UniTask/Assets/UniRx.Async/Triggers/AsyncVisibleTrigger.cs

56 lines
1.6 KiB
C#

#if CSHARP_7_OR_LATER || (UNITY_2018_3_OR_NEWER && (NET_STANDARD_2_0 || NET_4_6))
#pragma warning disable CS1591 // Missing XML comment for publicly visible type or member
using System.Collections.Generic;
using System.Threading;
using UnityEngine;
using UnityEngine.EventSystems;
namespace UniRx.Async.Triggers
{
[DisallowMultipleComponent]
public class AsyncVisibleTrigger : AsyncTriggerBase
{
AsyncTriggerPromise<AsyncUnit> onBecameInvisible;
AsyncTriggerPromiseDictionary<AsyncUnit> onBecameInvisibles;
AsyncTriggerPromise<AsyncUnit> onBecameVisible;
AsyncTriggerPromiseDictionary<AsyncUnit> onBecameVisibles;
protected override IEnumerable<ICancelablePromise> GetPromises()
{
return Concat(onBecameInvisible, onBecameInvisibles, onBecameVisible, onBecameVisibles);
}
void OnBecameInvisible()
{
TrySetResult(onBecameInvisible, onBecameInvisibles, AsyncUnit.Default);
}
public UniTask OnBecameInvisibleAsync(CancellationToken cancellationToken = default(CancellationToken))
{
return GetOrAddPromise(ref onBecameInvisible, ref onBecameInvisibles, cancellationToken);
}
void OnBecameVisible()
{
TrySetResult(onBecameVisible, onBecameVisibles, AsyncUnit.Default);
}
public UniTask OnBecameVisibleAsync(CancellationToken cancellationToken = default(CancellationToken))
{
return GetOrAddPromise(ref onBecameVisible, ref onBecameVisibles, cancellationToken);
}
}
}
#endif