From b8ab1c768253402bdfb3644808cbfde05234ef07 Mon Sep 17 00:00:00 2001
From: Naxess <30292137+Naxesss@users.noreply.github.com>
Date: Wed, 7 Apr 2021 17:19:12 +0200
Subject: [PATCH] Track path type changes for `PointsInSegment`

---
 .../Sliders/Components/PathControlPointPiece.cs     | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/Components/PathControlPointPiece.cs b/osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/Components/PathControlPointPiece.cs
index 394d2b039d..5fcf0656c5 100644
--- a/osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/Components/PathControlPointPiece.cs
+++ b/osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/Components/PathControlPointPiece.cs
@@ -50,6 +50,8 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
         [Resolved]
         private OsuColour colours { get; set; }
 
+        private readonly List<IBindable<PathType?>> pathTypes;
+
         private IBindable<int> sliderVersion;
         private IBindable<Vector2> sliderPosition;
         private IBindable<float> sliderScale;
@@ -59,8 +61,19 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components
         {
             this.slider = slider;
             ControlPoint = controlPoint;
+            pathTypes = new List<IBindable<PathType?>>();
+
             slider.Path.ControlPoints.BindCollectionChanged((_, args) =>
             {
+                pathTypes.Clear();
+
+                foreach (var point in slider.Path.ControlPoints)
+                {
+                    IBindable<PathType?> boundTypeCopy = point.Type.GetBoundCopy();
+                    pathTypes.Add(boundTypeCopy);
+                    boundTypeCopy.BindValueChanged(_ => PointsInSegment = slider.Path.PointsInSegment(controlPoint));
+                }
+
                 PointsInSegment = slider.Path.PointsInSegment(controlPoint);
             }, runOnceImmediately: true);