Manage catcher trails by lifetime entries

osu.Game.Rulesets.Catch/UI/CatcherTrailEntry.cs

@@ -0,0 +1,31 @@
+// 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.Graphics.Performance;
+using osuTK;
+
+namespace osu.Game.Rulesets.Catch.UI
+{
+    public class CatcherTrailEntry : LifetimeEntry
+    {
+        public readonly CatcherAnimationState CatcherState;
+
+        public readonly float Position;
+
+        /// <summary>
+        /// The scaling of the catcher body. It also represents a flipped catcher (negative x component).
+        /// </summary>
+        public readonly Vector2 Scale;
+
+        public readonly CatcherTrailAnimation Animation;
+
+        public CatcherTrailEntry(double startTime, CatcherAnimationState catcherState, float position, Vector2 scale, CatcherTrailAnimation animation)
+        {
+            LifetimeStart = startTime;
+            CatcherState = catcherState;
+            Position = position;
+            Scale = scale;
+            Animation = animation;
+        }
+    }
+}