using System;  
 using System.Collections.Generic;  
 using System.Linq;  
 using System.Windows.Forms;  
 
 namespace GPStoGoogleMapDesktop  
 {  
     static class Program  
     {  
         /// <summary>  
         /// The main entry point for the application.  
         /// </summary>  
         [STAThread]  
         static void Main()  
         {  
             Application.EnableVisualStyles();  
             Application.SetCompatibleTextRenderingDefault(false);  
             Application.Run(new MainForm());  
         }  
     }  
 }  
 

using System;  
 using System.Windows.Forms;  
 using System.Collections.ObjectModel;  
 using ThinkGeo.MapSuite.Core;  
 using ThinkGeo.MapSuite.DesktopEdition;  
 
 
 namespace  GPStoGoogleMapDesktop  
 {  
     public partial class MainForm : Form  
     {  
         public MainForm()  
         {  
             InitializeComponent();  
         }  
 
         private void TestForm_Load(object sender, EventArgs e)  
         {  
             winformsMap1.MapUnit = GeographyUnit.Meter;  
             winformsMap1.BackgroundOverlay.BackgroundBrush = new GeoSolidBrush(GeoColor.FromArgb(255, 198, 255, 255));  
 
             GoogleMapsOverlay googleOverlay = new GoogleMapsOverlay(); //(@"Insert your key here!", @"C:\GoogleCache");  
             googleOverlay.MapType = GoogleMapsMapType.Terrain;  
             winformsMap1.Overlays.Add(googleOverlay);  
 
             // This sets the zoom levels to map to Googles.  We next make sure we snap to the zoomlevels  
             winformsMap1.ZoomLevelSet = new GoogleMapsZoomLevelSet();  
 
             InMemoryFeatureLayer pointLayer = new InMemoryFeatureLayer();  
             pointLayer.Open();  
             pointLayer.Columns.Add(new FeatureSourceColumn("Text"));  
             pointLayer.Close();  
 
             //Sets the projection parameters to go from Geodetic (EPSG 4326) or decimal degrees to Google Map projection (Spherical Mercator).  
             Proj4Projection proj4 = new Proj4Projection();  
             proj4.InternalProjectionParametersString = Proj4Projection.GetEpsgParametersString(4326);  
             proj4.ExternalProjectionParametersString = Proj4Projection.GetGoogleMapParametersString();  
             //Applies the projection to the InMemoryFeatureLayer so that the point in decimal degrees (Longitude/Latitude) can be  
             //match the projection of Google Map.  
             pointLayer.FeatureSource.Projection = proj4;  
 
             //Values in Longitude and Latitude.  
             double Longitude = -95.2809;  
             double Latitude = 38.9543;  
 
 
             //Creates the feature made of a PointShape with the Longitude and Latitude values.  
             Feature GPSFeature = new Feature(new PointShape(Longitude, Latitude));  
 
             //Format the Longitude and Latitude into a nice string as Degrees Minutes and Seconds  
             string LongLat = DecimalDegreesHelper.GetDegreesMinutesSecondsStringFromDecimalDegreePoint(GPSFeature);  
 
             //Sets the InMemoryFeatureLayer to have it displayed with Square symbol and with text.  
             GPSFeature.ColumnValues.Add("Text", LongLat);  
             pointLayer.InternalFeatures.Add(GPSFeature);  
 
             pointLayer.ZoomLevelSet.ZoomLevel01.DefaultPointStyle = PointStyles.CreateSimplePointStyle(PointSymbolType.Square,  
                                                                     GeoColor.StandardColors.Red, GeoColor.StandardColors.Black, 2, 12);  
             pointLayer.ZoomLevelSet.ZoomLevel01.DefaultTextStyle = TextStyles.CreateSimpleTextStyle("Text", "Arial", 12, DrawingFontStyles.Bold,  
                                                                     GeoColor.StandardColors.Black, GeoColor.StandardColors.White, 3, -10, 10);  
             pointLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
 
             LayerOverlay pointOverlay = new LayerOverlay();  
             pointOverlay.Layers.Add("PointLayer", pointLayer);  
             winformsMap1.Overlays.Add("PointOverlay", pointOverlay);  
 
             //Sets the extend of the map based on the GPS point.  
             proj4.Open();  
             Vertex projVertex = proj4.ConvertToExternalProjection(Longitude, Latitude);  
             proj4.Close();  
 
             double extendWidth = 2300;  
             double extendHeight = 1200;  
 
             winformsMap1.CurrentExtent = new RectangleShape((projVertex.X - extendWidth), (projVertex.Y + extendHeight),  
                 (projVertex.X + extendWidth), (projVertex.Y - extendHeight));  
 
             winformsMap1.Refresh();  
 
         }  
 
 
         private void winformsMap1_MouseMove(object sender, MouseEventArgs e)  
         {  
             //Displays the X and Y in screen coordinates.  
             statusStrip1.Items["toolStripStatusLabelScreen"].Text = "X:" + e.X + " Y:" + e.Y;  
 
             //Gets the PointShape in world coordinates from screen coordinates.  
             PointShape pointShape = ExtentHelper.ToWorldCoordinate(winformsMap1.CurrentExtent, new ScreenPointF(e.X, e.Y), winformsMap1.Width, winformsMap1.Height);  
 
             //Displays world coordinates.  
             statusStrip1.Items["toolStripStatusLabelWorld"].Text = "(world) X:" + Math.Round(pointShape.X, 4) + " Y:" + Math.Round(pointShape.Y, 4);  
         }  
 
         private void btnClose_Click(object sender, EventArgs e)  
         {  
             this.Close();  
         }  
 
     }  
 }