// Copyright (c) ppy Pty Ltd . Licensed under the MIT Licence. // See the LICENCE file in the repository root for full licence text. using System; using System.Diagnostics; 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 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() { var localUser = Client.LocalUser; if (localUser == null) return; Debug.Assert(Room != null); switch (localUser.State) { default: button.Text = "Spectate"; button.BackgroundColour = colours.Blue; button.Triangles.ColourDark = colours.Blue; button.Triangles.ColourLight = colours.BlueLight; break; case MultiplayerUserState.Spectating: button.Text = "Stop spectating"; button.BackgroundColour = colours.Red; button.Triangles.ColourDark = colours.Red; button.Triangles.ColourLight = colours.RedLight; break; } button.Enabled.Value = Client.Room?.State == MultiplayerRoomState.Open && !operationInProgress.Value; } private class ButtonWithTrianglesExposed : TriangleButton { public new Triangles Triangles => base.Triangles; } } }