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osu-lazer/osu.Game/Screens/OnlinePlay/Multiplayer/Spectate/MultiSpectatorLeaderboard.cs

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// 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.
using System;
using JetBrains.Annotations;
using osu.Framework.Timing;
using osu.Game.Rulesets.Scoring;
using osu.Game.Screens.Play.HUD;
namespace osu.Game.Screens.OnlinePlay.Multiplayer.Spectate
{
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public class MultiSpectatorLeaderboard : MultiplayerGameplayLeaderboard
{
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public MultiSpectatorLeaderboard([NotNull] ScoreProcessor scoreProcessor, int[] userIds)
: base(scoreProcessor, userIds)
{
}
public void AddClock(int userId, IClock clock)
{
if (!UserScores.TryGetValue(userId, out var data))
return;
((SpectatingTrackedUserData)data).Clock = clock;
}
public void RemoveClock(int userId)
{
if (!UserScores.TryGetValue(userId, out var data))
return;
((SpectatingTrackedUserData)data).Clock = null;
}
protected override TrackedUserData CreateUserData(int userId, ScoreProcessor scoreProcessor) => new SpectatingTrackedUserData(userId, scoreProcessor);
protected override void Update()
{
base.Update();
foreach (var (_, data) in UserScores)
data.UpdateScore();
}
private class SpectatingTrackedUserData : TrackedUserData
{
[CanBeNull]
public IClock Clock;
public SpectatingTrackedUserData(int userId, ScoreProcessor scoreProcessor)
: base(userId, scoreProcessor)
{
}
public override void UpdateScore()
{
if (Frames.Count == 0)
return;
if (Clock == null)
return;
int frameIndex = Frames.BinarySearch(new TimedFrame(Clock.CurrentTime));
if (frameIndex < 0)
frameIndex = ~frameIndex;
frameIndex = Math.Clamp(frameIndex - 1, 0, Frames.Count - 1);
SetFrame(Frames[frameIndex]);
}
}
}
}