form1.cs

自己开发的子windows mobile下面运行的简单的GPS定位系统

using System;
using System.Drawing;
using System.Collections;
using System.Windows.Forms;
using System.Data;
using System.Threading;
using System.Runtime.InteropServices;
using System.Text;
using System.IO;
using JustinIO;



namespace mapinfo
{
	/// <summary>
	/// Form1 的摘要说明。
	/// </summary>


	public class Form1 : System.Windows.Forms.Form
	{
		private System.Windows.Forms.PictureBox pictureBox1;
		public System.Windows.Forms.PictureBox pictureBox3;
		private System.Windows.Forms.Label title;
		public System.Windows.Forms.PictureBox pictureBox4;
		private System.Windows.Forms.OpenFileDialog openFileDialog1;
		private System.Windows.Forms.ToolBar toolBar1;
		private System.Windows.Forms.MainMenu mainMenu1;
		private System.Windows.Forms.MenuItem menuItem1;
		private System.Windows.Forms.MenuItem menuItem2;
		private System.Windows.Forms.MenuItem menuItem3;
		private System.Windows.Forms.MenuItem menuItem4;



		static JustinIO.CommPort comport;
		static ulong[,]  MapPointInfo; /* 地图坐标信息 */
		static string g_filename;
		static int    g_currentmapplace = 0x00;
		static int    g_mapnum = 0;
		static ulong  currentx, currenty;
		public System.Windows.Forms.PictureBox GsmModule;
		private System.Windows.Forms.ImageList imageList1;
		public System.Windows.Forms.PictureBox GpsStatus;
		private System.Windows.Forms.PictureBox pictureBox2;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.Label label3;
		static  System_info sys_info;
		
		public Form1()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();

			//
			// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
			//
		}
		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			base.Dispose( disposing );
		}
		#region Windows 窗体设计器生成的代码
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{
			System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(Form1));
			this.pictureBox1 = new System.Windows.Forms.PictureBox();
			this.GpsStatus = new System.Windows.Forms.PictureBox();
			this.pictureBox3 = new System.Windows.Forms.PictureBox();
			this.title = new System.Windows.Forms.Label();
			this.pictureBox4 = new System.Windows.Forms.PictureBox();
			this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog();
			this.toolBar1 = new System.Windows.Forms.ToolBar();
			this.mainMenu1 = new System.Windows.Forms.MainMenu();
			this.menuItem1 = new System.Windows.Forms.MenuItem();
			this.menuItem2 = new System.Windows.Forms.MenuItem();
			this.menuItem3 = new System.Windows.Forms.MenuItem();
			this.menuItem4 = new System.Windows.Forms.MenuItem();
			this.GsmModule = new System.Windows.Forms.PictureBox();
			this.imageList1 = new System.Windows.Forms.ImageList();
			this.pictureBox2 = new System.Windows.Forms.PictureBox();
			this.label1 = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this.label3 = new System.Windows.Forms.Label();
			// 
			// pictureBox1
			// 
			this.pictureBox1.Image = ((System.Drawing.Image)(resources.GetObject("pictureBox1.Image")));
			this.pictureBox1.Size = new System.Drawing.Size(240, 24);
			// 
			// GpsStatus
			// 
			this.GpsStatus.Image = ((System.Drawing.Image)(resources.GetObject("GpsStatus.Image")));
			this.GpsStatus.Location = new System.Drawing.Point(160, 0);
			this.GpsStatus.Size = new System.Drawing.Size(18, 18);
			this.GpsStatus.SizeMode = System.Windows.Forms.PictureBoxSizeMode.CenterImage;
			this.GpsStatus.MouseDown += new System.Windows.Forms.MouseEventHandler(this.GpsStatus_MouseDown);
			// 
			// pictureBox3
			// 
			this.pictureBox3.Image = ((System.Drawing.Image)(resources.GetObject("pictureBox3.Image")));
			this.pictureBox3.Location = new System.Drawing.Point(6, 0);
			this.pictureBox3.Size = new System.Drawing.Size(18, 18);
			// 
			// title
			// 
			this.title.ForeColor = System.Drawing.SystemColors.ActiveCaptionText;
			this.title.Location = new System.Drawing.Point(40, 2);
			this.title.Size = new System.Drawing.Size(56, 16);
			// 
			// pictureBox4
			// 
			this.pictureBox4.Image = ((System.Drawing.Image)(resources.GetObject("pictureBox4.Image")));
			this.pictureBox4.Location = new System.Drawing.Point(0, 24);
			this.pictureBox4.Size = new System.Drawing.Size(240, 248);
			this.pictureBox4.SizeMode = System.Windows.Forms.PictureBoxSizeMode.CenterImage;
			this.pictureBox4.MouseUp += new System.Windows.Forms.MouseEventHandler(this.Map_MouseUp);
			this.pictureBox4.MouseMove += new System.Windows.Forms.MouseEventHandler(this.Map_MouseMove);
			this.pictureBox4.MouseDown += new System.Windows.Forms.MouseEventHandler(this.Map_MouseDown);
			// 
			// openFileDialog1
			// 
			this.openFileDialog1.InitialDirectory = "\\data";
			// 
			// mainMenu1
			// 
			this.mainMenu1.MenuItems.Add(this.menuItem1);
			// 
			// menuItem1
			// 
			this.menuItem1.MenuItems.Add(this.menuItem2);
			this.menuItem1.MenuItems.Add(this.menuItem3);
			this.menuItem1.MenuItems.Add(this.menuItem4);
			this.menuItem1.Text = "操作";
			// 
			// menuItem2
			// 
			this.menuItem2.Text = "选择地图";
			this.menuItem2.Click += new System.EventHandler(this.menuItem2_Click);
			// 
			// menuItem3
			// 
			this.menuItem3.Text = "帮助";
			// 
			// menuItem4
			// 
			this.menuItem4.Text = "退出";
			this.menuItem4.Click += new System.EventHandler(this.menuItem4_Click);
			// 
			// GsmModule
			// 
			this.GsmModule.Image = ((System.Drawing.Image)(resources.GetObject("GsmModule.Image")));
			this.GsmModule.Location = new System.Drawing.Point(120, 0);
			this.GsmModule.Size = new System.Drawing.Size(18, 18);
			this.GsmModule.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage;
			this.GsmModule.MouseDown += new System.Windows.Forms.MouseEventHandler(this.GsmModule_MouseDown);
			// 
			// imageList1
			// 
			this.imageList1.Images.Add(((System.Drawing.Image)(resources.GetObject("resource"))));
			this.imageList1.Images.Add(((System.Drawing.Image)(resources.GetObject("resource1"))));
			this.imageList1.Images.Add(((System.Drawing.Image)(resources.GetObject("resource2"))));
			this.imageList1.ImageSize = new System.Drawing.Size(16, 16);
			// 
			// pictureBox2
			// 
			this.pictureBox2.Image = ((System.Drawing.Image)(resources.GetObject("pictureBox2.Image")));
			this.pictureBox2.Location = new System.Drawing.Point(112, 160);
			this.pictureBox2.Size = new System.Drawing.Size(10, 21);
			this.pictureBox2.SizeMode = System.Windows.Forms.PictureBoxSizeMode.CenterImage;
			// 
			// label1
			// 
			this.label1.ForeColor = System.Drawing.SystemColors.ActiveCaption;
			this.label1.Location = new System.Drawing.Point(184, 0);
			this.label1.Size = new System.Drawing.Size(50, 16);
			this.label1.Text = "   km/h";
			// 
			// label2
			// 
			this.label2.ForeColor = System.Drawing.SystemColors.ActiveCaptionText;
			this.label2.Location = new System.Drawing.Point(176, 0);
			this.label2.Size = new System.Drawing.Size(56, 16);
			// 
			// label3
			// 
			this.label3.ForeColor = System.Drawing.SystemColors.ActiveCaptionText;
			this.label3.Location = new System.Drawing.Point(173, 0);
			this.label3.Size = new System.Drawing.Size(56, 16);
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.Fixed3D;
			// 
			// Form1
			// 
			this.ClientSize = new System.Drawing.Size(230, 267);
			this.Controls.Add(this.label1);
			this.Controls.Add(this.pictureBox2);
			this.Controls.Add(this.GsmModule);
			this.Controls.Add(this.title);
			this.Controls.Add(this.pictureBox3);
			this.Controls.Add(this.GpsStatus);
			this.Controls.Add(this.pictureBox1);
			this.Controls.Add(this.pictureBox4);
			this.Controls.Add(this.label2);
			this.Controls.Add(this.label3);
			this.Controls.Add(this.toolBar1);
			this.Menu = this.mainMenu1;
			this.MouseDown += new System.Windows.Forms.MouseEventHandler(this.Form1_MouseDown);
			this.GotFocus += new System.EventHandler(this.Form1_GotFocus);
			this.Load += new System.EventHandler(this.Form1_Load);
			this.Closed += new System.EventHandler(this.menuItem4_Click);

		}
		#endregion

		/// <summary>
		/// 应用程序的主入口点。
		/// </summary>

		byte g_currenrMap = 0xff;
		bool g_ismousedown = false;
		bool g_sysisexit = false;
		int x, y;
		static Thread trecv;
		static bool  b_isloadmap = false;
		static Form1 form1 = new Form1();

		public struct MAPLIST
		{
			public byte mapindex; //地图编号
			public String title; //显示在列表框中的信息
			public String mappath; //地图对应的数据路径
		};

		public static MAPLIST[] maplist = new MAPLIST[10];

		public static void Main() 
		{
			/* 初始化 */
			sys_info = new System_info();
			sys_info.SysInfoInit();

			trecv = new Thread(new ThreadStart(ReadThread));
			/* 显示地图线程 */
			MapPointInfo = new ulong[100, 4];
			form1.MapPlaceInit();
			form1.MainGetMapBuf(0);
			g_currentmapplace = 0x0;
			comport = new CommPort();
			comport.Open();
			trecv.Start();
			try
			{
				Application.Run(form1);
			}
			catch (Exception e)
			{
			}
		}

		private void Form1_Load(object sender, System.EventArgs e)
		{
			title.BackColor = System.Drawing.Color.CornflowerBlue;
			title.Text = "主功能";
			GsmModule.Image = imageList1.Images[1];
			GpsStatus.Image = imageList1.Images[2];
		}

		private static void MainMapInit(string _fname)
		{
			int i = 2;
			int j, k, n = 0;
			byte[] mappoinginfo;
			ulong   point, d, m;
			FileStream  s;

			mappoinginfo = new byte[1800];
			FileInfo finfo = new FileInfo(_fname);

			try
			{
				s = finfo.Open(FileMode.Open,  FileAccess.Read);
			}
			catch
			{
				form1.Text = "找不到地图数据文件";
				return;
			}
			if(s.Length > 1800)
			{
				j = 1800;
			}
			else
			{
				j = (int)s.Length;
			}
			s.Read(mappoinginfo, 0, j);
			s.Close();

			j = mappoinginfo[0];
			k = mappoinginfo[1];

			g_mapnum = j*k;
			if(g_mapnum >= 100)
			{
				/* 地图数据错误，停止程序运行*/
				form1.Text = "地图数据错误";
				return;
			}
			for(n = 0; n< g_mapnum; n++)
			{
				point = (ulong)(mappoinginfo[i] & 0xf0);
				d = (point >> 4) * 10 + (ulong)(mappoinginfo[i] & 0x0f);
				i++;

				point = (ulong)(mappoinginfo[i] & 0xf0);
				m = (ulong)((point >> 4) * 100000);

				point = (ulong)(mappoinginfo[i] & 0x0f);
				m += (ulong)(point * 10000);
				i++;

				point = (ulong)(mappoinginfo[i] & 0xf0);
				m += (ulong)(point>>4) * 1000;
				point = (ulong)(mappoinginfo[i] & 0x0f);
				m += (ulong)point * 100;
				i++;
				//NO 忽略最低位///
				point = (ulong)(mappoinginfo[i] & 0xf0);
				m += (ulong)(point>>4) * 10;
				point = (ulong)(mappoinginfo[i] & 0x0f);
				m += (ulong)point;

				i++;
				MapPointInfo[n,1] = d * 60 *10000 + m;

				point = (ulong)(mappoinginfo[i] & 0xf0);
				d = (ulong)(point >> 4) * 100 + (ulong)((mappoinginfo[i] & 0x0f) * 10);
				i++;
				point = (ulong)(mappoinginfo[i] & 0xf0);
				d +=( point >> 4);

				point = (ulong)(mappoinginfo[i] & 0x0f);
				m = (ulong)point * 100000;

				i++;
				point = (ulong)(mappoinginfo[i] & 0xf0);
				m += (ulong)(point >> 4) * 10000;
				point = (ulong)(mappoinginfo[i] & 0x0f);
				m += (ulong)point * 1000;
				i++;

				point = (ulong)(mappoinginfo[i] & 0xf0);
				m += (ulong)(point>>4) * 100;
				point = (ulong)(mappoinginfo[i] & 0x0f);
				m += (ulong)point * 10;
				i++;
				//忽略最低位
				point = (ulong)(mappoinginfo[i] & 0xf0);
				m += (ulong)(point >> 4);
				MapPointInfo[n,0] = d * 60 *10000 + m;

				/* 右上角 */
				point = (ulong)(mappoinginfo[i] & 0x0f);
				d = (ulong)point * 10;
				i++;

				point = (ulong)(mappoinginfo[i] & 0xf0);
				d += (ulong)point >> 4;

				point = (ulong)(mappoinginfo[i] & 0x0f);
				m = (ulong)(point * 100000);
				i++;

				point = (ulong)(mappoinginfo[i] & 0xf0);
				m += (ulong)(point>>4) * 10000;
				point = (ulong)(mappoinginfo[i] & 0x0f);
				m += (ulong)point * 1000;
				i++;
				//最低位
				point = (ulong)(mappoinginfo[i] & 0xf0);
				m += (ulong)(point>>4) * 100;
				point = (ulong)(mappoinginfo[i] & 0x0f);
				m += (ulong)point * 10;
				i++;
				MapPointInfo[n,3] = d * 60 *10000 + m;

				point = (ulong)(mappoinginfo[i] & 0x0f);
				d = point * 100;
				i++;
				point = (uint)(mappoinginfo[i] & 0xf0);
				d +=( point >> 4) * 10;

				point = (ulong)(mappoinginfo[i] & 0x0f);
				d += (ulong)point;
				i++;

				point = (ulong)(mappoinginfo[i] & 0xf0);
				m = (ulong)(point >> 4) * 100000;
				point = (ulong)(mappoinginfo[i] & 0x0f);
				m += (ulong)point * 10000;
				i++;

				point = (ulong)(mappoinginfo[i] & 0xf0);
				m += (ulong)(point>>4) * 1000;
				point = (ulong)(mappoinginfo[i] & 0x0f);
				m += (ulong)point * 100;
				i++;
				//忽略最低位
				point = (ulong)(mappoinginfo[i] & 0xf0);
				m += (ulong)(point>>4) * 10;
				point = (ulong)(mappoinginfo[i] & 0x0f);
				m += (ulong)point;
				i++;
				MapPointInfo[n,2] = d * 60 *10000 + m;
			}
		}

		//_x 点的经度 _y 点的纬度
		static byte MainGetMapNum(ulong _x, ulong _y)
		{
			int i;

			for(i = g_mapnum - 1; i >= 0; i--)
			{
				if(((_x > MapPointInfo[i, 0]) && (_x < MapPointInfo[i, 2])) &&
					((_y > MapPointInfo[i, 1]) && (_y < MapPointInfo[i, 3])))
				{
					return (byte)(i + 1);
				}
			}

			return 0xFF;
		}

		private void GsmModule_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e)
		{
			/* 显示当前GSM模块的状态 */
			if(sys_info.SysIsGsmOk() == 0)
			{
				MessageBox.Show("GSM模块状态：" + "正常");
			}
			else
			{
				MessageBox.Show("GSM模块状态：" + "不正常");
			}
		}

		private void GpsStatus_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e)
		{
			/* 显示当前GSM模块的状态 */
			return;
			if(sys_info.SysIsGpsOk()== 0)
			{
				MessageBox.Show("GPS模块状态：" + "正常");
			}
			else
			{
				MessageBox.Show("GPS模块状态：" + "不正常");
			}
		}

		private void Map_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e)
		{
			g_ismousedown = true;
			x = e.X;
			y = e.Y;
		}

		static Bitmap b = null;
		private void Map_MouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
		{
			g_ismousedown = false;
		}

//		int g_movenum = 0;
		private void Map_MouseMove(object sender, System.Windows.Forms.MouseEventArgs e)
		{
/*
			if(g_ismousedown == true)
			{
				g_movenum ++;
				if(g_movenum > 10)
				{
					g_movenum = 0;
				}
				else
				{
					return;
				}
				if(pictureBox4.Left > (240 - pictureBox4.Image.Width))
				{
					pictureBox4.Left += (e.X - x);
					x = e.X;
				}
				else
				{