Source Code WpfDesktopEditionSample GoogleMapToGeodetic CS 110420.zip

 using System;  
 using System.Collections.Generic;  
 using System.Configuration;  
 using System.Data;  
 using System.Linq;  
 using System.Windows;  
 
 namespace GoogleMapToGeodetic  
 {  
     /// <summary>  
     /// Interaction logic for App.xaml  
     /// </summary>  
     public partial class App : Application  
     {  
     }  
 }  
 

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 using System;  
 using System.Windows;  
 using System.Windows.Input;  
 using System.Windows.Media;  
 using System.IO;  
 using System.Drawing.Imaging;  
 using ThinkGeo.MapSuite.Core;  
 using ThinkGeo.MapSuite.WpfDesktopEdition;  
 
 namespace GoogleMapToGeodetic  
 {  
     /// <summary>  
     /// Interaction logic for TestWindow.xaml  
     /// </summary>  
     public partial class TestWindow : Window  
     {  
         private System.Drawing.Bitmap bitmap = null;  
         Proj4Projection proj4 = new Proj4Projection(Proj4Projection.GetGoogleMapParametersString(), Proj4Projection.GetWgs84ParametersString());  
 
         public TestWindow()  
         {  
             InitializeComponent();  
         }  
 
         private void Window_Loaded(object sender, RoutedEventArgs e)  
         {  
             //Sets the correct map unit and the extent of the map.  
             wpfMap1.MapUnit = GeographyUnit.Meter;  
             wpfMap1.MapTools.PanZoomBar.Visibility = Visibility.Hidden;  
             wpfMap1.CurrentExtent = new RectangleShape(-10777282, 3911656, -10775455, 3910330);  
             wpfMap1.Background = new SolidColorBrush(Color.FromRgb(148, 196, 243));  
 
             GoogleMapsOverlay googleMapsOverlay = new GoogleMapsOverlay();  
             googleMapsOverlay.MapType = GoogleMapsMapType.Satellite;  
             wpfMap1.Overlays.Add(googleMapsOverlay);  
 
             wpfMap1.Refresh();  
         }  
 
         private void LoadWorldMapKit()  
         {  
             wpfMap1.Overlays.Clear();  
 
             //Sets the correct map unit and the extent of the map.  
             wpfMap1.MapUnit = GeographyUnit.DecimalDegree;  
             wpfMap1.MapTools.PanZoomBar.Visibility = Visibility.Hidden;  
             wpfMap1.Background = new SolidColorBrush(Color.FromRgb(148, 196, 243));  
 
             WorldMapKitWmsWpfOverlay worldMapKitWmsWpfOverlay = new WorldMapKitWmsWpfOverlay();  
             worldMapKitWmsWpfOverlay.Projection = WorldMapKitProjection.DecimalDegrees; //Geodetic  
             wpfMap1.Overlays.Add(worldMapKitWmsWpfOverlay);  
 
             GdiPlusRasterLayer gdiPlusRasterLayer = new GdiPlusRasterLayer(@"../../data/mymap_geo.bmp");  
             LayerOverlay imageOverlay = new LayerOverlay();  
             imageOverlay.Layers.Add(gdiPlusRasterLayer);  
             wpfMap1.Overlays.Add(imageOverlay);  
 
             gdiPlusRasterLayer.Open();  
             wpfMap1.CurrentExtent = gdiPlusRasterLayer.GetBoundingBox();  
             gdiPlusRasterLayer.Close();  
 
             wpfMap1.Refresh();  
         }  
 
         private void Button1_Click(object sender, RoutedEventArgs e)  
         {  
             //Saves the bitmap for the current extent of the map.  
             bitmap = wpfMap1.GetBitmap((float)wpfMap1.ActualWidth,(float)wpfMap1.ActualHeight);  
             bitmap.Save(@"../../data/mymap_geo.bmp");  
 
             using (StreamWriter worldFile = new StreamWriter(@"../../data/mymap_geo.bpw"))  
             {  
                 //Calculates the pixel size in the x-direction in map unit.  
                 double PixelSizeX = wpfMap1.CurrentExtent.Width / wpfMap1.Width;  
                 //Calculates the pixel size in the y-direction in map unit.  
                 double PixelSizeY = wpfMap1.CurrentExtent.Height / wpfMap1.Height;  
 
                 //Calculates the x-coordinate of the center of the upper left pixel.  
                 double XCoord = wpfMap1.CurrentExtent.UpperLeftPoint.X + (PixelSizeX / 2);  
                 //Calculates the y-coordinate of the center of the upper left pixel.  
                 double YCoord = wpfMap1.CurrentExtent.UpperLeftPoint.Y - (PixelSizeY / 2);  
 
                 //Converts to Geodetic the different coordinates and pixels sizes for the world file parameters.  
                 proj4.Open();  
                 Vertex geoULVertex = proj4.ConvertToExternalProjection(wpfMap1.CurrentExtent.UpperLeftPoint.X,  
                                                                     wpfMap1.CurrentExtent.UpperLeftPoint.Y);  
                 Vertex geoURVertex = proj4.ConvertToExternalProjection(wpfMap1.CurrentExtent.UpperRightPoint.X,  
                                                                     wpfMap1.CurrentExtent.UpperRightPoint.Y);  
                 Vertex geoLLVertex = proj4.ConvertToExternalProjection(wpfMap1.CurrentExtent.LowerLeftPoint.X, 
                                                                     wpfMap1.CurrentExtent.LowerLeftPoint.Y);  
 
                 double geoPixelSizeX = Math.Round((geoURVertex.X - geoULVertex.X) / wpfMap1.Width,12);  
                 double geoPixelSizeY = Math.Round((geoURVertex.Y - geoLLVertex.Y) / wpfMap1.Height, 12);  
 
                 Vertex geoVertex = proj4.ConvertToExternalProjection(XCoord, YCoord);  
                 proj4.Close();  
 
                 //Writes those parameters to the world file.  
                 worldFile.WriteLine(geoPixelSizeX.ToString());  
                 worldFile.WriteLine("0");  
                 worldFile.WriteLine("0");  
                 worldFile.WriteLine(geoPixelSizeY.ToString());  
                 worldFile.WriteLine(geoVertex.X);  
                 worldFile.WriteLine(geoVertex.Y);  
             }  
 
             LoadWorldMapKit();  
 
             Button1.IsEnabled = false;  
         }  
 
 
         private void wpfMap1_MouseMove(object sender, MouseEventArgs e)  
         {  
             //Gets the PointShape in world coordinates from screen coordinates.  
             Point point = e.MouseDevice.GetPosition(null);  
 
             ScreenPointF screenPointF = new ScreenPointF((float)point.X, (float)point.Y);  
             PointShape pointShape = ExtentHelper.ToWorldCoordinate(wpfMap1.CurrentExtent, screenPointF, (float)wpfMap1.Width, (float)wpfMap1.Height);  
 
             textBox1.Text = "X: " + Math.Round(pointShape.X,4) +  
                          "  Y: " + Math.Round(pointShape.Y,4);  
 
             }  
         }  
 }