dspdlg.cpp

来自「VC实现的图像加密算法」· C++ 代码 · 共 68 行

// dspDlg.cpp : implementation file
//

#include "stdafx.h"
#include "picture.h"
#include "dspDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// dspDlg dialog


dspDlg::dspDlg(CWnd* pParent /*=NULL*/)
	: CDialog(dspDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(dspDlg)
		// NOTE: the ClassWizard will add member initialization here   
	//}}AFX_DATA_INIT
}

void dspDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(dspDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(dspDlg, CDialog)
	//{{AFX_MSG_MAP(dspDlg)
	ON_WM_PAINT()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// dspDlg message handlers

void dspDlg::GetImageName(CString PathName)
{
	ImageName=PathName;
}
void dspDlg::OnPaint() 
{
   CPaintDC dc(this); 
   HBITMAP hbmp;
   hbmp=(HBITMAP)LoadImage(NULL,ImageName,IMAGE_BITMAP,0,0,LR_LOADFROMFILE);
   CDC ImageDC;
   ImageDC.CreateCompatibleDC(&dc);
   HBITMAP OldBitmap;
   OldBitmap=(HBITMAP)ImageDC.SelectObject(hbmp);
   CRect rect;
   GetClientRect(rect);
   dc.StretchBlt(0,0,rect.Width(),rect.Height(),&ImageDC,0,0,rect.Width(),rect.Height(),SRCCOPY);
   ImageDC.SelectObject(OldBitmap);
   CDialog::OnPaint();
	// device context for painting
	
	// TODO: Add your message handler code here
	
	// Do not call CDialog::OnPaint() for painting messages
}