Rename drawable namespace to avoid clashes with framework class

osu.Game.Rulesets.Catch/Objects/Drawables/DrawableBanana.cs

@@ -0,0 +1,40 @@
+// 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 System.Collections.Generic;
+using osu.Framework.Utils;
+using osuTK.Graphics;
+
+namespace osu.Game.Rulesets.Catch.Objects.Drawables
+{
+    public class DrawableBanana : DrawableFruit
+    {
+        public DrawableBanana(Banana h)
+            : base(h)
+        {
+        }
+
+        private Color4? colour;
+
+        protected override void UpdateComboColour(Color4 proposedColour, IReadOnlyList<Color4> comboColours)
+        {
+            // override any external colour changes with banananana
+            AccentColour.Value = (colour ??= getBananaColour());
+        }
+
+        private Color4 getBananaColour()
+        {
+            switch (RNG.Next(0, 3))
+            {
+                default:
+                    return new Color4(255, 240, 0, 255);
+
+                case 1:
+                    return new Color4(255, 192, 0, 255);
+
+                case 2:
+                    return new Color4(214, 221, 28, 255);
+            }
+        }
+    }
+}