Merge branch 'master' into update-framework

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

@@ -15,6 +15,7 @@ using osu.Framework.Graphics.Sprites;
 using osuTK.Graphics;
 using osu.Framework.Audio.Sample;
 using osu.Framework.Graphics.Textures;
+using osu.Game.Audio;
 
 namespace osu.Game.Rulesets.Catch.Tests
 {
@@ -92,7 +93,7 @@ namespace osu.Game.Rulesets.Catch.Tests
                 return null;
             }
 
-            public SampleChannel GetSample(string sampleName) =>
+            public SampleChannel GetSample(ISampleInfo sampleInfo) =>
                 throw new NotImplementedException();
 
             public Texture GetTexture(string componentName) =>

osu.Game.Tests/Beatmaps/Formats/LegacyStoryboardDecoderTest.cs

@@ -58,7 +58,7 @@ namespace osu.Game.Tests.Beatmaps.Formats
 
                 int spriteCount = background.Elements.Count(x => x.GetType() == typeof(StoryboardSprite));
                 int animationCount = background.Elements.Count(x => x.GetType() == typeof(StoryboardAnimation));
-                int sampleCount = background.Elements.Count(x => x.GetType() == typeof(StoryboardSample));
+                int sampleCount = background.Elements.Count(x => x.GetType() == typeof(StoryboardSampleInfo));
 
                 Assert.AreEqual(15, spriteCount);
                 Assert.AreEqual(1, animationCount);

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

@@ -10,6 +10,7 @@ using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
 using osu.Framework.Graphics.Textures;
+using osu.Game.Audio;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
 using osu.Game.Skinning;
@@ -253,7 +254,7 @@ namespace osu.Game.Tests.Visual.Gameplay
 
             public Texture GetTexture(string componentName) => throw new NotImplementedException();
 
-            public SampleChannel GetSample(string sampleName) => throw new NotImplementedException();
+            public SampleChannel GetSample(ISampleInfo sampleInfo) => throw new NotImplementedException();
 
             public TValue GetValue<TConfiguration, TValue>(Func<TConfiguration, TValue> query) where TConfiguration : SkinConfiguration => throw new NotImplementedException();
         }
@@ -264,7 +265,7 @@ namespace osu.Game.Tests.Visual.Gameplay
 
             public Texture GetTexture(string componentName) => throw new NotImplementedException();
 
-            public SampleChannel GetSample(string sampleName) => throw new NotImplementedException();
+            public SampleChannel GetSample(ISampleInfo sampleInfo) => throw new NotImplementedException();
 
             public TValue GetValue<TConfiguration, TValue>(Func<TConfiguration, TValue> query) where TConfiguration : SkinConfiguration => throw new NotImplementedException();
         }
@@ -275,7 +276,7 @@ namespace osu.Game.Tests.Visual.Gameplay
 
             public Texture GetTexture(string componentName) => throw new NotImplementedException();
 
-            public SampleChannel GetSample(string sampleName) => throw new NotImplementedException();
+            public SampleChannel GetSample(ISampleInfo sampleInfo) => throw new NotImplementedException();
 
             public TValue GetValue<TConfiguration, TValue>(Func<TConfiguration, TValue> query) where TConfiguration : SkinConfiguration => throw new NotImplementedException();
         }

osu.Game/Beatmaps/Formats/LegacyStoryboardDecoder.cs

@@ -121,7 +121,7 @@ namespace osu.Game.Beatmaps.Formats
                         var layer = parseLayer(split[2]);
                         var path = cleanFilename(split[3]);
                         var volume = split.Length > 4 ? float.Parse(split[4], CultureInfo.InvariantCulture) : 100;
-                        storyboard.GetLayer(layer).Add(new StoryboardSample(path, time, volume));
+                        storyboard.GetLayer(layer).Add(new StoryboardSampleInfo(path, time, (int)volume));
                         break;
                     }
                 }

osu.Game/Overlays/Profile/Sections/Beatmaps/PaginatedBeatmapContainer.cs

@@ -1,21 +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.Linq;
+using System.Collections.Generic;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
+using osu.Game.Online.API;
 using osu.Game.Online.API.Requests;
+using osu.Game.Online.API.Requests.Responses;
 using osu.Game.Overlays.Direct;
 using osu.Game.Users;
 using osuTK;
 
 namespace osu.Game.Overlays.Profile.Sections.Beatmaps
 {
-    public class PaginatedBeatmapContainer : PaginatedContainer
+    public class PaginatedBeatmapContainer : PaginatedContainer<APIBeatmapSet>
     {
         private const float panel_padding = 10f;
         private readonly BeatmapSetType type;
-        private GetUserBeatmapsRequest request;
 
         public PaginatedBeatmapContainer(BeatmapSetType type, Bindable<User> user, string header, string missing = "None... yet.")
             : base(user, header, missing)
@@ -27,40 +28,15 @@ namespace osu.Game.Overlays.Profile.Sections.Beatmaps
             ItemsContainer.Spacing = new Vector2(panel_padding);
         }
 
-        protected override void ShowMore()
+        protected override APIRequest<List<APIBeatmapSet>> CreateRequest() =>
-        {
+            new GetUserBeatmapsRequest(User.Value.Id, type, VisiblePages++, ItemsPerPage);
-            request = new GetUserBeatmapsRequest(User.Value.Id, type, VisiblePages++, ItemsPerPage);
+
-            request.Success += sets => Schedule(() =>
+        protected override Drawable CreateDrawableItem(APIBeatmapSet model) => !model.OnlineBeatmapSetID.HasValue
+            ? null
+            : new DirectGridPanel(model.ToBeatmapSet(Rulesets))
             {
-                MoreButton.FadeTo(sets.Count == ItemsPerPage ? 1 : 0);
+                Anchor = Anchor.TopCentre,
-                MoreButton.IsLoading = false;
+                Origin = Anchor.TopCentre,
-
+            };
-                if (!sets.Any() && VisiblePages == 1)
-                {
-                    MissingText.Show();
-                    return;
-                }
-
-                foreach (var s in sets)
-                {
-                    if (!s.OnlineBeatmapSetID.HasValue)
-                        continue;
-
-                    ItemsContainer.Add(new DirectGridPanel(s.ToBeatmapSet(Rulesets))
-                    {
-                        Anchor = Anchor.TopCentre,
-                        Origin = Anchor.TopCentre,
-                    });
-                }
-            });
-
-            Api.Queue(request);
-        }
-
-        protected override void Dispose(bool isDisposing)
-        {
-            base.Dispose(isDisposing);
-            request?.Cancel();
-        }
     }
 }

osu.Game/Overlays/Profile/Sections/Historical/PaginatedMostPlayedBeatmapContainer.cs

@@ -1,19 +1,19 @@
 // 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 System.Collections.Generic;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
+using osu.Game.Online.API;
 using osu.Game.Online.API.Requests;
+using osu.Game.Online.API.Requests.Responses;
 using osu.Game.Users;
 
 namespace osu.Game.Overlays.Profile.Sections.Historical
 {
-    public class PaginatedMostPlayedBeatmapContainer : PaginatedContainer
+    public class PaginatedMostPlayedBeatmapContainer : PaginatedContainer<APIUserMostPlayedBeatmap>
     {
-        private GetUserMostPlayedBeatmapsRequest request;
-
         public PaginatedMostPlayedBeatmapContainer(Bindable<User> user)
             : base(user, "Most Played Beatmaps", "No records. :(")
         {
@@ -22,35 +22,10 @@ namespace osu.Game.Overlays.Profile.Sections.Historical
             ItemsContainer.Direction = FillDirection.Vertical;
         }
 
-        protected override void ShowMore()
+        protected override APIRequest<List<APIUserMostPlayedBeatmap>> CreateRequest() =>
-        {
+            new GetUserMostPlayedBeatmapsRequest(User.Value.Id, VisiblePages++, ItemsPerPage);
-            request = new GetUserMostPlayedBeatmapsRequest(User.Value.Id, VisiblePages++, ItemsPerPage);
-            request.Success += beatmaps => Schedule(() =>
-            {
-                MoreButton.FadeTo(beatmaps.Count == ItemsPerPage ? 1 : 0);
-                MoreButton.IsLoading = false;
 
-                if (!beatmaps.Any() && VisiblePages == 1)
+        protected override Drawable CreateDrawableItem(APIUserMostPlayedBeatmap model) =>
-                {
+            new DrawableMostPlayedBeatmap(model.GetBeatmapInfo(Rulesets), model.PlayCount);
-                    MissingText.Show();
-                    return;
-                }
-
-                MissingText.Hide();
-
-                foreach (var beatmap in beatmaps)
-                {
-                    ItemsContainer.Add(new DrawableMostPlayedBeatmap(beatmap.GetBeatmapInfo(Rulesets), beatmap.PlayCount));
-                }
-            });
-
-            Api.Queue(request);
-        }
-
-        protected override void Dispose(bool isDisposing)
-        {
-            base.Dispose(isDisposing);
-            request?.Cancel();
-        }
     }
 }

osu.Game/Overlays/Profile/Sections/PaginatedContainer.cs

@@ -11,22 +11,27 @@ using osu.Game.Graphics.Sprites;
 using osu.Game.Online.API;
 using osu.Game.Rulesets;
 using osu.Game.Users;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
 
 namespace osu.Game.Overlays.Profile.Sections
 {
-    public abstract class PaginatedContainer : FillFlowContainer
+    public abstract class PaginatedContainer<TModel> : FillFlowContainer
     {
-        protected readonly FillFlowContainer ItemsContainer;
+        private readonly ShowMoreButton moreButton;
-        protected readonly ShowMoreButton MoreButton;
+        private readonly OsuSpriteText missingText;
-        protected readonly OsuSpriteText MissingText;
+        private APIRequest<List<TModel>> retrievalRequest;
+        private CancellationTokenSource loadCancellation;
+
+        [Resolved]
+        private IAPIProvider api { get; set; }
 
         protected int VisiblePages;
         protected int ItemsPerPage;
 
         protected readonly Bindable<User> User = new Bindable<User>();
-
+        protected readonly FillFlowContainer ItemsContainer;
-        protected IAPIProvider Api;
-        protected APIRequest RetrievalRequest;
         protected RulesetStore Rulesets;
 
         protected PaginatedContainer(Bindable<User> user, string header, string missing)
@@ -51,15 +56,15 @@ namespace osu.Game.Overlays.Profile.Sections
                     RelativeSizeAxes = Axes.X,
                     Spacing = new Vector2(0, 2),
                 },
-                MoreButton = new ShowMoreButton
+                moreButton = new ShowMoreButton
                 {
                     Anchor = Anchor.TopCentre,
                     Origin = Anchor.TopCentre,
                     Alpha = 0,
                     Margin = new MarginPadding { Top = 10 },
-                    Action = ShowMore,
+                    Action = showMore,
                 },
-                MissingText = new OsuSpriteText
+                missingText = new OsuSpriteText
                 {
                     Font = OsuFont.GetFont(size: 15),
                     Text = missing,
@@ -69,9 +74,8 @@ namespace osu.Game.Overlays.Profile.Sections
         }
 
         [BackgroundDependencyLoader]
-        private void load(IAPIProvider api, RulesetStore rulesets)
+        private void load(RulesetStore rulesets)
         {
-            Api = api;
             Rulesets = rulesets;
 
             User.ValueChanged += onUserChanged;
@@ -80,13 +84,54 @@ namespace osu.Game.Overlays.Profile.Sections
 
         private void onUserChanged(ValueChangedEvent<User> e)
         {
+            loadCancellation?.Cancel();
+            retrievalRequest?.Cancel();
+
             VisiblePages = 0;
             ItemsContainer.Clear();
 
             if (e.NewValue != null)
-                ShowMore();
+                showMore();
         }
 
-        protected abstract void ShowMore();
+        private void showMore()
+        {
+            loadCancellation = new CancellationTokenSource();
+
+            retrievalRequest = CreateRequest();
+            retrievalRequest.Success += UpdateItems;
+
+            api.Queue(retrievalRequest);
+        }
+
+        protected virtual void UpdateItems(List<TModel> items) => Schedule(() =>
+        {
+            if (!items.Any() && VisiblePages == 1)
+            {
+                moreButton.Hide();
+                moreButton.IsLoading = false;
+                missingText.Show();
+                return;
+            }
+
+            LoadComponentsAsync(items.Select(CreateDrawableItem).Where(d => d != null), drawables =>
+            {
+                missingText.Hide();
+                moreButton.FadeTo(items.Count == ItemsPerPage ? 1 : 0);
+                moreButton.IsLoading = false;
+
+                ItemsContainer.AddRange(drawables);
+            }, loadCancellation.Token);
+        });
+
+        protected abstract APIRequest<List<TModel>> CreateRequest();
+
+        protected abstract Drawable CreateDrawableItem(TModel model);
+
+        protected override void Dispose(bool isDisposing)
+        {
+            base.Dispose(isDisposing);
+            retrievalRequest?.Cancel();
+        }
     }
 }

osu.Game/Overlays/Profile/Sections/Ranks/PaginatedScoreContainer.cs

@@ -5,18 +5,18 @@ using osu.Framework.Graphics.Containers;
 using osu.Game.Online.API.Requests;
 using osu.Game.Users;
 using System;
-using System.Collections.Generic;
-using System.Linq;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
+using osu.Game.Online.API.Requests.Responses;
+using System.Collections.Generic;
+using osu.Game.Online.API;
 
 namespace osu.Game.Overlays.Profile.Sections.Ranks
 {
-    public class PaginatedScoreContainer : PaginatedContainer
+    public class PaginatedScoreContainer : PaginatedContainer<APILegacyScoreInfo>
     {
         private readonly bool includeWeight;
         private readonly ScoreType type;
-        private GetUserScoresRequest request;
 
         public PaginatedScoreContainer(ScoreType type, Bindable<User> user, string header, string missing, bool includeWeight = false)
             : base(user, header, missing)
@@ -29,52 +29,27 @@ namespace osu.Game.Overlays.Profile.Sections.Ranks
             ItemsContainer.Direction = FillDirection.Vertical;
         }
 
-        protected override void ShowMore()
+        protected override void UpdateItems(List<APILegacyScoreInfo> items)
         {
-            request = new GetUserScoresRequest(User.Value.Id, type, VisiblePages++, ItemsPerPage);
+            foreach (var item in items)
-            request.Success += scores => Schedule(() =>
+                item.Ruleset = Rulesets.GetRuleset(item.RulesetID);
-            {
-                foreach (var s in scores)
-                    s.Ruleset = Rulesets.GetRuleset(s.RulesetID);
 
-                if (!scores.Any() && VisiblePages == 1)
+            base.UpdateItems(items);
-                {
-                    MoreButton.Hide();
-                    MoreButton.IsLoading = false;
-                    MissingText.Show();
-                    return;
-                }
-
-                IEnumerable<DrawableProfileScore> drawableScores;
-
-                switch (type)
-                {
-                    default:
-                        drawableScores = scores.Select(score => new DrawablePerformanceScore(score, includeWeight ? Math.Pow(0.95, ItemsContainer.Count) : (double?)null));
-                        break;
-
-                    case ScoreType.Recent:
-                        drawableScores = scores.Select(score => new DrawableTotalScore(score));
-                        break;
-                }
-
-                LoadComponentsAsync(drawableScores, s =>
-                {
-                    MissingText.Hide();
-                    MoreButton.FadeTo(scores.Count == ItemsPerPage ? 1 : 0);
-                    MoreButton.IsLoading = false;
-
-                    ItemsContainer.AddRange(s);
-                });
-            });
-
-            Api.Queue(request);
         }
 
-        protected override void Dispose(bool isDisposing)
+        protected override APIRequest<List<APILegacyScoreInfo>> CreateRequest() =>
+            new GetUserScoresRequest(User.Value.Id, type, VisiblePages++, ItemsPerPage);
+
+        protected override Drawable CreateDrawableItem(APILegacyScoreInfo model)
         {
-            base.Dispose(isDisposing);
+            switch (type)
-            request?.Cancel();
+            {
+                default:
+                    return new DrawablePerformanceScore(model, includeWeight ? Math.Pow(0.95, ItemsContainer.Count) : (double?)null);
+
+                case ScoreType.Recent:
+                    return new DrawableTotalScore(model);
+            }
         }
     }
 }

osu.Game/Overlays/Profile/Sections/Recent/PaginatedRecentActivityContainer.cs

@@ -4,51 +4,24 @@
 using osu.Framework.Graphics;
 using osu.Game.Online.API.Requests;
 using osu.Game.Users;
-using System.Linq;
 using osu.Framework.Bindables;
 using osu.Game.Online.API.Requests.Responses;
+using osu.Game.Online.API;
+using System.Collections.Generic;
 
 namespace osu.Game.Overlays.Profile.Sections.Recent
 {
-    public class PaginatedRecentActivityContainer : PaginatedContainer
+    public class PaginatedRecentActivityContainer : PaginatedContainer<APIRecentActivity>
     {
-        private GetUserRecentActivitiesRequest request;
-
         public PaginatedRecentActivityContainer(Bindable<User> user, string header, string missing)
             : base(user, header, missing)
         {
             ItemsPerPage = 5;
         }
 
-        protected override void ShowMore()
+        protected override APIRequest<List<APIRecentActivity>> CreateRequest() =>
-        {
+            new GetUserRecentActivitiesRequest(User.Value.Id, VisiblePages++, ItemsPerPage);
-            request = new GetUserRecentActivitiesRequest(User.Value.Id, VisiblePages++, ItemsPerPage);
-            request.Success += activities => Schedule(() =>
-            {
-                MoreButton.FadeTo(activities.Count == ItemsPerPage ? 1 : 0);
-                MoreButton.IsLoading = false;
 
-                if (!activities.Any() && VisiblePages == 1)
+        protected override Drawable CreateDrawableItem(APIRecentActivity model) => new DrawableRecentActivity(model);
-                {
-                    MissingText.Show();
-                    return;
-                }
-
-                MissingText.Hide();
-
-                foreach (APIRecentActivity activity in activities)
-                {
-                    ItemsContainer.Add(new DrawableRecentActivity(activity));
-                }
-            });
-
-            Api.Queue(request);
-        }
-
-        protected override void Dispose(bool isDisposing)
-        {
-            base.Dispose(isDisposing);
-            request?.Cancel();
-        }
     }
 }

osu.Game/Skinning/DefaultSkin.cs

@@ -4,6 +4,7 @@
 using osu.Framework.Audio.Sample;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Textures;
+using osu.Game.Audio;
 
 namespace osu.Game.Skinning
 {
@@ -19,6 +20,6 @@ namespace osu.Game.Skinning
 
         public override Texture GetTexture(string componentName) => null;
 
-        public override SampleChannel GetSample(string sampleName) => null;
+        public override SampleChannel GetSample(ISampleInfo sampleInfo) => null;
     }
 }

osu.Game/Skinning/ISkin.cs

@@ -5,6 +5,7 @@ using System;
 using osu.Framework.Audio.Sample;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Textures;
+using osu.Game.Audio;
 
 namespace osu.Game.Skinning
 {
@@ -17,7 +18,7 @@ namespace osu.Game.Skinning
 
         Texture GetTexture(string componentName);
 
-        SampleChannel GetSample(string sampleName);
+        SampleChannel GetSample(ISampleInfo sampleInfo);
 
         TValue GetValue<TConfiguration, TValue>(Func<TConfiguration, TValue> query) where TConfiguration : SkinConfiguration;
     }

osu.Game/Skinning/LegacySkin.cs

@@ -17,6 +17,7 @@ using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.Textures;
 using osu.Framework.IO.Stores;
 using osu.Framework.Text;
+using osu.Game.Audio;
 using osu.Game.Database;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
@@ -179,7 +180,22 @@ namespace osu.Game.Skinning
             return texture;
         }
 
-        public override SampleChannel GetSample(string sampleName) => Samples.Get(getFallbackName(sampleName));
+        public override SampleChannel GetSample(ISampleInfo sampleInfo)
+        {
+            foreach (var lookup in sampleInfo.LookupNames)
+            {
+                var sample = Samples.Get(getFallbackName(lookup));
+
+                if (sample != null)
+                    return sample;
+            }
+
+            if (sampleInfo is HitSampleInfo hsi)
+                // Try fallback to non-bank samples.
+                return Samples.Get(hsi.Name);
+
+            return null;
+        }
 
         private bool hasFont(string fontName) => GetTexture($"{fontName}-0") != null;
 

osu.Game/Skinning/LocalSkinOverrideContainer.cs

@@ -8,6 +8,7 @@ using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Textures;
+using osu.Game.Audio;
 using osu.Game.Configuration;
 
 namespace osu.Game.Skinning
@@ -49,13 +50,13 @@ namespace osu.Game.Skinning
             return fallbackSource.GetTexture(componentName);
         }
 
-        public SampleChannel GetSample(string sampleName)
+        public SampleChannel GetSample(ISampleInfo sampleInfo)
         {
             SampleChannel sourceChannel;
-            if (beatmapHitsounds.Value && (sourceChannel = skin?.GetSample(sampleName)) != null)
+            if (beatmapHitsounds.Value && (sourceChannel = skin?.GetSample(sampleInfo)) != null)
                 return sourceChannel;
 
-            return fallbackSource?.GetSample(sampleName);
+            return fallbackSource?.GetSample(sampleInfo);
         }
 
         public TValue GetValue<TConfiguration, TValue>(Func<TConfiguration, TValue> query) where TConfiguration : SkinConfiguration

osu.Game/Skinning/Skin.cs

@@ -5,6 +5,7 @@ using System;
 using osu.Framework.Audio.Sample;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Textures;
+using osu.Game.Audio;
 
 namespace osu.Game.Skinning
 {
@@ -16,7 +17,7 @@ namespace osu.Game.Skinning
 
         public abstract Drawable GetDrawableComponent(string componentName);
 
-        public abstract SampleChannel GetSample(string sampleName);
+        public abstract SampleChannel GetSample(ISampleInfo sampleInfo);
 
         public abstract Texture GetTexture(string componentName);
 

osu.Game/Skinning/SkinManager.cs

@@ -15,6 +15,7 @@ using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Textures;
 using osu.Framework.Platform;
+using osu.Game.Audio;
 using osu.Game.Database;
 using osu.Game.IO.Archives;
 
@@ -120,7 +121,7 @@ namespace osu.Game.Skinning
 
         public Texture GetTexture(string componentName) => CurrentSkin.Value.GetTexture(componentName);
 
-        public SampleChannel GetSample(string sampleName) => CurrentSkin.Value.GetSample(sampleName);
+        public SampleChannel GetSample(ISampleInfo sampleInfo) => CurrentSkin.Value.GetSample(sampleInfo);
 
         public TValue GetValue<TConfiguration, TValue>(Func<TConfiguration, TValue> query) where TConfiguration : SkinConfiguration => CurrentSkin.Value.GetValue(query);
     }

osu.Game/Skinning/SkinnableSound.cs

@@ -1,7 +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.
 
-using System;
 using System.Collections.Generic;
 using System.Linq;
 using osu.Framework.Allocation;
@@ -37,34 +36,26 @@ namespace osu.Game.Skinning
 
         public void Play() => channels?.ForEach(c => c.Play());
 
-        public override bool IsPresent => false; // We don't need to receive updates.
+        public override bool IsPresent => Scheduler.HasPendingTasks;
 
         protected override void SkinChanged(ISkinSource skin, bool allowFallback)
         {
             channels = hitSamples.Select(s =>
             {
-                var ch = loadChannel(s, skin.GetSample);
+                var ch = skin.GetSample(s);
+
                 if (ch == null && allowFallback)
-                    ch = loadChannel(s, audio.Samples.Get);
+                    foreach (var lookup in s.LookupNames)
+                        if ((ch = audio.Samples.Get($"Gameplay/{lookup}")) != null)
+                            break;
+
+                if (ch != null)
+                    ch.Volume.Value = s.Volume / 100.0;
+
                 return ch;
             }).Where(c => c != null).ToArray();
         }
 
-        private SampleChannel loadChannel(ISampleInfo info, Func<string, SampleChannel> getSampleFunction)
-        {
-            foreach (var lookup in info.LookupNames)
-            {
-                var ch = getSampleFunction($"Gameplay/{lookup}");
-                if (ch == null)
-                    continue;
-
-                ch.Volume.Value = info.Volume / 100.0;
-                return ch;
-            }
-
-            return null;
-        }
-
         protected override void Dispose(bool isDisposing)
         {
             base.Dispose(isDisposing);

osu.Game/Storyboards/Drawables/DrawableStoryboardSample.cs

@@ -1,7 +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.
 
-using System.IO;
 using osu.Framework.Allocation;
 using osu.Framework.Audio.Sample;
 using osu.Framework.Bindables;
@@ -17,25 +16,24 @@ namespace osu.Game.Storyboards.Drawables
         /// </summary>
         private const double allowable_late_start = 100;
 
-        private readonly StoryboardSample sample;
+        private readonly StoryboardSampleInfo sampleInfo;
         private SampleChannel channel;
 
         public override bool RemoveWhenNotAlive => false;
 
-        public DrawableStoryboardSample(StoryboardSample sample)
+        public DrawableStoryboardSample(StoryboardSampleInfo sampleInfo)
         {
-            this.sample = sample;
+            this.sampleInfo = sampleInfo;
-            LifetimeStart = sample.StartTime;
+            LifetimeStart = sampleInfo.StartTime;
         }
 
         [BackgroundDependencyLoader]
         private void load(IBindable<WorkingBeatmap> beatmap)
         {
-            // Try first with the full name, then attempt with no path
+            channel = beatmap.Value.Skin.GetSample(sampleInfo);
-            channel = beatmap.Value.Skin.GetSample(sample.Path) ?? beatmap.Value.Skin.GetSample(Path.ChangeExtension(sample.Path, null));
 
             if (channel != null)
-                channel.Volume.Value = sample.Volume / 100;
+                channel.Volume.Value = sampleInfo.Volume / 100.0;
         }
 
         protected override void Update()
@@ -43,27 +41,27 @@ namespace osu.Game.Storyboards.Drawables
             base.Update();
 
             // TODO: this logic will need to be consolidated with other game samples like hit sounds.
-            if (Time.Current < sample.StartTime)
+            if (Time.Current < sampleInfo.StartTime)
             {
                 // We've rewound before the start time of the sample
                 channel?.Stop();
 
                 // In the case that the user fast-forwards to a point far beyond the start time of the sample,
                 // we want to be able to fall into the if-conditional below (therefore we must not have a life time end)
-                LifetimeStart = sample.StartTime;
+                LifetimeStart = sampleInfo.StartTime;
                 LifetimeEnd = double.MaxValue;
             }
-            else if (Time.Current - Time.Elapsed < sample.StartTime)
+            else if (Time.Current - Time.Elapsed < sampleInfo.StartTime)
             {
                 // We've passed the start time of the sample. We only play the sample if we're within an allowable range
                 // from the sample's start, to reduce layering if we've been fast-forwarded far into the future
-                if (Time.Current - sample.StartTime < allowable_late_start)
+                if (Time.Current - sampleInfo.StartTime < allowable_late_start)
                     channel?.Play();
 
                 // In the case that the user rewinds to a point far behind the start time of the sample,
                 // we want to be able to fall into the if-conditional above (therefore we must not have a life time start)
                 LifetimeStart = double.MinValue;
-                LifetimeEnd = sample.StartTime;
+                LifetimeEnd = sampleInfo.StartTime;
             }
         }
     }

osu.Game/Storyboards/StoryboardSample.cs

@@ -1,21 +1,30 @@
 // 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.Graphics;
+using osu.Game.Audio;
 using osu.Game.Storyboards.Drawables;
 
 namespace osu.Game.Storyboards
 {
-    public class StoryboardSample : IStoryboardElement
+    public class StoryboardSampleInfo : IStoryboardElement, ISampleInfo
     {
-        public string Path { get; set; }
+        public string Path { get; }
         public bool IsDrawable => true;
 
         public double StartTime { get; }
 
-        public float Volume;
+        public int Volume { get; }
 
-        public StoryboardSample(string path, double time, float volume)
+        public IEnumerable<string> LookupNames => new[]
+        {
+            // Try first with the full name, then attempt with no path
+            Path,
+            System.IO.Path.ChangeExtension(Path, null),
+        };
+
+        public StoryboardSampleInfo(string path, double time, int volume)
         {
             Path = path;
             StartTime = time;