Files
YooAssetScene/Assets/YooAsset/Runtime/AssetSystem/Operations/AssetOperationHandle.cs
T
2022-03-22 20:47:22 +08:00

88 lines
1.7 KiB
C#

using UnityEngine;
namespace YooAsset
{
public class AssetOperationHandle : OperationHandleBase
{
private System.Action<AssetOperationHandle> _callback;
internal AssetOperationHandle(ProviderBase provider) : base(provider)
{
}
internal override void InvokeCallback()
{
if (IsValid)
{
_callback?.Invoke(this);
}
}
/// <summary>
/// 完成委托
/// </summary>
public event System.Action<AssetOperationHandle> Completed
{
add
{
if (IsValid == false)
throw new System.Exception($"{nameof(AssetOperationHandle)} is invalid");
if (_provider.IsDone)
value.Invoke(this);
else
_callback += value;
}
remove
{
if (IsValid == false)
throw new System.Exception($"{nameof(AssetOperationHandle)} is invalid");
_callback -= value;
}
}
/// <summary>
/// 资源对象
/// </summary>
public UnityEngine.Object AssetObject
{
get
{
if (IsValid == false)
return null;
return _provider.AssetObject;
}
}
/// <summary>
/// 初始化的游戏对象(只限于请求的资源对象类型为GameObject)
/// </summary>
public GameObject InstantiateObject
{
get
{
if (IsValid == false)
return null;
if (_provider.AssetObject == null)
return null;
return UnityEngine.Object.Instantiate(_provider.AssetObject as GameObject);
}
}
/// <summary>
/// 等待异步执行完毕
/// </summary>
public void WaitForAsyncComplete()
{
if (IsValid == false)
return;
_provider.WaitForAsyncComplete();
}
/// <summary>
/// 释放资源句柄
/// </summary>
public void Release()
{
this.ReleaseInternal();
}
}
}