osu/osu.Game/Screens/Ranking/Statistics/AverageHitError.cs
2022-06-17 16:37:17 +09:00

30 lines
1.1 KiB
C#

// 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.
#nullable disable
using System;
using System.Collections.Generic;
using osu.Game.Rulesets.Scoring;
namespace osu.Game.Screens.Ranking.Statistics
{
/// <summary>
/// Displays the unstable rate statistic for a given play.
/// </summary>
public class AverageHitError : SimpleStatisticItem<double?>
{
/// <summary>
/// Creates and computes an <see cref="AverageHitError"/> statistic.
/// </summary>
/// <param name="hitEvents">Sequence of <see cref="HitEvent"/>s to calculate the unstable rate based on.</param>
public AverageHitError(IEnumerable<HitEvent> hitEvents)
: base("Average Hit Error")
{
Value = hitEvents.CalculateAverageHitError();
}
protected override string DisplayValue(double? value) => value == null ? "(not available)" : $"{Math.Abs(value.Value):N2} ms {(value.Value < 0 ? "early" : "late")}";
}
}