diff --git a/osu.Game/Rulesets/Objects/SliderPath.cs b/osu.Game/Rulesets/Objects/SliderPath.cs index bbeb03992e..6ad5d2f1c3 100644 --- a/osu.Game/Rulesets/Objects/SliderPath.cs +++ b/osu.Game/Rulesets/Objects/SliderPath.cs @@ -16,6 +16,13 @@ namespace osu.Game.Rulesets.Objects { public class SliderPath { + /// + /// The current version of this . Updated when any change to the path occurs. + /// + public IBindable Version => version; + + private readonly Bindable version = new Bindable(); + /// /// The user-set distance of the path. If non-null, will match this value, /// and the path will be shortened/lengthened to match this length. @@ -39,25 +46,23 @@ namespace osu.Game.Rulesets.Objects /// public SliderPath() { - ExpectedDistance.ValueChanged += _ => pathCache.Invalidate(); + ExpectedDistance.ValueChanged += _ => invalidate(); ControlPoints.ItemsAdded += items => { foreach (var c in items) - c.Changed += onControlPointChanged; + c.Changed += invalidate; - onControlPointChanged(); + invalidate(); }; ControlPoints.ItemsRemoved += items => { foreach (var c in items) - c.Changed -= onControlPointChanged; + c.Changed -= invalidate; - onControlPointChanged(); + invalidate(); }; - - void onControlPointChanged() => pathCache.Invalidate(); } /// @@ -141,6 +146,12 @@ namespace osu.Game.Rulesets.Objects return interpolateVertices(indexOfDistance(d), d); } + private void invalidate() + { + pathCache.Invalidate(); + version.Value++; + } + private void ensureValid() { if (pathCache.IsValid)