优化更新代码，添加界面功能并整合

WPFluent/Converters/ActualColorConverter.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Linq;
+using System.Windows.Data;
+
+namespace WPFluent.Converters;
+
+public class ActualColorConverter : IValueConverter
+{
+    public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+    {
+        var color = (Color)value;
+        color.ScA = 1;
+        return color;
+    }
+
+    public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+    { throw new NotImplementedException(); }
+}