Magnifying Glass

This sample demonstrates the MagnifyingGlass control. Click and drag the magnifier over the map to see a zoomed-in view of the map within the magnifying glass. As you can see, a layer can be shown within the magnifying glass that is not included within the map.

XAML

<UserControl x:Class="ArcGISWPFSDK.LocalMagnifyingGlass"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" 
    xmlns:esri="http://schemas.esri.com/arcgis/client/2009">
    <Grid x:Name="LayoutRoot" >
        <esri:Map x:Name="MyMap" Extent="-15000000,2000000,-7000000,8000000" WrapAround="True">
            <esri:ArcGISLocalTiledLayer ID="myBaseMap" Path="..\\Data\\TPKs\\Topographic.tpk"/>
        </esri:Map>
        <esri:MagnifyingGlass x:Name="MyMagnifyingGlass" Visibility="Visible" Map="{Binding ElementName=MyMap}"  
                                                    ZoomFactor="3">
            <esri:MagnifyingGlass.Layer>
                <esri:ArcGISTiledMapServiceLayer ID="StreetMapLayer" 
                    Url="http://services.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer"/>
            </esri:MagnifyingGlass.Layer>
        </esri:MagnifyingGlass>
    </Grid>
</UserControl>

C#

using System.Windows.Controls;

namespace ArcGISWPFSDK
{
    public partial class LocalMagnifyingGlass : UserControl
    {
        public LocalMagnifyingGlass()
        {
            InitializeComponent();
        }
    }
}

VB.NET

Imports System.Windows.Controls

Namespace ArcGISWPFSDK
    Partial Public Class LocalMagnifyingGlass
        Inherits UserControl
        Public Sub New()
            InitializeComponent()
        End Sub
    End Class
End Namespace