Merge branch 'master' into sudden-death-feat

.config/dotnet-tools.json

@@ -9,7 +9,7 @@
       ]
     },
     "nvika": {
-      "version": "3.0.0",
+      "version": "4.0.0",
       "commands": [
         "nvika"
       ]

.github/workflows/ci.yml

@@ -114,10 +114,7 @@ jobs:
           dotnet-version: "8.0.x"
 
       - name: Install .NET workloads
-        # since windows image 20241113.3.0, not specifying a version here
+        run: dotnet workload install android
-        # installs the .NET 7 version of android workload for very unknown reasons.
-        # revisit once we upgrade to .NET 9, it's probably fixed there.
-        run: dotnet workload install android --version (dotnet --version)
 
       - name: Compile
         run: dotnet build -c Debug osu.Android.slnf

.idea/.idea.osu.Android/.idea/deploymentTargetSelector.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="deploymentTargetSelector">
+    <selectionStates>
+      <SelectionState runConfigName="osu.Android">
+        <option name="selectionMode" value="DROPDOWN" />
+      </SelectionState>
+    </selectionStates>
+  </component>
+</project>

CodeAnalysis/osu.globalconfig

@@ -51,8 +51,11 @@ dotnet_diagnostic.IDE1006.severity = warning
 # Too many noisy warnings for parsing/formatting numbers
 dotnet_diagnostic.CA1305.severity = none
 
+# messagepack complains about "osu" not being title cased due to reserved words
+dotnet_diagnostic.CS8981.severity = none
+
 # CA1507: Use nameof to express symbol names
-# Flaggs serialization name attributes
+# Flags serialization name attributes
 dotnet_diagnostic.CA1507.severity = suggestion
 
 # CA1806: Do not ignore method results

README.md

@@ -37,7 +37,7 @@ You can also generally download a version for your current device from the [osu!
 
 If your platform is unsupported or not listed above, there is still a chance you can run the release or manually build it by following the instructions below.
 
-**For iOS/iPadOS users**: The iOS testflight link fills up very fast (Apple has a hard limit of 10,000 users). We reset it occasionally. Please do not ask about this. Check back regularly for link resets or follow [peppy](https://twitter.com/ppy) on twitter for announcements. Our goal is to get the game on mobile app stores in early 2024.
+**For iOS/iPadOS users**: The iOS testflight link fills up very fast (Apple has a hard limit of 10,000 users). We reset it occasionally. Please do not ask about this. Check back regularly for link resets or follow [peppy](https://twitter.com/ppy) on twitter for announcements. Our goal is to get the game on mobile app stores very soon so we don't have to live with this limitation.
 
 ## Developing a custom ruleset
 

Templates/Rulesets/ruleset-empty/osu.Game.Rulesets.EmptyFreeform.Tests/osu.Game.Rulesets.EmptyFreeform.Tests.csproj

@@ -9,9 +9,9 @@
       <GenerateProgramFile>false</GenerateProgramFile>
     </PropertyGroup>
   <ItemGroup Label="Package References">
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="NUnit" Version="3.14.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\osu.Game.Rulesets.EmptyFreeform\osu.Game.Rulesets.EmptyFreeform.csproj" />

Templates/Rulesets/ruleset-empty/osu.Game.Rulesets.EmptyFreeform/Objects/EmptyFreeformHitObject.cs

@@ -14,7 +14,16 @@ namespace osu.Game.Rulesets.EmptyFreeform.Objects
 
         public Vector2 Position { get; set; }
 
-        public float X => Position.X;
+        public float X
-        public float Y => Position.Y;
+        {
+            get => Position.X;
+            set => Position = new Vector2(value, Y);
+        }
+
+        public float Y
+        {
+            get => Position.Y;
+            set => Position = new Vector2(X, value);
+        }
     }
 }

Templates/Rulesets/ruleset-example/osu.Game.Rulesets.Pippidon.Tests/osu.Game.Rulesets.Pippidon.Tests.csproj

@@ -9,9 +9,9 @@
     <GenerateProgramFile>false</GenerateProgramFile>
   </PropertyGroup>
   <ItemGroup Label="Package References">
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="NUnit" Version="3.14.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\osu.Game.Rulesets.Pippidon\osu.Game.Rulesets.Pippidon.csproj" />

Templates/Rulesets/ruleset-example/osu.Game.Rulesets.Pippidon/Objects/PippidonHitObject.cs

@@ -14,7 +14,16 @@ namespace osu.Game.Rulesets.Pippidon.Objects
 
         public Vector2 Position { get; set; }
 
-        public float X => Position.X;
+        public float X
-        public float Y => Position.Y;
+        {
+            get => Position.X;
+            set => Position = new Vector2(value, Y);
+        }
+
+        public float Y
+        {
+            get => Position.Y;
+            set => Position = new Vector2(X, value);
+        }
     }
 }

Templates/Rulesets/ruleset-scrolling-empty/osu.Game.Rulesets.EmptyScrolling.Tests/osu.Game.Rulesets.EmptyScrolling.Tests.csproj

@@ -9,9 +9,9 @@
     <GenerateProgramFile>false</GenerateProgramFile>
   </PropertyGroup>
   <ItemGroup Label="Package References">
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="NUnit" Version="3.14.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\osu.Game.Rulesets.EmptyScrolling\osu.Game.Rulesets.EmptyScrolling.csproj" />

Templates/Rulesets/ruleset-scrolling-example/osu.Game.Rulesets.Pippidon.Tests/osu.Game.Rulesets.Pippidon.Tests.csproj

@@ -9,9 +9,9 @@
     <GenerateProgramFile>false</GenerateProgramFile>
   </PropertyGroup>
   <ItemGroup Label="Package References">
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="NUnit" Version="3.14.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\osu.Game.Rulesets.Pippidon\osu.Game.Rulesets.Pippidon.csproj" />

osu.Android.props

@@ -10,7 +10,7 @@
     <EmbedAssembliesIntoApk>true</EmbedAssembliesIntoApk>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="ppy.osu.Framework.Android" Version="2024.1220.0" />
+    <PackageReference Include="ppy.osu.Framework.Android" Version="2025.204.0" />
   </ItemGroup>
   <PropertyGroup>
     <!-- Fody does not handle Android build well, and warns when unchanged.

osu.Android/GameplayScreenRotationLocker.cs

@@ -1,34 +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 Android.Content.PM;
-using osu.Framework.Allocation;
-using osu.Framework.Bindables;
-using osu.Framework.Graphics;
-using osu.Game.Screens.Play;
-
-namespace osu.Android
-{
-    public partial class GameplayScreenRotationLocker : Component
-    {
-        private IBindable<LocalUserPlayingState> localUserPlaying = null!;
-
-        [Resolved]
-        private OsuGameActivity gameActivity { get; set; } = null!;
-
-        [BackgroundDependencyLoader]
-        private void load(ILocalUserPlayInfo localUserPlayInfo)
-        {
-            localUserPlaying = localUserPlayInfo.PlayingState.GetBoundCopy();
-            localUserPlaying.BindValueChanged(updateLock, true);
-        }
-
-        private void updateLock(ValueChangedEvent<LocalUserPlayingState> userPlaying)
-        {
-            gameActivity.RunOnUiThread(() =>
-            {
-                gameActivity.RequestedOrientation = userPlaying.NewValue == LocalUserPlayingState.Playing ? ScreenOrientation.Locked : gameActivity.DefaultOrientation;
-            });
-        }
-    }
-}

osu.Android/OsuGameActivity.cs

@@ -13,7 +13,6 @@ using Android.Graphics;
 using Android.OS;
 using Android.Views;
 using osu.Framework.Android;
-using osu.Framework.Extensions.ObjectExtensions;
 using osu.Game.Database;
 using Debug = System.Diagnostics.Debug;
 using Uri = Android.Net.Uri;
@@ -50,9 +49,25 @@ namespace osu.Android
         /// <remarks>Adjusted on startup to match expected UX for the current device type (phone/tablet).</remarks>
         public ScreenOrientation DefaultOrientation = ScreenOrientation.Unspecified;
 
-        private OsuGameAndroid game = null!;
+        public new bool IsTablet { get; private set; }
 
-        protected override Framework.Game CreateGame() => game = new OsuGameAndroid(this);
+        private readonly OsuGameAndroid game;
+
+        private bool gameCreated;
+
+        protected override Framework.Game CreateGame()
+        {
+            if (gameCreated)
+                throw new InvalidOperationException("Framework tried to create a game twice.");
+
+            gameCreated = true;
+            return game;
+        }
+
+        public OsuGameActivity()
+        {
+            game = new OsuGameAndroid(this);
+        }
 
         protected override void OnCreate(Bundle? savedInstanceState)
         {
@@ -76,9 +91,9 @@ namespace osu.Android
             WindowManager.DefaultDisplay.GetSize(displaySize);
 #pragma warning restore CA1422
             float smallestWidthDp = Math.Min(displaySize.X, displaySize.Y) / Resources.DisplayMetrics.Density;
-            bool isTablet = smallestWidthDp >= 600f;
+            IsTablet = smallestWidthDp >= 600f;
 
-            RequestedOrientation = DefaultOrientation = isTablet ? ScreenOrientation.FullUser : ScreenOrientation.SensorLandscape;
+            RequestedOrientation = DefaultOrientation = IsTablet ? ScreenOrientation.FullUser : ScreenOrientation.SensorLandscape;
 
             // Currently (SDK 6.0.200), BundleAssemblies is not runnable for net6-android.
             // The assembly files are not available as files either after native AOT.
@@ -95,25 +110,38 @@ namespace osu.Android
 
         private void handleIntent(Intent? intent)
         {
-            switch (intent?.Action)
+            if (intent == null)
+                return;
+
+            switch (intent.Action)
             {
                 case Intent.ActionDefault:
                     if (intent.Scheme == ContentResolver.SchemeContent)
-                        handleImportFromUris(intent.Data.AsNonNull());
+                    {
+                        if (intent.Data != null)
+                            handleImportFromUris(intent.Data);
+                    }
                     else if (osu_url_schemes.Contains(intent.Scheme))
-                        game.HandleLink(intent.DataString);
+                    {
+                        if (intent.DataString != null)
+                            game.HandleLink(intent.DataString);
+                    }
+
                     break;
 
                 case Intent.ActionSend:
                 case Intent.ActionSendMultiple:
                 {
+                    if (intent.ClipData == null)
+                        break;
+
                     var uris = new List<Uri>();
 
-                    for (int i = 0; i < intent.ClipData?.ItemCount; i++)
+                    for (int i = 0; i < intent.ClipData.ItemCount; i++)
                     {
-                        var content = intent.ClipData?.GetItemAt(i);
+                        var item = intent.ClipData.GetItemAt(i);
-                        if (content != null)
+                        if (item?.Uri != null)
-                            uris.Add(content.Uri.AsNonNull());
+                            uris.Add(item.Uri);
                     }
 
                     handleImportFromUris(uris.ToArray());

osu.Android/OsuGameAndroid.cs

@@ -3,13 +3,16 @@
 
 using System;
 using Android.App;
+using Android.Content.PM;
 using Microsoft.Maui.Devices;
 using osu.Framework.Allocation;
 using osu.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Platform;
 using osu.Game;
+using osu.Game.Screens;
 using osu.Game.Updater;
 using osu.Game.Utils;
+using osuTK;
 
 namespace osu.Android
 {
@@ -18,6 +21,8 @@ namespace osu.Android
         [Cached]
         private readonly OsuGameActivity gameActivity;
 
+        protected override Vector2 ScalingContainerTargetDrawSize => new Vector2(1024, 1024 * DrawHeight / DrawWidth);
+
         public OsuGameAndroid(OsuGameActivity activity)
             : base(null)
         {
@@ -71,7 +76,35 @@ namespace osu.Android
         protected override void LoadComplete()
         {
             base.LoadComplete();
-            LoadComponentAsync(new GameplayScreenRotationLocker(), Add);
+            UserPlayingState.BindValueChanged(_ => updateOrientation());
+        }
+
+        protected override void ScreenChanged(IOsuScreen? current, IOsuScreen? newScreen)
+        {
+            base.ScreenChanged(current, newScreen);
+
+            if (newScreen != null)
+                updateOrientation();
+        }
+
+        private void updateOrientation()
+        {
+            var orientation = MobileUtils.GetOrientation(this, (IOsuScreen)ScreenStack.CurrentScreen, gameActivity.IsTablet);
+
+            switch (orientation)
+            {
+                case MobileUtils.Orientation.Locked:
+                    gameActivity.RequestedOrientation = ScreenOrientation.Locked;
+                    break;
+
+                case MobileUtils.Orientation.Portrait:
+                    gameActivity.RequestedOrientation = ScreenOrientation.Portrait;
+                    break;
+
+                case MobileUtils.Orientation.Default:
+                    gameActivity.RequestedOrientation = gameActivity.DefaultOrientation;
+                    break;
+            }
         }
 
         public override void SetHost(GameHost host)

osu.Desktop/DiscordRichPresence.cs

@@ -51,12 +51,9 @@ namespace osu.Desktop
         [Resolved]
         private LocalUserStatisticsProvider statisticsProvider { get; set; } = null!;
 
-        [Resolved]
+        private IBindable<DiscordRichPresenceMode> privacyMode = null!;
-        private OsuConfigManager config { get; set; } = null!;
+        private IBindable<UserStatus> userStatus = null!;
-
+        private IBindable<UserActivity?> userActivity = null!;
-        private readonly IBindable<UserStatus?> status = new Bindable<UserStatus?>();
-        private readonly IBindable<UserActivity> activity = new Bindable<UserActivity>();
-        private readonly Bindable<DiscordRichPresenceMode> privacyMode = new Bindable<DiscordRichPresenceMode>();
 
         private readonly RichPresence presence = new RichPresence
         {
@@ -71,8 +68,12 @@ namespace osu.Desktop
         private IBindable<APIUser>? user;
 
         [BackgroundDependencyLoader]
-        private void load()
+        private void load(OsuConfigManager config, SessionStatics session)
         {
+            privacyMode = config.GetBindable<DiscordRichPresenceMode>(OsuSetting.DiscordRichPresence);
+            userStatus = config.GetBindable<UserStatus>(OsuSetting.UserOnlineStatus);
+            userActivity = session.GetBindable<UserActivity?>(Static.UserOnlineActivity);
+
             client = new DiscordRpcClient(client_id)
             {
                 // SkipIdenticalPresence allows us to fire SetPresence at any point and leave it to the underlying implementation
@@ -81,7 +82,7 @@ namespace osu.Desktop
             };
 
             client.OnReady += onReady;
-            client.OnError += (_, e) => Logger.Log($"An error occurred with Discord RPC Client: {e.Message} ({e.Code})", LoggingTarget.Network, LogLevel.Error);
+            client.OnError += (_, e) => Logger.Log($"An error occurred with Discord RPC Client: {e.Message} ({e.Code})", LoggingTarget.Network);
 
             try
             {
@@ -105,21 +106,11 @@ namespace osu.Desktop
         {
             base.LoadComplete();
 
-            config.BindWith(OsuSetting.DiscordRichPresence, privacyMode);
-
             user = api.LocalUser.GetBoundCopy();
-            user.BindValueChanged(u =>
-            {
-                status.UnbindBindings();
-                status.BindTo(u.NewValue.Status);
-
-                activity.UnbindBindings();
-                activity.BindTo(u.NewValue.Activity);
-            }, true);
 
             ruleset.BindValueChanged(_ => schedulePresenceUpdate());
-            status.BindValueChanged(_ => schedulePresenceUpdate());
+            userStatus.BindValueChanged(_ => schedulePresenceUpdate());
-            activity.BindValueChanged(_ => schedulePresenceUpdate());
+            userActivity.BindValueChanged(_ => schedulePresenceUpdate());
             privacyMode.BindValueChanged(_ => schedulePresenceUpdate());
 
             multiplayerClient.RoomUpdated += onRoomUpdated;
@@ -151,13 +142,13 @@ namespace osu.Desktop
                 if (!client.IsInitialized)
                     return;
 
-                if (status.Value == UserStatus.Offline || privacyMode.Value == DiscordRichPresenceMode.Off)
+                if (!api.IsLoggedIn || userStatus.Value == UserStatus.Offline || privacyMode.Value == DiscordRichPresenceMode.Off)
                 {
                     client.ClearPresence();
                     return;
                 }
 
-                bool hideIdentifiableInformation = privacyMode.Value == DiscordRichPresenceMode.Limited || status.Value == UserStatus.DoNotDisturb;
+                bool hideIdentifiableInformation = privacyMode.Value == DiscordRichPresenceMode.Limited || userStatus.Value == UserStatus.DoNotDisturb;
 
                 updatePresence(hideIdentifiableInformation);
                 client.SetPresence(presence);
@@ -170,19 +161,19 @@ namespace osu.Desktop
                 return;
 
             // user activity
-            if (activity.Value != null)
+            if (userActivity.Value != null)
             {
-                presence.State = clampLength(activity.Value.GetStatus(hideIdentifiableInformation));
+                presence.State = clampLength(userActivity.Value.GetStatus(hideIdentifiableInformation));
-                presence.Details = clampLength(activity.Value.GetDetails(hideIdentifiableInformation) ?? string.Empty);
+                presence.Details = clampLength(userActivity.Value.GetDetails(hideIdentifiableInformation) ?? string.Empty);
 
-                if (activity.Value.GetBeatmapID(hideIdentifiableInformation) is int beatmapId && beatmapId > 0)
+                if (userActivity.Value.GetBeatmapID(hideIdentifiableInformation) is int beatmapId && beatmapId > 0)
                 {
                     presence.Buttons = new[]
                     {
                         new Button
                         {
                             Label = "View beatmap",
-                            Url = $@"{api.WebsiteRootUrl}/beatmaps/{beatmapId}?mode={ruleset.Value.ShortName}"
+                            Url = $@"{api.Endpoints.WebsiteUrl}/beatmaps/{beatmapId}?mode={ruleset.Value.ShortName}"
                         }
                     };
                 }

osu.Desktop/OsuGameDesktop.cs

@@ -67,7 +67,12 @@ namespace osu.Desktop
             {
                 try
                 {
-                    stableInstallPath = getStableInstallPathFromRegistry();
+                    stableInstallPath = getStableInstallPathFromRegistry("osustable.File.osz");
+
+                    if (!string.IsNullOrEmpty(stableInstallPath) && checkExists(stableInstallPath))
+                        return stableInstallPath;
+
+                    stableInstallPath = getStableInstallPathFromRegistry("osu!");
 
                     if (!string.IsNullOrEmpty(stableInstallPath) && checkExists(stableInstallPath))
                         return stableInstallPath;
@@ -89,9 +94,9 @@ namespace osu.Desktop
         }
 
         [SupportedOSPlatform("windows")]
-        private string? getStableInstallPathFromRegistry()
+        private string? getStableInstallPathFromRegistry(string progId)
         {
-            using (RegistryKey? key = Registry.ClassesRoot.OpenSubKey("osu!"))
+            using (RegistryKey? key = Registry.ClassesRoot.OpenSubKey(progId))
                 return key?.OpenSubKey(WindowsAssociationManager.SHELL_OPEN_COMMAND)?.GetValue(string.Empty)?.ToString()?.Split('"')[1].Replace("osu!.exe", "");
         }
 
@@ -134,7 +139,6 @@ namespace osu.Desktop
             if (iconStream != null)
                 host.Window.SetIconFromStream(iconStream);
 
-            host.Window.CursorState |= CursorState.Hidden;
             host.Window.Title = Name;
         }
 

osu.Desktop/Security/ElevatedPrivilegesChecker.cs

@@ -30,8 +30,6 @@ namespace osu.Desktop.Security
 
         private partial class ElevatedPrivilegesNotification : SimpleNotification
         {
-            public override bool IsImportant => true;
-
             public ElevatedPrivilegesNotification()
             {
                 Text = $"Running osu! as {(RuntimeInfo.IsUnix ? "root" : "administrator")} does not improve performance, may break integrations and poses a security risk. Please run the game as a normal user.";

osu.Desktop/Windows/WindowsAssociationManager.cs

@@ -17,6 +17,7 @@ namespace osu.Desktop.Windows
     public static class WindowsAssociationManager
     {
         private const string software_classes = @"Software\Classes";
+        private const string software_registered_applications = @"Software\RegisteredApplications";
 
         /// <summary>
         /// Sub key for setting the icon.
@@ -36,7 +37,11 @@ namespace osu.Desktop.Windows
         /// Program ID prefix used for file associations. Should be relatively short since the full program ID has a 39 character limit,
         /// see https://learn.microsoft.com/en-us/windows/win32/com/-progid--key.
         /// </summary>
-        private const string program_id_prefix = "osu.File";
+        private const string program_id_file_prefix = "osu.File";
+
+        private const string program_id_protocol_prefix = "osu.Uri";
+
+        private static readonly ApplicationCapability application_capability = new ApplicationCapability(@"osu", @"Software\ppy\osu\Capabilities", "osu!(lazer)");
 
         private static readonly FileAssociation[] file_associations =
         {
@@ -56,14 +61,13 @@ namespace osu.Desktop.Windows
         /// Installs file and URI associations.
         /// </summary>
         /// <remarks>
-        /// Call <see cref="UpdateDescriptions"/> in a timely fashion to keep descriptions up-to-date and localised.
+        /// Call <see cref="LocaliseDescriptions"/> in a timely fashion to keep descriptions up-to-date and localised.
         /// </remarks>
         public static void InstallAssociations()
         {
             try
             {
                 updateAssociations();
-                updateDescriptions(null); // write default descriptions in case `UpdateDescriptions()` is not called.
                 NotifyShellUpdate();
             }
             catch (Exception e)
@@ -76,17 +80,13 @@ namespace osu.Desktop.Windows
         /// Updates associations with latest definitions.
         /// </summary>
         /// <remarks>
-        /// Call <see cref="UpdateDescriptions"/> in a timely fashion to keep descriptions up-to-date and localised.
+        /// Call <see cref="LocaliseDescriptions"/> in a timely fashion to keep descriptions up-to-date and localised.
         /// </remarks>
         public static void UpdateAssociations()
         {
             try
             {
                 updateAssociations();
-
-                // TODO: Remove once UpdateDescriptions() is called as specified in the xmldoc.
-                updateDescriptions(null); // always write default descriptions, in case of updating from an older version in which file associations were not implemented/installed
-
                 NotifyShellUpdate();
             }
             catch (Exception e)
@@ -95,11 +95,19 @@ namespace osu.Desktop.Windows
             }
         }
 
-        public static void UpdateDescriptions(LocalisationManager localisationManager)
+        // TODO: call this sometime.
+        public static void LocaliseDescriptions(LocalisationManager localisationManager)
         {
             try
             {
-                updateDescriptions(localisationManager);
+                application_capability.LocaliseDescription(localisationManager);
+
+                foreach (var association in file_associations)
+                    association.LocaliseDescription(localisationManager);
+
+                foreach (var association in uri_associations)
+                    association.LocaliseDescription(localisationManager);
+
                 NotifyShellUpdate();
             }
             catch (Exception e)
@@ -112,6 +120,8 @@ namespace osu.Desktop.Windows
         {
             try
             {
+                application_capability.Uninstall();
+
                 foreach (var association in file_associations)
                     association.Uninstall();
 
@@ -133,22 +143,16 @@ namespace osu.Desktop.Windows
         /// </summary>
         private static void updateAssociations()
         {
+            application_capability.Install();
+
             foreach (var association in file_associations)
                 association.Install();
 
             foreach (var association in uri_associations)
                 association.Install();
-        }
 
-        private static void updateDescriptions(LocalisationManager? localisation)
+            application_capability.RegisterFileAssociations(file_associations);
-        {
+            application_capability.RegisterUriAssociations(uri_associations);
-            foreach (var association in file_associations)
-                association.UpdateDescription(getLocalisedString(association.Description));
-
-            foreach (var association in uri_associations)
-                association.UpdateDescription(getLocalisedString(association.Description));
-
-            string getLocalisedString(LocalisableString s) => localisation?.GetLocalisedString(s) ?? s.ToString();
         }
 
         #region Native interop
@@ -174,9 +178,87 @@ namespace osu.Desktop.Windows
 
         #endregion
 
-        private record FileAssociation(string Extension, LocalisableString Description, string IconPath)
+        private class ApplicationCapability
         {
-            private string programId => $@"{program_id_prefix}{Extension}";
+            private string uniqueName { get; }
+            private string capabilityPath { get; }
+            private LocalisableString description { get; }
+
+            public ApplicationCapability(string uniqueName, string capabilityPath, LocalisableString description)
+            {
+                this.uniqueName = uniqueName;
+                this.capabilityPath = capabilityPath;
+                this.description = description;
+            }
+
+            /// <summary>
+            /// Registers an application capability according to <see href="https://learn.microsoft.com/en-us/windows/win32/shell/default-programs#registering-an-application-for-use-with-default-programs">
+            /// Registering an Application for Use with Default Programs</see>.
+            /// </summary>
+            public void Install()
+            {
+                using (var capability = Registry.CurrentUser.CreateSubKey(capabilityPath))
+                {
+                    capability.SetValue(@"ApplicationDescription", description.ToString());
+                }
+
+                using (var registeredApplications = Registry.CurrentUser.OpenSubKey(software_registered_applications, true))
+                    registeredApplications?.SetValue(uniqueName, capabilityPath);
+            }
+
+            public void RegisterFileAssociations(FileAssociation[] associations)
+            {
+                using var capability = Registry.CurrentUser.OpenSubKey(capabilityPath, true);
+                if (capability == null) return;
+
+                using var fileAssociations = capability.CreateSubKey(@"FileAssociations");
+
+                foreach (var association in associations)
+                    fileAssociations.SetValue(association.Extension, association.ProgramId);
+            }
+
+            public void RegisterUriAssociations(UriAssociation[] associations)
+            {
+                using var capability = Registry.CurrentUser.OpenSubKey(capabilityPath, true);
+                if (capability == null) return;
+
+                using var urlAssociations = capability.CreateSubKey(@"UrlAssociations");
+
+                foreach (var association in associations)
+                    urlAssociations.SetValue(association.Protocol, association.ProgramId);
+            }
+
+            public void LocaliseDescription(LocalisationManager localisationManager)
+            {
+                using (var capability = Registry.CurrentUser.OpenSubKey(capabilityPath, true))
+                {
+                    capability?.SetValue(@"ApplicationDescription", localisationManager.GetLocalisedString(description));
+                }
+            }
+
+            public void Uninstall()
+            {
+                using (var registeredApplications = Registry.CurrentUser.OpenSubKey(software_registered_applications, true))
+                    registeredApplications?.DeleteValue(uniqueName, throwOnMissingValue: false);
+
+                Registry.CurrentUser.DeleteSubKeyTree(capabilityPath, throwOnMissingSubKey: false);
+            }
+        }
+
+        private class FileAssociation
+        {
+            public string ProgramId => $@"{program_id_file_prefix}{Extension}";
+
+            public string Extension { get; }
+            private LocalisableString description { get; }
+            private string iconPath { get; }
+
+            public FileAssociation(string extension, LocalisableString description, string iconPath)
+            {
+                Extension = extension;
+                this.description = description;
+                this.iconPath = iconPath;
+            }
 
             /// <summary>
             /// Installs a file extension association in accordance with https://learn.microsoft.com/en-us/windows/win32/com/-progid--key
@@ -187,10 +269,12 @@ namespace osu.Desktop.Windows
                 if (classes == null) return;
 
                 // register a program id for the given extension
-                using (var programKey = classes.CreateSubKey(programId))
+                using (var programKey = classes.CreateSubKey(ProgramId))
                 {
+                    programKey.SetValue(null, description.ToString());
+
                     using (var defaultIconKey = programKey.CreateSubKey(default_icon))
-                        defaultIconKey.SetValue(null, IconPath);
+                        defaultIconKey.SetValue(null, iconPath);
 
                     using (var openCommandKey = programKey.CreateSubKey(SHELL_OPEN_COMMAND))
                         openCommandKey.SetValue(null, $@"""{exe_path}"" ""%1""");
@@ -198,23 +282,25 @@ namespace osu.Desktop.Windows
 
                 using (var extensionKey = classes.CreateSubKey(Extension))
                 {
-                    // set ourselves as the default program
+                    // Clear out our existing default ProgramID. Default programs in Windows are handled internally by Explorer,
-                    extensionKey.SetValue(null, programId);
+                    // so having it here is just confusing and may override user preferences.
+                    if (extensionKey.GetValue(null) is string s && s == ProgramId)
+                        extensionKey.SetValue(null, string.Empty);
 
                     // add to the open with dialog
                     // https://learn.microsoft.com/en-us/windows/win32/shell/how-to-include-an-application-on-the-open-with-dialog-box
                     using (var openWithKey = extensionKey.CreateSubKey(@"OpenWithProgIds"))
-                        openWithKey.SetValue(programId, string.Empty);
+                        openWithKey.SetValue(ProgramId, string.Empty);
                 }
             }
 
-            public void UpdateDescription(string description)
+            public void LocaliseDescription(LocalisationManager localisationManager)
             {
                 using var classes = Registry.CurrentUser.OpenSubKey(software_classes, true);
                 if (classes == null) return;
 
-                using (var programKey = classes.OpenSubKey(programId, true))
+                using (var programKey = classes.OpenSubKey(ProgramId, true))
-                    programKey?.SetValue(null, description);
+                    programKey?.SetValue(null, localisationManager.GetLocalisedString(description));
             }
 
             /// <summary>
@@ -227,26 +313,34 @@ namespace osu.Desktop.Windows
 
                 using (var extensionKey = classes.OpenSubKey(Extension, true))
                 {
-                    // clear our default association so that Explorer doesn't show the raw programId to users
-                    // the null/(Default) entry is used for both ProdID association and as a fallback friendly name, for legacy reasons
-                    if (extensionKey?.GetValue(null) is string s && s == programId)
-                        extensionKey.SetValue(null, string.Empty);
-
                     using (var openWithKey = extensionKey?.CreateSubKey(@"OpenWithProgIds"))
-                        openWithKey?.DeleteValue(programId, throwOnMissingValue: false);
+                        openWithKey?.DeleteValue(ProgramId, throwOnMissingValue: false);
                 }
 
-                classes.DeleteSubKeyTree(programId, throwOnMissingSubKey: false);
+                classes.DeleteSubKeyTree(ProgramId, throwOnMissingSubKey: false);
             }
         }
 
-        private record UriAssociation(string Protocol, LocalisableString Description, string IconPath)
+        private class UriAssociation
         {
             /// <summary>
             /// "The <c>URL Protocol</c> string value indicates that this key declares a custom pluggable protocol handler."
             /// See https://learn.microsoft.com/en-us/previous-versions/windows/internet-explorer/ie-developer/platform-apis/aa767914(v=vs.85).
             /// </summary>
-            public const string URL_PROTOCOL = @"URL Protocol";
+            private const string url_protocol = @"URL Protocol";
+
+            public string Protocol { get; }
+            private LocalisableString description { get; }
+            private string iconPath { get; }
+
+            public UriAssociation(string protocol, LocalisableString description, string iconPath)
+            {
+                Protocol = protocol;
+                this.description = description;
+                this.iconPath = iconPath;
+            }
+
+            public string ProgramId => $@"{program_id_protocol_prefix}.{Protocol}";
 
             /// <summary>
             /// Registers an URI protocol handler in accordance with https://learn.microsoft.com/en-us/previous-versions/windows/internet-explorer/ie-developer/platform-apis/aa767914(v=vs.85).
@@ -258,29 +352,38 @@ namespace osu.Desktop.Windows
 
                 using (var protocolKey = classes.CreateSubKey(Protocol))
                 {
-                    protocolKey.SetValue(URL_PROTOCOL, string.Empty);
+                    protocolKey.SetValue(null, $@"URL:{description}");
+                    protocolKey.SetValue(url_protocol, string.Empty);
 
-                    using (var defaultIconKey = protocolKey.CreateSubKey(default_icon))
+                    // clear out old data
-                        defaultIconKey.SetValue(null, IconPath);
+                    protocolKey.DeleteSubKeyTree(default_icon, throwOnMissingSubKey: false);
+                    protocolKey.DeleteSubKeyTree(@"Shell", throwOnMissingSubKey: false);
+                }
 
-                    using (var openCommandKey = protocolKey.CreateSubKey(SHELL_OPEN_COMMAND))
+                // register a program id for the given protocol
+                using (var programKey = classes.CreateSubKey(ProgramId))
+                {
+                    using (var defaultIconKey = programKey.CreateSubKey(default_icon))
+                        defaultIconKey.SetValue(null, iconPath);
+
+                    using (var openCommandKey = programKey.CreateSubKey(SHELL_OPEN_COMMAND))
                         openCommandKey.SetValue(null, $@"""{exe_path}"" ""%1""");
                 }
             }
 
-            public void UpdateDescription(string description)
+            public void LocaliseDescription(LocalisationManager localisationManager)
             {
                 using var classes = Registry.CurrentUser.OpenSubKey(software_classes, true);
                 if (classes == null) return;
 
                 using (var protocolKey = classes.OpenSubKey(Protocol, true))
-                    protocolKey?.SetValue(null, $@"URL:{description}");
+                    protocolKey?.SetValue(null, $@"URL:{localisationManager.GetLocalisedString(description)}");
             }
 
             public void Uninstall()
             {
                 using var classes = Registry.CurrentUser.OpenSubKey(software_classes, true);
-                classes?.DeleteSubKeyTree(Protocol, throwOnMissingSubKey: false);
+                classes?.DeleteSubKeyTree(ProgramId, throwOnMissingSubKey: false);
             }
         }
     }

osu.Desktop/osu.Desktop.csproj

@@ -24,9 +24,9 @@
     <ProjectReference Include="..\osu.Game.Rulesets.Taiko\osu.Game.Rulesets.Taiko.csproj" />
   </ItemGroup>
   <ItemGroup Label="Package References">
-    <PackageReference Include="System.IO.Packaging" Version="8.0.1" />
+    <PackageReference Include="System.IO.Packaging" Version="9.0.0" />
     <PackageReference Include="DiscordRichPresence" Version="1.2.1.24" />
-    <PackageReference Include="Velopack" Version="0.0.915" />
+    <PackageReference Include="Velopack" Version="0.0.1053" />
   </ItemGroup>
   <ItemGroup Label="Resources">
     <EmbeddedResource Include="lazer.ico" />

osu.Game.Benchmarks/osu.Game.Benchmarks.csproj

@@ -9,7 +9,7 @@
   <ItemGroup>
     <PackageReference Include="BenchmarkDotNet" Version="0.14.0" />
     <PackageReference Include="nunit" Version="3.14.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
   </ItemGroup>
 
   <ItemGroup>

osu.Game.Rulesets.Catch.Tests/Editor/CatchPlacementBlueprintTestScene.cs

@@ -12,7 +12,6 @@ using osu.Framework.Testing;
 using osu.Framework.Timing;
 using osu.Game.Rulesets.Catch.Edit.Blueprints.Components;
 using osu.Game.Rulesets.Catch.Objects.Drawables;
-using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.UI.Scrolling;
 using osu.Game.Tests.Visual;
@@ -71,11 +70,11 @@ namespace osu.Game.Rulesets.Catch.Tests.Editor
             contentContainer.Playfield.HitObjectContainer.Add(hitObject);
         }
 
-        protected override SnapResult SnapForBlueprint(HitObjectPlacementBlueprint blueprint)
+        protected override void UpdatePlacementTimeAndPosition()
         {
-            var result = base.SnapForBlueprint(blueprint);
+            var position = InputManager.CurrentState.Mouse.Position;
-            result.Time = Math.Round(HitObjectContainer.TimeAtScreenSpacePosition(result.ScreenSpacePosition) / TIME_SNAP) * TIME_SNAP;
+            double time = Math.Round(HitObjectContainer.TimeAtScreenSpacePosition(position) / TIME_SNAP) * TIME_SNAP;
-            return result;
+            CurrentBlueprint.UpdateTimeAndPosition(position, time);
         }
     }
 }

osu.Game.Rulesets.Catch.Tests/Editor/TestSceneJuiceStreamSelectionBlueprint.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 System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;
@@ -21,7 +19,7 @@ namespace osu.Game.Rulesets.Catch.Tests.Editor
 {
     public partial class TestSceneJuiceStreamSelectionBlueprint : CatchSelectionBlueprintTestScene
     {
-        private JuiceStream hitObject;
+        private JuiceStream hitObject = null!;
 
         private readonly ManualClock manualClock = new ManualClock();
 
@@ -193,6 +191,17 @@ namespace osu.Game.Rulesets.Catch.Tests.Editor
             addVertexCheckStep(1, 0, times[0], positions[0]);
         }
 
+        [Test]
+        public void TestDeletingSecondVertexDeletesEntireJuiceStream()
+        {
+            double[] times = { 100, 400 };
+            float[] positions = { 100, 150 };
+            addBlueprintStep(times, positions);
+
+            addDeleteVertexSteps(times[1], positions[1]);
+            AddAssert("juice stream deleted", () => EditorBeatmap.HitObjects, () => Is.Empty);
+        }
+
         [Test]
         public void TestVertexResampling()
         {

osu.Game.Rulesets.Catch.Tests/osu.Game.Rulesets.Catch.Tests.csproj

@@ -1,9 +1,9 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <Import Project="..\osu.TestProject.props" />
   <ItemGroup Label="Package References">
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="NUnit" Version="3.14.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
   </ItemGroup>
   <PropertyGroup Label="Project">
     <OutputType>WinExe</OutputType>

osu.Game.Rulesets.Catch/CatchRuleset.cs

@@ -14,6 +14,7 @@ using osu.Game.Graphics;
 using osu.Game.Rulesets.Catch.Beatmaps;
 using osu.Game.Rulesets.Catch.Difficulty;
 using osu.Game.Rulesets.Catch.Edit;
+using osu.Game.Rulesets.Catch.Edit.Setup;
 using osu.Game.Rulesets.Catch.Mods;
 using osu.Game.Rulesets.Catch.Objects;
 using osu.Game.Rulesets.Catch.Replays;
@@ -228,7 +229,7 @@ namespace osu.Game.Rulesets.Catch
         public override IEnumerable<Drawable> CreateEditorSetupSections() =>
         [
             new MetadataSection(),
-            new DifficultySection(),
+            new CatchDifficultySection(),
             new FillFlowContainer
             {
                 AutoSizeAxes = Axes.Y,

osu.Game.Rulesets.Catch/Edit/Blueprints/BananaShowerPlacementBlueprint.cs

@@ -7,6 +7,7 @@ using osu.Framework.Utils;
 using osu.Game.Rulesets.Catch.Edit.Blueprints.Components;
 using osu.Game.Rulesets.Catch.Objects;
 using osu.Game.Rulesets.Edit;
+using osuTK;
 using osuTK.Input;
 
 namespace osu.Game.Rulesets.Catch.Edit.Blueprints
@@ -59,11 +60,13 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
             return base.OnMouseDown(e);
         }
 
-        public override void UpdateTimeAndPosition(SnapResult result)
+        public override SnapResult UpdateTimeAndPosition(Vector2 screenSpacePosition, double fallbackTime)
         {
-            base.UpdateTimeAndPosition(result);
+            var result = Composer?.FindSnappedPositionAndTime(screenSpacePosition) ?? new SnapResult(screenSpacePosition, fallbackTime);
 
-            if (!(result.Time is double time)) return;
+            base.UpdateTimeAndPosition(result.ScreenSpacePosition, result.Time ?? fallbackTime);
+
+            if (!(result.Time is double time)) return result;
 
             switch (PlacementActive)
             {
@@ -78,6 +81,7 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
 
             HitObject.StartTime = Math.Min(placementStartTime, placementEndTime);
             HitObject.EndTime = Math.Max(placementStartTime, placementEndTime);
+            return result;
         }
     }
 }

osu.Game.Rulesets.Catch/Edit/Blueprints/CatchPlacementBlueprint.cs

@@ -9,7 +9,7 @@ using osu.Game.Rulesets.UI.Scrolling;
 
 namespace osu.Game.Rulesets.Catch.Edit.Blueprints
 {
-    public partial class CatchPlacementBlueprint<THitObject> : HitObjectPlacementBlueprint
+    public abstract partial class CatchPlacementBlueprint<THitObject> : HitObjectPlacementBlueprint
         where THitObject : CatchHitObject, new()
     {
         protected new THitObject HitObject => (THitObject)base.HitObject;
@@ -19,7 +19,10 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
         [Resolved]
         private Playfield playfield { get; set; } = null!;
 
-        public CatchPlacementBlueprint()
+        [Resolved]
+        protected CatchHitObjectComposer? Composer { get; private set; }
+
+        protected CatchPlacementBlueprint()
             : base(new THitObject())
         {
         }

osu.Game.Rulesets.Catch/Edit/Blueprints/Components/EditablePath.cs

@@ -92,7 +92,7 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints.Components
             }));
         }
 
-        public void UpdateHitObjectFromPath(JuiceStream hitObject)
+        public virtual void UpdateHitObjectFromPath(JuiceStream hitObject)
         {
             // The SV setting may need to be changed for the current path.
             var svBindable = hitObject.SliderVelocityMultiplierBindable;

osu.Game.Rulesets.Catch/Edit/Blueprints/Components/SelectionEditablePath.cs

@@ -138,5 +138,13 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints.Components
 
             EditorBeatmap?.EndChange();
         }
+
+        public override void UpdateHitObjectFromPath(JuiceStream hitObject)
+        {
+            base.UpdateHitObjectFromPath(hitObject);
+
+            if (hitObject.Path.ControlPoints.Count <= 1 || !hitObject.Path.HasValidLength)
+                EditorBeatmap?.Remove(hitObject);
+        }
     }
 }

osu.Game.Rulesets.Catch/Edit/Blueprints/FruitPlacementBlueprint.cs

@@ -5,6 +5,7 @@ using osu.Framework.Input.Events;
 using osu.Game.Rulesets.Catch.Edit.Blueprints.Components;
 using osu.Game.Rulesets.Catch.Objects;
 using osu.Game.Rulesets.Edit;
+using osuTK;
 using osuTK.Input;
 
 namespace osu.Game.Rulesets.Catch.Edit.Blueprints
@@ -41,11 +42,20 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
             return true;
         }
 
-        public override void UpdateTimeAndPosition(SnapResult result)
+        public override SnapResult UpdateTimeAndPosition(Vector2 screenSpacePosition, double fallbackTime)
         {
-            base.UpdateTimeAndPosition(result);
+            var gridSnapResult = Composer?.FindSnappedPositionAndTime(screenSpacePosition) ?? new SnapResult(screenSpacePosition, fallbackTime);
+            gridSnapResult.ScreenSpacePosition.X = screenSpacePosition.X;
+            var distanceSnapResult = Composer?.TryDistanceSnap(gridSnapResult.ScreenSpacePosition);
+
+            var result = distanceSnapResult != null && Vector2.Distance(gridSnapResult.ScreenSpacePosition, distanceSnapResult.ScreenSpacePosition) < CatchHitObjectComposer.DISTANCE_SNAP_RADIUS
+                ? distanceSnapResult
+                : gridSnapResult;
+
+            base.UpdateTimeAndPosition(result.ScreenSpacePosition, result.Time ?? fallbackTime);
 
             HitObject.X = ToLocalSpace(result.ScreenSpacePosition).X;
+            return result;
         }
     }
 }

osu.Game.Rulesets.Catch/Edit/Blueprints/JuiceStreamPlacementBlueprint.cs

@@ -83,15 +83,22 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
             return base.OnMouseDown(e);
         }
 
-        public override void UpdateTimeAndPosition(SnapResult result)
+        public override SnapResult UpdateTimeAndPosition(Vector2 screenSpacePosition, double fallbackTime)
         {
+            var gridSnapResult = Composer?.FindSnappedPositionAndTime(screenSpacePosition) ?? new SnapResult(screenSpacePosition, fallbackTime);
+            gridSnapResult.ScreenSpacePosition.X = screenSpacePosition.X;
+            var distanceSnapResult = Composer?.TryDistanceSnap(gridSnapResult.ScreenSpacePosition);
+
+            var result = distanceSnapResult != null && Vector2.Distance(gridSnapResult.ScreenSpacePosition, distanceSnapResult.ScreenSpacePosition) < CatchHitObjectComposer.DISTANCE_SNAP_RADIUS
+                ? distanceSnapResult
+                : gridSnapResult;
+
             switch (PlacementActive)
             {
                 case PlacementState.Waiting:
-                    if (!(result.Time is double snappedTime)) return;
-
                     HitObject.OriginalX = ToLocalSpace(result.ScreenSpacePosition).X;
-                    HitObject.StartTime = snappedTime;
+                    if (result.Time is double snappedTime)
+                        HitObject.StartTime = snappedTime;
                     break;
 
                 case PlacementState.Active:
@@ -100,28 +107,21 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
                     break;
 
                 default:
-                    return;
+                    return result;
             }
 
             // Make sure the up-to-date position is used for outlines.
             Vector2 startPosition = CatchHitObjectUtils.GetStartPosition(HitObjectContainer, HitObject);
             editablePath.Position = nestedOutlineContainer.Position = scrollingPath.Position = startPosition;
 
-            updateHitObjectFromPath();
+            if (lastEditablePathId != editablePath.PathId)
-        }
+                editablePath.UpdateHitObjectFromPath(HitObject);
+            lastEditablePathId = editablePath.PathId;
 
-        private void updateHitObjectFromPath()
-        {
-            if (lastEditablePathId == editablePath.PathId)
-                return;
-
-            editablePath.UpdateHitObjectFromPath(HitObject);
             ApplyDefaultsToHitObject();
-
             scrollingPath.UpdatePathFrom(HitObjectContainer, HitObject);
             nestedOutlineContainer.UpdateNestedObjectsFrom(HitObjectContainer, HitObject);
-
+            return result;
-            lastEditablePathId = editablePath.PathId;
         }
 
         private double positionToTime(float relativeYPosition)

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

@@ -1,16 +1,22 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using System.Collections.Generic;
+using System.Linq;
+using osu.Framework.Input.Events;
 using osu.Game.Rulesets.Catch.Edit.Blueprints;
 using osu.Game.Rulesets.Catch.Objects;
 using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Screens.Edit.Compose.Components;
+using osuTK;
 
 namespace osu.Game.Rulesets.Catch.Edit
 {
     public partial class CatchBlueprintContainer : ComposeBlueprintContainer
     {
+        public new CatchHitObjectComposer Composer => (CatchHitObjectComposer)base.Composer;
+
         public CatchBlueprintContainer(CatchHitObjectComposer composer)
             : base(composer)
         {
@@ -36,5 +42,28 @@ namespace osu.Game.Rulesets.Catch.Edit
         }
 
         protected sealed override DragBox CreateDragBox() => new ScrollingDragBox(Composer.Playfield);
+
+        protected override bool TryMoveBlueprints(DragEvent e, IList<(SelectionBlueprint<HitObject> blueprint, Vector2[] originalSnapPositions)> blueprints)
+        {
+            Vector2 distanceTravelled = e.ScreenSpaceMousePosition - e.ScreenSpaceMouseDownPosition;
+
+            // The final movement position, relative to movementBlueprintOriginalPosition.
+            Vector2 movePosition = blueprints.First().originalSnapPositions.First() + distanceTravelled;
+
+            // Retrieve a snapped position.
+            var gridSnapResult = Composer.FindSnappedPositionAndTime(movePosition);
+            gridSnapResult.ScreenSpacePosition.X = movePosition.X;
+            var distanceSnapResult = Composer.TryDistanceSnap(gridSnapResult.ScreenSpacePosition);
+
+            var result = distanceSnapResult != null && Vector2.Distance(gridSnapResult.ScreenSpacePosition, distanceSnapResult.ScreenSpacePosition) < CatchHitObjectComposer.DISTANCE_SNAP_RADIUS
+                ? distanceSnapResult
+                : gridSnapResult;
+
+            var referenceBlueprint = blueprints.First().blueprint;
+            bool moved = SelectionHandler.HandleMovement(new MoveSelectionEvent<HitObject>(referenceBlueprint, result.ScreenSpacePosition - referenceBlueprint.ScreenSpaceSelectionPoint));
+            if (moved)
+                ApplySnapResultTime(result, referenceBlueprint.Item.StartTime);
+            return moved;
+        }
     }
 }

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

@@ -17,7 +17,7 @@ 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 expectedDistance = DurationToDistance(after.StartTime - before.GetEndTime(), before.StartTime);
 
             float previousEndX = (before as JuiceStream)?.EndX ?? ((CatchHitObject)before).EffectiveX;
             float actualDistance = Math.Abs(previousEndX - ((CatchHitObject)after).EffectiveX);

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

@@ -18,15 +18,15 @@ using osu.Game.Rulesets.Edit.Tools;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.UI;
-using osu.Game.Screens.Edit.Components.TernaryButtons;
 using osu.Game.Screens.Edit.Compose.Components;
 using osuTK;
 
 namespace osu.Game.Rulesets.Catch.Edit
 {
+    [Cached]
     public partial class CatchHitObjectComposer : ScrollingHitObjectComposer<CatchHitObject>, IKeyBindingHandler<GlobalAction>
     {
-        private const float distance_snap_radius = 50;
+        public const float DISTANCE_SNAP_RADIUS = 50;
 
         private CatchDistanceSnapGrid distanceSnapGrid = null!;
 
@@ -72,7 +72,7 @@ namespace osu.Game.Rulesets.Catch.Edit
 
         protected override Drawable CreateHitObjectInspector() => new CatchHitObjectInspector(DistanceSnapProvider);
 
-        protected override IEnumerable<TernaryButton> CreateTernaryButtons()
+        protected override IEnumerable<Drawable> CreateTernaryButtons()
             => base.CreateTernaryButtons()
                    .Concat(DistanceSnapProvider.CreateTernaryButtons());
 
@@ -136,22 +136,12 @@ namespace osu.Game.Rulesets.Catch.Edit
             DistanceSnapProvider.HandleToggleViaKey(key);
         }
 
-        public override SnapResult FindSnappedPositionAndTime(Vector2 screenSpacePosition, SnapType snapType = SnapType.All)
+        public SnapResult? TryDistanceSnap(Vector2 screenSpacePosition)
         {
-            var result = base.FindSnappedPositionAndTime(screenSpacePosition, snapType);
+            if (distanceSnapGrid.IsPresent && distanceSnapGrid.GetSnappedPosition(screenSpacePosition) is SnapResult snapResult)
+                return snapResult;
 
-            result.ScreenSpacePosition.X = screenSpacePosition.X;
+            return null;
-
-            if (snapType.HasFlag(SnapType.RelativeGrids))
-            {
-                if (distanceSnapGrid.IsPresent && distanceSnapGrid.GetSnappedPosition(result.ScreenSpacePosition) is SnapResult snapResult &&
-                    Vector2.Distance(snapResult.ScreenSpacePosition, result.ScreenSpacePosition) < distance_snap_radius)
-                {
-                    result = snapResult;
-                }
-            }
-
-            return result;
         }
 
         private PalpableCatchHitObject? getLastSnappableHitObject(double time)

osu.Game.Rulesets.Catch/Edit/Setup/CatchDifficultySection.cs

@@ -0,0 +1,125 @@
+// 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.Bindables;
+using osu.Framework.Graphics;
+using osu.Framework.Localisation;
+using osu.Game.Beatmaps;
+using osu.Game.Graphics.UserInterfaceV2;
+using osu.Game.Localisation;
+using osu.Game.Resources.Localisation.Web;
+using osu.Game.Screens.Edit.Setup;
+
+namespace osu.Game.Rulesets.Catch.Edit.Setup
+{
+    public partial class CatchDifficultySection : SetupSection
+    {
+        private FormSliderBar<float> circleSizeSlider { get; set; } = null!;
+        private FormSliderBar<float> healthDrainSlider { get; set; } = null!;
+        private FormSliderBar<float> approachRateSlider { get; set; } = null!;
+        private FormSliderBar<double> baseVelocitySlider { get; set; } = null!;
+        private FormSliderBar<double> tickRateSlider { get; set; } = null!;
+
+        public override LocalisableString Title => EditorSetupStrings.DifficultyHeader;
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            Children = new Drawable[]
+            {
+                circleSizeSlider = new FormSliderBar<float>
+                {
+                    Caption = BeatmapsetsStrings.ShowStatsCs,
+                    HintText = EditorSetupStrings.CircleSizeDescription,
+                    Current = new BindableFloat(Beatmap.Difficulty.CircleSize)
+                    {
+                        Default = BeatmapDifficulty.DEFAULT_DIFFICULTY,
+                        MinValue = 0,
+                        MaxValue = 10,
+                        Precision = 0.1f,
+                    },
+                    TransferValueOnCommit = true,
+                    TabbableContentContainer = this,
+                },
+                healthDrainSlider = new FormSliderBar<float>
+                {
+                    Caption = BeatmapsetsStrings.ShowStatsDrain,
+                    HintText = EditorSetupStrings.DrainRateDescription,
+                    Current = new BindableFloat(Beatmap.Difficulty.DrainRate)
+                    {
+                        Default = BeatmapDifficulty.DEFAULT_DIFFICULTY,
+                        MinValue = 0,
+                        MaxValue = 10,
+                        Precision = 0.1f,
+                    },
+                    TransferValueOnCommit = true,
+                    TabbableContentContainer = this,
+                },
+                approachRateSlider = new FormSliderBar<float>
+                {
+                    Caption = BeatmapsetsStrings.ShowStatsAr,
+                    HintText = EditorSetupStrings.ApproachRateDescription,
+                    Current = new BindableFloat(Beatmap.Difficulty.ApproachRate)
+                    {
+                        Default = BeatmapDifficulty.DEFAULT_DIFFICULTY,
+                        MinValue = 0,
+                        MaxValue = 10,
+                        Precision = 0.1f,
+                    },
+                    TransferValueOnCommit = true,
+                    TabbableContentContainer = this,
+                },
+                baseVelocitySlider = new FormSliderBar<double>
+                {
+                    Caption = EditorSetupStrings.BaseVelocity,
+                    HintText = EditorSetupStrings.BaseVelocityDescription,
+                    Current = new BindableDouble(Beatmap.Difficulty.SliderMultiplier)
+                    {
+                        Default = 1.4,
+                        MinValue = 0.4,
+                        MaxValue = 3.6,
+                        Precision = 0.01f,
+                    },
+                    TransferValueOnCommit = true,
+                    TabbableContentContainer = this,
+                },
+                tickRateSlider = new FormSliderBar<double>
+                {
+                    Caption = EditorSetupStrings.TickRate,
+                    HintText = EditorSetupStrings.TickRateDescription,
+                    Current = new BindableDouble(Beatmap.Difficulty.SliderTickRate)
+                    {
+                        Default = 1,
+                        MinValue = 1,
+                        MaxValue = 4,
+                        Precision = 1,
+                    },
+                    TransferValueOnCommit = true,
+                    TabbableContentContainer = this,
+                },
+            };
+
+            foreach (var item in Children.OfType<FormSliderBar<float>>())
+                item.Current.ValueChanged += _ => updateValues();
+
+            foreach (var item in Children.OfType<FormSliderBar<double>>())
+                item.Current.ValueChanged += _ => updateValues();
+        }
+
+        private void updateValues()
+        {
+            // for now, update these on commit rather than making BeatmapMetadata bindables.
+            // after switching database engines we can reconsider if switching to bindables is a good direction.
+            Beatmap.Difficulty.CircleSize = circleSizeSlider.Current.Value;
+            Beatmap.Difficulty.DrainRate = healthDrainSlider.Current.Value;
+            Beatmap.Difficulty.ApproachRate = approachRateSlider.Current.Value;
+            Beatmap.Difficulty.SliderMultiplier = baseVelocitySlider.Current.Value;
+            Beatmap.Difficulty.SliderTickRate = tickRateSlider.Current.Value;
+
+            Beatmap.UpdateAllHitObjects();
+            Beatmap.SaveState();
+        }
+    }
+}

osu.Game.Rulesets.Catch/Objects/CatchHitObject.cs

@@ -159,27 +159,26 @@ namespace osu.Game.Rulesets.Catch.Objects
         {
             // Note that this implementation is shared with the osu! ruleset's implementation.
             // If a change is made here, OsuHitObject.cs should also be updated.
-            ComboIndex = lastObj?.ComboIndex ?? 0;
+            int index = lastObj?.ComboIndex ?? 0;
-            ComboIndexWithOffsets = lastObj?.ComboIndexWithOffsets ?? 0;
+            int indexWithOffsets = lastObj?.ComboIndexWithOffsets ?? 0;
-            IndexInCurrentCombo = (lastObj?.IndexInCurrentCombo + 1) ?? 0;
+            int inCurrentCombo = (lastObj?.IndexInCurrentCombo + 1) ?? 0;
 
-            if (this is BananaShower)
+            // - For the purpose of combo colours, spinners never start a new combo even if they are flagged as doing so.
+            // - At decode time, the first hitobject in the beatmap and the first hitobject after a banana shower are both enforced to be a new combo,
+            //   but this isn't directly enforced by the editor so the extra checks against the last hitobject are duplicated here.
+            if (this is not BananaShower && (NewCombo || lastObj == null || lastObj is BananaShower))
             {
-                // For the purpose of combo colours, spinners never start a new combo even if they are flagged as doing so.
+                inCurrentCombo = 0;
-                return;
+                index++;
-            }
+                indexWithOffsets += ComboOffset + 1;
-
-            // At decode time, the first hitobject in the beatmap and the first hitobject after a banana shower are both enforced to be a new combo,
-            // but this isn't directly enforced by the editor so the extra checks against the last hitobject are duplicated here.
-            if (NewCombo || lastObj == null || lastObj is BananaShower)
-            {
-                IndexInCurrentCombo = 0;
-                ComboIndex++;
-                ComboIndexWithOffsets += ComboOffset + 1;
 
                 if (lastObj != null)
                     lastObj.LastInCombo = true;
             }
+
+            ComboIndex = index;
+            ComboIndexWithOffsets = indexWithOffsets;
+            IndexInCurrentCombo = inCurrentCombo;
         }
 
         protected override HitWindows CreateHitWindows() => HitWindows.Empty;
@@ -210,11 +209,27 @@ namespace osu.Game.Rulesets.Catch.Objects
         /// </summary>
         public float LegacyConvertedY { get; set; } = DEFAULT_LEGACY_CONVERT_Y;
 
-        float IHasXPosition.X => OriginalX;
+        float IHasXPosition.X
+        {
+            get => OriginalX;
+            set => OriginalX = value;
+        }
 
-        float IHasYPosition.Y => LegacyConvertedY;
+        float IHasYPosition.Y
+        {
+            get => LegacyConvertedY;
+            set => LegacyConvertedY = value;
+        }
 
-        Vector2 IHasPosition.Position => new Vector2(OriginalX, LegacyConvertedY);
+        Vector2 IHasPosition.Position
+        {
+            get => new Vector2(OriginalX, LegacyConvertedY);
+            set
+            {
+                ((IHasXPosition)this).X = value.X;
+                ((IHasYPosition)this).Y = value.Y;
+            }
+        }
 
         #endregion
     }

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

@@ -4,6 +4,7 @@
 using System.Linq;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
+using osu.Game.Screens.Play.HUD;
 using osu.Game.Skinning;
 using osuTK;
 using osuTK.Graphics;
@@ -47,6 +48,7 @@ namespace osu.Game.Rulesets.Catch.Skinning.Legacy
                             return new DefaultSkinComponentsContainer(container =>
                             {
                                 var keyCounter = container.OfType<LegacyKeyCounterDisplay>().FirstOrDefault();
+                                var spectatorList = container.OfType<SpectatorList>().FirstOrDefault();
 
                                 if (keyCounter != null)
                                 {
@@ -55,11 +57,19 @@ namespace osu.Game.Rulesets.Catch.Skinning.Legacy
                                     keyCounter.Origin = Anchor.TopRight;
                                     keyCounter.Position = new Vector2(0, -40) * 1.6f;
                                 }
+
+                                if (spectatorList != null)
+                                {
+                                    spectatorList.Anchor = Anchor.BottomLeft;
+                                    spectatorList.Origin = Anchor.BottomLeft;
+                                    spectatorList.Position = new Vector2(10, -10);
+                                }
                             })
                             {
                                 Children = new Drawable[]
                                 {
                                     new LegacyKeyCounterDisplay(),
+                                    new SpectatorList(),
                                 }
                             };
                     }

osu.Game.Rulesets.Mania.Tests/Editor/ManiaPlacementBlueprintTestScene.cs

@@ -9,7 +9,6 @@ using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Timing;
-using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Mania.Beatmaps;
 using osu.Game.Rulesets.Mania.Objects.Drawables;
 using osu.Game.Rulesets.Mania.UI;
@@ -47,12 +46,11 @@ namespace osu.Game.Rulesets.Mania.Tests.Editor
             });
         }
 
-        protected override SnapResult SnapForBlueprint(HitObjectPlacementBlueprint blueprint)
+        protected override void UpdatePlacementTimeAndPosition()
         {
             double time = column.TimeAtScreenSpacePosition(InputManager.CurrentState.Mouse.Position);
             var pos = column.ScreenSpacePositionAtTime(time);
-
+            CurrentBlueprint.UpdateTimeAndPosition(pos, time);
-            return new SnapResult(pos, time, column);
         }
 
         protected override Container CreateHitObjectContainer() => new ScrollingTestContainer(ScrollingDirection.Down) { RelativeSizeAxes = Axes.Both };

osu.Game.Rulesets.Mania.Tests/Editor/TestSceneManiaBeatSnapGrid.cs

@@ -20,7 +20,6 @@ using osu.Game.Rulesets.UI.Scrolling;
 using osu.Game.Screens.Edit;
 using osu.Game.Screens.Edit.Compose.Components;
 using osu.Game.Tests.Visual;
-using osuTK;
 
 namespace osu.Game.Rulesets.Mania.Tests.Editor
 {
@@ -100,10 +99,5 @@ namespace osu.Game.Rulesets.Mania.Tests.Editor
         {
             set => InternalChild = value;
         }
-
-        public override SnapResult FindSnappedPositionAndTime(Vector2 screenSpacePosition, SnapType snapType = SnapType.All)
-        {
-            throw new NotImplementedException();
-        }
     }
 }

osu.Game.Rulesets.Mania.Tests/Mods/TestSceneManiaModFadeIn.cs

@@ -26,7 +26,7 @@ namespace osu.Game.Rulesets.Mania.Tests.Mods
         {
             CreateModTest(new ModTestData
             {
-                Mod = new ManiaModHidden(),
+                Mod = new ManiaModFadeIn(),
                 PassCondition = () => checkCoverage(ManiaModHidden.MIN_COVERAGE)
             });
         }
@@ -36,7 +36,7 @@ namespace osu.Game.Rulesets.Mania.Tests.Mods
         {
             CreateModTest(new ModTestData
             {
-                Mod = new ManiaModHidden(),
+                Mod = new ManiaModFadeIn(),
                 PassCondition = () => checkCoverage(ManiaModHidden.MIN_COVERAGE)
             });
 
@@ -48,7 +48,7 @@ namespace osu.Game.Rulesets.Mania.Tests.Mods
         {
             CreateModTest(new ModTestData
             {
-                Mod = new ManiaModHidden(),
+                Mod = new ManiaModFadeIn(),
                 PassCondition = () => checkCoverage(ManiaModHidden.MAX_COVERAGE)
             });
 
@@ -60,7 +60,7 @@ namespace osu.Game.Rulesets.Mania.Tests.Mods
         {
             CreateModTest(new ModTestData
             {
-                Mod = new ManiaModHidden(),
+                Mod = new ManiaModFadeIn(),
                 PassCondition = () => checkCoverage(ManiaModHidden.MAX_COVERAGE)
             });
 
@@ -73,7 +73,7 @@ namespace osu.Game.Rulesets.Mania.Tests.Mods
         {
             CreateModTest(new ModTestData
             {
-                Mod = new ManiaModHidden(),
+                Mod = new ManiaModFadeIn(),
                 CreateBeatmap = () => new Beatmap
                 {
                     HitObjects = Enumerable.Range(1, 100).Select(i => (HitObject)new Note { StartTime = 1000 + 200 * i }).ToList(),

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

@@ -28,18 +28,20 @@ namespace osu.Game.Rulesets.Mania.Tests.Skinning
                     {
                         RelativeSizeAxes = Axes.Both,
                         Width = 0.5f,
-                        Child = new ColumnHitObjectArea(new HitObjectContainer())
+                        Child = new ColumnHitObjectArea
                         {
-                            RelativeSizeAxes = Axes.Both
+                            RelativeSizeAxes = Axes.Both,
+                            Child = new HitObjectContainer(),
                         }
                     },
                     new ColumnTestContainer(1, ManiaAction.Key2)
                     {
                         RelativeSizeAxes = Axes.Both,
                         Width = 0.5f,
-                        Child = new ColumnHitObjectArea(new HitObjectContainer())
+                        Child = new ColumnHitObjectArea
                         {
-                            RelativeSizeAxes = Axes.Both
+                            RelativeSizeAxes = Axes.Both,
+                            Child = new HitObjectContainer(),
                         }
                     }
                 }

osu.Game.Rulesets.Mania.Tests/TestSceneManiaTouchInput.cs

@@ -0,0 +1,68 @@
+// 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.Input;
+using osu.Framework.Testing;
+using osu.Game.Rulesets.Mania.UI;
+using osu.Game.Tests.Visual;
+
+namespace osu.Game.Rulesets.Mania.Tests
+{
+    public partial class TestSceneManiaTouchInput : PlayerTestScene
+    {
+        protected override Ruleset CreatePlayerRuleset() => new ManiaRuleset();
+
+        [Test]
+        public void TestTouchInput()
+        {
+            for (int i = 0; i < 4; i++)
+            {
+                int index = i;
+
+                AddStep($"touch column {index}", () => InputManager.BeginTouch(new Touch(TouchSource.Touch1, getColumn(index).ScreenSpaceDrawQuad.Centre)));
+
+                AddAssert("action sent",
+                    () => this.ChildrenOfType<ManiaInputManager>().SelectMany(m => m.KeyBindingContainer.PressedActions),
+                    () => Does.Contain(getColumn(index).Action.Value));
+
+                AddStep($"release column {index}", () => InputManager.EndTouch(new Touch(TouchSource.Touch1, getColumn(index).ScreenSpaceDrawQuad.Centre)));
+
+                AddAssert("action released",
+                    () => this.ChildrenOfType<ManiaInputManager>().SelectMany(m => m.KeyBindingContainer.PressedActions),
+                    () => Does.Not.Contain(getColumn(index).Action.Value));
+            }
+        }
+
+        [Test]
+        public void TestOneColumnMultipleTouches()
+        {
+            AddStep("touch column 0", () => InputManager.BeginTouch(new Touch(TouchSource.Touch1, getColumn(0).ScreenSpaceDrawQuad.Centre)));
+
+            AddAssert("action sent",
+                () => this.ChildrenOfType<ManiaInputManager>().SelectMany(m => m.KeyBindingContainer.PressedActions),
+                () => Does.Contain(getColumn(0).Action.Value));
+
+            AddStep("touch another finger", () => InputManager.BeginTouch(new Touch(TouchSource.Touch2, getColumn(0).ScreenSpaceDrawQuad.Centre)));
+
+            AddAssert("action still pressed",
+                () => this.ChildrenOfType<ManiaInputManager>().SelectMany(m => m.KeyBindingContainer.PressedActions),
+                () => Does.Contain(getColumn(0).Action.Value));
+
+            AddStep("release first finger", () => InputManager.EndTouch(new Touch(TouchSource.Touch1, getColumn(0).ScreenSpaceDrawQuad.Centre)));
+
+            AddAssert("action still pressed",
+                () => this.ChildrenOfType<ManiaInputManager>().SelectMany(m => m.KeyBindingContainer.PressedActions),
+                () => Does.Contain(getColumn(0).Action.Value));
+
+            AddStep("release second finger", () => InputManager.EndTouch(new Touch(TouchSource.Touch2, getColumn(0).ScreenSpaceDrawQuad.Centre)));
+
+            AddAssert("action released",
+                () => this.ChildrenOfType<ManiaInputManager>().SelectMany(m => m.KeyBindingContainer.PressedActions),
+                () => Does.Not.Contain(getColumn(0).Action.Value));
+        }
+
+        private Column getColumn(int index) => this.ChildrenOfType<Column>().ElementAt(index);
+    }
+}

osu.Game.Rulesets.Mania.Tests/TestSceneManiaTouchInputArea.cs

@@ -1,49 +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.Linq;
-using NUnit.Framework;
-using osu.Framework.Graphics.Containers;
-using osu.Framework.Input;
-using osu.Framework.Testing;
-using osu.Game.Rulesets.Mania.UI;
-using osu.Game.Tests.Visual;
-
-namespace osu.Game.Rulesets.Mania.Tests
-{
-    public partial class TestSceneManiaTouchInputArea : PlayerTestScene
-    {
-        protected override Ruleset CreatePlayerRuleset() => new ManiaRuleset();
-
-        [Test]
-        public void TestTouchAreaNotInitiallyVisible()
-        {
-            AddAssert("touch area not visible", () => getTouchOverlay()?.State.Value == Visibility.Hidden);
-        }
-
-        [Test]
-        public void TestPressReceptors()
-        {
-            AddAssert("touch area not visible", () => getTouchOverlay()?.State.Value == Visibility.Hidden);
-
-            for (int i = 0; i < 4; i++)
-            {
-                int index = i;
-
-                AddStep($"touch receptor {index}", () => InputManager.BeginTouch(new Touch(TouchSource.Touch1, getReceptor(index).ScreenSpaceDrawQuad.Centre)));
-
-                AddAssert("action sent",
-                    () => this.ChildrenOfType<ManiaInputManager>().SelectMany(m => m.KeyBindingContainer.PressedActions),
-                    () => Does.Contain(getReceptor(index).Action.Value));
-
-                AddStep($"release receptor {index}", () => InputManager.EndTouch(new Touch(TouchSource.Touch1, getReceptor(index).ScreenSpaceDrawQuad.Centre)));
-
-                AddAssert("touch area visible", () => getTouchOverlay()?.State.Value == Visibility.Visible);
-            }
-        }
-
-        private ManiaTouchInputArea? getTouchOverlay() => this.ChildrenOfType<ManiaTouchInputArea>().SingleOrDefault();
-
-        private ManiaTouchInputArea.ColumnInputReceptor getReceptor(int index) => this.ChildrenOfType<ManiaTouchInputArea.ColumnInputReceptor>().ElementAt(index);
-    }
-}

osu.Game.Rulesets.Mania.Tests/osu.Game.Rulesets.Mania.Tests.csproj

@@ -1,9 +1,9 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <Import Project="..\osu.TestProject.props" />
   <ItemGroup Label="Package References">
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="NUnit" Version="3.14.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
   </ItemGroup>
   <PropertyGroup Label="Project">
     <OutputType>WinExe</OutputType>

osu.Game.Rulesets.Mania/Edit/Blueprints/HoldNotePlacementBlueprint.cs

@@ -98,9 +98,9 @@ namespace osu.Game.Rulesets.Mania.Edit.Blueprints
 
         private double originalStartTime;
 
-        public override void UpdateTimeAndPosition(SnapResult result)
+        public override SnapResult UpdateTimeAndPosition(Vector2 screenSpacePosition, double fallbackTime)
         {
-            base.UpdateTimeAndPosition(result);
+            var result = base.UpdateTimeAndPosition(screenSpacePosition, fallbackTime);
 
             if (PlacementActive == PlacementState.Active)
             {
@@ -121,6 +121,8 @@ namespace osu.Game.Rulesets.Mania.Edit.Blueprints
                 if (result.Time is double startTime)
                     originalStartTime = HitObject.StartTime = startTime;
             }
+
+            return result;
         }
     }
 }

osu.Game.Rulesets.Mania/Edit/Blueprints/HoldNoteSelectionBlueprint.cs

@@ -5,7 +5,6 @@ using osu.Framework.Allocation;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Primitives;
-using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Mania.Edit.Blueprints.Components;
 using osu.Game.Rulesets.Mania.Objects;
 using osu.Game.Rulesets.Mania.Objects.Drawables;
@@ -24,7 +23,7 @@ namespace osu.Game.Rulesets.Mania.Edit.Blueprints
         private EditorBeatmap? editorBeatmap { get; set; }
 
         [Resolved]
-        private IPositionSnapProvider? positionSnapProvider { get; set; }
+        private ManiaHitObjectComposer? positionSnapProvider { get; set; }
 
         private EditBodyPiece body = null!;
         private EditHoldNoteEndPiece head = null!;

osu.Game.Rulesets.Mania/Edit/Blueprints/ManiaPlacementBlueprint.cs

@@ -1,8 +1,8 @@
 // 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 osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Input.Events;
 using osu.Game.Rulesets.Edit;
@@ -20,13 +20,18 @@ namespace osu.Game.Rulesets.Mania.Edit.Blueprints
     {
         protected new T HitObject => (T)base.HitObject;
 
-        private Column column;
+        [Resolved]
+        private ManiaHitObjectComposer? composer { get; set; }
 
-        public Column Column
+        private Column? column;
+
+        public Column? Column
         {
             get => column;
             set
             {
+                ArgumentNullException.ThrowIfNull(value);
+
                 if (value == column)
                     return;
 
@@ -53,9 +58,11 @@ namespace osu.Game.Rulesets.Mania.Edit.Blueprints
             return true;
         }
 
-        public override void UpdateTimeAndPosition(SnapResult result)
+        public override SnapResult UpdateTimeAndPosition(Vector2 screenSpacePosition, double fallbackTime)
         {
-            base.UpdateTimeAndPosition(result);
+            var result = composer?.FindSnappedPositionAndTime(screenSpacePosition) ?? new SnapResult(screenSpacePosition, fallbackTime);
+
+            base.UpdateTimeAndPosition(result.ScreenSpacePosition, result.Time ?? fallbackTime);
 
             if (result.Playfield is Column col)
             {
@@ -76,6 +83,8 @@ namespace osu.Game.Rulesets.Mania.Edit.Blueprints
                 if (PlacementActive == PlacementState.Waiting)
                     Column = col;
             }
+
+            return result;
         }
 
         private float getNoteHeight(Column resultPlayfield) =>

osu.Game.Rulesets.Mania/Edit/Blueprints/NotePlacementBlueprint.cs

@@ -8,6 +8,7 @@ using osu.Framework.Input.Events;
 using osu.Game.Graphics;
 using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Mania.Objects;
+using osuTK;
 using osuTK.Input;
 
 namespace osu.Game.Rulesets.Mania.Edit.Blueprints
@@ -35,15 +36,17 @@ namespace osu.Game.Rulesets.Mania.Edit.Blueprints
             };
         }
 
-        public override void UpdateTimeAndPosition(SnapResult result)
+        public override SnapResult UpdateTimeAndPosition(Vector2 screenSpacePosition, double referenceTime)
         {
-            base.UpdateTimeAndPosition(result);
+            var result = base.UpdateTimeAndPosition(screenSpacePosition, referenceTime);
 
             if (result.Playfield != null)
             {
                 piece.Width = result.Playfield.DrawWidth;
                 piece.Position = ToLocalSpace(result.ScreenSpacePosition);
             }
+
+            return result;
         }
 
         protected override bool OnMouseDown(MouseDownEvent e)

osu.Game.Rulesets.Mania/Edit/ManiaBlueprintContainer.cs

@@ -1,17 +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 System.Collections.Generic;
+using System.Linq;
+using osu.Framework.Input.Events;
 using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Mania.Edit.Blueprints;
 using osu.Game.Rulesets.Mania.Objects;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Screens.Edit.Compose.Components;
+using osuTK;
 
 namespace osu.Game.Rulesets.Mania.Edit
 {
     public partial class ManiaBlueprintContainer : ComposeBlueprintContainer
     {
-        public ManiaBlueprintContainer(HitObjectComposer composer)
+        public new ManiaHitObjectComposer Composer => (ManiaHitObjectComposer)base.Composer;
+
+        public ManiaBlueprintContainer(ManiaHitObjectComposer composer)
             : base(composer)
         {
         }
@@ -33,5 +39,22 @@ namespace osu.Game.Rulesets.Mania.Edit
         protected override SelectionHandler<HitObject> CreateSelectionHandler() => new ManiaSelectionHandler();
 
         protected sealed override DragBox CreateDragBox() => new ScrollingDragBox(Composer.Playfield);
+
+        protected override bool TryMoveBlueprints(DragEvent e, IList<(SelectionBlueprint<HitObject> blueprint, Vector2[] originalSnapPositions)> blueprints)
+        {
+            Vector2 distanceTravelled = e.ScreenSpaceMousePosition - e.ScreenSpaceMouseDownPosition;
+
+            // The final movement position, relative to movementBlueprintOriginalPosition.
+            Vector2 movePosition = blueprints.First().originalSnapPositions.First() + distanceTravelled;
+
+            // Retrieve a snapped position.
+            var result = Composer.FindSnappedPositionAndTime(movePosition);
+
+            var referenceBlueprint = blueprints.First().blueprint;
+            bool moved = SelectionHandler.HandleMovement(new MoveSelectionEvent<HitObject>(referenceBlueprint, result.ScreenSpacePosition - referenceBlueprint.ScreenSpaceSelectionPoint));
+            if (moved)
+                ApplySnapResultTime(result, referenceBlueprint.Item.StartTime);
+            return moved;
+        }
     }
 }

osu.Game.Rulesets.Mania/Edit/ManiaHitObjectComposer.cs

@@ -19,6 +19,7 @@ using osuTK;
 
 namespace osu.Game.Rulesets.Mania.Edit
 {
+    [Cached]
     public partial class ManiaHitObjectComposer : ScrollingHitObjectComposer<ManiaHitObject>
     {
         private DrawableManiaEditorRuleset drawableRuleset = null!;
@@ -64,11 +65,11 @@ namespace osu.Game.Rulesets.Mania.Edit
                 return;
 
             List<ManiaHitObject> remainingHitObjects = EditorBeatmap.HitObjects.Cast<ManiaHitObject>().Where(h => h.StartTime >= timestamp).ToList();
-            string[] objectDescriptions = objectDescription.Split(',').ToArray();
+            string[] objectDescriptions = objectDescription.Split(',');
 
             for (int i = 0; i < objectDescriptions.Length; i++)
             {
-                string[] split = objectDescriptions[i].Split('|').ToArray();
+                string[] split = objectDescriptions[i].Split('|');
                 if (split.Length != 2)
                     continue;
 

osu.Game.Rulesets.Mania/ManiaInputManager.cs

@@ -8,7 +8,7 @@ using osu.Game.Rulesets.UI;
 
 namespace osu.Game.Rulesets.Mania
 {
-    [Cached] // Used for touch input, see ColumnTouchInputArea.
+    [Cached] // Used for touch input, see Column.OnTouchDown/OnTouchUp.
     public partial class ManiaInputManager : RulesetInputManager<ManiaAction>
     {
         public ManiaInputManager(RulesetInfo ruleset, int variant)

osu.Game.Rulesets.Mania/Mods/ManiaModWithPlayfieldCover.cs

@@ -34,7 +34,7 @@ namespace osu.Game.Rulesets.Mania.Mods
 
             foreach (Column column in maniaPlayfield.Stages.SelectMany(stage => stage.Columns))
             {
-                HitObjectContainer hoc = column.HitObjectArea.HitObjectContainer;
+                HitObjectContainer hoc = column.HitObjectContainer;
                 Container hocParent = (Container)hoc.Parent!;
 
                 hocParent.Remove(hoc, false);

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

@@ -25,7 +25,11 @@ namespace osu.Game.Rulesets.Mania.Objects
 
         #region LegacyBeatmapEncoder
 
-        float IHasXPosition.X => Column;
+        float IHasXPosition.X
+        {
+            get => Column;
+            set => Column = (int)value;
+        }
 
         #endregion
     }

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

@@ -3,6 +3,7 @@
 
 using System;
 using osu.Framework.Allocation;
+using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
@@ -12,6 +13,7 @@ using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
 using osu.Game.Rulesets.Judgements;
 using osu.Game.Rulesets.Scoring;
+using osu.Game.Rulesets.UI.Scrolling;
 using osuTK;
 using osuTK.Graphics;
 
@@ -19,25 +21,29 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
 {
     public partial class ArgonJudgementPiece : TextJudgementPiece, IAnimatableJudgement
     {
-        private const float judgement_y_position = 160;
+        private const float judgement_y_position = -180f;
 
         private RingExplosion? ringExplosion;
 
         [Resolved]
         private OsuColour colours { get; set; } = null!;
 
+        private IBindable<ScrollingDirection> direction = null!;
+
         public ArgonJudgementPiece(HitResult result)
             : base(result)
         {
             AutoSizeAxes = Axes.Both;
 
             Origin = Anchor.Centre;
-            Y = judgement_y_position;
         }
 
         [BackgroundDependencyLoader]
-        private void load()
+        private void load(IScrollingInfo scrollingInfo)
         {
+            direction = scrollingInfo.Direction.GetBoundCopy();
+            direction.BindValueChanged(_ => onDirectionChanged(), true);
+
             if (Result.IsHit())
             {
                 AddInternal(ringExplosion = new RingExplosion(Result)
@@ -47,6 +53,8 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
             }
         }
 
+        private void onDirectionChanged() => Y = direction.Value == ScrollingDirection.Up ? -judgement_y_position : judgement_y_position;
+
         protected override SpriteText CreateJudgementText() =>
             new OsuSpriteText
             {
@@ -78,7 +86,7 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
                     this.ScaleTo(1.6f);
                     this.ScaleTo(1, 100, Easing.In);
 
-                    this.MoveToY(judgement_y_position);
+                    this.MoveToY(direction.Value == ScrollingDirection.Up ? -judgement_y_position : judgement_y_position);
                     this.MoveToOffset(new Vector2(0, 100), 800, Easing.InQuint);
 
                     this.RotateTo(0);

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

@@ -9,7 +9,9 @@ using osu.Framework.Testing;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mania.Beatmaps;
 using osu.Game.Rulesets.Scoring;
+using osu.Game.Screens.Play.HUD;
 using osu.Game.Skinning;
+using osuTK;
 using osuTK.Graphics;
 
 namespace osu.Game.Rulesets.Mania.Skinning.Argon
@@ -39,6 +41,7 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
                             return new DefaultSkinComponentsContainer(container =>
                             {
                                 var combo = container.ChildrenOfType<ArgonManiaComboCounter>().FirstOrDefault();
+                                var spectatorList = container.OfType<SpectatorList>().FirstOrDefault();
 
                                 if (combo != null)
                                 {
@@ -47,9 +50,17 @@ namespace osu.Game.Rulesets.Mania.Skinning.Argon
                                     combo.Origin = Anchor.Centre;
                                     combo.Y = 200;
                                 }
+
+                                if (spectatorList != null)
+                                    spectatorList.Position = new Vector2(36, -66);
                             })
                             {
                                 new ArgonManiaComboCounter(),
+                                new SpectatorList
+                                {
+                                    Anchor = Anchor.BottomLeft,
+                                    Origin = Anchor.BottomLeft,
+                                }
                             };
                     }
 

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

@@ -2,13 +2,14 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using osu.Framework.Allocation;
+using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Animations;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Utils;
 using osu.Game.Rulesets.Judgements;
-using osu.Game.Rulesets.Mania.UI;
 using osu.Game.Rulesets.Scoring;
+using osu.Game.Rulesets.UI.Scrolling;
 using osu.Game.Skinning;
 
 namespace osu.Game.Rulesets.Mania.Skinning.Legacy
@@ -23,21 +24,22 @@ namespace osu.Game.Rulesets.Mania.Skinning.Legacy
             this.result = result;
             this.animation = animation;
 
-            Anchor = Anchor.Centre;
+            Anchor = Anchor.BottomCentre;
             Origin = Anchor.Centre;
 
             AutoSizeAxes = Axes.Both;
         }
 
+        private IBindable<ScrollingDirection> direction = null!;
+
+        [Resolved]
+        private ISkinSource skin { get; set; } = null!;
+
         [BackgroundDependencyLoader]
-        private void load(ISkinSource skin)
+        private void load(IScrollingInfo scrollingInfo)
         {
-            float? scorePosition = skin.GetManiaSkinConfig<float>(LegacyManiaSkinConfigurationLookups.ScorePosition)?.Value;
+            direction = scrollingInfo.Direction.GetBoundCopy();
-
+            direction.BindValueChanged(_ => onDirectionChanged(), true);
-            if (scorePosition != null)
-                scorePosition -= Stage.HIT_TARGET_POSITION + 150;
-
-            Y = scorePosition ?? 0;
 
             InternalChild = animation.With(d =>
             {
@@ -46,6 +48,17 @@ namespace osu.Game.Rulesets.Mania.Skinning.Legacy
             });
         }
 
+        private void onDirectionChanged()
+        {
+            float hitPosition = skin.GetManiaSkinConfig<float>(LegacyManiaSkinConfigurationLookups.HitPosition)?.Value ?? 0;
+            float scorePosition = skin.GetManiaSkinConfig<float>(LegacyManiaSkinConfigurationLookups.ScorePosition)?.Value ?? 0;
+
+            float absoluteHitPosition = 480f * LegacyManiaSkinConfiguration.POSITION_SCALE_FACTOR - hitPosition;
+            float finalPosition = scorePosition - absoluteHitPosition;
+
+            Y = direction.Value == ScrollingDirection.Up ? -finalPosition : finalPosition;
+        }
+
         public void PlayAnimation()
         {
             (animation as IFramedAnimation)?.GotoFrame(0);

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

@@ -15,7 +15,9 @@ using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mania.Beatmaps;
 using osu.Game.Rulesets.Objects.Legacy;
 using osu.Game.Rulesets.Scoring;
+using osu.Game.Screens.Play.HUD;
 using osu.Game.Skinning;
+using osuTK;
 
 namespace osu.Game.Rulesets.Mania.Skinning.Legacy
 {
@@ -95,6 +97,7 @@ namespace osu.Game.Rulesets.Mania.Skinning.Legacy
                             return new DefaultSkinComponentsContainer(container =>
                             {
                                 var combo = container.ChildrenOfType<LegacyManiaComboCounter>().FirstOrDefault();
+                                var spectatorList = container.OfType<SpectatorList>().FirstOrDefault();
 
                                 if (combo != null)
                                 {
@@ -102,9 +105,17 @@ namespace osu.Game.Rulesets.Mania.Skinning.Legacy
                                     combo.Origin = Anchor.Centre;
                                     combo.Y = this.GetManiaSkinConfig<float>(LegacyManiaSkinConfigurationLookups.ComboPosition)?.Value ?? 0;
                                 }
+
+                                if (spectatorList != null)
+                                {
+                                    spectatorList.Anchor = Anchor.BottomLeft;
+                                    spectatorList.Origin = Anchor.BottomLeft;
+                                    spectatorList.Position = new Vector2(10, -10);
+                                }
                             })
                             {
                                 new LegacyManiaComboCounter(),
+                                new SpectatorList(),
                             };
                     }
 

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

@@ -1,10 +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 osu.Framework.Allocation;
 using osu.Framework.Bindables;
+using osu.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Pooling;
@@ -45,11 +44,11 @@ namespace osu.Game.Rulesets.Mania.UI
 
         internal readonly Container TopLevelContainer = new Container { RelativeSizeAxes = Axes.Both };
 
-        private DrawablePool<PoolableHitExplosion> hitExplosionPool;
+        private DrawablePool<PoolableHitExplosion> hitExplosionPool = null!;
         private readonly OrderedHitPolicy hitPolicy;
         public Container UnderlayElements => HitObjectArea.UnderlayElements;
 
-        private GameplaySampleTriggerSource sampleTriggerSource;
+        private GameplaySampleTriggerSource sampleTriggerSource = null!;
 
         /// <summary>
         /// Whether this is a special (ie. scratch) column.
@@ -67,11 +66,15 @@ namespace osu.Game.Rulesets.Mania.UI
             Width = COLUMN_WIDTH;
 
             hitPolicy = new OrderedHitPolicy(HitObjectContainer);
-            HitObjectArea = new ColumnHitObjectArea(HitObjectContainer) { RelativeSizeAxes = Axes.Both };
+            HitObjectArea = new ColumnHitObjectArea
+            {
+                RelativeSizeAxes = Axes.Both,
+                Child = HitObjectContainer,
+            };
         }
 
         [Resolved]
-        private ISkinSource skin { get; set; }
+        private ISkinSource skin { get; set; } = null!;
 
         [BackgroundDependencyLoader]
         private void load(GameHost host)
@@ -132,7 +135,7 @@ namespace osu.Game.Rulesets.Mania.UI
 
             base.Dispose(isDisposing);
 
-            if (skin != null)
+            if (skin.IsNotNull())
                 skin.SourceChanged -= onSourceChanged;
         }
 
@@ -180,5 +183,29 @@ namespace osu.Game.Rulesets.Mania.UI
         public override bool ReceivePositionalInputAt(Vector2 screenSpacePos)
             // This probably shouldn't exist as is, but the columns in the stage are separated by a 1px border
             => DrawRectangle.Inflate(new Vector2(Stage.COLUMN_SPACING / 2, 0)).Contains(ToLocalSpace(screenSpacePos));
+
+        #region Touch Input
+
+        [Resolved]
+        private ManiaInputManager? maniaInputManager { get; set; }
+
+        private int touchActivationCount;
+
+        protected override bool OnTouchDown(TouchDownEvent e)
+        {
+            maniaInputManager?.KeyBindingContainer.TriggerPressed(Action.Value);
+            touchActivationCount++;
+            return true;
+        }
+
+        protected override void OnTouchUp(TouchUpEvent e)
+        {
+            touchActivationCount--;
+
+            if (touchActivationCount == 0)
+                maniaInputManager?.KeyBindingContainer.TriggerReleased(Action.Value);
+        }
+
+        #endregion
     }
 }

osu.Game.Rulesets.Mania/UI/Components/ColumnHitObjectArea.cs

@@ -3,13 +3,12 @@
 
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
-using osu.Game.Rulesets.UI;
 using osu.Game.Rulesets.UI.Scrolling;
 using osu.Game.Skinning;
 
 namespace osu.Game.Rulesets.Mania.UI.Components
 {
-    public partial class ColumnHitObjectArea : HitObjectArea
+    public partial class ColumnHitObjectArea : HitPositionPaddedContainer
     {
         public readonly Container Explosions;
 
@@ -17,25 +16,29 @@ namespace osu.Game.Rulesets.Mania.UI.Components
 
         private readonly Drawable hitTarget;
 
-        public ColumnHitObjectArea(HitObjectContainer hitObjectContainer)
+        protected override Container<Drawable> Content => content;
-            : base(hitObjectContainer)
+
+        private readonly Container content;
+
+        public ColumnHitObjectArea()
         {
             AddRangeInternal(new[]
             {
                 UnderlayElements = new Container
                 {
                     RelativeSizeAxes = Axes.Both,
-                    Depth = 2,
                 },
                 hitTarget = new SkinnableDrawable(new ManiaSkinComponentLookup(ManiaSkinComponents.HitTarget), _ => new DefaultHitTarget())
                 {
                     RelativeSizeAxes = Axes.X,
-                    Depth = 1
+                },
+                content = new Container
+                {
+                    RelativeSizeAxes = Axes.Both,
                 },
                 Explosions = new Container
                 {
                     RelativeSizeAxes = Axes.Both,
-                    Depth = -1,
                 }
             });
         }

osu.Game.Rulesets.Mania/UI/Components/HitPositionPaddedContainer.cs

@@ -1,52 +1,38 @@
-// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// 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.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Game.Rulesets.Mania.Skinning;
-using osu.Game.Rulesets.UI;
 using osu.Game.Rulesets.UI.Scrolling;
 using osu.Game.Skinning;
 
 namespace osu.Game.Rulesets.Mania.UI.Components
 {
-    public partial class HitObjectArea : SkinReloadableDrawable
+    public partial class HitPositionPaddedContainer : Container
     {
         protected readonly IBindable<ScrollingDirection> Direction = new Bindable<ScrollingDirection>();
-        public readonly HitObjectContainer HitObjectContainer;
 
-        public HitObjectArea(HitObjectContainer hitObjectContainer)
+        [Resolved]
-        {
+        private ISkinSource skin { get; set; } = null!;
-            InternalChild = new Container
-            {
-                RelativeSizeAxes = Axes.Both,
-                Child = HitObjectContainer = hitObjectContainer
-            };
-        }
 
         [BackgroundDependencyLoader]
         private void load(IScrollingInfo scrollingInfo)
         {
             Direction.BindTo(scrollingInfo.Direction);
-            Direction.BindValueChanged(onDirectionChanged, true);
+            Direction.BindValueChanged(_ => UpdateHitPosition(), true);
+
+            skin.SourceChanged += onSkinChanged;
         }
 
-        protected override void SkinChanged(ISkinSource skin)
+        private void onSkinChanged() => UpdateHitPosition();
-        {
-            base.SkinChanged(skin);
-            UpdateHitPosition();
-        }
-
-        private void onDirectionChanged(ValueChangedEvent<ScrollingDirection> direction)
-        {
-            UpdateHitPosition();
-        }
 
         protected virtual void UpdateHitPosition()
         {
-            float hitPosition = CurrentSkin.GetConfig<ManiaSkinConfigurationLookup, float>(
+            float hitPosition = skin.GetConfig<ManiaSkinConfigurationLookup, float>(
                                     new ManiaSkinConfigurationLookup(LegacyManiaSkinConfigurationLookups.HitPosition))?.Value
                                 ?? Stage.HIT_TARGET_POSITION;
 
@@ -54,5 +40,13 @@ namespace osu.Game.Rulesets.Mania.UI.Components
                 ? new MarginPadding { Top = hitPosition }
                 : new MarginPadding { Bottom = hitPosition };
         }
+
+        protected override void Dispose(bool isDisposing)
+        {
+            base.Dispose(isDisposing);
+
+            if (skin.IsNotNull())
+                skin.SourceChanged -= onSkinChanged;
+        }
     }
 }

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

@@ -0,0 +1,75 @@
+// 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.Framework.Graphics;
+using osu.Game.Rulesets.Judgements;
+using osu.Game.Rulesets.Scoring;
+using osu.Game.Rulesets.UI.Scrolling;
+using osuTK;
+
+namespace osu.Game.Rulesets.Mania.UI
+{
+    public partial class DefaultManiaJudgementPiece : DefaultJudgementPiece
+    {
+        private const float judgement_y_position = -180f;
+
+        private IBindable<ScrollingDirection> direction = null!;
+
+        public DefaultManiaJudgementPiece(HitResult result)
+            : base(result)
+        {
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(IScrollingInfo scrollingInfo)
+        {
+            direction = scrollingInfo.Direction.GetBoundCopy();
+            direction.BindValueChanged(_ => onDirectionChanged(), true);
+        }
+
+        private void onDirectionChanged() => Y = direction.Value == ScrollingDirection.Up ? -judgement_y_position : judgement_y_position;
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            JudgementText.Font = JudgementText.Font.With(size: 25);
+        }
+
+        public override void PlayAnimation()
+        {
+            switch (Result)
+            {
+                case HitResult.None:
+                    this.FadeOutFromOne(800);
+                    break;
+
+                case HitResult.Miss:
+                    this.ScaleTo(1.6f);
+                    this.ScaleTo(1, 100, Easing.In);
+
+                    this.MoveToY(direction.Value == ScrollingDirection.Up ? -judgement_y_position : judgement_y_position);
+                    this.MoveToOffset(new Vector2(0, 100), 800, Easing.InQuint);
+
+                    this.RotateTo(0);
+                    this.RotateTo(40, 800, Easing.InQuint);
+
+                    this.FadeOutFromOne(800);
+                    break;
+
+                default:
+                    this.ScaleTo(0.8f);
+                    this.ScaleTo(1, 250, Easing.OutElastic);
+
+                    this.Delay(50)
+                        .ScaleTo(0.75f, 250)
+                        .FadeOut(200);
+
+                    // osu!mania uses a custom fade length, so the base call is intentionally omitted.
+                    break;
+            }
+        }
+    }
+}

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

@@ -3,51 +3,32 @@
 
 #nullable disable
 
+using osu.Framework.Allocation;
+using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Game.Rulesets.Judgements;
 using osu.Game.Rulesets.Scoring;
+using osu.Game.Rulesets.UI.Scrolling;
 
 namespace osu.Game.Rulesets.Mania.UI
 {
     public partial class DrawableManiaJudgement : DrawableJudgement
     {
-        protected override Drawable CreateDefaultJudgement(HitResult result) => new DefaultManiaJudgementPiece(result);
+        private IBindable<ScrollingDirection> direction;
 
-        private partial class DefaultManiaJudgementPiece : DefaultJudgementPiece
+        [BackgroundDependencyLoader]
+        private void load(IScrollingInfo scrollingInfo)
         {
-            public DefaultManiaJudgementPiece(HitResult result)
+            direction = scrollingInfo.Direction.GetBoundCopy();
-                : base(result)
+            direction.BindValueChanged(_ => onDirectionChanged(), true);
-            {
-            }
-
-            protected override void LoadComplete()
-            {
-                base.LoadComplete();
-
-                JudgementText.Font = JudgementText.Font.With(size: 25);
-            }
-
-            public override void PlayAnimation()
-            {
-                switch (Result)
-                {
-                    case HitResult.None:
-                    case HitResult.Miss:
-                        base.PlayAnimation();
-                        break;
-
-                    default:
-                        this.ScaleTo(0.8f);
-                        this.ScaleTo(1, 250, Easing.OutElastic);
-
-                        this.Delay(50)
-                            .ScaleTo(0.75f, 250)
-                            .FadeOut(200);
-
-                        // osu!mania uses a custom fade length, so the base call is intentionally omitted.
-                        break;
-                }
-            }
         }
+
+        private void onDirectionChanged()
+        {
+            Anchor = direction.Value == ScrollingDirection.Up ? Anchor.TopCentre : Anchor.BottomCentre;
+            Origin = Anchor.Centre;
+        }
+
+        protected override Drawable CreateDefaultJudgement(HitResult result) => new DefaultManiaJudgementPiece(result);
     }
 }

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

@@ -32,7 +32,6 @@ using osu.Game.Skinning;
 
 namespace osu.Game.Rulesets.Mania.UI
 {
-    [Cached]
     public partial class DrawableManiaRuleset : DrawableScrollingRuleset<ManiaHitObject>
     {
         /// <summary>
@@ -51,6 +50,8 @@ namespace osu.Game.Rulesets.Mania.UI
 
         public IEnumerable<BarLine> BarLines;
 
+        public override bool RequiresPortraitOrientation => Beatmap.Stages.Count == 1;
+
         protected override bool RelativeScaleBeatLengths => true;
 
         protected new ManiaRulesetConfigManager Config => (ManiaRulesetConfigManager)base.Config;
@@ -110,8 +111,6 @@ namespace osu.Game.Rulesets.Mania.UI
             configScrollSpeed.BindValueChanged(speed => TargetTimeRange = ComputeScrollTime(speed.NewValue));
 
             TimeRange.Value = TargetTimeRange = currentTimeRange = ComputeScrollTime(configScrollSpeed.Value);
-
-            KeyBindingInputManager.Add(new ManiaTouchInputArea());
         }
 
         protected override void AdjustScrollSpeed(int amount) => configScrollSpeed.Value += amount;
@@ -162,7 +161,7 @@ namespace osu.Game.Rulesets.Mania.UI
         /// <returns>The scroll time.</returns>
         public static double ComputeScrollTime(double scrollSpeed) => MAX_TIME_RANGE / scrollSpeed;
 
-        public override PlayfieldAdjustmentContainer CreatePlayfieldAdjustmentContainer() => new ManiaPlayfieldAdjustmentContainer();
+        public override PlayfieldAdjustmentContainer CreatePlayfieldAdjustmentContainer() => new ManiaPlayfieldAdjustmentContainer(this);
 
         protected override Playfield CreatePlayfield() => new ManiaPlayfield(Beatmap.Stages);
 

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

@@ -1,17 +1,63 @@
 // 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.Game.Rulesets.UI;
+using osuTK;
 
 namespace osu.Game.Rulesets.Mania.UI
 {
     public partial class ManiaPlayfieldAdjustmentContainer : PlayfieldAdjustmentContainer
     {
-        public ManiaPlayfieldAdjustmentContainer()
+        protected override Container<Drawable> Content { get; }
+
+        private readonly DrawSizePreservingFillContainer scalingContainer;
+
+        private readonly DrawableManiaRuleset drawableManiaRuleset;
+
+        public ManiaPlayfieldAdjustmentContainer(DrawableManiaRuleset drawableManiaRuleset)
         {
-            Anchor = Anchor.Centre;
+            this.drawableManiaRuleset = drawableManiaRuleset;
-            Origin = Anchor.Centre;
+            InternalChild = scalingContainer = new DrawSizePreservingFillContainer
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                RelativeSizeAxes = Axes.Both,
+                Child = Content = new Container
+                {
+                    RelativeSizeAxes = Axes.Both,
+                }
+            };
+        }
+
+        protected override void Update()
+        {
+            base.Update();
+
+            float aspectRatio = DrawWidth / DrawHeight;
+            bool isPortrait = aspectRatio < 1f;
+
+            if (isPortrait && drawableManiaRuleset.Beatmap.Stages.Count == 1)
+            {
+                // Scale playfield up by 25% to become playable on mobile devices,
+                // and leave a 10% horizontal gap if the playfield is scaled down due to being too wide.
+                const float base_scale = 1.25f;
+                const float base_width = 768f / base_scale;
+                const float side_gap = 0.9f;
+
+                scalingContainer.Strategy = DrawSizePreservationStrategy.Maximum;
+                float stageWidth = drawableManiaRuleset.Playfield.Stages[0].DrawWidth;
+                scalingContainer.TargetDrawSize = new Vector2(1024, base_width * Math.Max(stageWidth / aspectRatio / (base_width * side_gap), 1f));
+            }
+            else
+            {
+                scalingContainer.Strategy = DrawSizePreservationStrategy.Minimum;
+                scalingContainer.Scale = new Vector2(1f);
+                scalingContainer.Size = new Vector2(1f);
+                scalingContainer.TargetDrawSize = new Vector2(1024, 768);
+            }
         }
     }
 }

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

@@ -1,199 +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.Collections.Generic;
-using osu.Framework.Allocation;
-using osu.Framework.Bindables;
-using osu.Framework.Graphics;
-using osu.Framework.Graphics.Containers;
-using osu.Framework.Graphics.Shapes;
-using osu.Framework.Input.Events;
-using osu.Game.Configuration;
-using osuTK;
-
-namespace osu.Game.Rulesets.Mania.UI
-{
-    /// <summary>
-    /// An overlay that captures and displays osu!mania mouse and touch input.
-    /// </summary>
-    public partial class ManiaTouchInputArea : VisibilityContainer
-    {
-        // visibility state affects our child. we always want to handle input.
-        public override bool PropagatePositionalInputSubTree => true;
-        public override bool PropagateNonPositionalInputSubTree => true;
-
-        [SettingSource("Spacing", "The spacing between receptors.")]
-        public BindableFloat Spacing { get; } = new BindableFloat(10)
-        {
-            Precision = 1,
-            MinValue = 0,
-            MaxValue = 100,
-        };
-
-        [SettingSource("Opacity", "The receptor opacity.")]
-        public BindableFloat Opacity { get; } = new BindableFloat(1)
-        {
-            Precision = 0.1f,
-            MinValue = 0,
-            MaxValue = 1
-        };
-
-        [Resolved]
-        private DrawableManiaRuleset drawableRuleset { get; set; } = null!;
-
-        private GridContainer gridContainer = null!;
-
-        public ManiaTouchInputArea()
-        {
-            Anchor = Anchor.BottomCentre;
-            Origin = Anchor.BottomCentre;
-
-            RelativeSizeAxes = Axes.Both;
-            Height = 0.5f;
-        }
-
-        [BackgroundDependencyLoader]
-        private void load()
-        {
-            List<Drawable> receptorGridContent = new List<Drawable>();
-            List<Dimension> receptorGridDimensions = new List<Dimension>();
-
-            bool first = true;
-
-            foreach (var stage in drawableRuleset.Playfield.Stages)
-            {
-                foreach (var column in stage.Columns)
-                {
-                    if (!first)
-                    {
-                        receptorGridContent.Add(new Gutter { Spacing = { BindTarget = Spacing } });
-                        receptorGridDimensions.Add(new Dimension(GridSizeMode.AutoSize));
-                    }
-
-                    receptorGridContent.Add(new ColumnInputReceptor { Action = { BindTarget = column.Action } });
-                    receptorGridDimensions.Add(new Dimension());
-
-                    first = false;
-                }
-            }
-
-            InternalChild = gridContainer = new GridContainer
-            {
-                RelativeSizeAxes = Axes.Both,
-                AlwaysPresent = true,
-                Content = new[] { receptorGridContent.ToArray() },
-                ColumnDimensions = receptorGridDimensions.ToArray()
-            };
-        }
-
-        protected override void LoadComplete()
-        {
-            base.LoadComplete();
-            Opacity.BindValueChanged(o => Alpha = o.NewValue, true);
-        }
-
-        protected override bool OnKeyDown(KeyDownEvent e)
-        {
-            // Hide whenever the keyboard is used.
-            Hide();
-            return false;
-        }
-
-        protected override bool OnTouchDown(TouchDownEvent e)
-        {
-            Show();
-            return true;
-        }
-
-        protected override void PopIn()
-        {
-            gridContainer.FadeIn(500, Easing.OutQuint);
-        }
-
-        protected override void PopOut()
-        {
-            gridContainer.FadeOut(300);
-        }
-
-        public partial class ColumnInputReceptor : CompositeDrawable
-        {
-            public readonly IBindable<ManiaAction> Action = new Bindable<ManiaAction>();
-
-            private readonly Box highlightOverlay;
-
-            [Resolved]
-            private ManiaInputManager? inputManager { get; set; }
-
-            private bool isPressed;
-
-            public ColumnInputReceptor()
-            {
-                RelativeSizeAxes = Axes.Both;
-
-                InternalChildren = new Drawable[]
-                {
-                    new Container
-                    {
-                        RelativeSizeAxes = Axes.Both,
-                        Masking = true,
-                        CornerRadius = 10,
-                        Children = new Drawable[]
-                        {
-                            new Box
-                            {
-                                RelativeSizeAxes = Axes.Both,
-                                Alpha = 0.15f,
-                            },
-                            highlightOverlay = new Box
-                            {
-                                RelativeSizeAxes = Axes.Both,
-                                Alpha = 0,
-                                Blending = BlendingParameters.Additive,
-                            }
-                        }
-                    }
-                };
-            }
-
-            protected override bool OnTouchDown(TouchDownEvent e)
-            {
-                updateButton(true);
-                return false; // handled by parent container to show overlay.
-            }
-
-            protected override void OnTouchUp(TouchUpEvent e)
-            {
-                updateButton(false);
-            }
-
-            private void updateButton(bool press)
-            {
-                if (press == isPressed)
-                    return;
-
-                isPressed = press;
-
-                if (press)
-                {
-                    inputManager?.KeyBindingContainer.TriggerPressed(Action.Value);
-                    highlightOverlay.FadeTo(0.1f, 80, Easing.OutQuint);
-                }
-                else
-                {
-                    inputManager?.KeyBindingContainer.TriggerReleased(Action.Value);
-                    highlightOverlay.FadeTo(0, 400, Easing.OutQuint);
-                }
-            }
-        }
-
-        private partial class Gutter : Drawable
-        {
-            public readonly IBindable<float> Spacing = new Bindable<float>();
-
-            public Gutter()
-            {
-                Spacing.BindValueChanged(s => Size = new Vector2(s.NewValue));
-            }
-        }
-    }
-}

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

@@ -103,12 +103,13 @@ namespace osu.Game.Rulesets.Mania.UI
                             Width = 1366, // Bar lines should only be masked on the vertical axis
                             BypassAutoSizeAxes = Axes.Both,
                             Masking = true,
-                            Child = barLineContainer = new HitObjectArea(HitObjectContainer)
+                            Child = barLineContainer = new HitPositionPaddedContainer
                             {
                                 Name = "Bar lines",
                                 Anchor = Anchor.TopCentre,
                                 Origin = Anchor.TopCentre,
                                 RelativeSizeAxes = Axes.Y,
+                                Child = HitObjectContainer,
                             }
                         },
                         columnFlow = new ColumnFlow<Column>(definition)
@@ -119,12 +120,13 @@ namespace osu.Game.Rulesets.Mania.UI
                         {
                             RelativeSizeAxes = Axes.Both
                         },
-                        judgements = new JudgementContainer<DrawableManiaJudgement>
+                        new HitPositionPaddedContainer
                         {
-                            Anchor = Anchor.TopCentre,
-                            Origin = Anchor.Centre,
                             RelativeSizeAxes = Axes.Both,
-                            Y = HIT_TARGET_POSITION + 150
+                            Child = judgements = new JudgementContainer<DrawableManiaJudgement>
+                            {
+                                RelativeSizeAxes = Axes.Both,
+                            },
                         },
                         topLevelContainer = new Container { RelativeSizeAxes = Axes.Both }
                     }
@@ -214,13 +216,7 @@ namespace osu.Game.Rulesets.Mania.UI
                 return;
 
             judgements.Clear(false);
-            judgements.Add(judgementPooler.Get(result.Type, j =>
+            judgements.Add(judgementPooler.Get(result.Type, j => j.Apply(result, judgedObject))!);
-            {
-                j.Apply(result, judgedObject);
-
-                j.Anchor = Anchor.Centre;
-                j.Origin = Anchor.Centre;
-            })!);
         }
 
         protected override void Update()

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

@@ -10,7 +10,9 @@ using osu.Framework.Testing;
 using osu.Game.Beatmaps;
 using osu.Game.Graphics.UserInterface;
 using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
 using osu.Game.Rulesets.Osu.Edit.Blueprints.HitCircles.Components;
+using osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders;
 using osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Screens.Edit.Compose.Components;
@@ -261,6 +263,163 @@ namespace osu.Game.Rulesets.Osu.Tests.Editor
             AddAssert("selection preserved", () => EditorBeatmap.SelectedHitObjects.Count, () => Is.EqualTo(1));
         }
 
+        [Test]
+        public void TestQuickDeleteOnUnselectedControlPointOnlyRemovesThatControlPoint()
+        {
+            var slider = new Slider
+            {
+                StartTime = 0,
+                Position = new Vector2(100, 100),
+                Path = new SliderPath
+                {
+                    ControlPoints =
+                    {
+                        new PathControlPoint { Type = PathType.LINEAR },
+                        new PathControlPoint(new Vector2(100, 0)),
+                        new PathControlPoint(new Vector2(100)),
+                        new PathControlPoint(new Vector2(0, 100))
+                    }
+                }
+            };
+            AddStep("add slider", () => EditorBeatmap.Add(slider));
+            AddStep("select slider", () => EditorBeatmap.SelectedHitObjects.Add(slider));
+
+            AddStep("select second node", () =>
+            {
+                InputManager.MoveMouseTo(this.ChildrenOfType<PathControlPointPiece<Slider>>().ElementAt(1));
+                InputManager.Click(MouseButton.Left);
+            });
+            AddStep("also select third node", () =>
+            {
+                InputManager.PressKey(Key.ControlLeft);
+                InputManager.MoveMouseTo(this.ChildrenOfType<PathControlPointPiece<Slider>>().ElementAt(2));
+                InputManager.Click(MouseButton.Left);
+                InputManager.ReleaseKey(Key.ControlLeft);
+            });
+            AddStep("quick-delete fourth node", () =>
+            {
+                InputManager.MoveMouseTo(this.ChildrenOfType<PathControlPointPiece<Slider>>().ElementAt(3));
+                InputManager.Click(MouseButton.Middle);
+            });
+            AddUntilStep("slider not deleted", () => EditorBeatmap.HitObjects.OfType<Slider>().Count(), () => Is.EqualTo(1));
+            AddUntilStep("slider path has 3 nodes", () => EditorBeatmap.HitObjects.OfType<Slider>().Single().Path.ControlPoints.Count, () => Is.EqualTo(3));
+        }
+
+        [Test]
+        public void TestQuickDeleteOnSelectedControlPointRemovesEntireSelection()
+        {
+            var slider = new Slider
+            {
+                StartTime = 0,
+                Position = new Vector2(100, 100),
+                Path = new SliderPath
+                {
+                    ControlPoints =
+                    {
+                        new PathControlPoint { Type = PathType.LINEAR },
+                        new PathControlPoint(new Vector2(100, 0)),
+                        new PathControlPoint(new Vector2(100)),
+                        new PathControlPoint(new Vector2(0, 100))
+                    }
+                }
+            };
+            AddStep("add slider", () => EditorBeatmap.Add(slider));
+            AddStep("select slider", () => EditorBeatmap.SelectedHitObjects.Add(slider));
+
+            AddStep("select second node", () =>
+            {
+                InputManager.MoveMouseTo(this.ChildrenOfType<PathControlPointPiece<Slider>>().ElementAt(1));
+                InputManager.Click(MouseButton.Left);
+            });
+            AddStep("also select third node", () =>
+            {
+                InputManager.PressKey(Key.ControlLeft);
+                InputManager.MoveMouseTo(this.ChildrenOfType<PathControlPointPiece<Slider>>().ElementAt(2));
+                InputManager.Click(MouseButton.Left);
+                InputManager.ReleaseKey(Key.ControlLeft);
+            });
+            AddStep("quick-delete second node", () =>
+            {
+                InputManager.MoveMouseTo(this.ChildrenOfType<PathControlPointPiece<Slider>>().ElementAt(1));
+                InputManager.Click(MouseButton.Middle);
+            });
+            AddUntilStep("slider not deleted", () => EditorBeatmap.HitObjects.OfType<Slider>().Count(), () => Is.EqualTo(1));
+            AddUntilStep("slider path has 2 nodes", () => EditorBeatmap.HitObjects.OfType<Slider>().Single().Path.ControlPoints.Count, () => Is.EqualTo(2));
+        }
+
+        [Test]
+        public void TestSliderDragMarkerDoesNotBlockControlPointContextMenu()
+        {
+            var slider = new Slider
+            {
+                StartTime = 0,
+                Position = new Vector2(100, 100),
+                Path = new SliderPath
+                {
+                    ControlPoints =
+                    {
+                        new PathControlPoint { Type = PathType.LINEAR },
+                        new PathControlPoint(new Vector2(50, 100)),
+                        new PathControlPoint(new Vector2(145, 100)),
+                    },
+                    ExpectedDistance = { Value = 162.62 }
+                },
+            };
+            AddStep("add slider", () => EditorBeatmap.Add(slider));
+            AddStep("select slider", () => EditorBeatmap.SelectedHitObjects.Add(slider));
+
+            AddStep("select last node", () =>
+            {
+                InputManager.MoveMouseTo(this.ChildrenOfType<PathControlPointPiece<Slider>>().Last());
+                InputManager.Click(MouseButton.Left);
+            });
+            AddStep("right click node", () => InputManager.Click(MouseButton.Right));
+            AddUntilStep("context menu open", () => this.ChildrenOfType<ContextMenuContainer>().Single().ChildrenOfType<Menu>().All(m => m.State == MenuState.Open));
+        }
+
+        [Test]
+        public void TestSliderDragMarkerBlocksSelectionOfObjectsUnderneath()
+        {
+            var firstSlider = new Slider
+            {
+                StartTime = 0,
+                Position = new Vector2(10, 50),
+                Path = new SliderPath
+                {
+                    ControlPoints =
+                    {
+                        new PathControlPoint(),
+                        new PathControlPoint(new Vector2(100))
+                    }
+                }
+            };
+            var secondSlider = new Slider
+            {
+                StartTime = 500,
+                Position = new Vector2(200, 0),
+                Path = new SliderPath
+                {
+                    ControlPoints =
+                    {
+                        new PathControlPoint(),
+                        new PathControlPoint(new Vector2(-100, 100))
+                    }
+                }
+            };
+
+            AddStep("add objects", () => EditorBeatmap.AddRange(new HitObject[] { firstSlider, secondSlider }));
+            AddStep("select second slider", () => EditorBeatmap.SelectedHitObjects.Add(secondSlider));
+
+            AddStep("move to marker", () =>
+            {
+                var marker = this.ChildrenOfType<SliderEndDragMarker>().First();
+                var position = (marker.ScreenSpaceDrawQuad.TopRight + marker.ScreenSpaceDrawQuad.BottomRight) / 2;
+                InputManager.MoveMouseTo(position);
+            });
+            AddStep("click", () => InputManager.Click(MouseButton.Left));
+            AddAssert("second slider still selected", () => EditorBeatmap.SelectedHitObjects.Single(), () => Is.EqualTo(secondSlider));
+        }
+
         private ComposeBlueprintContainer blueprintContainer
             => Editor.ChildrenOfType<ComposeBlueprintContainer>().First();
 

osu.Game.Rulesets.Osu.Tests/Mods/TestSceneOsuModRelax.cs

@@ -0,0 +1,100 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System.Collections.Generic;
+using NUnit.Framework;
+using osu.Game.Beatmaps;
+using osu.Game.Online.API.Requests.Responses;
+using osu.Game.Replays;
+using osu.Game.Rulesets.Mods;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Osu.Mods;
+using osu.Game.Rulesets.Osu.Objects;
+using osu.Game.Rulesets.Osu.Replays;
+using osu.Game.Rulesets.Osu.Scoring;
+using osu.Game.Rulesets.Replays;
+using osu.Game.Rulesets.Scoring;
+using osu.Game.Scoring;
+using osu.Game.Tests.Visual;
+using osuTK;
+
+namespace osu.Game.Rulesets.Osu.Tests.Mods
+{
+    public partial class TestSceneOsuModRelax : OsuModTestScene
+    {
+        private readonly HitCircle hitObject;
+        private readonly HitWindows hitWindows = new OsuHitWindows();
+
+        public TestSceneOsuModRelax()
+        {
+            hitWindows.SetDifficulty(9);
+
+            hitObject = new HitCircle
+            {
+                StartTime = 1000,
+                Position = new Vector2(100, 100),
+                HitWindows = hitWindows
+            };
+        }
+
+        protected override TestPlayer CreateModPlayer(Ruleset ruleset) => new ModRelaxTestPlayer(CurrentTestData, AllowFail);
+
+        [Test]
+        public void TestRelax() => CreateModTest(new ModTestData
+        {
+            Mod = new OsuModRelax(),
+            Autoplay = false,
+            CreateBeatmap = () => new Beatmap
+            {
+                HitObjects = new List<HitObject> { hitObject }
+            },
+            ReplayFrames = new List<ReplayFrame>
+            {
+                new OsuReplayFrame(0, new Vector2()),
+                new OsuReplayFrame(hitObject.StartTime, hitObject.Position),
+            },
+            PassCondition = () => Player.ScoreProcessor.Combo.Value == 1
+        });
+
+        [Test]
+        public void TestRelaxLeniency() => CreateModTest(new ModTestData
+        {
+            Mod = new OsuModRelax(),
+            Autoplay = false,
+            CreateBeatmap = () => new Beatmap
+            {
+                HitObjects = new List<HitObject> { hitObject }
+            },
+            ReplayFrames = new List<ReplayFrame>
+            {
+                new OsuReplayFrame(0, new Vector2(hitObject.X - 22, hitObject.Y - 22)), // must be an edge hit for the cursor to not stay on the object for too long
+                new OsuReplayFrame(hitObject.StartTime - OsuModRelax.RELAX_LENIENCY, new Vector2(hitObject.X - 22, hitObject.Y - 22)),
+                new OsuReplayFrame(hitObject.StartTime, new Vector2(0)),
+            },
+            PassCondition = () => Player.ScoreProcessor.Combo.Value == 1
+        });
+
+        protected partial class ModRelaxTestPlayer : ModTestPlayer
+        {
+            private readonly ModTestData currentTestData;
+
+            public ModRelaxTestPlayer(ModTestData data, bool allowFail)
+                : base(data, allowFail)
+            {
+                currentTestData = data;
+            }
+
+            protected override void PrepareReplay()
+            {
+                // We need to set IsLegacyScore to true otherwise the mod assumes that presses are already embedded into the replay
+                DrawableRuleset?.SetReplayScore(new Score
+                {
+                    Replay = new Replay { Frames = currentTestData.ReplayFrames! },
+                    ScoreInfo = new ScoreInfo { User = new APIUser { Username = @"Test" }, IsLegacyScore = true, Mods = new Mod[] { new OsuModRelax() } },
+                });
+
+                DrawableRuleset?.SetRecordTarget(Score);
+            }
+        }
+    }
+}

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

@@ -6,6 +6,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using JetBrains.Annotations;
 using NUnit.Framework;
 using osu.Framework.Allocation;
 using osu.Framework.Audio.Sample;
@@ -17,6 +18,7 @@ using osu.Framework.Graphics.Textures;
 using osu.Framework.Testing;
 using osu.Framework.Testing.Input;
 using osu.Game.Audio;
+using osu.Game.Rulesets.Osu.Skinning;
 using osu.Game.Rulesets.Osu.Skinning.Legacy;
 using osu.Game.Rulesets.Osu.UI.Cursor;
 using osu.Game.Skinning;
@@ -103,6 +105,23 @@ namespace osu.Game.Rulesets.Osu.Tests
             AddStep("contract", () => this.ChildrenOfType<CursorTrail>().Single().NewPartScale = Vector2.One);
         }
 
+        [Test]
+        public void TestRotation()
+        {
+            createTest(() =>
+            {
+                var skinContainer = new LegacySkinContainer(renderer, provideMiddle: true, enableRotation: true);
+                var legacyCursorTrail = new LegacyRotatingCursorTrail(skinContainer)
+                {
+                    NewPartScale = new Vector2(10)
+                };
+
+                skinContainer.Child = legacyCursorTrail;
+
+                return skinContainer;
+            });
+        }
+
         private void createTest(Func<Drawable> createContent) => AddStep("create trail", () =>
         {
             Clear();
@@ -121,12 +140,14 @@ namespace osu.Game.Rulesets.Osu.Tests
             private readonly IRenderer renderer;
             private readonly bool provideMiddle;
             private readonly bool provideCursor;
+            private readonly bool enableRotation;
 
-            public LegacySkinContainer(IRenderer renderer, bool provideMiddle, bool provideCursor = true)
+            public LegacySkinContainer(IRenderer renderer, bool provideMiddle, bool provideCursor = true, bool enableRotation = false)
             {
                 this.renderer = renderer;
                 this.provideMiddle = provideMiddle;
                 this.provideCursor = provideCursor;
+                this.enableRotation = enableRotation;
 
                 RelativeSizeAxes = Axes.Both;
             }
@@ -152,7 +173,19 @@ namespace osu.Game.Rulesets.Osu.Tests
 
             public ISample GetSample(ISampleInfo sampleInfo) => null;
 
-            public IBindable<TValue> GetConfig<TLookup, TValue>(TLookup lookup) => null;
+            public IBindable<TValue> GetConfig<TLookup, TValue>(TLookup lookup)
+            {
+                switch (lookup)
+                {
+                    case OsuSkinConfiguration osuLookup:
+                        if (osuLookup == OsuSkinConfiguration.CursorTrailRotate)
+                            return SkinUtils.As<TValue>(new BindableBool(enableRotation));
+
+                        break;
+                }
+
+                return null;
+            }
 
             public ISkin FindProvider(Func<ISkin, bool> lookupFunction) => lookupFunction(this) ? this : null;
 
@@ -185,5 +218,19 @@ namespace osu.Game.Rulesets.Osu.Tests
                 MoveMouseTo(ToScreenSpace(DrawSize / 2 + DrawSize / 3 * rPos));
             }
         }
+
+        private partial class LegacyRotatingCursorTrail : LegacyCursorTrail
+        {
+            public LegacyRotatingCursorTrail([NotNull] ISkin skin)
+                : base(skin)
+            {
+            }
+
+            protected override void Update()
+            {
+                base.Update();
+                PartRotation += (float)(Time.Elapsed * 0.1);
+            }
+        }
     }
 }

osu.Game.Rulesets.Osu.Tests/osu.Game.Rulesets.Osu.Tests.csproj

@@ -1,10 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <Import Project="..\osu.TestProject.props" />
   <ItemGroup Label="Package References">
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="Moq" Version="4.18.4" />
     <PackageReference Include="NUnit" Version="3.14.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
   </ItemGroup>
   <PropertyGroup Label="Project">
     <OutputType>WinExe</OutputType>

osu.Game.Rulesets.Osu/Edit/Blueprints/GridPlacementBlueprint.cs

@@ -13,7 +13,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints
     public partial class GridPlacementBlueprint : PlacementBlueprint
     {
         [Resolved]
-        private HitObjectComposer? hitObjectComposer { get; set; }
+        private OsuHitObjectComposer? hitObjectComposer { get; set; }
 
         private OsuGridToolboxGroup gridToolboxGroup = null!;
         private Vector2 originalOrigin;
@@ -95,12 +95,12 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints
             base.OnDragEnd(e);
         }
 
-        public override SnapType SnapType => ~SnapType.GlobalGrids;
+        public override SnapResult UpdateTimeAndPosition(Vector2 screenSpacePosition, double fallbackTime)
-
-        public override void UpdateTimeAndPosition(SnapResult result)
         {
             if (State.Value == Visibility.Hidden)
-                return;
+                return new SnapResult(screenSpacePosition, fallbackTime);
+
+            var result = hitObjectComposer?.TrySnapToNearbyObjects(screenSpacePosition) ?? new SnapResult(screenSpacePosition, fallbackTime);
 
             var pos = ToLocalSpace(result.ScreenSpacePosition);
 
@@ -120,6 +120,8 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints
                     gridToolboxGroup.SetGridFromPoints(gridToolboxGroup.StartPosition.Value, pos);
                 }
             }
+
+            return result;
         }
 
         protected override void PopOut()

osu.Game.Rulesets.Osu/Edit/Blueprints/HitCircles/HitCirclePlacementBlueprint.cs

@@ -1,10 +1,15 @@
 // 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.Framework.Input.Events;
+using osu.Game.Configuration;
 using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Osu.Edit.Blueprints.HitCircles.Components;
 using osu.Game.Rulesets.Osu.Objects;
+using osu.Game.Screens.Edit;
+using osuTK;
 using osuTK.Input;
 
 namespace osu.Game.Rulesets.Osu.Edit.Blueprints.HitCircles
@@ -15,12 +20,26 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.HitCircles
 
         private readonly HitCirclePiece circlePiece;
 
+        [Resolved]
+        private OsuHitObjectComposer? composer { get; set; }
+
+        [Resolved]
+        private EditorClock? editorClock { get; set; }
+
+        private Bindable<bool> limitedDistanceSnap { get; set; } = null!;
+
         public HitCirclePlacementBlueprint()
             : base(new HitCircle())
         {
             InternalChild = circlePiece = new HitCirclePiece();
         }
 
+        [BackgroundDependencyLoader]
+        private void load(OsuConfigManager config)
+        {
+            limitedDistanceSnap = config.GetBindable<bool>(OsuSetting.EditorLimitedDistanceSnap);
+        }
+
         protected override void LoadComplete()
         {
             base.LoadComplete();
@@ -45,10 +64,17 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.HitCircles
             return base.OnMouseDown(e);
         }
 
-        public override void UpdateTimeAndPosition(SnapResult result)
+        public override SnapResult UpdateTimeAndPosition(Vector2 screenSpacePosition, double fallbackTime)
         {
-            base.UpdateTimeAndPosition(result);
+            var result = composer?.TrySnapToNearbyObjects(screenSpacePosition, fallbackTime);
+            result ??= composer?.TrySnapToDistanceGrid(screenSpacePosition, limitedDistanceSnap.Value && editorClock != null ? editorClock.CurrentTime : null);
+            if (composer?.TrySnapToPositionGrid(result?.ScreenSpacePosition ?? screenSpacePosition, result?.Time ?? fallbackTime) is SnapResult gridSnapResult)
+                result = gridSnapResult;
+            result ??= new SnapResult(screenSpacePosition, fallbackTime);
+
+            base.UpdateTimeAndPosition(result.ScreenSpacePosition, result.Time ?? fallbackTime);
             HitObject.Position = ToLocalSpace(result.ScreenSpacePosition);
+            return result;
         }
     }
 }

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

@@ -9,6 +9,7 @@ using System.Collections.Specialized;
 using System.Diagnostics;
 using System.Linq;
 using Humanizer;
+using JetBrains.Annotations;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
@@ -20,6 +21,7 @@ using osu.Framework.Input;
 using osu.Framework.Input.Bindings;
 using osu.Framework.Input.Events;
 using osu.Framework.Utils;
+using osu.Game.Configuration;
 using osu.Game.Graphics.UserInterface;
 using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Objects;
@@ -32,7 +34,7 @@ using osuTK.Input;
 namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
 {
     public partial class PathControlPointVisualiser<T> : CompositeDrawable, IKeyBindingHandler<PlatformAction>, IHasContextMenu
-        where T : OsuHitObject, IHasPath
+        where T : OsuHitObject, IHasPath, IHasSliderVelocity
     {
         public override bool ReceivePositionalInputAt(Vector2 screenSpacePos) => true; // allow context menu to appear outside the playfield.
 
@@ -48,11 +50,14 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
         public Action<List<PathControlPoint>> SplitControlPointsRequested;
 
         [Resolved(CanBeNull = true)]
-        private IPositionSnapProvider positionSnapProvider { get; set; }
+        [CanBeNull]
+        private OsuHitObjectComposer positionSnapProvider { get; set; }
 
         [Resolved(CanBeNull = true)]
         private IDistanceSnapProvider distanceSnapProvider { get; set; }
 
+        private Bindable<bool> limitedDistanceSnap { get; set; } = null!;
+
         public PathControlPointVisualiser(T hitObject, bool allowSelection)
         {
             this.hitObject = hitObject;
@@ -67,6 +72,12 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
             };
         }
 
+        [BackgroundDependencyLoader]
+        private void load(OsuConfigManager config)
+        {
+            limitedDistanceSnap = config.GetBindable<bool>(OsuSetting.EditorLimitedDistanceSnap);
+        }
+
         protected override void LoadComplete()
         {
             base.LoadComplete();
@@ -137,11 +148,27 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
         /// <summary>
         /// Delete all visually selected <see cref="PathControlPoint"/>s.
         /// </summary>
-        /// <returns></returns>
+        /// <returns>Whether any change actually took place.</returns>
         public bool DeleteSelected()
         {
             List<PathControlPoint> toRemove = Pieces.Where(p => p.IsSelected.Value).Select(p => p.ControlPoint).ToList();
 
+            if (!Delete(toRemove))
+                return false;
+
+            // Since pieces are re-used, they will not point to the deleted control points while remaining selected
+            foreach (var piece in Pieces)
+                piece.IsSelected.Value = false;
+
+            return true;
+        }
+
+        /// <summary>
+        /// Delete the specified <see cref="PathControlPoint"/>s.
+        /// </summary>
+        /// <returns>Whether any change actually took place.</returns>
+        public bool Delete(List<PathControlPoint> toRemove)
+        {
             // Ensure that there are any points to be deleted
             if (toRemove.Count == 0)
                 return false;
@@ -149,11 +176,6 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
             changeHandler?.BeginChange();
             RemoveControlPointsRequested?.Invoke(toRemove);
             changeHandler?.EndChange();
-
-            // Since pieces are re-used, they will not point to the deleted control points while remaining selected
-            foreach (var piece in Pieces)
-                piece.IsSelected.Value = false;
-
             return true;
         }
 
@@ -422,12 +444,17 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
             {
                 // Special handling for selections containing head control point - the position of the hit object changes which means the snapped position and time have to be taken into account
                 Vector2 newHeadPosition = Parent!.ToScreenSpace(e.MousePosition + (dragStartPositions[0] - dragStartPositions[draggedControlPointIndex]));
-                SnapResult result = positionSnapProvider?.FindSnappedPositionAndTime(newHeadPosition);
 
-                Vector2 movementDelta = Parent!.ToLocalSpace(result?.ScreenSpacePosition ?? newHeadPosition) - hitObject.Position;
+                var result = positionSnapProvider?.TrySnapToNearbyObjects(newHeadPosition, oldStartTime);
+                result ??= positionSnapProvider?.TrySnapToDistanceGrid(newHeadPosition, limitedDistanceSnap.Value ? oldStartTime : null);
+                if (positionSnapProvider?.TrySnapToPositionGrid(result?.ScreenSpacePosition ?? newHeadPosition, result?.Time ?? oldStartTime) is SnapResult gridSnapResult)
+                    result = gridSnapResult;
+                result ??= new SnapResult(newHeadPosition, oldStartTime);
+
+                Vector2 movementDelta = Parent!.ToLocalSpace(result.ScreenSpacePosition) - hitObject.Position;
 
                 hitObject.Position += movementDelta;
-                hitObject.StartTime = result?.Time ?? hitObject.StartTime;
+                hitObject.StartTime = result.Time ?? hitObject.StartTime;
 
                 for (int i = 1; i < hitObject.Path.ControlPoints.Count; i++)
                 {
@@ -442,7 +469,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
             }
             else
             {
-                SnapResult result = positionSnapProvider?.FindSnappedPositionAndTime(Parent!.ToScreenSpace(e.MousePosition), SnapType.GlobalGrids);
+                SnapResult result = positionSnapProvider?.TrySnapToPositionGrid(Parent!.ToScreenSpace(e.MousePosition));
 
                 Vector2 movementDelta = Parent!.ToLocalSpace(result?.ScreenSpacePosition ?? Parent!.ToScreenSpace(e.MousePosition)) - dragStartPositions[draggedControlPointIndex] - hitObject.Position;
 

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

@@ -10,6 +10,7 @@ using osu.Framework.Utils;
 using osu.Game.Graphics;
 using osu.Game.Rulesets.Osu.Objects;
 using osuTK;
+using osuTK.Input;
 
 namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
 {
@@ -76,9 +77,9 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
             base.OnDragEnd(e);
         }
 
-        protected override bool OnMouseDown(MouseDownEvent e) => true;
+        protected override bool OnMouseDown(MouseDownEvent e) => e.Button == MouseButton.Left;
 
-        protected override bool OnClick(ClickEvent e) => true;
+        protected override bool OnClick(ClickEvent e) => e.Button == MouseButton.Left;
 
         private void updateState()
         {

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

@@ -5,10 +5,12 @@ 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.Framework.Input.Events;
 using osu.Framework.Utils;
+using osu.Game.Configuration;
 using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Objects.Types;
@@ -25,6 +27,9 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
     {
         public new Slider HitObject => (Slider)base.HitObject;
 
+        [Resolved]
+        private OsuHitObjectComposer? composer { get; set; }
+
         private SliderBodyPiece bodyPiece = null!;
         private HitCirclePiece headCirclePiece = null!;
         private HitCirclePiece tailCirclePiece = null!;
@@ -40,15 +45,17 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
         private int currentSegmentLength;
         private bool usingCustomSegmentType;
 
-        [Resolved]
-        private IPositionSnapProvider? positionSnapProvider { get; set; }
-
         [Resolved]
         private IDistanceSnapProvider? distanceSnapProvider { get; set; }
 
         [Resolved]
         private FreehandSliderToolboxGroup? freehandToolboxGroup { get; set; }
 
+        [Resolved]
+        private EditorClock? editorClock { get; set; }
+
+        private Bindable<bool> limitedDistanceSnap { get; set; } = null!;
+
         private readonly IncrementalBSplineBuilder bSplineBuilder = new IncrementalBSplineBuilder { Degree = 4 };
 
         protected override bool IsValidForPlacement => HitObject.Path.HasValidLength;
@@ -63,7 +70,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
         }
 
         [BackgroundDependencyLoader]
-        private void load()
+        private void load(OsuConfigManager config)
         {
             InternalChildren = new Drawable[]
             {
@@ -74,6 +81,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
             };
 
             state = SliderPlacementState.Initial;
+            limitedDistanceSnap = config.GetBindable<bool>(OsuSetting.EditorLimitedDistanceSnap);
         }
 
         protected override void LoadComplete()
@@ -106,9 +114,15 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
         [Resolved]
         private EditorBeatmap editorBeatmap { get; set; } = null!;
 
-        public override void UpdateTimeAndPosition(SnapResult result)
+        public override SnapResult UpdateTimeAndPosition(Vector2 screenSpacePosition, double fallbackTime)
         {
-            base.UpdateTimeAndPosition(result);
+            var result = composer?.TrySnapToNearbyObjects(screenSpacePosition, fallbackTime);
+            result ??= composer?.TrySnapToDistanceGrid(screenSpacePosition, limitedDistanceSnap.Value && editorClock != null ? editorClock.CurrentTime : null);
+            if (composer?.TrySnapToPositionGrid(result?.ScreenSpacePosition ?? screenSpacePosition, result?.Time ?? fallbackTime) is SnapResult gridSnapResult)
+                result = gridSnapResult;
+            result ??= new SnapResult(screenSpacePosition, fallbackTime);
+
+            base.UpdateTimeAndPosition(result.ScreenSpacePosition, result.Time ?? fallbackTime);
 
             switch (state)
             {
@@ -131,6 +145,8 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
                     updateCursor();
                     break;
             }
+
+            return result;
         }
 
         protected override bool OnMouseDown(MouseDownEvent e)
@@ -375,7 +391,17 @@ 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);
+            SnapResult? result = null;
+            var mousePosition = inputManager.CurrentState.Mouse.Position;
+
+            if (state != SliderPlacementState.ControlPoints)
+            {
+                result ??= composer?.TrySnapToNearbyObjects(mousePosition);
+                result ??= composer?.TrySnapToDistanceGrid(mousePosition);
+            }
+
+            result ??= composer?.TrySnapToPositionGrid(mousePosition);
+
             return ToLocalSpace(result?.ScreenSpacePosition ?? inputManager.CurrentState.Mouse.Position) - HitObject.Position;
         }
 
@@ -408,7 +434,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
             if (state == SliderPlacementState.Drawing)
                 HitObject.Path.ExpectedDistance.Value = (float)HitObject.Path.CalculatedDistance;
             else
-                HitObject.Path.ExpectedDistance.Value = distanceSnapProvider?.FindSnappedDistance(HitObject, (float)HitObject.Path.CalculatedDistance, DistanceSnapTarget.Start) ?? (float)HitObject.Path.CalculatedDistance;
+                HitObject.Path.ExpectedDistance.Value = distanceSnapProvider?.FindSnappedDistance((float)HitObject.Path.CalculatedDistance, HitObject.StartTime, HitObject) ?? (float)HitObject.Path.CalculatedDistance;
 
             bodyPiece.UpdateFrom(HitObject);
             headCirclePiece.UpdateFrom(HitObject.HeadCircle);

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

@@ -140,8 +140,11 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
             if (hoveredControlPoint == null)
                 return false;
 
-            hoveredControlPoint.IsSelected.Value = true;
+            if (hoveredControlPoint.IsSelected.Value)
-            ControlPointVisualiser?.DeleteSelected();
+                ControlPointVisualiser?.DeleteSelected();
+            else
+                ControlPointVisualiser?.Delete([hoveredControlPoint.ControlPoint]);
+
             return true;
         }
 
@@ -271,9 +274,9 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
             }
             else
             {
-                double minDistance = distanceSnapProvider?.GetBeatSnapDistanceAt(HitObject, false) * oldVelocityMultiplier ?? 1;
+                double minDistance = distanceSnapProvider?.GetBeatSnapDistance() * 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, DistanceSnapTarget.Start) ?? proposedDistance;
+                proposedDistance = distanceSnapProvider?.FindSnappedDistance((float)proposedDistance + 1, HitObject.StartTime, HitObject) ?? proposedDistance;
                 proposedDistance = MathHelper.Clamp(proposedDistance, minDistance, HitObject.Path.CalculatedDistance);
             }
 
@@ -623,7 +626,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
 
         public override bool ReceivePositionalInputAt(Vector2 screenSpacePos)
         {
-            if (BodyPiece.ReceivePositionalInputAt(screenSpacePos))
+            if (BodyPiece.ReceivePositionalInputAt(screenSpacePos) && DrawableObject.Body.Alpha > 0)
                 return true;
 
             if (ControlPointVisualiser == null)

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

@@ -1,6 +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.
 
+using System.Collections.Generic;
+using System.Linq;
+using osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Input.Events;
+using osu.Game.Configuration;
 using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Osu.Edit.Blueprints.HitCircles;
@@ -8,16 +14,27 @@ using osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders;
 using osu.Game.Rulesets.Osu.Edit.Blueprints.Spinners;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Screens.Edit.Compose.Components;
+using osuTK;
 
 namespace osu.Game.Rulesets.Osu.Edit
 {
     public partial class OsuBlueprintContainer : ComposeBlueprintContainer
     {
-        public OsuBlueprintContainer(HitObjectComposer composer)
+        private Bindable<bool> limitedDistanceSnap { get; set; } = null!;
+
+        public new OsuHitObjectComposer Composer => (OsuHitObjectComposer)base.Composer;
+
+        public OsuBlueprintContainer(OsuHitObjectComposer composer)
             : base(composer)
         {
         }
 
+        [BackgroundDependencyLoader]
+        private void load(OsuConfigManager config)
+        {
+            limitedDistanceSnap = config.GetBindable<bool>(OsuSetting.EditorLimitedDistanceSnap);
+        }
+
         protected override SelectionHandler<HitObject> CreateSelectionHandler() => new OsuSelectionHandler();
 
         public override HitObjectSelectionBlueprint? CreateHitObjectBlueprintFor(HitObject hitObject)
@@ -36,5 +53,68 @@ namespace osu.Game.Rulesets.Osu.Edit
 
             return base.CreateHitObjectBlueprintFor(hitObject);
         }
+
+        protected override bool TryMoveBlueprints(DragEvent e, IList<(SelectionBlueprint<HitObject> blueprint, Vector2[] originalSnapPositions)> blueprints)
+        {
+            Vector2 distanceTravelled = e.ScreenSpaceMousePosition - e.ScreenSpaceMouseDownPosition;
+
+            for (int i = 0; i < blueprints.Count; i++)
+            {
+                if (checkSnappingBlueprintToNearbyObjects(blueprints[i].blueprint, distanceTravelled, blueprints[i].originalSnapPositions))
+                    return true;
+            }
+
+            // if no positional snapping could be performed, try unrestricted snapping from the earliest
+            // item in the selection.
+
+            // The final movement position, relative to movementBlueprintOriginalPosition.
+            Vector2 movePosition = blueprints.First().originalSnapPositions.First() + distanceTravelled;
+            var referenceBlueprint = blueprints.First().blueprint;
+
+            // Retrieve a snapped position.
+            var result = Composer.TrySnapToNearbyObjects(movePosition);
+            result ??= Composer.TrySnapToDistanceGrid(movePosition, limitedDistanceSnap.Value ? referenceBlueprint.Item.StartTime : null);
+            if (Composer.TrySnapToPositionGrid(result?.ScreenSpacePosition ?? movePosition, result?.Time) is SnapResult gridSnapResult)
+                result = gridSnapResult;
+            result ??= new SnapResult(movePosition, null);
+
+            bool moved = SelectionHandler.HandleMovement(new MoveSelectionEvent<HitObject>(referenceBlueprint, result.ScreenSpacePosition - referenceBlueprint.ScreenSpaceSelectionPoint));
+            if (moved)
+                ApplySnapResultTime(result, referenceBlueprint.Item.StartTime);
+            return moved;
+        }
+
+        /// <summary>
+        /// Check for positional snap for given blueprint.
+        /// </summary>
+        /// <param name="blueprint">The blueprint to check for snapping.</param>
+        /// <param name="distanceTravelled">Distance travelled since start of dragging action.</param>
+        /// <param name="originalPositions">The snap positions of blueprint before start of dragging action.</param>
+        /// <returns>Whether an object to snap to was found.</returns>
+        private bool checkSnappingBlueprintToNearbyObjects(SelectionBlueprint<HitObject> blueprint, Vector2 distanceTravelled, Vector2[] originalPositions)
+        {
+            var currentPositions = blueprint.ScreenSpaceSnapPoints;
+
+            for (int i = 0; i < originalPositions.Length; i++)
+            {
+                Vector2 originalPosition = originalPositions[i];
+                var testPosition = originalPosition + distanceTravelled;
+
+                var positionalResult = Composer.TrySnapToNearbyObjects(testPosition);
+
+                if (positionalResult == null || positionalResult.ScreenSpacePosition == testPosition) continue;
+
+                var delta = positionalResult.ScreenSpacePosition - currentPositions[i];
+
+                // attempt to move the objects, and apply any time based snapping if we can.
+                if (SelectionHandler.HandleMovement(new MoveSelectionEvent<HitObject>(blueprint, delta)))
+                {
+                    ApplySnapResultTime(positionalResult, blueprint.Item.StartTime);
+                    return true;
+                }
+            }
+
+            return false;
+        }
     }
 }

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

@@ -5,6 +5,7 @@
 
 using JetBrains.Annotations;
 using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Screens.Edit.Compose.Components;
 
@@ -12,8 +13,8 @@ namespace osu.Game.Rulesets.Osu.Edit
 {
     public partial class OsuDistanceSnapGrid : CircularDistanceSnapGrid
     {
-        public OsuDistanceSnapGrid(OsuHitObject hitObject, [CanBeNull] OsuHitObject nextHitObject = null)
+        public OsuDistanceSnapGrid(OsuHitObject hitObject, [CanBeNull] OsuHitObject nextHitObject = null, [CanBeNull] IHasSliderVelocity sliderVelocitySource = null)
-            : base(hitObject, hitObject.StackedEndPosition, hitObject.GetEndTime(), nextHitObject?.StartTime - 1)
+            : base(hitObject.StackedEndPosition, hitObject.GetEndTime(), nextHitObject?.StartTime - 1, sliderVelocitySource)
         {
             Masking = true;
         }

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

@@ -14,7 +14,7 @@ namespace osu.Game.Rulesets.Osu.Edit
     {
         public override double ReadCurrentDistanceSnap(HitObject before, HitObject after)
         {
-            float expectedDistance = DurationToDistance(before, after.StartTime - before.GetEndTime());
+            float expectedDistance = DurationToDistance(after.StartTime - before.GetEndTime(), before.StartTime);
             float actualDistance = Vector2.Distance(((OsuHitObject)before).EndPosition, ((OsuHitObject)after).Position);
 
             return actualDistance / expectedDistance;

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

@@ -7,6 +7,7 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text.RegularExpressions;
+using JetBrains.Annotations;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
 using osu.Framework.Caching;
@@ -22,6 +23,7 @@ using osu.Game.Rulesets.Edit;
 using osu.Game.Rulesets.Edit.Tools;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Rulesets.Osu.UI;
 using osu.Game.Rulesets.UI;
@@ -31,6 +33,7 @@ using osuTK;
 
 namespace osu.Game.Rulesets.Osu.Edit
 {
+    [Cached]
     public partial class OsuHitObjectComposer : HitObjectComposer<OsuHitObject>
     {
         public OsuHitObjectComposer(Ruleset ruleset)
@@ -53,9 +56,14 @@ namespace osu.Game.Rulesets.Osu.Edit
 
         protected override Drawable CreateHitObjectInspector() => new OsuHitObjectInspector();
 
-        protected override IEnumerable<TernaryButton> CreateTernaryButtons()
+        protected override IEnumerable<Drawable> CreateTernaryButtons()
             => base.CreateTernaryButtons()
-                   .Append(new TernaryButton(rectangularGridSnapToggle, "Grid Snap", () => new SpriteIcon { Icon = OsuIcon.EditorGridSnap }))
+                   .Append(new DrawableTernaryButton
+                   {
+                       Current = rectangularGridSnapToggle,
+                       Description = "Grid Snap",
+                       CreateIcon = () => new SpriteIcon { Icon = OsuIcon.EditorGridSnap },
+                   })
                    .Concat(DistanceSnapProvider.CreateTernaryButtons());
 
         private BindableList<HitObject> selectedHitObjects;
@@ -173,7 +181,7 @@ namespace osu.Game.Rulesets.Osu.Edit
                 return;
 
             List<OsuHitObject> remainingHitObjects = EditorBeatmap.HitObjects.Cast<OsuHitObject>().Where(h => h.StartTime >= timestamp).ToList();
-            string[] splitDescription = objectDescription.Split(',').ToArray();
+            string[] splitDescription = objectDescription.Split(',');
 
             for (int i = 0; i < splitDescription.Length; i++)
             {
@@ -217,56 +225,56 @@ namespace osu.Game.Rulesets.Osu.Edit
             }
         }
 
-        public override SnapResult FindSnappedPositionAndTime(Vector2 screenSpacePosition, SnapType snapType = SnapType.All)
+        [CanBeNull]
+        public SnapResult TrySnapToNearbyObjects(Vector2 screenSpacePosition, double? fallbackTime = null)
         {
-            if (snapType.HasFlag(SnapType.NearbyObjects) && snapToVisibleBlueprints(screenSpacePosition, out var snapResult))
+            if (!snapToVisibleBlueprints(screenSpacePosition, out var snapResult))
-            {
+                return null;
-                // In the case of snapping to nearby objects, a time value is not provided.
-                // This matches the stable editor (which also uses current time), but with the introduction of time-snapping distance snap
-                // this could result in unexpected behaviour when distance snapping is turned on and a user attempts to place an object that is
-                // BOTH on a valid distance snap ring, and also at the same position as a previous object.
-                //
-                // We want to ensure that in this particular case, the time-snapping component of distance snap is still applied.
-                // The easiest way to ensure this is to attempt application of distance snap after a nearby object is found, and copy over
-                // the time value if the proposed positions are roughly the same.
-                if (snapType.HasFlag(SnapType.RelativeGrids) && DistanceSnapProvider.DistanceSnapToggle.Value == TernaryState.True && distanceSnapGrid != null)
-                {
-                    (Vector2 distanceSnappedPosition, double distanceSnappedTime) = distanceSnapGrid.GetSnappedPosition(distanceSnapGrid.ToLocalSpace(snapResult.ScreenSpacePosition));
-                    if (Precision.AlmostEquals(distanceSnapGrid.ToScreenSpace(distanceSnappedPosition), snapResult.ScreenSpacePosition, 1))
-                        snapResult.Time = distanceSnappedTime;
-                }
 
+            if (DistanceSnapProvider.DistanceSnapToggle.Value != TernaryState.True || distanceSnapGrid == null)
                 return snapResult;
-            }
 
-            SnapResult result = base.FindSnappedPositionAndTime(screenSpacePosition, snapType);
+            // In the case of snapping to nearby objects, a time value is not provided.
+            // This matches the stable editor (which also uses current time), but with the introduction of time-snapping distance snap
+            // this could result in unexpected behaviour when distance snapping is turned on and a user attempts to place an object that is
+            // BOTH on a valid distance snap ring, and also at the same position as a previous object.
+            //
+            // We want to ensure that in this particular case, the time-snapping component of distance snap is still applied.
+            // The easiest way to ensure this is to attempt application of distance snap after a nearby object is found, and copy over
+            // the time value if the proposed positions are roughly the same.
+            (Vector2 distanceSnappedPosition, double distanceSnappedTime) = distanceSnapGrid.GetSnappedPosition(distanceSnapGrid.ToLocalSpace(snapResult.ScreenSpacePosition));
+            snapResult.Time = Precision.AlmostEquals(distanceSnapGrid.ToScreenSpace(distanceSnappedPosition), snapResult.ScreenSpacePosition, 1)
+                ? distanceSnappedTime
+                : fallbackTime;
 
-            if (snapType.HasFlag(SnapType.RelativeGrids))
+            return snapResult;
-            {
+        }
-                if (DistanceSnapProvider.DistanceSnapToggle.Value == TernaryState.True && distanceSnapGrid != null)
-                {
-                    (Vector2 pos, double time) = distanceSnapGrid.GetSnappedPosition(distanceSnapGrid.ToLocalSpace(screenSpacePosition));
 
-                    result.ScreenSpacePosition = distanceSnapGrid.ToScreenSpace(pos);
+        [CanBeNull]
-                    result.Time = time;
+        public SnapResult TrySnapToDistanceGrid(Vector2 screenSpacePosition, double? fixedTime = null)
-                }
+        {
-            }
+            if (DistanceSnapProvider.DistanceSnapToggle.Value != TernaryState.True || distanceSnapGrid == null)
+                return null;
 
-            if (snapType.HasFlag(SnapType.GlobalGrids))
+            var playfield = PlayfieldAtScreenSpacePosition(screenSpacePosition);
-            {
+            (Vector2 pos, double time) = distanceSnapGrid.GetSnappedPosition(distanceSnapGrid.ToLocalSpace(screenSpacePosition), fixedTime);
-                if (rectangularGridSnapToggle.Value == TernaryState.True)
+            return new SnapResult(distanceSnapGrid.ToScreenSpace(pos), time, playfield);
-                {
+        }
-                    Vector2 pos = positionSnapGrid.GetSnappedPosition(positionSnapGrid.ToLocalSpace(result.ScreenSpacePosition));
 
-                    // A grid which doesn't perfectly fit the playfield can produce a position that is outside of the playfield.
+        [CanBeNull]
-                    // We need to clamp the position to the playfield bounds to ensure that the snapped position is always in bounds.
+        public SnapResult TrySnapToPositionGrid(Vector2 screenSpacePosition, double? fallbackTime = null)
-                    pos = Vector2.Clamp(pos, Vector2.Zero, OsuPlayfield.BASE_SIZE);
+        {
+            if (rectangularGridSnapToggle.Value != TernaryState.True)
+                return null;
 
-                    result.ScreenSpacePosition = positionSnapGrid.ToScreenSpace(pos);
+            Vector2 pos = positionSnapGrid.GetSnappedPosition(positionSnapGrid.ToLocalSpace(screenSpacePosition));
-                }
-            }
 
-            return result;
+            // A grid which doesn't perfectly fit the playfield can produce a position that is outside of the playfield.
+            // We need to clamp the position to the playfield bounds to ensure that the snapped position is always in bounds.
+            pos = Vector2.Clamp(pos, Vector2.Zero, OsuPlayfield.BASE_SIZE);
+
+            var playfield = PlayfieldAtScreenSpacePosition(screenSpacePosition);
+            return new SnapResult(positionSnapGrid.ToScreenSpace(pos), fallbackTime, playfield);
         }
 
         private bool snapToVisibleBlueprints(Vector2 screenSpacePosition, out SnapResult snapResult)
@@ -399,22 +407,26 @@ namespace osu.Game.Rulesets.Osu.Edit
         {
             ArgumentOutOfRangeException.ThrowIfNegativeOrZero(targetOffset);
 
-            int sourceIndex = -1;
+            int positionSourceObjectIndex = -1;
+            IHasSliderVelocity sliderVelocitySource = null;
 
             for (int i = 0; i < EditorBeatmap.HitObjects.Count; i++)
             {
                 if (!sourceSelector(EditorBeatmap.HitObjects[i]))
                     break;
 
-                sourceIndex = i;
+                positionSourceObjectIndex = i;
+
+                if (EditorBeatmap.HitObjects[i] is IHasSliderVelocity hasSliderVelocity)
+                    sliderVelocitySource = hasSliderVelocity;
             }
 
-            if (sourceIndex == -1)
+            if (positionSourceObjectIndex == -1)
                 return null;
 
-            HitObject sourceObject = EditorBeatmap.HitObjects[sourceIndex];
+            HitObject sourceObject = EditorBeatmap.HitObjects[positionSourceObjectIndex];
 
-            int targetIndex = sourceIndex + targetOffset;
+            int targetIndex = positionSourceObjectIndex + targetOffset;
             HitObject targetObject = null;
 
             // Keep advancing the target object while its start time falls before the end time of the source object
@@ -435,7 +447,7 @@ namespace osu.Game.Rulesets.Osu.Edit
             if (sourceObject is Spinner)
                 return null;
 
-            return new OsuDistanceSnapGrid((OsuHitObject)sourceObject, (OsuHitObject)targetObject);
+            return new OsuDistanceSnapGrid((OsuHitObject)sourceObject, (OsuHitObject)targetObject, sliderVelocitySource);
         }
     }
 }

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

@@ -0,0 +1,186 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Extensions;
+using osu.Game.Graphics.UserInterfaceV2;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Primitives;
+using osu.Framework.Input.Events;
+using osu.Game.Extensions;
+using osu.Game.Graphics.UserInterface;
+using osu.Game.Input.Bindings;
+using osu.Game.Rulesets.Objects;
+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.Utils;
+using osuTK;
+
+namespace osu.Game.Rulesets.Osu.Edit
+{
+    public partial class PreciseMovementPopover : OsuPopover
+    {
+        [Resolved]
+        private EditorBeatmap editorBeatmap { get; set; } = null!;
+
+        private readonly Dictionary<HitObject, Vector2> initialPositions = new Dictionary<HitObject, Vector2>();
+        private RectangleF initialSurroundingQuad;
+
+        private BindableNumber<float> xBindable = null!;
+        private BindableNumber<float> yBindable = null!;
+
+        private SliderWithTextBoxInput<float> xInput = null!;
+        private OsuCheckbox relativeCheckbox = null!;
+
+        public PreciseMovementPopover()
+        {
+            AllowableAnchors = new[] { Anchor.CentreLeft, Anchor.CentreRight };
+        }
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            Child = new FillFlowContainer
+            {
+                Width = 220,
+                AutoSizeAxes = Axes.Y,
+                Spacing = new Vector2(20),
+                Children = new Drawable[]
+                {
+                    xInput = new SliderWithTextBoxInput<float>("X:")
+                    {
+                        Current = xBindable = new BindableNumber<float>
+                        {
+                            Precision = 1,
+                        },
+                        Instantaneous = true,
+                        TabbableContentContainer = this,
+                    },
+                    new SliderWithTextBoxInput<float>("Y:")
+                    {
+                        Current = yBindable = new BindableNumber<float>
+                        {
+                            Precision = 1,
+                        },
+                        Instantaneous = true,
+                        TabbableContentContainer = this,
+                    },
+                    relativeCheckbox = new OsuCheckbox(false)
+                    {
+                        RelativeSizeAxes = Axes.X,
+                        LabelText = "Relative movement",
+                    }
+                }
+            };
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            ScheduleAfterChildren(() => xInput.TakeFocus());
+        }
+
+        protected override void PopIn()
+        {
+            base.PopIn();
+            editorBeatmap.BeginChange();
+            initialPositions.AddRange(editorBeatmap.SelectedHitObjects.Where(ho => ho is not Spinner).Select(ho => new KeyValuePair<HitObject, Vector2>(ho, ((IHasPosition)ho).Position)));
+            initialSurroundingQuad = GeometryUtils.GetSurroundingQuad(initialPositions.Keys.Cast<IHasPosition>()).AABBFloat;
+
+            Debug.Assert(initialPositions.Count > 0);
+
+            if (initialPositions.Count > 1)
+            {
+                relativeCheckbox.Current.Value = true;
+                relativeCheckbox.Current.Disabled = true;
+            }
+
+            relativeCheckbox.Current.BindValueChanged(_ => relativeChanged(), true);
+            xBindable.BindValueChanged(_ => applyPosition());
+            yBindable.BindValueChanged(_ => applyPosition());
+        }
+
+        protected override void PopOut()
+        {
+            base.PopOut();
+            if (IsLoaded) editorBeatmap.EndChange();
+        }
+
+        private void relativeChanged()
+        {
+            // reset bindable bounds to something that is guaranteed to be larger than any previous value.
+            // this prevents crashes that can happen in the middle of changing the bounds, as updating both bound ends at the same is not atomic -
+            // if the old and new bounds are disjoint, assigning X first can produce a situation where MinValue > MaxValue.
+            (xBindable.MinValue, xBindable.MaxValue) = (float.MinValue, float.MaxValue);
+            (yBindable.MinValue, yBindable.MaxValue) = (float.MinValue, float.MaxValue);
+
+            float previousX = xBindable.Value;
+            float previousY = yBindable.Value;
+
+            if (relativeCheckbox.Current.Value)
+            {
+                (xBindable.MinValue, xBindable.MaxValue) = (0 - initialSurroundingQuad.TopLeft.X, OsuPlayfield.BASE_SIZE.X - initialSurroundingQuad.BottomRight.X);
+                (yBindable.MinValue, yBindable.MaxValue) = (0 - initialSurroundingQuad.TopLeft.Y, OsuPlayfield.BASE_SIZE.Y - initialSurroundingQuad.BottomRight.Y);
+
+                xBindable.Default = yBindable.Default = 0;
+
+                if (initialPositions.Count == 1)
+                {
+                    var initialPosition = initialPositions.Single().Value;
+                    xBindable.Value = previousX - initialPosition.X;
+                    yBindable.Value = previousY - initialPosition.Y;
+                }
+            }
+            else
+            {
+                Debug.Assert(initialPositions.Count == 1);
+                var initialPosition = initialPositions.Single().Value;
+
+                var quadRelativeToPosition = new RectangleF(initialSurroundingQuad.Location - initialPosition, initialSurroundingQuad.Size);
+
+                (xBindable.MinValue, xBindable.MaxValue) = (0 - quadRelativeToPosition.TopLeft.X, OsuPlayfield.BASE_SIZE.X - quadRelativeToPosition.BottomRight.X);
+                (yBindable.MinValue, yBindable.MaxValue) = (0 - quadRelativeToPosition.TopLeft.Y, OsuPlayfield.BASE_SIZE.Y - quadRelativeToPosition.BottomRight.Y);
+
+                xBindable.Default = initialPosition.X;
+                yBindable.Default = initialPosition.Y;
+
+                xBindable.Value = xBindable.Default + previousX;
+                yBindable.Value = yBindable.Default + previousY;
+            }
+        }
+
+        private void applyPosition()
+        {
+            editorBeatmap.PerformOnSelection(ho =>
+            {
+                if (!initialPositions.TryGetValue(ho, out var initialPosition))
+                    return;
+
+                var pos = new Vector2(xBindable.Value, yBindable.Value);
+                if (relativeCheckbox.Current.Value)
+                    ((IHasPosition)ho).Position = initialPosition + pos;
+                else
+                    ((IHasPosition)ho).Position = pos;
+            });
+        }
+
+        public override bool OnPressed(KeyBindingPressEvent<GlobalAction> e)
+        {
+            if (e.Action == GlobalAction.Select && !e.Repeat)
+            {
+                this.HidePopover();
+                return true;
+            }
+
+            return base.OnPressed(e);
+        }
+    }
+}

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

@@ -96,11 +96,7 @@ namespace osu.Game.Rulesets.Osu.Edit
         {
             base.LoadComplete();
 
-            ScheduleAfterChildren(() =>
+            ScheduleAfterChildren(() => angleInput.TakeFocus());
-            {
-                angleInput.TakeFocus();
-                angleInput.SelectAll();
-            });
             angleInput.Current.BindValueChanged(angle => rotationInfo.Value = rotationInfo.Value with { Degrees = angle.NewValue });
 
             rotationHandler.CanRotateAroundSelectionOrigin.BindValueChanged(e =>

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

@@ -139,11 +139,7 @@ namespace osu.Game.Rulesets.Osu.Edit
         {
             base.LoadComplete();
 
-            ScheduleAfterChildren(() =>
+            ScheduleAfterChildren(() => scaleInput.TakeFocus());
-            {
-                scaleInput.TakeFocus();
-                scaleInput.SelectAll();
-            });
             scaleInput.Current.BindValueChanged(scale => scaleInfo.Value = scaleInfo.Value with { Scale = scale.NewValue });
 
             xCheckBox.Current.BindValueChanged(_ =>

osu.Game.Rulesets.Osu/Edit/TransformToolboxGroup.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.Linq;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
@@ -10,6 +11,9 @@ using osu.Framework.Input.Bindings;
 using osu.Framework.Input.Events;
 using osu.Game.Input.Bindings;
 using osu.Game.Rulesets.Edit;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Osu.Objects;
+using osu.Game.Screens.Edit;
 using osu.Game.Screens.Edit.Components;
 using osu.Game.Screens.Edit.Compose.Components;
 using osuTK;
@@ -18,9 +22,12 @@ namespace osu.Game.Rulesets.Osu.Edit
 {
     public partial class TransformToolboxGroup : EditorToolboxGroup, IKeyBindingHandler<GlobalAction>
     {
+        private readonly BindableList<HitObject> selectedHitObjects = new BindableList<HitObject>();
+        private readonly BindableBool canMove = new BindableBool();
         private readonly AggregateBindable<bool> canRotate = new AggregateBindable<bool>((x, y) => x || y);
         private readonly AggregateBindable<bool> canScale = new AggregateBindable<bool>((x, y) => x || y);
 
+        private EditorToolButton moveButton = null!;
         private EditorToolButton rotateButton = null!;
         private EditorToolButton scaleButton = null!;
 
@@ -35,7 +42,7 @@ namespace osu.Game.Rulesets.Osu.Edit
         }
 
         [BackgroundDependencyLoader]
-        private void load()
+        private void load(EditorBeatmap editorBeatmap)
         {
             Child = new FillFlowContainer
             {
@@ -44,20 +51,27 @@ namespace osu.Game.Rulesets.Osu.Edit
                 Spacing = new Vector2(5),
                 Children = new Drawable[]
                 {
+                    moveButton = new EditorToolButton("Move",
+                        () => new SpriteIcon { Icon = FontAwesome.Solid.ArrowsAlt },
+                        () => new PreciseMovementPopover()),
                     rotateButton = new EditorToolButton("Rotate",
                         () => new SpriteIcon { Icon = FontAwesome.Solid.Undo },
                         () => new PreciseRotationPopover(RotationHandler, GridToolbox)),
                     scaleButton = new EditorToolButton("Scale",
-                        () => new SpriteIcon { Icon = FontAwesome.Solid.ArrowsAlt },
+                        () => new SpriteIcon { Icon = FontAwesome.Solid.ExpandArrowsAlt },
                         () => new PreciseScalePopover(ScaleHandler, GridToolbox))
                 }
             };
+
+            selectedHitObjects.BindTo(editorBeatmap.SelectedHitObjects);
         }
 
         protected override void LoadComplete()
         {
             base.LoadComplete();
 
+            selectedHitObjects.BindCollectionChanged((_, _) => canMove.Value = selectedHitObjects.Any(ho => ho is not Spinner), true);
+
             canRotate.AddSource(RotationHandler.CanRotateAroundPlayfieldOrigin);
             canRotate.AddSource(RotationHandler.CanRotateAroundSelectionOrigin);
 
@@ -67,6 +81,7 @@ namespace osu.Game.Rulesets.Osu.Edit
 
             // bindings to `Enabled` on the buttons are decoupled on purpose
             // due to the weird `OsuButton` behaviour of resetting `Enabled` to `false` when `Action` is set.
+            canMove.BindValueChanged(move => moveButton.Enabled.Value = move.NewValue, true);
             canRotate.Result.BindValueChanged(rotate => rotateButton.Enabled.Value = rotate.NewValue, true);
             canScale.Result.BindValueChanged(scale => scaleButton.Enabled.Value = scale.NewValue, true);
         }
@@ -77,6 +92,12 @@ namespace osu.Game.Rulesets.Osu.Edit
 
             switch (e.Action)
             {
+                case GlobalAction.EditorToggleMoveControl:
+                {
+                    moveButton.TriggerClick();
+                    return true;
+                }
+
                 case GlobalAction.EditorToggleRotateControl:
                 {
                     if (!RotationHandler.OperationInProgress.Value || rotateButton.Selected.Value)

osu.Game.Rulesets.Osu/Mods/OsuModMirror.cs

@@ -17,7 +17,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override LocalisableString Description => "Flip objects on the chosen axes.";
         public override Type[] IncompatibleMods => new[] { typeof(ModHardRock) };
 
-        [SettingSource("Mirrored axes", "Choose which axes objects are mirrored over.")]
+        [SettingSource("Flipped axes")]
         public Bindable<MirrorType> Reflection { get; } = new Bindable<MirrorType>();
 
         public void ApplyToHitObject(HitObject hitObject)

osu.Game.Rulesets.Osu/Mods/OsuModRelax.cs

@@ -28,7 +28,7 @@ namespace osu.Game.Rulesets.Osu.Mods
         /// <summary>
         /// How early before a hitobject's start time to trigger a hit.
         /// </summary>
-        private const float relax_leniency = 3;
+        public const float RELAX_LENIENCY = 12;
 
         private bool isDownState;
         private bool wasLeft;
@@ -83,7 +83,7 @@ namespace osu.Game.Rulesets.Osu.Mods
             foreach (var h in playfield.HitObjectContainer.AliveObjects.OfType<DrawableOsuHitObject>())
             {
                 // we are not yet close enough to the object.
-                if (time < h.HitObject.StartTime - relax_leniency)
+                if (time < h.HitObject.StartTime - RELAX_LENIENCY)
                     break;
 
                 // already hit or beyond the hittable end time.

osu.Game.Rulesets.Osu/Mods/OsuModTargetPractice.cs

@@ -230,7 +230,7 @@ namespace osu.Game.Rulesets.Osu.Mods
 
                 // If samples aren't available at the exact start time of the object,
                 // use samples (without additions) in the closest original hit object instead
-                obj.Samples = samples ?? getClosestHitObject(originalHitObjects, obj.StartTime).Samples.Where(s => !HitSampleInfo.AllAdditions.Contains(s.Name)).ToList();
+                obj.Samples = samples ?? getClosestHitObject(originalHitObjects, obj.StartTime).Samples.Where(s => !HitSampleInfo.ALL_ADDITIONS.Contains(s.Name)).ToList();
             }
         }
 

osu.Game.Rulesets.Osu/Objects/Drawables/DrawableSlider.cs

@@ -377,13 +377,34 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables
         {
             UpdateState(ArmedState.Idle);
             HeadCircle.SuppressHitAnimations();
+
+            foreach (var repeat in repeatContainer)
+                repeat.SuppressHitAnimations();
+
             TailCircle.SuppressHitAnimations();
+
+            // This method is called every frame in editor contexts, thus the lack of need for transforms.
+
+            if (Time.Current >= HitStateUpdateTime)
+            {
+                // Apply the slider's alpha to *only* the body.
+                // This allows start and – more importantly – end circles to fade slower than the overall slider.
+                if (Alpha < 1)
+                    Body.Alpha = Alpha;
+                Alpha = 1;
+            }
+
+            LifetimeEnd = HitStateUpdateTime + 700;
         }
 
         internal void RestoreHitAnimations()
         {
             UpdateState(ArmedState.Hit);
             HeadCircle.RestoreHitAnimations();
+
+            foreach (var repeat in repeatContainer)
+                repeat.RestoreHitAnimations();
+
             TailCircle.RestoreHitAnimations();
         }
 

osu.Game.Rulesets.Osu/Objects/Drawables/DrawableSliderBall.cs

@@ -66,8 +66,9 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables
             Slider slider = drawableSlider.HitObject;
             Position = slider.CurvePositionAt(completionProgress);
 
-            //0.1 / slider.Path.Distance is the additional progress needed to ensure the diff length is 0.1
+            // 0.1 / slider.Path.Distance is the additional progress needed to ensure the diff length is 0.1
-            var diff = slider.CurvePositionAt(completionProgress) - slider.CurvePositionAt(Math.Min(1, completionProgress + 0.1 / slider.Path.Distance));
+            double checkDistance = 0.1 / slider.Path.Distance;
+            var diff = slider.CurvePositionAt(Math.Min(1 - checkDistance, completionProgress)) - slider.CurvePositionAt(Math.Min(1, completionProgress + checkDistance));
 
             // Ensure the value is substantially high enough to allow for Atan2 to get a valid angle.
             // Needed for when near completion, or in case of a very short slider.

osu.Game.Rulesets.Osu/Objects/Drawables/DrawableSliderRepeat.cs

@@ -14,6 +14,7 @@ using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Osu.Skinning.Default;
 using osu.Game.Skinning;
 using osuTK;
+using osuTK.Graphics;
 
 namespace osu.Game.Rulesets.Osu.Objects.Drawables
 {
@@ -163,5 +164,37 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables
                 Arrow.Rotation = Interpolation.ValueAt(Math.Clamp(Clock.ElapsedFrameTime, 0, 100), Arrow.Rotation, aimRotation, 0, 50, Easing.OutQuint);
             }
         }
+
+        #region FOR EDITOR USE ONLY, DO NOT USE FOR ANY OTHER PURPOSE
+
+        internal void SuppressHitAnimations()
+        {
+            UpdateState(ArmedState.Idle);
+            UpdateComboColour();
+
+            // This method is called every frame in editor contexts, thus the lack of need for transforms.
+
+            bool hit = Time.Current >= HitStateUpdateTime;
+
+            if (hit)
+            {
+                // More or less matches stable (see https://github.com/peppy/osu-stable-reference/blob/bb57924c1552adbed11ee3d96cdcde47cf96f2b6/osu!/GameplayElements/HitObjects/Osu/HitCircleOsu.cs#L336-L338)
+                AccentColour.Value = Color4.White;
+                Alpha = Interpolation.ValueAt(Time.Current, 1f, 0f, HitStateUpdateTime, HitStateUpdateTime + 700);
+            }
+
+            Arrow.Alpha = hit ? 0 : 1;
+
+            LifetimeEnd = HitStateUpdateTime + 700;
+        }
+
+        internal void RestoreHitAnimations()
+        {
+            UpdateState(ArmedState.Hit);
+            UpdateComboColour();
+            Arrow.Alpha = 1;
+        }
+
+        #endregion
     }
 }

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

@@ -59,8 +59,17 @@ namespace osu.Game.Rulesets.Osu.Objects
             set => position.Value = value;
         }
 
-        public float X => Position.X;
+        public float X
-        public float Y => Position.Y;
+        {
+            get => Position.X;
+            set => Position = new Vector2(value, Position.Y);
+        }
+
+        public float Y
+        {
+            get => Position.Y;
+            set => Position = new Vector2(Position.X, value);
+        }
 
         public Vector2 StackedPosition => Position + StackOffset;
 
@@ -175,27 +184,26 @@ namespace osu.Game.Rulesets.Osu.Objects
         {
             // Note that this implementation is shared with the osu!catch ruleset's implementation.
             // If a change is made here, CatchHitObject.cs should also be updated.
-            ComboIndex = lastObj?.ComboIndex ?? 0;
+            int index = lastObj?.ComboIndex ?? 0;
-            ComboIndexWithOffsets = lastObj?.ComboIndexWithOffsets ?? 0;
+            int indexWithOffsets = lastObj?.ComboIndexWithOffsets ?? 0;
-            IndexInCurrentCombo = (lastObj?.IndexInCurrentCombo + 1) ?? 0;
+            int inCurrentCombo = (lastObj?.IndexInCurrentCombo + 1) ?? 0;
 
-            if (this is Spinner)
+            // - For the purpose of combo colours, spinners never start a new combo even if they are flagged as doing so.
+            // - At decode time, the first hitobject in the beatmap and the first hitobject after a spinner are both enforced to be a new combo,
+            //   but this isn't directly enforced by the editor so the extra checks against the last hitobject are duplicated here.
+            if (this is not Spinner && (NewCombo || lastObj == null || lastObj is Spinner))
             {
-                // For the purpose of combo colours, spinners never start a new combo even if they are flagged as doing so.
+                inCurrentCombo = 0;
-                return;
+                index++;
-            }
+                indexWithOffsets += ComboOffset + 1;
-
-            // At decode time, the first hitobject in the beatmap and the first hitobject after a spinner are both enforced to be a new combo,
-            // but this isn't directly enforced by the editor so the extra checks against the last hitobject are duplicated here.
-            if (NewCombo || lastObj == null || lastObj is Spinner)
-            {
-                IndexInCurrentCombo = 0;
-                ComboIndex++;
-                ComboIndexWithOffsets += ComboOffset + 1;
 
                 if (lastObj != null)
                     lastObj.LastInCombo = true;
             }
+
+            ComboIndex = index;
+            ComboIndexWithOffsets = indexWithOffsets;
+            IndexInCurrentCombo = inCurrentCombo;
         }
 
         protected override HitWindows CreateHitWindows() => new OsuHitWindows();

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

@@ -5,12 +5,12 @@ using System;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
 using osu.Framework.Extensions.Color4Extensions;
-using osu.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.Textures;
+using osu.Framework.Utils;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Rulesets.Osu.Objects.Drawables;
@@ -75,44 +75,38 @@ namespace osu.Game.Rulesets.Osu.Skinning.Argon
 
             accentColour = drawableRepeat.AccentColour.GetBoundCopy();
             accentColour.BindValueChanged(accent => icon.Colour = accent.NewValue.Darken(4), true);
-
-            drawableRepeat.ApplyCustomUpdateState += updateStateTransforms;
         }
 
-        private void updateStateTransforms(DrawableHitObject hitObject, ArmedState state)
+        protected override void Update()
         {
+            base.Update();
+
+            if (Time.Current >= drawableRepeat.HitStateUpdateTime && drawableRepeat.State.Value == ArmedState.Hit)
+            {
+                double animDuration = Math.Min(300, drawableRepeat.HitObject.SpanDuration);
+                Scale = new Vector2(Interpolation.ValueAt(Time.Current, 1, 1.5f, drawableRepeat.HitStateUpdateTime, drawableRepeat.HitStateUpdateTime + animDuration, Easing.Out));
+            }
+            else
+                Scale = Vector2.One;
+
             const float move_distance = -12;
+            const float scale_amount = 1.3f;
+
             const double move_out_duration = 35;
             const double move_in_duration = 250;
             const double total = 300;
 
-            switch (state)
+            double loopCurrentTime = (Time.Current - drawableRepeat.AnimationStartTime.Value) % total;
-            {
-                case ArmedState.Idle:
-                    main.ScaleTo(1.3f, move_out_duration, Easing.Out)
-                        .Then()
-                        .ScaleTo(1f, move_in_duration, Easing.Out)
-                        .Loop(total - (move_in_duration + move_out_duration));
-                    side
-                        .MoveToX(move_distance, move_out_duration, Easing.Out)
-                        .Then()
-                        .MoveToX(0, move_in_duration, Easing.Out)
-                        .Loop(total - (move_in_duration + move_out_duration));
-                    break;
 
-                case ArmedState.Hit:
+            if (loopCurrentTime < move_out_duration)
-                    double animDuration = Math.Min(300, drawableRepeat.HitObject.SpanDuration);
+                main.Scale = new Vector2(Interpolation.ValueAt(loopCurrentTime, 1, scale_amount, 0, move_out_duration, Easing.Out));
-                    this.ScaleTo(1.5f, animDuration, Easing.Out);
+            else
-                    break;
+                main.Scale = new Vector2(Interpolation.ValueAt(loopCurrentTime, scale_amount, 1f, move_out_duration, move_out_duration + move_in_duration, Easing.Out));
-            }
-        }
 
-        protected override void Dispose(bool isDisposing)
+            if (loopCurrentTime < move_out_duration)
-        {
+                side.X = Interpolation.ValueAt(loopCurrentTime, 0, move_distance, 0, move_out_duration, Easing.Out);
-            base.Dispose(isDisposing);
+            else
-
+                side.X = Interpolation.ValueAt(loopCurrentTime, move_distance, 0, move_out_duration, move_out_duration + move_in_duration, Easing.Out);
-            if (drawableRepeat.IsNotNull())
-                drawableRepeat.ApplyCustomUpdateState -= updateStateTransforms;
         }
     }
 }

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

@@ -3,10 +3,10 @@
 
 using System;
 using osu.Framework.Allocation;
-using osu.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Utils;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Rulesets.Osu.Objects.Drawables;
@@ -40,37 +40,31 @@ namespace osu.Game.Rulesets.Osu.Skinning.Default
         private void load(DrawableHitObject drawableObject)
         {
             drawableRepeat = (DrawableSliderRepeat)drawableObject;
-            drawableRepeat.ApplyCustomUpdateState += updateStateTransforms;
         }
 
-        private void updateStateTransforms(DrawableHitObject hitObject, ArmedState state)
+        protected override void Update()
         {
-            const double move_out_duration = 35;
+            base.Update();
-            const double move_in_duration = 250;
-            const double total = 300;
 
-            switch (state)
+            if (Time.Current >= drawableRepeat.HitStateUpdateTime && drawableRepeat.State.Value == ArmedState.Hit)
             {
-                case ArmedState.Idle:
+                double animDuration = Math.Min(300, drawableRepeat.HitObject.SpanDuration);
-                    InternalChild.ScaleTo(1.3f, move_out_duration, Easing.Out)
+                Scale = new Vector2(Interpolation.ValueAt(Time.Current, 1, 1.5f, drawableRepeat.HitStateUpdateTime, drawableRepeat.HitStateUpdateTime + animDuration, Easing.Out));
-                                 .Then()
-                                 .ScaleTo(1f, move_in_duration, Easing.Out)
-                                 .Loop(total - (move_in_duration + move_out_duration));
-                    break;
-
-                case ArmedState.Hit:
-                    double animDuration = Math.Min(300, drawableRepeat.HitObject.SpanDuration);
-                    InternalChild.ScaleTo(1.5f, animDuration, Easing.Out);
-                    break;
             }
-        }
+            else
+            {
+                const float scale_amount = 1.3f;
 
-        protected override void Dispose(bool isDisposing)
+                const double move_out_duration = 35;
-        {
+                const double move_in_duration = 250;
-            base.Dispose(isDisposing);
+                const double total = 300;
 
-            if (drawableRepeat.IsNotNull())
+                double loopCurrentTime = (Time.Current - drawableRepeat.AnimationStartTime.Value) % total;
-                drawableRepeat.ApplyCustomUpdateState -= updateStateTransforms;
+                if (loopCurrentTime < move_out_duration)
+                    Scale = new Vector2(Interpolation.ValueAt(loopCurrentTime, 1, scale_amount, 0, move_out_duration, Easing.Out));
+                else
+                    Scale = new Vector2(Interpolation.ValueAt(loopCurrentTime, scale_amount, 1f, move_out_duration, move_out_duration + move_in_duration, Easing.Out));
+            }
         }
     }
 }

osu.Game.Rulesets.Osu/Skinning/FollowCircle.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Diagnostics;
 using osu.Framework.Allocation;
+using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Game.Rulesets.Objects.Drawables;
@@ -13,8 +14,9 @@ namespace osu.Game.Rulesets.Osu.Skinning
 {
     public abstract partial class FollowCircle : CompositeDrawable
     {
-        [Resolved]
+        protected DrawableSlider? DrawableObject { get; private set; }
-        protected DrawableHitObject? ParentObject { get; private set; }
+
+        private readonly IBindable<bool> tracking = new Bindable<bool>();
 
         protected FollowCircle()
         {
@@ -22,65 +24,73 @@ namespace osu.Game.Rulesets.Osu.Skinning
         }
 
         [BackgroundDependencyLoader]
-        private void load()
+        private void load(DrawableHitObject? hitObject)
         {
-            ((DrawableSlider?)ParentObject)?.Tracking.BindValueChanged(tracking =>
+            DrawableObject = hitObject as DrawableSlider;
+
+            if (DrawableObject != null)
             {
-                Debug.Assert(ParentObject != null);
+                tracking.BindTo(DrawableObject.Tracking);
-
+                tracking.BindValueChanged(tracking =>
-                if (ParentObject.Judged)
-                    return;
-
-                using (BeginAbsoluteSequence(Math.Max(Time.Current, ParentObject.HitObject?.StartTime ?? 0)))
                 {
-                    if (tracking.NewValue)
+                    if (DrawableObject.Judged)
-                        OnSliderPress();
+                        return;
-                    else
+
-                        OnSliderRelease();
+                    using (BeginAbsoluteSequence(Math.Max(Time.Current, DrawableObject.HitObject?.StartTime ?? 0)))
-                }
+                    {
-            }, true);
+                        if (tracking.NewValue)
+                            OnSliderPress();
+                        else
+                            OnSliderRelease();
+                    }
+                }, true);
+            }
         }
 
         protected override void LoadComplete()
         {
             base.LoadComplete();
 
-            if (ParentObject != null)
+            if (DrawableObject != null)
             {
-                ParentObject.HitObjectApplied += onHitObjectApplied;
+                DrawableObject.HitObjectApplied += onHitObjectApplied;
-                onHitObjectApplied(ParentObject);
+                onHitObjectApplied(DrawableObject);
 
-                ParentObject.ApplyCustomUpdateState += updateStateTransforms;
+                DrawableObject.ApplyCustomUpdateState += updateStateTransforms;
-                updateStateTransforms(ParentObject, ParentObject.State.Value);
+                updateStateTransforms(DrawableObject, DrawableObject.State.Value);
             }
         }
 
         private void onHitObjectApplied(DrawableHitObject drawableObject)
         {
+            // Sane defaults when a new hitobject is applied to the drawable slider.
             this.ScaleTo(1f)
                 .FadeOut();
+
+            // Immediately play out any pending transforms from press/release
+            FinishTransforms(true);
         }
 
-        private void updateStateTransforms(DrawableHitObject drawableObject, ArmedState state)
+        private void updateStateTransforms(DrawableHitObject d, ArmedState state)
         {
-            Debug.Assert(ParentObject != null);
+            Debug.Assert(DrawableObject != null);
 
             switch (state)
             {
                 case ArmedState.Hit:
-                    switch (drawableObject)
+                    switch (d)
                     {
                         case DrawableSliderTail:
-                            // Use ParentObject instead of drawableObject because slider tail's
+                            // Use DrawableObject instead of local object because slider tail's
                             // HitStateUpdateTime is ~36ms before the actual slider end (aka slider
                             // tail leniency)
-                            using (BeginAbsoluteSequence(ParentObject.HitStateUpdateTime))
+                            using (BeginAbsoluteSequence(DrawableObject.HitStateUpdateTime))
                                 OnSliderEnd();
                             break;
 
                         case DrawableSliderTick:
                         case DrawableSliderRepeat:
-                            using (BeginAbsoluteSequence(drawableObject.HitStateUpdateTime))
+                            using (BeginAbsoluteSequence(d.HitStateUpdateTime))
                                 OnSliderTick();
                             break;
                     }
@@ -88,15 +98,15 @@ namespace osu.Game.Rulesets.Osu.Skinning
                     break;
 
                 case ArmedState.Miss:
-                    switch (drawableObject)
+                    switch (d)
                     {
                         case DrawableSliderTail:
                         case DrawableSliderTick:
                         case DrawableSliderRepeat:
-                            // Despite above comment, ok to use drawableObject.HitStateUpdateTime
+                            // Despite above comment, ok to use d.HitStateUpdateTime
                             // here, since on stable, the break anim plays right when the tail is
                             // missed, not when the slider ends
-                            using (BeginAbsoluteSequence(drawableObject.HitStateUpdateTime))
+                            using (BeginAbsoluteSequence(d.HitStateUpdateTime))
                                 OnSliderBreak();
                             break;
                     }
@@ -109,10 +119,10 @@ namespace osu.Game.Rulesets.Osu.Skinning
         {
             base.Dispose(isDisposing);
 
-            if (ParentObject != null)
+            if (DrawableObject != null)
             {
-                ParentObject.HitObjectApplied -= onHitObjectApplied;
+                DrawableObject.HitObjectApplied -= onHitObjectApplied;
-                ParentObject.ApplyCustomUpdateState -= updateStateTransforms;
+                DrawableObject.ApplyCustomUpdateState -= updateStateTransforms;
             }
         }
 

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

@@ -11,6 +11,8 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
 {
     public partial class LegacyCursor : SkinnableCursor
     {
+        public static readonly int REVOLUTION_DURATION = 10000;
+
         private const float pressed_scale = 1.3f;
         private const float released_scale = 1f;
 
@@ -52,7 +54,7 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
         protected override void LoadComplete()
         {
             if (spin)
-                ExpandTarget.Spin(10000, RotationDirection.Clockwise);
+                ExpandTarget.Spin(REVOLUTION_DURATION, RotationDirection.Clockwise);
         }
 
         public override void Expand()

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

@@ -34,6 +34,7 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
         private void load(OsuConfigManager config, ISkinSource skinSource)
         {
             cursorSize = config.GetBindable<float>(OsuSetting.GameplayCursorSize).GetBoundCopy();
+            AllowPartRotation = skin.GetConfig<OsuSkinConfiguration, bool>(OsuSkinConfiguration.CursorTrailRotate)?.Value ?? true;
 
             Texture = skin.GetTexture("cursortrail");
 

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

@@ -22,9 +22,9 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
 
         protected override void OnSliderPress()
         {
-            Debug.Assert(ParentObject != null);
+            Debug.Assert(DrawableObject != null);
 
-            double remainingTime = Math.Max(0, ParentObject.HitStateUpdateTime - Time.Current);
+            double remainingTime = Math.Max(0, DrawableObject.HitStateUpdateTime - Time.Current);
 
             // Note that the scale adjust here is 2 instead of DrawableSliderBall.FOLLOW_AREA to match legacy behaviour.
             // This means the actual tracking area for gameplay purposes is larger than the sprite (but skins may be accounting for this).

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

@@ -61,13 +61,16 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
 
             var drawableOsuObject = (DrawableOsuHitObject?)drawableObject;
 
-            // As a precondition, ensure that any prefix lookups are run against the skin which is providing "hitcircle".
+            // As a precondition, prefer that any *prefix* lookups are run against the skin which is providing "hitcircle".
             // This is to correctly handle a case such as:
             //
             // - Beatmap provides `hitcircle`
             // - User skin provides `sliderstartcircle`
             //
             // In such a case, the `hitcircle` should be used for slider start circles rather than the user's skin override.
+            //
+            // Of note, this consideration should only be used to decide whether to continue looking up the prefixed name or not.
+            // The final lookups must still run on the full skin hierarchy as per usual in order to correctly handle fallback cases.
             var provider = skin.FindProvider(s => s.GetTexture(base_lookup) != null) ?? skin;
 
             // if a base texture for the specified prefix exists, continue using it for subsequent lookups.
@@ -81,7 +84,7 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
             // expected behaviour in this scenario is not showing the overlay, rather than using hitcircleoverlay.png.
             InternalChildren = new[]
             {
-                CircleSprite = new LegacyKiaiFlashingDrawable(() => new Sprite { Texture = provider.GetTexture(circleName)?.WithMaximumSize(maxSize) })
+                CircleSprite = new LegacyKiaiFlashingDrawable(() => new Sprite { Texture = skin.GetTexture(circleName)?.WithMaximumSize(maxSize) })
                 {
                     Anchor = Anchor.Centre,
                     Origin = Anchor.Centre,
@@ -90,7 +93,7 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
                 {
                     Anchor = Anchor.Centre,
                     Origin = Anchor.Centre,
-                    Child = OverlaySprite = new LegacyKiaiFlashingDrawable(() => new Sprite { Texture = provider.GetTexture(@$"{circleName}overlay")?.WithMaximumSize(maxSize) })
+                    Child = OverlaySprite = new LegacyKiaiFlashingDrawable(() => new Sprite { Texture = skin.GetTexture(@$"{circleName}overlay")?.WithMaximumSize(maxSize) })
                     {
                         Anchor = Anchor.Centre,
                         Origin = Anchor.Centre,

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

@@ -9,10 +9,12 @@ using osu.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Sprites;
+using osu.Framework.Utils;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Rulesets.Osu.Objects.Drawables;
 using osu.Game.Skinning;
+using osuTK;
 using osuTK.Graphics;
 
 namespace osu.Game.Rulesets.Osu.Skinning.Legacy
@@ -51,8 +53,6 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
 
             textureIsDefaultSkin = skin is ISkinTransformer transformer && transformer.Skin is DefaultLegacySkin;
 
-            drawableObject.ApplyCustomUpdateState += updateStateTransforms;
-
             shouldRotate = skinSource.GetConfig<SkinConfiguration.LegacySetting, decimal>(SkinConfiguration.LegacySetting.Version)?.Value <= 1;
         }
 
@@ -68,7 +68,7 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
             accentColour = drawableRepeat.AccentColour.GetBoundCopy();
             accentColour.BindValueChanged(c =>
             {
-                arrow.Colour = textureIsDefaultSkin && c.NewValue.R + c.NewValue.G + c.NewValue.B > (600 / 255f) ? Color4.Black : Color4.White;
+                arrow.Colour = textureIsDefaultSkin && c.NewValue.R + c.NewValue.G + c.NewValue.B > 600 / 255f ? Color4.Black : Color4.White;
             }, true);
         }
 
@@ -80,36 +80,32 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
             drawableRepeat.DrawableSlider.OverlayElementContainer.Add(proxy);
         }
 
-        private void updateStateTransforms(DrawableHitObject hitObject, ArmedState state)
+        protected override void Update()
         {
-            const double duration = 300;
+            base.Update();
-            const float rotation = 5.625f;
 
-            switch (state)
+            if (Time.Current >= drawableRepeat.HitStateUpdateTime && drawableRepeat.State.Value == ArmedState.Hit)
             {
-                case ArmedState.Idle:
+                double animDuration = Math.Min(300, drawableRepeat.HitObject.SpanDuration);
-                    if (shouldRotate)
+                arrow.Scale = new Vector2(Interpolation.ValueAt(Time.Current, 1, 1.4f, drawableRepeat.HitStateUpdateTime, drawableRepeat.HitStateUpdateTime + animDuration, Easing.Out));
-                    {
+            }
-                        InternalChild.ScaleTo(1.3f)
+            else
-                                     .RotateTo(rotation)
+            {
-                                     .Then()
+                const double duration = 300;
-                                     .ScaleTo(1f, duration)
+                const float rotation = 5.625f;
-                                     .RotateTo(-rotation, duration)
-                                     .Loop();
-                    }
-                    else
-                    {
-                        InternalChild.ScaleTo(1.3f).Then()
-                                     .ScaleTo(1f, duration, Easing.Out)
-                                     .Loop();
-                    }
 
-                    break;
+                double loopCurrentTime = (Time.Current - drawableRepeat.AnimationStartTime.Value) % duration;
 
-                case ArmedState.Hit:
+                // Reference: https://github.com/peppy/osu-stable-reference/blob/2280c4c436f80d04f9c79d3c905db00ac2902273/osu!/GameplayElements/HitObjects/Osu/HitCircleSliderEnd.cs#L79-L96
-                    double animDuration = Math.Min(300, drawableRepeat.HitObject.SpanDuration);
+                if (shouldRotate)
-                    InternalChild.ScaleTo(1.4f, animDuration, Easing.Out);
+                {
-                    break;
+                    arrow.Rotation = Interpolation.ValueAt(loopCurrentTime, rotation, -rotation, 0, duration);
+                    arrow.Scale = new Vector2(Interpolation.ValueAt(loopCurrentTime, 1.3f, 1, 0, duration));
+                }
+                else
+                {
+                    arrow.Scale = new Vector2(Interpolation.ValueAt(loopCurrentTime, 1.3f, 1, 0, duration, Easing.Out));
+                }
             }
         }
 
@@ -120,7 +116,6 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
             if (drawableRepeat.IsNotNull())
             {
                 drawableRepeat.HitObjectApplied -= onHitObjectApplied;
-                drawableRepeat.ApplyCustomUpdateState -= updateStateTransforms;
             }
         }
     }

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

@@ -6,6 +6,7 @@ using System.Linq;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Game.Rulesets.Osu.Objects;
+using osu.Game.Screens.Play.HUD;
 using osu.Game.Skinning;
 using osuTK;
 
@@ -70,12 +71,24 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
                                 }
 
                                 var combo = container.OfType<LegacyDefaultComboCounter>().FirstOrDefault();
+                                var spectatorList = container.OfType<SpectatorList>().FirstOrDefault();
+
+                                Vector2 pos = new Vector2();
 
                                 if (combo != null)
                                 {
                                     combo.Anchor = Anchor.BottomLeft;
                                     combo.Origin = Anchor.BottomLeft;
                                     combo.Scale = new Vector2(1.28f);
+
+                                    pos += new Vector2(10, -(combo.DrawHeight * 1.56f + 20) * combo.Scale.X);
+                                }
+
+                                if (spectatorList != null)
+                                {
+                                    spectatorList.Anchor = Anchor.BottomLeft;
+                                    spectatorList.Origin = Anchor.BottomLeft;
+                                    spectatorList.Position = pos;
                                 }
                             })
                             {
@@ -83,6 +96,7 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
                                 {
                                     new LegacyDefaultComboCounter(),
                                     new LegacyKeyCounterDisplay(),
+                                    new SpectatorList(),
                                 }
                             };
                     }