processdlg.cpp

阮秋琦的数字图像处理学一书所附的代码

// ProcessDlg.cpp : implementation file
//

#include "stdafx.h"
#include "DIPDemo.h"
#include "ProcessDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CProcessDlg dialog


CProcessDlg::CProcessDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CProcessDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CProcessDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	Introduce=0;
	Option1=0;
	Option2=0;
	Option3=0;
	Option4=0;
	Performed=0;
}


void CProcessDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CProcessDlg)
	DDX_Control(pDX, IDC_PROGRESS, m_Progress);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CProcessDlg, CDialog)
	//{{AFX_MSG_MAP(CProcessDlg)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CProcessDlg message handlers

BOOL CProcessDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	CWnd *pCtl;
	
	// TODO: Add extra initialization here
	if (Introduce)
	{
		SetWindowText(Introduce);
	}
	if (Option1)
	{
		pCtl=GetDlgItem(IDC_OPTION1);
		pCtl->EnableWindow();
		pCtl->ShowWindow(SW_SHOW);
		pCtl->SetWindowText(Option1);
		CheckDlgButton(IDC_OPTION1,1);
	}
	if (Option2)
	{
		pCtl=GetDlgItem(IDC_OPTION2);
		pCtl->EnableWindow();
		pCtl->ShowWindow(SW_SHOW);
		pCtl->SetWindowText(Option2);
	}
	if (Option3)
	{
		pCtl=GetDlgItem(IDC_OPTION3);
		pCtl->EnableWindow();
		pCtl->ShowWindow(SW_SHOW);
		pCtl->SetWindowText(Option3);
	}
	if (Option4)
	{
		pCtl=GetDlgItem(IDC_OPTION4);
		pCtl->EnableWindow();
		pCtl->ShowWindow(SW_SHOW);
		pCtl->SetWindowText(Option4);
	}
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

CProgressCtrl *pProgress;

void SetProgress(int pos)
{
	pProgress->SetPos(pos);
}

void CProcessDlg::OnOK() 
{
	// TODO: Add extra validation here
	int func=GetCheckedRadioButton(IDC_OPTION1,IDC_OPTION4);
	pProgress=&m_Progress;
	m_Progress.SetRange32(0,nHeight-1);
	int nByteWidth=nWidth*3;
	if (nByteWidth%4) nByteWidth+=4-(nByteWidth%4);
	BYTE *lpOutput=new BYTE[nByteWidth*nHeight];
	if (func==IDC_OPTION1)
	{
		Process1(nWidth,nHeight,lpInput,lpOutput,SetProgress);
		pDest->SetImage(nWidth,nHeight,lpOutput);
	}
	if (func==IDC_OPTION2)
	{
		Process2(nWidth,nHeight,lpInput,lpOutput,SetProgress);
		pDest->SetImage(nWidth,nHeight,lpOutput);
	}
	if (func==IDC_OPTION3)
	{
		Process3(nWidth,nHeight,lpInput,lpOutput,SetProgress);
		pDest->SetImage(nWidth,nHeight,lpOutput);
	}
	if (func==IDC_OPTION4)
	{
		Process4(nWidth,nHeight,lpInput,lpOutput,SetProgress);
		pDest->SetImage(nWidth,nHeight,lpOutput);
	}
	delete lpOutput;
	Performed=func-IDC_OPTION1+1;
	CDialog::OnOK();
}