初級講座/ボタンの作成(テンプレート) - 38歳からのUnity

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

public class ButtonClass : MonoBehaviour
{

   // ボタン用
   [SerializeField] Vector3 DOWN_SCALE = new Vector3(1,1,1);
   [SerializeField] float DONW_LONG_TIME,down_timer;
   bool down;

   public enum STATUS{IDLE,DOWN_SHORT,DOWN_LONG};
   public STATUS status;

   // Start is called before the first frame update
   void Start()
   {
       
   }

   // Update is called once per frame
   void Update()
   {
       /* ボタン長押し時の処理 */
       if (down == true)
       {
           this.transform.localScale = DOWN_SCALE;
           down_timer += Time.deltaTime;
       }
       else
       {
           this.transform.localScale = new Vector3(1, 1, 1); 

           if (down_timer > 0)
           {
               if(DONW_LONG_TIME <= down_timer)
               {

               }
               else
               {

               }
           }
           down_timer = 0;
       }
   }

   void Button()
   {

   }

   public void PointerDown()
   {
       down = true;

   }

   public void PointerUP()
   {
       down = false;
   }

}