picturedlg.cpp

VC实现的图像加密算法

// pictureDlg.cpp : implementation file
#include <math.h>
#include <iostream.h>
#include <stdlib.h>
#include <string.h>
#include "stdafx.h"
#include "picture.h"
#include "pictureDlg.h"
#include "DIB.h"
#include "dspDlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CPictureDlg dialog

CPictureDlg::CPictureDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CPictureDlg::IDD, pParent)
{   //CFileDialog():CDialog();//TRUE,NULL,NULL,OFN_HIDEREADONLY|OFN_OVERWRITEPROMPT,NULL,CWnd*);//BOOL ,LPCTSTR lpszDefExt,LPCTSTR lpszFIleName=NULL,DWORD dwFlags=OFN_HIDEREADONLY|OFN_OVERWRITEPROMPT,LPCTSTR lpszFilter=NULL,CWnd *pParentWnd=NULL); 
	//{{AFX_DATA_INIT(CPictureDlg)
	m_key = 0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CPictureDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CPictureDlg)
	DDX_Text(pDX, IDC_EDIT2, m_key);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CPictureDlg, CDialog)
	//{{AFX_MSG_MAP(CPictureDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_RADIO1, OnRadio1)
	ON_BN_CLICKED(IDC_RADIO2, OnRadio2)
	ON_BN_CLICKED(IDC_OK, OnOk)
	ON_BN_CLICKED(IDC_Jiami, OnJiami)
	ON_BN_CLICKED(IDC_Jiemi, OnJiemi)
	ON_BN_CLICKED(IDC_OpenFile, OnOpenFile)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CPictureDlg message handlers

BOOL CPictureDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0)== IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);


	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CPictureDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CPictureDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CPictureDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}
void CPictureDlg::OnRadio1() 
{
	// TODO: Add your control notification handler code here
    ((CButton *)GetDlgItem(IDC_Jiami))->EnableWindow(TRUE);
	GetDlgItem(IDC_STATIC2)->SetWindowText("输入密码：");
	((CButton *)GetDlgItem(IDC_Jiemi))->EnableWindow(FALSE);


}
void  CPictureDlg::OnOpenFile() 
{
  CFileDialog fdlg(TRUE,NULL,NULL,NULL,"位图文件(*.bmp)|*.bmp");
   if(fdlg.DoModal()==IDOK)
   { 
   PathName=fdlg.GetPathName();
   m_Dib.Load(PathName) ;
   GetDlgItem(IDC_EDIT1)->SetWindowText(PathName);
   dspDlg openfile;
   openfile.GetImageName(PathName);
   openfile.DoModal();
   }
}

void CPictureDlg::OnRadio2() 
{
	// TODO: Add your control notification handler code here
  ((CButton *)GetDlgItem(IDC_Jiemi))->EnableWindow(TRUE);
  GetDlgItem(IDC_STATIC2)->SetWindowText("输入密码：");
  ((CButton *)GetDlgItem(IDC_Jiami))->EnableWindow(FALSE);
	
}

void CPictureDlg::OnOk() 
{  
  UpdateData(TRUE);
  Key=m_key;
  if(Key>=1000000000)
   {
       MessageBox("密码位数过大!", "请重新输入" , MB_ICONINFORMATION | MB_OK);
   }
   m_Dib.KeyProcess(Key);
	// TODO: Add your control notification handler code here	
}

void CPictureDlg::OnJiami() 
{   
	if(m_Dib.sdd()==0)
	{
        MessageBox("目前只支持加密方阵位图!!", "请重新输入图像" , MB_ICONINFORMATION | MB_OK);
		//break;
	}
	m_Dib.jiami();
    m_Dib.Write(PathName);
    dspDlg openfile;
    openfile.GetImageName(PathName);
    openfile.DoModal();
	// TODO: Add your control notification handler code here
	
}

void CPictureDlg::OnJiemi() 
{
   m_Dib.jiemi();
   m_Dib.Write(PathName);        
   dspDlg openfile;
   openfile.GetImageName(PathName);
   openfile.DoModal();
	// TODO: Add your control notification handler code here	
}

void CPictureDlg::OnCancel() 
{
	// TODO: Add extra cleanup here
	
	CDialog::OnCancel();
}