From 937fc21af4a68c61a3301cf3b2335996b2532397 Mon Sep 17 00:00:00 2001
From: danwalmsley <dan@walms.co.uk>
Date: Mon, 22 Aug 2016 12:46:38 +0100
Subject: [PATCH] Added implementation of FontWeight TypeConverter.

---
 .../Context/AvaloniaTypeFeatureProvider.cs    |  1 +
 .../Converters/FontWeightConverter.cs         | 39 +++++++++++++++++++
 2 files changed, 40 insertions(+)
 create mode 100644 src/Markup/Avalonia.Markup.Xaml/Converters/FontWeightConverter.cs

diff --git a/src/Markup/Avalonia.Markup.Xaml/Context/AvaloniaTypeFeatureProvider.cs b/src/Markup/Avalonia.Markup.Xaml/Context/AvaloniaTypeFeatureProvider.cs
index 4396062e79..fcb5703f83 100644
--- a/src/Markup/Avalonia.Markup.Xaml/Context/AvaloniaTypeFeatureProvider.cs
+++ b/src/Markup/Avalonia.Markup.Xaml/Context/AvaloniaTypeFeatureProvider.cs
@@ -174,6 +174,7 @@ namespace Avalonia.Markup.Xaml.Context
             RegisterTypeConverter(typeof(Uri), new UriTypeConverter());
             RegisterTypeConverter(typeof(Cursor), new CursorTypeConverter());
             RegisterTypeConverter(typeof(WindowIcon), new IconTypeConverter());
+            RegisterTypeConverter(typeof(FontWeight), new FontWeightConverter());
         }
     }
 }
\ No newline at end of file
diff --git a/src/Markup/Avalonia.Markup.Xaml/Converters/FontWeightConverter.cs b/src/Markup/Avalonia.Markup.Xaml/Converters/FontWeightConverter.cs
new file mode 100644
index 0000000000..00964ef043
--- /dev/null
+++ b/src/Markup/Avalonia.Markup.Xaml/Converters/FontWeightConverter.cs
@@ -0,0 +1,39 @@
+namespace Avalonia.Markup.Xaml.Converters
+{
+    using Avalonia.Media;
+    using OmniXaml.TypeConversion;
+    using System;
+    using System.Globalization;
+
+    public class FontWeightConverter : ITypeConverter
+    {
+        public bool CanConvertFrom(IValueContext context, Type sourceType)
+        {
+            return sourceType == typeof(string);
+        }
+
+        public bool CanConvertTo(IValueContext context, Type destinationType)
+        {
+            return false;
+        }
+
+        public object ConvertFrom(IValueContext context, CultureInfo culture, object value)
+        {
+            FontWeight result;
+            
+            if (Enum.TryParse(value as string, out result))
+            {
+                return result;
+            }
+            else
+            {
+                throw new ArgumentException("unable to convert parameter to FontWeight");
+            }
+        }
+
+        public object ConvertTo(IValueContext context, CultureInfo culture, object value, Type destinationType)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}