// Decompiled with JetBrains decompiler

// Type: UnityEngine.UI.ObjectPool`1

// Assembly: UnityEngine.UI, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null

// MVID: 2216A18B-AF52-44A5-85A0-A1CAA19C1090

// Assembly location: C:\Users\Blake\sandbox\unity\test-project\Library\UnityAssemblies\UnityEngine.UI.dll

using System.Collections.Generic;

using UnityEngine.Events;

namespace UnityEngine.UI

{

internal class ObjectPool<T> where T : new()

{

private readonly Stack<T> m_Stack = new Stack<T>();

private readonly UnityAction<T> m_ActionOnGet;

private readonly UnityAction<T> m_ActionOnRelease;

public int countAll { get; private set; }

public int countActive

{

get

{

return this.countAll - this.countInactive;

}

}

public int countInactive

{

get

{

return this.m_Stack.Count;

}

}

public ObjectPool(UnityAction<T> actionOnGet, UnityAction<T> actionOnRelease)

{

this.m_ActionOnGet = actionOnGet;

this.m_ActionOnRelease = actionOnRelease;

}

public T Get()

{

T obj;

if (this.m_Stack.Count == 0)

{

obj = new T();

++this.countAll;

}

else

obj = this.m_Stack.Pop();

if (this.m_ActionOnGet != null)

this.m_ActionOnGet(obj);

return obj;

}

public void Release(T element)

{

if (this.m_Stack.Count > 0 && object.ReferenceEquals((object) this.m_Stack.Peek(), (object) element))

Debug.LogError((object) "Internal error. Trying to destroy object that is already released to pool.");

if (this.m_ActionOnRelease != null)

this.m_ActionOnRelease(element);

this.m_Stack.Push(element);

}

}

}