Add enum with font types

osu.Game/Skinning/DefaultFont.cs

@@ -0,0 +1,18 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using osu.Game.Skinning.Components;
+
+namespace osu.Game.Skinning
+{
+    /// <summary>
+    /// The type of built-in font to use for <see cref="DefaultTextSkinComponent"/>.
+    /// </summary>
+    public enum DefaultFont
+    {
+        Venera,
+        Torus,
+        TorusAlt,
+        Inter
+    }
+}