osu/osu.Game/Screens/Play/DimmableStoryboard.cs

76 lines
2.4 KiB
C#

// 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 osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics.Containers;
using osu.Game.Graphics.Containers;
using osu.Game.Storyboards;
using osu.Game.Storyboards.Drawables;
namespace osu.Game.Screens.Play
{
/// <summary>
/// A container that handles <see cref="Storyboard"/> loading, as well as applies user-specified visual settings to it.
/// </summary>
public class DimmableStoryboard : UserDimContainer
{
public Container OverlayLayerContainer { get; private set; }
private readonly Storyboard storyboard;
private DrawableStoryboard drawableStoryboard;
/// <summary>
/// Whether the storyboard is considered finished.
/// </summary>
/// <remarks>
/// This is true by default in here, until an actual drawable storyboard is loaded, in which case it'll bind to it.
/// </remarks>
public IBindable<bool> HasStoryboardEnded = new BindableBool(true);
public DimmableStoryboard(Storyboard storyboard)
{
this.storyboard = storyboard;
}
[BackgroundDependencyLoader]
private void load()
{
Add(OverlayLayerContainer = new Container());
initializeStoryboard(false);
}
protected override void LoadComplete()
{
ShowStoryboard.BindValueChanged(_ => initializeStoryboard(true), true);
base.LoadComplete();
}
protected override bool ShowDimContent => IgnoreUserSettings.Value || (ShowStoryboard.Value && DimLevel < 1);
private void initializeStoryboard(bool async)
{
if (drawableStoryboard != null)
return;
if (!ShowStoryboard.Value && !IgnoreUserSettings.Value)
return;
drawableStoryboard = storyboard.CreateDrawable();
HasStoryboardEnded.BindTo(drawableStoryboard.HasStoryboardEnded);
if (async)
LoadComponentAsync(drawableStoryboard, onStoryboardCreated);
else
onStoryboardCreated(drawableStoryboard);
}
private void onStoryboardCreated(DrawableStoryboard storyboard)
{
Add(storyboard);
OverlayLayerContainer.Add(storyboard.OverlayLayer.CreateProxy());
}
}
}