ParentMap property initialization

MapControl/UWP/MapControl.UWP.csproj

@@ -131,9 +131,6 @@
     <Compile Include="..\Shared\OrthographicProjection.cs">
       <Link>OrthographicProjection.cs</Link>
     </Compile>
-    <Compile Include="..\Shared\Pushpin.cs">
-      <Link>Pushpin.cs</Link>
-    </Compile>
     <Compile Include="..\Shared\StereographicProjection.cs">
       <Link>StereographicProjection.cs</Link>
     </Compile>
@@ -198,6 +195,7 @@
     <Compile Include="Matrix.UWP.cs" />
     <Compile Include="Point.UWP.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Pushpin.cs" />
     <Compile Include="Tile.UWP.cs" />
     <Compile Include="TileImageLoader.UWP.cs" />
     <Compile Include="ImageLoader.UWP.cs" />

MapControl/UWP/MapItemsControl.UWP.cs

@@ -19,6 +19,12 @@ namespace MapControl
             nameof(Location), typeof(Location), typeof(MapItem),
             new PropertyMetadata(null, (o, e) => MapPanel.SetLocation((MapItem)o, (Location)e.NewValue)));
 
+        public MapItem()
+        {
+            DefaultStyleKey = typeof(MapItem);
+            MapPanel.InitMapElement(this);
+        }
+
         protected override void OnPointerPressed(PointerRoutedEventArgs e)
         {
             (ItemsControl.ItemsControlFromItemContainer(this) as MapItemsControl)?.OnItemClicked(
@@ -28,6 +34,12 @@ namespace MapControl
 
     public partial class MapItemsControl
     {
+        public MapItemsControl()
+        {
+            DefaultStyleKey = typeof(MapItemsControl);
+            MapPanel.InitMapElement(this);
+        }
+
         public new FrameworkElement ContainerFromItem(object item)
         {
             return (FrameworkElement)base.ContainerFromItem(item);

MapControl/UWP/MapPanel.UWP.cs

@@ -23,6 +23,11 @@ namespace MapControl
         private static readonly DependencyProperty ViewPositionProperty = DependencyProperty.RegisterAttached(
             "ViewPosition", typeof(Point?), typeof(MapPanel), new PropertyMetadata(null));
 
+        public MapPanel()
+        {
+            InitMapElement(this);
+        }
+
         public static void InitMapElement(FrameworkElement element)
         {
             if (element is MapBase)
@@ -31,7 +36,7 @@ namespace MapControl
             }
             else
             {
-                // Workaround for missing property value inheritance in Windows Runtime.
+                // Workaround for missing property value inheritance in UWP.
                 // Loaded and Unloaded handlers set and clear the ParentMap property value.
 
                 element.Loaded += (s, e) => GetParentMap(element);

MapControl/UWP/MapPath.UWP.cs

@@ -14,6 +14,11 @@ namespace MapControl
 {
     public partial class MapPath : Path
     {
+        public MapPath()
+        {
+            MapPanel.InitMapElement(this);
+        }
+
         #region Methods used only by derived classes MapPolyline and MapPolygon
 
         protected void DataCollectionPropertyChanged(DependencyPropertyChangedEventArgs e)

MapControl/UWP/Pushpin.cs

@@ -0,0 +1,47 @@
+// XAML Map Control - https://github.com/ClemensFischer/XAML-Map-Control
+// © 2021 Clemens Fischer
+// Licensed under the Microsoft Public License (Ms-PL)
+
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+
+namespace MapControl
+{
+    /// <summary>
+    /// Pushpin at a geographic location specified by the Location property.
+    /// </summary>
+    public class Pushpin : ContentControl
+    {
+        public static readonly DependencyProperty AutoCollapseProperty = DependencyProperty.Register(
+            nameof(AutoCollapse), typeof(bool), typeof(Pushpin),
+            new PropertyMetadata(false, (o, e) => MapPanel.SetAutoCollapse((Pushpin)o, (bool)e.NewValue)));
+
+        public static readonly DependencyProperty LocationProperty = DependencyProperty.Register(
+            nameof(Location), typeof(Location), typeof(Pushpin),
+            new PropertyMetadata(null, (o, e) => MapPanel.SetLocation((Pushpin)o, (Location)e.NewValue)));
+
+        public Pushpin()
+        {
+            DefaultStyleKey = typeof(Pushpin);
+            MapPanel.InitMapElement(this);
+        }
+
+        /// <summary>
+        /// Gets/sets MapPanel.AutoCollapse.
+        /// </summary>
+        public bool AutoCollapse
+        {
+            get { return (bool)GetValue(AutoCollapseProperty); }
+            set { SetValue(AutoCollapseProperty, value); }
+        }
+
+        /// <summary>
+        /// Gets/sets MapPanel.Location.
+        /// </summary>
+        public Location Location
+        {
+            get { return (Location)GetValue(LocationProperty); }
+            set { SetValue(LocationProperty, value); }
+        }
+    }
+}