//--------------------------------------------------------
//    [Author]:           第二世界
//    [  Date ]:           Thursday, August 23, 2018
//--------------------------------------------------------
using UnityEngine;
using System.Collections;
using UnityEngine.UI;
using UnityEngine.Events;


    public class OnOffToggle : MonoBehaviour
    {

        [SerializeField] Button m_Button;
        [SerializeField] RectTransform m_Handle;
        [SerializeField] Image m_BackGround;
        [SerializeField] RectTransform m_OnShow;
        [SerializeField] RectTransform m_OffShow;
        [SerializeField] Vector2 m_OnHandleOffset;
        [SerializeField] Vector2 m_OffHandleOffset;

        bool m_IsOn = false;
        public bool isOn {
            get { return m_IsOn; }
            set {
                m_IsOn = value;
                SwitchShowState(m_IsOn);
            }
        }

        public void AddListener(UnityAction _action)
        {
            if (m_Button != null)
            {
                m_Button.AddListener(_action);
            }
        }

        public void RemoveAllListeners()
        {
            if (m_Button != null)
            {
                m_Button.RemoveAllListeners();
            }
        }

        private void SwitchShowState(bool _isOn)
        {
            if (m_Handle == null)
                return;
            m_Handle.anchoredPosition = _isOn ? m_OnHandleOffset : m_OffHandleOffset;
            m_BackGround.SetSprite(_isOn ? "SettingUpWin_NO" : "SettingUpWin_OFF");
            m_OnShow.SetActive(_isOn);
            m_OffShow.SetActive(!_isOn);
        }
    }