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337 lines
13 KiB
C#
337 lines
13 KiB
C#
// 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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#nullable disable
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using osuTK.Graphics;
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using osu.Framework.Allocation;
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using osu.Framework.Extensions.Color4Extensions;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Framework.Graphics.Cursor;
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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.Beatmaps;
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using osu.Framework.Bindables;
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using System.Collections.Generic;
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using osu.Game.Rulesets.Mods;
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using System.Linq;
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using System.Threading;
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using System.Threading.Tasks;
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using osu.Framework.Extensions;
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using osu.Framework.Localisation;
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using osu.Framework.Threading;
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using osu.Framework.Utils;
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using osu.Game.Configuration;
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using osu.Game.Resources.Localisation.Web;
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using osu.Game.Rulesets;
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using osu.Game.Overlays.Mods;
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namespace osu.Game.Screens.Select.Details
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{
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public partial class AdvancedStats : Container, IHasCustomTooltip
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{
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[Resolved]
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private BeatmapDifficultyCache difficultyCache { get; set; }
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[Resolved]
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private IBindable<IReadOnlyList<Mod>> mods { get; set; }
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[Resolved]
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private OsuGameBase game { get; set; }
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private IBindable<RulesetInfo> gameRuleset;
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protected readonly StatisticRow FirstValue, HpDrain, Accuracy, ApproachRate;
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private readonly StatisticRow starDifficulty;
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private AdjustedAttributesTooltip rateAdjustTooltip;
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public ITooltip GetCustomTooltip() => rateAdjustTooltip;
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public object TooltipContent => this;
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private IBeatmapInfo beatmapInfo;
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public IBeatmapInfo BeatmapInfo
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{
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get => beatmapInfo;
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set
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{
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if (value == beatmapInfo) return;
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beatmapInfo = value;
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updateStatistics();
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}
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}
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public AdvancedStats()
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{
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Child = new FillFlowContainer
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{
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RelativeSizeAxes = Axes.X,
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AutoSizeAxes = Axes.Y,
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Children = new[]
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{
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FirstValue = new StatisticRow(), // circle size/key amount
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HpDrain = new StatisticRow { Title = BeatmapsetsStrings.ShowStatsDrain },
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Accuracy = new StatisticRow { Title = BeatmapsetsStrings.ShowStatsAccuracy },
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ApproachRate = new StatisticRow { Title = BeatmapsetsStrings.ShowStatsAr },
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starDifficulty = new StatisticRow(10, true) { Title = BeatmapsetsStrings.ShowStatsStars },
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},
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};
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}
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[BackgroundDependencyLoader]
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private void load(OsuColour colours)
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{
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starDifficulty.AccentColour = colours.Yellow;
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rateAdjustTooltip = new AdjustedAttributesTooltip();
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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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// the cached ruleset bindable might be a decoupled bindable provided by SongSelect,
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// which we can't rely on in combination with the game-wide selected mods list,
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// since mods could be updated to the new ruleset instances while the decoupled bindable is held behind,
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// therefore resulting in performing difficulty calculation with invalid states.
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gameRuleset = game.Ruleset.GetBoundCopy();
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gameRuleset.BindValueChanged(_ => updateStatistics());
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mods.BindValueChanged(modsChanged, true);
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rateAdjustTooltip.AddAttribute("AR");
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rateAdjustTooltip.AddAttribute("OD");
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}
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private ModSettingChangeTracker modSettingChangeTracker;
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private ScheduledDelegate debouncedStatisticsUpdate;
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private void modsChanged(ValueChangedEvent<IReadOnlyList<Mod>> mods)
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{
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modSettingChangeTracker?.Dispose();
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modSettingChangeTracker = new ModSettingChangeTracker(mods.NewValue);
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modSettingChangeTracker.SettingChanged += _ =>
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{
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debouncedStatisticsUpdate?.Cancel();
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debouncedStatisticsUpdate = Scheduler.AddDelayed(updateStatistics, 100);
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};
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updateStatistics();
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}
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private void updateStatistics()
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{
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IBeatmapDifficultyInfo baseDifficulty = BeatmapInfo?.Difficulty;
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BeatmapDifficulty adjustedDifficulty = null;
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if (baseDifficulty != null &&
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(mods.Value.Any(m => m is IApplicableToDifficulty) || mods.Value.Any(m => m is IApplicableToRate)))
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{
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BeatmapDifficulty originalDifficulty = new BeatmapDifficulty(baseDifficulty);
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foreach (var mod in mods.Value.OfType<IApplicableToDifficulty>())
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mod.ApplyToDifficulty(originalDifficulty);
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adjustedDifficulty = originalDifficulty;
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if (gameRuleset != null)
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{
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Ruleset ruleset = gameRuleset.Value.CreateInstance();
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double rate = 1;
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foreach (var mod in mods.Value.OfType<IApplicableToRate>())
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rate = mod.ApplyToRate(0, rate);
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adjustedDifficulty = ruleset.GetRateAdjustedDisplayDifficulty(originalDifficulty, rate);
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rateAdjustTooltip.UpdateAttribute("AR", originalDifficulty.ApproachRate, adjustedDifficulty.ApproachRate);
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rateAdjustTooltip.UpdateAttribute("OD", originalDifficulty.OverallDifficulty, adjustedDifficulty.OverallDifficulty);
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}
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}
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IRulesetInfo ruleset = gameRuleset?.Value ?? beatmapInfo.Ruleset;
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switch (ruleset.OnlineID)
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{
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case 3:
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// Account for mania differences locally for now.
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// Eventually this should be handled in a more modular way, allowing rulesets to return arbitrary difficulty attributes.
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ILegacyRuleset legacyRuleset = (ILegacyRuleset)ruleset.CreateInstance();
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// For the time being, the key count is static no matter what, because:
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// a) The method doesn't have knowledge of the active keymods. Doing so may require considerations for filtering.
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// b) Using the difficulty adjustment mod to adjust OD doesn't have an effect on conversion.
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int keyCount = baseDifficulty == null ? 0 : legacyRuleset.GetKeyCount(BeatmapInfo);
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FirstValue.Title = BeatmapsetsStrings.ShowStatsCsMania;
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FirstValue.Value = (keyCount, keyCount);
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break;
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default:
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FirstValue.Title = BeatmapsetsStrings.ShowStatsCs;
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FirstValue.Value = (baseDifficulty?.CircleSize ?? 0, adjustedDifficulty?.CircleSize);
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break;
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}
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HpDrain.Value = (baseDifficulty?.DrainRate ?? 0, adjustedDifficulty?.DrainRate);
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Accuracy.Value = (baseDifficulty?.OverallDifficulty ?? 0, adjustedDifficulty?.OverallDifficulty);
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ApproachRate.Value = (baseDifficulty?.ApproachRate ?? 0, adjustedDifficulty?.ApproachRate);
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updateStarDifficulty();
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}
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private CancellationTokenSource starDifficultyCancellationSource;
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/// <summary>
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/// Updates the displayed star difficulty statistics with the values provided by the currently-selected beatmap, ruleset, and selected mods.
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/// </summary>
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/// <remarks>
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/// This is scheduled to avoid scenarios wherein a ruleset changes first before selected mods do,
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/// potentially resulting in failure during difficulty calculation due to incomplete bindable state updates.
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/// </remarks>
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private void updateStarDifficulty() => Scheduler.AddOnce(() =>
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{
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starDifficultyCancellationSource?.Cancel();
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if (BeatmapInfo == null)
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return;
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starDifficultyCancellationSource = new CancellationTokenSource();
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var normalStarDifficultyTask = difficultyCache.GetDifficultyAsync(BeatmapInfo, gameRuleset.Value, null, starDifficultyCancellationSource.Token);
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var moddedStarDifficultyTask = difficultyCache.GetDifficultyAsync(BeatmapInfo, gameRuleset.Value, mods.Value, starDifficultyCancellationSource.Token);
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Task.WhenAll(normalStarDifficultyTask, moddedStarDifficultyTask).ContinueWith(_ => Schedule(() =>
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{
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var normalDifficulty = normalStarDifficultyTask.GetResultSafely();
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var moddedDifficulty = moddedStarDifficultyTask.GetResultSafely();
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if (normalDifficulty == null || moddedDifficulty == null)
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return;
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starDifficulty.Value = ((float)normalDifficulty.Value.Stars, (float)moddedDifficulty.Value.Stars);
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}), starDifficultyCancellationSource.Token, TaskContinuationOptions.OnlyOnRanToCompletion, TaskScheduler.Current);
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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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modSettingChangeTracker?.Dispose();
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starDifficultyCancellationSource?.Cancel();
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}
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public partial class StatisticRow : Container, IHasAccentColour
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{
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private const float value_width = 25;
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private const float name_width = 70;
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private readonly float maxValue;
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private readonly bool forceDecimalPlaces;
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private readonly OsuSpriteText name, valueText;
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private readonly Bar bar;
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public readonly Bar ModBar;
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[Resolved]
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private OsuColour colours { get; set; }
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public LocalisableString Title
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{
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get => name.Text;
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set => name.Text = value;
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}
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private (float baseValue, float? adjustedValue)? value;
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public (float baseValue, float? adjustedValue) Value
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{
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get => value ?? (0, null);
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set
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{
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if (value == this.value)
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return;
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this.value = value;
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bar.Length = value.baseValue / maxValue;
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valueText.Text = (value.adjustedValue ?? value.baseValue).ToString(forceDecimalPlaces ? "0.00" : "0.##");
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ModBar.Length = (value.adjustedValue ?? 0) / maxValue;
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if (Precision.AlmostEquals(value.baseValue, value.adjustedValue ?? value.baseValue, 0.05f))
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ModBar.AccentColour = valueText.Colour = Color4.White;
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else if (value.adjustedValue > value.baseValue)
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ModBar.AccentColour = valueText.Colour = colours.Red;
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else if (value.adjustedValue < value.baseValue)
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ModBar.AccentColour = valueText.Colour = colours.BlueDark;
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}
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}
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public Color4 AccentColour
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{
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get => bar.AccentColour;
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set => bar.AccentColour = value;
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}
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public StatisticRow(float maxValue = 10, bool forceDecimalPlaces = false)
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{
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this.maxValue = maxValue;
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this.forceDecimalPlaces = forceDecimalPlaces;
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RelativeSizeAxes = Axes.X;
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AutoSizeAxes = Axes.Y;
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Padding = new MarginPadding { Vertical = 2.5f };
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Children = new Drawable[]
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{
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new Container
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{
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Width = name_width,
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AutoSizeAxes = Axes.Y,
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// osu-web uses 1.25 line-height, which at 12px font size makes the element 14px tall - this compentates that difference
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Padding = new MarginPadding { Vertical = 1 },
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Child = name = new OsuSpriteText
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{
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Font = OsuFont.GetFont(size: 12)
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},
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},
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bar = new Bar
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{
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Origin = Anchor.CentreLeft,
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Anchor = Anchor.CentreLeft,
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RelativeSizeAxes = Axes.X,
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Height = 5,
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BackgroundColour = Color4.White.Opacity(0.5f),
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Padding = new MarginPadding { Left = name_width + 10, Right = value_width + 10 },
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},
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ModBar = new Bar
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{
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Origin = Anchor.CentreLeft,
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Anchor = Anchor.CentreLeft,
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RelativeSizeAxes = Axes.X,
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Alpha = 0.5f,
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Height = 5,
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Padding = new MarginPadding { Left = name_width + 10, Right = value_width + 10 },
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},
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new Container
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{
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Anchor = Anchor.TopRight,
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Origin = Anchor.TopRight,
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Width = value_width,
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RelativeSizeAxes = Axes.Y,
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Child = valueText = new OsuSpriteText
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{
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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Font = OsuFont.GetFont(size: 12)
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},
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},
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};
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}
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}
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}
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}
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