kaveragedialog.cpp

实现了二维数据的K均值算法以及ISODATA分类算法

// KAverageDialog.cpp : implementation file
//

#include "stdafx.h"
#include "200532590150.h"
#include "KAverageDialog.h"

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

/////////////////////////////////////////////////////////////////////////////
// CKAverageDialog dialog


CKAverageDialog::CKAverageDialog(CWnd* pParent /*=NULL*/)
	: CDialog(CKAverageDialog::IDD, pParent)
{
	//{{AFX_DATA_INIT(CKAverageDialog)
	m_z1 = 0.5;
	m_z2 = 0.5;
	m_z3 = 2.0;
	m_z4 = 4.25;
	m_z5 = 5.666667;
	m_z6 = 1.666667;
	//}}AFX_DATA_INIT
}


void CKAverageDialog::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CKAverageDialog)
	DDX_Text(pDX, IDC_EDIT1, m_z1);
	DDX_Text(pDX, IDC_EDIT2, m_z2);
	DDX_Text(pDX, IDC_EDIT3, m_z3);
	DDX_Text(pDX, IDC_EDIT4, m_z4);
	DDX_Text(pDX, IDC_EDIT5, m_z5);
	DDX_Text(pDX, IDC_EDIT6, m_z6);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CKAverageDialog, CDialog)
	//{{AFX_MSG_MAP(CKAverageDialog)
	ON_BN_CLICKED(IDC_READIN, OnReadin)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CKAverageDialog message handlers

void CKAverageDialog::OnReadin() 
{
	// TODO: Add your control notification handler code here
	CFileDialog dlg(TRUE);
	UpdateData(TRUE);
	if(dlg.DoModal()==IDOK)
	{
		CString m_FilePath=dlg.GetPathName();
		CStdioFile File;
		File.Open(m_FilePath,CFile::modeRead);//按输入路径读取文件
	    if(File==NULL)
		    MessageBox("文件为空！" ,MB_OK);//若文件为空则报错
		CString FileData;
		File.ReadString(FileData);

		char temp1[10],temp2[10];//临时数组
		memset(temp1,'\0',3);
		sscanf(FileData,"%s",temp1);
		count=atoi(temp1);
		
		for(int i=0;i<count;i++)
		{
			//逐行读入数据
			File.ReadString(FileData);
			sscanf(FileData,"%s %s",temp1,temp2);
			//将数据转换成为浮点型，并赋给相应数组元素
			x1[i]=atof(temp1);
			x2[i]=atof(temp2);
		}
	}
	else 
	{
		EndWaitCursor();
		return;
	}
	UpdateData(FALSE);	
}

void CKAverageDialog::OnOK() 
{
	// TODO: Add extra validation here
	
	CDialog::OnOK();
}