Merge pull request #29762 from peppy/fix-beatmap-difficulty-splitting

Fix beatmap difficulties not being split out on first load

osu.Android.props

@@ -10,7 +10,7 @@
     <EmbedAssembliesIntoApk>true</EmbedAssembliesIntoApk>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="ppy.osu.Framework.Android" Version="2024.809.2" />
+    <PackageReference Include="ppy.osu.Framework.Android" Version="2024.907.1" />
   </ItemGroup>
   <PropertyGroup>
     <!-- Fody does not handle Android build well, and warns when unchanged.

osu.Android/OsuGameAndroid.cs

@@ -80,7 +80,7 @@ namespace osu.Android
             host.Window.CursorState |= CursorState.Hidden;
         }
 
-        protected override UpdateManager CreateUpdateManager() => new SimpleUpdateManager();
+        protected override UpdateManager CreateUpdateManager() => new MobileUpdateNotifier();
 
         protected override BatteryInfo CreateBatteryInfo() => new AndroidBatteryInfo();
 

osu.Desktop/OsuGameDesktop.cs

@@ -2,10 +2,10 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System;
-using System.Diagnostics;
 using System.IO;
 using System.Reflection;
 using System.Runtime.Versioning;
+using System.Threading.Tasks;
 using Microsoft.Win32;
 using osu.Desktop.Performance;
 using osu.Desktop.Security;
@@ -102,35 +102,13 @@ namespace osu.Desktop
             if (!string.IsNullOrEmpty(packageManaged))
                 return new NoActionUpdateManager();
 
-            switch (RuntimeInfo.OS)
-            {
-                case RuntimeInfo.Platform.Windows:
-                    Debug.Assert(OperatingSystem.IsWindows());
-
-                    return new SquirrelUpdateManager();
-
-                default:
-                    return new SimpleUpdateManager();
-            }
+            return new VelopackUpdateManager();
         }
 
         public override bool RestartAppWhenExited()
         {
-            switch (RuntimeInfo.OS)
-            {
-                case RuntimeInfo.Platform.Windows:
-                    Debug.Assert(OperatingSystem.IsWindows());
-
-                    // Of note, this is an async method in squirrel that adds an arbitrary delay before returning
-                    // likely to ensure the external process is in a good state.
-                    //
-                    // We're not waiting on that here, but the outro playing before the actual exit should be enough
-                    // to cover this.
-                    Squirrel.UpdateManager.RestartAppWhenExited().FireAndForget();
-                    return true;
-            }
-
-            return base.RestartAppWhenExited();
+            Task.Run(() => Velopack.UpdateExe.Start()).FireAndForget();
+            return true;
         }
 
         protected override void LoadComplete()

osu.Desktop/Program.cs

@@ -14,7 +14,7 @@ using osu.Game;
 using osu.Game.IPC;
 using osu.Game.Tournament;
 using SDL;
-using Squirrel;
+using Velopack;
 
 namespace osu.Desktop
 {
@@ -31,19 +31,11 @@ namespace osu.Desktop
         [STAThread]
         public static void Main(string[] args)
         {
-            /*
-             * WARNING: DO NOT PLACE **ANY** CODE ABOVE THE FOLLOWING BLOCK!
-             *
-             * Logic handling Squirrel MUST run before EVERYTHING if you do not want to break it.
-             * To be more precise: Squirrel is internally using a rather... crude method to determine whether it is running under NUnit,
-             * namely by checking loaded assemblies:
-             * https://github.com/clowd/Clowd.Squirrel/blob/24427217482deeeb9f2cacac555525edfc7bd9ac/src/Squirrel/SimpleSplat/PlatformModeDetector.cs#L17-L32
-             *
-             * If it finds ANY assembly from the ones listed above - REGARDLESS of the reason why it is loaded -
-             * the app will then do completely broken things like:
-             * - not creating system shortcuts (as the logic is if'd out if "running tests")
-             * - not exiting after the install / first-update / uninstall hooks are ran (as the `Environment.Exit()` calls are if'd out if "running tests")
-             */
+            // IMPORTANT DON'T IGNORE: For general sanity, velopack's setup needs to run before anything else.
+            // This has bitten us in the rear before (bricked updater), and although the underlying issue from
+            // last time has been fixed, let's not tempt fate.
+            setupVelopack();
+
             if (OperatingSystem.IsWindows())
             {
                 var windowsVersion = Environment.OSVersion.Version;
@@ -66,8 +58,6 @@ namespace osu.Desktop
                         return;
                     }
                 }
-
-                setupSquirrel();
             }
 
             // NVIDIA profiles are based on the executable name of a process.
@@ -177,32 +167,22 @@ namespace osu.Desktop
             return false;
         }
 
-        [SupportedOSPlatform("windows")]
-        private static void setupSquirrel()
+        private static void setupVelopack()
         {
-            SquirrelAwareApp.HandleEvents(onInitialInstall: (_, tools) =>
-            {
-                tools.CreateShortcutForThisExe();
-                tools.CreateUninstallerRegistryEntry();
-                WindowsAssociationManager.InstallAssociations();
-            }, onAppUpdate: (_, tools) =>
-            {
-                tools.CreateUninstallerRegistryEntry();
-                WindowsAssociationManager.UpdateAssociations();
-            }, onAppUninstall: (_, tools) =>
-            {
-                tools.RemoveShortcutForThisExe();
-                tools.RemoveUninstallerRegistryEntry();
-                WindowsAssociationManager.UninstallAssociations();
-            }, onEveryRun: (_, _, _) =>
-            {
-                // While setting the `ProcessAppUserModelId` fixes duplicate icons/shortcuts on the taskbar, it currently
-                // causes the right-click context menu to function incorrectly.
-                //
-                // This may turn out to be non-required after an alternative solution is implemented.
-                // see https://github.com/clowd/Clowd.Squirrel/issues/24
-                // tools.SetProcessAppUserModelId();
-            });
+            var app = VelopackApp.Build();
+
+            if (OperatingSystem.IsWindows())
+                configureWindows(app);
+
+            app.Run();
+        }
+
+        [SupportedOSPlatform("windows")]
+        private static void configureWindows(VelopackApp app)
+        {
+            app.WithFirstRun(_ => WindowsAssociationManager.InstallAssociations());
+            app.WithAfterUpdateFastCallback(_ => WindowsAssociationManager.UpdateAssociations());
+            app.WithBeforeUninstallFastCallback(_ => WindowsAssociationManager.UninstallAssociations());
         }
     }
 }

osu.Desktop/Updater/SquirrelUpdateManager.cs

@@ -1,180 +0,0 @@
-// 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;
-using System.Runtime.Versioning;
-using System.Threading.Tasks;
-using osu.Framework.Allocation;
-using osu.Framework.Logging;
-using osu.Game;
-using osu.Game.Overlays;
-using osu.Game.Overlays.Notifications;
-using osu.Game.Screens.Play;
-using Squirrel.SimpleSplat;
-using Squirrel.Sources;
-using LogLevel = Squirrel.SimpleSplat.LogLevel;
-using UpdateManager = osu.Game.Updater.UpdateManager;
-
-namespace osu.Desktop.Updater
-{
-    [SupportedOSPlatform("windows")]
-    public partial class SquirrelUpdateManager : UpdateManager
-    {
-        private Squirrel.UpdateManager? updateManager;
-        private INotificationOverlay notificationOverlay = null!;
-
-        public Task PrepareUpdateAsync() => Squirrel.UpdateManager.RestartAppWhenExited();
-
-        private static readonly Logger logger = Logger.GetLogger("updater");
-
-        /// <summary>
-        /// Whether an update has been downloaded but not yet applied.
-        /// </summary>
-        private bool updatePending;
-
-        private readonly SquirrelLogger squirrelLogger = new SquirrelLogger();
-
-        [Resolved]
-        private OsuGameBase game { get; set; } = null!;
-
-        [Resolved]
-        private ILocalUserPlayInfo? localUserInfo { get; set; }
-
-        [BackgroundDependencyLoader]
-        private void load(INotificationOverlay notifications)
-        {
-            notificationOverlay = notifications;
-
-            SquirrelLocator.CurrentMutable.Register(() => squirrelLogger, typeof(ILogger));
-        }
-
-        protected override async Task<bool> PerformUpdateCheck() => await checkForUpdateAsync().ConfigureAwait(false);
-
-        private async Task<bool> checkForUpdateAsync(bool useDeltaPatching = true, UpdateProgressNotification? notification = null)
-        {
-            // should we schedule a retry on completion of this check?
-            bool scheduleRecheck = true;
-
-            const string? github_token = null; // TODO: populate.
-
-            try
-            {
-                // Avoid any kind of update checking while gameplay is running.
-                if (localUserInfo?.IsPlaying.Value == true)
-                    return false;
-
-                updateManager ??= new Squirrel.UpdateManager(new GithubSource(@"https://github.com/ppy/osu", github_token, false), @"osulazer");
-
-                var info = await updateManager.CheckForUpdate(!useDeltaPatching).ConfigureAwait(false);
-
-                if (info.ReleasesToApply.Count == 0)
-                {
-                    if (updatePending)
-                    {
-                        // the user may have dismissed the completion notice, so show it again.
-                        notificationOverlay.Post(new UpdateApplicationCompleteNotification
-                        {
-                            Activated = () =>
-                            {
-                                restartToApplyUpdate();
-                                return true;
-                            },
-                        });
-                        return true;
-                    }
-
-                    // no updates available. bail and retry later.
-                    return false;
-                }
-
-                scheduleRecheck = false;
-
-                if (notification == null)
-                {
-                    notification = new UpdateProgressNotification
-                    {
-                        CompletionClickAction = restartToApplyUpdate,
-                    };
-
-                    Schedule(() => notificationOverlay.Post(notification));
-                }
-
-                notification.StartDownload();
-
-                try
-                {
-                    await updateManager.DownloadReleases(info.ReleasesToApply, p => notification.Progress = p / 100f).ConfigureAwait(false);
-
-                    notification.StartInstall();
-
-                    await updateManager.ApplyReleases(info, p => notification.Progress = p / 100f).ConfigureAwait(false);
-
-                    notification.State = ProgressNotificationState.Completed;
-                    updatePending = true;
-                }
-                catch (Exception e)
-                {
-                    if (useDeltaPatching)
-                    {
-                        logger.Add(@"delta patching failed; will attempt full download!");
-
-                        // could fail if deltas are unavailable for full update path (https://github.com/Squirrel/Squirrel.Windows/issues/959)
-                        // try again without deltas.
-                        await checkForUpdateAsync(false, notification).ConfigureAwait(false);
-                    }
-                    else
-                    {
-                        // In the case of an error, a separate notification will be displayed.
-                        notification.FailDownload();
-                        Logger.Error(e, @"update failed!");
-                    }
-                }
-            }
-            catch (Exception)
-            {
-                // we'll ignore this and retry later. can be triggered by no internet connection or thread abortion.
-                scheduleRecheck = true;
-            }
-            finally
-            {
-                if (scheduleRecheck)
-                {
-                    // check again in 30 minutes.
-                    Scheduler.AddDelayed(() => Task.Run(async () => await checkForUpdateAsync().ConfigureAwait(false)), 60000 * 30);
-                }
-            }
-
-            return true;
-        }
-
-        private bool restartToApplyUpdate()
-        {
-            PrepareUpdateAsync()
-                .ContinueWith(_ => Schedule(() => game.AttemptExit()));
-            return true;
-        }
-
-        protected override void Dispose(bool isDisposing)
-        {
-            base.Dispose(isDisposing);
-            updateManager?.Dispose();
-        }
-
-        private class SquirrelLogger : ILogger, IDisposable
-        {
-            public LogLevel Level { get; set; } = LogLevel.Info;
-
-            public void Write(string message, LogLevel logLevel)
-            {
-                if (logLevel < Level)
-                    return;
-
-                logger.Add(message);
-            }
-
-            public void Dispose()
-            {
-            }
-        }
-    }
-}

osu.Desktop/Updater/VelopackUpdateManager.cs

@@ -0,0 +1,133 @@
+// 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;
+using System.Threading.Tasks;
+using osu.Framework.Allocation;
+using osu.Framework.Logging;
+using osu.Game;
+using osu.Game.Overlays;
+using osu.Game.Overlays.Notifications;
+using osu.Game.Screens.Play;
+using Velopack;
+using Velopack.Sources;
+
+namespace osu.Desktop.Updater
+{
+    public partial class VelopackUpdateManager : Game.Updater.UpdateManager
+    {
+        private readonly UpdateManager updateManager;
+        private INotificationOverlay notificationOverlay = null!;
+
+        [Resolved]
+        private OsuGameBase game { get; set; } = null!;
+
+        [Resolved]
+        private ILocalUserPlayInfo? localUserInfo { get; set; }
+
+        private UpdateInfo? pendingUpdate;
+
+        public VelopackUpdateManager()
+        {
+            updateManager = new UpdateManager(new GithubSource(@"https://github.com/ppy/osu", null, false), new UpdateOptions
+            {
+                AllowVersionDowngrade = true,
+            });
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(INotificationOverlay notifications)
+        {
+            notificationOverlay = notifications;
+        }
+
+        protected override async Task<bool> PerformUpdateCheck() => await checkForUpdateAsync().ConfigureAwait(false);
+
+        private async Task<bool> checkForUpdateAsync(UpdateProgressNotification? notification = null)
+        {
+            // should we schedule a retry on completion of this check?
+            bool scheduleRecheck = true;
+
+            try
+            {
+                // Avoid any kind of update checking while gameplay is running.
+                if (localUserInfo?.IsPlaying.Value == true)
+                    return false;
+
+                // TODO: we should probably be checking if there's a more recent update, rather than shortcutting here.
+                // Velopack does support this scenario (see https://github.com/ppy/osu/pull/28743#discussion_r1743495975).
+                if (pendingUpdate != null)
+                {
+                    // If there is an update pending restart, show the notification to restart again.
+                    notificationOverlay.Post(new UpdateApplicationCompleteNotification
+                    {
+                        Activated = () =>
+                        {
+                            restartToApplyUpdate();
+                            return true;
+                        }
+                    });
+                    return true;
+                }
+
+                pendingUpdate = await updateManager.CheckForUpdatesAsync().ConfigureAwait(false);
+
+                // Handle no updates available.
+                if (pendingUpdate == null)
+                    return false;
+
+                scheduleRecheck = false;
+
+                if (notification == null)
+                {
+                    notification = new UpdateProgressNotification
+                    {
+                        CompletionClickAction = restartToApplyUpdate,
+                    };
+
+                    Schedule(() => notificationOverlay.Post(notification));
+                }
+
+                notification.StartDownload();
+
+                try
+                {
+                    await updateManager.DownloadUpdatesAsync(pendingUpdate, p => notification.Progress = p / 100f).ConfigureAwait(false);
+
+                    notification.State = ProgressNotificationState.Completed;
+                }
+                catch (Exception e)
+                {
+                    // In the case of an error, a separate notification will be displayed.
+                    notification.FailDownload();
+                    Logger.Error(e, @"update failed!");
+                }
+            }
+            catch (Exception e)
+            {
+                // we'll ignore this and retry later. can be triggered by no internet connection or thread abortion.
+                scheduleRecheck = true;
+                Logger.Log($@"update check failed ({e.Message})");
+            }
+            finally
+            {
+                if (scheduleRecheck)
+                {
+                    // check again in 30 minutes.
+                    Scheduler.AddDelayed(() => Task.Run(async () => await checkForUpdateAsync().ConfigureAwait(false)), 60000 * 30);
+                }
+            }
+
+            return true;
+        }
+
+        private bool restartToApplyUpdate()
+        {
+            // TODO: Migrate this to async flow whenever available (see https://github.com/ppy/osu/pull/28743#discussion_r1740505665).
+            // Currently there's an internal Thread.Sleep(300) which will cause a stutter when the user clicks to restart.
+            updateManager.WaitExitThenApplyUpdates(pendingUpdate?.TargetFullRelease);
+            Schedule(() => game.AttemptExit());
+            return true;
+        }
+    }
+}

osu.Desktop/osu.Desktop.csproj

@@ -23,9 +23,9 @@
     <ProjectReference Include="..\osu.Game.Rulesets.Taiko\osu.Game.Rulesets.Taiko.csproj" />
   </ItemGroup>
   <ItemGroup Label="Package References">
-    <PackageReference Include="Clowd.Squirrel" Version="2.11.1" />
     <PackageReference Include="System.IO.Packaging" Version="8.0.0" />
     <PackageReference Include="DiscordRichPresence" Version="1.2.1.24" />
+    <PackageReference Include="Velopack" Version="0.0.598-g933b2ab" />
   </ItemGroup>
   <ItemGroup Label="Resources">
     <EmbeddedResource Include="lazer.ico" />

osu.Game.Rulesets.Catch.Tests/TestSceneCatchPlayerLegacySkin.cs

@@ -23,7 +23,7 @@ namespace osu.Game.Rulesets.Catch.Tests
             if (withModifiedSkin)
             {
                 AddStep("change component scale", () => Player.ChildrenOfType<LegacyScoreCounter>().First().Scale = new Vector2(2f));
-                AddStep("update target", () => Player.ChildrenOfType<SkinComponentsContainer>().ForEach(LegacySkin.UpdateDrawableTarget));
+                AddStep("update target", () => Player.ChildrenOfType<SkinnableContainer>().ForEach(LegacySkin.UpdateDrawableTarget));
                 AddStep("exit player", () => Player.Exit());
                 CreateTest();
             }

osu.Game.Rulesets.Catch/CatchRuleset.cs

@@ -254,5 +254,7 @@ namespace osu.Game.Rulesets.Catch
 
             return adjustedDifficulty;
         }
+
+        public override bool EditorShowScrollSpeed => false;
     }
 }

osu.Game.Rulesets.Catch/CatchSkinComponentLookup.cs

@@ -5,7 +5,7 @@ using osu.Game.Skinning;
 
 namespace osu.Game.Rulesets.Catch
 {
-    public class CatchSkinComponentLookup : GameplaySkinComponentLookup<CatchSkinComponents>
+    public class CatchSkinComponentLookup : SkinComponentLookup<CatchSkinComponents>
     {
         public CatchSkinComponentLookup(CatchSkinComponents component)
             : base(component)

osu.Game.Rulesets.Catch/Edit/CatchDistanceSnapProvider.cs

@@ -18,7 +18,9 @@ namespace osu.Game.Rulesets.Catch.Edit
             // The implementation below is probably correct but should be checked if/when exposed via controls.
 
             float expectedDistance = DurationToDistance(before, after.StartTime - before.GetEndTime());
-            float actualDistance = Math.Abs(((CatchHitObject)before).EffectiveX - ((CatchHitObject)after).EffectiveX);
+
+            float previousEndX = (before as JuiceStream)?.EndX ?? ((CatchHitObject)before).EffectiveX;
+            float actualDistance = Math.Abs(previousEndX - ((CatchHitObject)after).EffectiveX);
 
             return actualDistance / expectedDistance;
         }

osu.Game.Rulesets.Catch/Replays/CatchAutoGenerator.cs

@@ -16,9 +16,12 @@ namespace osu.Game.Rulesets.Catch.Replays
     {
         public new CatchBeatmap Beatmap => (CatchBeatmap)base.Beatmap;
 
+        private readonly float halfCatcherWidth;
+
         public CatchAutoGenerator(IBeatmap beatmap)
             : base(beatmap)
         {
+            halfCatcherWidth = Catcher.CalculateCatchWidth(beatmap.Difficulty) * 0.5f;
         }
 
         protected override void GenerateFrames()
@@ -47,10 +50,7 @@ namespace osu.Game.Rulesets.Catch.Replays
                 bool dashRequired = speedRequired > Catcher.BASE_WALK_SPEED;
                 bool impossibleJump = speedRequired > Catcher.BASE_DASH_SPEED;
 
-                // todo: get correct catcher size, based on difficulty CS.
-                const float catcher_width_half = Catcher.BASE_SIZE * 0.3f * 0.5f;
-
-                if (lastPosition - catcher_width_half < h.EffectiveX && lastPosition + catcher_width_half > h.EffectiveX)
+                if (lastPosition - halfCatcherWidth < h.EffectiveX && lastPosition + halfCatcherWidth > h.EffectiveX)
                 {
                     // we are already in the correct range.
                     lastTime = h.StartTime;

osu.Game.Rulesets.Catch/Skinning/Legacy/CatchLegacySkinTransformer.cs

@@ -30,23 +30,19 @@ namespace osu.Game.Rulesets.Catch.Skinning.Legacy
         {
             switch (lookup)
             {
-                case SkinComponentsContainerLookup containerLookup:
+                case GlobalSkinnableContainerLookup containerLookup:
                     // Only handle per ruleset defaults here.
                     if (containerLookup.Ruleset == null)
                         return base.GetDrawableComponent(lookup);
 
-                    // Skin has configuration.
-                    if (base.GetDrawableComponent(lookup) is UserConfiguredLayoutContainer d)
-                        return d;
-
                     // we don't have enough assets to display these components (this is especially the case on a "beatmap" skin).
                     if (!IsProvidingLegacyResources)
                         return null;
 
                     // Our own ruleset components default.
-                    switch (containerLookup.Target)
+                    switch (containerLookup.Lookup)
                     {
-                        case SkinComponentsContainerLookup.TargetArea.MainHUDComponents:
+                        case GlobalSkinnableContainers.MainHUDComponents:
                             // todo: remove CatchSkinComponents.CatchComboCounter and refactor LegacyCatchComboCounter to be added here instead.
                             return new DefaultSkinComponentsContainer(container =>
                             {
@@ -56,10 +52,8 @@ namespace osu.Game.Rulesets.Catch.Skinning.Legacy
                                 {
                                     // set the anchor to top right so that it won't squash to the return button to the top
                                     keyCounter.Anchor = Anchor.CentreRight;
-                                    keyCounter.Origin = Anchor.CentreRight;
-                                    keyCounter.X = 0;
-                                    // 340px is the default height inherit from stable
-                                    keyCounter.Y = container.ToLocalSpace(new Vector2(0, container.ScreenSpaceDrawQuad.Centre.Y - 340f)).Y;
+                                    keyCounter.Origin = Anchor.TopRight;
+                                    keyCounter.Position = new Vector2(0, -40) * 1.6f;
                                 }
                             })
                             {

osu.Game.Rulesets.Catch/Skinning/Legacy/LegacyCatchHitObjectPiece.cs

@@ -85,9 +85,25 @@ namespace osu.Game.Rulesets.Catch.Skinning.Legacy
 
         protected void SetTexture(Texture? texture, Texture? overlayTexture)
         {
-            colouredSprite.Texture = texture;
-            overlaySprite.Texture = overlayTexture;
-            hyperSprite.Texture = texture;
+            // Sizes are reset due to an arguable osu!framework bug where Sprite retains the size of the first set texture.
+
+            if (colouredSprite.Texture != texture)
+            {
+                colouredSprite.Size = Vector2.Zero;
+                colouredSprite.Texture = texture;
+            }
+
+            if (overlaySprite.Texture != overlayTexture)
+            {
+                overlaySprite.Size = Vector2.Zero;
+                overlaySprite.Texture = overlayTexture;
+            }
+
+            if (hyperSprite.Texture != texture)
+            {
+                hyperSprite.Size = Vector2.Zero;
+                hyperSprite.Texture = texture;
+            }
         }
     }
 }

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

@@ -110,9 +110,9 @@ namespace osu.Game.Rulesets.Catch.UI
 
             if (Catcher.Dashing || Catcher.HyperDashing)
             {
-                double generationInterval = Catcher.HyperDashing ? 25 : 50;
+                const double trail_generation_interval = 16;
 
-                if (Time.Current - catcherTrails.LastDashTrailTime >= generationInterval)
+                if (Time.Current - catcherTrails.LastDashTrailTime >= trail_generation_interval)
                     displayCatcherTrail(Catcher.HyperDashing ? CatcherTrailAnimation.HyperDashing : CatcherTrailAnimation.Dashing);
             }
 

osu.Game.Rulesets.Mania.Tests/Skinning/ManiaSkinnableTestScene.cs

@@ -21,7 +21,7 @@ namespace osu.Game.Rulesets.Mania.Tests.Skinning
     public abstract partial class ManiaSkinnableTestScene : SkinnableTestScene
     {
         [Cached(Type = typeof(IScrollingInfo))]
-        private readonly TestScrollingInfo scrollingInfo = new TestScrollingInfo();
+        protected readonly TestScrollingInfo ScrollingInfo = new TestScrollingInfo();
 
         [Cached]
         private readonly StageDefinition stage = new StageDefinition(4);
@@ -30,7 +30,7 @@ namespace osu.Game.Rulesets.Mania.Tests.Skinning
 
         protected ManiaSkinnableTestScene()
         {
-            scrollingInfo.Direction.Value = ScrollingDirection.Down;
+            ScrollingInfo.Direction.Value = ScrollingDirection.Down;
 
             Add(new Box
             {
@@ -43,16 +43,16 @@ namespace osu.Game.Rulesets.Mania.Tests.Skinning
         [Test]
         public void TestScrollingDown()
         {
-            AddStep("change direction to down", () => scrollingInfo.Direction.Value = ScrollingDirection.Down);
+            AddStep("change direction to down", () => ScrollingInfo.Direction.Value = ScrollingDirection.Down);
         }
 
         [Test]
         public void TestScrollingUp()
         {
-            AddStep("change direction to up", () => scrollingInfo.Direction.Value = ScrollingDirection.Up);
+            AddStep("change direction to up", () => ScrollingInfo.Direction.Value = ScrollingDirection.Up);
         }
 
-        private class TestScrollingInfo : IScrollingInfo
+        protected class TestScrollingInfo : IScrollingInfo
         {
             public readonly Bindable<ScrollingDirection> Direction = new Bindable<ScrollingDirection>();
 

osu.Game.Rulesets.Mania.Tests/Skinning/TestSceneComboCounter.cs

@@ -1,13 +1,17 @@
 // 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 NUnit.Framework;
 using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
 using osu.Framework.Testing;
 using osu.Game.Rulesets.Judgements;
 using osu.Game.Rulesets.Mania.Skinning.Argon;
 using osu.Game.Rulesets.Mania.Skinning.Legacy;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Scoring;
+using osu.Game.Rulesets.UI.Scrolling;
 using osu.Game.Skinning;
 
 namespace osu.Game.Rulesets.Mania.Tests.Skinning
@@ -17,22 +21,75 @@ namespace osu.Game.Rulesets.Mania.Tests.Skinning
         [Cached]
         private ScoreProcessor scoreProcessor = new ScoreProcessor(new ManiaRuleset());
 
-        [SetUpSteps]
-        public void SetUpSteps()
+        [Test]
+        public void TestDisplay()
         {
-            AddStep("setup", () => SetContents(s =>
-            {
-                if (s is ArgonSkin)
-                    return new ArgonManiaComboCounter();
-
-                if (s is LegacySkin)
-                    return new LegacyManiaComboCounter();
-
-                return new LegacyManiaComboCounter();
-            }));
-
+            setup(Anchor.Centre);
             AddRepeatStep("perform hit", () => scoreProcessor.ApplyResult(new JudgementResult(new HitObject(), new Judgement()) { Type = HitResult.Great }), 20);
             AddStep("perform miss", () => scoreProcessor.ApplyResult(new JudgementResult(new HitObject(), new Judgement()) { Type = HitResult.Miss }));
         }
+
+        [Test]
+        public void TestAnchorOrigin()
+        {
+            AddStep("set direction down", () => ScrollingInfo.Direction.Value = ScrollingDirection.Down);
+            setup(Anchor.TopCentre, 20);
+            AddStep("set direction up", () => ScrollingInfo.Direction.Value = ScrollingDirection.Up);
+            check(Anchor.BottomCentre, -20);
+
+            AddStep("set direction up", () => ScrollingInfo.Direction.Value = ScrollingDirection.Up);
+            setup(Anchor.BottomCentre, -20);
+            AddStep("set direction down", () => ScrollingInfo.Direction.Value = ScrollingDirection.Down);
+            check(Anchor.TopCentre, 20);
+
+            AddStep("set direction down", () => ScrollingInfo.Direction.Value = ScrollingDirection.Down);
+            setup(Anchor.Centre, 20);
+            AddStep("set direction up", () => ScrollingInfo.Direction.Value = ScrollingDirection.Up);
+            check(Anchor.Centre, 20);
+
+            AddStep("set direction up", () => ScrollingInfo.Direction.Value = ScrollingDirection.Up);
+            setup(Anchor.Centre, -20);
+            AddStep("set direction down", () => ScrollingInfo.Direction.Value = ScrollingDirection.Down);
+            check(Anchor.Centre, -20);
+        }
+
+        private void setup(Anchor anchor, float y = 0)
+        {
+            AddStep($"setup {anchor} {y}", () => SetContents(s =>
+            {
+                var container = new Container
+                {
+                    RelativeSizeAxes = Axes.Both,
+                };
+
+                if (s is ArgonSkin)
+                    container.Add(new ArgonManiaComboCounter());
+                else if (s is LegacySkin)
+                    container.Add(new LegacyManiaComboCounter());
+                else
+                    container.Add(new LegacyManiaComboCounter());
+
+                container.Child.Anchor = anchor;
+                container.Child.Origin = Anchor.Centre;
+                container.Child.Y = y;
+
+                return container;
+            }));
+        }
+
+        private void check(Anchor anchor, float y)
+        {
+            AddAssert($"check {anchor} {y}", () =>
+            {
+                foreach (var combo in this.ChildrenOfType<ISerialisableDrawable>())
+                {
+                    var drawableCombo = (Drawable)combo;
+                    if (drawableCombo.Anchor != anchor || drawableCombo.Y != y)
+                        return false;
+                }
+
+                return true;
+            });
+        }
     }
 }

osu.Game.Rulesets.Mania/Beatmaps/ManiaBeatmapConverter.cs

@@ -6,7 +6,6 @@ using System;
 using System.Linq;
 using System.Collections.Generic;
 using System.Threading;
-using osu.Game.Audio;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Objects.Types;
@@ -271,7 +270,7 @@ namespace osu.Game.Rulesets.Mania.Beatmaps
                         Duration = endTimeData.Duration,
                         Column = column,
                         Samples = HitObject.Samples,
-                        NodeSamples = (HitObject as IHasRepeats)?.NodeSamples ?? defaultNodeSamples
+                        NodeSamples = (HitObject as IHasRepeats)?.NodeSamples ?? HoldNote.CreateDefaultNodeSamples(HitObject)
                     });
                 }
                 else if (HitObject is IHasXPosition)
@@ -286,16 +285,6 @@ namespace osu.Game.Rulesets.Mania.Beatmaps
 
                 return pattern;
             }
-
-            /// <remarks>
-            /// osu!mania-specific beatmaps in stable only play samples at the start of the hold note.
-            /// </remarks>
-            private List<IList<HitSampleInfo>> defaultNodeSamples
-                => new List<IList<HitSampleInfo>>
-                {
-                    HitObject.Samples,
-                    new List<HitSampleInfo>()
-                };
         }
     }
 }

osu.Game.Rulesets.Mania/ManiaSkinComponentLookup.cs

@@ -5,7 +5,7 @@ using osu.Game.Skinning;
 
 namespace osu.Game.Rulesets.Mania
 {
-    public class ManiaSkinComponentLookup : GameplaySkinComponentLookup<ManiaSkinComponents>
+    public class ManiaSkinComponentLookup : SkinComponentLookup<ManiaSkinComponents>
     {
         /// <summary>
         /// Creates a new <see cref="ManiaSkinComponentLookup"/>.

osu.Game.Rulesets.Mania/Objects/HoldNote.cs

@@ -7,6 +7,7 @@ using System.Collections.Generic;
 using System.Threading;
 using osu.Game.Audio;
 using osu.Game.Rulesets.Judgements;
+using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Objects.Types;
 using osu.Game.Rulesets.Scoring;
 
@@ -91,6 +92,10 @@ namespace osu.Game.Rulesets.Mania.Objects
         {
             base.CreateNestedHitObjects(cancellationToken);
 
+            // Generally node samples will be populated by ManiaBeatmapConverter, but in a case like the editor they may not be.
+            // Ensure they are set to a sane default here.
+            NodeSamples ??= CreateDefaultNodeSamples(this);
+
             AddNested(Head = new HeadNote
             {
                 StartTime = StartTime,
@@ -102,7 +107,7 @@ namespace osu.Game.Rulesets.Mania.Objects
             {
                 StartTime = EndTime,
                 Column = Column,
-                Samples = GetNodeSamples((NodeSamples?.Count - 1) ?? 1),
+                Samples = GetNodeSamples(NodeSamples.Count - 1),
             });
 
             AddNested(Body = new HoldNoteBody
@@ -116,7 +121,20 @@ namespace osu.Game.Rulesets.Mania.Objects
 
         protected override HitWindows CreateHitWindows() => HitWindows.Empty;
 
-        public IList<HitSampleInfo> GetNodeSamples(int nodeIndex) =>
-            nodeIndex < NodeSamples?.Count ? NodeSamples[nodeIndex] : Samples;
+        public IList<HitSampleInfo> GetNodeSamples(int nodeIndex) => nodeIndex < NodeSamples?.Count ? NodeSamples[nodeIndex] : Samples;
+
+        /// <summary>
+        /// Create the default note samples for a hold note, based off their main sample.
+        /// </summary>
+        /// <remarks>
+        /// By default, osu!mania beatmaps in only play samples at the start of the hold note.
+        /// </remarks>
+        /// <param name="obj">The object to use as a basis for the head sample.</param>
+        /// <returns>Defaults for assigning to <see cref="HoldNote.NodeSamples"/>.</returns>
+        public static List<IList<HitSampleInfo>> CreateDefaultNodeSamples(HitObject obj) => new List<IList<HitSampleInfo>>
+        {
+            obj.Samples,
+            new List<HitSampleInfo>(),
+        };
     }
 }

osu.Game.Rulesets.Mania/Skinning/Argon/ArgonManiaComboCounter.cs

@@ -38,11 +38,11 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
         private void updateAnchor()
         {
             // if the anchor isn't a vertical center, set top or bottom anchor based on scroll direction
-            if (!Anchor.HasFlag(Anchor.y1))
-            {
-                Anchor &= ~(Anchor.y0 | Anchor.y2);
-                Anchor |= direction.Value == ScrollingDirection.Up ? Anchor.y2 : Anchor.y0;
-            }
+            if (Anchor.HasFlag(Anchor.y1))
+                return;
+
+            Anchor &= ~(Anchor.y0 | Anchor.y2);
+            Anchor |= direction.Value == ScrollingDirection.Up ? Anchor.y2 : Anchor.y0;
 
             // change the sign of the Y coordinate in line with the scrolling direction.
             // i.e. if the user changes direction from down to up, the anchor is changed from top to bottom, and the Y is flipped from positive to negative here.

osu.Game.Rulesets.Mania/Skinning/Argon/ManiaArgonSkinTransformer.cs

@@ -28,18 +28,14 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
         {
             switch (lookup)
             {
-                case SkinComponentsContainerLookup containerLookup:
+                case GlobalSkinnableContainerLookup containerLookup:
                     // Only handle per ruleset defaults here.
                     if (containerLookup.Ruleset == null)
                         return base.GetDrawableComponent(lookup);
 
-                    // Skin has configuration.
-                    if (base.GetDrawableComponent(lookup) is UserConfiguredLayoutContainer d)
-                        return d;
-
-                    switch (containerLookup.Target)
+                    switch (containerLookup.Lookup)
                     {
-                        case SkinComponentsContainerLookup.TargetArea.MainHUDComponents:
+                        case GlobalSkinnableContainers.MainHUDComponents:
                             return new DefaultSkinComponentsContainer(container =>
                             {
                                 var combo = container.ChildrenOfType<ArgonManiaComboCounter>().FirstOrDefault();
@@ -59,7 +55,7 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
 
                     return null;
 
-                case GameplaySkinComponentLookup<HitResult> resultComponent:
+                case SkinComponentLookup<HitResult> resultComponent:
                     // This should eventually be moved to a skin setting, when supported.
                     if (Skin is ArgonProSkin && resultComponent.Component >= HitResult.Great)
                         return Drawable.Empty();

osu.Game.Rulesets.Mania/Skinning/Legacy/LegacyManiaComboCounter.cs

@@ -1,6 +1,7 @@
 // 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;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
@@ -44,16 +45,15 @@ namespace osu.Game.Rulesets.Mania.Skinning.Legacy
         private void updateAnchor()
         {
             // if the anchor isn't a vertical center, set top or bottom anchor based on scroll direction
-            if (!Anchor.HasFlag(Anchor.y1))
-            {
-                Anchor &= ~(Anchor.y0 | Anchor.y2);
-                Anchor |= direction.Value == ScrollingDirection.Up ? Anchor.y2 : Anchor.y0;
-            }
+            if (Anchor.HasFlag(Anchor.y1))
+                return;
 
-            // since we flip the vertical anchor when changing scroll direction,
-            // we can use the sign of the Y value as an indicator to make the combo counter displayed correctly.
-            if ((Y < 0 && direction.Value == ScrollingDirection.Down) || (Y > 0 && direction.Value == ScrollingDirection.Up))
-                Y = -Y;
+            Anchor &= ~(Anchor.y0 | Anchor.y2);
+            Anchor |= direction.Value == ScrollingDirection.Up ? Anchor.y2 : Anchor.y0;
+
+            // change the sign of the Y coordinate in line with the scrolling direction.
+            // i.e. if the user changes direction from down to up, the anchor is changed from top to bottom, and the Y is flipped from positive to negative here.
+            Y = Math.Abs(Y) * (direction.Value == ScrollingDirection.Up ? -1 : 1);
         }
 
         protected override void OnCountIncrement()

osu.Game.Rulesets.Mania/Skinning/Legacy/ManiaLegacySkinTransformer.cs

@@ -80,22 +80,18 @@ namespace osu.Game.Rulesets.Mania.Skinning.Legacy
         {
             switch (lookup)
             {
-                case SkinComponentsContainerLookup containerLookup:
+                case GlobalSkinnableContainerLookup containerLookup:
                     // Modifications for global components.
                     if (containerLookup.Ruleset == null)
                         return base.GetDrawableComponent(lookup);
 
-                    // Skin has configuration.
-                    if (base.GetDrawableComponent(lookup) is UserConfiguredLayoutContainer d)
-                        return d;
-
                     // we don't have enough assets to display these components (this is especially the case on a "beatmap" skin).
                     if (!IsProvidingLegacyResources)
                         return null;
 
-                    switch (containerLookup.Target)
+                    switch (containerLookup.Lookup)
                     {
-                        case SkinComponentsContainerLookup.TargetArea.MainHUDComponents:
+                        case GlobalSkinnableContainers.MainHUDComponents:
                             return new DefaultSkinComponentsContainer(container =>
                             {
                                 var combo = container.ChildrenOfType<LegacyManiaComboCounter>().FirstOrDefault();
@@ -114,7 +110,7 @@ namespace osu.Game.Rulesets.Mania.Skinning.Legacy
 
                     return null;
 
-                case GameplaySkinComponentLookup<HitResult> resultComponent:
+                case SkinComponentLookup<HitResult> resultComponent:
                     return getResult(resultComponent.Component);
 
                 case ManiaSkinComponentLookup maniaComponent:

osu.Game.Rulesets.Mania/UI/ManiaTouchInputArea.cs

@@ -99,12 +99,6 @@ namespace osu.Game.Rulesets.Mania.UI
             return false;
         }
 
-        protected override bool OnMouseDown(MouseDownEvent e)
-        {
-            Show();
-            return true;
-        }
-
         protected override bool OnTouchDown(TouchDownEvent e)
         {
             Show();
@@ -172,17 +166,6 @@ namespace osu.Game.Rulesets.Mania.UI
                 updateButton(false);
             }
 
-            protected override bool OnMouseDown(MouseDownEvent e)
-            {
-                updateButton(true);
-                return false; // handled by parent container to show overlay.
-            }
-
-            protected override void OnMouseUp(MouseUpEvent e)
-            {
-                updateButton(false);
-            }
-
             private void updateButton(bool press)
             {
                 if (press == isPressed)

osu.Game.Rulesets.Osu.Tests/Editor/TestSceneOsuEditorGrids.cs

@@ -24,24 +24,24 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor
         [Test]
         public void TestGridToggles()
         {
-            AddStep("enable distance snap grid", () => InputManager.Key(Key.T));
+            AddStep("enable distance snap grid", () => InputManager.Key(Key.Y));
             AddStep("select second object", () => EditorBeatmap.SelectedHitObjects.Add(EditorBeatmap.HitObjects.ElementAt(1)));
 
             AddUntilStep("distance snap grid visible", () => this.ChildrenOfType<OsuDistanceSnapGrid>().Any());
             gridActive<RectangularPositionSnapGrid>(false);
 
-            AddStep("enable rectangular grid", () => InputManager.Key(Key.Y));
+            AddStep("enable rectangular grid", () => InputManager.Key(Key.T));
 
             AddStep("select second object", () => EditorBeatmap.SelectedHitObjects.Add(EditorBeatmap.HitObjects.ElementAt(1)));
             AddUntilStep("distance snap grid still visible", () => this.ChildrenOfType<OsuDistanceSnapGrid>().Any());
             gridActive<RectangularPositionSnapGrid>(true);
 
-            AddStep("disable distance snap grid", () => InputManager.Key(Key.T));
+            AddStep("disable distance snap grid", () => InputManager.Key(Key.Y));
             AddUntilStep("distance snap grid hidden", () => !this.ChildrenOfType<OsuDistanceSnapGrid>().Any());
             AddStep("select second object", () => EditorBeatmap.SelectedHitObjects.Add(EditorBeatmap.HitObjects.ElementAt(1)));
             gridActive<RectangularPositionSnapGrid>(true);
 
-            AddStep("disable rectangular grid", () => InputManager.Key(Key.Y));
+            AddStep("disable rectangular grid", () => InputManager.Key(Key.T));
             AddUntilStep("distance snap grid still hidden", () => !this.ChildrenOfType<OsuDistanceSnapGrid>().Any());
             gridActive<RectangularPositionSnapGrid>(false);
         }
@@ -57,7 +57,7 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor
             AddStep("release alt", () => InputManager.ReleaseKey(Key.AltLeft));
             AddUntilStep("distance snap grid hidden", () => !this.ChildrenOfType<OsuDistanceSnapGrid>().Any());
 
-            AddStep("enable distance snap grid", () => InputManager.Key(Key.T));
+            AddStep("enable distance snap grid", () => InputManager.Key(Key.Y));
             AddUntilStep("distance snap grid visible", () => this.ChildrenOfType<OsuDistanceSnapGrid>().Any());
             AddStep("hold alt", () => InputManager.PressKey(Key.AltLeft));
             AddUntilStep("distance snap grid hidden", () => !this.ChildrenOfType<OsuDistanceSnapGrid>().Any());
@@ -70,7 +70,7 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor
         {
             double distanceSnap = double.PositiveInfinity;
 
-            AddStep("enable distance snap grid", () => InputManager.Key(Key.T));
+            AddStep("enable distance snap grid", () => InputManager.Key(Key.Y));
 
             AddStep("select second object", () => EditorBeatmap.SelectedHitObjects.Add(EditorBeatmap.HitObjects.ElementAt(1)));
             AddUntilStep("distance snap grid visible", () => this.ChildrenOfType<OsuDistanceSnapGrid>().Any());
@@ -170,7 +170,7 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor
         [Test]
         public void TestGridSizeToggling()
         {
-            AddStep("enable rectangular grid", () => InputManager.Key(Key.Y));
+            AddStep("enable rectangular grid", () => InputManager.Key(Key.T));
             AddUntilStep("rectangular grid visible", () => this.ChildrenOfType<RectangularPositionSnapGrid>().Any());
             gridSizeIs(4);
 

osu.Game.Rulesets.Osu.Tests/Editor/TestSceneSliderChangeStates.cs

@@ -0,0 +1,47 @@
+// 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.Linq;
+using NUnit.Framework;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
+using osu.Game.Rulesets.Osu.Objects;
+using osu.Game.Tests.Beatmaps;
+using osuTK;
+
+namespace osu.Game.Rulesets.Osu.Tests.Editor
+{
+    public partial class TestSceneSliderChangeStates : TestSceneOsuEditor
+    {
+        protected override IBeatmap CreateBeatmap(RulesetInfo ruleset) => new TestBeatmap(ruleset, false);
+
+        [TestCase(SplineType.Catmull)]
+        [TestCase(SplineType.BSpline)]
+        [TestCase(SplineType.Linear)]
+        [TestCase(SplineType.PerfectCurve)]
+        public void TestSliderRetainsCurveTypes(SplineType splineType)
+        {
+            Slider? slider = null;
+            PathType pathType = new PathType(splineType);
+
+            AddStep("add slider", () => EditorBeatmap.Add(slider = new Slider
+            {
+                StartTime = 500,
+                Path = new SliderPath(new[]
+                {
+                    new PathControlPoint(Vector2.Zero, pathType),
+                    new PathControlPoint(new Vector2(200, 0), pathType),
+                })
+            }));
+            AddAssert("slider has correct spline type", () => ((Slider)EditorBeatmap.HitObjects[0]).Path.ControlPoints.All(p => p.Type == pathType));
+            AddStep("remove object", () => EditorBeatmap.Remove(slider));
+            AddAssert("slider removed", () => EditorBeatmap.HitObjects.Count == 0);
+            addUndoSteps();
+            AddAssert("slider not removed", () => EditorBeatmap.HitObjects.Count == 1);
+            AddAssert("slider has correct spline type", () => ((Slider)EditorBeatmap.HitObjects[0]).Path.ControlPoints.All(p => p.Type == pathType));
+        }
+
+        private void addUndoSteps() => AddStep("undo", () => Editor.Undo());
+    }
+}

osu.Game.Rulesets.Osu.Tests/Editor/TestSceneSliderSelectionBlueprint.cs

@@ -163,6 +163,44 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor
             checkControlPointSelected(1, false);
         }
 
+        [Test]
+        public void TestAdjustLength()
+        {
+            AddStep("move mouse to drag marker", () =>
+            {
+                Vector2 position = slider.Position + slider.Path.PositionAt(1) + new Vector2(60, 0);
+                InputManager.MoveMouseTo(drawableObject.Parent!.ToScreenSpace(position));
+            });
+            AddStep("start drag", () => InputManager.PressButton(MouseButton.Left));
+            AddStep("move mouse to control point 1", () =>
+            {
+                Vector2 position = slider.Position + slider.Path.ControlPoints[1].Position + new Vector2(60, 0);
+                InputManager.MoveMouseTo(drawableObject.Parent!.ToScreenSpace(position));
+            });
+            AddStep("end adjust length", () => InputManager.ReleaseButton(MouseButton.Left));
+            AddAssert("expected distance halved",
+                () => Precision.AlmostEquals(slider.Path.Distance, 172.2, 0.1));
+
+            AddStep("move mouse to drag marker", () =>
+            {
+                Vector2 position = slider.Position + slider.Path.PositionAt(1) + new Vector2(60, 0);
+                InputManager.MoveMouseTo(drawableObject.Parent!.ToScreenSpace(position));
+            });
+            AddStep("start drag", () => InputManager.PressButton(MouseButton.Left));
+            AddStep("move mouse beyond last control point", () =>
+            {
+                Vector2 position = slider.Position + slider.Path.ControlPoints[2].Position + new Vector2(100, 0);
+                InputManager.MoveMouseTo(drawableObject.Parent!.ToScreenSpace(position));
+            });
+            AddStep("end adjust length", () => InputManager.ReleaseButton(MouseButton.Left));
+            AddAssert("expected distance is calculated distance",
+                () => Precision.AlmostEquals(slider.Path.Distance, slider.Path.CalculatedDistance, 0.1));
+
+            moveMouseToControlPoint(1);
+            AddAssert("expected distance is unchanged",
+                () => Precision.AlmostEquals(slider.Path.Distance, slider.Path.CalculatedDistance, 0.1));
+        }
+
         private void moveHitObject()
         {
             AddStep("move hitobject", () =>

osu.Game.Rulesets.Osu.Tests/TestSceneCursorTrail.cs

@@ -88,6 +88,21 @@ namespace osu.Game.Rulesets.Osu.Tests
             AddAssert("trail is disjoint", () => this.ChildrenOfType<LegacyCursorTrail>().Single().DisjointTrail, () => Is.True);
         }
 
+        [Test]
+        public void TestClickExpand()
+        {
+            createTest(() => new Container
+            {
+                RelativeSizeAxes = Axes.Both,
+                Scale = new Vector2(10),
+                Child = new CursorTrail(),
+            });
+
+            AddStep("expand", () => this.ChildrenOfType<CursorTrail>().Single().NewPartScale = new Vector2(3));
+            AddWaitStep("let the cursor trail draw a bit", 5);
+            AddStep("contract", () => this.ChildrenOfType<CursorTrail>().Single().NewPartScale = Vector2.One);
+        }
+
         private void createTest(Func<Drawable> createContent) => AddStep("create trail", () =>
         {
             Clear();

osu.Game.Rulesets.Osu.Tests/TestSceneOsuAnalysisContainer.cs

@@ -0,0 +1,133 @@
+// 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;
+using System.Collections.Generic;
+using System.Linq;
+using NUnit.Framework;
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Testing;
+using osu.Game.Replays;
+using osu.Game.Rulesets.Osu.Configuration;
+using osu.Game.Rulesets.Osu.Replays;
+using osu.Game.Rulesets.Osu.UI;
+using osu.Game.Rulesets.Replays;
+using osu.Game.Tests.Visual;
+using osuTK;
+
+namespace osu.Game.Rulesets.Osu.Tests
+{
+    public partial class TestSceneOsuAnalysisContainer : OsuTestScene
+    {
+        private TestReplayAnalysisOverlay analysisContainer = null!;
+        private ReplayAnalysisSettings settings = null!;
+
+        [Cached]
+        private OsuRulesetConfigManager config = new OsuRulesetConfigManager(null, new OsuRuleset().RulesetInfo);
+
+        [SetUpSteps]
+        public void SetUpSteps()
+        {
+            AddStep("create analysis container", () =>
+            {
+                Children = new Drawable[]
+                {
+                    new OsuPlayfieldAdjustmentContainer
+                    {
+                        Child = analysisContainer = new TestReplayAnalysisOverlay(fabricateReplay()),
+                    },
+                    settings = new ReplayAnalysisSettings(config),
+                };
+
+                settings.ShowClickMarkers.Value = false;
+                settings.ShowAimMarkers.Value = false;
+                settings.ShowCursorPath.Value = false;
+            });
+        }
+
+        [Test]
+        public void TestEverythingOn()
+        {
+            AddStep("enable everything", () =>
+            {
+                settings.ShowClickMarkers.Value = true;
+                settings.ShowAimMarkers.Value = true;
+                settings.ShowCursorPath.Value = true;
+            });
+        }
+
+        [Test]
+        public void TestHitMarkers()
+        {
+            AddStep("enable hit markers", () => settings.ShowClickMarkers.Value = true);
+            AddUntilStep("hit markers visible", () => analysisContainer.HitMarkersVisible);
+            AddStep("disable hit markers", () => settings.ShowClickMarkers.Value = false);
+            AddUntilStep("hit markers not visible", () => !analysisContainer.HitMarkersVisible);
+        }
+
+        [Test]
+        public void TestAimMarker()
+        {
+            AddStep("enable aim markers", () => settings.ShowAimMarkers.Value = true);
+            AddUntilStep("aim markers visible", () => analysisContainer.AimMarkersVisible);
+            AddStep("disable aim markers", () => settings.ShowAimMarkers.Value = false);
+            AddUntilStep("aim markers not visible", () => !analysisContainer.AimMarkersVisible);
+        }
+
+        [Test]
+        public void TestAimLines()
+        {
+            AddStep("enable aim lines", () => settings.ShowCursorPath.Value = true);
+            AddUntilStep("aim lines visible", () => analysisContainer.AimLinesVisible);
+            AddStep("disable aim lines", () => settings.ShowCursorPath.Value = false);
+            AddUntilStep("aim lines not visible", () => !analysisContainer.AimLinesVisible);
+        }
+
+        private Replay fabricateReplay()
+        {
+            var frames = new List<ReplayFrame>();
+            var random = new Random();
+            int posX = 250;
+            int posY = 250;
+
+            var actions = new HashSet<OsuAction>();
+
+            for (int i = 0; i < 1000; i++)
+            {
+                posX = Math.Clamp(posX + random.Next(-20, 21), -100, 600);
+                posY = Math.Clamp(posY + random.Next(-20, 21), -100, 600);
+
+                if (random.NextDouble() > (actions.Count == 0 ? 0.9 : 0.95))
+                {
+                    actions.Add(random.NextDouble() > 0.5 ? OsuAction.LeftButton : OsuAction.RightButton);
+                }
+                else if (random.NextDouble() > 0.7)
+                {
+                    actions.Remove(random.NextDouble() > 0.5 ? OsuAction.LeftButton : OsuAction.RightButton);
+                }
+
+                frames.Add(new OsuReplayFrame
+                {
+                    Time = Time.Current + i * 15,
+                    Position = new Vector2(posX, posY),
+                    Actions = actions.ToList(),
+                });
+            }
+
+            return new Replay { Frames = frames };
+        }
+
+        private partial class TestReplayAnalysisOverlay : ReplayAnalysisOverlay
+        {
+            public TestReplayAnalysisOverlay(Replay replay)
+                : base(replay)
+            {
+            }
+
+            public bool HitMarkersVisible => ClickMarkers?.Alpha > 0 && ClickMarkers.Entries.Any();
+            public bool AimMarkersVisible => FrameMarkers?.Alpha > 0 && FrameMarkers.Entries.Any();
+            public bool AimLinesVisible => CursorPath?.Alpha > 0 && CursorPath.Vertices.Count > 1;
+        }
+    }
+}

osu.Game.Rulesets.Osu/Configuration/OsuRulesetConfigManager.cs

@@ -1,8 +1,6 @@
 // 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.
 
-#nullable disable
-
 using osu.Game.Configuration;
 using osu.Game.Rulesets.Configuration;
 using osu.Game.Rulesets.UI;
@@ -11,7 +9,7 @@ namespace osu.Game.Rulesets.Osu.Configuration
 {
     public class OsuRulesetConfigManager : RulesetConfigManager<OsuRulesetSetting>
     {
-        public OsuRulesetConfigManager(SettingsStore settings, RulesetInfo ruleset, int? variant = null)
+        public OsuRulesetConfigManager(SettingsStore? settings, RulesetInfo ruleset, int? variant = null)
             : base(settings, ruleset, variant)
         {
         }
@@ -24,6 +22,12 @@ namespace osu.Game.Rulesets.Osu.Configuration
             SetDefault(OsuRulesetSetting.ShowCursorTrail, true);
             SetDefault(OsuRulesetSetting.ShowCursorRipples, false);
             SetDefault(OsuRulesetSetting.PlayfieldBorderStyle, PlayfieldBorderStyle.None);
+
+            SetDefault(OsuRulesetSetting.ReplayClickMarkersEnabled, false);
+            SetDefault(OsuRulesetSetting.ReplayFrameMarkersEnabled, false);
+            SetDefault(OsuRulesetSetting.ReplayCursorPathEnabled, false);
+            SetDefault(OsuRulesetSetting.ReplayCursorHideEnabled, false);
+            SetDefault(OsuRulesetSetting.ReplayAnalysisDisplayLength, 800);
         }
     }
 
@@ -34,5 +38,12 @@ namespace osu.Game.Rulesets.Osu.Configuration
         ShowCursorTrail,
         ShowCursorRipples,
         PlayfieldBorderStyle,
+
+        // Replay
+        ReplayClickMarkersEnabled,
+        ReplayFrameMarkersEnabled,
+        ReplayCursorPathEnabled,
+        ReplayCursorHideEnabled,
+        ReplayAnalysisDisplayLength,
     }
 }

osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/Components/PathControlPointPiece.cs

@@ -40,7 +40,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
         public readonly PathControlPoint ControlPoint;
 
         private readonly T hitObject;
-        private readonly Circle circle;
+        private readonly FastCircle circle;
         private readonly Drawable markerRing;
 
         [Resolved]
@@ -62,7 +62,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
 
             InternalChildren = new[]
             {
-                circle = new Circle
+                circle = new FastCircle
                 {
                     Anchor = Anchor.Centre,
                     Origin = Anchor.Centre,

osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/SliderCircleOverlay.cs

@@ -1,7 +1,10 @@
 // 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;
+using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Primitives;
 using osu.Game.Rulesets.Osu.Edit.Blueprints.HitCircles.Components;
 using osu.Game.Rulesets.Osu.Objects;
 
@@ -9,11 +12,28 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
 {
     public partial class SliderCircleOverlay : CompositeDrawable
     {
+        public SliderEndDragMarker? EndDragMarker { get; }
+
+        public RectangleF VisibleQuad
+        {
+            get
+            {
+                var result = CirclePiece.ScreenSpaceDrawQuad.AABBFloat;
+
+                if (endDragMarkerContainer == null) return result;
+
+                var size = result.Size * 1.4f;
+                var location = result.TopLeft - result.Size * 0.2f;
+                return new RectangleF(location, size);
+            }
+        }
+
         protected readonly HitCirclePiece CirclePiece;
 
         private readonly Slider slider;
         private readonly SliderPosition position;
         private readonly HitCircleOverlapMarker? marker;
+        private readonly Container? endDragMarkerContainer;
 
         public SliderCircleOverlay(Slider slider, SliderPosition position)
         {
@@ -24,26 +44,49 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
                 AddInternal(marker = new HitCircleOverlapMarker());
 
             AddInternal(CirclePiece = new HitCirclePiece());
+
+            if (position == SliderPosition.End)
+            {
+                AddInternal(endDragMarkerContainer = new Container
+                {
+                    AutoSizeAxes = Axes.Both,
+                    Anchor = Anchor.CentreLeft,
+                    Origin = Anchor.CentreLeft,
+                    Padding = new MarginPadding(-2.5f),
+                    Child = EndDragMarker = new SliderEndDragMarker()
+                });
+            }
         }
 
         protected override void Update()
         {
             base.Update();
 
-            var circle = position == SliderPosition.Start ? (HitCircle)slider.HeadCircle : slider.TailCircle;
+            var circle = position == SliderPosition.Start ? (HitCircle)slider.HeadCircle :
+                slider.RepeatCount % 2 == 0 ? slider.TailCircle : slider.LastRepeat!;
 
             CirclePiece.UpdateFrom(circle);
             marker?.UpdateFrom(circle);
+
+            if (endDragMarkerContainer != null)
+            {
+                endDragMarkerContainer.Position = circle.Position;
+                endDragMarkerContainer.Scale = CirclePiece.Scale * 1.2f;
+                var diff = slider.Path.PositionAt(1) - slider.Path.PositionAt(0.99f);
+                endDragMarkerContainer.Rotation = float.RadiansToDegrees(MathF.Atan2(diff.Y, diff.X));
+            }
         }
 
         public override void Hide()
         {
             CirclePiece.Hide();
+            endDragMarkerContainer?.Hide();
         }
 
         public override void Show()
         {
             CirclePiece.Show();
+            endDragMarkerContainer?.Show();
         }
     }
 }

osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/SliderEndDragMarker.cs

@@ -0,0 +1,84 @@
+// 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;
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Lines;
+using osu.Framework.Input.Events;
+using osu.Framework.Utils;
+using osu.Game.Graphics;
+using osu.Game.Rulesets.Osu.Objects;
+using osuTK;
+
+namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
+{
+    public partial class SliderEndDragMarker : SmoothPath
+    {
+        public Action<DragStartEvent>? StartDrag { get; set; }
+        public Action<DragEvent>? Drag { get; set; }
+        public Action? EndDrag { get; set; }
+
+        [Resolved]
+        private OsuColour colours { get; set; } = null!;
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            var path = PathApproximator.CircularArcToPiecewiseLinear([
+                new Vector2(0, OsuHitObject.OBJECT_RADIUS),
+                new Vector2(OsuHitObject.OBJECT_RADIUS, 0),
+                new Vector2(0, -OsuHitObject.OBJECT_RADIUS)
+            ]);
+
+            Anchor = Anchor.CentreLeft;
+            Origin = Anchor.CentreLeft;
+            PathRadius = 5;
+            Vertices = path;
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+            updateState();
+        }
+
+        protected override bool OnHover(HoverEvent e)
+        {
+            updateState();
+            return true;
+        }
+
+        protected override void OnHoverLost(HoverLostEvent e)
+        {
+            updateState();
+            base.OnHoverLost(e);
+        }
+
+        protected override bool OnDragStart(DragStartEvent e)
+        {
+            updateState();
+            StartDrag?.Invoke(e);
+            return true;
+        }
+
+        protected override void OnDrag(DragEvent e)
+        {
+            updateState();
+            base.OnDrag(e);
+            Drag?.Invoke(e);
+        }
+
+        protected override void OnDragEnd(DragEndEvent e)
+        {
+            updateState();
+            EndDrag?.Invoke();
+            base.OnDragEnd(e);
+        }
+
+        private void updateState()
+        {
+            Colour = IsHovered || IsDragged ? colours.Red : colours.Yellow;
+        }
+    }
+}

osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/SliderPlacementBlueprint.cs

@@ -1,13 +1,9 @@
 // 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.
 
-#nullable disable
-
 using System;
 using System.Collections.Generic;
-using System.Diagnostics;
 using System.Linq;
-using JetBrains.Annotations;
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Input;
@@ -29,30 +25,29 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
     {
         public new Slider HitObject => (Slider)base.HitObject;
 
-        private SliderBodyPiece bodyPiece;
-        private HitCirclePiece headCirclePiece;
-        private HitCirclePiece tailCirclePiece;
-        private PathControlPointVisualiser<Slider> controlPointVisualiser;
+        private SliderBodyPiece bodyPiece = null!;
+        private HitCirclePiece headCirclePiece = null!;
+        private HitCirclePiece tailCirclePiece = null!;
+        private PathControlPointVisualiser<Slider> controlPointVisualiser = null!;
 
-        private InputManager inputManager;
+        private InputManager inputManager = null!;
+
+        private PathControlPoint? cursor;
 
         private SliderPlacementState state;
         private PathControlPoint segmentStart;
-        private PathControlPoint cursor;
+
         private int currentSegmentLength;
         private bool usingCustomSegmentType;
 
-        [Resolved(CanBeNull = true)]
-        [CanBeNull]
-        private IPositionSnapProvider positionSnapProvider { get; set; }
+        [Resolved]
+        private IPositionSnapProvider? positionSnapProvider { get; set; }
 
-        [Resolved(CanBeNull = true)]
-        [CanBeNull]
-        private IDistanceSnapProvider distanceSnapProvider { get; set; }
+        [Resolved]
+        private IDistanceSnapProvider? distanceSnapProvider { get; set; }
 
-        [Resolved(CanBeNull = true)]
-        [CanBeNull]
-        private FreehandSliderToolboxGroup freehandToolboxGroup { get; set; }
+        [Resolved]
+        private FreehandSliderToolboxGroup? freehandToolboxGroup { get; set; }
 
         private readonly IncrementalBSplineBuilder bSplineBuilder = new IncrementalBSplineBuilder { Degree = 4 };
 
@@ -84,7 +79,8 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
         protected override void LoadComplete()
         {
             base.LoadComplete();
-            inputManager = GetContainingInputManager();
+
+            inputManager = GetContainingInputManager()!;
 
             if (freehandToolboxGroup != null)
             {
@@ -108,7 +104,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
         }
 
         [Resolved]
-        private EditorBeatmap editorBeatmap { get; set; }
+        private EditorBeatmap editorBeatmap { get; set; } = null!;
 
         public override void UpdateTimeAndPosition(SnapResult result)
         {
@@ -151,7 +147,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
                 case SliderPlacementState.ControlPoints:
                     if (canPlaceNewControlPoint(out var lastPoint))
                         placeNewControlPoint();
-                    else
+                    else if (lastPoint != null)
                         beginNewSegment(lastPoint);
 
                     break;
@@ -162,9 +158,6 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
 
         private void beginNewSegment(PathControlPoint lastPoint)
         {
-            // Transform the last point into a new segment.
-            Debug.Assert(lastPoint != null);
-
             segmentStart = lastPoint;
             segmentStart.Type = PathType.LINEAR;
 
@@ -359,8 +352,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
                 }
 
                 // Update the cursor position.
-                var result = positionSnapProvider?.FindSnappedPositionAndTime(inputManager.CurrentState.Mouse.Position, state == SliderPlacementState.ControlPoints ? SnapType.GlobalGrids : SnapType.All);
-                cursor.Position = ToLocalSpace(result?.ScreenSpacePosition ?? inputManager.CurrentState.Mouse.Position) - HitObject.Position;
+                cursor.Position = getCursorPosition();
             }
             else if (cursor != null)
             {
@@ -374,19 +366,27 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
             }
         }
 
+        private Vector2 getCursorPosition()
+        {
+            var result = positionSnapProvider?.FindSnappedPositionAndTime(inputManager.CurrentState.Mouse.Position, state == SliderPlacementState.ControlPoints ? SnapType.GlobalGrids : SnapType.All);
+            return ToLocalSpace(result?.ScreenSpacePosition ?? inputManager.CurrentState.Mouse.Position) - HitObject.Position;
+        }
+
         /// <summary>
         /// Whether a new control point can be placed at the current mouse position.
         /// </summary>
         /// <param name="lastPoint">The last-placed control point. May be null, but is not null if <c>false</c> is returned.</param>
         /// <returns>Whether a new control point can be placed at the current position.</returns>
-        private bool canPlaceNewControlPoint([CanBeNull] out PathControlPoint lastPoint)
+        private bool canPlaceNewControlPoint(out PathControlPoint? lastPoint)
         {
             // We cannot rely on the ordering of drawable pieces, so find the respective drawable piece by searching for the last non-cursor control point.
             var last = HitObject.Path.ControlPoints.LastOrDefault(p => p != cursor);
             var lastPiece = controlPointVisualiser.Pieces.Single(p => p.ControlPoint == last);
 
             lastPoint = last;
-            return lastPiece.IsHovered != true;
+            // We may only place a new control point if the cursor is not overlapping with the last control point.
+            // If snapping is enabled, the cursor may not hover the last piece while still placing the control point at the same position.
+            return !lastPiece.IsHovered && (last is null || Vector2.DistanceSquared(last.Position, getCursorPosition()) > 1f);
         }
 
         private void placeNewControlPoint()
@@ -429,7 +429,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
                 // Replace this segment with a circular arc if it is a reasonable substitute.
                 var circleArcSegment = tryCircleArc(segment);
 
-                if (circleArcSegment is not null)
+                if (circleArcSegment != null)
                 {
                     HitObject.Path.ControlPoints.Add(new PathControlPoint(circleArcSegment[0], PathType.PERFECT_CURVE));
                     HitObject.Path.ControlPoints.Add(new PathControlPoint(circleArcSegment[1]));
@@ -446,7 +446,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
             }
         }
 
-        private Vector2[] tryCircleArc(List<Vector2> segment)
+        private Vector2[]? tryCircleArc(List<Vector2> segment)
         {
             if (segment.Count < 3 || freehandToolboxGroup?.CircleThreshold.Value == 0) return null;
 

osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/SliderSelectionBlueprint.cs

@@ -1,13 +1,13 @@
 // 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.
 
-#nullable disable
-
+using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
-using JetBrains.Annotations;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
+using osu.Framework.Caching;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Primitives;
 using osu.Framework.Graphics.UserInterface;
@@ -33,27 +33,28 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
     {
         protected new DrawableSlider DrawableObject => (DrawableSlider)base.DrawableObject;
 
-        protected SliderBodyPiece BodyPiece { get; private set; }
-        protected SliderCircleOverlay HeadOverlay { get; private set; }
-        protected SliderCircleOverlay TailOverlay { get; private set; }
+        protected SliderBodyPiece BodyPiece { get; private set; } = null!;
+        protected SliderCircleOverlay HeadOverlay { get; private set; } = null!;
+        protected SliderCircleOverlay TailOverlay { get; private set; } = null!;
 
-        [CanBeNull]
-        protected PathControlPointVisualiser<Slider> ControlPointVisualiser { get; private set; }
+        protected PathControlPointVisualiser<Slider>? ControlPointVisualiser { get; private set; }
 
-        [Resolved(CanBeNull = true)]
-        private IDistanceSnapProvider distanceSnapProvider { get; set; }
+        [Resolved]
+        private IDistanceSnapProvider? distanceSnapProvider { get; set; }
 
-        [Resolved(CanBeNull = true)]
-        private IPlacementHandler placementHandler { get; set; }
+        [Resolved]
+        private IPlacementHandler? placementHandler { get; set; }
 
-        [Resolved(CanBeNull = true)]
-        private EditorBeatmap editorBeatmap { get; set; }
+        [Resolved]
+        private EditorBeatmap? editorBeatmap { get; set; }
 
-        [Resolved(CanBeNull = true)]
-        private IEditorChangeHandler changeHandler { get; set; }
+        [Resolved]
+        private IEditorChangeHandler? changeHandler { get; set; }
 
-        [Resolved(CanBeNull = true)]
-        private BindableBeatDivisor beatDivisor { get; set; }
+        [Resolved]
+        private BindableBeatDivisor? beatDivisor { get; set; }
+
+        private PathControlPoint? placementControlPoint;
 
         public override Quad SelectionQuad
         {
@@ -61,6 +62,9 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
             {
                 var result = BodyPiece.ScreenSpaceDrawQuad.AABBFloat;
 
+                result = RectangleF.Union(result, HeadOverlay.VisibleQuad);
+                result = RectangleF.Union(result, TailOverlay.VisibleQuad);
+
                 if (ControlPointVisualiser != null)
                 {
                     foreach (var piece in ControlPointVisualiser.Pieces)
@@ -76,6 +80,11 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
         private readonly BindableList<HitObject> selectedObjects = new BindableList<HitObject>();
         private readonly Bindable<bool> showHitMarkers = new Bindable<bool>();
 
+        // Cached slider path which ignored the expected distance value.
+        private readonly Cached<SliderPath> fullPathCache = new Cached<SliderPath>();
+
+        private Vector2 lastRightClickPosition;
+
         public SliderSelectionBlueprint(Slider slider)
             : base(slider)
         {
@@ -91,6 +100,13 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
                 TailOverlay = CreateCircleOverlay(HitObject, SliderPosition.End),
             };
 
+            // tail will always have a non-null end drag marker.
+            Debug.Assert(TailOverlay.EndDragMarker != null);
+
+            TailOverlay.EndDragMarker.StartDrag += startAdjustingLength;
+            TailOverlay.EndDragMarker.Drag += adjustLength;
+            TailOverlay.EndDragMarker.EndDrag += endAdjustLength;
+
             config.BindWith(OsuSetting.EditorShowHitMarkers, showHitMarkers);
         }
 
@@ -99,6 +115,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
             base.LoadComplete();
 
             controlPoints.BindTo(HitObject.Path.ControlPoints);
+            controlPoints.CollectionChanged += (_, _) => fullPathCache.Invalidate();
 
             pathVersion.BindTo(HitObject.Path.Version);
             pathVersion.BindValueChanged(_ => editorBeatmap?.Update(HitObject));
@@ -123,7 +140,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
                 return false;
 
             hoveredControlPoint.IsSelected.Value = true;
-            ControlPointVisualiser.DeleteSelected();
+            ControlPointVisualiser?.DeleteSelected();
             return true;
         }
 
@@ -141,7 +158,6 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
         protected override bool OnHover(HoverEvent e)
         {
             updateVisualDefinition();
-
             return base.OnHover(e);
         }
 
@@ -186,17 +202,16 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
             }
         }
 
-        private Vector2 rightClickPosition;
-
         protected override bool OnMouseDown(MouseDownEvent e)
         {
             switch (e.Button)
             {
                 case MouseButton.Right:
-                    rightClickPosition = e.MouseDownPosition;
+                    lastRightClickPosition = e.MouseDownPosition;
                     return false; // Allow right click to be handled by context menu
 
                 case MouseButton.Left:
+
                     // If there's more than two objects selected, ctrl+click should deselect
                     if (e.ControlPressed && IsSelected && selectedObjects.Count < 2)
                     {
@@ -212,8 +227,134 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
             return false;
         }
 
-        [CanBeNull]
-        private PathControlPoint placementControlPoint;
+        #region Length Adjustment (independent of path nodes)
+
+        private Vector2 lengthAdjustMouseOffset;
+        private double oldDuration;
+        private double oldVelocityMultiplier;
+        private double desiredDistance;
+        private bool isAdjustingLength;
+        private bool adjustVelocityMomentary;
+
+        private void startAdjustingLength(DragStartEvent e)
+        {
+            isAdjustingLength = true;
+            adjustVelocityMomentary = e.ShiftPressed;
+            lengthAdjustMouseOffset = ToLocalSpace(e.ScreenSpaceMouseDownPosition) - HitObject.Position - HitObject.Path.PositionAt(1);
+            oldDuration = HitObject.Path.Distance / HitObject.SliderVelocityMultiplier;
+            oldVelocityMultiplier = HitObject.SliderVelocityMultiplier;
+            changeHandler?.BeginChange();
+        }
+
+        private void endAdjustLength()
+        {
+            trimExcessControlPoints(HitObject.Path);
+            changeHandler?.EndChange();
+            isAdjustingLength = false;
+        }
+
+        private void adjustLength(MouseEvent e) => adjustLength(findClosestPathDistance(e), e.ShiftPressed);
+
+        private void adjustLength(double proposedDistance, bool adjustVelocity)
+        {
+            desiredDistance = proposedDistance;
+            double proposedVelocity = oldVelocityMultiplier;
+
+            if (adjustVelocity)
+            {
+                proposedVelocity = proposedDistance / oldDuration;
+                proposedDistance = MathHelper.Clamp(proposedDistance, 0.1 * oldDuration, 10 * oldDuration);
+            }
+            else
+            {
+                double minDistance = distanceSnapProvider?.GetBeatSnapDistanceAt(HitObject, false) * oldVelocityMultiplier ?? 1;
+                // Add a small amount to the proposed distance to make it easier to snap to the full length of the slider.
+                proposedDistance = distanceSnapProvider?.FindSnappedDistance(HitObject, (float)proposedDistance + 1) ?? proposedDistance;
+                proposedDistance = MathHelper.Clamp(proposedDistance, minDistance, HitObject.Path.CalculatedDistance);
+            }
+
+            if (Precision.AlmostEquals(proposedDistance, HitObject.Path.Distance) && Precision.AlmostEquals(proposedVelocity, HitObject.SliderVelocityMultiplier))
+                return;
+
+            HitObject.SliderVelocityMultiplier = proposedVelocity;
+            HitObject.Path.ExpectedDistance.Value = proposedDistance;
+            editorBeatmap?.Update(HitObject);
+        }
+
+        /// <summary>
+        /// Trims control points from the end of the slider path which are not required to reach the expected end of the slider.
+        /// </summary>
+        /// <param name="sliderPath">The slider path to trim control points of.</param>
+        private void trimExcessControlPoints(SliderPath sliderPath)
+        {
+            if (!sliderPath.ExpectedDistance.Value.HasValue)
+                return;
+
+            double[] segmentEnds = sliderPath.GetSegmentEnds().ToArray();
+            int segmentIndex = 0;
+
+            for (int i = 1; i < sliderPath.ControlPoints.Count - 1; i++)
+            {
+                if (!sliderPath.ControlPoints[i].Type.HasValue) continue;
+
+                if (Precision.AlmostBigger(segmentEnds[segmentIndex], 1, 1E-3))
+                {
+                    sliderPath.ControlPoints.RemoveRange(i + 1, sliderPath.ControlPoints.Count - i - 1);
+                    sliderPath.ControlPoints[^1].Type = null;
+                    break;
+                }
+
+                segmentIndex++;
+            }
+        }
+
+        /// <summary>
+        /// Finds the expected distance value for which the slider end is closest to the mouse position.
+        /// </summary>
+        private double findClosestPathDistance(MouseEvent e)
+        {
+            const double step1 = 10;
+            const double step2 = 0.1;
+            const double longer_distance_bias = 0.01;
+
+            var desiredPosition = ToLocalSpace(e.ScreenSpaceMousePosition) - HitObject.Position - lengthAdjustMouseOffset;
+
+            if (!fullPathCache.IsValid)
+                fullPathCache.Value = new SliderPath(HitObject.Path.ControlPoints.ToArray());
+
+            // Do a linear search to find the closest point on the path to the mouse position.
+            double bestValue = 0;
+            double minDistance = double.MaxValue;
+
+            for (double d = 0; d <= fullPathCache.Value.CalculatedDistance; d += step1)
+            {
+                double t = d / fullPathCache.Value.CalculatedDistance;
+                double dist = Vector2.Distance(fullPathCache.Value.PositionAt(t), desiredPosition) - d * longer_distance_bias;
+
+                if (dist >= minDistance) continue;
+
+                minDistance = dist;
+                bestValue = d;
+            }
+
+            // Do another linear search to fine-tune the result.
+            double maxValue = Math.Min(bestValue + step1, fullPathCache.Value.CalculatedDistance);
+
+            for (double d = bestValue - step1; d <= maxValue; d += step2)
+            {
+                double t = d / fullPathCache.Value.CalculatedDistance;
+                double dist = Vector2.Distance(fullPathCache.Value.PositionAt(t), desiredPosition) - d * longer_distance_bias;
+
+                if (dist >= minDistance) continue;
+
+                minDistance = dist;
+                bestValue = d;
+            }
+
+            return bestValue;
+        }
+
+        #endregion
 
         protected override bool OnDragStart(DragStartEvent e)
         {
@@ -255,9 +396,24 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
                 return true;
             }
 
+            if (isAdjustingLength && e.ShiftPressed != adjustVelocityMomentary)
+            {
+                adjustVelocityMomentary = e.ShiftPressed;
+                adjustLength(desiredDistance, adjustVelocityMomentary);
+                return true;
+            }
+
             return false;
         }
 
+        protected override void OnKeyUp(KeyUpEvent e)
+        {
+            if (!IsSelected || !isAdjustingLength || e.ShiftPressed == adjustVelocityMomentary) return;
+
+            adjustVelocityMomentary = e.ShiftPressed;
+            adjustLength(desiredDistance, adjustVelocityMomentary);
+        }
+
         private PathControlPoint addControlPoint(Vector2 position)
         {
             position -= HitObject.Position;
@@ -326,6 +482,9 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
 
         private void splitControlPoints(List<PathControlPoint> controlPointsToSplitAt)
         {
+            if (editorBeatmap == null)
+                return;
+
             // Arbitrary gap in milliseconds to put between split slider pieces
             const double split_gap = 100;
 
@@ -432,7 +591,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
             new OsuMenuItem("Add control point", MenuItemType.Standard, () =>
             {
                 changeHandler?.BeginChange();
-                addControlPoint(rightClickPosition);
+                addControlPoint(lastRightClickPosition);
                 changeHandler?.EndChange();
             }),
             new OsuMenuItem("Convert to stream", MenuItemType.Destructive, convertToStream),

osu.Game.Rulesets.Osu/Edit/GenerateToolboxGroup.cs

@@ -0,0 +1,54 @@
+// 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;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Sprites;
+using osu.Framework.Input.Events;
+using osu.Game.Rulesets.Edit;
+using osu.Game.Screens.Edit.Components;
+using osuTK;
+using osuTK.Input;
+
+namespace osu.Game.Rulesets.Osu.Edit
+{
+    public partial class GenerateToolboxGroup : EditorToolboxGroup
+    {
+        private readonly EditorToolButton polygonButton;
+
+        public GenerateToolboxGroup()
+            : base("Generate")
+        {
+            Child = new FillFlowContainer
+            {
+                RelativeSizeAxes = Axes.X,
+                AutoSizeAxes = Axes.Y,
+                Spacing = new Vector2(5),
+                Children = new Drawable[]
+                {
+                    polygonButton = new EditorToolButton("Polygon",
+                        () => new SpriteIcon { Icon = FontAwesome.Solid.Spinner },
+                        () => new PolygonGenerationPopover()),
+                }
+            };
+        }
+
+        protected override bool OnKeyDown(KeyDownEvent e)
+        {
+            if (e.Repeat) return false;
+
+            switch (e.Key)
+            {
+                case Key.D:
+                    if (!e.ControlPressed || !e.ShiftPressed)
+                        return false;
+
+                    polygonButton.TriggerClick();
+                    return true;
+
+                default:
+                    return false;
+            }
+        }
+    }
+}

osu.Game.Rulesets.Osu/Edit/OsuHitObjectComposer.cs

@@ -54,24 +54,21 @@ namespace osu.Game.Rulesets.Osu.Edit
 
         protected override IEnumerable<TernaryButton> CreateTernaryButtons()
             => base.CreateTernaryButtons()
-                   .Concat(DistanceSnapProvider.CreateTernaryButtons())
-                   .Concat(new[]
-                   {
-                       new TernaryButton(rectangularGridSnapToggle, "Grid Snap", () => new SpriteIcon { Icon = OsuIcon.EditorGridSnap })
-                   });
+                   .Append(new TernaryButton(rectangularGridSnapToggle, "Grid Snap", () => new SpriteIcon { Icon = OsuIcon.EditorGridSnap }))
+                   .Concat(DistanceSnapProvider.CreateTernaryButtons());
 
         private BindableList<HitObject> selectedHitObjects;
 
         private Bindable<HitObject> placementObject;
 
         [Cached(typeof(IDistanceSnapProvider))]
-        protected readonly OsuDistanceSnapProvider DistanceSnapProvider = new OsuDistanceSnapProvider();
+        public readonly OsuDistanceSnapProvider DistanceSnapProvider = new OsuDistanceSnapProvider();
 
         [Cached]
         protected readonly OsuGridToolboxGroup OsuGridToolboxGroup = new OsuGridToolboxGroup();
 
         [Cached]
-        protected readonly FreehandSliderToolboxGroup FreehandlSliderToolboxGroup = new FreehandSliderToolboxGroup();
+        protected readonly FreehandSliderToolboxGroup FreehandSliderToolboxGroup = new FreehandSliderToolboxGroup();
 
         [BackgroundDependencyLoader]
         private void load()
@@ -110,7 +107,8 @@ namespace osu.Game.Rulesets.Osu.Edit
                         RotationHandler = BlueprintContainer.SelectionHandler.RotationHandler,
                         ScaleHandler = (OsuSelectionScaleHandler)BlueprintContainer.SelectionHandler.ScaleHandler,
                     },
-                    FreehandlSliderToolboxGroup
+                    new GenerateToolboxGroup(),
+                    FreehandSliderToolboxGroup
                 }
             );
         }

osu.Game.Rulesets.Osu/Edit/PolygonGenerationPopover.cs

@@ -0,0 +1,193 @@
+// 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;
+using System.Collections.Generic;
+using System.Linq;
+using osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Game.Beatmaps.ControlPoints;
+using osu.Game.Graphics.UserInterface;
+using osu.Game.Graphics.UserInterfaceV2;
+using osu.Game.Rulesets.Edit;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Legacy;
+using osu.Game.Rulesets.Objects.Types;
+using osu.Game.Rulesets.Osu.Objects;
+using osu.Game.Rulesets.Osu.UI;
+using osu.Game.Screens.Edit;
+using osu.Game.Screens.Edit.Compose.Components;
+using osuTK;
+
+namespace osu.Game.Rulesets.Osu.Edit
+{
+    public partial class PolygonGenerationPopover : OsuPopover
+    {
+        private SliderWithTextBoxInput<double> distanceSnapInput = null!;
+        private SliderWithTextBoxInput<int> offsetAngleInput = null!;
+        private SliderWithTextBoxInput<int> repeatCountInput = null!;
+        private SliderWithTextBoxInput<int> pointInput = null!;
+        private RoundedButton commitButton = null!;
+
+        private readonly List<HitCircle> insertedCircles = new List<HitCircle>();
+        private bool began;
+        private bool committed;
+
+        [Resolved]
+        private IBeatSnapProvider beatSnapProvider { get; set; } = null!;
+
+        [Resolved]
+        private EditorClock editorClock { get; set; } = null!;
+
+        [Resolved]
+        private EditorBeatmap editorBeatmap { get; set; } = null!;
+
+        [Resolved]
+        private IEditorChangeHandler? changeHandler { get; set; }
+
+        [Resolved]
+        private HitObjectComposer composer { get; set; } = null!;
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            Child = new FillFlowContainer
+            {
+                Width = 220,
+                AutoSizeAxes = Axes.Y,
+                Spacing = new Vector2(20),
+                Children = new Drawable[]
+                {
+                    distanceSnapInput = new SliderWithTextBoxInput<double>("Distance snap:")
+                    {
+                        Current = new BindableNumber<double>(1)
+                        {
+                            MinValue = 0.1,
+                            MaxValue = 6,
+                            Precision = 0.1,
+                            Value = ((OsuHitObjectComposer)composer).DistanceSnapProvider.DistanceSpacingMultiplier.Value,
+                        },
+                        Instantaneous = true
+                    },
+                    offsetAngleInput = new SliderWithTextBoxInput<int>("Offset angle:")
+                    {
+                        Current = new BindableNumber<int>
+                        {
+                            MinValue = 0,
+                            MaxValue = 180,
+                            Precision = 1
+                        },
+                        Instantaneous = true
+                    },
+                    repeatCountInput = new SliderWithTextBoxInput<int>("Repeats:")
+                    {
+                        Current = new BindableNumber<int>(1)
+                        {
+                            MinValue = 1,
+                            MaxValue = 10,
+                            Precision = 1
+                        },
+                        Instantaneous = true
+                    },
+                    pointInput = new SliderWithTextBoxInput<int>("Vertices:")
+                    {
+                        Current = new BindableNumber<int>(3)
+                        {
+                            MinValue = 3,
+                            MaxValue = 10,
+                            Precision = 1,
+                        },
+                        Instantaneous = true
+                    },
+                    commitButton = new RoundedButton
+                    {
+                        RelativeSizeAxes = Axes.X,
+                        Text = "Create",
+                        Action = commit
+                    }
+                }
+            };
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            changeHandler?.BeginChange();
+            began = true;
+
+            distanceSnapInput.Current.BindValueChanged(_ => tryCreatePolygon());
+            offsetAngleInput.Current.BindValueChanged(_ => tryCreatePolygon());
+            repeatCountInput.Current.BindValueChanged(_ => tryCreatePolygon());
+            pointInput.Current.BindValueChanged(_ => tryCreatePolygon());
+            tryCreatePolygon();
+        }
+
+        private void tryCreatePolygon()
+        {
+            double startTime = beatSnapProvider.SnapTime(editorClock.CurrentTime);
+            TimingControlPoint timingPoint = editorBeatmap.ControlPointInfo.TimingPointAt(startTime);
+            double timeSpacing = timingPoint.BeatLength / editorBeatmap.BeatDivisor;
+            IHasSliderVelocity lastWithSliderVelocity = editorBeatmap.HitObjects.Where(ho => ho.GetEndTime() <= startTime).OfType<IHasSliderVelocity>().LastOrDefault() ?? new Slider();
+            double velocity = OsuHitObject.BASE_SCORING_DISTANCE * editorBeatmap.Difficulty.SliderMultiplier
+                              / LegacyRulesetExtensions.GetPrecisionAdjustedBeatLength(lastWithSliderVelocity, timingPoint, OsuRuleset.SHORT_NAME);
+            double length = distanceSnapInput.Current.Value * velocity * timeSpacing;
+            float polygonRadius = (float)(length / (2 * Math.Sin(double.Pi / pointInput.Current.Value)));
+
+            editorBeatmap.RemoveRange(insertedCircles);
+            insertedCircles.Clear();
+
+            var selectionHandler = (EditorSelectionHandler)composer.BlueprintContainer.SelectionHandler;
+            bool first = true;
+
+            for (int i = 1; i <= pointInput.Current.Value * repeatCountInput.Current.Value; ++i)
+            {
+                float angle = float.DegreesToRadians(offsetAngleInput.Current.Value) + i * (2 * float.Pi / pointInput.Current.Value);
+                var position = OsuPlayfield.BASE_SIZE / 2 + new Vector2(polygonRadius * float.Cos(angle), polygonRadius * float.Sin(angle));
+
+                var circle = new HitCircle
+                {
+                    Position = position,
+                    StartTime = startTime,
+                    NewCombo = first && selectionHandler.SelectionNewComboState.Value == TernaryState.True,
+                };
+                // TODO: probably ensure samples also follow current ternary status (not trivial)
+                circle.Samples.Add(circle.CreateHitSampleInfo());
+
+                if (position.X < 0 || position.Y < 0 || position.X > OsuPlayfield.BASE_SIZE.X || position.Y > OsuPlayfield.BASE_SIZE.Y)
+                {
+                    commitButton.Enabled.Value = false;
+                    return;
+                }
+
+                insertedCircles.Add(circle);
+                startTime = beatSnapProvider.SnapTime(startTime + timeSpacing);
+
+                first = false;
+            }
+
+            editorBeatmap.AddRange(insertedCircles);
+            commitButton.Enabled.Value = true;
+        }
+
+        private void commit()
+        {
+            changeHandler?.EndChange();
+            committed = true;
+            Hide();
+        }
+
+        protected override void PopOut()
+        {
+            base.PopOut();
+
+            if (began && !committed)
+            {
+                editorBeatmap.RemoveRange(insertedCircles);
+                changeHandler?.EndChange();
+            }
+        }
+    }
+}

osu.Game.Rulesets.Osu/Objects/Slider.cs

@@ -9,6 +9,7 @@ using System.Collections.Generic;
 using osu.Game.Rulesets.Objects;
 using System.Linq;
 using System.Threading;
+using JetBrains.Annotations;
 using Newtonsoft.Json;
 using osu.Framework.Bindables;
 using osu.Framework.Caching;
@@ -162,6 +163,10 @@ namespace osu.Game.Rulesets.Osu.Objects
         [JsonIgnore]
         public SliderTailCircle TailCircle { get; protected set; }
 
+        [JsonIgnore]
+        [CanBeNull]
+        public SliderRepeat LastRepeat { get; protected set; }
+
         public Slider()
         {
             SamplesBindable.CollectionChanged += (_, _) => UpdateNestedSamples();
@@ -225,7 +230,7 @@ namespace osu.Game.Rulesets.Osu.Objects
                         break;
 
                     case SliderEventType.Repeat:
-                        AddNested(new SliderRepeat(this)
+                        AddNested(LastRepeat = new SliderRepeat(this)
                         {
                             RepeatIndex = e.SpanIndex,
                             StartTime = StartTime + (e.SpanIndex + 1) * SpanDuration,
@@ -248,6 +253,9 @@ namespace osu.Game.Rulesets.Osu.Objects
 
             if (TailCircle != null)
                 TailCircle.Position = EndPosition;
+
+            if (LastRepeat != null)
+                LastRepeat.Position = RepeatCount % 2 == 0 ? Position : Position + Path.PositionAt(1);
         }
 
         protected void UpdateNestedSamples()

osu.Game.Rulesets.Osu/OsuRuleset.cs

@@ -359,5 +359,7 @@ namespace osu.Game.Rulesets.Osu
 
             return adjustedDifficulty;
         }
+
+        public override bool EditorShowScrollSpeed => false;
     }
 }

osu.Game.Rulesets.Osu/OsuSkinComponentLookup.cs

@@ -5,7 +5,7 @@ using osu.Game.Skinning;
 
 namespace osu.Game.Rulesets.Osu
 {
-    public class OsuSkinComponentLookup : GameplaySkinComponentLookup<OsuSkinComponents>
+    public class OsuSkinComponentLookup : SkinComponentLookup<OsuSkinComponents>
     {
         public OsuSkinComponentLookup(OsuSkinComponents component)
             : base(component)

osu.Game.Rulesets.Osu/Skinning/Argon/OsuArgonSkinTransformer.cs

@@ -18,7 +18,7 @@ namespace osu.Game.Rulesets.Osu.Skinning.Argon
         {
             switch (lookup)
             {
-                case GameplaySkinComponentLookup<HitResult> resultComponent:
+                case SkinComponentLookup<HitResult> resultComponent:
                     HitResult result = resultComponent.Component;
 
                     // This should eventually be moved to a skin setting, when supported.

osu.Game.Rulesets.Osu/Skinning/Default/OsuTrianglesSkinTransformer.cs

@@ -18,7 +18,7 @@ namespace osu.Game.Rulesets.Osu.Skinning.Default
         {
             switch (lookup)
             {
-                case GameplaySkinComponentLookup<HitResult> resultComponent:
+                case SkinComponentLookup<HitResult> resultComponent:
                     HitResult result = resultComponent.Component;
 
                     switch (result)

osu.Game.Rulesets.Osu/Skinning/Legacy/OsuLegacySkinTransformer.cs

@@ -44,23 +44,19 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
         {
             switch (lookup)
             {
-                case SkinComponentsContainerLookup containerLookup:
+                case GlobalSkinnableContainerLookup containerLookup:
                     // Only handle per ruleset defaults here.
                     if (containerLookup.Ruleset == null)
                         return base.GetDrawableComponent(lookup);
 
-                    // Skin has configuration.
-                    if (base.GetDrawableComponent(lookup) is UserConfiguredLayoutContainer d)
-                        return d;
-
                     // we don't have enough assets to display these components (this is especially the case on a "beatmap" skin).
                     if (!IsProvidingLegacyResources)
                         return null;
 
                     // Our own ruleset components default.
-                    switch (containerLookup.Target)
+                    switch (containerLookup.Lookup)
                     {
-                        case SkinComponentsContainerLookup.TargetArea.MainHUDComponents:
+                        case GlobalSkinnableContainers.MainHUDComponents:
                             return new DefaultSkinComponentsContainer(container =>
                             {
                                 var keyCounter = container.OfType<LegacyKeyCounterDisplay>().FirstOrDefault();
@@ -69,10 +65,8 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
                                 {
                                     // set the anchor to top right so that it won't squash to the return button to the top
                                     keyCounter.Anchor = Anchor.CentreRight;
-                                    keyCounter.Origin = Anchor.CentreRight;
-                                    keyCounter.X = 0;
-                                    // 340px is the default height inherit from stable
-                                    keyCounter.Y = container.ToLocalSpace(new Vector2(0, container.ScreenSpaceDrawQuad.Centre.Y - 340f)).Y;
+                                    keyCounter.Origin = Anchor.TopRight;
+                                    keyCounter.Position = new Vector2(0, -40) * 1.6f;
                                 }
 
                                 var combo = container.OfType<LegacyDefaultComboCounter>().FirstOrDefault();

osu.Game.Rulesets.Osu/UI/Cursor/CursorTrail.cs

@@ -38,6 +38,11 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
         private double timeOffset;
         private float time;
 
+        /// <summary>
+        /// The scale used on creation of a new trail part.
+        /// </summary>
+        public Vector2 NewPartScale = Vector2.One;
+
         private Anchor trailOrigin = Anchor.Centre;
 
         protected Anchor TrailOrigin
@@ -188,6 +193,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
         {
             parts[currentIndex].Position = localSpacePosition;
             parts[currentIndex].Time = time + 1;
+            parts[currentIndex].Scale = NewPartScale;
             ++parts[currentIndex].InvalidationID;
 
             currentIndex = (currentIndex + 1) % max_sprites;
@@ -199,6 +205,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
         {
             public Vector2 Position;
             public float Time;
+            public Vector2 Scale;
             public long InvalidationID;
         }
 
@@ -280,7 +287,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
 
                     vertexBatch.Add(new TexturedTrailVertex
                     {
-                        Position = new Vector2(part.Position.X - texture.DisplayWidth * originPosition.X, part.Position.Y + texture.DisplayHeight * (1 - originPosition.Y)),
+                        Position = new Vector2(part.Position.X - texture.DisplayWidth * originPosition.X * part.Scale.X, part.Position.Y + texture.DisplayHeight * (1 - originPosition.Y) * part.Scale.Y),
                         TexturePosition = textureRect.BottomLeft,
                         TextureRect = new Vector4(0, 0, 1, 1),
                         Colour = DrawColourInfo.Colour.BottomLeft.Linear,
@@ -289,7 +296,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
 
                     vertexBatch.Add(new TexturedTrailVertex
                     {
-                        Position = new Vector2(part.Position.X + texture.DisplayWidth * (1 - originPosition.X), part.Position.Y + texture.DisplayHeight * (1 - originPosition.Y)),
+                        Position = new Vector2(part.Position.X + texture.DisplayWidth * (1 - originPosition.X) * part.Scale.X, part.Position.Y + texture.DisplayHeight * (1 - originPosition.Y) * part.Scale.Y),
                         TexturePosition = textureRect.BottomRight,
                         TextureRect = new Vector4(0, 0, 1, 1),
                         Colour = DrawColourInfo.Colour.BottomRight.Linear,
@@ -298,7 +305,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
 
                     vertexBatch.Add(new TexturedTrailVertex
                     {
-                        Position = new Vector2(part.Position.X + texture.DisplayWidth * (1 - originPosition.X), part.Position.Y - texture.DisplayHeight * originPosition.Y),
+                        Position = new Vector2(part.Position.X + texture.DisplayWidth * (1 - originPosition.X) * part.Scale.X, part.Position.Y - texture.DisplayHeight * originPosition.Y * part.Scale.Y),
                         TexturePosition = textureRect.TopRight,
                         TextureRect = new Vector4(0, 0, 1, 1),
                         Colour = DrawColourInfo.Colour.TopRight.Linear,
@@ -307,7 +314,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
 
                     vertexBatch.Add(new TexturedTrailVertex
                     {
-                        Position = new Vector2(part.Position.X - texture.DisplayWidth * originPosition.X, part.Position.Y - texture.DisplayHeight * originPosition.Y),
+                        Position = new Vector2(part.Position.X - texture.DisplayWidth * originPosition.X * part.Scale.X, part.Position.Y - texture.DisplayHeight * originPosition.Y * part.Scale.Y),
                         TexturePosition = textureRect.TopLeft,
                         TextureRect = new Vector4(0, 0, 1, 1),
                         Colour = DrawColourInfo.Colour.TopLeft.Linear,

osu.Game.Rulesets.Osu/UI/Cursor/OsuCursor.cs

@@ -31,6 +31,11 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
 
         private SkinnableCursor skinnableCursor => (SkinnableCursor)cursorSprite.Drawable;
 
+        /// <summary>
+        /// The current expanded scale of the cursor.
+        /// </summary>
+        public Vector2 CurrentExpandedScale => skinnableCursor.ExpandTarget?.Scale ?? Vector2.One;
+
         public IBindable<float> CursorScale => cursorScale;
 
         private readonly Bindable<float> cursorScale = new BindableFloat(1);

osu.Game.Rulesets.Osu/UI/Cursor/OsuCursorContainer.cs

@@ -23,14 +23,13 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
         public new OsuCursor ActiveCursor => (OsuCursor)base.ActiveCursor;
 
         protected override Drawable CreateCursor() => new OsuCursor();
-
         protected override Container<Drawable> Content => fadeContainer;
 
         private readonly Container<Drawable> fadeContainer;
 
         private readonly Bindable<bool> showTrail = new Bindable<bool>(true);
 
-        private readonly Drawable cursorTrail;
+        private readonly SkinnableDrawable cursorTrail;
 
         private readonly CursorRippleVisualiser rippleVisualiser;
 
@@ -39,7 +38,7 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
             InternalChild = fadeContainer = new Container
             {
                 RelativeSizeAxes = Axes.Both,
-                Children = new[]
+                Children = new CompositeDrawable[]
                 {
                     cursorTrail = new SkinnableDrawable(new OsuSkinComponentLookup(OsuSkinComponents.CursorTrail), _ => new DefaultCursorTrail(), confineMode: ConfineMode.NoScaling),
                     rippleVisualiser = new CursorRippleVisualiser(),
@@ -79,6 +78,14 @@ namespace osu.Game.Rulesets.Osu.UI.Cursor
                 ActiveCursor.Contract();
         }
 
+        protected override void Update()
+        {
+            base.Update();
+
+            if (cursorTrail.Drawable is CursorTrail trail)
+                trail.NewPartScale = ActiveCursor.CurrentExpandedScale;
+        }
+
         public bool OnPressed(KeyBindingPressEvent<OsuAction> e)
         {
             switch (e.Action)

osu.Game.Rulesets.Osu/UI/DrawableOsuRuleset.cs

@@ -1,11 +1,12 @@
 // 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.
 
-#nullable disable
-
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Graphics;
 using osu.Framework.Input;
 using osu.Game.Beatmaps;
 using osu.Game.Input.Handlers;
@@ -25,18 +26,36 @@ namespace osu.Game.Rulesets.Osu.UI
 {
     public partial class DrawableOsuRuleset : DrawableRuleset<OsuHitObject>
     {
-        protected new OsuRulesetConfigManager Config => (OsuRulesetConfigManager)base.Config;
+        private Bindable<bool>? cursorHideEnabled;
 
         public new OsuInputManager KeyBindingInputManager => (OsuInputManager)base.KeyBindingInputManager;
 
         public new OsuPlayfield Playfield => (OsuPlayfield)base.Playfield;
 
-        public DrawableOsuRuleset(Ruleset ruleset, IBeatmap beatmap, IReadOnlyList<Mod> mods = null)
+        protected new OsuRulesetConfigManager Config => (OsuRulesetConfigManager)base.Config;
+
+        public DrawableOsuRuleset(Ruleset ruleset, IBeatmap beatmap, IReadOnlyList<Mod>? mods = null)
             : base(ruleset, beatmap, mods)
         {
         }
 
-        public override DrawableHitObject<OsuHitObject> CreateDrawableRepresentation(OsuHitObject h) => null;
+        [BackgroundDependencyLoader]
+        private void load(ReplayPlayer? replayPlayer)
+        {
+            if (replayPlayer != null)
+            {
+                PlayfieldAdjustmentContainer.Add(new ReplayAnalysisOverlay(replayPlayer.Score.Replay));
+                replayPlayer.AddSettings(new ReplayAnalysisSettings(Config));
+
+                cursorHideEnabled = Config.GetBindable<bool>(OsuRulesetSetting.ReplayCursorHideEnabled);
+
+                // I have little faith in this working (other things touch cursor visibility) but haven't broken it yet.
+                // Let's wait for someone to report an issue before spending too much time on it.
+                cursorHideEnabled.BindValueChanged(enabled => Playfield.Cursor.FadeTo(enabled.NewValue ? 0 : 1), true);
+            }
+        }
+
+        public override DrawableHitObject<OsuHitObject>? CreateDrawableRepresentation(OsuHitObject h) => null;
 
         public override bool ReceivePositionalInputAt(Vector2 screenSpacePos) => true; // always show the gameplay cursor
 

osu.Game.Rulesets.Osu/UI/OsuResumeOverlay.cs

@@ -3,6 +3,7 @@
 
 using System;
 using osu.Framework.Allocation;
+using osu.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Cursor;
@@ -35,9 +36,11 @@ namespace osu.Game.Rulesets.Osu.UI
         {
             OsuResumeOverlayInputBlocker? inputBlocker = null;
 
-            if (drawableRuleset != null)
+            var drawableOsuRuleset = (DrawableOsuRuleset?)drawableRuleset;
+
+            if (drawableOsuRuleset != null)
             {
-                var osuPlayfield = (OsuPlayfield)drawableRuleset.Playfield;
+                var osuPlayfield = drawableOsuRuleset.Playfield;
                 osuPlayfield.AttachResumeOverlayInputBlocker(inputBlocker = new OsuResumeOverlayInputBlocker());
             }
 
@@ -45,13 +48,14 @@ namespace osu.Game.Rulesets.Osu.UI
             {
                 Child = clickToResumeCursor = new OsuClickToResumeCursor
                 {
-                    ResumeRequested = () =>
+                    ResumeRequested = action =>
                     {
                         // since the user had to press a button to tap the resume cursor,
                         // block that press event from potentially reaching a hit circle that's behind the cursor.
                         // we cannot do this from OsuClickToResumeCursor directly since we're in a different input manager tree than the gameplay one,
                         // so we rely on a dedicated input blocking component that's implanted in there to do that for us.
-                        if (inputBlocker != null)
+                        // note this only matters when the user didn't pause while they were holding the same key that they are resuming with.
+                        if (inputBlocker != null && !drawableOsuRuleset.AsNonNull().KeyBindingInputManager.PressedActions.Contains(action))
                             inputBlocker.BlockNextPress = true;
 
                         Resume();
@@ -94,7 +98,7 @@ namespace osu.Game.Rulesets.Osu.UI
         {
             public override bool HandlePositionalInput => true;
 
-            public Action? ResumeRequested;
+            public Action<OsuAction>? ResumeRequested;
             private Container scaleTransitionContainer = null!;
 
             public OsuClickToResumeCursor()
@@ -136,7 +140,7 @@ namespace osu.Game.Rulesets.Osu.UI
                             return false;
 
                         scaleTransitionContainer.ScaleTo(2, TRANSITION_TIME, Easing.OutQuint);
-                        ResumeRequested?.Invoke();
+                        ResumeRequested?.Invoke(e.Action);
                         return true;
                 }
 

osu.Game.Rulesets.Osu/UI/ReplayAnalysis/AnalysisFrameEntry.cs

@@ -0,0 +1,23 @@
+// 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.Osu.UI.ReplayAnalysis
+{
+    public partial class AnalysisFrameEntry : LifetimeEntry
+    {
+        public OsuAction[] Action { get; }
+
+        public Vector2 Position { get; }
+
+        public AnalysisFrameEntry(double time, double displayLength, Vector2 position, params OsuAction[] action)
+        {
+            LifetimeStart = time;
+            LifetimeEnd = time + displayLength;
+            Position = position;
+            Action = action;
+        }
+    }
+}

osu.Game.Rulesets.Osu/UI/ReplayAnalysis/AnalysisMarker.cs

@@ -0,0 +1,28 @@
+// 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.Allocation;
+using osu.Framework.Graphics;
+using osu.Game.Graphics;
+using osu.Game.Rulesets.Objects.Pooling;
+
+namespace osu.Game.Rulesets.Osu.UI.ReplayAnalysis
+{
+    public abstract partial class AnalysisMarker : PoolableDrawableWithLifetime<AnalysisFrameEntry>
+    {
+        [Resolved]
+        protected OsuColour Colours { get; private set; } = null!;
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            Origin = Anchor.Centre;
+        }
+
+        protected override void OnApply(AnalysisFrameEntry entry)
+        {
+            Position = entry.Position;
+            Depth = -(float)entry.LifetimeEnd;
+        }
+    }
+}

osu.Game.Rulesets.Osu/UI/ReplayAnalysis/ClickMarker.cs

@@ -0,0 +1,88 @@
+// 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.Linq;
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Graphics.UserInterface;
+using osuTK;
+using osuTK.Graphics;
+
+namespace osu.Game.Rulesets.Osu.UI.ReplayAnalysis
+{
+    /// <summary>
+    /// A marker which shows one click, with visuals focusing on the button which was clicked and the precise location of the click.
+    /// </summary>
+    public partial class ClickMarker : AnalysisMarker
+    {
+        private CircularProgress leftClickDisplay = null!;
+        private CircularProgress rightClickDisplay = null!;
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            InternalChildren = new Drawable[]
+            {
+                new Circle
+                {
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre,
+                    Size = new Vector2(0.125f),
+                    RelativeSizeAxes = Axes.Both,
+                    Blending = BlendingParameters.Additive,
+                    Colour = Colours.Gray5,
+                },
+                new CircularContainer
+                {
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre,
+                    RelativeSizeAxes = Axes.Both,
+                    Colour = Colours.Gray5,
+                    Masking = true,
+                    BorderThickness = 2.2f,
+                    BorderColour = Color4.White,
+                    Child = new Box
+                    {
+                        Colour = Color4.Black,
+                        RelativeSizeAxes = Axes.Both,
+                        AlwaysPresent = true,
+                        Alpha = 0,
+                    },
+                },
+                leftClickDisplay = new CircularProgress
+                {
+                    Colour = Colours.Yellow,
+                    Size = new Vector2(0.95f),
+                    Anchor = Anchor.CentreLeft,
+                    Origin = Anchor.CentreRight,
+                    Rotation = 180,
+                    Progress = 0.5f,
+                    InnerRadius = 0.18f,
+                    RelativeSizeAxes = Axes.Both,
+                },
+                rightClickDisplay = new CircularProgress
+                {
+                    Colour = Colours.Yellow,
+                    Size = new Vector2(0.95f),
+                    Anchor = Anchor.CentreRight,
+                    Origin = Anchor.CentreRight,
+                    Progress = 0.5f,
+                    InnerRadius = 0.18f,
+                    RelativeSizeAxes = Axes.Both,
+                },
+            };
+
+            Size = new Vector2(16);
+        }
+
+        protected override void OnApply(AnalysisFrameEntry entry)
+        {
+            base.OnApply(entry);
+
+            leftClickDisplay.Alpha = entry.Action.Contains(OsuAction.LeftButton) ? 1 : 0;
+            rightClickDisplay.Alpha = entry.Action.Contains(OsuAction.RightButton) ? 1 : 0;
+        }
+    }
+}

osu.Game.Rulesets.Osu/UI/ReplayAnalysis/ClickMarkerContainer.cs

@@ -0,0 +1,20 @@
+// 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.Pooling;
+using osu.Game.Rulesets.Objects.Pooling;
+
+namespace osu.Game.Rulesets.Osu.UI.ReplayAnalysis
+{
+    public partial class ClickMarkerContainer : PooledDrawableWithLifetimeContainer<AnalysisFrameEntry, AnalysisMarker>
+    {
+        private readonly DrawablePool<ClickMarker> clickMarkerPool;
+
+        public ClickMarkerContainer()
+        {
+            AddInternal(clickMarkerPool = new DrawablePool<ClickMarker>(30));
+        }
+
+        protected override AnalysisMarker GetDrawable(AnalysisFrameEntry entry) => clickMarkerPool.Get(d => d.Apply(entry));
+    }
+}

osu.Game.Rulesets.Osu/UI/ReplayAnalysis/CursorPathContainer.cs

@@ -0,0 +1,86 @@
+// 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;
+using System.Collections.Generic;
+using osu.Framework.Allocation;
+using osu.Framework.Extensions.Color4Extensions;
+using osu.Framework.Graphics.Lines;
+using osu.Framework.Graphics.Performance;
+using osu.Game.Graphics;
+using osuTK;
+
+namespace osu.Game.Rulesets.Osu.UI.ReplayAnalysis
+{
+    public partial class CursorPathContainer : Path
+    {
+        private readonly LifetimeEntryManager lifetimeManager = new LifetimeEntryManager();
+        private readonly SortedSet<AnalysisFrameEntry> aliveEntries = new SortedSet<AnalysisFrameEntry>(new AimLinePointComparator());
+
+        public CursorPathContainer()
+        {
+            lifetimeManager.EntryBecameAlive += entryBecameAlive;
+            lifetimeManager.EntryBecameDead += entryBecameDead;
+
+            PathRadius = 0.5f;
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(OsuColour colours)
+        {
+            Colour = colours.Pink2;
+            BackgroundColour = colours.Pink2.Opacity(0);
+        }
+
+        protected override void Update()
+        {
+            base.Update();
+
+            lifetimeManager.Update(Time.Current);
+        }
+
+        public void Add(AnalysisFrameEntry entry) => lifetimeManager.AddEntry(entry);
+
+        private void entryBecameAlive(LifetimeEntry entry)
+        {
+            aliveEntries.Add((AnalysisFrameEntry)entry);
+            updateVertices();
+        }
+
+        private void entryBecameDead(LifetimeEntry entry)
+        {
+            aliveEntries.Remove((AnalysisFrameEntry)entry);
+            updateVertices();
+        }
+
+        private void updateVertices()
+        {
+            ClearVertices();
+
+            Vector2 min = Vector2.Zero;
+
+            foreach (var entry in aliveEntries)
+            {
+                AddVertex(entry.Position);
+                if (entry.Position.X < min.X)
+                    min.X = entry.Position.X;
+
+                if (entry.Position.Y < min.Y)
+                    min.Y = entry.Position.Y;
+            }
+
+            Position = min;
+        }
+
+        private sealed class AimLinePointComparator : IComparer<AnalysisFrameEntry>
+        {
+            public int Compare(AnalysisFrameEntry? x, AnalysisFrameEntry? y)
+            {
+                ArgumentNullException.ThrowIfNull(x);
+                ArgumentNullException.ThrowIfNull(y);
+
+                return x.LifetimeStart.CompareTo(y.LifetimeStart);
+            }
+        }
+    }
+}

osu.Game.Rulesets.Osu/UI/ReplayAnalysis/FrameMarker.cs

@@ -0,0 +1,69 @@
+// 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.Linq;
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Graphics.UserInterface;
+using osuTK;
+
+namespace osu.Game.Rulesets.Osu.UI.ReplayAnalysis
+{
+    /// <summary>
+    /// A marker which shows one movement frame, include any buttons which are pressed.
+    /// </summary>
+    public partial class FrameMarker : AnalysisMarker
+    {
+        private CircularProgress leftClickDisplay = null!;
+        private CircularProgress rightClickDisplay = null!;
+        private Circle mainCircle = null!;
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            InternalChildren = new Drawable[]
+            {
+                mainCircle = new Circle
+                {
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre,
+                    RelativeSizeAxes = Axes.Both,
+                    Colour = Colours.Pink2,
+                },
+                leftClickDisplay = new CircularProgress
+                {
+                    Colour = Colours.Yellow,
+                    Size = new Vector2(0.8f),
+                    Anchor = Anchor.CentreLeft,
+                    Origin = Anchor.CentreRight,
+                    Rotation = 180,
+                    Progress = 0.5f,
+                    InnerRadius = 0.5f,
+                    RelativeSizeAxes = Axes.Both,
+                },
+                rightClickDisplay = new CircularProgress
+                {
+                    Colour = Colours.Yellow,
+                    Size = new Vector2(0.8f),
+                    Anchor = Anchor.CentreRight,
+                    Origin = Anchor.CentreRight,
+                    Progress = 0.5f,
+                    InnerRadius = 0.5f,
+                    RelativeSizeAxes = Axes.Both,
+                },
+            };
+        }
+
+        protected override void OnApply(AnalysisFrameEntry entry)
+        {
+            base.OnApply(entry);
+            Size = new Vector2(entry.Action.Any() ? 4 : 2.5f);
+
+            mainCircle.Colour = entry.Action.Any() ? Colours.Gray4 : Colours.Pink2;
+
+            leftClickDisplay.Alpha = entry.Action.Contains(OsuAction.LeftButton) ? 1 : 0;
+            rightClickDisplay.Alpha = entry.Action.Contains(OsuAction.RightButton) ? 1 : 0;
+        }
+    }
+}

osu.Game.Rulesets.Osu/UI/ReplayAnalysis/FrameMarkerContainer.cs

@@ -0,0 +1,20 @@
+// 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.Pooling;
+using osu.Game.Rulesets.Objects.Pooling;
+
+namespace osu.Game.Rulesets.Osu.UI.ReplayAnalysis
+{
+    public partial class FrameMarkerContainer : PooledDrawableWithLifetimeContainer<AnalysisFrameEntry, AnalysisMarker>
+    {
+        private readonly DrawablePool<FrameMarker> pool;
+
+        public FrameMarkerContainer()
+        {
+            AddInternal(pool = new DrawablePool<FrameMarker>(80));
+        }
+
+        protected override AnalysisMarker GetDrawable(AnalysisFrameEntry entry) => pool.Get(d => d.Apply(entry));
+    }
+}

osu.Game.Rulesets.Osu/UI/ReplayAnalysisOverlay.cs

@@ -0,0 +1,128 @@
+// 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.Threading;
+using osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Caching;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Game.Replays;
+using osu.Game.Rulesets.Osu.Configuration;
+using osu.Game.Rulesets.Osu.Replays;
+using osu.Game.Rulesets.Osu.UI.ReplayAnalysis;
+
+namespace osu.Game.Rulesets.Osu.UI
+{
+    public partial class ReplayAnalysisOverlay : CompositeDrawable
+    {
+        private BindableBool showClickMarkers { get; } = new BindableBool();
+        private BindableBool showFrameMarkers { get; } = new BindableBool();
+        private BindableBool showCursorPath { get; } = new BindableBool();
+        private BindableInt displayLength { get; } = new BindableInt();
+
+        protected ClickMarkerContainer? ClickMarkers;
+        protected FrameMarkerContainer? FrameMarkers;
+        protected CursorPathContainer? CursorPath;
+
+        private readonly Replay replay;
+
+        public ReplayAnalysisOverlay(Replay replay)
+        {
+            RelativeSizeAxes = Axes.Both;
+
+            this.replay = replay;
+        }
+
+        private bool requireDisplay => showClickMarkers.Value || showFrameMarkers.Value || showCursorPath.Value;
+
+        [BackgroundDependencyLoader]
+        private void load(OsuRulesetConfigManager config)
+        {
+            config.BindWith(OsuRulesetSetting.ReplayClickMarkersEnabled, showClickMarkers);
+            config.BindWith(OsuRulesetSetting.ReplayFrameMarkersEnabled, showFrameMarkers);
+            config.BindWith(OsuRulesetSetting.ReplayCursorPathEnabled, showCursorPath);
+            config.BindWith(OsuRulesetSetting.ReplayAnalysisDisplayLength, displayLength);
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            displayLength.BindValueChanged(_ =>
+            {
+                // Need to fully reload to make this work.
+                loaded.Invalidate();
+            }, true);
+        }
+
+        private readonly Cached loaded = new Cached();
+
+        private CancellationTokenSource? generationCancellationSource;
+
+        protected override void Update()
+        {
+            base.Update();
+
+            if (requireDisplay)
+                initialise();
+
+            if (ClickMarkers != null) ClickMarkers.Alpha = showClickMarkers.Value ? 1 : 0;
+            if (FrameMarkers != null) FrameMarkers.Alpha = showFrameMarkers.Value ? 1 : 0;
+            if (CursorPath != null) CursorPath.Alpha = showCursorPath.Value ? 1 : 0;
+        }
+
+        private void initialise()
+        {
+            if (loaded.IsValid)
+                return;
+
+            loaded.Validate();
+
+            generationCancellationSource?.Cancel();
+            generationCancellationSource = new CancellationTokenSource();
+
+            // It's faster to reinitialise the whole drawable stack than use `Clear` on `PooledDrawableWithLifetimeContainer`
+            var newDrawables = new Drawable[]
+            {
+                CursorPath = new CursorPathContainer(),
+                ClickMarkers = new ClickMarkerContainer(),
+                FrameMarkers = new FrameMarkerContainer(),
+            };
+
+            bool leftHeld = false;
+            bool rightHeld = false;
+
+            // This should probably be async as well, but it's a bit of a pain to debounce and everything.
+            // Let's address concerns when they are raised.
+            foreach (var frame in replay.Frames)
+            {
+                var osuFrame = (OsuReplayFrame)frame;
+
+                bool leftButton = osuFrame.Actions.Contains(OsuAction.LeftButton);
+                bool rightButton = osuFrame.Actions.Contains(OsuAction.RightButton);
+
+                if (leftHeld && !leftButton)
+                    leftHeld = false;
+                else if (!leftHeld && leftButton)
+                {
+                    leftHeld = true;
+                    ClickMarkers.Add(new AnalysisFrameEntry(osuFrame.Time, displayLength.Value, osuFrame.Position, OsuAction.LeftButton));
+                }
+
+                if (rightHeld && !rightButton)
+                    rightHeld = false;
+                else if (!rightHeld && rightButton)
+                {
+                    rightHeld = true;
+                    ClickMarkers.Add(new AnalysisFrameEntry(osuFrame.Time, displayLength.Value, osuFrame.Position, OsuAction.RightButton));
+                }
+
+                FrameMarkers.Add(new AnalysisFrameEntry(osuFrame.Time, displayLength.Value, osuFrame.Position, osuFrame.Actions.ToArray()));
+                CursorPath.Add(new AnalysisFrameEntry(osuFrame.Time, displayLength.Value, osuFrame.Position));
+            }
+
+            LoadComponentsAsync(newDrawables, drawables => InternalChildrenEnumerable = drawables, generationCancellationSource.Token);
+        }
+    }
+}

osu.Game.Rulesets.Osu/UI/ReplayAnalysisSettings.cs

@@ -0,0 +1,55 @@
+// 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.Allocation;
+using osu.Framework.Bindables;
+using osu.Game.Configuration;
+using osu.Game.Rulesets.Osu.Configuration;
+using osu.Game.Screens.Play.PlayerSettings;
+
+namespace osu.Game.Rulesets.Osu.UI
+{
+    public partial class ReplayAnalysisSettings : PlayerSettingsGroup
+    {
+        private readonly OsuRulesetConfigManager config;
+
+        [SettingSource("Show click markers", SettingControlType = typeof(PlayerCheckbox))]
+        public BindableBool ShowClickMarkers { get; } = new BindableBool();
+
+        [SettingSource("Show frame markers", SettingControlType = typeof(PlayerCheckbox))]
+        public BindableBool ShowAimMarkers { get; } = new BindableBool();
+
+        [SettingSource("Show cursor path", SettingControlType = typeof(PlayerCheckbox))]
+        public BindableBool ShowCursorPath { get; } = new BindableBool();
+
+        [SettingSource("Hide gameplay cursor", SettingControlType = typeof(PlayerCheckbox))]
+        public BindableBool HideSkinCursor { get; } = new BindableBool();
+
+        [SettingSource("Display length", SettingControlType = typeof(PlayerSliderBar<int>))]
+        public BindableInt DisplayLength { get; } = new BindableInt
+        {
+            MinValue = 200,
+            MaxValue = 2000,
+            Default = 800,
+            Precision = 200,
+        };
+
+        public ReplayAnalysisSettings(OsuRulesetConfigManager config)
+            : base("Analysis Settings")
+        {
+            this.config = config;
+        }
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            AddRange(this.CreateSettingsControls());
+
+            config.BindWith(OsuRulesetSetting.ReplayClickMarkersEnabled, ShowClickMarkers);
+            config.BindWith(OsuRulesetSetting.ReplayFrameMarkersEnabled, ShowAimMarkers);
+            config.BindWith(OsuRulesetSetting.ReplayCursorPathEnabled, ShowCursorPath);
+            config.BindWith(OsuRulesetSetting.ReplayCursorHideEnabled, HideSkinCursor);
+            config.BindWith(OsuRulesetSetting.ReplayAnalysisDisplayLength, DisplayLength);
+        }
+    }
+}

osu.Game.Rulesets.Taiko/Skinning/Argon/TaikoArgonSkinTransformer.cs

@@ -18,7 +18,7 @@ namespace osu.Game.Rulesets.Taiko.Skinning.Argon
         {
             switch (lookup)
             {
-                case GameplaySkinComponentLookup<HitResult> resultComponent:
+                case SkinComponentLookup<HitResult> resultComponent:
                     // This should eventually be moved to a skin setting, when supported.
                     if (Skin is ArgonProSkin && resultComponent.Component >= HitResult.Great)
                         return Drawable.Empty();

osu.Game.Rulesets.Taiko/Skinning/Legacy/TaikoLegacySkinTransformer.cs

@@ -29,7 +29,7 @@ namespace osu.Game.Rulesets.Taiko.Skinning.Legacy
 
         public override Drawable? GetDrawableComponent(ISkinComponentLookup lookup)
         {
-            if (lookup is GameplaySkinComponentLookup<HitResult>)
+            if (lookup is SkinComponentLookup<HitResult>)
             {
                 // if a taiko skin is providing explosion sprites, hide the judgements completely
                 if (hasExplosion.Value)

osu.Game.Rulesets.Taiko/TaikoSkinComponentLookup.cs

@@ -5,7 +5,7 @@ using osu.Game.Skinning;
 
 namespace osu.Game.Rulesets.Taiko
 {
-    public class TaikoSkinComponentLookup : GameplaySkinComponentLookup<TaikoSkinComponents>
+    public class TaikoSkinComponentLookup : SkinComponentLookup<TaikoSkinComponents>
     {
         public TaikoSkinComponentLookup(TaikoSkinComponents component)
             : base(component)

osu.Game.Tests/NonVisual/ControlPointInfoTest.cs

@@ -1,6 +1,7 @@
 // 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;
 using System.Linq;
 using NUnit.Framework;
 using osu.Game.Beatmaps.ControlPoints;
@@ -286,5 +287,62 @@ namespace osu.Game.Tests.NonVisual
 
             Assert.That(cpi.TimingPoints[0].BeatLength, Is.Not.EqualTo(cpiCopy.TimingPoints[0].BeatLength));
         }
+
+        [Test]
+        public void TestBinarySearchEmptyList()
+        {
+            Assert.That(ControlPointInfo.BinarySearch(Array.Empty<TimingControlPoint>(), 0, EqualitySelection.FirstFound), Is.EqualTo(-1));
+            Assert.That(ControlPointInfo.BinarySearch(Array.Empty<TimingControlPoint>(), 0, EqualitySelection.Leftmost), Is.EqualTo(-1));
+            Assert.That(ControlPointInfo.BinarySearch(Array.Empty<TimingControlPoint>(), 0, EqualitySelection.Rightmost), Is.EqualTo(-1));
+        }
+
+        [TestCase(new[] { 1 }, 0, -1)]
+        [TestCase(new[] { 1 }, 1, 0)]
+        [TestCase(new[] { 1 }, 2, -2)]
+        [TestCase(new[] { 1, 3 }, 0, -1)]
+        [TestCase(new[] { 1, 3 }, 1, 0)]
+        [TestCase(new[] { 1, 3 }, 2, -2)]
+        [TestCase(new[] { 1, 3 }, 3, 1)]
+        [TestCase(new[] { 1, 3 }, 4, -3)]
+        public void TestBinarySearchUniqueScenarios(int[] values, int search, int expectedIndex)
+        {
+            var items = values.Select(t => new TimingControlPoint { Time = t }).ToArray();
+            Assert.That(ControlPointInfo.BinarySearch(items, search, EqualitySelection.FirstFound), Is.EqualTo(expectedIndex));
+            Assert.That(ControlPointInfo.BinarySearch(items, search, EqualitySelection.Leftmost), Is.EqualTo(expectedIndex));
+            Assert.That(ControlPointInfo.BinarySearch(items, search, EqualitySelection.Rightmost), Is.EqualTo(expectedIndex));
+        }
+
+        [TestCase(new[] { 1, 1 }, 1, 0)]
+        [TestCase(new[] { 1, 2, 2 }, 2, 1)]
+        [TestCase(new[] { 1, 2, 2, 2 }, 2, 1)]
+        [TestCase(new[] { 1, 2, 2, 2, 3 }, 2, 2)]
+        [TestCase(new[] { 1, 2, 2, 3 }, 2, 1)]
+        public void TestBinarySearchFirstFoundDuplicateScenarios(int[] values, int search, int expectedIndex)
+        {
+            var items = values.Select(t => new TimingControlPoint { Time = t }).ToArray();
+            Assert.That(ControlPointInfo.BinarySearch(items, search, EqualitySelection.FirstFound), Is.EqualTo(expectedIndex));
+        }
+
+        [TestCase(new[] { 1, 1 }, 1, 0)]
+        [TestCase(new[] { 1, 2, 2 }, 2, 1)]
+        [TestCase(new[] { 1, 2, 2, 2 }, 2, 1)]
+        [TestCase(new[] { 1, 2, 2, 2, 3 }, 2, 1)]
+        [TestCase(new[] { 1, 2, 2, 3 }, 2, 1)]
+        public void TestBinarySearchLeftMostDuplicateScenarios(int[] values, int search, int expectedIndex)
+        {
+            var items = values.Select(t => new TimingControlPoint { Time = t }).ToArray();
+            Assert.That(ControlPointInfo.BinarySearch(items, search, EqualitySelection.Leftmost), Is.EqualTo(expectedIndex));
+        }
+
+        [TestCase(new[] { 1, 1 }, 1, 1)]
+        [TestCase(new[] { 1, 2, 2 }, 2, 2)]
+        [TestCase(new[] { 1, 2, 2, 2 }, 2, 3)]
+        [TestCase(new[] { 1, 2, 2, 2, 3 }, 2, 3)]
+        [TestCase(new[] { 1, 2, 2, 3 }, 2, 2)]
+        public void TestBinarySearchRightMostDuplicateScenarios(int[] values, int search, int expectedIndex)
+        {
+            var items = values.Select(t => new TimingControlPoint { Time = t }).ToArray();
+            Assert.That(ControlPointInfo.BinarySearch(items, search, EqualitySelection.Rightmost), Is.EqualTo(expectedIndex));
+        }
     }
 }

osu.Game.Tests/NonVisual/Filtering/FilterQueryParserTest.cs

@@ -537,7 +537,7 @@ namespace osu.Game.Tests.NonVisual.Filtering
         [TestCaseSource(nameof(correct_date_query_examples))]
         public void TestValidDateQueries(string dateQuery)
         {
-            string query = $"played<{dateQuery} time";
+            string query = $"lastplayed<{dateQuery} time";
             var filterCriteria = new FilterCriteria();
             FilterQueryParser.ApplyQueries(filterCriteria, query);
             Assert.AreEqual(true, filterCriteria.LastPlayed.HasFilter);
@@ -571,7 +571,7 @@ namespace osu.Game.Tests.NonVisual.Filtering
         [Test]
         public void TestGreaterDateQuery()
         {
-            const string query = "played>50";
+            const string query = "lastplayed>50";
             var filterCriteria = new FilterCriteria();
             FilterQueryParser.ApplyQueries(filterCriteria, query);
             Assert.That(filterCriteria.LastPlayed.Max, Is.Not.Null);
@@ -584,7 +584,7 @@ namespace osu.Game.Tests.NonVisual.Filtering
         [Test]
         public void TestLowerDateQuery()
         {
-            const string query = "played<50";
+            const string query = "lastplayed<50";
             var filterCriteria = new FilterCriteria();
             FilterQueryParser.ApplyQueries(filterCriteria, query);
             Assert.That(filterCriteria.LastPlayed.Max, Is.Null);
@@ -597,7 +597,7 @@ namespace osu.Game.Tests.NonVisual.Filtering
         [Test]
         public void TestBothSidesDateQuery()
         {
-            const string query = "played>3M played<1y6M";
+            const string query = "lastplayed>3M lastplayed<1y6M";
             var filterCriteria = new FilterCriteria();
             FilterQueryParser.ApplyQueries(filterCriteria, query);
             Assert.That(filterCriteria.LastPlayed.Min, Is.Not.Null);
@@ -611,7 +611,7 @@ namespace osu.Game.Tests.NonVisual.Filtering
         [Test]
         public void TestEqualDateQuery()
         {
-            const string query = "played=50";
+            const string query = "lastplayed=50";
             var filterCriteria = new FilterCriteria();
             FilterQueryParser.ApplyQueries(filterCriteria, query);
             Assert.AreEqual(false, filterCriteria.LastPlayed.HasFilter);
@@ -620,11 +620,38 @@ namespace osu.Game.Tests.NonVisual.Filtering
         [Test]
         public void TestOutOfRangeDateQuery()
         {
-            const string query = "played<10000y";
+            const string query = "lastplayed<10000y";
             var filterCriteria = new FilterCriteria();
             FilterQueryParser.ApplyQueries(filterCriteria, query);
             Assert.AreEqual(true, filterCriteria.LastPlayed.HasFilter);
             Assert.AreEqual(DateTimeOffset.MinValue.AddMilliseconds(1), filterCriteria.LastPlayed.Min);
         }
+
+        private static readonly object[] played_query_tests =
+        {
+            new object[] { "0", DateTimeOffset.MinValue, true },
+            new object[] { "0", DateTimeOffset.Now, false },
+            new object[] { "false", DateTimeOffset.MinValue, true },
+            new object[] { "false", DateTimeOffset.Now, false },
+            new object[] { "no", DateTimeOffset.MinValue, true },
+            new object[] { "no", DateTimeOffset.Now, false },
+
+            new object[] { "1", DateTimeOffset.MinValue, false },
+            new object[] { "1", DateTimeOffset.Now, true },
+            new object[] { "true", DateTimeOffset.MinValue, false },
+            new object[] { "true", DateTimeOffset.Now, true },
+            new object[] { "yes", DateTimeOffset.MinValue, false },
+            new object[] { "yes", DateTimeOffset.Now, true },
+        };
+
+        [Test]
+        [TestCaseSource(nameof(played_query_tests))]
+        public void TestPlayedQuery(string query, DateTimeOffset reference, bool matched)
+        {
+            var filterCriteria = new FilterCriteria();
+            FilterQueryParser.ApplyQueries(filterCriteria, $"played={query}");
+            Assert.AreEqual(true, filterCriteria.LastPlayed.HasFilter);
+            Assert.AreEqual(matched, filterCriteria.LastPlayed.IsInRange(reference));
+        }
     }
 }

osu.Game.Tests/Online/TestSceneOnlinePlayBeatmapAvailabilityTracker.cs

@@ -257,7 +257,7 @@ namespace osu.Game.Tests.Online
             {
             }
 
-            protected override string Target => null;
+            protected override string Target => string.Empty;
         }
     }
 }

osu.Game.Tests/Skins/SkinDeserialisationTest.cs

@@ -12,6 +12,7 @@ using osu.Framework.IO.Stores;
 using osu.Game.Audio;
 using osu.Game.IO;
 using osu.Game.IO.Archives;
+using osu.Game.Screens.Menu;
 using osu.Game.Screens.Play.HUD;
 using osu.Game.Screens.Play.HUD.HitErrorMeters;
 using osu.Game.Skinning;
@@ -107,7 +108,7 @@ namespace osu.Game.Tests.Skins
                 var skin = new TestSkin(new SkinInfo(), null, storage);
 
                 Assert.That(skin.LayoutInfos, Has.Count.EqualTo(2));
-                Assert.That(skin.LayoutInfos[SkinComponentsContainerLookup.TargetArea.MainHUDComponents].AllDrawables.ToArray(), Has.Length.EqualTo(9));
+                Assert.That(skin.LayoutInfos[GlobalSkinnableContainers.MainHUDComponents].AllDrawables.ToArray(), Has.Length.EqualTo(9));
             }
         }
 
@@ -120,8 +121,20 @@ namespace osu.Game.Tests.Skins
                 var skin = new TestSkin(new SkinInfo(), null, storage);
 
                 Assert.That(skin.LayoutInfos, Has.Count.EqualTo(2));
-                Assert.That(skin.LayoutInfos[SkinComponentsContainerLookup.TargetArea.MainHUDComponents].AllDrawables.ToArray(), Has.Length.EqualTo(10));
-                Assert.That(skin.LayoutInfos[SkinComponentsContainerLookup.TargetArea.MainHUDComponents].AllDrawables.Select(i => i.Type), Contains.Item(typeof(PlayerName)));
+                Assert.That(skin.LayoutInfos[GlobalSkinnableContainers.MainHUDComponents].AllDrawables.ToArray(), Has.Length.EqualTo(10));
+                Assert.That(skin.LayoutInfos[GlobalSkinnableContainers.MainHUDComponents].AllDrawables.Select(i => i.Type), Contains.Item(typeof(PlayerName)));
+            }
+        }
+
+        [Test]
+        public void TestDeserialiseInvalidDrawables()
+        {
+            using (var stream = TestResources.OpenResource("Archives/argon-invalid-drawable.osk"))
+            using (var storage = new ZipArchiveReader(stream))
+            {
+                var skin = new TestSkin(new SkinInfo(), null, storage);
+
+                Assert.That(skin.LayoutInfos.Any(kvp => kvp.Value.AllDrawables.Any(d => d.Type == typeof(StarFountain))), Is.False);
             }
         }
 
@@ -134,10 +147,10 @@ namespace osu.Game.Tests.Skins
                 var skin = new TestSkin(new SkinInfo(), null, storage);
 
                 Assert.That(skin.LayoutInfos, Has.Count.EqualTo(2));
-                Assert.That(skin.LayoutInfos[SkinComponentsContainerLookup.TargetArea.MainHUDComponents].AllDrawables.ToArray(), Has.Length.EqualTo(6));
-                Assert.That(skin.LayoutInfos[SkinComponentsContainerLookup.TargetArea.SongSelect].AllDrawables.ToArray(), Has.Length.EqualTo(1));
+                Assert.That(skin.LayoutInfos[GlobalSkinnableContainers.MainHUDComponents].AllDrawables.ToArray(), Has.Length.EqualTo(6));
+                Assert.That(skin.LayoutInfos[GlobalSkinnableContainers.SongSelect].AllDrawables.ToArray(), Has.Length.EqualTo(1));
 
-                var skinnableInfo = skin.LayoutInfos[SkinComponentsContainerLookup.TargetArea.SongSelect].AllDrawables.First();
+                var skinnableInfo = skin.LayoutInfos[GlobalSkinnableContainers.SongSelect].AllDrawables.First();
 
                 Assert.That(skinnableInfo.Type, Is.EqualTo(typeof(SkinnableSprite)));
                 Assert.That(skinnableInfo.Settings.First().Key, Is.EqualTo("sprite_name"));
@@ -148,10 +161,10 @@ namespace osu.Game.Tests.Skins
             using (var storage = new ZipArchiveReader(stream))
             {
                 var skin = new TestSkin(new SkinInfo(), null, storage);
-                Assert.That(skin.LayoutInfos[SkinComponentsContainerLookup.TargetArea.MainHUDComponents].AllDrawables.ToArray(), Has.Length.EqualTo(8));
-                Assert.That(skin.LayoutInfos[SkinComponentsContainerLookup.TargetArea.MainHUDComponents].AllDrawables.Select(i => i.Type), Contains.Item(typeof(UnstableRateCounter)));
-                Assert.That(skin.LayoutInfos[SkinComponentsContainerLookup.TargetArea.MainHUDComponents].AllDrawables.Select(i => i.Type), Contains.Item(typeof(ColourHitErrorMeter)));
-                Assert.That(skin.LayoutInfos[SkinComponentsContainerLookup.TargetArea.MainHUDComponents].AllDrawables.Select(i => i.Type), Contains.Item(typeof(LegacySongProgress)));
+                Assert.That(skin.LayoutInfos[GlobalSkinnableContainers.MainHUDComponents].AllDrawables.ToArray(), Has.Length.EqualTo(8));
+                Assert.That(skin.LayoutInfos[GlobalSkinnableContainers.MainHUDComponents].AllDrawables.Select(i => i.Type), Contains.Item(typeof(UnstableRateCounter)));
+                Assert.That(skin.LayoutInfos[GlobalSkinnableContainers.MainHUDComponents].AllDrawables.Select(i => i.Type), Contains.Item(typeof(ColourHitErrorMeter)));
+                Assert.That(skin.LayoutInfos[GlobalSkinnableContainers.MainHUDComponents].AllDrawables.Select(i => i.Type), Contains.Item(typeof(LegacySongProgress)));
             }
         }
 

osu.Game.Tests/Visual/Background/TestSceneUserDimBackgrounds.cs

@@ -18,6 +18,7 @@ using osu.Framework.Screens;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
 using osu.Game.Configuration;
+using osu.Game.Database;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Containers;
 using osu.Game.Graphics.Sprites;
@@ -48,13 +49,18 @@ namespace osu.Game.Tests.Visual.Background
         [BackgroundDependencyLoader]
         private void load(GameHost host, AudioManager audio)
         {
+            DetachedBeatmapStore detachedBeatmapStore;
+
             Dependencies.Cache(rulesets = new RealmRulesetStore(Realm));
             Dependencies.Cache(manager = new BeatmapManager(LocalStorage, Realm, null, audio, Resources, host, Beatmap.Default));
             Dependencies.Cache(new OsuConfigManager(LocalStorage));
+            Dependencies.Cache(detachedBeatmapStore = new DetachedBeatmapStore());
             Dependencies.Cache(Realm);
 
             manager.Import(TestResources.GetQuickTestBeatmapForImport()).WaitSafely();
 
+            Add(detachedBeatmapStore);
+
             Beatmap.SetDefault();
         }
 

osu.Game.Tests/Visual/DailyChallenge/TestSceneDailyChallengeIntro.cs

@@ -2,19 +2,21 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System;
-using System.Linq;
 using NUnit.Framework;
 using osu.Framework.Allocation;
-using osu.Framework.Screens;
-using osu.Framework.Testing;
+using osu.Game.Configuration;
 using osu.Game.Online.API;
 using osu.Game.Online.Metadata;
 using osu.Game.Online.Rooms;
 using osu.Game.Overlays;
+using osu.Game.Rulesets.Osu;
 using osu.Game.Rulesets.Osu.Mods;
-using osu.Game.Tests.Resources;
+using osu.Game.Screens.Menu;
+using osu.Game.Screens.OnlinePlay.DailyChallenge;
 using osu.Game.Tests.Visual.Metadata;
 using osu.Game.Tests.Visual.OnlinePlay;
+using osuTK.Graphics;
+using osuTK.Input;
 using CreateRoomRequest = osu.Game.Online.Rooms.CreateRoomRequest;
 
 namespace osu.Game.Tests.Visual.DailyChallenge
@@ -27,63 +29,61 @@ namespace osu.Game.Tests.Visual.DailyChallenge
         [Cached(typeof(INotificationOverlay))]
         private NotificationOverlay notificationOverlay = new NotificationOverlay();
 
+        private Room room = null!;
+
         [BackgroundDependencyLoader]
         private void load()
         {
-            base.Content.Add(notificationOverlay);
-            base.Content.Add(metadataClient);
+            Add(notificationOverlay);
+            Add(metadataClient);
+
+            // add button to observe for daily challenge changes and perform its logic.
+            Add(new DailyChallengeButton(@"button-default-select", new Color4(102, 68, 204, 255), _ => { }, 0, Key.D));
         }
 
         [Test]
-        [Solo]
         public void TestDailyChallenge()
         {
-            var room = new Room
-            {
-                RoomID = { Value = 1234 },
-                Name = { Value = "Daily Challenge: June 4, 2024" },
-                Playlist =
-                {
-                    new PlaylistItem(CreateAPIBeatmapSet().Beatmaps.First())
-                    {
-                        RequiredMods = [new APIMod(new OsuModTraceable())],
-                        AllowedMods = [new APIMod(new OsuModDoubleTime())]
-                    }
-                },
-                EndDate = { Value = DateTimeOffset.Now.AddHours(12) },
-                Category = { Value = RoomCategory.DailyChallenge }
-            };
-
-            AddStep("add room", () => API.Perform(new CreateRoomRequest(room)));
-            AddStep("push screen", () => LoadScreen(new Screens.OnlinePlay.DailyChallenge.DailyChallengeIntro(room)));
+            startChallenge(1234);
+            AddStep("push screen", () => LoadScreen(new DailyChallengeIntro(room)));
         }
 
         [Test]
-        public void TestNotifications()
+        public void TestPlayIntroOnceFlag()
         {
-            var room = new Room
+            startChallenge(1234);
+            AddStep("set intro played flag", () => Dependencies.Get<SessionStatics>().SetValue(Static.DailyChallengeIntroPlayed, true));
+
+            startChallenge(1235);
+
+            AddAssert("intro played flag reset", () => Dependencies.Get<SessionStatics>().Get<bool>(Static.DailyChallengeIntroPlayed), () => Is.False);
+
+            AddStep("push screen", () => LoadScreen(new DailyChallengeIntro(room)));
+            AddUntilStep("intro played flag set", () => Dependencies.Get<SessionStatics>().Get<bool>(Static.DailyChallengeIntroPlayed), () => Is.True);
+        }
+
+        private void startChallenge(int roomId)
+        {
+            AddStep("add room", () =>
             {
-                RoomID = { Value = 1234 },
-                Name = { Value = "Daily Challenge: June 4, 2024" },
-                Playlist =
+                API.Perform(new CreateRoomRequest(room = new Room
                 {
-                    new PlaylistItem(TestResources.CreateTestBeatmapSetInfo().Beatmaps.First())
+                    RoomID = { Value = roomId },
+                    Name = { Value = "Daily Challenge: June 4, 2024" },
+                    Playlist =
                     {
-                        RequiredMods = [new APIMod(new OsuModTraceable())],
-                        AllowedMods = [new APIMod(new OsuModDoubleTime())]
-                    }
-                },
-                EndDate = { Value = DateTimeOffset.Now.AddHours(12) },
-                Category = { Value = RoomCategory.DailyChallenge }
-            };
-
-            AddStep("add room", () => API.Perform(new CreateRoomRequest(room)));
-            AddStep("set daily challenge info", () => metadataClient.DailyChallengeInfo.Value = new DailyChallengeInfo { RoomID = 1234 });
-
-            Screens.OnlinePlay.DailyChallenge.DailyChallenge screen = null!;
-            AddStep("push screen", () => LoadScreen(screen = new Screens.OnlinePlay.DailyChallenge.DailyChallenge(room)));
-            AddUntilStep("wait for screen", () => screen.IsCurrentScreen());
-            AddStep("daily challenge ended", () => metadataClient.DailyChallengeInfo.Value = null);
+                        new PlaylistItem(CreateAPIBeatmap(new OsuRuleset().RulesetInfo))
+                        {
+                            RequiredMods = [new APIMod(new OsuModTraceable())],
+                            AllowedMods = [new APIMod(new OsuModDoubleTime())]
+                        }
+                    },
+                    StartDate = { Value = DateTimeOffset.Now },
+                    EndDate = { Value = DateTimeOffset.Now.AddHours(24) },
+                    Category = { Value = RoomCategory.DailyChallenge }
+                }));
+            });
+            AddStep("signal client", () => metadataClient.DailyChallengeUpdated(new DailyChallengeInfo { RoomID = roomId }));
         }
     }
 }

osu.Game.Tests/Visual/Editing/TestSceneEditorSummaryTimeline.cs

@@ -24,7 +24,10 @@ namespace osu.Game.Tests.Visual.Editing
 
             beatmap.ControlPointInfo.Add(100000, new TimingControlPoint { BeatLength = 100 });
             beatmap.ControlPointInfo.Add(50000, new DifficultyControlPoint { SliderVelocity = 2 });
+            beatmap.ControlPointInfo.Add(80000, new EffectControlPoint { KiaiMode = true });
+            beatmap.ControlPointInfo.Add(110000, new EffectControlPoint { KiaiMode = false });
             beatmap.BeatmapInfo.Bookmarks = new[] { 75000, 125000 };
+            beatmap.Breaks.Add(new ManualBreakPeriod(90000, 120000));
 
             editorBeatmap = new EditorBeatmap(beatmap);
         }

osu.Game.Tests/Visual/Editing/TestSceneHitObjectSampleAdjustments.cs

@@ -7,6 +7,7 @@ using Humanizer;
 using NUnit.Framework;
 using osu.Framework.Input;
 using osu.Framework.Testing;
+using osu.Framework.Utils;
 using osu.Game.Audio;
 using osu.Game.Beatmaps;
 using osu.Game.Graphics.UserInterface;
@@ -307,6 +308,46 @@ namespace osu.Game.Tests.Visual.Editing
             hitObjectNodeHasSampleVolume(0, 1, 10);
         }
 
+        [Test]
+        public void TestSamplePointSeek()
+        {
+            AddStep("add slider", () =>
+            {
+                EditorBeatmap.Clear();
+                EditorBeatmap.Add(new Slider
+                {
+                    Position = new Vector2(256, 256),
+                    StartTime = 0,
+                    Path = new SliderPath(new[] { new PathControlPoint(Vector2.Zero), new PathControlPoint(new Vector2(250, 0)) }),
+                    Samples =
+                    {
+                        new HitSampleInfo(HitSampleInfo.HIT_NORMAL)
+                    },
+                    NodeSamples =
+                    {
+                        new List<HitSampleInfo> { new HitSampleInfo(HitSampleInfo.HIT_NORMAL) },
+                        new List<HitSampleInfo> { new HitSampleInfo(HitSampleInfo.HIT_NORMAL) },
+                    },
+                    RepeatCount = 1
+                });
+            });
+
+            seekSamplePiece(-1);
+            editorTimeIs(0);
+            samplePopoverIsOpen();
+            seekSamplePiece(-1);
+            editorTimeIs(0);
+            samplePopoverIsOpen();
+            seekSamplePiece(1);
+            editorTimeIs(406);
+            seekSamplePiece(1);
+            editorTimeIs(813);
+            seekSamplePiece(1);
+            editorTimeIs(1627);
+            seekSamplePiece(1);
+            editorTimeIs(1627);
+        }
+
         [Test]
         public void TestHotkeysMultipleSelectionWithSameSampleBank()
         {
@@ -548,6 +589,63 @@ namespace osu.Game.Tests.Visual.Editing
             hitObjectNodeHasSamples(2, 1, HitSampleInfo.HIT_NORMAL, HitSampleInfo.HIT_WHISTLE);
         }
 
+        [Test]
+        public void TestHotkeysUnifySliderSamplesAndNodeSamples()
+        {
+            AddStep("add slider", () =>
+            {
+                EditorBeatmap.Clear();
+                EditorBeatmap.Add(new Slider
+                {
+                    Position = new Vector2(256, 256),
+                    StartTime = 1000,
+                    Path = new SliderPath(new[] { new PathControlPoint(Vector2.Zero), new PathControlPoint(new Vector2(250, 0)) }),
+                    Samples =
+                    {
+                        new HitSampleInfo(HitSampleInfo.HIT_NORMAL, HitSampleInfo.BANK_SOFT),
+                        new HitSampleInfo(HitSampleInfo.HIT_WHISTLE, bank: HitSampleInfo.BANK_DRUM),
+                    },
+                    NodeSamples = new List<IList<HitSampleInfo>>
+                    {
+                        new List<HitSampleInfo>
+                        {
+                            new HitSampleInfo(HitSampleInfo.HIT_NORMAL, bank: HitSampleInfo.BANK_DRUM),
+                            new HitSampleInfo(HitSampleInfo.HIT_CLAP, bank: HitSampleInfo.BANK_DRUM),
+                        },
+                        new List<HitSampleInfo>
+                        {
+                            new HitSampleInfo(HitSampleInfo.HIT_NORMAL, bank: HitSampleInfo.BANK_SOFT),
+                            new HitSampleInfo(HitSampleInfo.HIT_WHISTLE, bank: HitSampleInfo.BANK_SOFT),
+                        },
+                    }
+                });
+            });
+            AddStep("select everything", () => EditorBeatmap.SelectedHitObjects.AddRange(EditorBeatmap.HitObjects));
+
+            AddStep("set soft bank", () =>
+            {
+                InputManager.PressKey(Key.LShift);
+                InputManager.Key(Key.E);
+                InputManager.ReleaseKey(Key.LShift);
+            });
+
+            hitObjectHasSampleBank(0, HitSampleInfo.BANK_SOFT);
+            hitObjectHasSamples(0, HitSampleInfo.HIT_NORMAL, HitSampleInfo.HIT_WHISTLE);
+            hitObjectNodeHasSampleBank(0, 0, HitSampleInfo.BANK_SOFT);
+            hitObjectNodeHasSamples(0, 0, HitSampleInfo.HIT_NORMAL, HitSampleInfo.HIT_CLAP);
+            hitObjectNodeHasSampleBank(0, 1, HitSampleInfo.BANK_SOFT);
+            hitObjectNodeHasSamples(0, 1, HitSampleInfo.HIT_NORMAL, HitSampleInfo.HIT_WHISTLE);
+
+            AddStep("unify whistle addition", () => InputManager.Key(Key.W));
+
+            hitObjectHasSampleBank(0, HitSampleInfo.BANK_SOFT);
+            hitObjectHasSamples(0, HitSampleInfo.HIT_NORMAL, HitSampleInfo.HIT_WHISTLE);
+            hitObjectNodeHasSampleBank(0, 0, HitSampleInfo.BANK_SOFT);
+            hitObjectNodeHasSamples(0, 0, HitSampleInfo.HIT_NORMAL, HitSampleInfo.HIT_CLAP, HitSampleInfo.HIT_WHISTLE);
+            hitObjectNodeHasSampleBank(0, 1, HitSampleInfo.BANK_SOFT);
+            hitObjectNodeHasSamples(0, 1, HitSampleInfo.HIT_NORMAL, HitSampleInfo.HIT_WHISTLE);
+        }
+
         [Test]
         public void TestSelectingObjectDoesNotMutateSamples()
         {
@@ -569,7 +667,7 @@ namespace osu.Game.Tests.Visual.Editing
 
         private void clickSamplePiece(int objectIndex) => AddStep($"click {objectIndex.ToOrdinalWords()} sample piece", () =>
         {
-            var samplePiece = this.ChildrenOfType<SamplePointPiece>().Single(piece => piece.HitObject == EditorBeatmap.HitObjects.ElementAt(objectIndex));
+            var samplePiece = this.ChildrenOfType<SamplePointPiece>().Single(piece => piece is not NodeSamplePointPiece && piece.HitObject == EditorBeatmap.HitObjects.ElementAt(objectIndex));
 
             InputManager.MoveMouseTo(samplePiece);
             InputManager.Click(MouseButton.Left);
@@ -583,6 +681,21 @@ namespace osu.Game.Tests.Visual.Editing
             InputManager.Click(MouseButton.Left);
         });
 
+        private void seekSamplePiece(int direction) => AddStep($"seek sample piece {direction}", () =>
+        {
+            InputManager.PressKey(Key.ControlLeft);
+            InputManager.PressKey(Key.ShiftLeft);
+            InputManager.Key(direction < 1 ? Key.Left : Key.Right);
+            InputManager.ReleaseKey(Key.ShiftLeft);
+            InputManager.ReleaseKey(Key.ControlLeft);
+        });
+
+        private void samplePopoverIsOpen() => AddUntilStep("sample popover is open", () =>
+        {
+            var popover = this.ChildrenOfType<SamplePointPiece.SampleEditPopover>().SingleOrDefault(o => o.IsPresent);
+            return popover != null;
+        });
+
         private void samplePopoverHasNoFocus() => AddUntilStep("sample popover textbox not focused", () =>
         {
             var popover = this.ChildrenOfType<SamplePointPiece.SampleEditPopover>().SingleOrDefault();
@@ -727,5 +840,7 @@ namespace osu.Game.Tests.Visual.Editing
             var h = EditorBeatmap.HitObjects.ElementAt(objectIndex) as IHasRepeats;
             return h is not null && h.NodeSamples[nodeIndex].Where(o => o.Name != HitSampleInfo.HIT_NORMAL).All(o => o.Bank == bank);
         });
+
+        private void editorTimeIs(double time) => AddAssert($"editor time is {time}", () => Precision.AlmostEquals(EditorClock.CurrentTimeAccurate, time, 1));
     }
 }

osu.Game.Tests/Visual/Editing/TestSceneOpenEditorTimestamp.cs

@@ -36,7 +36,7 @@ namespace osu.Game.Tests.Visual.Editing
                 () => Is.EqualTo(1));
 
             AddStep("enter song select", () => Game.ChildrenOfType<ButtonSystem>().Single().OnSolo?.Invoke());
-            AddUntilStep("entered song select", () => Game.ScreenStack.CurrentScreen is PlaySongSelect);
+            AddUntilStep("entered song select", () => Game.ScreenStack.CurrentScreen is PlaySongSelect songSelect && songSelect.BeatmapSetsLoaded);
 
             addStepClickLink("00:00:000 (1)", waitForSeek: false);
             AddUntilStep("received 'must be in edit'",
@@ -138,7 +138,7 @@ namespace osu.Game.Tests.Visual.Editing
             AddUntilStep("Wait for song select", () =>
                 Game.Beatmap.Value.BeatmapSetInfo.Equals(beatmapSet)
                 && Game.ScreenStack.CurrentScreen is PlaySongSelect songSelect
-                && songSelect.IsLoaded
+                && songSelect.BeatmapSetsLoaded
             );
             AddStep("Switch ruleset", () => Game.Ruleset.Value = ruleset);
             AddStep("Open editor for ruleset", () =>

osu.Game.Tests/Visual/Editing/TestScenePlacementBlueprint.cs

@@ -96,32 +96,6 @@ namespace osu.Game.Tests.Visual.Editing
             AddAssert("slider placed", () => EditorBeatmap.HitObjects.Count, () => Is.EqualTo(1));
         }
 
-        [Test]
-        public void TestCommitPlacementViaGlobalAction()
-        {
-            Playfield playfield = null!;
-
-            AddStep("select slider placement tool", () => InputManager.Key(Key.Number3));
-            AddStep("move mouse to top left of playfield", () =>
-            {
-                playfield = this.ChildrenOfType<Playfield>().Single();
-                var location = (3 * playfield.ScreenSpaceDrawQuad.TopLeft + playfield.ScreenSpaceDrawQuad.BottomRight) / 4;
-                InputManager.MoveMouseTo(location);
-            });
-            AddStep("begin placement", () => InputManager.Click(MouseButton.Left));
-            AddStep("move mouse to bottom right of playfield", () =>
-            {
-                var location = (playfield.ScreenSpaceDrawQuad.TopLeft + 3 * playfield.ScreenSpaceDrawQuad.BottomRight) / 4;
-                InputManager.MoveMouseTo(location);
-            });
-            AddStep("confirm via global action", () =>
-            {
-                globalActionContainer.TriggerPressed(GlobalAction.Select);
-                globalActionContainer.TriggerReleased(GlobalAction.Select);
-            });
-            AddAssert("slider placed", () => EditorBeatmap.HitObjects.Count, () => Is.EqualTo(1));
-        }
-
         [Test]
         public void TestAbortPlacementViaGlobalAction()
         {
@@ -272,11 +246,7 @@ namespace osu.Game.Tests.Visual.Editing
                 var location = (playfield.ScreenSpaceDrawQuad.TopLeft + 3 * playfield.ScreenSpaceDrawQuad.BottomRight) / 4;
                 InputManager.MoveMouseTo(location);
             });
-            AddStep("confirm via global action", () =>
-            {
-                globalActionContainer.TriggerPressed(GlobalAction.Select);
-                globalActionContainer.TriggerReleased(GlobalAction.Select);
-            });
+            AddStep("confirm via right click", () => InputManager.Click(MouseButton.Right));
             AddAssert("slider placed", () => EditorBeatmap.HitObjects.Count, () => Is.EqualTo(1));
 
             AddAssert("slider samples have drum bank", () => EditorBeatmap.HitObjects[0].Samples.All(s => s.Bank == HitSampleInfo.BANK_DRUM));

osu.Game.Tests/Visual/Editing/TestSceneTimingScreen.cs

@@ -114,40 +114,6 @@ namespace osu.Game.Tests.Visual.Editing
             });
         }
 
-        [Test]
-        public void TestTrackingCurrentTimeWhileRunning()
-        {
-            AddStep("Select first effect point", () =>
-            {
-                InputManager.MoveMouseTo(Child.ChildrenOfType<EffectRowAttribute>().First());
-                InputManager.Click(MouseButton.Left);
-            });
-
-            AddUntilStep("Selection changed", () => timingScreen.SelectedGroup.Value.Time == 54670);
-            AddUntilStep("Ensure seeked to correct time", () => EditorClock.CurrentTimeAccurate == 54670);
-
-            AddStep("Seek to just before next point", () => EditorClock.Seek(69000));
-            AddStep("Start clock", () => EditorClock.Start());
-
-            AddUntilStep("Selection changed", () => timingScreen.SelectedGroup.Value.Time == 69670);
-        }
-
-        [Test]
-        public void TestTrackingCurrentTimeWhilePaused()
-        {
-            AddStep("Select first effect point", () =>
-            {
-                InputManager.MoveMouseTo(Child.ChildrenOfType<EffectRowAttribute>().First());
-                InputManager.Click(MouseButton.Left);
-            });
-
-            AddUntilStep("Selection changed", () => timingScreen.SelectedGroup.Value.Time == 54670);
-            AddUntilStep("Ensure seeked to correct time", () => EditorClock.CurrentTimeAccurate == 54670);
-
-            AddStep("Seek to later", () => EditorClock.Seek(80000));
-            AddUntilStep("Selection changed", () => timingScreen.SelectedGroup.Value.Time == 69670);
-        }
-
         [Test]
         public void TestScrollControlGroupIntoView()
         {

osu.Game.Tests/Visual/Gameplay/TestSceneBeatmapOffsetControl.cs

@@ -5,6 +5,7 @@ using System.Linq;
 using NUnit.Framework;
 using osu.Framework.Graphics;
 using osu.Framework.Testing;
+using osu.Game.Beatmaps;
 using osu.Game.Overlays.Settings;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Osu.Mods;
@@ -136,6 +137,59 @@ namespace osu.Game.Tests.Visual.Gameplay
             AddAssert("No calibration button", () => !offsetControl.ChildrenOfType<SettingsButton>().Any());
         }
 
+        [Test]
+        public void TestCalibrationFromNonZeroWithImmediateReferenceScore()
+        {
+            const double average_error = -4.5;
+            const double initial_offset = -2;
+
+            AddStep("Set beatmap offset non-neutral", () => Realm.Write(r =>
+            {
+                r.Add(new BeatmapInfo
+                {
+                    ID = Beatmap.Value.BeatmapInfo.ID,
+                    Ruleset = Beatmap.Value.BeatmapInfo.Ruleset,
+                    UserSettings =
+                    {
+                        Offset = initial_offset,
+                    }
+                });
+            }));
+
+            AddStep("Create control with preloaded reference score", () =>
+            {
+                Child = new PlayerSettingsGroup("Some settings")
+                {
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre,
+                    Children = new Drawable[]
+                    {
+                        offsetControl = new BeatmapOffsetControl
+                        {
+                            ReferenceScore =
+                            {
+                                Value = new ScoreInfo
+                                {
+                                    HitEvents = TestSceneHitEventTimingDistributionGraph.CreateDistributedHitEvents(average_error),
+                                    BeatmapInfo = Beatmap.Value.BeatmapInfo,
+                                }
+                            }
+                        }
+                    }
+                };
+            });
+
+            AddUntilStep("Has calibration button", () => offsetControl.ChildrenOfType<SettingsButton>().Any());
+            AddStep("Press button", () => offsetControl.ChildrenOfType<SettingsButton>().Single().TriggerClick());
+            AddAssert("Offset is adjusted", () => offsetControl.Current.Value, () => Is.EqualTo(initial_offset - average_error));
+
+            AddUntilStep("Button is disabled", () => !offsetControl.ChildrenOfType<SettingsButton>().Single().Enabled.Value);
+            AddStep("Remove reference score", () => offsetControl.ReferenceScore.Value = null);
+            AddAssert("No calibration button", () => !offsetControl.ChildrenOfType<SettingsButton>().Any());
+
+            AddStep("Clean up beatmap", () => Realm.Write(r => r.RemoveAll<BeatmapInfo>()));
+        }
+
         [Test]
         public void TestCalibrationNoChange()
         {

osu.Game.Tests/Visual/Gameplay/TestSceneBeatmapSkinFallbacks.cs

@@ -37,8 +37,8 @@ namespace osu.Game.Tests.Visual.Gameplay
         public void TestEmptyLegacyBeatmapSkinFallsBack()
         {
             CreateSkinTest(TrianglesSkin.CreateInfo(), () => new LegacyBeatmapSkin(new BeatmapInfo(), null));
-            AddUntilStep("wait for hud load", () => Player.ChildrenOfType<SkinComponentsContainer>().All(c => c.ComponentsLoaded));
-            AddAssert("hud from default skin", () => AssertComponentsFromExpectedSource(SkinComponentsContainerLookup.TargetArea.MainHUDComponents, skinManager.CurrentSkin.Value));
+            AddUntilStep("wait for hud load", () => Player.ChildrenOfType<SkinnableContainer>().All(c => c.ComponentsLoaded));
+            AddAssert("hud from default skin", () => AssertComponentsFromExpectedSource(GlobalSkinnableContainers.MainHUDComponents, skinManager.CurrentSkin.Value));
         }
 
         protected void CreateSkinTest(SkinInfo gameCurrentSkin, Func<ISkin> getBeatmapSkin)
@@ -53,9 +53,9 @@ namespace osu.Game.Tests.Visual.Gameplay
             });
         }
 
-        protected bool AssertComponentsFromExpectedSource(SkinComponentsContainerLookup.TargetArea target, ISkin expectedSource)
+        protected bool AssertComponentsFromExpectedSource(GlobalSkinnableContainers target, ISkin expectedSource)
         {
-            var targetContainer = Player.ChildrenOfType<SkinComponentsContainer>().First(s => s.Lookup.Target == target);
+            var targetContainer = Player.ChildrenOfType<SkinnableContainer>().First(s => s.Lookup.Lookup == target);
             var actualComponentsContainer = targetContainer.ChildrenOfType<Container>().SingleOrDefault(c => c.Parent == targetContainer);
 
             if (actualComponentsContainer == null)
@@ -63,7 +63,7 @@ namespace osu.Game.Tests.Visual.Gameplay
 
             var actualInfo = actualComponentsContainer.CreateSerialisedInfo();
 
-            var expectedComponentsContainer = expectedSource.GetDrawableComponent(new SkinComponentsContainerLookup(target)) as Container;
+            var expectedComponentsContainer = expectedSource.GetDrawableComponent(new GlobalSkinnableContainerLookup(target)) as Container;
             if (expectedComponentsContainer == null)
                 return false;
 

osu.Game.Tests/Visual/Gameplay/TestSceneBreakTracker.cs

@@ -7,9 +7,13 @@ using System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;
 using osu.Framework.Graphics;
+using osu.Framework.Graphics.Shapes;
 using osu.Framework.Timing;
 using osu.Game.Beatmaps.Timing;
+using osu.Game.Rulesets.Osu;
+using osu.Game.Rulesets.Scoring;
 using osu.Game.Screens.Play;
+using osuTK.Graphics;
 
 namespace osu.Game.Tests.Visual.Gameplay
 {
@@ -28,14 +32,20 @@ namespace osu.Game.Tests.Visual.Gameplay
 
         public TestSceneBreakTracker()
         {
-            AddRange(new Drawable[]
+            Children = new Drawable[]
             {
+                new Box
+                {
+                    Colour = Color4.White,
+                    RelativeSizeAxes = Axes.Both,
+                },
                 breakTracker = new TestBreakTracker(),
-                breakOverlay = new BreakOverlay(true, null)
+                breakOverlay = new BreakOverlay(true, new ScoreProcessor(new OsuRuleset()))
                 {
                     ProcessCustomClock = false,
+                    BreakTracker = breakTracker,
                 }
-            });
+            };
         }
 
         protected override void Update()
@@ -48,9 +58,6 @@ namespace osu.Game.Tests.Visual.Gameplay
         [Test]
         public void TestShowBreaks()
         {
-            setClock(false);
-
-            addShowBreakStep(2);
             addShowBreakStep(5);
             addShowBreakStep(15);
         }
@@ -115,7 +122,7 @@ namespace osu.Game.Tests.Visual.Gameplay
         {
             AddStep($"show '{seconds}s' break", () =>
             {
-                breakOverlay.Breaks = breakTracker.Breaks = new List<BreakPeriod>
+                breakTracker.Breaks = new List<BreakPeriod>
                 {
                     new BreakPeriod(Clock.CurrentTime, Clock.CurrentTime + seconds * 1000)
                 };
@@ -129,7 +136,7 @@ namespace osu.Game.Tests.Visual.Gameplay
 
         private void loadBreaksStep(string breakDescription, IReadOnlyList<BreakPeriod> breaks)
         {
-            AddStep($"load {breakDescription}", () => breakOverlay.Breaks = breakTracker.Breaks = breaks);
+            AddStep($"load {breakDescription}", () => breakTracker.Breaks = breaks);
             seekAndAssertBreak("seek back to 0", 0, false);
         }
 
@@ -175,6 +182,7 @@ namespace osu.Game.Tests.Visual.Gameplay
             }
 
             public TestBreakTracker()
+                : base(0, new ScoreProcessor(new OsuRuleset()))
             {
                 FramedManualClock = new FramedClock(manualClock = new ManualClock());
                 ProcessCustomClock = false;

osu.Game.Tests/Visual/Gameplay/TestSceneHUDOverlay.cs

@@ -43,7 +43,7 @@ namespace osu.Game.Tests.Visual.Gameplay
         private readonly IGameplayClock gameplayClock = new GameplayClockContainer(new TrackVirtual(60000), false, false);
 
         // best way to check without exposing.
-        private Drawable hideTarget => hudOverlay.ChildrenOfType<SkinComponentsContainer>().First();
+        private Drawable hideTarget => hudOverlay.ChildrenOfType<SkinnableContainer>().First();
         private Drawable keyCounterContent => hudOverlay.ChildrenOfType<KeyCounterDisplay>().First().ChildrenOfType<Drawable>().Skip(1).First();
 
         public TestSceneHUDOverlay()
@@ -174,6 +174,7 @@ namespace osu.Game.Tests.Visual.Gameplay
                 holdForMenu.Action += () => activated = true;
             });
 
+            AddStep("set hold button always visible", () => localConfig.SetValue(OsuSetting.AlwaysShowHoldForMenuButton, true));
             AddStep("set showhud false", () => hudOverlay.ShowHud.Value = false);
             AddUntilStep("hidetarget is hidden", () => hideTarget.Alpha, () => Is.LessThanOrEqualTo(0));
 
@@ -214,6 +215,7 @@ namespace osu.Game.Tests.Visual.Gameplay
                 progress.ChildrenOfType<ArgonSongProgressBar>().Single().OnSeek += _ => seeked = true;
             });
 
+            AddStep("set hold button always visible", () => localConfig.SetValue(OsuSetting.AlwaysShowHoldForMenuButton, true));
             AddStep("set showhud false", () => hudOverlay.ShowHud.Value = false);
             AddUntilStep("hidetarget is hidden", () => hideTarget.Alpha, () => Is.LessThanOrEqualTo(0));
 
@@ -240,8 +242,8 @@ namespace osu.Game.Tests.Visual.Gameplay
 
             createNew();
 
-            AddUntilStep("wait for components to be hidden", () => hudOverlay.ChildrenOfType<SkinComponentsContainer>().Single().Alpha == 0);
-            AddUntilStep("wait for hud load", () => hudOverlay.ChildrenOfType<SkinComponentsContainer>().All(c => c.ComponentsLoaded));
+            AddUntilStep("wait for components to be hidden", () => hudOverlay.ChildrenOfType<SkinnableContainer>().Single().Alpha == 0);
+            AddUntilStep("wait for hud load", () => hudOverlay.ChildrenOfType<SkinnableContainer>().All(c => c.ComponentsLoaded));
 
             AddStep("bind on update", () =>
             {
@@ -258,10 +260,10 @@ namespace osu.Game.Tests.Visual.Gameplay
 
             createNew();
 
-            AddUntilStep("wait for components to be hidden", () => hudOverlay.ChildrenOfType<SkinComponentsContainer>().Single().Alpha == 0);
+            AddUntilStep("wait for components to be hidden", () => hudOverlay.ChildrenOfType<SkinnableContainer>().Single().Alpha == 0);
 
-            AddStep("reload components", () => hudOverlay.ChildrenOfType<SkinComponentsContainer>().Single().Reload());
-            AddUntilStep("skinnable components loaded", () => hudOverlay.ChildrenOfType<SkinComponentsContainer>().Single().ComponentsLoaded);
+            AddStep("reload components", () => hudOverlay.ChildrenOfType<SkinnableContainer>().Single().Reload());
+            AddUntilStep("skinnable components loaded", () => hudOverlay.ChildrenOfType<SkinnableContainer>().Single().ComponentsLoaded);
         }
 
         private void createNew(Action<HUDOverlay>? action = null)

osu.Game.Tests/Visual/Gameplay/TestSceneHoldForMenuButton.cs

@@ -1,13 +1,13 @@
 // 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.
 
-#nullable disable
-
 using System.Linq;
 using NUnit.Framework;
+using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Testing;
+using osu.Game.Configuration;
 using osu.Game.Screens.Play.HUD;
 using osuTK;
 using osuTK.Input;
@@ -21,11 +21,19 @@ namespace osu.Game.Tests.Visual.Gameplay
 
         protected override double TimePerAction => 100; // required for the early exit test, since hold-to-confirm delay is 200ms
 
-        private HoldForMenuButton holdForMenuButton;
+        private HoldForMenuButton holdForMenuButton = null!;
+
+        [Resolved]
+        private OsuConfigManager config { get; set; } = null!;
 
         [SetUpSteps]
         public void SetUpSteps()
         {
+            AddStep("set button always on", () =>
+            {
+                config.SetValue(OsuSetting.AlwaysShowHoldForMenuButton, true);
+            });
+
             AddStep("create button", () =>
             {
                 exitAction = false;

osu.Game.Tests/Visual/Gameplay/TestSceneLeadIn.cs

@@ -27,6 +27,7 @@ namespace osu.Game.Tests.Visual.Gameplay
         [TestCase(2000, 0)]
         [TestCase(3000, first_hit_object - 3000)]
         [TestCase(10000, first_hit_object - 10000)]
+        [FlakyTest]
         public void TestLeadInProducesCorrectStartTime(double leadIn, double expectedStartTime)
         {
             loadPlayerWithBeatmap(new TestBeatmap(new OsuRuleset().RulesetInfo)
@@ -41,6 +42,7 @@ namespace osu.Game.Tests.Visual.Gameplay
         [TestCase(0, 0)]
         [TestCase(-1000, -1000)]
         [TestCase(-10000, -10000)]
+        [FlakyTest]
         public void TestStoryboardProducesCorrectStartTimeSimpleAlpha(double firstStoryboardEvent, double expectedStartTime)
         {
             var storyboard = new Storyboard();
@@ -64,6 +66,7 @@ namespace osu.Game.Tests.Visual.Gameplay
         [TestCase(0, 0, true)]
         [TestCase(-1000, -1000, true)]
         [TestCase(-10000, -10000, true)]
+        [FlakyTest]
         public void TestStoryboardProducesCorrectStartTimeFadeInAfterOtherEvents(double firstStoryboardEvent, double expectedStartTime, bool addEventToLoop)
         {
             const double loop_start_time = -20000;

osu.Game.Tests/Visual/Gameplay/TestScenePause.cs

@@ -320,6 +320,8 @@ namespace osu.Game.Tests.Visual.Gameplay
         [Test]
         public void TestExitViaHoldToExit()
         {
+            AddStep("set hold button always visible", () => LocalConfig.SetValue(OsuSetting.AlwaysShowHoldForMenuButton, true));
+
             AddStep("exit", () =>
             {
                 InputManager.MoveMouseTo(Player.HUDOverlay.HoldToQuit.First(c => c is HoldToConfirmContainer));

osu.Game.Tests/Visual/Gameplay/TestScenePauseInputHandling.cs

@@ -47,6 +47,16 @@ namespace osu.Game.Tests.Visual.Gameplay
                 {
                     Position = OsuPlayfield.BASE_SIZE / 2,
                     StartTime = 5000,
+                },
+                new HitCircle
+                {
+                    Position = OsuPlayfield.BASE_SIZE / 2,
+                    StartTime = 10000,
+                },
+                new HitCircle
+                {
+                    Position = OsuPlayfield.BASE_SIZE / 2,
+                    StartTime = 15000,
                 }
             }
         };
@@ -256,7 +266,7 @@ namespace osu.Game.Tests.Visual.Gameplay
         }
 
         [Test]
-        public void TestOsuRegisterInputFromPressingOrangeCursorButPressIsBlocked()
+        public void TestOsuHitCircleNotReceivingInputOnResume()
         {
             KeyCounter counter = null!;
 
@@ -281,19 +291,82 @@ namespace osu.Game.Tests.Visual.Gameplay
             AddAssert("button is released in kbc", () => !Player.DrawableRuleset.Playfield.FindClosestParent<OsuInputManager>()!.PressedActions.Any());
         }
 
+        [Test]
+        public void TestOsuHitCircleNotReceivingInputOnResume_PauseWhileHoldingSameKey()
+        {
+            KeyCounter counter = null!;
+
+            loadPlayer(() => new OsuRuleset());
+            AddStep("get key counter", () => counter = this.ChildrenOfType<KeyCounter>().Single(k => k.Trigger is KeyCounterActionTrigger<OsuAction> actionTrigger && actionTrigger.Action == OsuAction.LeftButton));
+
+            AddStep("press Z", () => InputManager.PressKey(Key.Z));
+            AddAssert("circle hit", () => Player.ScoreProcessor.HighestCombo.Value, () => Is.EqualTo(1));
+
+            AddStep("pause", () => Player.Pause());
+            AddStep("release Z", () => InputManager.ReleaseKey(Key.Z));
+
+            AddStep("resume", () => Player.Resume());
+            AddStep("go to resume cursor", () => InputManager.MoveMouseTo(this.ChildrenOfType<OsuResumeOverlay.OsuClickToResumeCursor>().Single()));
+            AddStep("press Z to resume", () => InputManager.PressKey(Key.Z));
+            AddStep("release Z", () => InputManager.ReleaseKey(Key.Z));
+
+            checkKey(() => counter, 1, false);
+
+            seekTo(5000);
+
+            AddStep("press Z", () => InputManager.PressKey(Key.Z));
+
+            checkKey(() => counter, 2, true);
+            AddAssert("circle hit", () => Player.ScoreProcessor.HighestCombo.Value, () => Is.EqualTo(2));
+
+            AddStep("release Z", () => InputManager.ReleaseKey(Key.Z));
+            checkKey(() => counter, 2, false);
+        }
+
+        [Test]
+        public void TestOsuHitCircleNotReceivingInputOnResume_PauseWhileHoldingOtherKey()
+        {
+            loadPlayer(() => new OsuRuleset());
+
+            AddStep("press X", () => InputManager.PressKey(Key.X));
+            AddAssert("circle hit", () => Player.ScoreProcessor.HighestCombo.Value, () => Is.EqualTo(1));
+
+            seekTo(5000);
+
+            AddStep("pause", () => Player.Pause());
+            AddStep("release X", () => InputManager.ReleaseKey(Key.X));
+
+            AddStep("resume", () => Player.Resume());
+            AddStep("go to resume cursor", () => InputManager.MoveMouseTo(this.ChildrenOfType<OsuResumeOverlay.OsuClickToResumeCursor>().Single()));
+            AddStep("press Z to resume", () => InputManager.PressKey(Key.Z));
+            AddStep("release Z", () => InputManager.ReleaseKey(Key.Z));
+
+            AddAssert("circle not hit", () => Player.ScoreProcessor.HighestCombo.Value, () => Is.EqualTo(1));
+
+            AddStep("press X", () => InputManager.PressKey(Key.X));
+            AddStep("release X", () => InputManager.ReleaseKey(Key.X));
+
+            AddAssert("circle hit", () => Player.ScoreProcessor.HighestCombo.Value, () => Is.EqualTo(2));
+        }
+
         private void loadPlayer(Func<Ruleset> createRuleset)
         {
             AddStep("set ruleset", () => currentRuleset = createRuleset());
             AddStep("load player", LoadPlayer);
             AddUntilStep("player loaded", () => Player.IsLoaded && Player.Alpha == 1);
-            AddUntilStep("wait for hud", () => Player.HUDOverlay.ChildrenOfType<SkinComponentsContainer>().All(s => s.ComponentsLoaded));
+            AddUntilStep("wait for hud", () => Player.HUDOverlay.ChildrenOfType<SkinnableContainer>().All(s => s.ComponentsLoaded));
 
-            AddStep("seek to gameplay", () => Player.GameplayClockContainer.Seek(0));
-            AddUntilStep("wait for seek to finish", () => Player.DrawableRuleset.FrameStableClock.CurrentTime, () => Is.EqualTo(0).Within(500));
+            seekTo(0);
             AddAssert("not in break", () => !Player.IsBreakTime.Value);
             AddStep("move cursor to center", () => InputManager.MoveMouseTo(Player.DrawableRuleset.Playfield));
         }
 
+        private void seekTo(double time)
+        {
+            AddStep($"seek to {time}ms", () => Player.GameplayClockContainer.Seek(time));
+            AddUntilStep("wait for seek to finish", () => Player.DrawableRuleset.FrameStableClock.CurrentTime, () => Is.EqualTo(time).Within(500));
+        }
+
         private void checkKey(Func<KeyCounter> counter, int count, bool active)
         {
             AddAssert($"key count = {count}", () => counter().CountPresses.Value, () => Is.EqualTo(count));

osu.Game.Tests/Visual/Gameplay/TestScenePlayerScoreSubmission.cs

@@ -8,7 +8,9 @@ using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using NUnit.Framework;
+using osu.Framework.Graphics.Containers;
 using osu.Framework.Screens;
+using osu.Framework.Testing;
 using osu.Game.Beatmaps;
 using osu.Game.Online.API;
 using osu.Game.Online.Rooms;
@@ -26,6 +28,7 @@ using osu.Game.Scoring;
 using osu.Game.Screens.Play;
 using osu.Game.Screens.Ranking;
 using osu.Game.Tests.Beatmaps;
+using osuTK.Input;
 
 namespace osu.Game.Tests.Visual.Gameplay
 {
@@ -177,6 +180,30 @@ namespace osu.Game.Tests.Visual.Gameplay
             AddAssert("ensure no submission", () => Player.SubmittedScore == null);
         }
 
+        [Test]
+        public void TestEmptyFailStillImports()
+        {
+            prepareTestAPI(true);
+
+            createPlayerTest(true);
+
+            AddUntilStep("wait for token request", () => Player.TokenCreationRequested);
+
+            AddUntilStep("wait for fail", () => Player.GameplayState.HasFailed);
+            AddUntilStep("wait for fail overlay", () => Player.FailOverlay.State.Value, () => Is.EqualTo(Visibility.Visible));
+
+            AddStep("attempt import", () =>
+            {
+                InputManager.MoveMouseTo(Player.ChildrenOfType<SaveFailedScoreButton>().Single());
+                InputManager.Click(MouseButton.Left);
+            });
+            AddUntilStep("wait for import to start", () => Player.ScoreImportStarted);
+            AddStep("allow import", () => Player.AllowImportCompletion.Release());
+
+            AddUntilStep("import completed", () => Player.ImportedScore, () => Is.Not.Null);
+            AddAssert("ensure no submission", () => Player.SubmittedScore, () => Is.Null);
+        }
+
         [Test]
         public void TestSubmissionOnFail()
         {
@@ -378,6 +405,8 @@ namespace osu.Game.Tests.Visual.Gameplay
             public SemaphoreSlim AllowImportCompletion { get; }
             public Score ImportedScore { get; private set; }
 
+            public new FailOverlay FailOverlay => base.FailOverlay;
+
             public FakeImportingPlayer(bool allowPause = true, bool showResults = true, bool pauseOnFocusLost = false)
                 : base(allowPause, showResults, pauseOnFocusLost)
             {

osu.Game.Tests/Visual/Gameplay/TestSceneSkinEditor.cs

@@ -46,7 +46,7 @@ namespace osu.Game.Tests.Visual.Gameplay
         [Resolved]
         private SkinManager skins { get; set; } = null!;
 
-        private SkinComponentsContainer targetContainer => Player.ChildrenOfType<SkinComponentsContainer>().First();
+        private SkinnableContainer targetContainer => Player.ChildrenOfType<SkinnableContainer>().First();
 
         [SetUpSteps]
         public override void SetUpSteps()
@@ -75,7 +75,7 @@ namespace osu.Game.Tests.Visual.Gameplay
 
             AddStep("Add big black boxes", () =>
             {
-                var target = Player.ChildrenOfType<SkinComponentsContainer>().First();
+                var target = Player.ChildrenOfType<SkinnableContainer>().First();
                 target.Add(box1 = new BigBlackBox
                 {
                     Position = new Vector2(-90),
@@ -200,14 +200,14 @@ namespace osu.Game.Tests.Visual.Gameplay
         [Test]
         public void TestUndoEditHistory()
         {
-            SkinComponentsContainer firstTarget = null!;
+            SkinnableContainer firstTarget = null!;
             TestSkinEditorChangeHandler changeHandler = null!;
             byte[] defaultState = null!;
             IEnumerable<ISerialisableDrawable> testComponents = null!;
 
             AddStep("Load necessary things", () =>
             {
-                firstTarget = Player.ChildrenOfType<SkinComponentsContainer>().First();
+                firstTarget = Player.ChildrenOfType<SkinnableContainer>().First();
                 changeHandler = new TestSkinEditorChangeHandler(firstTarget);
 
                 changeHandler.SaveState();
@@ -377,11 +377,11 @@ namespace osu.Game.Tests.Visual.Gameplay
                 () => Is.EqualTo(3));
         }
 
-        private SkinComponentsContainer globalHUDTarget => Player.ChildrenOfType<SkinComponentsContainer>()
-                                                                 .Single(c => c.Lookup.Target == SkinComponentsContainerLookup.TargetArea.MainHUDComponents && c.Lookup.Ruleset == null);
+        private SkinnableContainer globalHUDTarget => Player.ChildrenOfType<SkinnableContainer>()
+                                                            .Single(c => c.Lookup.Lookup == GlobalSkinnableContainers.MainHUDComponents && c.Lookup.Ruleset == null);
 
-        private SkinComponentsContainer rulesetHUDTarget => Player.ChildrenOfType<SkinComponentsContainer>()
-                                                                  .Single(c => c.Lookup.Target == SkinComponentsContainerLookup.TargetArea.MainHUDComponents && c.Lookup.Ruleset != null);
+        private SkinnableContainer rulesetHUDTarget => Player.ChildrenOfType<SkinnableContainer>()
+                                                             .Single(c => c.Lookup.Lookup == GlobalSkinnableContainers.MainHUDComponents && c.Lookup.Ruleset != null);
 
         [Test]
         public void TestMigrationArgon()

osu.Game.Tests/Visual/Gameplay/TestSceneSkinEditorComponentsList.cs

@@ -20,7 +20,7 @@ namespace osu.Game.Tests.Visual.Gameplay
         [Test]
         public void TestToggleEditor()
         {
-            var skinComponentsContainer = new SkinComponentsContainer(new SkinComponentsContainerLookup(SkinComponentsContainerLookup.TargetArea.SongSelect));
+            var skinComponentsContainer = new SkinnableContainer(new GlobalSkinnableContainerLookup(GlobalSkinnableContainers.SongSelect));
 
             AddStep("show available components", () => SetContents(_ => new SkinComponentToolbox(skinComponentsContainer, null)
             {

osu.Game.Tests/Visual/Gameplay/TestSceneSkinnableHUDOverlay.cs

@@ -45,7 +45,7 @@ namespace osu.Game.Tests.Visual.Gameplay
         private IEnumerable<HUDOverlay> hudOverlays => CreatedDrawables.OfType<HUDOverlay>();
 
         // best way to check without exposing.
-        private Drawable hideTarget => hudOverlay.ChildrenOfType<SkinComponentsContainer>().First();
+        private Drawable hideTarget => hudOverlay.ChildrenOfType<SkinnableContainer>().First();
         private Drawable keyCounterFlow => hudOverlay.ChildrenOfType<KeyCounterDisplay>().First().ChildrenOfType<FillFlowContainer<KeyCounter>>().Single();
 
         public TestSceneSkinnableHUDOverlay()
@@ -101,7 +101,7 @@ namespace osu.Game.Tests.Visual.Gameplay
             });
             AddUntilStep("HUD overlay loaded", () => hudOverlay.IsAlive);
             AddUntilStep("components container loaded",
-                () => hudOverlay.ChildrenOfType<SkinComponentsContainer>().Any(scc => scc.ComponentsLoaded));
+                () => hudOverlay.ChildrenOfType<SkinnableContainer>().Any(scc => scc.ComponentsLoaded));
         }
 
         protected override Ruleset CreateRulesetForSkinProvider() => new OsuRuleset();

osu.Game.Tests/Visual/Menus/TestSceneStarFountain.cs

@@ -4,17 +4,17 @@
 using System.Linq;
 using NUnit.Framework;
 using osu.Framework.Graphics;
-using osu.Framework.Testing;
 using osu.Framework.Utils;
 using osu.Game.Screens.Menu;
+using osu.Game.Screens.Play;
 
 namespace osu.Game.Tests.Visual.Menus
 {
     [TestFixture]
     public partial class TestSceneStarFountain : OsuTestScene
     {
-        [SetUpSteps]
-        public void SetUpSteps()
+        [Test]
+        public void TestMenu()
         {
             AddStep("make fountains", () =>
             {
@@ -34,11 +34,7 @@ namespace osu.Game.Tests.Visual.Menus
                     },
                 };
             });
-        }
 
-        [Test]
-        public void TestPew()
-        {
             AddRepeatStep("activate fountains sometimes", () =>
             {
                 foreach (var fountain in Children.OfType<StarFountain>())
@@ -48,5 +44,34 @@ namespace osu.Game.Tests.Visual.Menus
                 }
             }, 150);
         }
+
+        [Test]
+        public void TestGameplay()
+        {
+            AddStep("make fountains", () =>
+            {
+                Children = new[]
+                {
+                    new KiaiGameplayFountains.GameplayStarFountain
+                    {
+                        Anchor = Anchor.BottomLeft,
+                        Origin = Anchor.BottomLeft,
+                        X = 75,
+                    },
+                    new KiaiGameplayFountains.GameplayStarFountain
+                    {
+                        Anchor = Anchor.BottomRight,
+                        Origin = Anchor.BottomRight,
+                        X = -75,
+                    },
+                };
+            });
+
+            AddStep("activate fountains", () =>
+            {
+                ((StarFountain)Children[0]).Shoot(1);
+                ((StarFountain)Children[1]).Shoot(-1);
+            });
+        }
     }
 }

osu.Game.Tests/Visual/Menus/TestSceneToolbarUserButton.cs

@@ -97,6 +97,7 @@ namespace osu.Game.Tests.Visual.Menus
         public void TestTransientUserStatisticsDisplay()
         {
             AddStep("Log in", () => dummyAPI.Login("wang", "jang"));
+
             AddStep("Gain", () =>
             {
                 var transientUpdateDisplay = this.ChildrenOfType<TransientUserStatisticsUpdateDisplay>().Single();
@@ -113,6 +114,7 @@ namespace osu.Game.Tests.Visual.Menus
                         PP = 1357
                     });
             });
+
             AddStep("Loss", () =>
             {
                 var transientUpdateDisplay = this.ChildrenOfType<TransientUserStatisticsUpdateDisplay>().Single();
@@ -129,7 +131,9 @@ namespace osu.Game.Tests.Visual.Menus
                         PP = 1234
                     });
             });
-            AddStep("No change", () =>
+
+            // Tests flooring logic works as expected.
+            AddStep("Tiny increase in PP", () =>
             {
                 var transientUpdateDisplay = this.ChildrenOfType<TransientUserStatisticsUpdateDisplay>().Single();
                 transientUpdateDisplay.LatestUpdate.Value = new UserStatisticsUpdate(
@@ -137,14 +141,32 @@ namespace osu.Game.Tests.Visual.Menus
                     new UserStatistics
                     {
                         GlobalRank = 111_111,
-                        PP = 1357
+                        PP = 1357.6m
                     },
                     new UserStatistics
                     {
                         GlobalRank = 111_111,
-                        PP = 1357
+                        PP = 1358.1m
                     });
             });
+
+            AddStep("No change 1", () =>
+            {
+                var transientUpdateDisplay = this.ChildrenOfType<TransientUserStatisticsUpdateDisplay>().Single();
+                transientUpdateDisplay.LatestUpdate.Value = new UserStatisticsUpdate(
+                    new ScoreInfo(),
+                    new UserStatistics
+                    {
+                        GlobalRank = 111_111,
+                        PP = 1357m
+                    },
+                    new UserStatistics
+                    {
+                        GlobalRank = 111_111,
+                        PP = 1357.1m
+                    });
+            });
+
             AddStep("Was null", () =>
             {
                 var transientUpdateDisplay = this.ChildrenOfType<TransientUserStatisticsUpdateDisplay>().Single();
@@ -161,6 +183,7 @@ namespace osu.Game.Tests.Visual.Menus
                         PP = 1357
                     });
             });
+
             AddStep("Became null", () =>
             {
                 var transientUpdateDisplay = this.ChildrenOfType<TransientUserStatisticsUpdateDisplay>().Single();

osu.Game.Tests/Visual/Multiplayer/QueueModeTestScene.cs

@@ -12,6 +12,7 @@ using osu.Framework.Platform;
 using osu.Framework.Screens;
 using osu.Framework.Testing;
 using osu.Game.Beatmaps;
+using osu.Game.Database;
 using osu.Game.Online.Multiplayer;
 using osu.Game.Online.Rooms;
 using osu.Game.Rulesets;
@@ -45,9 +46,14 @@ namespace osu.Game.Tests.Visual.Multiplayer
         [BackgroundDependencyLoader]
         private void load(GameHost host, AudioManager audio)
         {
+            DetachedBeatmapStore detachedBeatmapStore;
+
             Dependencies.Cache(new RealmRulesetStore(Realm));
             Dependencies.Cache(beatmaps = new BeatmapManager(LocalStorage, Realm, null, audio, Resources, host, Beatmap.Default));
+            Dependencies.Cache(detachedBeatmapStore = new DetachedBeatmapStore());
             Dependencies.Cache(Realm);
+
+            Add(detachedBeatmapStore);
         }
 
         public override void SetUpSteps()

osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayer.cs

@@ -19,6 +19,7 @@ using osu.Framework.Testing;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
 using osu.Game.Configuration;
+using osu.Game.Database;
 using osu.Game.Graphics.UserInterface;
 using osu.Game.Online.API;
 using osu.Game.Online.API.Requests.Responses;
@@ -65,9 +66,14 @@ namespace osu.Game.Tests.Visual.Multiplayer
         [BackgroundDependencyLoader]
         private void load(GameHost host, AudioManager audio)
         {
+            DetachedBeatmapStore detachedBeatmapStore;
+
             Dependencies.Cache(new RealmRulesetStore(Realm));
             Dependencies.Cache(beatmaps = new BeatmapManager(LocalStorage, Realm, API, audio, Resources, host, Beatmap.Default));
+            Dependencies.Cache(detachedBeatmapStore = new DetachedBeatmapStore());
             Dependencies.Cache(Realm);
+
+            Add(detachedBeatmapStore);
         }
 
         public override void SetUpSteps()

osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayerMatchSongSelect.cs

@@ -45,11 +45,16 @@ namespace osu.Game.Tests.Visual.Multiplayer
         [BackgroundDependencyLoader]
         private void load(GameHost host, AudioManager audio)
         {
+            DetachedBeatmapStore detachedBeatmapStore;
+
             Dependencies.Cache(rulesets = new RealmRulesetStore(Realm));
             Dependencies.Cache(manager = new BeatmapManager(LocalStorage, Realm, null, audio, Resources, host, Beatmap.Default));
+            Dependencies.Cache(detachedBeatmapStore = new DetachedBeatmapStore());
             Dependencies.Cache(Realm);
 
             importedBeatmapSet = manager.Import(TestResources.CreateTestBeatmapSetInfo(8, rulesets.AvailableRulesets.ToArray()));
+
+            Add(detachedBeatmapStore);
         }
 
         public override void SetUpSteps()

osu.Game.Tests/Visual/Multiplayer/TestScenePlaylistsSongSelect.cs

@@ -12,6 +12,7 @@ using osu.Framework.Platform;
 using osu.Framework.Screens;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
+using osu.Game.Database;
 using osu.Game.Online.Rooms;
 using osu.Game.Rulesets;
 using osu.Game.Rulesets.Mods;
@@ -33,13 +34,18 @@ namespace osu.Game.Tests.Visual.Multiplayer
         [BackgroundDependencyLoader]
         private void load(GameHost host, AudioManager audio)
         {
+            DetachedBeatmapStore detachedBeatmapStore;
+
             Dependencies.Cache(new RealmRulesetStore(Realm));
             Dependencies.Cache(manager = new BeatmapManager(LocalStorage, Realm, null, audio, Resources, host, Beatmap.Default));
+            Dependencies.Cache(detachedBeatmapStore = new DetachedBeatmapStore());
             Dependencies.Cache(Realm);
 
             var beatmapSet = TestResources.CreateTestBeatmapSetInfo();
 
             manager.Import(beatmapSet);
+
+            Add(detachedBeatmapStore);
         }
 
         public override void SetUpSteps()

osu.Game.Tests/Visual/Navigation/TestSceneBeatmapEditorNavigation.cs

@@ -165,16 +165,19 @@ namespace osu.Game.Tests.Visual.Navigation
         }
 
         [Test]
+        [Solo]
         public void TestEditorGameplayTestAlwaysUsesOriginalRuleset()
         {
             prepareBeatmap();
 
-            AddStep("switch ruleset", () => Game.Ruleset.Value = new ManiaRuleset().RulesetInfo);
+            AddStep("switch ruleset at song select", () => Game.Ruleset.Value = new ManiaRuleset().RulesetInfo);
 
             AddStep("open editor", () => ((PlaySongSelect)Game.ScreenStack.CurrentScreen).Edit(beatmapSet.Beatmaps.First(beatmap => beatmap.Ruleset.OnlineID == 0)));
-            AddUntilStep("wait for editor open", () => Game.ScreenStack.CurrentScreen is Editor editor && editor.ReadyForUse);
-            AddStep("test gameplay", () => getEditor().TestGameplay());
 
+            AddUntilStep("wait for editor open", () => Game.ScreenStack.CurrentScreen is Editor editor && editor.ReadyForUse);
+            AddAssert("editor ruleset is osu!", () => Game.Ruleset.Value, () => Is.EqualTo(new OsuRuleset().RulesetInfo));
+
+            AddStep("test gameplay", () => getEditor().TestGameplay());
             AddUntilStep("wait for player", () =>
             {
                 // notifications may fire at almost any inopportune time and cause annoying test failures.
@@ -183,8 +186,7 @@ namespace osu.Game.Tests.Visual.Navigation
                 Game.CloseAllOverlays();
                 return Game.ScreenStack.CurrentScreen is EditorPlayer editorPlayer && editorPlayer.IsLoaded;
             });
-
-            AddAssert("current ruleset is osu!", () => Game.Ruleset.Value.Equals(new OsuRuleset().RulesetInfo));
+            AddAssert("gameplay ruleset is osu!", () => Game.Ruleset.Value, () => Is.EqualTo(new OsuRuleset().RulesetInfo));
 
             AddStep("exit to song select", () => Game.PerformFromScreen(_ => { }, typeof(PlaySongSelect).Yield()));
             AddUntilStep("wait for song select", () => Game.ScreenStack.CurrentScreen is PlaySongSelect);
@@ -352,7 +354,7 @@ namespace osu.Game.Tests.Visual.Navigation
             AddUntilStep("wait for song select",
                 () => Game.Beatmap.Value.BeatmapSetInfo.Equals(beatmapSet)
                       && Game.ScreenStack.CurrentScreen is PlaySongSelect songSelect
-                      && songSelect.IsLoaded);
+                      && songSelect.BeatmapSetsLoaded);
         }
 
         private void openEditor()

osu.Game.Tests/Visual/Navigation/TestScenePresentBeatmap.cs

@@ -176,6 +176,12 @@ namespace osu.Game.Tests.Visual.Navigation
 
         private void confirmBeatmapInSongSelect(Func<BeatmapSetInfo> getImport)
         {
+            AddUntilStep("wait for carousel loaded", () =>
+            {
+                var songSelect = (Screens.Select.SongSelect)Game.ScreenStack.CurrentScreen;
+                return songSelect.ChildrenOfType<BeatmapCarousel>().SingleOrDefault()?.IsLoaded == true;
+            });
+
             AddUntilStep("beatmap in song select", () =>
             {
                 var songSelect = (Screens.Select.SongSelect)Game.ScreenStack.CurrentScreen;
@@ -187,7 +193,7 @@ namespace osu.Game.Tests.Visual.Navigation
         {
             AddStep("present beatmap", () => Game.PresentBeatmap(getImport()));
 
-            AddUntilStep("wait for song select", () => Game.ScreenStack.CurrentScreen is Screens.Select.SongSelect songSelect && songSelect.IsLoaded);
+            AddUntilStep("wait for song select", () => Game.ScreenStack.CurrentScreen is Screens.Select.SongSelect songSelect && songSelect.BeatmapSetsLoaded);
             AddUntilStep("correct beatmap displayed", () => Game.Beatmap.Value.BeatmapSetInfo.OnlineID, () => Is.EqualTo(getImport().OnlineID));
             AddAssert("correct ruleset selected", () => Game.Ruleset.Value, () => Is.EqualTo(getImport().Beatmaps.First().Ruleset));
         }
@@ -197,7 +203,7 @@ namespace osu.Game.Tests.Visual.Navigation
             Predicate<BeatmapInfo> pred = b => b.OnlineID == importedID * 1024 + 2;
             AddStep("present difficulty", () => Game.PresentBeatmap(getImport(), pred));
 
-            AddUntilStep("wait for song select", () => Game.ScreenStack.CurrentScreen is Screens.Select.SongSelect songSelect && songSelect.IsLoaded);
+            AddUntilStep("wait for song select", () => Game.ScreenStack.CurrentScreen is Screens.Select.SongSelect songSelect && songSelect.BeatmapSetsLoaded);
             AddUntilStep("correct beatmap displayed", () => Game.Beatmap.Value.BeatmapInfo.OnlineID, () => Is.EqualTo(importedID * 1024 + 2));
             AddAssert("correct ruleset selected", () => Game.Ruleset.Value.OnlineID, () => Is.EqualTo(expectedRulesetOnlineID ?? getImport().Beatmaps.First().Ruleset.OnlineID));
         }

osu.Game.Tests/Visual/Navigation/TestSceneScreenNavigation.cs

@@ -276,8 +276,11 @@ namespace osu.Game.Tests.Visual.Navigation
 
             AddStep("delete beatmap files", () =>
             {
-                foreach (var file in Game.Beatmap.Value.BeatmapSetInfo.Files.Where(f => Path.GetExtension(f.Filename) == ".osu"))
-                    Game.Storage.Delete(Path.Combine("files", file.File.GetStoragePath()));
+                FileUtils.AttemptOperation(() =>
+                {
+                    foreach (var file in Game.Beatmap.Value.BeatmapSetInfo.Files.Where(f => Path.GetExtension(f.Filename) == ".osu"))
+                        Game.Storage.Delete(Path.Combine("files", file.File.GetStoragePath()));
+                });
             });
 
             AddStep("invalidate cache", () =>
@@ -1032,9 +1035,11 @@ namespace osu.Game.Tests.Visual.Navigation
         [Test]
         public void TestTouchScreenDetectionInGame()
         {
+            BeatmapSetInfo beatmapSet = null;
+
             PushAndConfirm(() => new TestPlaySongSelect());
-            AddStep("import beatmap", () => BeatmapImportHelper.LoadQuickOszIntoOsu(Game).WaitSafely());
-            AddUntilStep("wait for selected", () => !Game.Beatmap.IsDefault);
+            AddStep("import beatmap", () => beatmapSet = BeatmapImportHelper.LoadQuickOszIntoOsu(Game).GetResultSafely());
+            AddUntilStep("wait for selected", () => Game.Beatmap.Value.BeatmapSetInfo.Equals(beatmapSet));
             AddStep("select", () => InputManager.Key(Key.Enter));
 
             Player player = null;

osu.Game.Tests/Visual/Navigation/TestSceneSkinEditorNavigation.cs

@@ -336,13 +336,13 @@ namespace osu.Game.Tests.Visual.Navigation
             });
 
             AddStep("change to triangles skin", () => Game.Dependencies.Get<SkinManager>().SetSkinFromConfiguration(SkinInfo.TRIANGLES_SKIN.ToString()));
-            AddUntilStep("components loaded", () => Game.ChildrenOfType<SkinComponentsContainer>().All(c => c.ComponentsLoaded));
+            AddUntilStep("components loaded", () => Game.ChildrenOfType<SkinnableContainer>().All(c => c.ComponentsLoaded));
             // sort of implicitly relies on song select not being skinnable.
             // TODO: revisit if the above ever changes
             AddUntilStep("skin changed", () => !skinEditor.ChildrenOfType<SkinBlueprint>().Any());
 
             AddStep("change back to modified skin", () => Game.Dependencies.Get<SkinManager>().SetSkinFromConfiguration(editedSkinId.ToString()));
-            AddUntilStep("components loaded", () => Game.ChildrenOfType<SkinComponentsContainer>().All(c => c.ComponentsLoaded));
+            AddUntilStep("components loaded", () => Game.ChildrenOfType<SkinnableContainer>().All(c => c.ComponentsLoaded));
             AddUntilStep("changes saved", () => skinEditor.ChildrenOfType<SkinBlueprint>().Any());
         }
 

osu.Game.Tests/Visual/Online/TestSceneChatOverlay.cs

@@ -446,7 +446,7 @@ namespace osu.Game.Tests.Visual.Online
         {
             AddStep("Show overlay with channel 1", () =>
             {
-                channelManager.JoinChannel(testChannel1);
+                channelManager.CurrentChannel.Value = channelManager.JoinChannel(testChannel1);
                 chatOverlay.Show();
             });
             waitForChannel1Visible();
@@ -462,7 +462,7 @@ namespace osu.Game.Tests.Visual.Online
         {
             AddStep("Show overlay with channel 1", () =>
             {
-                channelManager.JoinChannel(testChannel1);
+                channelManager.CurrentChannel.Value = channelManager.JoinChannel(testChannel1);
                 chatOverlay.Show();
             });
             waitForChannel1Visible();

osu.Game.Tests/Visual/Online/TestSceneCommentsContainer.cs

@@ -17,6 +17,7 @@ using osu.Game.Online.API;
 using osu.Game.Online.API.Requests;
 using osu.Game.Online.API.Requests.Responses;
 using osu.Game.Overlays.Comments;
+using osu.Game.Overlays.Comments.Buttons;
 
 namespace osu.Game.Tests.Visual.Online
 {
@@ -58,6 +59,11 @@ namespace osu.Game.Tests.Visual.Online
             AddStep("show comments", () => commentsContainer.ShowComments(CommentableType.Beatmapset, 123));
             AddUntilStep("show more button hidden",
                 () => commentsContainer.ChildrenOfType<CommentsShowMoreButton>().Single().Alpha == 0);
+
+            if (withPinned)
+                AddAssert("pinned comment replies collapsed", () => commentsContainer.ChildrenOfType<ShowRepliesButton>().First().Expanded.Value, () => Is.False);
+            else
+                AddAssert("first comment replies expanded", () => commentsContainer.ChildrenOfType<ShowRepliesButton>().First().Expanded.Value, () => Is.True);
         }
 
         [TestCase(false)]
@@ -302,7 +308,7 @@ namespace osu.Game.Tests.Visual.Online
                 bundle.Comments.Add(new Comment
                 {
                     Id = 20,
-                    Message = "Reply to pinned comment",
+                    Message = "Reply to pinned comment initially hidden",
                     LegacyName = "AbandonedUser",
                     CreatedAt = DateTimeOffset.Now,
                     VotesCount = 0,

osu.Game.Tests/Visual/Online/TestSceneUserProfileDailyChallenge.cs

@@ -2,6 +2,7 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System;
+using NUnit.Framework;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
@@ -11,6 +12,7 @@ using osu.Game.Overlays;
 using osu.Game.Overlays.Profile;
 using osu.Game.Overlays.Profile.Header.Components;
 using osu.Game.Rulesets.Osu;
+using osu.Game.Scoring;
 using osuTK;
 
 namespace osu.Game.Tests.Visual.Online
@@ -60,5 +62,12 @@ namespace osu.Game.Tests.Visual.Online
             change.Invoke(User.Value!.User.DailyChallengeStatistics);
             User.Value = new UserProfileData(User.Value.User, User.Value.Ruleset);
         }
+
+        [Test]
+        public void TestPlayCountRankingTier()
+        {
+            AddAssert("1 before silver", () => DailyChallengeStatsDisplay.TierForPlayCount(30) == RankingTier.Bronze);
+            AddAssert("first silver", () => DailyChallengeStatsDisplay.TierForPlayCount(31) == RankingTier.Silver);
+        }
     }
 }

osu.Game.Tests/Visual/Ranking/TestSceneCollectionButton.cs

@@ -0,0 +1,67 @@
+// 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.Linq;
+using NUnit.Framework;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Cursor;
+using osu.Framework.Testing;
+using osu.Game.Beatmaps;
+using osu.Game.Screens.Ranking;
+using osuTK.Input;
+
+namespace osu.Game.Tests.Visual.Ranking
+{
+    public partial class TestSceneCollectionButton : OsuManualInputManagerTestScene
+    {
+        private CollectionButton? collectionButton;
+        private readonly BeatmapInfo beatmapInfo = new BeatmapInfo { OnlineID = 88 };
+
+        [SetUpSteps]
+        public void SetUpSteps()
+        {
+            AddStep("create button", () => Child = new PopoverContainer
+            {
+                RelativeSizeAxes = Axes.Both,
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                Child = collectionButton = new CollectionButton(beatmapInfo)
+                {
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre,
+                },
+            });
+        }
+
+        [Test]
+        public void TestCollectionButton()
+        {
+            AddStep("click collection button", () =>
+            {
+                InputManager.MoveMouseTo(collectionButton!);
+                InputManager.Click(MouseButton.Left);
+            });
+
+            AddAssert("collection popover is visible", () => this.ChildrenOfType<CollectionPopover>().Single().State.Value == Visibility.Visible);
+
+            AddStep("click outside popover", () =>
+            {
+                InputManager.MoveMouseTo(ScreenSpaceDrawQuad.TopLeft);
+                InputManager.Click(MouseButton.Left);
+            });
+
+            AddAssert("collection popover is hidden", () => this.ChildrenOfType<CollectionPopover>().Single().State.Value == Visibility.Hidden);
+
+            AddStep("click collection button", () =>
+            {
+                InputManager.MoveMouseTo(collectionButton!);
+                InputManager.Click(MouseButton.Left);
+            });
+
+            AddStep("press escape", () => InputManager.Key(Key.Escape));
+
+            AddAssert("collection popover is hidden", () => this.ChildrenOfType<CollectionPopover>().Single().State.Value == Visibility.Hidden);
+        }
+    }
+}