int
ProcXFixesCreateRegionFromBitmap (ClientPtr client)
{
RegionPtr pRegion;
PixmapPtr pPixmap;
REQUEST (xXFixesCreateRegionFromBitmapReq);
REQUEST_SIZE_MATCH (xXFixesCreateRegionFromBitmapReq);
LEGAL_NEW_RESOURCE (stuff->region, client);
pPixmap = (PixmapPtr) SecurityLookupIDByType (client, stuff->bitmap,
RT_PIXMAP,
DixReadAccess);
if (!pPixmap)
{
client->errorValue = stuff->bitmap;
return BadPixmap;
}
if (pPixmap->drawable.depth != 1)
return BadMatch;
pRegion = BITMAP_TO_REGION(pPixmap->drawable.pScreen, pPixmap);
if (!pRegion)
return BadAlloc;
if (!AddResource (stuff->region, RegionResType, (pointer) pRegion))
return BadAlloc;
return(client->noClientException);
}
int
miChangePictureClip (PicturePtr pPicture,
int type,
pointer value,
int n)
{
ScreenPtr pScreen = pPicture->pDrawable->pScreen;
PictureScreenPtr ps = GetPictureScreen(pScreen);
pointer clientClip;
int clientClipType;
switch (type) {
case CT_PIXMAP:
/* convert the pixmap to a region */
clientClip = (pointer) BITMAP_TO_REGION(pScreen, (PixmapPtr) value);
if (!clientClip)
return BadAlloc;
clientClipType = CT_REGION;
(*pScreen->DestroyPixmap) ((PixmapPtr) value);
break;
case CT_REGION:
clientClip = value;
clientClipType = CT_REGION;
break;
case CT_NONE:
clientClip = 0;
clientClipType = CT_NONE;
break;
default:
clientClip = (pointer) RECTS_TO_REGION(pScreen, n,
(xRectangle *) value,
type);
if (!clientClip)
return BadAlloc;
clientClipType = CT_REGION;
xfree(value);
break;
}
(*ps->DestroyPictureClip) (pPicture);
pPicture->clientClip = clientClip;
pPicture->clientClipType = clientClipType;
pPicture->stateChanges |= CPClipMask;
return Success;
}
int
ProcXFixesCreateRegionFromPicture (ClientPtr client)
{
#ifdef RENDER
RegionPtr pRegion;
PicturePtr pPicture;
REQUEST (xXFixesCreateRegionFromPictureReq);
REQUEST_SIZE_MATCH (xXFixesCreateRegionFromPictureReq);
LEGAL_NEW_RESOURCE (stuff->region, client);
VERIFY_PICTURE(pPicture, stuff->picture, client, DixReadAccess,
RenderErrBase + BadPicture);
switch (pPicture->clientClipType) {
case CT_PIXMAP:
pRegion = BITMAP_TO_REGION(pPicture->pDrawable->pScreen,
(PixmapPtr) pPicture->clientClip);
if (!pRegion)
return BadAlloc;
break;
case CT_REGION:
pRegion = XFixesRegionCopy ((RegionPtr) pPicture->clientClip);
if (!pRegion)
return BadAlloc;
break;
default:
return BadImplementation; /* assume sane server bits */
}
if (!AddResource (stuff->region, RegionResType, (pointer) pRegion))
return BadAlloc;
return(client->noClientException);
#else
return BadRequest;
#endif
}
int
ProcXFixesCreateRegionFromGC (ClientPtr client)
{
RegionPtr pRegion, pClip;
GCPtr pGC;
int rc;
REQUEST (xXFixesCreateRegionFromGCReq);
REQUEST_SIZE_MATCH (xXFixesCreateRegionFromGCReq);
LEGAL_NEW_RESOURCE (stuff->region, client);
rc = dixLookupGC(&pGC, stuff->gc, client, DixReadAccess);
if (rc != Success)
return rc;
switch (pGC->clientClipType) {
case CT_PIXMAP:
pRegion = BITMAP_TO_REGION(pGC->pScreen, (PixmapPtr) pGC->clientClip);
if (!pRegion)
return BadAlloc;
break;
case CT_REGION:
pClip = (RegionPtr) pGC->clientClip;
pRegion = XFixesRegionCopy (pClip);
if (!pRegion)
return BadAlloc;
break;
default:
return BadImplementation; /* assume sane server bits */
}
if (!AddResource (stuff->region, RegionResType, (pointer) pRegion))
return BadAlloc;
return(client->noClientException);
}
