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

42 lines
1.0 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 AsyncScrollTrigger : AsyncTriggerBase
{
AsyncTriggerPromise<PointerEventData> onScroll;
AsyncTriggerPromiseDictionary<PointerEventData> onScrolls;
protected override IEnumerable<ICancelablePromise> GetPromises()
{
return Concat(onScroll, onScrolls);
}
void OnScroll(PointerEventData eventData)
{
TrySetResult(onScroll, onScrolls, eventData);
}
public UniTask<PointerEventData> OnScrollAsync(CancellationToken cancellationToken = default(CancellationToken))
{
return GetOrAddPromise(ref onScroll, ref onScrolls, cancellationToken);
}
}
}
#endif