feat: initialize.

src/Ursa/Controls/TimePicker/TimePicker.cs

@@ -0,0 +1,35 @@
+using Avalonia;
+using Avalonia.Controls.Primitives;
+
+namespace Ursa.Controls.TimePicker;
+
+public class TimePicker: TemplatedControl
+{
+    public static readonly StyledProperty<string> DisplayFormatProperty = AvaloniaProperty.Register<TimePicker, string>(
+        nameof(DisplayFormat), defaultValue:"HH:mm:ss");
+
+    public string DisplayFormat
+    {
+        get => GetValue(DisplayFormatProperty);
+        set => SetValue(DisplayFormatProperty, value);
+    }
+
+    public static readonly StyledProperty<string> PanelPlacementProperty =
+        AvaloniaProperty.Register<TimePicker, string>(
+            nameof(PanelPlacement), defaultValue: "HH mm ss");
+
+    public string PanelPlacement
+    {
+        get => GetValue(PanelPlacementProperty);
+        set => SetValue(PanelPlacementProperty, value);
+    }
+
+    public static readonly StyledProperty<TimeSpan?> SelectedTimeProperty = AvaloniaProperty.Register<TimePicker, TimeSpan?>(
+        nameof(SelectedTime));
+
+    public TimeSpan? SelectedTime
+    {
+        get => GetValue(SelectedTimeProperty);
+        set => SetValue(SelectedTimeProperty, value);
+    }
+}