draw.cpp

GPS定位报警程序

// Draw.cpp : implementation file
//

#include "stdafx.h"
#include "GpsPoint.h"
#include "Draw.h"

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

/////////////////////////////////////////////////////////////////////////////
// CDraw dialog
extern CGpsPointApp theApp;

CDraw::CDraw(CWnd* pParent /*=NULL*/)
	: CDialog(CDraw::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDraw)
	//}}AFX_DATA_INIT
}


void CDraw::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDraw)
	DDX_Control(pDX, IDC_STATIC_MSG, m_Msg);
	DDX_Control(pDX, IDC_COMBO_KEDU, m_Kd);
	DDX_Control(pDX, IDC_BUTTON_JIANX, m_E);
	DDX_Control(pDX, IDC_BUTTON_JIAX, m_W);
	DDX_Control(pDX, IDC_BUTTON_CENTER, m_C);
	DDX_Control(pDX, IDC_BUTTON_JIAY, m_N);
	DDX_Control(pDX, IDC_BUTTON_JIANY, m_S);
	DDX_Control(pDX, IDC_COMBO_iRD, m_iRD);
	DDX_Control(pDX, IDC_COMBO_IT, m_T);
	DDX_Control(pDX, IDC_COMBO_R, m_R);
	DDX_Control(pDX, IDC_COMBO_BL, m_B);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDraw, CDialog)
	//{{AFX_MSG_MAP(CDraw)
	ON_BN_CLICKED(IDC_BUTTON_LOADSETPOINT, OnButtonLoadsetpoint)
	ON_WM_PAINT()
	ON_BN_CLICKED(IDC_BUTTON_JIAX, OnButtonJiax)
	ON_BN_CLICKED(IDC_BUTTON_JIANX, OnButtonJianx)
	ON_BN_CLICKED(IDC_BUTTON_JIAY, OnButtonJiay)
	ON_BN_CLICKED(IDC_BUTTON_JIANY, OnButtonJiany)
	ON_CBN_SELCHANGE(IDC_COMBO_R, OnSelchangeComboR)
	ON_WM_TIMER()
	ON_WM_MOUSEMOVE()
	ON_CBN_SELCHANGE(IDC_COMBO_IT, OnSelchangeComboIt)
	ON_CBN_SELCHANGE(IDC_COMBO_iRD, OnSelchangeCOMBOiRD)
	ON_WM_SIZE()
	ON_BN_CLICKED(IDC_BUTTON_CENTER, OnButtonCenter)
	ON_CBN_SELCHANGE(IDC_COMBO_KEDU, OnSelchangeComboKedu)
	ON_WM_LBUTTONDOWN()
	ON_CBN_SELCHANGE(IDC_COMBO_BL, OnSelchangeComboBl)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDraw message handlers

BOOL CDraw::PreTranslateMessage(MSG* pMsg) 
{
	//避免回车键退出
	if(pMsg->message == WM_KEYDOWN){ 
		switch(pMsg->wParam){
		case VK_RETURN://截获回车 
			return TRUE;
		case VK_ESCAPE://截获ESC 
			return TRUE;
		break;
		}
	}	
	return CDialog::PreTranslateMessage(pMsg);
}

BOOL CDraw::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	int i;
	for(i=1;i<=100;i++){
		Point[i].dLate=0;
		Point[i].dLong=0;
		Point[i].lJiao=0;
		Point[i].sDM="";
	}
	for(i=1;i<=3600;i++){
		sPoint[i].dLate=0;
		sPoint[i].dLong=0;
		sPoint[i].lJiao=0;
		sPoint[i].sDM="";
	}
	iPoint=0;
	isPoint=0;
	lJiao=-1;//角度

	strFile=CCommFun::GetAppPath("point.ini");
	strFile2=CCommFun::GetAppPath("setup.ini");
	//加载画图配置
	CString strTmp;
	dX=atof(CCommFun::Getini("画图设置","X轴位移","0",strFile2));
	dY=atof(CCommFun::Getini("画图设置","Y轴位移","0",strFile2));
	strTmp=CCommFun::Getini("画图设置","缩放比例","0",strFile2);
	iT=CCommFun::Getini("画图设置","调节单位",100,strFile2);
	iB=atof(strTmp);
	iR=CCommFun::Getini("GPS设置","定位一个点的误差范围(米)",1,strFile2);
	iRD=CCommFun::Getini("画图设置","当前点半径",1,strFile2);
	iKD=CCommFun::Getini("画图设置","刻度的值",10,strFile2);
	//刻度
	int iTmp=0;
	for(i=0;i<=4;i++){
		iTmp=(int)pow(10,i);
		strTmp.Format("%d",iTmp);
		m_Kd.InsertString(i,strTmp);
	}
	strTmp.Format("%d",iKD);
	m_Kd.SetCurSel(strTmp.GetLength()-1);
	//比率
	for(i=1;i<=900;i++){
		strTmp.Format("%d.%d",i/10,i%10);
		m_B.InsertString(i-1,strTmp);
	}
	m_B.SetCurSel((int)(iB*10-1));
	//半径
	for(i=1;i<=50;i++){
		strTmp.Format("%d",i);
		m_R.InsertString(i-1,strTmp);
	}
	m_R.SetCurSel(iR-1);
	//当前点半径
	for(i=1;i<=50;i++){
		strTmp.Format("%d",i);
		m_iRD.InsertString(i-1,strTmp);
	}
	m_iRD.SetCurSel(iRD-1);
	//微调
	int j;
	for(i=1;i<=1000;){
		strTmp.Format("%d",i);
		if(i>=10){
			j=i/10;
			i+=10;
		}else{
			j=0;
			i+=9;
		}
		m_T.InsertString(j,strTmp);
	}
	if(iT>=10){
		m_T.SetCurSel(iT/10);
	}else{
		m_T.SetCurSel(0);
	}

	bDraw0=FALSE;
	//加载方向角图标
	m_N.SetIcon(theApp.LoadIcon(IDI_ICON_N));
	m_S.SetIcon(theApp.LoadIcon(IDI_ICON_S));
	m_E.SetIcon(theApp.LoadIcon(IDI_ICON_E));
	m_W.SetIcon(theApp.LoadIcon(IDI_ICON_W));
	m_C.SetIcon(theApp.LoadIcon(IDI_ICON_C));
	//初始化
	dLate0=0;
	dLong0=0;
	//
	PAI=3.1415926535898;

	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CDraw::NewLateLong(double dLate, double dLong, long lJiao,double dV)
{
	CString strTmp;
	//关闭定时器
	this->KillTimer(1);

	dLate0=dLate;
	dLong0=dLong;
	//画
	bDraw0=TRUE;
	//保存画线数组
	isPoint++;
	sPoint[isPoint].dLate=dLate;
	sPoint[isPoint].dLong=dLong;
	//保存最后一个角度,以供显示
	this->lJiao=lJiao;
	//显示角度和速度
	strTmp.Format(" 角度 %d 速度 %s",lJiao,ftoa(dV));
	m_Msg.SetWindowText(strTmp);
	//
	this->RedrawWindow();
	//清除定时器
	this->SetTimer(1,m_iTimer,NULL);
}
//加载定点
void CDraw::OnButtonLoadsetpoint() 
{
	CString strTmp;
	iPoint=CCommFun::Getini("定位点设置","定位点数目",0,strFile);
	for(int i=1;i<=iPoint;i++){
		strTmp.Format("定点%d",i);
		Point[i].sDM=CCommFun::Getini(strTmp,"T1","",strFile);
		Point[i].dLate=atof(CCommFun::Getini(strTmp,"T2","0",strFile));
		Point[i].dLong=atof(CCommFun::Getini(strTmp,"T3","0",strFile));
	}
	if(iPoint>0){
		this->RedrawWindow();
	}
}
//double to CString
CString CDraw::ftoa(double dData)
{
	COleVariant vt;
	CString strTmp;

	vt.vt=VT_R8;
	vt.dblVal=dData;
	vt.ChangeType(VT_BSTR);
	strTmp=vt.bstrVal;
	
	return strTmp;
}
//画图
void CDraw::OnPaint() 
{
	CPaintDC dc(this); // device context for painting
	double X=0,Y=0;
	double X2=0,Y2=0;
	int i;
	RECT rect2;
	CPoint point0;//方向角原点
	CPoint point1;//方向角转点
	long   lR;    //半径
	CString strTmp;
	//画坐标
	RECT rect;
	this->GetWindowRect(&rect);
	int iXWidth=39;
	int iYWidth=10;
	int iCount=1;
	
	int iD=(int)(iKD*iB);
	//X
	for(i=0;i<(rect.right-rect.left);i+=iD){
		dc.MoveTo(i,rect.bottom);
		dc.LineTo(i,(rect.bottom-rect.top)-iXWidth);
		/*if((i/iD)/iKD>0 && ((i/iD)%iKD)==0){//显示刻度
			strTmp.Format("%d",(i/iD*iKD));
			rect2.left=i;
			rect2.right=i+30;
			rect2.top=(rect.bottom-rect.top)-iXWidth-10;
			rect2.bottom=(rect.bottom-rect.top)-iXWidth-10+50;
			dc.DrawText(strTmp,strTmp.GetLength(),&rect2,DT_LEFT);
		}*/
	}
	//Y
	iCount=0;
	for(i=(rect.bottom-rect.top)-29;i>0;i-=iD){
		dc.MoveTo(0,i);
		dc.LineTo(iYWidth,i);
		/*if((iCount%iKD)==0){//显示刻度
			strTmp.Format("%d",iCount*iKD);
			rect2.left=iYWidth;
			rect2.right=iYWidth+30;
			rect2.top=i-5;
			rect2.bottom=i+50-5;
			dc.DrawText(strTmp,strTmp.GetLength(),&rect2,DT_LEFT);
		}
		iCount++;*/
	}
	//画方向圆
	point0.x=49;//方向角原点
	point0.y=49;
	lR=23;
	rect2.left=point0.x-lR;
	rect2.right=point0.x+lR;
	rect2.top=point0.y-lR;
	rect2.bottom=point0.y+lR;
	dc.Ellipse(&rect2);
	//方向角转点
	if(lJiao>=0){
		point1.x=point0.x+(long)(lR*sin(lJiao*PAI/180));
		point1.y=point0.y-(long)(lR*cos(lJiao*PAI/180));
		//画线
		dc.MoveTo(point0);
		dc.LineTo(point1);
	}
	//画图
	for(i=1;i<=iPoint;i++){
		//确定一个范围
		CGps::LLtoXY(Point[i].dLate,Point[i].dLong,&Y,&X);
		X=(X+dX)*iB;
		Y=(Y+dY)*iB;
		Y=(rect.bottom-rect.top)-Y;
		dc.Ellipse((int)(X-iR*iB),(int)(Y-iR*iB),(int)(X+iR*iB),(int)(Y+iR*iB));
		//写文字
		strTmp.Format("%d:%s",i,Point[i].sDM);
		rect2.left=(int)(X+iR*iB);
		rect2.right=(int)(X+iR*iB+100);
		rect2.top=(int)Y;
		rect2.bottom=(int)(Y+50);
		dc.DrawText(strTmp,strTmp.GetLength(),&rect2,DT_LEFT);
	}
	//画线
	if(isPoint>1){
		for(i=1;i<isPoint;i++){
			CGps::LLtoXY(sPoint[i].dLate,sPoint[i].dLong,&Y,&X);
			X=(X+dX)*iB;
			Y=(Y+dY)*iB;
			Y=(rect.bottom-rect.top)-Y;
			CGps::LLtoXY(sPoint[i+1].dLate,sPoint[i+1].dLong,&Y2,&X2);
			X2=(X2+dX)*iB;
			Y2=(Y2+dY)*iB;
			Y2=(rect.bottom-rect.top)-Y2;
			//画线
			dc.MoveTo((int)X,(int)Y);
			dc.LineTo((int)X2,(int)Y2);
		}
	}
	//画当前点
	if(bDraw0){
		CGps::LLtoXY(dLate0,dLong0,&Y,&X);
		X=(X+dX)*iB;
		Y=(Y+dY)*iB;
		Y=(rect.bottom-rect.top)-Y;
		dc.Ellipse((int)(X-iRD*iB),(int)(Y-iRD*iB),(int)(X+iRD*iB),(int)(Y+iRD*iB));
	}
	//画光标十字
	dc.MoveTo(0,point.y);
	dc.LineTo(rect.right,point.y);
	dc.MoveTo(point.x,0);
	dc.LineTo(point.x,rect.bottom);
}

void CDraw::OnButtonJiax() 
{
	//X轴左移
	dX-=iT;	

	this->RedrawWindow();
	//保存
	CCommFun::Writeini("画图设置","X轴位移",ftoa(dX),strFile2);
}

void CDraw::OnButtonJianx() 
{
	//X轴有移
	dX+=iT;	
	
	this->RedrawWindow();
	//保存
	CCommFun::Writeini("画图设置","X轴位移",ftoa(dX),strFile2);
}

void CDraw::OnButtonJiay() 
{
	//Y轴上移
	dY+=iT;	
	
	this->RedrawWindow();
	//保存
	CCommFun::Writeini("画图设置","Y轴位移",ftoa(dY),strFile2);
}

void CDraw::OnButtonJiany() 
{
	//Y轴下移
	dY-=iT;	
	
	this->RedrawWindow();
	//保存
	CCommFun::Writeini("画图设置","Y轴位移",ftoa(dY),strFile2);
}
void CDraw::OnSelchangeComboBl() 
{
	//比率
	iB=m_B.GetCurSel()+1;
	iB/=10;
	
	this->RedrawWindow();
	//保存
	CCommFun::Writeini("画图设置","缩放比例",ftoa(iB),strFile2);
}
void CDraw::OnSelchangeComboR() 
{
	//半径
	iR=m_R.GetCurSel()+1;
	
	this->RedrawWindow();
	//保存
	CCommFun::Writeini("GPS设置","定位一个点的误差范围(米)",ftoa(iR),strFile2);
}

void CDraw::OnSelchangeComboIt() 
{
	//微调
	iT=m_T.GetCurSel()*10;
	if(iT<=0)
		iT=1;
	//保存
	CCommFun::Writeini("画图设置","调节单位",ftoa(iT),strFile2);
}

void CDraw::OnTimer(UINT nIDEvent) 
{
	bDraw0=FALSE;
	this->RedrawWindow();
	this->KillTimer(1);

	CDialog::OnTimer(nIDEvent);
}

void CDraw::OnMouseMove(UINT nFlags, CPoint point) 
{
	this->point=point;
	this->RedrawWindow();

	CDialog::OnMouseMove(nFlags, point);
}


void CDraw::OnSelchangeCOMBOiRD() 
{	//修改当前点半径
	iRD=(m_iRD.GetCurSel()+1);
	CCommFun::Writeini("画图设置","当前点半径",iRD,strFile2);
}

void CDraw::OnSize(UINT nType, int cx, int cy) 
{
	CDialog::OnSize(nType, cx, cy);
	//窗体变化，重画
	this->RedrawWindow();
	
}
//把当前点或者定位第一点置中
void CDraw::OnButtonCenter() 
{
	if(dLate0>0){//当前点
		CenterPoint(dLate0,dLong0);
	}else if(iPoint>0){//定为第一个点
		CenterPoint(Point[0].dLate,Point[0].dLong);
	}
}
//把一个点居中
void CDraw::CenterPoint(double dLate, double dLong)
{
	double X=0;
	double Y=0;
	RECT rect;
	this->GetWindowRect(&rect);

	CGps::LLtoXY(dLate,dLong,&Y,&X);
	dX=(rect.right-rect.left)/(iB*2)-X;
	dY=(rect.bottom-rect.top)/(iB*2)-Y;
	//保存
	CCommFun::Writeini("画图设置","X轴位移",ftoa(dX),strFile2);
	CCommFun::Writeini("画图设置","Y轴位移",ftoa(dY),strFile2);

	this->RedrawWindow();
}
//刻度选择
void CDraw::OnSelchangeComboKedu() 
{
	//刻度
	int iTmp=(int)pow(10,m_Kd.GetCurSel());
	iKD=iTmp;
	this->RedrawWindow();

	CCommFun::Writeini("画图设置","刻度的值",iKD,strFile2);
}