using UnityEngine;

 
namespace Utils
{
    public class PingUtil : MonoBehaviour
    {
        public string ip = string.Empty;
        Ping ping;
        string label;
        GUIStyle guiStyle;
 
        void Start()
        {
            ip = "121.42.114.17";    // 这里我用的是我网站的ip(www.u3d8.com)  需要替换成自己的服务器ip
 
            SendPing();
 
            guiStyle = new GUIStyle();
            guiStyle.normal.background = null;
            guiStyle.fontSize = 40;
 
        }
 
        bool isNetWorkLose = false;
        void OnGUI()
        {
            if (Application.internetReachability == NetworkReachability.NotReachable)
            {
                label = "460";
                SetColor(460);
                isNetWorkLose = true;
            }
            else if (isNetWorkLose || (null != ping && ping.isDone))
            {
                isNetWorkLose = false;
                label = ping.time.ToString();
                SetColor(ping.time);
                ping.DestroyPing();
                ping = null;
                Invoke("SendPing", 1);//每秒Ping一次
            }
 
            GUI.Label(new Rect(10, 50, 200, 50), "ping:" + label + "ms", guiStyle);
        }
        void SendPing()
        {
            ping = new Ping(ip);
        }
 
        /// <summary>
        /// 仿王者荣耀延迟过高，颜色变化
        /// </summary>
        /// <param name="pingValue"></param>
        void SetColor(int pingValue)
        {
            if (pingValue < 100)
            {
                guiStyle.normal.textColor = new Color(0, 1, 0);
            }
            else if (pingValue < 200)
            {
                guiStyle.normal.textColor = new Color(1, 1, 0);
            }
            else
            {
                guiStyle.normal.textColor = new Color(1, 0, 0);
            }
        }
    }
}