diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/nxagent/NXmiexpose.c.XF86.original')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/nxagent/NXmiexpose.c.XF86.original | 873 |
1 files changed, 0 insertions, 873 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXmiexpose.c.XF86.original b/nx-X11/programs/Xserver/hw/nxagent/NXmiexpose.c.XF86.original deleted file mode 100644 index ca896b9e0..000000000 --- a/nx-X11/programs/Xserver/hw/nxagent/NXmiexpose.c.XF86.original +++ /dev/null @@ -1,873 +0,0 @@ -/* $XFree86: xc/programs/Xserver/mi/miexpose.c,v 3.9 2001/12/14 20:00:22 dawes Exp $ */ -/*********************************************************** - -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. - -******************************************************************/ - -/* $Xorg: miexpose.c,v 1.4 2001/02/09 02:05:20 xorgcvs Exp $ */ - -#include "X.h" -#define NEED_EVENTS -#include "Xproto.h" -#include "Xprotostr.h" - -#include "misc.h" -#include "regionstr.h" -#include "scrnintstr.h" -#include "gcstruct.h" -#include "windowstr.h" -#include "pixmap.h" -#include "input.h" - -#include "dixstruct.h" -#include "mi.h" -#include "Xmd.h" - -#include "globals.h" - -#ifdef PANORAMIX -#include "panoramiX.h" -#include "panoramiXsrv.h" -#endif - -/* - machine-independent graphics exposure code. any device that uses -the region package can call this. -*/ - -#ifndef RECTLIMIT -#define RECTLIMIT 25 /* pick a number, any number > 8 */ -#endif - -/* miHandleExposures - generate a region for exposures for areas that were copied from obscured or -non-existent areas to non-obscured areas of the destination. Paint the -background for the region, if the destination is a window. - -NOTE: - this should generally be called, even if graphicsExposures is false, -because this is where bits get recovered from backing store. - -NOTE: - added argument 'plane' is used to indicate how exposures from backing -store should be accomplished. If plane is 0 (i.e. no bit plane), CopyArea -should be used, else a CopyPlane of the indicated plane will be used. The -exposing is done by the backing store's GraphicsExpose function, of course. - -*/ - -RegionPtr -miHandleExposures(pSrcDrawable, pDstDrawable, - pGC, srcx, srcy, width, height, dstx, dsty, plane) - register DrawablePtr pSrcDrawable; - register DrawablePtr pDstDrawable; - GCPtr pGC; - int srcx, srcy; - int width, height; - int dstx, dsty; - unsigned long plane; -{ - register ScreenPtr pscr; - RegionPtr prgnSrcClip; /* drawable-relative source clip */ - RegionRec rgnSrcRec; - RegionPtr prgnDstClip; /* drawable-relative dest clip */ - RegionRec rgnDstRec; - BoxRec srcBox; /* unclipped source */ - RegionRec rgnExposed; /* exposed region, calculated source- - relative, made dst relative to - intersect with visible parts of - dest and send events to client, - and then screen relative to paint - the window background - */ - WindowPtr pSrcWin; - BoxRec expBox; - Bool extents; - - /* This prevents warning about pscr not being used. */ - pGC->pScreen = pscr = pGC->pScreen; - - /* avoid work if we can */ - if (!pGC->graphicsExposures && - (pDstDrawable->type == DRAWABLE_PIXMAP) && - ((pSrcDrawable->type == DRAWABLE_PIXMAP) || - (((WindowPtr)pSrcDrawable)->backStorage == NULL))) - return NULL; - - srcBox.x1 = srcx; - srcBox.y1 = srcy; - srcBox.x2 = srcx+width; - srcBox.y2 = srcy+height; - - if (pSrcDrawable->type != DRAWABLE_PIXMAP) - { - BoxRec TsrcBox; - - TsrcBox.x1 = srcx + pSrcDrawable->x; - TsrcBox.y1 = srcy + pSrcDrawable->y; - TsrcBox.x2 = TsrcBox.x1 + width; - TsrcBox.y2 = TsrcBox.y1 + height; - pSrcWin = (WindowPtr) pSrcDrawable; - if (pGC->subWindowMode == IncludeInferiors) - { - prgnSrcClip = NotClippedByChildren (pSrcWin); - if ((RECT_IN_REGION(pscr, prgnSrcClip, &TsrcBox)) == rgnIN) - { - REGION_DESTROY(pscr, prgnSrcClip); - return NULL; - } - } - else - { - if ((RECT_IN_REGION(pscr, &pSrcWin->clipList, &TsrcBox)) == rgnIN) - return NULL; - prgnSrcClip = &rgnSrcRec; - REGION_INIT(pscr, prgnSrcClip, NullBox, 0); - REGION_COPY(pscr, prgnSrcClip, &pSrcWin->clipList); - } - REGION_TRANSLATE(pscr, prgnSrcClip, - -pSrcDrawable->x, -pSrcDrawable->y); - } - else - { - BoxRec box; - - if ((srcBox.x1 >= 0) && (srcBox.y1 >= 0) && - (srcBox.x2 <= pSrcDrawable->width) && - (srcBox.y2 <= pSrcDrawable->height)) - return NULL; - - box.x1 = 0; - box.y1 = 0; - box.x2 = pSrcDrawable->width; - box.y2 = pSrcDrawable->height; - prgnSrcClip = &rgnSrcRec; - REGION_INIT(pscr, prgnSrcClip, &box, 1); - pSrcWin = (WindowPtr)NULL; - } - - if (pDstDrawable == pSrcDrawable) - { - prgnDstClip = prgnSrcClip; - } - else if (pDstDrawable->type != DRAWABLE_PIXMAP) - { - if (pGC->subWindowMode == IncludeInferiors) - { - prgnDstClip = NotClippedByChildren((WindowPtr)pDstDrawable); - } - else - { - prgnDstClip = &rgnDstRec; - REGION_INIT(pscr, prgnDstClip, NullBox, 0); - REGION_COPY(pscr, prgnDstClip, - &((WindowPtr)pDstDrawable)->clipList); - } - REGION_TRANSLATE(pscr, prgnDstClip, - -pDstDrawable->x, -pDstDrawable->y); - } - else - { - BoxRec box; - - box.x1 = 0; - box.y1 = 0; - box.x2 = pDstDrawable->width; - box.y2 = pDstDrawable->height; - prgnDstClip = &rgnDstRec; - REGION_INIT(pscr, prgnDstClip, &box, 1); - } - - /* drawable-relative source region */ - REGION_INIT(pscr, &rgnExposed, &srcBox, 1); - - /* now get the hidden parts of the source box*/ - REGION_SUBTRACT(pscr, &rgnExposed, &rgnExposed, prgnSrcClip); - - if (pSrcWin && pSrcWin->backStorage) - { - /* - * Copy any areas from the source backing store. Modifies - * rgnExposed. - */ - (* pSrcWin->drawable.pScreen->ExposeCopy) ((WindowPtr)pSrcDrawable, - pDstDrawable, - pGC, - &rgnExposed, - srcx, srcy, - dstx, dsty, - plane); - } - - /* move them over the destination */ - REGION_TRANSLATE(pscr, &rgnExposed, dstx-srcx, dsty-srcy); - - /* intersect with visible areas of dest */ - REGION_INTERSECT(pscr, &rgnExposed, &rgnExposed, prgnDstClip); - - /* - * If we have LOTS of rectangles, we decide to take the extents - * and force an exposure on that. This should require much less - * work overall, on both client and server. This is cheating, but - * isn't prohibited by the protocol ("spontaneous combustion" :-) - * for windows. - */ - extents = pGC->graphicsExposures && - (REGION_NUM_RECTS(&rgnExposed) > RECTLIMIT) && - (pDstDrawable->type != DRAWABLE_PIXMAP); -#ifdef SHAPE - if (pSrcWin) - { - RegionPtr region; - if (!(region = wClipShape (pSrcWin))) - region = wBoundingShape (pSrcWin); - /* - * If you try to CopyArea the extents of a shaped window, compacting the - * exposed region will undo all our work! - */ - if (extents && pSrcWin && region && - (RECT_IN_REGION(pscr, region, &srcBox) != rgnIN)) - extents = FALSE; - } -#endif - if (extents) - { - WindowPtr pWin = (WindowPtr)pDstDrawable; - - expBox = *REGION_EXTENTS(pscr, &rgnExposed); - REGION_RESET(pscr, &rgnExposed, &expBox); - /* need to clear out new areas of backing store */ - if (pWin->backStorage) - (void) (* pWin->drawable.pScreen->ClearBackingStore)( - pWin, - expBox.x1, - expBox.y1, - expBox.x2 - expBox.x1, - expBox.y2 - expBox.y1, - FALSE); - } - if ((pDstDrawable->type != DRAWABLE_PIXMAP) && - (((WindowPtr)pDstDrawable)->backgroundState != None)) - { - WindowPtr pWin = (WindowPtr)pDstDrawable; - - /* make the exposed area screen-relative */ - REGION_TRANSLATE(pscr, &rgnExposed, - pDstDrawable->x, pDstDrawable->y); - - if (extents) - { - /* PaintWindowBackground doesn't clip, so we have to */ - REGION_INTERSECT(pscr, &rgnExposed, &rgnExposed, &pWin->clipList); - } - (*pWin->drawable.pScreen->PaintWindowBackground)( - (WindowPtr)pDstDrawable, &rgnExposed, PW_BACKGROUND); - - if (extents) - { - REGION_RESET(pscr, &rgnExposed, &expBox); - } - else - REGION_TRANSLATE(pscr, &rgnExposed, - -pDstDrawable->x, -pDstDrawable->y); - } - if (prgnDstClip == &rgnDstRec) - { - REGION_UNINIT(pscr, prgnDstClip); - } - else if (prgnDstClip != prgnSrcClip) - { - REGION_DESTROY(pscr, prgnDstClip); - } - - if (prgnSrcClip == &rgnSrcRec) - { - REGION_UNINIT(pscr, prgnSrcClip); - } - else - { - REGION_DESTROY(pscr, prgnSrcClip); - } - - if (pGC->graphicsExposures) - { - /* don't look */ - RegionPtr exposed = REGION_CREATE(pscr, NullBox, 0); - *exposed = rgnExposed; - return exposed; - } - else - { - REGION_UNINIT(pscr, &rgnExposed); - return NULL; - } -} - -/* send GraphicsExpose events, or a NoExpose event, based on the region */ - -void -miSendGraphicsExpose (client, pRgn, drawable, major, minor) - ClientPtr client; - RegionPtr pRgn; - XID drawable; - int major; - int minor; -{ - if (pRgn && !REGION_NIL(pRgn)) - { - xEvent *pEvent; - register xEvent *pe; - register BoxPtr pBox; - register int i; - int numRects; - - numRects = REGION_NUM_RECTS(pRgn); - pBox = REGION_RECTS(pRgn); - if(!(pEvent = (xEvent *)ALLOCATE_LOCAL(numRects * sizeof(xEvent)))) - return; - pe = pEvent; - - for (i=1; i<=numRects; i++, pe++, pBox++) - { - pe->u.u.type = GraphicsExpose; - pe->u.graphicsExposure.drawable = drawable; - pe->u.graphicsExposure.x = pBox->x1; - pe->u.graphicsExposure.y = pBox->y1; - pe->u.graphicsExposure.width = pBox->x2 - pBox->x1; - pe->u.graphicsExposure.height = pBox->y2 - pBox->y1; - pe->u.graphicsExposure.count = numRects - i; - pe->u.graphicsExposure.majorEvent = major; - pe->u.graphicsExposure.minorEvent = minor; - } - TryClientEvents(client, pEvent, numRects, - (Mask)0, NoEventMask, NullGrab); - DEALLOCATE_LOCAL(pEvent); - } - else - { - xEvent event; - event.u.u.type = NoExpose; - event.u.noExposure.drawable = drawable; - event.u.noExposure.majorEvent = major; - event.u.noExposure.minorEvent = minor; - TryClientEvents(client, &event, 1, - (Mask)0, NoEventMask, NullGrab); - } -} - - -void -miSendExposures(pWin, pRgn, dx, dy) - WindowPtr pWin; - RegionPtr pRgn; - register int dx, dy; -{ - register BoxPtr pBox; - int numRects; - register xEvent *pEvent, *pe; - register int i; - - pBox = REGION_RECTS(pRgn); - numRects = REGION_NUM_RECTS(pRgn); - if(!(pEvent = (xEvent *) ALLOCATE_LOCAL(numRects * sizeof(xEvent)))) - return; - - for (i=numRects, pe = pEvent; --i >= 0; pe++, pBox++) - { - pe->u.u.type = Expose; - pe->u.expose.window = pWin->drawable.id; - pe->u.expose.x = pBox->x1 - dx; - pe->u.expose.y = pBox->y1 - dy; - pe->u.expose.width = pBox->x2 - pBox->x1; - pe->u.expose.height = pBox->y2 - pBox->y1; - pe->u.expose.count = i; - } - -#ifdef PANORAMIX - if(!noPanoramiXExtension) { - int scrnum = pWin->drawable.pScreen->myNum; - int x = 0, y = 0; - XID realWin = 0; - - if(!pWin->parent) { - x = panoramiXdataPtr[scrnum].x; - y = panoramiXdataPtr[scrnum].y; - pWin = WindowTable[0]; - realWin = pWin->drawable.id; - } else if (scrnum) { - PanoramiXRes *win; - win = PanoramiXFindIDByScrnum(XRT_WINDOW, - pWin->drawable.id, scrnum); - if(!win) { - DEALLOCATE_LOCAL(pEvent); - return; - } - realWin = win->info[0].id; - pWin = LookupIDByType(realWin, RT_WINDOW); - } - if(x || y || scrnum) - for (i = 0; i < numRects; i++) { - pEvent[i].u.expose.window = realWin; - pEvent[i].u.expose.x += x; - pEvent[i].u.expose.y += y; - } - } -#endif - - DeliverEvents(pWin, pEvent, numRects, NullWindow); - - DEALLOCATE_LOCAL(pEvent); -} - -void -miWindowExposures(pWin, prgn, other_exposed) - WindowPtr pWin; - register RegionPtr prgn, other_exposed; -{ - RegionPtr exposures = prgn; - if (pWin->backStorage && prgn) - /* - * in some cases, backing store will cause a different - * region to be exposed than needs to be repainted - * (like when a window is mapped). RestoreAreas is - * allowed to return a region other than prgn, - * in which case this routine will free the resultant - * region. If exposures is null, then no events will - * be sent to the client; if prgn is empty - * no areas will be repainted. - */ - exposures = (*pWin->drawable.pScreen->RestoreAreas)(pWin, prgn); - if ((prgn && !REGION_NIL(prgn)) || - (exposures && !REGION_NIL(exposures)) || other_exposed) - { - RegionRec expRec; - int clientInterested; - - /* - * Restore from backing-store FIRST. - */ - clientInterested = (pWin->eventMask|wOtherEventMasks(pWin)) & ExposureMask; - if (other_exposed) - { - if (exposures) - { - REGION_UNION(pWin->drawable.pScreen, other_exposed, - exposures, - other_exposed); - if (exposures != prgn) - REGION_DESTROY(pWin->drawable.pScreen, exposures); - } - exposures = other_exposed; - } - if (clientInterested && exposures && (REGION_NUM_RECTS(exposures) > RECTLIMIT)) - { - /* - * If we have LOTS of rectangles, we decide to take the extents - * and force an exposure on that. This should require much less - * work overall, on both client and server. This is cheating, but - * isn't prohibited by the protocol ("spontaneous combustion" :-). - */ - BoxRec box; - - box = *REGION_EXTENTS( pWin->drawable.pScreen, exposures); - if (exposures == prgn) { - exposures = &expRec; - REGION_INIT( pWin->drawable.pScreen, exposures, &box, 1); - REGION_RESET( pWin->drawable.pScreen, prgn, &box); - } else { - REGION_RESET( pWin->drawable.pScreen, exposures, &box); - REGION_UNION( pWin->drawable.pScreen, prgn, prgn, exposures); - } - /* PaintWindowBackground doesn't clip, so we have to */ - REGION_INTERSECT( pWin->drawable.pScreen, prgn, prgn, &pWin->clipList); - /* need to clear out new areas of backing store, too */ - if (pWin->backStorage) - (void) (* pWin->drawable.pScreen->ClearBackingStore)( - pWin, - box.x1 - pWin->drawable.x, - box.y1 - pWin->drawable.y, - box.x2 - box.x1, - box.y2 - box.y1, - FALSE); - } - if (prgn && !REGION_NIL(prgn)) - (*pWin->drawable.pScreen->PaintWindowBackground)(pWin, prgn, PW_BACKGROUND); - if (clientInterested && exposures && !REGION_NIL(exposures)) - miSendExposures(pWin, exposures, - pWin->drawable.x, pWin->drawable.y); - if (exposures == &expRec) - { - REGION_UNINIT( pWin->drawable.pScreen, exposures); - } - else if (exposures && exposures != prgn && exposures != other_exposed) - REGION_DESTROY( pWin->drawable.pScreen, exposures); - if (prgn) - REGION_EMPTY( pWin->drawable.pScreen, prgn); - } - else if (exposures && exposures != prgn) - REGION_DESTROY( pWin->drawable.pScreen, exposures); -} - - -/* - this code is highly unlikely. it is not haile selassie. - - there is some hair here. we can't just use the window's -clip region as it is, because if we are painting the border, -the border is not in the client area and so we will be excluded -when we validate the GC, and if we are painting a parent-relative -background, the area we want to paint is in some other window. -since we trust the code calling us to tell us to paint only areas -that are really ours, we will temporarily give the window a -clipList the size of the whole screen and an origin at (0,0). -this more or less assumes that ddX code will do translation -based on the window's absolute position, and that ValidateGC will -look at clipList, and that no other fields from the -window will be used. it's not possible to just draw -in the root because it may be a different depth. - -to get the tile to align correctly we set the GC's tile origin to -be the (x,y) of the window's upper left corner, after which we -get the right bits when drawing into the root. - -because the clip_mask is being set to None, we may call DoChangeGC with -fPointer set true, thus we no longer need to install the background or -border tile in the resource table. -*/ - -static RESTYPE ResType = 0; -static int numGCs = 0; -static GCPtr screenContext[MAXSCREENS]; - -/*ARGSUSED*/ -static int -tossGC ( - pointer value, - XID id) -{ - GCPtr pGC = (GCPtr)value; - screenContext[pGC->pScreen->myNum] = (GCPtr)NULL; - FreeGC (pGC, id); - numGCs--; - if (!numGCs) - ResType = 0; - - return 0; -} - - -void -miPaintWindow(pWin, prgn, what) -register WindowPtr pWin; -RegionPtr prgn; -int what; -{ - int status; - - Bool usingScratchGC = FALSE; - WindowPtr pRoot; - -#define FUNCTION 0 -#define FOREGROUND 1 -#define TILE 2 -#define FILLSTYLE 3 -#define ABSX 4 -#define ABSY 5 -#define CLIPMASK 6 -#define SUBWINDOW 7 -#define COUNT_BITS 8 - - ChangeGCVal gcval[7]; - ChangeGCVal newValues [COUNT_BITS]; - - BITS32 gcmask, index, mask; - RegionRec prgnWin; - DDXPointRec oldCorner; - BoxRec box; - WindowPtr pBgWin; - GCPtr pGC; - register int i; - register BoxPtr pbox; - register ScreenPtr pScreen = pWin->drawable.pScreen; - register xRectangle *prect; - int numRects; - - gcmask = 0; - - if (what == PW_BACKGROUND) - { - switch (pWin->backgroundState) { - case None: - return; - case ParentRelative: - (*pWin->parent->drawable.pScreen->PaintWindowBackground)(pWin->parent, prgn, what); - return; - case BackgroundPixel: - newValues[FOREGROUND].val = pWin->background.pixel; - newValues[FILLSTYLE].val = FillSolid; - gcmask |= GCForeground | GCFillStyle; - break; - case BackgroundPixmap: - newValues[TILE].ptr = (pointer)pWin->background.pixmap; - newValues[FILLSTYLE].val = FillTiled; - gcmask |= GCTile | GCFillStyle | GCTileStipXOrigin | GCTileStipYOrigin; - break; - } - } - else - { - if (pWin->borderIsPixel) - { - newValues[FOREGROUND].val = pWin->border.pixel; - newValues[FILLSTYLE].val = FillSolid; - gcmask |= GCForeground | GCFillStyle; - } - else - { - newValues[TILE].ptr = (pointer)pWin->border.pixmap; - newValues[FILLSTYLE].val = FillTiled; - gcmask |= GCTile | GCFillStyle | GCTileStipXOrigin | GCTileStipYOrigin; - } - } - - prect = (xRectangle *)ALLOCATE_LOCAL(REGION_NUM_RECTS(prgn) * - sizeof(xRectangle)); - if (!prect) - return; - - newValues[FUNCTION].val = GXcopy; - gcmask |= GCFunction | GCClipMask; - - i = pScreen->myNum; - pRoot = WindowTable[i]; - - pBgWin = pWin; - if (what == PW_BORDER) - { - while (pBgWin->backgroundState == ParentRelative) - pBgWin = pBgWin->parent; - } - - if ((pWin->drawable.depth != pRoot->drawable.depth) || - (pWin->drawable.bitsPerPixel != pRoot->drawable.bitsPerPixel)) - { - usingScratchGC = TRUE; - pGC = GetScratchGC(pWin->drawable.depth, pWin->drawable.pScreen); - if (!pGC) - { - DEALLOCATE_LOCAL(prect); - return; - } - /* - * mash the clip list so we can paint the border by - * mangling the window in place, pretending it - * spans the entire screen - */ - if (what == PW_BORDER) - { - prgnWin = pWin->clipList; - oldCorner.x = pWin->drawable.x; - oldCorner.y = pWin->drawable.y; - pWin->drawable.x = pWin->drawable.y = 0; - box.x1 = 0; - box.y1 = 0; - box.x2 = pScreen->width; - box.y2 = pScreen->height; - REGION_INIT(pScreen, &pWin->clipList, &box, 1); - pWin->drawable.serialNumber = NEXT_SERIAL_NUMBER; - newValues[ABSX].val = pBgWin->drawable.x; - newValues[ABSY].val = pBgWin->drawable.y; - } - else - { - newValues[ABSX].val = 0; - newValues[ABSY].val = 0; - } - } else { - /* - * draw the background to the root window - */ - if (screenContext[i] == (GCPtr)NULL) - { - if (!ResType && !(ResType = CreateNewResourceType(tossGC))) - return; - screenContext[i] = CreateGC((DrawablePtr)pWin, (BITS32) 0, - (XID *)NULL, &status); - if (!screenContext[i]) - return; - numGCs++; - if (!AddResource(FakeClientID(0), ResType, - (pointer)screenContext[i])) - return; - } - pGC = screenContext[i]; - newValues[SUBWINDOW].val = IncludeInferiors; - newValues[ABSX].val = pBgWin->drawable.x; - newValues[ABSY].val = pBgWin->drawable.y; - gcmask |= GCSubwindowMode; - pWin = pRoot; - } - - if (pWin->backStorage) - (*pWin->drawable.pScreen->DrawGuarantee) (pWin, pGC, GuaranteeVisBack); - - mask = gcmask; - gcmask = 0; - i = 0; - while (mask) { - index = lowbit (mask); - mask &= ~index; - switch (index) { - case GCFunction: - if (pGC->alu != newValues[FUNCTION].val) { - gcmask |= index; - gcval[i++].val = newValues[FUNCTION].val; - } - break; - case GCTileStipXOrigin: - if ( pGC->patOrg.x != newValues[ABSX].val) { - gcmask |= index; - gcval[i++].val = newValues[ABSX].val; - } - break; - case GCTileStipYOrigin: - if ( pGC->patOrg.y != newValues[ABSY].val) { - gcmask |= index; - gcval[i++].val = newValues[ABSY].val; - } - break; - case GCClipMask: - if ( pGC->clientClipType != CT_NONE) { - gcmask |= index; - gcval[i++].val = CT_NONE; - } - break; - case GCSubwindowMode: - if ( pGC->subWindowMode != newValues[SUBWINDOW].val) { - gcmask |= index; - gcval[i++].val = newValues[SUBWINDOW].val; - } - break; - case GCTile: - if (pGC->tileIsPixel || pGC->tile.pixmap != newValues[TILE].ptr) - { - gcmask |= index; - gcval[i++].ptr = newValues[TILE].ptr; - } - break; - case GCFillStyle: - if ( pGC->fillStyle != newValues[FILLSTYLE].val) { - gcmask |= index; - gcval[i++].val = newValues[FILLSTYLE].val; - } - break; - case GCForeground: - if ( pGC->fgPixel != newValues[FOREGROUND].val) { - gcmask |= index; - gcval[i++].val = newValues[FOREGROUND].val; - } - break; - } - } - - if (gcmask) - dixChangeGC(NullClient, pGC, gcmask, NULL, gcval); - - if (pWin->drawable.serialNumber != pGC->serialNumber) - ValidateGC((DrawablePtr)pWin, pGC); - - numRects = REGION_NUM_RECTS(prgn); - pbox = REGION_RECTS(prgn); - for (i= numRects; --i >= 0; pbox++, prect++) - { - prect->x = pbox->x1 - pWin->drawable.x; - prect->y = pbox->y1 - pWin->drawable.y; - prect->width = pbox->x2 - pbox->x1; - prect->height = pbox->y2 - pbox->y1; - } - prect -= numRects; - (*pGC->ops->PolyFillRect)((DrawablePtr)pWin, pGC, numRects, prect); - DEALLOCATE_LOCAL(prect); - - if (pWin->backStorage) - (*pWin->drawable.pScreen->DrawGuarantee) (pWin, pGC, GuaranteeNothing); - - if (usingScratchGC) - { - if (what == PW_BORDER) - { - REGION_UNINIT(pScreen, &pWin->clipList); - pWin->clipList = prgnWin; - pWin->drawable.x = oldCorner.x; - pWin->drawable.y = oldCorner.y; - pWin->drawable.serialNumber = NEXT_SERIAL_NUMBER; - } - FreeScratchGC(pGC); - } -} - - -/* MICLEARDRAWABLE -- sets the entire drawable to the background color of - * the GC. Useful when we have a scratch drawable and need to initialize - * it. */ -void -miClearDrawable(pDraw, pGC) - DrawablePtr pDraw; - GCPtr pGC; -{ - XID fg = pGC->fgPixel; - XID bg = pGC->bgPixel; - xRectangle rect; - - rect.x = 0; - rect.y = 0; - rect.width = pDraw->width; - rect.height = pDraw->height; - DoChangeGC(pGC, GCForeground, &bg, 0); - ValidateGC(pDraw, pGC); - (*pGC->ops->PolyFillRect)(pDraw, pGC, 1, &rect); - DoChangeGC(pGC, GCForeground, &fg, 0); - ValidateGC(pDraw, pGC); -} |