Color selector

WPFCatalog/Converters/FontFamilyStringConverter.cs

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+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Data;
+using System.Windows.Media;
+
+namespace WPFCatalog
+{
+    public class FontFamilyStringConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            FontFamily fontfamily = new FontFamily("Verdana");
+            if (value != null)
+            {
+                fontfamily = new FontFamily(value.ToString());
+            }
+            return fontfamily;
+
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

WPFCatalog/Converters/MaddoColorConverter.cs

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+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Diagnostics;
+using System.Globalization;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Data;
+using System.Windows.Media;
+
+namespace WPFCatalog
+{
+    public class MaddoColorConverter : IValueConverter
+    {
+        private DependencyObject _dummy = new DependencyObject();
+
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            Color color = Colors.Black;
+
+            if (value != null && value != DependencyProperty.UnsetValue && value is string && !String.IsNullOrWhiteSpace((string)value))
+            {
+                string c = (string)value;
+                object convertedColor = null;
+                try
+                {
+                    convertedColor = ColorConverter.ConvertFromString(c);
+                }
+                catch (Exception ex)
+                {
+                    if (!DesignerProperties.GetIsInDesignMode(_dummy))
+                    {
+                        throw new FormatException($"String {c} does not represent a valid color", ex);
+                    }
+                }
+                if (convertedColor != null)
+                {
+                    color = (Color)convertedColor;
+                }
+            }
+
+            return color;
+
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            if (value != null)
+            {
+                Color color = (Color)value;
+                Debug.WriteLine(color.ToString());
+                return color.ToString();
+            }
+            return string.Empty;
+        }
+    }
+}