void CProView::OnDraw(CDC* pDC)
{
?CProDoc* pDoc = GetDocument();
?ASSERT_VALID(pDoc);
///////////////////////////////////////////////////////////////////////////////////////////////////////////////貼圖
CBitmap bitmap;
bitmap.LoadBitmap(IDB_BITMAP1);

CDC dcMemory;
dcMemory.CreateCompatibleDC(pDC);

// Select the bitmap into the in-memory DC
CBitmap* pOldBitmap = dcMemory.SelectObject(&bitmap);

?// Find a centerpoint for the bitmap in the client area
?RECT rect;
?GetClientRect(&rect);

?// Copy the bits from the in-memory DC into the on-
?// screen DC to actually do the painting. Use the centerpoint
?// we computed for the target offset.
?pDC->BitBlt(0, 0, rect.right, rect.bottom, &dcMemory,0, 0, SRCCOPY);
?dcMemory.SelectObject(pOldBitmap);
}