基類是CScrollView
程序是SDI
我在視圖中畫了文本,圖標,打印預覽都能正確顯示,打印時文本能打印出來,但圖標不能打印出來,哪里處問題了 ?我重載了OnPrePareDC() ,設置了座標映射.下面是OnPrePareDC() 部份代碼: CScrollView::OnPrepareDC(pDC, pInfo);
pDC->SetMapMode(MM_ANISOTROPIC);//修改坐標映射方式
CSize size = CSize(800,560);
pDC->SetWindowExt(size);
int xLogPixPerInch = pDC->GetDeviceCaps(LOGPIXELSX);
int yLogPixPerInch = pDC->GetDeviceCaps(LOGPIXELSY);
long xExt = (long)size.cx * xLogPixPerInch/96;
long yExt = (long)size.cy * xLogPixPerInch/96;
pDC->SetViewportExt((int)xExt,(int)yExt);
......
在OnDraw()中畫圖標和文本,下面是OnDraw()部份代碼: hIcon=(HICON)LoadImage (NULL,iconPath,IMAGE_ICON,48,48,LR_LOADFROMFILE|LR_DEFAULTSIZE);
DrawIconEx(pDC->GetSafeHdc(), x-24, y+50, hIcon, 48, 48, 0, NULL, DI_NORMAL);輸出文本
pDC->TextOut (x-35, y+110+linenum*20, stronetwo);
???怎麼解決
程序是SDI
我在視圖中畫了文本,圖標,打印預覽都能正確顯示,打印時文本能打印出來,但圖標不能打印出來,哪里處問題了 ?我重載了OnPrePareDC() ,設置了座標映射.下面是OnPrePareDC() 部份代碼: CScrollView::OnPrepareDC(pDC, pInfo);
pDC->SetMapMode(MM_ANISOTROPIC);//修改坐標映射方式
CSize size = CSize(800,560);
pDC->SetWindowExt(size);
int xLogPixPerInch = pDC->GetDeviceCaps(LOGPIXELSX);
int yLogPixPerInch = pDC->GetDeviceCaps(LOGPIXELSY);
long xExt = (long)size.cx * xLogPixPerInch/96;
long yExt = (long)size.cy * xLogPixPerInch/96;
pDC->SetViewportExt((int)xExt,(int)yExt);
......
在OnDraw()中畫圖標和文本,下面是OnDraw()部份代碼: hIcon=(HICON)LoadImage (NULL,iconPath,IMAGE_ICON,48,48,LR_LOADFROMFILE|LR_DEFAULTSIZE);
DrawIconEx(pDC->GetSafeHdc(), x-24, y+50, hIcon, 48, 48, 0, NULL, DI_NORMAL);輸出文本
pDC->TextOut (x-35, y+110+linenum*20, stronetwo);
???怎麼解決
how to resolve this question?