From 34087a0f1a303d90bf443fd2d4b71e07049ee450 Mon Sep 17 00:00:00 2001
From: OliBomby <olivierschipper@gmail.com>
Date: Thu, 19 Sep 2024 16:20:26 +0200
Subject: [PATCH] Reduce sample point pieces to pink dot if zoomed out

---
 .../Timeline/HitObjectPointPiece.cs           |  4 ++-
 .../Components/Timeline/SamplePointPiece.cs   | 30 +++++++++++++++++++
 2 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/osu.Game/Screens/Edit/Compose/Components/Timeline/HitObjectPointPiece.cs b/osu.Game/Screens/Edit/Compose/Components/Timeline/HitObjectPointPiece.cs
index 4b357d3a62..76323ac08c 100644
--- a/osu.Game/Screens/Edit/Compose/Components/Timeline/HitObjectPointPiece.cs
+++ b/osu.Game/Screens/Edit/Compose/Components/Timeline/HitObjectPointPiece.cs
@@ -17,6 +17,8 @@ namespace osu.Game.Screens.Edit.Compose.Components.Timeline
     {
         protected OsuSpriteText Label { get; private set; }
 
+        protected Container LabelContainer { get; private set; }
+
         [BackgroundDependencyLoader]
         private void load(OsuColour colours)
         {
@@ -26,7 +28,7 @@ namespace osu.Game.Screens.Edit.Compose.Components.Timeline
 
             InternalChildren = new Drawable[]
             {
-                new Container
+                LabelContainer = new Container
                 {
                     AutoSizeAxes = Axes.X,
                     Height = 16,
diff --git a/osu.Game/Screens/Edit/Compose/Components/Timeline/SamplePointPiece.cs b/osu.Game/Screens/Edit/Compose/Components/Timeline/SamplePointPiece.cs
index 3843d56d06..1638700735 100644
--- a/osu.Game/Screens/Edit/Compose/Components/Timeline/SamplePointPiece.cs
+++ b/osu.Game/Screens/Edit/Compose/Components/Timeline/SamplePointPiece.cs
@@ -41,6 +41,9 @@ namespace osu.Game.Screens.Edit.Compose.Components.Timeline
         [Resolved]
         private Editor? editor { get; set; }
 
+        [Resolved]
+        private Timeline? timeline { get; set; }
+
         private Bindable<bool> samplesVisible = null!;
 
         public SamplePointPiece(HitObject hitObject)
@@ -59,6 +62,8 @@ namespace osu.Game.Screens.Edit.Compose.Components.Timeline
         private void load(OsuConfigManager config)
         {
             HitObject.DefaultsApplied += _ => updateText();
+            Label.AllowMultiline = false;
+            LabelContainer.AutoSizeAxes = Axes.None;
             updateText();
 
             if (editor != null)
@@ -75,6 +80,30 @@ namespace osu.Game.Screens.Edit.Compose.Components.Timeline
             this.FadeTo(samplesVisible.Value ? 1 : 0);
         }
 
+        private float lastZoom;
+        private const float zoom_threshold = 40f;
+
+        protected override void Update()
+        {
+            base.Update();
+
+            // Retract visual state if the timeline is zoomed out too far.
+            if (timeline is null || timeline.Zoom == lastZoom) return;
+
+            lastZoom = timeline.Zoom;
+
+            if (timeline.Zoom < zoom_threshold)
+            {
+                Label.FadeOut(200, Easing.OutQuint);
+                LabelContainer.ResizeWidthTo(16, 200, Easing.OutQuint);
+            }
+            else
+            {
+                Label.FadeIn(200, Easing.OutQuint);
+                LabelContainer.ResizeWidthTo(Label.Width, 200, Easing.OutQuint);
+            }
+        }
+
         protected override void Dispose(bool isDisposing)
         {
             base.Dispose(isDisposing);
@@ -100,6 +129,7 @@ namespace osu.Game.Screens.Edit.Compose.Components.Timeline
         private void updateText()
         {
             Label.Text = $"{abbreviateBank(GetBankValue(GetSamples()))} {GetVolumeValue(GetSamples())}";
+            LabelContainer.ResizeWidthTo(Label.Width, 200, Easing.OutQuint);
         }
 
         private static string? abbreviateBank(string? bank)