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Diffstat (limited to 'afb/afbscrinit.c')
| -rw-r--r-- | afb/afbscrinit.c | 244 |
1 files changed, 244 insertions, 0 deletions
diff --git a/afb/afbscrinit.c b/afb/afbscrinit.c new file mode 100644 index 000000000..d2b3fd02b --- /dev/null +++ b/afb/afbscrinit.c @@ -0,0 +1,244 @@ +/* $XFree86: xc/programs/Xserver/afb/afbscrinit.c,v 3.5 1998/11/22 10:36:59 dawes Exp $ */ +/*********************************************************** + +Copyright (c) 1987 X Consortium + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +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 +X CONSORTIUM 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 X Consortium 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 X Consortium. + + +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. + +******************************************************************/ +/* $XConsortium: afbscrinit.c,v 5.17 94/04/17 20:28:34 dpw Exp $ */ + +#include "X.h" +#include "Xproto.h" /* for xColorItem */ +#include "Xmd.h" +#include "scrnintstr.h" +#include "pixmapstr.h" +#include "windowstr.h" +#include "resource.h" +#include "colormap.h" +#include "afb.h" +#include "mistruct.h" +#include "dix.h" +#include "mi.h" +#include "mibstore.h" +#include "migc.h" +#include "servermd.h" + +#ifdef PIXMAP_PER_WINDOW +int frameWindowPrivateIndex; +#endif +int afbWindowPrivateIndex; +int afbGCPrivateIndex; +int afbScreenPrivateIndex; + +static unsigned long afbGeneration = 0; + +BSFuncRec afbBSFuncRec = { + afbSaveAreas, + afbRestoreAreas, + (BackingStoreSetClipmaskRgnProcPtr) 0, + (BackingStoreGetImagePixmapProcPtr) 0, + (BackingStoreGetSpansPixmapProcPtr) 0, +}; + +Bool +afbCloseScreen(index, pScreen) + int index; + ScreenPtr pScreen; +{ + int d; + DepthPtr depths = pScreen->allowedDepths; + + for (d = 0; d < pScreen->numDepths; d++) + xfree(depths[d].vids); + xfree(depths); + xfree(pScreen->visuals); + xfree(pScreen->devPrivates[afbScreenPrivateIndex].ptr); + return(TRUE); +} + +Bool +afbCreateScreenResources(pScreen) + ScreenPtr pScreen; +{ + Bool retval; + + pointer oldDevPrivate = pScreen->devPrivate; + + pScreen->devPrivate = pScreen->devPrivates[afbScreenPrivateIndex].ptr; + retval = miCreateScreenResources(pScreen); + + /* Modify screen's pixmap devKind value stored off devPrivate to + * be the width of a single plane in longs rather than the width + * of a chunky screen in longs as incorrectly setup by the mi routine. + */ + ((PixmapPtr)pScreen->devPrivate)->devKind = BitmapBytePad(pScreen->width); + pScreen->devPrivates[afbScreenPrivateIndex].ptr = pScreen->devPrivate; + pScreen->devPrivate = oldDevPrivate; + return(retval); +} + +Bool +afbAllocatePrivates(pScreen, pWinIndex, pGCIndex) + ScreenPtr pScreen; + int *pWinIndex, *pGCIndex; +{ + if (afbGeneration != serverGeneration) { +#ifdef PIXMAP_PER_WINDOW + frameWindowPrivateIndex = AllocateWindowPrivateIndex(); +#endif + afbWindowPrivateIndex = AllocateWindowPrivateIndex(); + afbGCPrivateIndex = AllocateGCPrivateIndex(); + afbGeneration = serverGeneration; + } + if (pWinIndex) + *pWinIndex = afbWindowPrivateIndex; + if (pGCIndex) + *pGCIndex = afbGCPrivateIndex; + + afbScreenPrivateIndex = AllocateScreenPrivateIndex(); + pScreen->GetWindowPixmap = afbGetWindowPixmap; + pScreen->SetWindowPixmap = afbSetWindowPixmap; + return(AllocateWindowPrivate(pScreen, afbWindowPrivateIndex, sizeof(afbPrivWin)) && + AllocateGCPrivate(pScreen, afbGCPrivateIndex, sizeof(afbPrivGC))); +} + +/* dts * (inch/dot) * (25.4 mm / inch) = mm */ +Bool +afbScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width) + register ScreenPtr pScreen; + pointer pbits; /* pointer to screen bitmap */ + int xsize, ysize; /* in pixels */ + int dpix, dpiy; /* dots per inch */ + int width; /* pixel width of frame buffer */ +{ + VisualPtr visuals; + DepthPtr depths; + int nvisuals; + int ndepths; + int rootdepth; + VisualID defaultVisual; + pointer oldDevPrivate; + + rootdepth = 0; + if (!afbInitVisuals(&visuals, &depths, &nvisuals, &ndepths, &rootdepth, + &defaultVisual, 256, 8)) { + ErrorF("afbInitVisuals: FALSE\n"); + return FALSE; + } + if (!afbAllocatePrivates(pScreen,(int *)NULL, (int *)NULL)) { + ErrorF("afbAllocatePrivates: FALSE\n"); + return FALSE; + } + + pScreen->defColormap = (Colormap)FakeClientID(0); + /* whitePixel, blackPixel */ + pScreen->blackPixel = 0; + pScreen->whitePixel = 0; + pScreen->QueryBestSize = afbQueryBestSize; + /* SaveScreen */ + pScreen->GetImage = afbGetImage; + pScreen->GetSpans = afbGetSpans; + pScreen->CreateWindow = afbCreateWindow; + pScreen->DestroyWindow = afbDestroyWindow; + pScreen->PositionWindow = afbPositionWindow; + pScreen->ChangeWindowAttributes = afbChangeWindowAttributes; + pScreen->RealizeWindow = afbMapWindow; + pScreen->UnrealizeWindow = afbUnmapWindow; + pScreen->PaintWindowBackground = afbPaintWindow; + pScreen->PaintWindowBorder = afbPaintWindow; + pScreen->CopyWindow = afbCopyWindow; + pScreen->CreatePixmap = afbCreatePixmap; + pScreen->DestroyPixmap = afbDestroyPixmap; + pScreen->RealizeFont = afbRealizeFont; + pScreen->UnrealizeFont = afbUnrealizeFont; + pScreen->CreateGC = afbCreateGC; + pScreen->CreateColormap = afbInitializeColormap; + pScreen->DestroyColormap = (void (*)())NoopDDA; + pScreen->InstallColormap = afbInstallColormap; + pScreen->UninstallColormap = afbUninstallColormap; + pScreen->ListInstalledColormaps = afbListInstalledColormaps; + pScreen->StoreColors = (void (*)())NoopDDA; + pScreen->ResolveColor = afbResolveColor; + pScreen->BitmapToRegion = afbPixmapToRegion; + oldDevPrivate = pScreen->devPrivate; + if (!miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width, rootdepth, + ndepths, depths, defaultVisual, nvisuals, visuals)) { + ErrorF("miScreenInit: FALSE\n"); + return FALSE; + } + + pScreen->CloseScreen = afbCloseScreen; + pScreen->CreateScreenResources = afbCreateScreenResources; + pScreen->BackingStoreFuncs = afbBSFuncRec; + + pScreen->devPrivates[afbScreenPrivateIndex].ptr = pScreen->devPrivate; + pScreen->devPrivate = oldDevPrivate; + + return TRUE; +} + +PixmapPtr +afbGetWindowPixmap(pWin) + WindowPtr pWin; +{ +#ifdef PIXMAP_PER_WINDOW + return (PixmapPtr)(pWin->devPrivates[frameWindowPrivateIndex].ptr); +#else + ScreenPtr pScreen = pWin->drawable.pScreen; + + return (* pScreen->GetScreenPixmap)(pScreen); +#endif +} + +void +afbSetWindowPixmap(pWin, pPix) + WindowPtr pWin; + PixmapPtr pPix; +{ +#ifdef PIXMAP_PER_WINDOW + pWin->devPrivates[frameWindowPrivateIndex].ptr = (pointer)pPix; +#else + (* pWin->drawable.pScreen->SetScreenPixmap)(pPix); +#endif +} |