Add and consume skinnable accuracy counter

osu.Game/Graphics/UserInterface/PercentageCounter.cs

@@ -2,7 +2,6 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System;
-using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Game.Graphics.Sprites;
 using osu.Game.Utils;
@@ -28,9 +27,6 @@ namespace osu.Game.Graphics.UserInterface
             Current.Value = DisplayedCount = 1.0f;
         }
 
-        [BackgroundDependencyLoader]
-        private void load(OsuColour colours) => Colour = colours.BlueLighter;
-
         protected override string FormatCount(double count) => count.FormatAccuracy();
 
         protected override double GetProportionalDuration(double currentValue, double newValue)

osu.Game/Screens/Play/HUD/DefaultAccuracyCounter.cs

@@ -0,0 +1,41 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Game.Graphics;
+using osu.Game.Graphics.UserInterface;
+using osuTK;
+
+namespace osu.Game.Screens.Play.HUD
+{
+    public class DefaultAccuracyCounter : PercentageCounter, IAccuracyCounter
+    {
+        private readonly Vector2 offset = new Vector2(-20, 5);
+
+        public DefaultAccuracyCounter()
+        {
+            Origin = Anchor.TopRight;
+        }
+
+        [Resolved(canBeNull: true)]
+        private HUDOverlay hud { get; set; }
+
+        [BackgroundDependencyLoader]
+        private void load(OsuColour colours)
+        {
+            Colour = colours.BlueLighter;
+        }
+
+        protected override void Update()
+        {
+            base.Update();
+
+            if (hud?.ScoreCounter.Drawable is DefaultScoreCounter score)
+            {
+                // for now align with the score counter. eventually this will be user customisable.
+                Position = Parent.ToLocalSpace(score.ScreenSpaceDrawQuad.TopLeft) + offset;
+            }
+        }
+    }
+}

osu.Game/Screens/Play/HUD/IAccuracyCounter.cs

@@ -0,0 +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 osu.Framework.Bindables;
+using osu.Framework.Graphics;
+
+namespace osu.Game.Screens.Play.HUD
+{
+    /// <summary>
+    /// An interface providing a set of methods to update a accuracy counter.
+    /// </summary>
+    public interface IAccuracyCounter : IDrawable
+    {
+        /// <summary>
+        /// The current accuracy to be displayed.
+        /// </summary>
+        Bindable<double> Current { get; }
+    }
+}

osu.Game/Screens/Play/HUD/SkinnableAccuracyCounter.cs

@@ -0,0 +1,29 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using osu.Framework.Bindables;
+using osu.Game.Skinning;
+
+namespace osu.Game.Screens.Play.HUD
+{
+    public class SkinnableAccuracyCounter : SkinnableDrawable, IAccuracyCounter
+    {
+        public Bindable<double> Current { get; } = new Bindable<double>();
+
+        public SkinnableAccuracyCounter()
+            : base(new HUDSkinComponent(HUDSkinComponents.AccuracyCounter), _ => new DefaultAccuracyCounter())
+        {
+            CentreComponent = false;
+        }
+
+        private IAccuracyCounter skinnedCounter;
+
+        protected override void SkinChanged(ISkinSource skin, bool allowFallback)
+        {
+            base.SkinChanged(skin, allowFallback);
+
+            skinnedCounter = Drawable as IAccuracyCounter;
+            skinnedCounter?.Current.BindTo(Current);
+        }
+    }
+}

osu.Game/Screens/Play/HUDOverlay.cs

@@ -10,7 +10,6 @@ using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Input.Events;
 using osu.Game.Configuration;
-using osu.Game.Graphics.UserInterface;
 using osu.Game.Overlays;
 using osu.Game.Overlays.Notifications;
 using osu.Game.Rulesets.Mods;
@@ -32,7 +31,7 @@ namespace osu.Game.Screens.Play
         public readonly KeyCounterDisplay KeyCounter;
         public readonly SkinnableComboCounter ComboCounter;
         public readonly SkinnableScoreCounter ScoreCounter;
-        public readonly RollingCounter<double> AccuracyCounter;
+        public readonly SkinnableAccuracyCounter AccuracyCounter;
         public readonly HealthDisplay HealthDisplay;
         public readonly SongProgress Progress;
         public readonly ModDisplay ModDisplay;
@@ -254,13 +253,7 @@ namespace osu.Game.Screens.Play
             return base.OnKeyDown(e);
         }
 
-        protected virtual RollingCounter<double> CreateAccuracyCounter() => new PercentageCounter
-        {
-            BypassAutoSizeAxes = Axes.X,
-            Anchor = Anchor.TopLeft,
-            Origin = Anchor.TopRight,
-            Margin = new MarginPadding { Top = 5, Right = 20 },
-        };
+        protected virtual SkinnableAccuracyCounter CreateAccuracyCounter() => new SkinnableAccuracyCounter();
 
         protected virtual SkinnableScoreCounter CreateScoreCounter() => new SkinnableScoreCounter();
 

osu.Game/Skinning/HUDSkinComponents.cs

@@ -6,6 +6,7 @@ namespace osu.Game.Skinning
     public enum HUDSkinComponents
     {
         ComboCounter,
-        ScoreCounter
+        ScoreCounter,
+        AccuracyCounter
     }
 }

osu.Game/Skinning/LegacyAccuracyCounter.cs

@@ -0,0 +1,47 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Game.Graphics.Sprites;
+using osu.Game.Graphics.UserInterface;
+using osu.Game.Screens.Play;
+using osu.Game.Screens.Play.HUD;
+using osuTK;
+
+namespace osu.Game.Skinning
+{
+    public class LegacyAccuracyCounter : PercentageCounter, IAccuracyCounter
+    {
+        private readonly ISkin skin;
+
+        public LegacyAccuracyCounter(ISkin skin)
+        {
+            Origin = Anchor.TopRight;
+            Scale = new Vector2(0.75f);
+
+            this.skin = skin;
+        }
+
+        [Resolved(canBeNull: true)]
+        private HUDOverlay hud { get; set; }
+
+        protected sealed override OsuSpriteText CreateSpriteText() =>
+            new LegacySpriteText(skin, "score" /*, true*/)
+            {
+                Anchor = Anchor.TopRight,
+                Origin = Anchor.TopRight,
+            };
+
+        protected override void Update()
+        {
+            base.Update();
+
+            if (hud?.ScoreCounter.Drawable is LegacyScoreCounter score)
+            {
+                // for now align with the score counter. eventually this will be user customisable.
+                Position = Parent.ToLocalSpace(score.ScreenSpaceDrawQuad.BottomRight);
+            }
+        }
+    }
+}

osu.Game/Skinning/LegacySkin.cs

@@ -344,6 +344,9 @@ namespace osu.Game.Skinning
 
                         case HUDSkinComponents.ScoreCounter:
                             return new LegacyScoreCounter(this);
+
+                        case HUDSkinComponents.AccuracyCounter:
+                            return new LegacyAccuracyCounter(this);
                     }
 
                     return null;