BITFALL/Assets/BITKit/Core/DesignPatterns/DoubleBuffer.cs

44 lines
856 B
C#

using System;
using System.Collections.Generic;
namespace BITKit
{
/// <summary>
/// 双缓冲区
/// </summary>
/// <typeparam name="T"></typeparam>
public interface IDoubleBuffer<T>
{
T Current { get; }
void Release(T newValue);
event Action<T> OnRelease;
bool TryGetRelease(out T result);
}
/// <summary>
/// <see cref="IDoubleBuffer{T}"/>
/// </summary>
/// <typeparam name="T"></typeparam>
public class DoubleBuffer<T> : IDoubleBuffer<T>
{
public T Current
{
get;
// ReSharper disable once MemberCanBePrivate.Global
protected set;
}
public void Release(T newValue)
{
Current = newValue;
OnRelease?.Invoke(newValue);
}
public event Action<T> OnRelease;
private readonly Queue<T> _releases = new();
public bool TryGetRelease(out T result)
{
return _releases.TryDequeue(out result);
}
}
}