Rename drawable namespace to avoid clashes with framework class

osu.Game.Rulesets.Catch/Objects/Drawables/Pieces/Pulp.cs

@@ -0,0 +1,44 @@
+// 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.Framework.Bindables;
+using osu.Framework.Extensions.Color4Extensions;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Effects;
+using osu.Framework.Graphics.Shapes;
+using osuTK.Graphics;
+
+namespace osu.Game.Rulesets.Catch.Objects.Drawables.Pieces
+{
+    public class Pulp : Circle
+    {
+        public Pulp()
+        {
+            RelativePositionAxes = Axes.Both;
+            Anchor = Anchor.Centre;
+            Origin = Anchor.Centre;
+
+            Blending = BlendingParameters.Additive;
+            Colour = Color4.White.Opacity(0.9f);
+        }
+
+        public readonly Bindable<Color4> AccentColour = new Bindable<Color4>();
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            AccentColour.BindValueChanged(updateAccentColour, true);
+        }
+
+        private void updateAccentColour(ValueChangedEvent<Color4> colour)
+        {
+            EdgeEffect = new EdgeEffectParameters
+            {
+                Type = EdgeEffectType.Glow,
+                Radius = Size.X / 2,
+                Colour = colour.NewValue.Darken(0.2f).Opacity(0.75f)
+            };
+        }
+    }
+}