From dc56be0a1d946d08acede69fc6619dcc47298e3c Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Sat, 11 Apr 2020 14:20:09 +0900
Subject: [PATCH] Add support for skinned hits

---
 .../TestSceneDrawableHit.cs                   |  2 +
 osu.Game.Rulesets.Taiko/Skinning/LegacyHit.cs | 62 +++++++++++++++++++
 .../Skinning/TaikoLegacySkinTransformer.cs    |  8 +++
 3 files changed, 72 insertions(+)
 create mode 100644 osu.Game.Rulesets.Taiko/Skinning/LegacyHit.cs

diff --git a/osu.Game.Rulesets.Taiko.Tests/TestSceneDrawableHit.cs b/osu.Game.Rulesets.Taiko.Tests/TestSceneDrawableHit.cs
index b927f0294b..f2198031db 100644
--- a/osu.Game.Rulesets.Taiko.Tests/TestSceneDrawableHit.cs
+++ b/osu.Game.Rulesets.Taiko.Tests/TestSceneDrawableHit.cs
@@ -11,6 +11,7 @@ using osu.Game.Beatmaps;
 using osu.Game.Beatmaps.ControlPoints;
 using osu.Game.Rulesets.Taiko.Objects;
 using osu.Game.Rulesets.Taiko.Objects.Drawables;
+using osu.Game.Rulesets.Taiko.Skinning;
 
 namespace osu.Game.Rulesets.Taiko.Tests
 {
@@ -22,6 +23,7 @@ namespace osu.Game.Rulesets.Taiko.Tests
             typeof(DrawableHit),
             typeof(DrawableCentreHit),
             typeof(DrawableRimHit),
+            typeof(LegacyHit),
         }).ToList();
 
         [BackgroundDependencyLoader]
diff --git a/osu.Game.Rulesets.Taiko/Skinning/LegacyHit.cs b/osu.Game.Rulesets.Taiko/Skinning/LegacyHit.cs
new file mode 100644
index 0000000000..bb76eac865
--- /dev/null
+++ b/osu.Game.Rulesets.Taiko/Skinning/LegacyHit.cs
@@ -0,0 +1,62 @@
+// 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.Framework.Graphics.Animations;
+using osu.Framework.Graphics.Containers;
+using osu.Game.Graphics;
+using osu.Game.Skinning;
+using osuTK.Graphics;
+
+namespace osu.Game.Rulesets.Taiko.Skinning
+{
+    public class LegacyHit : CompositeDrawable, IHasAccentColour
+    {
+        private readonly TaikoSkinComponents component;
+
+        private Drawable backgroundLayer;
+
+        public LegacyHit(TaikoSkinComponents component)
+        {
+            this.component = component;
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(ISkinSource skin)
+        {
+            InternalChildren = new Drawable[]
+            {
+                backgroundLayer = skin.GetAnimation("taikohitcircle", true, false),
+                skin.GetAnimation("taikohitcircleoverlay", true, false),
+            };
+
+            // animations in taiko skins are used in a custom way (>150 combo and animating in time with beat).
+            // for now just stop at first frame for sanity.
+            foreach (var c in InternalChildren)
+            {
+                (c as IFramedAnimation)?.Stop();
+                c.Anchor = Anchor.Centre;
+                c.Origin = Anchor.Centre;
+            }
+
+            AccentColour = component == TaikoSkinComponents.CentreHit
+                ? new Color4(235, 69, 44, 255)
+                : new Color4(67, 142, 172, 255);
+        }
+
+        private Color4 accentColour;
+
+        public Color4 AccentColour
+        {
+            get => accentColour;
+            set
+            {
+                if (value == accentColour)
+                    return;
+
+                backgroundLayer.Colour = accentColour = value;
+            }
+        }
+    }
+}
diff --git a/osu.Game.Rulesets.Taiko/Skinning/TaikoLegacySkinTransformer.cs b/osu.Game.Rulesets.Taiko/Skinning/TaikoLegacySkinTransformer.cs
index 78eec94590..9cd625c35f 100644
--- a/osu.Game.Rulesets.Taiko/Skinning/TaikoLegacySkinTransformer.cs
+++ b/osu.Game.Rulesets.Taiko/Skinning/TaikoLegacySkinTransformer.cs
@@ -32,6 +32,14 @@ namespace osu.Game.Rulesets.Taiko.Skinning
                         return new LegacyInputDrum();
 
                     return null;
+
+                case TaikoSkinComponents.CentreHit:
+                case TaikoSkinComponents.RimHit:
+
+                    if (GetTexture("taikohitcircle") != null)
+                        return new LegacyHit(taikoComponent.Component);
+
+                    return null;
             }
 
             return source.GetDrawableComponent(component);