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osu-lazer/osu.Game/Skinning/LocalSkinOverrideContainer.cs

105 lines
3.6 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 System;
using osu.Framework.Allocation;
using osu.Framework.Audio.Sample;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Textures;
using osu.Game.Configuration;
namespace osu.Game.Skinning
{
/// <summary>
/// A container which overrides existing skin options with beatmap-local values.
/// </summary>
public class LocalSkinOverrideContainer : Container, ISkinSource
{
public event Action SourceChanged;
private readonly Bindable<bool> beatmapSkins = new Bindable<bool>();
private readonly Bindable<bool> beatmapHitsounds = new Bindable<bool>();
private readonly ISkinSource source;
private ISkinSource fallbackSource;
public LocalSkinOverrideContainer(ISkinSource source)
{
this.source = source;
}
public Drawable GetDrawableComponent(string componentName)
{
Drawable sourceDrawable;
if (beatmapSkins.Value && (sourceDrawable = source.GetDrawableComponent(componentName)) != null)
return sourceDrawable;
return fallbackSource?.GetDrawableComponent(componentName);
}
public Texture GetTexture(string componentName)
{
Texture sourceTexture;
if (beatmapSkins.Value && (sourceTexture = source.GetTexture(componentName)) != null)
return sourceTexture;
return fallbackSource.GetTexture(componentName);
}
public SampleChannel GetSample(string sampleName)
{
SampleChannel sourceChannel;
if (beatmapHitsounds.Value && (sourceChannel = source.GetSample(sampleName)) != null)
return sourceChannel;
return fallbackSource?.GetSample(sampleName);
}
public TValue GetValue<TConfiguration, TValue>(Func<TConfiguration, TValue> query) where TConfiguration : SkinConfiguration
{
TValue val;
if ((source as Skin)?.Configuration is TConfiguration conf)
if (beatmapSkins.Value && (val = query.Invoke(conf)) != null)
return val;
return fallbackSource == null ? default : fallbackSource.GetValue(query);
}
private void onSourceChanged() => SourceChanged?.Invoke();
protected override IReadOnlyDependencyContainer CreateChildDependencies(IReadOnlyDependencyContainer parent)
{
var dependencies = new DependencyContainer(base.CreateChildDependencies(parent));
fallbackSource = dependencies.Get<ISkinSource>();
if (fallbackSource != null)
fallbackSource.SourceChanged += onSourceChanged;
dependencies.CacheAs<ISkinSource>(this);
var config = dependencies.Get<OsuConfigManager>();
config.BindWith(OsuSetting.BeatmapSkins, beatmapSkins);
config.BindWith(OsuSetting.BeatmapHitsounds, beatmapHitsounds);
beatmapSkins.BindValueChanged(_ => onSourceChanged());
beatmapHitsounds.BindValueChanged(_ => onSourceChanged());
return dependencies;
}
protected override void Dispose(bool isDisposing)
{
// Must be done before base.Dispose()
SourceChanged = null;
base.Dispose(isDisposing);
if (fallbackSource != null)
fallbackSource.SourceChanged -= onSourceChanged;
}
}
}