gpspointdlg.cpp

GPS定位报警程序

// GpsPointDlg.cpp : implementation file
//

#include "stdafx.h"
#include "GpsPoint.h"
#include "GpsPointDlg.h"
#include <mmsystem.h>
#include "SysSetup.h"

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

CCriticalSection m_SoundLock;  //读取和写入语音字符串锁
CCriticalSection m_ThreadLock; //语音线程，完整读音锁

//语音线程函数
UINT SoundThread(LPVOID pParam){
	CString strTmp;
	CString strSoundNum;
	int *idx=(int*)pParam;

	m_SoundLock.Lock();
	strSoundNum.Format("%d",*idx);
	m_SoundLock.Unlock();
	
	m_ThreadLock.Lock();
	for(int i=0;i<strSoundNum.GetLength();i++){
		strTmp=strSoundNum.Mid(i,1);
		sndPlaySound("waves\\" + strTmp + ".wav",SND_SYNC);
	}
	m_ThreadLock.Unlock();
	return 0;
}

extern CGpsPointApp theApp;
/////////////////////////////////////////////////////////////////////////////
// CGpsPointDlg dialog

CGpsPointDlg::CGpsPointDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CGpsPointDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CGpsPointDlg)
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CGpsPointDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CGpsPointDlg)
	DDX_Control(pDX, IDC_STATIC_MSG, m_Msg);
	DDX_Control(pDX, IDC_CHECK_SOUND, m_BtnSound);
	DDX_Control(pDX, IDC_STATIC_ICON, m_Icon);
	DDX_Control(pDX, IDC_CHECK_LOG, m_BtnSave);
	DDX_Control(pDX, IDC_CHECK_FILE, m_ReadFile);
	DDX_Control(pDX, IDC_LIST_POINT, m_ListPoint);
	DDX_Control(pDX, IDC_COMBO_TIME, m_Time);
	DDX_Control(pDX, IDC_STATIC_POINT, m_SP);
	DDX_Control(pDX, IDC_BUTTON_POINT, m_BtnPoint);
	DDX_Control(pDX, IDC_BUTTON_SETUP, m_BtnSetup);
	DDX_Control(pDX, IDC_BUTTON_START_END, m_BtnSatrtEnd);
	DDX_Control(pDX, IDC_MSCOMM, m_MsComm);
	DDX_Control(pDX, IDC_COMMDLG, m_Dlg);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CGpsPointDlg, CDialog)
	//{{AFX_MSG_MAP(CGpsPointDlg)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_START_END, OnButtonStartEnd)
	ON_BN_CLICKED(IDC_BUTTON_SETUP, OnButtonSetup)
	ON_BN_CLICKED(IDC_BUTTON_POINT, OnButtonPoint)
	ON_BN_CLICKED(IDC_BUTTON_DRAW, OnButtonDraw)
	ON_WM_TIMER()
	ON_CBN_SELCHANGE(IDC_COMBO_TIME, OnSelchangeComboTime)
	ON_BN_CLICKED(IDC_CHECK_LOG, OnCheckLog)
	ON_WM_DESTROY()
	ON_BN_CLICKED(IDC_CHECK_SOUND, OnCheckSound)
	ON_BN_CLICKED(IDC_BUTTON_TEST, OnButtonTest)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CGpsPointDlg message handlers

BOOL CGpsPointDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	PAI=3.1415926535898;
	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	//配置文件的路径
	strFile=CCommFun::GetAppPath("setup.ini");
	strFile1=CCommFun::GetAppPath("point.ini");
	strFile2=CCommFun::GetAppPath("log\\log.ini");

	dLate0=0;
	dLong0=0;
	lTime0=0;
	m_bSetPoint=FALSE;
	m_bDraw=FALSE;
	//定时器时间选择下拉框
	CString strTmp;
	for(int i=100;i<=5000;i+=100){
		strTmp.Format("%d",i);
		m_Time.InsertString((i/100)-1,strTmp);
	}
	m_iTimer=CCommFun::Getini("GPS设置","读取文件定时器周期",1000,strFile);
	m_Time.SetCurSel(m_iTimer/100-1);
	//是否需要保存
	m_bSavePoint=CCommFun::Getini("GPS设置","记录轨迹",0,strFile);
	m_BtnSave.SetCheck(m_bSavePoint);
	//是报语音
	m_bSound=CCommFun::Getini("GPS设置","报语音",0,strFile);
	m_BtnSound.SetCheck(m_bSound);
	//数字声音字符串
	iSoundNum=-1;
	//多线程句柄
	hthread=NULL;

	return TRUE;  // return TRUE  unless you set the focus to a control
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CGpsPointDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);

	}
	else
	{
		CDialog::OnPaint();
	}
	//画图
	//CDC* pdc=this->GetDC();
	//pdc->Ellipse(100,100,300,300);

}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CGpsPointDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CGpsPointDlg::OnButtonStartEnd() 
{
	CString strTmp;
	m_BtnSatrtEnd.GetWindowText(strTmp);
	if(strTmp.Compare("采集")==0){
		if(m_ReadFile.GetCheck()){//采集文件
			//加载文件模拟GPS数据
			//选择文件
			m_Dlg.SetFileName("");
			m_Dlg.ShowOpen();
			strGpsFile=m_Dlg.GetFileName();
			if(strGpsFile.Compare("")==0){
				return;
			}
			//初始化
			lastLL.dLate=0;
			lastLL.dLong=0;
			lastLL.lJiao=0;
			lastLL.sDM="";
			iCount=1;   
			this->SetTimer(1,m_iTimer,NULL);
		}else{
			//打开串口
			m_MsComm.SetCommPort(CCommFun::Getini("系统设置","串口号",1,strFile));
			strTmp=CCommFun::Getini("系统设置","波特率","4800",strFile);
			strTmp+=",N,8,1";
			m_MsComm.SetSettings(strTmp);
			m_MsComm.SetPortOpen(TRUE);
			if(!m_MsComm.GetPortOpen()){
				return;
			}else{
				//清除接收缓存
				m_MsComm.SetInBufferCount(0);
			}
		}
		//取得设置的参数
		m_BreakMeter=CCommFun::Getini("GPS设置","1秒允许的突变米数",10,strFile);
		m_BreakTime=CCommFun::Getini("GPS设置","允许突变的秒数",3,strFile);
		m_ErrorMrter=CCommFun::Getini("GPS设置","定位一个点的误差范围(米)",2,strFile);;
		m_strAppTitle=CCommFun::Getini("系统设置","发送消息程序标题","",strFile);
		m_CutTime=CCommFun::Getini("GPS设置","线段切圆的两点时间间隔",1,strFile); 
		
		m_Point=CCommFun::Getini("GPS设置","定点判定",1,strFile);
		m_CutRound=CCommFun::Getini("GPS设置","穿圆判定",1,strFile);
		m_Fangxiang=CCommFun::Getini("GPS设置","方向判定",1,strFile);
		m_CutCount=CCommFun::Getini("GPS设置","线段切圆分段数",100,strFile);
		m_Jiao=CCommFun::Getini("GPS设置","方向角允许误差",20,strFile);
		m_bSound=CCommFun::Getini("GPS设置","报语音",0,strFile);

		m_Code=CCommFun::Getini("GPS设置","返回定位点代码值",1,strFile);
		m_Dis=CCommFun::Getini("GPS设置","返回与标准点的距离",1,strFile);
		m_Error=CCommFun::Getini("GPS设置","返回定点误差范围",1,strFile);
		//初始化
		dLate0=0;
		dLong0=0;
		lTime0=0;

		m_BtnSatrtEnd.SetWindowText("停止");
		m_BtnSetup.EnableWindow(FALSE);
		m_ReadFile.EnableWindow(FALSE);
		m_Time.EnableWindow(FALSE);
		m_BtnSave.EnableWindow(FALSE);
		//加载点
		LoadPoint();
		//记录加一
		if(m_bSavePoint){
			int iCount=CCommFun::Getini(CCommFun::GetSysDateString(),"数量",0,strFile2)+1;
			CCommFun::Writeini(CCommFun::GetSysDateString(),"数量",iCount,strFile2);
		}
		//清空记录先
		while(m_ListPoint.GetCount()>0)
			m_ListPoint.DeleteString(0);
		for(int i=0;i<7;i++){
			GpsDataCount[i]=0;
		}
		//设置图标
		SetShowIcon(IDI_GPS_NONE);
	}else{//关闭采集
		m_bSound=FALSE;
		iSoundNum=-1;
		if(m_ReadFile.GetCheck()){//采集文件
			this->KillTimer(1);
		}else{
			//关闭串口
			m_MsComm.SetPortOpen(FALSE);
		}
		//关闭语音线程
		if(hthread){
			if(!(hthread->m_bAutoDelete)){
				TerminateThread(hthread->m_hThread,0);
				CloseHandle(hthread->m_hThread);
				delete hthread;
				hthread=NULL;
			}
		}
		m_BtnSatrtEnd.SetWindowText("采集");
		m_BtnSetup.EnableWindow(TRUE);
		m_ReadFile.EnableWindow(TRUE);
		m_Time.EnableWindow(TRUE);
		m_BtnSave.EnableWindow(TRUE);
		//初始化
		dLate0=0;
		dLong0=0;
		lTime0=0;
		//保存统计信息
		if(m_bSavePoint){
			this->GetWindowText(strTmp);
			SavePointStat(strTmp);
		}
		//图标显示
		m_Icon.SetIcon(theApp.LoadIcon(IDI_GPS_HAHA));

	}
}

BEGIN_EVENTSINK_MAP(CGpsPointDlg, CDialog)
    //{{AFX_EVENTSINK_MAP(CGpsPointDlg)
	ON_EVENT(CGpsPointDlg, IDC_MSCOMM, 1 /* OnComm */, OnOnCommMscomm, VTS_NONE)
	//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()
//捕获串口数据
void CGpsPointDlg::OnOnCommMscomm() 
{
	static CString strData="";
	CString strTmp;
	VARIANT vData;
	short iEvent=m_MsComm.GetCommEvent();
	switch(iEvent){
	case 1://comEvSend 在传输缓冲区中有比 Sthreshold 数少的字符。
		break;
	case 2://comEvReceive 收到 Rthreshold 个字符。该事件将持续产生直到用 Input 属性从接收缓冲区中删除数据。
		vData=m_MsComm.GetInput();
		strData+=CString(vData.bstrVal);
		//判断GPS结尾
		strTmp='\r';
		strTmp+='\n';
		if(strData.Right(2).Compare(strTmp)==0){
			//分析GPS数据
			DoGps(strData);
			//释放
			strData="";
		}
		break;
	case 3://comEvCTS Clear To Send 线的状态发生变化。
		break;
	case 4://comEvDSR Data Set Ready 线的状态发生变化。该事件只在 DST 从 1 变到 0 时才发生。
		break;
	case 5://comEvCD Carrier Detect 线的状态发生变化。
		break;
	case 6://comEvRing 检测到振铃信号。一些 UART（通用异步接收— 传输）可能不支持该事件。
		break;
	case 7://comEvEOF 收到文件结束（ASCII 字符为 26）字符。
		break;
	}
}
//处理GPS数据
void CGpsPointDlg::DoGps(CString GPS)
{
	int idxT,idxW;
	CString strTmp;
	CString strW;//GPS结尾
	CString strT;//GPS头
	strW='\r';
	strW+='\n';
	strT="$";
	//使用的数据
	CString GPGGA="";
	CString GPVTG="";
	//切分数据
	for(int i=0;i<GPS.GetLength();i++){
		//$...............\R\N;"
		idxT=GPS.Find(strT);
		idxW=GPS.Find(strW);
		if(idxW>idxT){
			strTmp=GPS.Mid(idxT,idxW-idxT+1);
			//数据分类
			if(strTmp.Left(6).Compare("$GPGGA")==0){//GPGGA数据
				if(CGps::CheckGps(strTmp).Compare("")!=0){
					//暂存等待速度方向数据
					GPGGA=strTmp;
					//正确的GPS数据计数
					GpsDataCount[2]++;
				}else{
					//验证失败GPS数据计数
					GpsDataCount[1]++;
					//图标显示
					SetShowIcon(IDI_GPS_ERROR);
				}
				//GPS数据计数
				GpsDataCount[0]++;
			}else if(strTmp.Left(6).Compare("$GPVTG")==0){//GPVTG数据
				if(CGps::CheckGps(strTmp).Compare("")!=0){
					//速度方向数据
					GPVTG=strTmp;
				}				
			}else{
				SetShowIcon(IDI_GPS_NONE);
			}
			GPS.Delete(0,idxW+1);
		}else{
			GPS.Delete(0,idxW+1);
		}
		//处理GPGGA,GPVTG数据
		if(GPGGA.Compare("")!=0){//有合格数据
			if(m_Fangxiang){//判断方向
				if(GPVTG.Compare("")!=0){//必须有方向数据
					DoGPSData(GPGGA,GPVTG);
				}
			}else{
				DoGPSData(GPGGA,GPVTG);
				//清空，下一循环继续采集
				GPGGA="";
				GPVTG="";
			}
		}
	}
}
//处理GPGGA数据
void CGpsPointDlg::DoGPSData(CString GPGGA, CString GPVTG)
{
	double dLate;
	double dLong;          //当前取得的经纬度坐标
	long   lJiao;          //方向角
	double dV;			   //速度
	long   lRlt1;          //返回结果
	long   lRlt2;
	lRlt1=CGps::FilterLatLong(GPGGA,&dLate,&dLong);
	lRlt2=CGps::FilterFV(GPVTG,&lJiao,&dV);
	if(lRlt1==0){//正确的GPGGA数据
		if(m_Fangxiang){//需要方向
			if(lRlt2==0){
				//处理经纬度数据
				DoLateLong(dLate,dLong,0,lJiao,dV);
			}
		}else{
			//处理经纬度数据
			DoLateLong(dLate,dLong,0,lJiao,dV);
		}
		//卫星数足够的GPS数据计数