睿豐德科技 專注RFID識別技術和條碼識別技術與管理軟件的集成項目。質量追溯系統、MES系統、金蝶與條碼系統對接、用友與條碼系統對接 [cpp] view plaincopy  

1. 打開按鈕相應消息  

[cpp] view plaincopy  

1. void CLoadBmpDlg::OnBtnOpenBmp()   
2. {  
3.     // TODO: Add your control notification handler code here  
4. ////選取圖片文件  

[cpp] view plaincopy  

1.     CFileDialog file_open_dlg(TRUE,NULL,NULL,OFN_HIDEREADONLY,"BMP Files(*.bmp)|*.bmp|All Files(*.*)|*.*||");  
2.     if(file_open_dlg.DoModal() != IDOK)  
3.     {  
4.         return;  
5.     }  
6.     m_pFilePath = file_open_dlg.GetPathName();  
7. //  ((CStatic*)GetDlgItem(IDC_STC_BMP))->SetBitmap(::LoadBitmap(AfxGetResourceHandle(), MAKEINTRESOURCE(IDB_BITMAP)));     
8. //  HBITMAP hsource = (HBITMAP)LoadImage(AfxGetInstanceHandle(), m_pFilePath, IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE);        
9. //  HBITMAP hbmp = ((CStatic*)GetDlgItem(IDC_STC_BMP))-> SetBitmap(hsource);   
10.     Invalidate( FALSE );  
11. }  

///OnPaint函數

[cpp] view plaincopy  

1. void CLoadBmpDlg::OnPaint()  

[cpp] view plaincopy  

1. {  

[cpp] view plaincopy  

1.     //////////////////////////////////////////////////////////////  
2.     CPaintDC bmpDC(GetDlgItem( IDC_STC_BMP ));  
3.     CBitmap SourceImage;  
4.     HBITMAP OldBitmap;  
5.     CDC mDC;  
6.     // SourceImage.LoadBitmap(image_name);  
7.     HANDLE filehandle = (HBITMAP)LoadImage( NULL, m_pFilePath, IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE );  
8.     if ( filehandle != NULL )  
9.     {  
10.         BITMAP bmpInfo;  
11.         SourceImage.Attach( filehandle );  
12.         SourceImage.GetBitmap( &bmpInfo );  
13.         CDC dcCompatible;  
14.         dcCompatible.CreateCompatibleDC(&bmpDC);  
15.         OldBitmap = (HBITMAP)dcCompatible.SelectObject(&SourceImage);  
16.         CRect rec;  
17.         ((CStatic *)GetDlgItem(IDC_STC_BMP))->GetClientRect(&rec);  
18.         //      dc.BitBlt(rec.left, rec.top, rec.Width(), rec.Height(), &dcCompatible, 0, 0, SRCCOPY);  
19.                 int n = bmpDC.StretchBlt(rec.left, rec.top, rec.Width(), rec.Height(), &dcCompatible, rec.left, rec.top, bmpInfo.bmWidth, bmpInfo.bmHeight, SRCCOPY);  
20. //        
21. //      CBrush brush;   
22. //      brush.CreatePatternBrush(&SourceImage);       
23. //      bmpDC.FillRect(rec, &brush);          
24. //      bmpDC.StretchBlt(rec.left, rec.top, rec.Width(), rec.Height(), &dcCompatible, rec.left, rec.top, bmpInfo.bmWidth, bmpInfo.bmHeight, SRCCOPY);  
25. //      brush.DeleteObject();   
26.         dcCompatible.SelectObject(&OldBitmap);  
27.         SourceImage.Detach();  
28.     }  
29. }  

RFID管理系統集成商 RFID中間件 條碼系統中間層 物聯網軟件集成