osu/osu.Game/Tests/Visual/DependencyProvidingContaine...

35 lines
1.3 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.Graphics.Containers;
namespace osu.Game.Tests.Visual
{
/// <summary>
/// A <see cref="Container"/> which providing ad-hoc dependencies to the child drawables.
/// </summary>
/// <remarks>
/// The <see cref="CachedDependencies"/> must be set while this <see cref="DependencyProvidingContainer"/> is not loaded.
/// </remarks>
public class DependencyProvidingContainer : Container
{
/// <summary>
/// The dependencies provided to the children.
/// </summary>
// TODO: should be an init-only property when C# 9
public (Type, object)[] CachedDependencies { get; set; } = Array.Empty<(Type, object)>();
protected override IReadOnlyDependencyContainer CreateChildDependencies(IReadOnlyDependencyContainer parent)
{
var dependencyContainer = new DependencyContainer(base.CreateChildDependencies(parent));
foreach (var (type, value) in CachedDependencies)
dependencyContainer.CacheAs(type, value);
return dependencyContainer;
}
}
}