SniperShooting/snipershooting/snipershootingcli/Assets/Scripts/UIScript/IconBtn.cs

using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;

/// <summary>
/// 特殊使用：看广告得武器页面中的IconButton（进度按钮）
/// </summary>
public class IconBtn : UIBehaviour
{
    /// <summary>
    /// 图片对象（状态01）
    /// </summary>
    [SerializeField]
    private Image m_Image01;
    /// <summary>
    /// 图片对象（状态02）
    /// </summary>
    [SerializeField]
    private Image m_Image02;
    /// <summary>
    /// 箭头对象
    /// </summary>
    [SerializeField]
    private Image m_Arrow;
    /// <summary>
    /// 通常的颜色
    /// </summary>
    [SerializeField]
    private Color m_normalColor = Color.white;
    /// <summary>
    /// 被选中的颜色
    /// </summary>
    [SerializeField]
    private Color m_selectColor = Color.white;

    /// <summary>
    /// 是否被选中
    /// </summary>
    public bool isSelect
    {
        get => m_isSelect;
        set
        {
            if (m_isSelect != value)
            {
                m_isSelect = value;
                OnSelectValueChange(value);
            }
        }
    }
    private bool m_isSelect;

    /// <summary>
    /// 是否为通常状态
    /// </summary>
    public bool isNormalState
    {
        get => m_isNormalState;
        set
        {
            if (m_isNormalState != value)
            {
                m_isNormalState = value;
                OnStateValueChange(value);
            }
        }
    }
    private bool m_isNormalState;

    /// <summary>
    /// 是否需要箭头
    /// </summary>
    public bool isNeedArrow
    {
        get => m_isNeedArrow;
        set
        {
            if (m_isNeedArrow != value)
            {
                m_isNeedArrow = value;
                OnNeedArrowValueChange(value);
            }
        }
    }
    private bool m_isNeedArrow;

    protected override void Start()
    {
        OnSelectValueChange(isSelect);
        OnStateValueChange(isNormalState);
        OnNeedArrowValueChange(isNeedArrow);
    }

    /// <summary>
    /// 当选中状态发生改变时调用
    /// </summary>
    /// <param name="value"></param>
    private void OnSelectValueChange(bool value)
    {
        Color color = value ? m_selectColor : m_normalColor;
        m_Image01.color = color;
        m_Image02.color = color;
        m_Arrow.color = color;
    }

    /// <summary>
    /// 当状态发生改变时调用
    /// </summary>
    /// <param name="value"></param>
    private void OnStateValueChange(bool value)
    {
        if (m_Image01.gameObject.activeSelf != value) m_Image01.gameObject.SetActive(value);
        if (m_Image02.gameObject.activeSelf == value) m_Image02.gameObject.SetActive(!value);
    }

    /// <summary>
    /// 当需要箭头发生改变时调用
    /// </summary>
    /// <param name="value"></param>
    private void OnNeedArrowValueChange(bool value)
    {
        if (m_Arrow.gameObject.activeSelf != value) m_Arrow.gameObject.SetActive(value);
    }
}