2021-11-04 04:22:44 +00:00
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// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System.Threading;
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using JetBrains.Annotations;
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using osu.Framework.Allocation;
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using osu.Framework.Extensions.LocalisationExtensions;
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using osu.Framework.Graphics;
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using osu.Framework.Localisation;
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using osu.Game.Beatmaps;
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using osu.Game.Graphics;
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using osu.Game.Graphics.Sprites;
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using osu.Game.Graphics.UserInterface;
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using osu.Game.Rulesets.Judgements;
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using osu.Game.Rulesets.Scoring;
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using osu.Game.Screens.Ranking.Statistics;
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using osu.Game.Skinning;
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namespace osu.Game.Screens.Play.HUD
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{
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public class UnstableRateCounter : RollingCounter<double>, ISkinnableDrawable
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{
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public bool UsesFixedAnchor { get; set; }
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protected override bool IsRollingProportional => true;
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protected override double RollingDuration => 750;
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private const float alpha_when_invalid = 0.3f;
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[CanBeNull]
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[Resolved(CanBeNull = true)]
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private ScoreProcessor scoreProcessor { get; set; }
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[Resolved(CanBeNull = true)]
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[CanBeNull]
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private GameplayState gameplayState { get; set; }
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private readonly CancellationTokenSource loadCancellationSource = new CancellationTokenSource();
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public UnstableRateCounter()
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{
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Current.Value = DisplayedCount = 0.0;
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}
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[BackgroundDependencyLoader]
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private void load(OsuColour colours, BeatmapDifficultyCache difficultyCache)
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{
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Colour = colours.BlueLighter;
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}
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protected override void LoadComplete()
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{
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base.LoadComplete();
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if (scoreProcessor != null)
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{
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scoreProcessor.NewJudgement += onJudgementChanged;
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scoreProcessor.JudgementReverted += onJudgementChanged;
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}
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}
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private bool isValid;
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protected bool IsValid
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{
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set
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{
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if (value == isValid)
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return;
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isValid = value;
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DrawableCount.FadeTo(isValid ? 1 : alpha_when_invalid, 1000, Easing.OutQuint);
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}
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}
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private void onJudgementChanged(JudgementResult judgement)
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{
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if (gameplayState == null)
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{
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isValid = false;
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return;
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}
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double ur = new UnstableRate(gameplayState.Score.ScoreInfo.HitEvents).Value;
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if (double.IsNaN(ur)) // Error handling: If the user misses the first few notes, the UR is NaN.
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{
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isValid = false;
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return;
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}
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Current.Value = ur;
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IsValid = true;
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}
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protected override LocalisableString FormatCount(double count)
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{
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return count.ToLocalisableString("0.00 UR");
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}
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protected override OsuSpriteText CreateSpriteText()
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2021-11-04 15:47:52 +00:00
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=> base.CreateSpriteText().With(s =>
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{
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2021-11-04 04:22:44 +00:00
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s.Font = s.Font.With(size: 12f, fixedWidth: true);
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s.Alpha = alpha_when_invalid;
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});
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protected override void Dispose(bool isDisposing)
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{
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base.Dispose(isDisposing);
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if (scoreProcessor != null)
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scoreProcessor.NewJudgement -= onJudgementChanged;
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loadCancellationSource?.Cancel();
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}
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}
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}
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