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);
}
}
}