/* $XConsortium: scrnintstr.h,v 5.12 91/05/13 23:44:14 rws Exp $ */ /*********************************************************** Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts, and the Massachusetts Institute of Technology, Cambridge, 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 names of Digital or MIT 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 "miscstruct.h" #include "region.h" #include "pixmap.h" #include "gc.h" #include "colormap.h" typedef struct _PixmapFormat { unsigned char depth; unsigned char bitsPerPixel; unsigned char scanlinePad; } PixmapFormatRec; typedef struct _Visual { unsigned long 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; unsigned long *vids; /* block of visual ids for this depth */ } DepthRec; 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; int WindowPrivateLen; unsigned *WindowPrivateSizes; unsigned totalWindowSize; int GCPrivateLen; unsigned *GCPrivateSizes; unsigned totalGCSize; /* Random screen procedures */ Bool (* CloseScreen)(); /* index, pScreen */ void (* QueryBestSize)(); /* class, pwidth, pheight, pScreen */ Bool (* SaveScreen)(); /* pScreen, on */ void (* GetImage)(); /* pDrawable, sx, sy, w, h, format, * planemask, pdestbits */ void (* GetSpans)(); /* pDrawable, wMax, ppt, pwidth, * nspans, pdstbits */ void (* PointerNonInterestBox)(); /* pScr, BoxPtr */ void (* SourceValidate)(); /* pDrawable, x, y, w, h */ /* Window Procedures */ Bool (* CreateWindow)(); /* pWin */ Bool (* DestroyWindow)(); /* pWin */ Bool (* PositionWindow)(); /* pWin, x, y */ Bool (* ChangeWindowAttributes)(); /* pWin, mask */ Bool (* RealizeWindow)(); /* pWin */ Bool (* UnrealizeWindow)(); /* pWin */ int (* ValidateTree)(); /* pParent, pChild, kind */ void (* PostValidateTree)(); /* pParent, pChild, kind */ void (* WindowExposures)(); /* pWin: WindowPtr, pRegion: RegionPtr */ void (* PaintWindowBackground)(); /* pWin, pRgn, which */ void (* PaintWindowBorder)(); /* pWin, pRgn, which */ void (* CopyWindow)(); /* pWin, oldPt, pOldRegion */ void (* ClearToBackground)(); /* pWin, x,y,w,h, sendExpose */ void (* ClipNotify)(); /* pWin, dx, dy */ /* Pixmap procedures */ PixmapPtr (* CreatePixmap)(); /* pScreen, width, height, depth */ Bool (* DestroyPixmap)(); /* pPixmap */ /* Backing store procedures */ void (* SaveDoomedAreas)(); /* pWin, pRegion, dx, dy */ RegionPtr (* RestoreAreas)(); /* pWin, pRegion */ void (* ExposeCopy)(); /* pSrc, pDst, pGC, pRegion, */ /* srcx, srcy, dstx, dsty, plane */ RegionPtr (* TranslateBackingStore)();/* pWin, dx, dy, pOldClip */ RegionPtr (* ClearBackingStore)(); /* pWin, x, y, w, h, sendExpose */ void (* DrawGuarantee)(); /* pWin, pGC, guarantee */ /* Font procedures */ Bool (* RealizeFont)(); /* pScr, pFont */ Bool (* UnrealizeFont)(); /* pScr, pFont */ /* Cursor Procedures */ void (* ConstrainCursor)(); /* pScr, BoxPtr */ void (* CursorLimits)(); /* pScr, pCurs, BoxPtr, BoxPtr */ Bool (* DisplayCursor)(); /* pScr, pCurs */ Bool (* RealizeCursor)(); /* pScr, pCurs */ Bool (* UnrealizeCursor)(); /* pScr, pCurs */ void (* RecolorCursor)(); /* pScr, pCurs, displayed */ Bool (* SetCursorPosition)(); /* pScr, x, y */ /* GC procedures */ Bool (* CreateGC)(); /* pGC */ /* Colormap procedures */ Bool (* CreateColormap)(); /* pcmap */ void (* DestroyColormap)(); /* pcmap */ void (* InstallColormap)(); /* pcmap */ void (* UninstallColormap)(); /* pcmap */ int (* ListInstalledColormaps) (); /* pScreen, pmaps */ void (* StoreColors)(); /* pmap, ndef, pdef */ void (* ResolveColor)(); /* preg, pgreen, pblue */ /* Region procedures */ RegionPtr (* RegionCreate)(); /* rect, size */ void (* RegionInit)(); /* pRegion, rect, size */ Bool (* RegionCopy)(); /* dstrgn, srcrgn */ void (* RegionDestroy)(); /* pRegion */ void (* RegionUninit)(); /* pRegion */ Bool (* Intersect)(); /* newReg, reg1, reg2 */ Bool (* Union)(); /* newReg, reg1, reg2 */ Bool (* Subtract)(); /* regD, regM, regS */ Bool (* Inverse)(); /* newReg, reg1, invRect */ void (* RegionReset)(); /* pRegion, pBox */ void (* TranslateRegion)(); /* pRegion, x, y */ int (* RectIn)(); /* pRegion, pRect */ Bool (* PointInRegion)(); /* pRegion, x, y, pBox */ Bool (* RegionNotEmpty)(); /* pRegion: RegionPtr */ void (* RegionEmpty)(); /* pRegion: RegionPtr */ BoxPtr (* RegionExtents)(); /* pRegion: RegionPtr */ Bool (* RegionAppend)(); /* pRegion, pRegion */ Bool (* RegionValidate)(); /* pRegion, pOverlap */ RegionPtr (* BitmapToRegion)(); /* PixmapPtr */ RegionPtr (* RectsToRegion)(); /* nrects, pRects, ordering */ void (* SendGraphicsExpose)(); /* client, rgn, draw, major, minor */ /* os layer procedures */ void (* BlockHandler)(); /* data: pointer */ void (* WakeupHandler)(); /* data: pointer */ pointer blockData; pointer wakeupData; /* anybody can get a piece of this array */ DevUnion *devPrivates; } ScreenRec; typedef struct _ScreenInfo { int imageByteOrder; int bitmapScanlineUnit; int bitmapScanlinePad; int bitmapBitOrder; int numPixmapFormats; PixmapFormatRec formats[MAXFORMATS]; int arraySize; int numScreens; ScreenPtr screens[MAXSCREENS]; } ScreenInfo; extern ScreenInfo screenInfo; extern int AllocateWindowPrivateIndex(), AllocateGCPrivateIndex(); extern Bool AllocateWindowPrivate(), AllocateGCPrivate(); #endif /* SCREENINTSTRUCT_H */