindowPtr /*pWindow*/);

+

+typedef    Bool (* PositionWindowProcPtr)(

+	WindowPtr /*pWindow*/,

+	int /*x*/,

+	int /*y*/);

+

+typedef    Bool (* ChangeWindowAttributesProcPtr)(

+	WindowPtr /*pWindow*/,

+	unsigned long /*mask*/);

+

+typedef    Bool (* RealizeWindowProcPtr)(

+	WindowPtr /*pWindow*/);

+

+typedef    Bool (* UnrealizeWindowProcPtr)(

+	WindowPtr /*pWindow*/);

+

+typedef    void (* RestackWindowProcPtr)(

+	WindowPtr /*pWindow*/,

+	WindowPtr /*pOldNextSib*/);

+

+typedef    int  (* ValidateTreeProcPtr)(

+	WindowPtr /*pParent*/,

+	WindowPtr /*pChild*/,

+	VTKind /*kind*/);

+

+typedef    void (* PostValidateTreeProcPtr)(

+	WindowPtr /*pParent*/,

+	WindowPtr /*pChild*/,

+	VTKind /*kind*/);

+

+typedef    void (* WindowExposuresProcPtr)(

+	WindowPtr /*pWindow*/,

+	RegionPtr /*prgn*/,

+	RegionPtr /*other_exposed*/);

+

+typedef    void (* CopyWindowProcPtr)(

+	WindowPtr /*pWindow*/,

+	DDXPointRec /*ptOldOrg*/,

+	RegionPtr /*prgnSrc*/);

+

+typedef    void (* ClearToBackgroundProcPtr)(

+	WindowPtr /*pWindow*/,

+	int /*x*/,

+	int /*y*/,

+	int /*w*/,

+	int /*h*/,

+	Bool /*generateExposures*/);

+

+typedef    void (* ClipNotifyProcPtr)(

+	WindowPtr /*pWindow*/,

+	int /*dx*/,

+	int /*dy*/);

+

+/* pixmap will exist only for the duration of the current rendering operation */

+#define CREATE_PIXMAP_USAGE_SCRATCH                     1

+/* pixmap will be the backing pixmap for a redirected window */

+#define CREATE_PIXMAP_USAGE_BACKING_PIXMAP              2

+/* pixmap will contain a glyph */

+#define CREATE_PIXMAP_USAGE_GLYPH_PICTURE               3

+

+typedef    PixmapPtr (* CreatePixmapProcPtr)(

+	ScreenPtr /*pScreen*/,

+	int /*width*/,

+	int /*height*/,

+	int /*depth*/,

+	unsigned /*usage_hint*/);

+

+typedef    Bool (* DestroyPixmapProcPtr)(

+	PixmapPtr /*pPixmap*/);

+

+typedef    void (* SaveDoomedAreasProcPtr)(

+	WindowPtr /*pWindow*/,

+	RegionPtr /*prgnSave*/,

+	int /*xorg*/,

+	int /*yorg*/);

+

+typedef    RegionPtr (* RestoreAreasProcPtr)(

+	WindowPtr /*pWindow*/,

+	RegionPtr /*prgnRestore*/);

+

+typedef    void (* ExposeCopyProcPtr)(

+	WindowPtr /*pSrc*/,

+	DrawablePtr /*pDst*/,

+	GCPtr /*pGC*/,

+	RegionPtr /*prgnExposed*/,

+	int /*srcx*/,

+	int /*srcy*/,

+	int /*dstx*/,

+	int /*dsty*/,

+	unsigned long /*plane*/);

+

+typedef    RegionPtr (* TranslateBackingStoreProcPtr)(

+	WindowPtr /*pWindow*/,

+	int /*windx*/,

+	int /*windy*/,

+	RegionPtr /*oldClip*/,

+	int /*oldx*/,

+	int /*oldy*/);

+

+typedef    RegionPtr (* ClearBackingStoreProcPtr)(

+	WindowPtr /*pWindow*/,

+	int /*x*/,

+	int /*y*/,

+	int /*w*/,

+	int /*h*/,

+	Bool /*generateExposures*/);

+

+typedef    void (* DrawGuaranteeProcPtr)(

+	WindowPtr /*pWindow*/,

+	GCPtr /*pGC*/,

+	int /*guarantee*/);

+    

+typedef    Bool (* RealizeFontProcPtr)(

+	ScreenPtr /*pScreen*/,

+	FontPtr /*pFont*/);

+

+typedef    Bool (* UnrealizeFontProcPtr)(

+	ScreenPtr /*pScreen*/,

+	FontPtr /*pFont*/);

+

+typedef    void (* ConstrainCursorProcPtr)(

+        DeviceIntPtr /*pDev*/,

+	ScreenPtr /*pScreen*/,

+	BoxPtr /*pBox*/);

+

+typedef    void (* CursorLimitsProcPtr)(

+        DeviceIntPtr /* pDev */,

+	ScreenPtr /*pScreen*/,

+	CursorPtr /*pCursor*/,

+	BoxPtr /*pHotBox*/,

+	BoxPtr /*pTopLeftBox*/);

+

+typedef    Bool (* DisplayCursorProcPtr)(

+        DeviceIntPtr /* pDev */,

+	ScreenPtr /*pScreen*/,

+	CursorPtr /*pCursor*/);

+

+typedef    Bool (* RealizeCursorProcPtr)(

+        DeviceIntPtr /* pDev */,

+	ScreenPtr /*pScreen*/,

+	CursorPtr /*pCursor*/);

+

+typedef    Bool (* UnrealizeCursorProcPtr)(

+        DeviceIntPtr /* pDev */,

+	ScreenPtr /*pScreen*/,

+	CursorPtr /*pCursor*/);

+

+typedef    void (* RecolorCursorProcPtr)(

+        DeviceIntPtr /* pDev */,

+	ScreenPtr /*pScreen*/,

+	CursorPtr /*pCursor*/,

+	Bool /*displayed*/);

+

+typedef    Bool (* SetCursorPositionProcPtr)(

+        DeviceIntPtr /* pDev */,

+	ScreenPtr /*pScreen*/,

+	int /*x*/,

+	int /*y*/,

+	Bool /*generateEvent*/);

+

+typedef    Bool (* CreateGCProcPtr)(

+	GCPtr /*pGC*/);

+

+typedef    Bool (* CreateColormapProcPtr)(

+	ColormapPtr /*pColormap*/);

+

+typedef    void (* DestroyColormapProcPtr)(

+	ColormapPtr /*pColormap*/);

+

+typedef    void (* InstallColormapProcPtr)(

+	ColormapPtr /*pColormap*/);

+

+typedef    void (* UninstallColormapProcPtr)(

+	ColormapPtr /*pColormap*/);

+

+typedef    int (* ListInstalledColormapsProcPtr) (

+	ScreenPtr /*pScreen*/,

+	XID* /*pmaps */);

+

+typedef    void (* StoreColorsProcPtr)(

+	ColormapPtr /*pColormap*/,

+	int /*ndef*/,

+	xColorItem * /*pdef*/);

+

+typedef    void (* ResolveColorProcPtr)(

+	unsigned short* /*pred*/,

+	unsigned short* /*pgreen*/,

+	unsigned short* /*pblue*/,

+	VisualPtr /*pVisual*/);

+

+typedef    RegionPtr (* BitmapToRegionProcPtr)(

+	PixmapPtr /*pPix*/);

+

+typedef    void (* SendGraphicsExposeProcPtr)(

+	ClientPtr /*client*/,

+	RegionPtr /*pRgn*/,

+	XID /*drawable*/,

+	int /*major*/,

+	int /*minor*/);

+

+typedef    void (* ScreenBlockHandlerProcPtr)(

+	int /*screenNum*/,

+	pointer /*blockData*/,

+	pointer /*pTimeout*/,

+	pointer /*pReadmask*/);

+

+typedef    void (* ScreenWakeupHandlerProcPtr)(

+	 int /*screenNum*/,

+	 pointer /*wakeupData*/,

+	 unsigned long /*result*/,

+	 pointer /*pReadMask*/);

+

+typedef    Bool (* CreateScreenResourcesProcPtr)(

+	ScreenPtr /*pScreen*/);

+

+typedef    Bool (* ModifyPixmapHeaderProcPtr)(

+	PixmapPtr /*pPixmap*/,

+	int /*width*/,

+	int /*height*/,

+	int /*depth*/,

+	int /*bitsPerPixel*/,

+	int /*devKind*/,

+	pointer /*pPixData*/);

+

+typedef    PixmapPtr (* GetWindowPixmapProcPtr)(

+	WindowPtr /*pWin*/);

+

+typedef    void (* SetWindowPixmapProcPtr)(

+	WindowPtr /*pWin*/,

+	PixmapPtr /*pPix*/);

+

+typedef    PixmapPtr (* GetScreenPixmapProcPtr)(

+	ScreenPtr /*pScreen*/);

+

+typedef    void (* SetScreenPixmapProcPtr)(

+	PixmapPtr /*pPix*/);

+

+typedef    void (* MarkWindowProcPtr)(

+	WindowPtr /*pWin*/);

+

+typedef    Bool (* MarkOverlappedWindowsProcPtr)(

+	WindowPtr /*parent*/,

+	WindowPtr /*firstChild*/,

+	WindowPtr * /*pLayerWin*/);

+

+typedef    Bool (* ChangeSaveUnderProcPtr)(

+	WindowPtr /*pLayerWin*/,

+	WindowPtr /*firstChild*/);

+

+typedef    void (* PostChangeSaveUnderProcPtr)(

+	WindowPtr /*pLayerWin*/,

+	WindowPtr /*firstChild*/);

+

+typedef    void (* ConfigNotifyProcPtr)(

+	WindowPtr /*pWin*/,

+	int /*x*/,

+	int /*y*/,

+	int /*w*/,

+	int /*h*/,

+	int /*bw*/,

+	WindowPtr /*pSib*/);

+

+typedef    void (* MoveWindowProcPtr)(

+	WindowPtr /*pWin*/,

+	int /*x*/,

+	int /*y*/,

+	WindowPtr /*pSib*/,

+	VTKind /*kind*/);

+

+typedef    void (* ResizeWindowProcPtr)(

+    WindowPtr /*pWin*/,

+    int /*x*/,

+    int /*y*/, 

+    unsigned int /*w*/,

+    unsigned int /*h*/,

+    WindowPtr /*pSib*/

+);

+

+typedef    WindowPtr (* GetLayerWindowProcPtr)(

+    WindowPtr /*pWin*/

+);

+

+typedef    void (* HandleExposuresProcPtr)(

+    WindowPtr /*pWin*/);

+

+typedef    void (* ReparentWindowProcPtr)(

+    WindowPtr /*pWin*/,

+    WindowPtr /*pPriorParent*/);

+

+typedef    void (* SetShapeProcPtr)(

+	WindowPtr /*pWin*/);

+

+typedef    void (* ChangeBorderWidthProcPtr)(

+	WindowPtr /*pWin*/,

+	unsigned int /*width*/);

+

+typedef    void (* MarkUnrealizedWindowProcPtr)(

+	WindowPtr /*pChild*/,

+	WindowPtr /*pWin*/,

+	Bool /*fromConfigure*/);

+

+typedef    Bool (* DeviceCursorInitializeProcPtr)(

+        DeviceIntPtr /* pDev */,

+        ScreenPtr    /* pScreen */);

+

+typedef    void (* DeviceCursorCleanupProcPtr)(

+        DeviceIntPtr /* pDev */,

+        ScreenPtr    /* pScreen */);

+

+typedef struct _Screen {

+    int			myNum;	/* index of this instance in Screens[] */

+    ATOM		id;

+    short		width, height;

+    short		mmWidth, mmHeight;

+    short		numDepths;

+    unsigned char      	rootDepth;

+    DepthPtr       	allowedDepths;

+    unsigned long      	rootVisual;

+    unsigned long	defColormap;

+    short		minInstalledCmaps, maxInstalledCmaps;

+    char                backingStoreSupport, saveUnderSupport;

+    unsigned long	whitePixel, blackPixel;

+    unsigned long	rgf;	/* array of flags; she's -- HUNGARIAN */

+    GCPtr		GCperDepth[MAXFORMATS+1];

+			/* next field is a stipple to use as default in

+			   a GC.  we don't build default tiles of all depths

+			   because they are likely to be of a color

+			   different from the default fg pixel, so

+			   we don't win anything by building

+			   a standard one.

+			*/

+    PixmapPtr		PixmapPerDepth[1];

+    pointer		devPrivate;

+    short       	numVisuals;

+    VisualPtr		visuals;

+

+    /* Random screen procedures */

+

+    CloseScreenProcPtr		CloseScreen;

+    QueryBestSizeProcPtr	QueryBestSize;

+    SaveScreenProcPtr		SaveScreen;

+    GetImageProcPtr		GetImage;

+    GetSpansProcPtr		GetSpans;

+    SourceValidateProcPtr	SourceValidate;

+

+    /* Window Procedures */

+

+    CreateWindowProcPtr		CreateWindow;

+    DestroyWindowProcPtr	DestroyWindow;

+    PositionWindowProcPtr	PositionWindow;

+    ChangeWindowAttributesProcPtr ChangeWindowAttributes;

+    RealizeWindowProcPtr	RealizeWindow;

+    UnrealizeWindowProcPtr	UnrealizeWindow;

+    ValidateTreeProcPtr		ValidateTree;

+    PostValidateTreeProcPtr	PostValidateTree;

+    WindowExposuresProcPtr	WindowExposures;

+    CopyWindowProcPtr		CopyWindow;

+    ClearToBackgroundProcPtr	ClearToBackground;

+    ClipNotifyProcPtr		ClipNotify;

+    RestackWindowProcPtr	RestackWindow;

+

+    /* Pixmap procedures */

+

+    CreatePixmapProcPtr		CreatePixmap;

+    DestroyPixmapProcPtr	DestroyPixmap;

+

+    /* Backing store procedures */

+

+    SaveDoomedAreasProcPtr	SaveDoomedAreas;

+    RestoreAreasProcPtr		RestoreAreas;

+    ExposeCopyProcPtr		ExposeCopy;

+    TranslateBackingStoreProcPtr TranslateBackingStore;

+    ClearBackingStoreProcPtr	ClearBackingStore;

+    DrawGuaranteeProcPtr	DrawGuarantee;

+    /*

+     * A read/write copy of the lower level backing store vector is needed now

+     * that the functions can be wrapped.

+     */

+    BSFuncRec			BackingStoreFuncs;

+    

+    /* Font procedures */

+

+    RealizeFontProcPtr		RealizeFont;

+    UnrealizeFontProcPtr	UnrealizeFont;

+

+    /* Cursor Procedures */

+

+    ConstrainCursorProcPtr	ConstrainCursor;

+    CursorLimitsProcPtr		CursorLimits;

+    DisplayCursorProcPtr	DisplayCursor;

+    RealizeCursorProcPtr	RealizeCursor;

+    UnrealizeCursorProcPtr	UnrealizeCursor;

+    RecolorCursorProcPtr	RecolorCursor;

+    SetCursorPositionProcPtr	SetCursorPosition;

+

+    /* GC procedures */

+

+    CreateGCProcPtr		CreateGC;

+

+    /* Colormap procedures */

+

+    CreateColormapProcPtr	CreateColormap;

+    DestroyColormapProcPtr	DestroyColormap;

+    InstallColormapProcPtr	InstallColormap;

+    UninstallColormapProcPtr	UninstallColormap;

+    ListInstalledColormapsProcPtr ListInstalledColormaps;

+    StoreColorsProcPtr		StoreColors;

+    ResolveColorProcPtr		ResolveColor;

+

+    /* Region procedures */

+

+    BitmapToRegionProcPtr	BitmapToRegion;

+    SendGraphicsExposeProcPtr	SendGraphicsExpose;

+

+    /* os layer procedures */

+

+    ScreenBlockHandlerProcPtr	BlockHandler;

+    ScreenWakeupHandlerProcPtr	WakeupHandler;

+

+    pointer blockData;

+    pointer wakeupData;

+

+    /* anybody can get a piece of this array */

+    PrivateRec	*devPrivates;

+

+    CreateScreenResourcesProcPtr CreateScreenResources;

+    ModifyPixmapHeaderProcPtr	ModifyPixmapHeader;

+

+    GetWindowPixmapProcPtr	GetWindowPixmap;

+    SetWindowPixmapProcPtr	SetWindowPixmap;

+    GetScreenPixmapProcPtr	GetScreenPixmap;

+    SetScreenPixmapProcPtr	SetScreenPixmap;

+

+    PixmapPtr pScratchPixmap;		/* scratch pixmap "pool" */

+

+    unsigned int		totalPixmapSize;

+

+    MarkWindowProcPtr		MarkWindow;

+    MarkOverlappedWindowsProcPtr MarkOverlappedWindows;

+    ChangeSaveUnderProcPtr	ChangeSaveUnder;

+    PostChangeSaveUnderProcPtr	PostChangeSaveUnder;

+    ConfigNotifyProcPtr		ConfigNotify;

+    MoveWindowProcPtr		MoveWindow;

+    ResizeWindowProcPtr		ResizeWindow;

+    GetLayerWindowProcPtr	GetLayerWindow;

+    HandleExposuresProcPtr	HandleExposures;

+    ReparentWindowProcPtr	ReparentWindow;

+

+    SetShapeProcPtr		SetShape;

+

+    ChangeBorderWidthProcPtr	ChangeBorderWidth;

+    MarkUnrealizedWindowProcPtr	MarkUnrealizedWindow;

+

+    /* Device cursor procedures */

+    DeviceCursorInitializeProcPtr DeviceCursorInitialize;

+    DeviceCursorCleanupProcPtr    DeviceCursorCleanup;

+} ScreenRec;

+

+typedef struct _ScreenInfo {

+    int		imageByteOrder;

+    int		bitmapScanlineUnit;

+    int		bitmapScanlinePad;

+    int		bitmapBitOrder;

+    int		numPixmapFormats;

+    PixmapFormatRec

+		formats[MAXFORMATS];

+    int		numScreens;

+    ScreenPtr	screens[MAXSCREENS];

+} ScreenInfo;

+

+extern _X_EXPORT ScreenInfo screenInfo;

+

+extern _X_EXPORT void InitOutput(

+    ScreenInfo 	* /*pScreenInfo*/,

+    int     	/*argc*/,

+    char    	** /*argv*/);

+

+#endif /* SCREENINTSTRUCT_H */