求助：CTableView::OnDraw() - 编程论坛

#2

yuccn2013-03-06 17:02

设置些调试信息，看下每一步是否有成功。

最好也吧窗口大小信息（rect.Width(),rect.Heigh()）也打印出来看看

#3

信箱有效2013-03-06 23:45

学习

#4

qunxingw2013-03-11 20:05

是否图像合成类似，
void CCombineImageDLG::OnOK()
{
}

#5

lileimt2013-03-13 15:53

CDC MemDC;
CBitmap MemBitmap;
MemDC.CreateCompatibleDC(NULL);
MemBitmap.CreateCompatibleBitmap(pDC,rect.Width(),rect.Height());
CBitmap *pOldBit=MemDC.SelectObject(&MemBitmap);
MemDC.FillSolidRect(0,0,rect.Width(),rect.Height(),RGB(255,255,255));

CDC dcCompatible;
CBitmap bmp;
BITMAP bmpInfo;
bmp.LoadBitmap(IDB_BITMAP_BKMAP);
bmp.GetBitmap(&bmpInfo);
dcCompatible.CreateCompatibleDC(&MemDC);
HBITMAP OldBitmap = (HBITMAP)dcCompatible.SelectObject(&bmp);
MemDC.StretchBlt(0,0,rect.Width(),rect.Height(),&dcCompatible,0,0,bmpInfo.bmWidth,bmpInfo.bmHeight,SRCCOPY);
dcCompatible.SelectObject(&OldBitmap);

pDC->BitBlt(0,0,rect.Width(),rect.Height(),&MemDC, 0, 0, SRCCOPY);
MemBitmap.DeleteObject();
MemDC.DeleteDC();