dlg09.cpp

DSP图像处理程序源码

// Dlg09.cpp : implementation file
//

#include "stdafx.h"
#include "DSP.h"
#include "Dlg09.h"

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

/////////////////////////////////////////////////////////////////////////////
// CDlg09 dialog


CDlg09::CDlg09(CWnd* pParent /*=NULL*/)
	: CDialog(CDlg09::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDlg09)
	m_zero = _T("");
	m_top = _T("");
	m_currentposition = _T("");
	m_pointstyle = 0;
	//}}AFX_DATA_INIT
	centre.x=300;
	centre.y=200;
}


void CDlg09::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDlg09)
	DDX_Text(pDX, IDC_EDIT1, m_zero);
	DDX_Text(pDX, IDC_EDIT2, m_top);
	DDX_Text(pDX, IDC_EDIT3, m_currentposition);
	DDX_Radio(pDX, IDC_RADIO1, m_pointstyle);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDlg09, CDialog)
	//{{AFX_MSG_MAP(CDlg09)
	ON_WM_PAINT()
	ON_WM_MOUSEMOVE()
	ON_WM_LBUTTONDOWN()
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	ON_BN_CLICKED(IDC_BUTTON2, OnButton2)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDlg09 message handlers

void CDlg09::OnPaint() 
{
	CPaintDC dc(this); // device context for painting
	
	// TODO: Add your message handler code here
	dc.Ellipse(centre.x-160,centre.y-160,centre.x+160,centre.y+160);
	dc.MoveTo(centre.x-180,centre.y);
	dc.LineTo(centre.x+180,centre.y);
	dc.MoveTo(centre.x,centre.y-180);
	dc.LineTo(centre.x,centre.y+180);

	CPoint point;
	int i;
	for (i=0;i<zplat.zero.length;i++)
	{
		point.x=(int)(zplat.zero.sgnw[i].real*160)+centre.x;
		point.y=-(int)(zplat.zero.sgnw[i].imag*160)+centre.y;
		dc.Ellipse(point.x-3,point.y-3,point.x+3,point.y+3);
	}
	for (i=0;i<zplat.top.length;i++)
	{
		point.x=(int)(zplat.top.sgnw[i].real*160)+centre.x;
		point.y=-(int)(zplat.top.sgnw[i].imag*160)+centre.y;
		dc.MoveTo(point.x+3,point.y+3);
		dc.LineTo(point.x-3,point.y-3);
		dc.MoveTo(point.x-3,point.y+3);
		dc.LineTo(point.x+3,point.y-3);
	}
	// Do not call CDialog::OnPaint() for painting messages
}

void CDlg09::OnMouseMove(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	
	double x;
	double y;
	CString str;
	x=(point.x-centre.x)/160.0;
	y=(-point.y+centre.y)/160.0;
	UpdateData();
	m_currentposition.Empty();
	if (x*x+y*y<=1.0)
	{
	str.Format("%4.4f",x);
	m_currentposition=m_currentposition+str;
	m_currentposition=m_currentposition+' ';
	str.Format("%4.4f",y);
	m_currentposition=m_currentposition+str;
	m_currentposition=m_currentposition+'i';
	}
	UpdateData(FALSE);
	CDialog::OnMouseMove(nFlags, point);
}

void CDlg09::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	double x;
	double y;
	complex comp;
	CString str;
	x=(point.x-centre.x)/160.0;
	y=(-point.y+centre.y)/160.0;
	UpdateData();
	if (x*x+y*y<=1.0)
	{
		comp.real=x;
		comp.imag=y;
		UpdateData();
		if (m_pointstyle==0)
		{
			zplat.InsertZero(comp);
		}
		else if (x*x+y*y!=1.0)
		{
			zplat.InsertTop(comp);
		}
	}
	UpdateData(FALSE);
	CDialog::OnLButtonDown(nFlags, point);
	Invalidate();
}

void CDlg09::OnButton1() 
{
	// TODO: Add your control notification handler code here
	zplat.Empty();
}

void CDlg09::OnButton2() 
{
	// TODO: Add your control notification handler code here
	UpdateData();
	m_zero.Empty();
	m_top.Empty();
	int i;
	CString str,str1;
	for (i=0;i<zplat.zero.length;i++)
	{	
		str.Empty();
		str1.Empty();
		str.Format("%4.4f",zplat.zero.sgnw[i].real);
		str1.Format("%4.4f",zplat.zero.sgnw[i].imag);
		if (zplat.zero.sgnw[i].imag>0)
			str=str+'+'+str1+'i';
		else
			str=str+str1+'i';
		m_zero=m_zero+str+' ';
	}
	for (i=0;i<zplat.top.length;i++)
	{	
		str.Empty();
		str1.Empty();
		str.Format("%4.4f",zplat.top.sgnw[i].real);
		str1.Format("%4.4f",zplat.top.sgnw[i].imag);
		if (zplat.top.sgnw[i].imag>0)
			str=str+'+'+str1+'i';
		else
			str=str+str1+'i';
		m_top=m_top+str+' ';
	}
	UpdateData(FALSE);
}

void CDlg09::OnOK() 
{
	// TODO: Add extra validation here
	sgn=zplat.GetAllResponseAbs();
	drawdiscrete=FALSE;
	CDialog::OnOK();
}