1
2#ifdef HAVE_XORG_CONFIG_H
3#include <xorg-config.h>
4#endif
5
6#include "misc.h"
7#include "xf86.h"
8#include "xf86_OSproc.h"
9
10#include <X11/X.h>
11#include "scrnintstr.h"
12#include "windowstr.h"
13#include "xf86str.h"
14#include "xaa.h"
15#include "xaalocal.h"
16#include "gcstruct.h"
17#include "pixmapstr.h"
18#include "xaawrap.h"
19
20/*
21    Written by Harm Hanemaayer (H.Hanemaayer@inter.nl.net).
22*/
23
24void
25XAACopyWindow(
26    WindowPtr pWin,
27    DDXPointRec ptOldOrg,
28    RegionPtr prgnSrc )
29{
30    DDXPointPtr pptSrc, ppt;
31    RegionRec rgnDst;
32    BoxPtr pbox;
33    int dx, dy, nbox;
34    WindowPtr pwinRoot;
35    ScreenPtr pScreen = pWin->drawable.pScreen;
36    XAAInfoRecPtr infoRec =
37	GET_XAAINFORECPTR_FROM_DRAWABLE((&pWin->drawable));
38
39    if (!infoRec->pScrn->vtSema || !infoRec->ScreenToScreenBitBlt) {
40	XAA_SCREEN_PROLOGUE (pScreen, CopyWindow);
41	if(infoRec->pScrn->vtSema && infoRec->NeedToSync) {
42	    (*infoRec->Sync)(infoRec->pScrn);
43	    infoRec->NeedToSync = FALSE;
44	}
45        (*pScreen->CopyWindow) (pWin, ptOldOrg, prgnSrc);
46	XAA_SCREEN_EPILOGUE (pScreen, CopyWindow, XAACopyWindow);
47    	return;
48    }
49
50    pwinRoot = pScreen->root;
51
52    RegionNull(&rgnDst);
53
54    dx = ptOldOrg.x - pWin->drawable.x;
55    dy = ptOldOrg.y - pWin->drawable.y;
56    RegionTranslate(prgnSrc, -dx, -dy);
57    RegionIntersect(&rgnDst, &pWin->borderClip, prgnSrc);
58
59    pbox = RegionRects(&rgnDst);
60    nbox = RegionNumRects(&rgnDst);
61    if(!nbox ||
62      !(pptSrc = (DDXPointPtr )malloc(nbox * sizeof(DDXPointRec)))) {
63	RegionUninit(&rgnDst);
64	return;
65    }
66    ppt = pptSrc;
67
68    while(nbox--) {
69	ppt->x = pbox->x1 + dx;
70	ppt->y = pbox->y1 + dy;
71	ppt++; pbox++;
72    }
73
74    infoRec->ScratchGC.planemask = ~0L;
75    infoRec->ScratchGC.alu = GXcopy;
76
77    XAADoBitBlt((DrawablePtr)pwinRoot, (DrawablePtr)pwinRoot,
78        		&(infoRec->ScratchGC), &rgnDst, pptSrc);
79
80    free(pptSrc);
81    RegionUninit(&rgnDst);
82}
83