Source Code WpfDesktopEditionSample ZoomToFullExtent CS 100816.zip

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

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.Collections.ObjectModel;
using ThinkGeo.MapSuite.Core;
using ThinkGeo.MapSuite.WpfDesktopEdition;
namespace ZoomToFullExtentWpf
{
    /// <summary>
    /// Interaction logic for TestWindow.xaml
    /// </summary>
    public partial class TestWindow : Window
    {
        public TestWindow()
        {
            InitializeComponent();
        }
        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            wpfMap1.MapUnit = GeographyUnit.DecimalDegree;
            wpfMap1.BackgroundOverlay.BackgroundBrush = new GeoSolidBrush(GeoColor.GeographicColors.ShallowOcean);
            //Adds countries and capitals shapefiles.
            ShapeFileFeatureLayer Layer1 = new ShapeFileFeatureLayer(@"..\..\Data\countries02.shp");
            Layer1.ZoomLevelSet.ZoomLevel01.DefaultAreaStyle = AreaStyles.CreateSimpleAreaStyle(GeoColor.StandardColors.LightGreen, GeoColor.StandardColors.Black);
            Layer1.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
            ShapeFileFeatureLayer Layer2 = new ShapeFileFeatureLayer(@"..\..\Data\worldcapitals.shp");
            Layer2.ZoomLevelSet.ZoomLevel01.DefaultPointStyle = PointStyles.Capital1;
            Layer2.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
 
            LayerOverlay layerOverlay = new LayerOverlay();
            layerOverlay.Layers.Add("Layer1", Layer1);
            layerOverlay.Layers.Add("Layer2", Layer2);
            wpfMap1.Overlays.Add("Layers", layerOverlay);
            wpfMap1.CurrentExtent = GetFullExtent(layerOverlay.Layers);
            wpfMap1.Refresh();
        }
        //Function for getting the extent based on a collection of layers.
        //It gets the overall extent of all the layers.
        private RectangleShape GetFullExtent(GeoCollection<Layer> Layers)
        {
            Collection<BaseShape> rectangleShapes = new Collection<BaseShape>();
            foreach (Layer layer in Layers)
            {
                layer.Open();
                if (layer.HasBoundingBox == true) rectangleShapes.Add(layer.GetBoundingBox());
            }
            return ExtentHelper.GetBoundingBoxOfItems(rectangleShapes);
        }
 
      }
}