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

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#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 AsyncBeginDragTrigger : AsyncTriggerBase
{
AsyncTriggerPromise<PointerEventData> onBeginDrag;
AsyncTriggerPromiseDictionary<PointerEventData> onBeginDrags;
protected override IEnumerable<ICancelablePromise> GetPromises()
{
return Concat(onBeginDrag, onBeginDrags);
}
void OnBeginDrag(PointerEventData eventData)
{
TrySetResult(onBeginDrag, onBeginDrags, eventData);
}
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public UniTask<PointerEventData> OnBeginDragAsync(CancellationToken cancellationToken = default(CancellationToken))
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{
return GetOrAddPromise(ref onBeginDrag, ref onBeginDrags, cancellationToken);
}
}
}
#endif