ZDCPixmap::ZDCPixmap(const ZDCPixmap& iSource, const ZRectPOD& iSourceBounds)
{
ZRef<ZDCPixmapRep> sourceRep = iSource.GetRep();
if (not sourceRep)
return;
ZRectPOD originalBounds = sourceRep->GetBounds();
ZRectPOD realBounds = (iSourceBounds + LT(originalBounds)) & originalBounds;
if (sIsEmpty(realBounds))
return;
fRep = ZDCPixmapRep::sCreate(
sourceRep->GetRaster(), realBounds, sourceRep->GetPixelDesc());
}
void ZDCPixmapRep::CopyFrom(ZPointPOD iDestLocation,
const ZRef<ZDCPixmapRep>& iSourceRep, const ZRectPOD& iSourceBounds)
{
if (kDebug_Pixmap <= ZCONFIG_Debug)
{
ZAssertStop(kDebug_Pixmap, iSourceBounds == (iSourceBounds & iSourceRep->GetBounds()));
ZRectPOD destBounds = iSourceBounds + (iDestLocation - LT(iSourceBounds));
ZAssertStop(kDebug_Pixmap, destBounds == (destBounds & fBounds));
}
ZDCPixmapNS::sBlit(
iSourceRep->GetRaster()->GetBaseAddress(),
iSourceRep->GetRaster()->GetRasterDesc(),
iSourceRep->GetPixelDesc(),
fRaster->GetBaseAddress(),
fRaster->GetRasterDesc(),
this->GetPixelDesc(),
iSourceBounds,
iDestLocation);
}