/*************************************************************************
 *  Copyright © 2018-2023 Liwen All rights reserved.
 *------------------------------------------------------------------------
 *  File         :  TileObjectPool.cs
 *  Description  :  PagedLod tile object pool.
 *------------------------------------------------------------------------
 *  Author       :  Liwen
 *  Version      :  1.0.0
 *  Date         :  1/5/2019
 *  Description  :  Initial development version.
 *************************************************************************/

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

namespace AIPagedLod
{
    public class TileObjectPool : MonoBehaviour
    {
        public static TileObjectPool mInstance = null;
        private List<GameObject> mTileObjectList = new List<GameObject>();
        private int mCreateTileCount = 0;
        void Awake()
        {
            mInstance = this;
        }

        public void PushTileObject(GameObject tileObj)
        {
            tileObj.SetActive(false);
            mTileObjectList.Add(tileObj);
            tileObj.transform.parent = transform;
        }

        public GameObject GetTileObject()
        {
            if (mTileObjectList.Count > 0)
            {
                GameObject targetObj = mTileObjectList[0];
                mTileObjectList.RemoveAt(0);
                return targetObj;
            }
            mCreateTileCount++;
            return null;
        }
    }
}