using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.EventSystems;
/*******************************************************************************
*Create By CG
*Function image双击还是单击响应
*******************************************************************************/
namespace CG.UTility
{
    public class ButtonExtension2 : MonoBehaviour, IPointerClickHandler
    {
        public float doubleClickIntervalTime = 0.25f;

        /// <summary>
        /// 双击
        /// </summary>
        public UnityEvent onDoubleClick = new UnityEvent();
        /// <summary>
        /// 点击
        /// </summary>
        public UnityEvent onClick = new UnityEvent();

        private float downTime = 0;
        private int clickTimes = 0;

        void Update()
        {
            if (clickTimes > 0)
            {
                downTime += Time.deltaTime;
                if (downTime > doubleClickIntervalTime)
                {
                    clickTimes = 0;
                }
            }
        }

        public void OnPointerClick(PointerEventData eventData)//按键按下时调用
        {
            if (clickTimes == 0)
            {
                onClick.Invoke();
                clickTimes += 1;
                downTime = 0;
            }
            else
            {
                if (downTime <= doubleClickIntervalTime)
                {
                    onDoubleClick.Invoke();
                }
            }
        }
    }
}