gpsnavview.cpp

程序实现了PDA对手持型GPS的导航设计。用一个串口类控制串口通讯

// GpsNavView.cpp : implementation of the CGpsNavView class
//

#include "stdafx.h"
#include "GpsNav.h"

#include "GpsNavDoc.h"
#include "Serial.h"
#include "GpsNavView.h"
#include "WptDlg.h"
#include "SerialSetupDlg.h"
#include "SelectPointDlg.h"
#include "MainFrm.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CGpsNavView

IMPLEMENT_DYNCREATE(CGpsNavView, CFormView)

BEGIN_MESSAGE_MAP(CGpsNavView, CFormView)
	//{{AFX_MSG_MAP(CGpsNavView)
	ON_CBN_SELCHANGE(IDC_FORMAT, OnSelchangeFormat)
	ON_BN_CLICKED(IDC_START, OnStart)
	ON_BN_CLICKED(IDC_TO, OnTo)
	ON_BN_CLICKED(IDC_FROM, OnFrom)
	ON_BN_CLICKED(IDC_WPTSET, OnWptset)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CGpsNavView construction/destruction

CGpsNavView::CGpsNavView()
	: CFormView(CGpsNavView::IDD)
{
	//{{AFX_DATA_INIT(CGpsNavView)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// TODO: add construction code here

}

CGpsNavView::~CGpsNavView()
{
}

void CGpsNavView::DoDataExchange(CDataExchange* pDX)
{
	CFormView::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CGpsNavView)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BOOL CGpsNavView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CFormView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CGpsNavView diagnostics

#ifdef _DEBUG
void CGpsNavView::AssertValid() const
{
	CFormView::AssertValid();
}

void CGpsNavView::Dump(CDumpContext& dc) const
{
	CFormView::Dump(dc);
}

CGpsNavDoc* CGpsNavView::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CGpsNavDoc)));
	return (CGpsNavDoc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CGpsNavView message handlers

void CGpsNavView::OnInitialUpdate() 
{
	CFormView::OnInitialUpdate();
	
	CComboBox *CtrlDis=(CComboBox *)GetDlgItem(IDC_FORMAT);
	CtrlDis->AddString(TEXT("1.Dist/Bearing"));
	CtrlDis->AddString(TEXT("2.Track.&.XTE"));
	CtrlDis->AddString(TEXT("3.East/North"));
	CtrlDis->AddString(TEXT("4.Velocity/Time"));
	CtrlDis->SetCurSel(GetDocument()->nDisFormat);
	
}

void CGpsNavView::OnSelchangeFormat() 
{
	CComboBox *CtrlDis=(CComboBox *)GetDlgItem(IDC_FORMAT);
	int nIndex = CtrlDis->GetCurSel();
	if (nIndex != LB_ERR)
	{
		GetDocument()->nDisFormat=nIndex;
	}
	CMainFrame *pMain =(CMainFrame *)AfxGetMainWnd();
	CGpsNavDoc *pDoc=(CGpsNavDoc *)GetDocument();
	if(pDoc->m_Serial!=NULL)
	{
		pMain->ShowDisplayView();
	}
}

void CGpsNavView::OnStart() 
{
	CMainFrame *pMain =(CMainFrame *)AfxGetMainWnd();
	CGpsNavDoc *pDoc=(CGpsNavDoc *)GetDocument();
	if(pDoc->m_Serial!=NULL)
	{
		pMain->ShowDisplayView();
		return;
	}
	
	if(pDoc->m_Way.GetFPoint()==-1)
	{
		::AfxMessageBox(_T("Please Select From Point!"),MB_OK);
		return;
	}
	if(pDoc->m_Way.GetTPoint()==-1)
	{
		::AfxMessageBox(_T("Please Select To Point!"),MB_OK);
		return;
	}
	if(pDoc->m_Way.GetTPoint()==pDoc->m_Way.GetFPoint())
	{
		::AfxMessageBox(_T("FromPoint is the same to ToPoint!"),MB_OK);
		return;
	}
	
	SerialSetupDlg dlg;
	if(dlg.DoModal()!=IDOK)
	{
		return;
	}
	pDoc->m_Serial=new CSerial;
	if(!(pDoc->m_Serial)->OpenPort(pMain,dlg.nPort,dlg.nBaudRate))
	{
		//error
		delete pDoc->m_Serial;
		pDoc->m_Serial=NULL;
		return;
	}
	pMain->ShowDisplayView();
                      	
}

void CGpsNavView::OnTo() 
{	
	SelectPointDlg dlg(1);
	dlg.DoModal();
		
	CGpsNavDoc *pDoc=(CGpsNavDoc *)GetDocument();	
	pDoc->m_Way.SetAfterward(pDoc->m_Way.GetFPoint());
	if(pDoc->m_Way.GetFPoint()<pDoc->m_Way.GetTPoint())
	{
		pDoc->m_Way.SetForward(pDoc->m_Way.GetAfterward()+1);
	}
	else
	{
		pDoc->m_Way.SetForward(pDoc->m_Way.GetAfterward()-1);
	}
}

void CGpsNavView::OnFrom() 
{	
	SelectPointDlg dlg(0);
	dlg.DoModal();
	
	CGpsNavDoc *pDoc=(CGpsNavDoc *)GetDocument();	
	pDoc->m_Way.SetAfterward(pDoc->m_Way.GetFPoint());
	if(pDoc->m_Way.GetFPoint()<pDoc->m_Way.GetTPoint())
	{
		pDoc->m_Way.SetForward(pDoc->m_Way.GetAfterward()+1);
	}
	else
	{
		pDoc->m_Way.SetForward(pDoc->m_Way.GetAfterward()-1);
	}
}

void CGpsNavView::OnWptset() 
{
	CWptDlg dlg;
	dlg.DoModal();
}

void CGpsNavView::OnUpdate(CView* pSender, LPARAM lHint, CObject* pHint) 
{
	
}