static
void
winReshapeRootless(WindowPtr pWin)
{
int nRects;
RegionRec rrNewShape;
BoxPtr pShape, pRects, pEnd;
HRGN hRgn, hRgnRect;
winWindowPriv(pWin);
#if CYGDEBUG
winDebug("winReshapeRootless ()\n");
#endif
/* Bail if the window is the root window */
if (pWin->parent == NULL)
return;
/* Bail if the window is not top level */
if (pWin->parent->parent != NULL)
return;
/* Free any existing window region stored in the window privates */
if (pWinPriv->hRgn != NULL) {
DeleteObject(pWinPriv->hRgn);
pWinPriv->hRgn = NULL;
}
/* Bail if the window has no bounding region defined */
if (!wBoundingShape(pWin))
return;
RegionNull(&rrNewShape);
RegionCopy(&rrNewShape, wBoundingShape(pWin));
RegionTranslate(&rrNewShape, pWin->borderWidth, pWin->borderWidth);
nRects = RegionNumRects(&rrNewShape);
pShape = RegionRects(&rrNewShape);
if (nRects > 0) {
/* Create initial empty Windows region */
hRgn = CreateRectRgn(0, 0, 0, 0);
/* Loop through all rectangles in the X region */
for (pRects = pShape, pEnd = pShape + nRects; pRects < pEnd; pRects++) {
/* Create a Windows region for the X rectangle */
hRgnRect = CreateRectRgn(pRects->x1, pRects->y1,
pRects->x2, pRects->y2);
if (hRgnRect == NULL) {
ErrorF("winReshapeRootless - CreateRectRgn() failed\n");
}
/* Merge the Windows region with the accumulated region */
if (CombineRgn(hRgn, hRgn, hRgnRect, RGN_OR) == ERROR) {
ErrorF("winReshapeRootless - CombineRgn() failed\n");
}
/* Delete the temporary Windows region */
DeleteObject(hRgnRect);
}
/* Save a handle to the composite region in the window privates */
pWinPriv->hRgn = hRgn;
}
RegionUninit(&rrNewShape);
return;
}
void
XAAOverCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCREEN(pScreen);
XAAOverlayPtr pOverPriv = GET_OVERLAY_PRIV(pScreen);
ScrnInfoPtr pScrn = infoRec->pScrn;
DDXPointPtr ppt, pptSrc;
RegionRec rgnDst;
BoxPtr pbox;
int i, nbox, dx, dy;
WindowPtr pRoot = pScreen->root;
if (!pScrn->vtSema || !infoRec->ScreenToScreenBitBlt) {
XAA_SCREEN_PROLOGUE(pScreen, CopyWindow);
if (pScrn->vtSema && infoRec->NeedToSync) {
(*infoRec->Sync) (pScrn);
infoRec->NeedToSync = FALSE;
}
(*pScreen->CopyWindow) (pWin, ptOldOrg, prgnSrc);
XAA_SCREEN_EPILOGUE(pScreen, CopyWindow, XAAOverCopyWindow);
return;
}
infoRec->ScratchGC.alu = GXcopy;
infoRec->ScratchGC.planemask = ~0;
RegionNull(&rgnDst);
dx = ptOldOrg.x - pWin->drawable.x;
dy = ptOldOrg.y - pWin->drawable.y;
RegionTranslate(prgnSrc, -dx, -dy);
RegionIntersect(&rgnDst, &pWin->borderClip, prgnSrc);
nbox = RegionNumRects(&rgnDst);
if (nbox && (pptSrc = (DDXPointPtr) malloc(nbox * sizeof(DDXPointRec)))) {
pbox = RegionRects(&rgnDst);
for (i = nbox, ppt = pptSrc; i--; ppt++, pbox++) {
ppt->x = pbox->x1 + dx;
ppt->y = pbox->y1 + dy;
}
SWITCH_DEPTH(8);
XAADoBitBlt((DrawablePtr) pRoot, (DrawablePtr) pRoot,
&(infoRec->ScratchGC), &rgnDst, pptSrc);
if (pWin->drawable.bitsPerPixel != 8) {
SWITCH_DEPTH(pScrn->depth);
XAADoBitBlt((DrawablePtr) pRoot, (DrawablePtr) pRoot,
&(infoRec->ScratchGC), &rgnDst, pptSrc);
}
free(pptSrc);
}
RegionUninit(&rgnDst);
if (pWin->drawable.depth == 8) {
RegionNull(&rgnDst);
miSegregateChildren(pWin, &rgnDst, pScrn->depth);
if (RegionNotEmpty(&rgnDst)) {
RegionIntersect(&rgnDst, &rgnDst, prgnSrc);
nbox = RegionNumRects(&rgnDst);
if (nbox &&
(pptSrc = (DDXPointPtr) malloc(nbox * sizeof(DDXPointRec)))) {
pbox = RegionRects(&rgnDst);
for (i = nbox, ppt = pptSrc; i--; ppt++, pbox++) {
ppt->x = pbox->x1 + dx;
ppt->y = pbox->y1 + dy;
}
SWITCH_DEPTH(pScrn->depth);
XAADoBitBlt((DrawablePtr) pRoot, (DrawablePtr) pRoot,
&(infoRec->ScratchGC), &rgnDst, pptSrc);
free(pptSrc);
}
}
RegionUninit(&rgnDst);
}
}
void
winCopyWindowNativeGDI(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
{
DDXPointPtr pptSrc;
DDXPointPtr ppt;
RegionPtr prgnDst;
BoxPtr pBox;
int dx, dy;
int i, nbox;
WindowPtr pwinRoot;
BoxPtr pBoxDst;
ScreenPtr pScreen = pWin->drawable.pScreen;
winScreenPriv(pScreen);
#if 0
ErrorF("winCopyWindow\n");
#endif
/* Get a pointer to the root window */
pwinRoot = pWin->drawable.pScreen->root;
/* Create a region for the destination */
prgnDst = RegionCreate(NULL, 1);
/* Calculate the shift from the source to the destination */
dx = ptOldOrg.x - pWin->drawable.x;
dy = ptOldOrg.y - pWin->drawable.y;
/* Translate the region from the destination to the source? */
RegionTranslate(prgnSrc, -dx, -dy);
RegionIntersect(prgnDst, &pWin->borderClip, prgnSrc);
/* Get a pointer to the first box in the region to be copied */
pBox = RegionRects(prgnDst);
/* Get the number of boxes in the region */
nbox = RegionNumRects(prgnDst);
/* Allocate source points for each box */
if (!(pptSrc = (DDXPointPtr) malloc(nbox * sizeof(DDXPointRec))))
return;
/* Set an iterator pointer */
ppt = pptSrc;
/* Calculate the source point of each box? */
for (i = nbox; --i >= 0; ppt++, pBox++) {
ppt->x = pBox->x1 + dx;
ppt->y = pBox->y1 + dy;
}
/* Setup loop pointers again */
pBoxDst = RegionRects(prgnDst);
ppt = pptSrc;
#if 0
ErrorF("winCopyWindow - x1\tx2\ty1\ty2\tx\ty\n");
#endif
/* BitBlt each source to the destination point */
for (i = nbox; --i >= 0; pBoxDst++, ppt++) {
#if 0
ErrorF("winCopyWindow - %d\t%d\t%d\t%d\t%d\t%d\n",
pBoxDst->x1, pBoxDst->x2, pBoxDst->y1, pBoxDst->y2,
ppt->x, ppt->y);
#endif
BitBlt(pScreenPriv->hdcScreen,
pBoxDst->x1, pBoxDst->y1,
pBoxDst->x2 - pBoxDst->x1, pBoxDst->y2 - pBoxDst->y1,
pScreenPriv->hdcScreen, ppt->x, ppt->y, SRCCOPY);
}
/* Cleanup the regions, etc. */
free(pptSrc);
RegionDestroy(prgnDst);
}
void
xnestChangeClip(GCPtr pGC, int type, pointer pValue, int nRects)
{
int i, size;
BoxPtr pBox;
XRectangle *pRects;
xnestDestroyClipHelper(pGC);
switch(type)
{
case CT_NONE:
XSetClipMask(xnestDisplay, xnestGC(pGC), None);
break;
case CT_REGION:
nRects = RegionNumRects((RegionPtr)pValue);
size = nRects * sizeof(*pRects);
pRects = (XRectangle *) malloc(size);
pBox = RegionRects((RegionPtr)pValue);
for (i = nRects; i-- > 0; ) {
pRects[i].x = pBox[i].x1;
pRects[i].y = pBox[i].y1;
pRects[i].width = pBox[i].x2 - pBox[i].x1;
pRects[i].height = pBox[i].y2 - pBox[i].y1;
}
XSetClipRectangles(xnestDisplay, xnestGC(pGC), 0, 0,
pRects, nRects, Unsorted);
free((char *) pRects);
break;
case CT_PIXMAP:
XSetClipMask(xnestDisplay, xnestGC(pGC),
xnestPixmap((PixmapPtr)pValue));
/*
* Need to change into region, so subsequent uses are with
* current pixmap contents.
*/
pGC->clientClip = (pointer) (*pGC->pScreen->BitmapToRegion)((PixmapPtr)pValue);
(*pGC->pScreen->DestroyPixmap)((PixmapPtr)pValue);
pValue = pGC->clientClip;
type = CT_REGION;
break;
case CT_UNSORTED:
XSetClipRectangles(xnestDisplay, xnestGC(pGC),
pGC->clipOrg.x, pGC->clipOrg.y,
(XRectangle *)pValue, nRects, Unsorted);
break;
case CT_YSORTED:
XSetClipRectangles(xnestDisplay, xnestGC(pGC),
pGC->clipOrg.x, pGC->clipOrg.y,
(XRectangle *)pValue, nRects, YSorted);
break;
case CT_YXSORTED:
XSetClipRectangles(xnestDisplay, xnestGC(pGC),
pGC->clipOrg.x, pGC->clipOrg.y,
(XRectangle *)pValue, nRects, YXSorted);
break;
case CT_YXBANDED:
XSetClipRectangles(xnestDisplay, xnestGC(pGC),
pGC->clipOrg.x, pGC->clipOrg.y,
(XRectangle *)pValue, nRects, YXBanded);
break;
}
switch(type)
{
default:
break;
case CT_UNSORTED:
case CT_YSORTED:
case CT_YXSORTED:
case CT_YXBANDED:
/*
* other parts of server can only deal with CT_NONE,
* CT_PIXMAP and CT_REGION client clips.
*/
pGC->clientClip = (pointer) RegionFromRects(nRects,
(xRectangle *)pValue, type);
free(pValue);
pValue = pGC->clientClip;
type = CT_REGION;
break;
}
pGC->clientClipType = type;
pGC->clientClip = pValue;
}
