From 7c3a626f4b2a1706cfc46295770b8673b374aee4 Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Fri, 10 Nov 2023 15:06:07 +0900
Subject: [PATCH] Add basic animation for combo counter

---
 osu.Game/Screens/Play/HUD/ArgonComboCounter.cs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/osu.Game/Screens/Play/HUD/ArgonComboCounter.cs b/osu.Game/Screens/Play/HUD/ArgonComboCounter.cs
index 6a7d5ff665..36194d787b 100644
--- a/osu.Game/Screens/Play/HUD/ArgonComboCounter.cs
+++ b/osu.Game/Screens/Play/HUD/ArgonComboCounter.cs
@@ -8,11 +8,15 @@ using osu.Framework.Graphics.Sprites;
 using osu.Framework.Localisation;
 using osu.Game.Configuration;
 using osu.Game.Rulesets.Scoring;
+using osuTK;
 
 namespace osu.Game.Screens.Play.HUD
 {
     public partial class ArgonComboCounter : ComboCounter
     {
+        protected override double RollingDuration => 500;
+        protected override Easing RollingEasing => Easing.OutQuint;
+
         [SettingSource("Wireframe opacity", "Controls the opacity of the wire frames behind the digits.")]
         public BindableFloat WireframeOpacity { get; } = new BindableFloat(0.4f)
         {
@@ -25,6 +29,12 @@ namespace osu.Game.Screens.Play.HUD
         private void load(ScoreProcessor scoreProcessor)
         {
             Current.BindTo(scoreProcessor.Combo);
+            Current.BindValueChanged(combo =>
+            {
+                bool wasIncrease = combo.NewValue > combo.OldValue;
+                DrawableCount.ScaleTo(new Vector2(1, wasIncrease ? 1.2f : 0.8f))
+                             .ScaleTo(Vector2.One, 600, Easing.OutQuint);
+            });
         }
 
         protected override LocalisableString FormatCount(int count) => $@"{count}x";