优化更新代码，添加界面功能并整合

WPFluent/Controls/PersonPicture/PersonPictureTemplateSettings.cs

@@ -0,0 +1,47 @@
+using System.Windows;
+using System.Windows.Media;
+
+namespace WPFluent.Controls;
+
+public sealed class PersonPictureTemplateSettings : DependencyObject
+{
+    #region ActualImageBrush
+
+    private static readonly DependencyPropertyKey ActualImageBrushPropertyKey =
+        DependencyProperty.RegisterReadOnly(
+            nameof(ActualImageBrush),
+            typeof(ImageBrush),
+            typeof(PersonPictureTemplateSettings),
+            null);
+
+    public static readonly DependencyProperty ActualImageBrushProperty =
+        ActualImageBrushPropertyKey.DependencyProperty;
+
+    public ImageBrush ActualImageBrush
+    {
+        get => (ImageBrush)GetValue(ActualImageBrushProperty);
+        internal set => SetValue(ActualImageBrushPropertyKey, value);
+    }
+
+    #endregion ActualImageBrush
+
+    #region ActualInitials
+
+    private static readonly DependencyPropertyKey ActualInitialsPropertyKey =
+        DependencyProperty.RegisterReadOnly(
+            nameof(ActualInitials),
+            typeof(string),
+            typeof(PersonPictureTemplateSettings),
+            new PropertyMetadata(string.Empty));
+
+    public static readonly DependencyProperty ActualInitialsProperty =
+        ActualInitialsPropertyKey.DependencyProperty;
+
+    public string ActualInitials
+    {
+        get => (string)GetValue(ActualInitialsProperty);
+        internal set => SetValue(ActualInitialsPropertyKey, value);
+    }
+
+    #endregion ActualInitials
+}