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New sample: Show interactive viewshed in analysis overlay (#1780)
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‎src/MAUI/Maui.Samples/Samples/Analysis/ShowInteractiveViewshedInAnalysisOverlay/ShowInteractiveViewshedInAnalysisOverlay.xaml‎

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<?xml version="1.0" encoding="utf-8" ?>
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<ContentPage
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x:Class="ArcGIS.Samples.ShowInteractiveViewshedInAnalysisOverlay.ShowInteractiveViewshedInAnalysisOverlay"
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xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
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xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
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xmlns:esriUI="clr-namespace:Esri.ArcGISRuntime.Maui;assembly=Esri.ArcGISRuntime.Maui">
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<Grid Style="{DynamicResource EsriSampleContainer}">
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<esriUI:MapView x:Name="MyMapView" Style="{DynamicResource EsriSampleGeoView}" />
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<Border
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MaximumWidthRequest="460"
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MinimumWidthRequest="380"
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Style="{DynamicResource EsriSampleControlPanel}">
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<ScrollView>
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<Grid
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Padding="8,6"
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ColumnDefinitions="Auto,3*,Auto"
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ColumnSpacing="6"
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RowDefinitions="Auto,Auto,Auto,Auto,Auto,Auto,Auto"
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RowSpacing="2">
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<Label
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Grid.Row="0"
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Grid.Column="0"
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FontAttributes="Bold"
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FontSize="12"
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LineBreakMode="NoWrap"
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Text="Observer Elevation:"
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VerticalTextAlignment="Center" />
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<Slider
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x:Name="ObserverElevationSlider"
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Grid.Row="0"
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Grid.Column="1"
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Maximum="200"
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Minimum="2"
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ValueChanged="OnObserverElevationChanged"
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Value="20" />
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<Label
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x:Name="ObserverElevationValue"
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Grid.Row="0"
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Grid.Column="2"
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FontSize="12"
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HorizontalTextAlignment="End"
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Text="20 m"
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VerticalTextAlignment="Center"
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WidthRequest="55" />
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<Label
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Grid.Row="1"
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Grid.Column="0"
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FontAttributes="Bold"
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FontSize="12"
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LineBreakMode="NoWrap"
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Text="Target Height:"
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VerticalTextAlignment="Center" />
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<Slider
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x:Name="TargetHeightSlider"
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Grid.Row="1"
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Grid.Column="1"
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Maximum="1000"
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Minimum="2"
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ValueChanged="OnViewshedParameterChanged"
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Value="20" />
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<Label
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x:Name="TargetHeightValue"
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Grid.Row="1"
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Grid.Column="2"
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FontSize="12"
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HorizontalTextAlignment="End"
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Text="20 m"
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VerticalTextAlignment="Center"
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WidthRequest="55" />
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<Label
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Grid.Row="2"
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Grid.Column="0"
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FontAttributes="Bold"
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FontSize="12"
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LineBreakMode="NoWrap"
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Text="Maximum Radius:"
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VerticalTextAlignment="Center" />
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<Slider
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x:Name="MaxRadiusSlider"
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Grid.Row="2"
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Grid.Column="1"
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Maximum="20000"
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Minimum="2500"
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ValueChanged="OnViewshedParameterChanged"
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Value="8000" />
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<Label
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x:Name="MaxRadiusValue"
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Grid.Row="2"
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Grid.Column="2"
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FontSize="12"
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HorizontalTextAlignment="End"
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Text="8000 m"
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VerticalTextAlignment="Center"
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WidthRequest="70" />
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<Label
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Grid.Row="3"
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Grid.Column="0"
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FontAttributes="Bold"
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FontSize="12"
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LineBreakMode="NoWrap"
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Text="Field of View:"
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VerticalTextAlignment="Center" />
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<Slider
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x:Name="FieldOfViewSlider"
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Grid.Row="3"
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Grid.Column="1"
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Maximum="360"
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Minimum="5"
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ValueChanged="OnViewshedParameterChanged"
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Value="150" />
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<Label
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x:Name="FieldOfViewValue"
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Grid.Row="3"
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Grid.Column="2"
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FontSize="12"
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HorizontalTextAlignment="End"
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Text="150°"
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VerticalTextAlignment="Center"
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WidthRequest="55" />
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<Label
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Grid.Row="4"
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Grid.Column="0"
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FontAttributes="Bold"
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FontSize="12"
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LineBreakMode="NoWrap"
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Text="Heading:"
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VerticalTextAlignment="Center" />
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<Slider
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x:Name="HeadingSlider"
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Grid.Row="4"
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Grid.Column="1"
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Maximum="360"
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Minimum="0"
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ValueChanged="OnViewshedParameterChanged"
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Value="10" />
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<Label
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x:Name="HeadingValue"
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Grid.Row="4"
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Grid.Column="2"
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FontSize="12"
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HorizontalTextAlignment="End"
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Text="10°"
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VerticalTextAlignment="Center"
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WidthRequest="55" />
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<Label
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Grid.Row="5"
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Grid.Column="0"
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Grid.ColumnSpan="3"
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FontAttributes="Bold"
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FontSize="12"
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Text="Elevation Sampling Interval (m):"
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VerticalTextAlignment="Center" />
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<HorizontalStackLayout
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Grid.Row="6"
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Grid.Column="0"
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Grid.ColumnSpan="3"
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Spacing="12">
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<RadioButton
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x:Name="SamplingInterval0Radio"
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CheckedChanged="OnSamplingIntervalChanged"
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Content="0"
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IsChecked="True" />
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<RadioButton
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x:Name="SamplingInterval10Radio"
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CheckedChanged="OnSamplingIntervalChanged"
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Content="10" />
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<RadioButton
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x:Name="SamplingInterval20Radio"
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CheckedChanged="OnSamplingIntervalChanged"
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Content="20" />
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</HorizontalStackLayout>
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</Grid>
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</ScrollView>
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</Border>
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<Label
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Grid.RowSpan="2"
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Grid.ColumnSpan="2"
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Margin="0,0,10,30"
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FontAttributes="Italic"
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FontSize="11"
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HorizontalOptions="End"
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Text="Raster data Copyright Scottish Government and SEPA (2014)"
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TextColor="White"
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VerticalOptions="End" />
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</Grid>
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</ContentPage>

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