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osu-lazer/osu.Game/Screens/OnlinePlay/Multiplayer/Match/MultiplayerSpectateButton.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 osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Game.Graphics;
using osu.Game.Graphics.Backgrounds;
using osu.Game.Graphics.UserInterface;
using osu.Game.Online.Multiplayer;
using osuTK;
namespace osu.Game.Screens.OnlinePlay.Multiplayer.Match
{
public class MultiplayerSpectateButton : MultiplayerRoomComposite
{
public Action OnSpectateClick
{
set => button.Action = value;
}
[Resolved]
private OngoingOperationTracker ongoingOperationTracker { get; set; }
[Resolved]
private OsuColour colours { get; set; }
private IBindable<bool> operationInProgress;
private readonly ButtonWithTrianglesExposed button;
public MultiplayerSpectateButton()
{
InternalChild = button = new ButtonWithTrianglesExposed
{
RelativeSizeAxes = Axes.Both,
Size = Vector2.One,
Enabled = { Value = true },
};
}
[BackgroundDependencyLoader]
private void load()
{
operationInProgress = ongoingOperationTracker.InProgress.GetBoundCopy();
operationInProgress.BindValueChanged(_ => updateState());
}
protected override void OnRoomUpdated()
{
base.OnRoomUpdated();
updateState();
}
private void updateState()
{
switch (Client.LocalUser?.State)
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{
default:
button.Text = "Spectate";
button.BackgroundColour = colours.BlueDark;
button.Triangles.ColourDark = colours.BlueDarker;
button.Triangles.ColourLight = colours.Blue;
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break;
case MultiplayerUserState.Spectating:
button.Text = "Stop spectating";
button.BackgroundColour = colours.Gray4;
button.Triangles.ColourDark = colours.Gray5;
button.Triangles.ColourLight = colours.Gray6;
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break;
}
button.Enabled.Value = Client.Room != null
&& Client.Room.State != MultiplayerRoomState.Closed
&& !operationInProgress.Value;
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}
private class ButtonWithTrianglesExposed : TriangleButton
{
public new Triangles Triangles => base.Triangles;
}
}
}