calgeodlg.cpp

能够实现一些常用的地图转换

// Calgeodlg.cpp : implementation file
//

#include "stdafx.h"
#include "CalSurBase.h"
#include "Calgeodlg.h"
#include "Survey.h"

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

/////////////////////////////////////////////////////////////////////////////
// CCalgeodlg dialog


CCalgeodlg::CCalgeodlg(CWnd* pParent /*=NULL*/)
	: CDialog(CCalgeodlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CCalgeodlg)
	m_east = 0.0;
	m_north = 0.0;
	m_outeast = 0.0;
	m_outnorth = 0.0;
	m_geo = -1;
	m_strip = -1;
	m_zbx = -1;
	//}}AFX_DATA_INIT
}


void CCalgeodlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCalgeodlg)
	DDX_Text(pDX, IDC_EDIT_EAST, m_east);
	DDX_Text(pDX, IDC_EDIT_NORTH, m_north);
	DDX_Text(pDX, IDC_EDIT_OUTEAST, m_outeast);
	DDX_Text(pDX, IDC_EDIT_OUTNORTH, m_outnorth);
	DDX_Radio(pDX, IDC_RADIO_GEOA, m_geo);
	DDX_Radio(pDX, IDC_RADIO_STRIPA, m_strip);
	DDX_Radio(pDX, IDC_RADIO_ZBXA, m_zbx);
	//}}AFX_DATA_MAP
}


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

/////////////////////////////////////////////////////////////////////////////
// CCalgeodlg message handlers

BOOL CCalgeodlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	m_geo=0;
	m_zbx=0;
	m_strip=0;
	UpdateData(false);
	
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CCalgeodlg::OnOK() 
{
	CSurvey survey;
	double meri=0,dh=0;
	UpdateData(true);
	survey.GetSysDat(m_zbx+1);
	if(m_strip==0)
	{  survey.dudai=3;}
	else
	{  survey.dudai=6;}
	if(m_geo==0)
	{   //已知坐标为大地坐标
		survey.dsetx=m_north;
		survey.dsety=m_east;
		survey.GetFdh();   //计算中央子午线和代号
		survey.dsety = survey.dsety-survey.fdh*1000000;
		survey.XyToBl();
		m_outeast=survey.dgetbl_l;
		m_outnorth=survey.dgetbl_b;
	}
	else
	{   //已知坐标为地理坐标
		survey.dgetbl_b=m_north;
		survey.dgetbl_l=m_east;
		survey.BCalMeri(m_east,m_east,survey.dudai,&meri,&dh);//根据经度计算中央子午线
		survey.dmeil_last = (int)meri;//转换后中央子午线
		survey.fdh_last = (int)dh;//转换后的代号
		survey.BlToXy();
		m_outeast=survey.dgety+survey.fdh_last*1000000;
		m_outnorth=survey.dgetx;
	}
	//CDialog::OnOK();	
	UpdateData(false);
}