static void
ShadowPutImage(DrawablePtr pDraw,
GCPtr pGC,
int depth,
int x, int y, int w, int h,
int leftPad, int format, char *pImage)
{
BoxRec box;
Bool boxNotEmpty = FALSE;
SHADOW_GC_OP_PROLOGUE(pGC);
if (IS_VISIBLE(pDraw)) {
box.x1 = x + pDraw->x;
box.x2 = box.x1 + w;
box.y1 = y + pDraw->y;
box.y2 = box.y1 + h;
TRIM_BOX(box, pGC);
if (BOX_NOT_EMPTY(box)) {
if (pPriv->preRefresh)
(*pPriv->preRefresh) (pPriv->pScrn, 1, &box);
boxNotEmpty = TRUE;
}
}
(*pGC->ops->PutImage) (pDraw, pGC, depth, x, y, w, h,
leftPad, format, pImage);
if (boxNotEmpty && pPriv->postRefresh)
(*pPriv->postRefresh) (pPriv->pScrn, 1, &box);
SHADOW_GC_OP_EPILOGUE(pGC);
}
static void
ShadowSetSpans(
DrawablePtr pDraw,
GCPtr pGC,
char *pcharsrc,
DDXPointPtr pptInit,
int *pwidthInit,
int nspans,
int fSorted
){
SHADOW_GC_OP_PROLOGUE(pGC);
if(IS_VISIBLE(pDraw) && nspans) {
DDXPointPtr ppt = pptInit;
int *pwidth = pwidthInit;
int i = nspans;
BoxRec box;
Bool boxNotEmpty = FALSE;
box.x1 = ppt->x;
box.x2 = box.x1 + *pwidth;
box.y2 = box.y1 = ppt->y;
while(--i) {
ppt++;
pwidth++;
if(box.x1 > ppt->x) box.x1 = ppt->x;
if(box.x2 < (ppt->x + *pwidth))
box.x2 = ppt->x + *pwidth;
if(box.y1 > ppt->y) box.y1 = ppt->y;
else if(box.y2 < ppt->y) box.y2 = ppt->y;
}
box.y2++;
if(!pGC->miTranslate) {
TRANSLATE_BOX(box, pDraw);
}
TRIM_BOX(box, pGC);
if(BOX_NOT_EMPTY(box)) {
if(pPriv->preRefresh)
(*pPriv->preRefresh)(pPriv->pScrn, 1, &box);
boxNotEmpty = TRUE;
}
(*pGC->ops->SetSpans)(pDraw, pGC, pcharsrc, pptInit,
pwidthInit, nspans, fSorted);
if(boxNotEmpty && pPriv->postRefresh)
(*pPriv->postRefresh)(pPriv->pScrn, 1, &box);
} else
(*pGC->ops->SetSpans)(pDraw, pGC, pcharsrc, pptInit,
pwidthInit, nspans, fSorted);
SHADOW_GC_OP_EPILOGUE(pGC);
}
static void
ShadowPolyPoint(
DrawablePtr pDraw,
GCPtr pGC,
int mode,
int nptInit,
xPoint *pptInit
){
BoxRec box;
Bool boxNotEmpty = FALSE;
SHADOW_GC_OP_PROLOGUE(pGC);
if(IS_VISIBLE(pDraw) && nptInit) {
xPoint *ppt = pptInit;
int npt = nptInit;
box.x2 = box.x1 = pptInit->x;
box.y2 = box.y1 = pptInit->y;
/* this could be slow if the points were spread out */
while(--npt) {
ppt++;
if(box.x1 > ppt->x) box.x1 = ppt->x;
else if(box.x2 < ppt->x) box.x2 = ppt->x;
if(box.y1 > ppt->y) box.y1 = ppt->y;
else if(box.y2 < ppt->y) box.y2 = ppt->y;
}
box.x2++;
box.y2++;
TRIM_AND_TRANSLATE_BOX(box, pDraw, pGC);
if(BOX_NOT_EMPTY(box)) {
if(pPriv->preRefresh)
(*pPriv->preRefresh)(pPriv->pScrn, 1, &box);
boxNotEmpty = TRUE;
}
}
(*pGC->ops->PolyPoint)(pDraw, pGC, mode, nptInit, pptInit);
if(boxNotEmpty && pPriv->postRefresh)
(*pPriv->postRefresh)(pPriv->pScrn, 1, &box);
SHADOW_GC_OP_EPILOGUE(pGC);
}
static RegionPtr
ShadowCopyPlane(
DrawablePtr pSrc,
DrawablePtr pDst,
GCPtr pGC,
int srcx, int srcy,
int width, int height,
int dstx, int dsty,
unsigned long bitPlane
){
RegionPtr ret;
BoxRec box;
Bool boxNotEmpty = FALSE;
SHADOW_GC_OP_PROLOGUE(pGC);
if(IS_VISIBLE(pDst)) {
box.x1 = dstx + pDst->x;
box.x2 = box.x1 + width;
box.y1 = dsty + pDst->y;
box.y2 = box.y1 + height;
TRIM_BOX(box, pGC);
if(BOX_NOT_EMPTY(box)) {
if(pPriv->preRefresh)
(*pPriv->preRefresh)(pPriv->pScrn, 1, &box);
boxNotEmpty = TRUE;
}
}
ret = (*pGC->ops->CopyPlane)(pSrc, pDst,
pGC, srcx, srcy, width, height, dstx, dsty, bitPlane);
if(boxNotEmpty && pPriv->postRefresh)
(*pPriv->postRefresh)(pPriv->pScrn, 1, &box);
SHADOW_GC_OP_EPILOGUE(pGC);
return ret;
}
