using AX.MessageSystem;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class FireManMapIcon : MonoBehaviour
{
    private Camera miniCam;
    private bool fourthGTransfer = false; //是否开启4G图传面板
    public bool updateMap = false; //是否在图传列表上
    private CloneGameObjInfo info;

    private MapIconPair pair;

    void Start()
    {
        miniCam = GameObject.Find("4GCamera").GetComponent<Camera>();
        info = GetComponent<CloneGameObjInfo>();
        pair = new MapIconPair();
    }
    void OnEnable()
    {
        MessageDispatcher.AddListener("OpenFourthG", FourthGInit);
        MessageDispatcher.AddListener("4GPersonSelected", FourthGMapSelected);
    }
    void OnDestroy()
    {
        MessageDispatcher.RemoveListener("OpenFourthG", FourthGInit);
        MessageDispatcher.RemoveListener("4GPersonSelected", FourthGMapSelected);
    }
    void FourthGInit(IMessage obj)
    {
        var isOn = (bool)obj.Data;
        fourthGTransfer = isOn;
    }
    void UpdateMap()
    {
        Vector3 position = transform.position;
        Vector3 miniCamPosition = miniCam.transform.position;
        Vector3 screenPosition = miniCam.WorldToScreenPoint(position);
        Vector3 miniCamScreenPosition = miniCam.WorldToScreenPoint(miniCamPosition);
        Vector3 offset = new Vector3(screenPosition.x - miniCamScreenPosition.x, screenPosition.y - miniCamScreenPosition.y, 0);
        float sizeW = miniCam.pixelWidth;
        float sizeH = miniCam.pixelHeight;
        float x = offset.x / sizeW;
        float y = offset.y / sizeH;
        float rectx = x * 755;
        float recty = y * 500;
        MapIconPair pair = new MapIconPair
        {
            gameObjID = GetComponent<CloneGameObjInfo>().gameObjID, //从人物身上获取UserID
            rectX = rectx,
            rectY = recty
        };

        //FIXME: 这里不需时刻更新位置，仅当在位置有所变化的情况下更新
        if (this.pair.gameObjID != pair.gameObjID ||
            this.pair.rectX != pair.rectX ||
            this.pair.rectY != pair.rectY)
        {
            this.pair = pair;
            MessageDispatcher.SendMessage("4GIconUpdate", pair);
        }
    }
    // Update is called once per frame
    void Update()
    {
        //在图传列表，并且不在四分屏模式下，则实时更新图标位置
        if (/*fourthGTransfer == true &&*/ updateMap == true && QuadrupleMode.quadingMode == false)
        {
            UpdateMap();
        }
    }
    /// <summary>
    /// 此消防员在4G图传中被选中时，地图摄像机移动到该消防员正上方
    /// </summary>
    /// <param name="obj"></param>
    void FourthGMapSelected(IMessage obj)
    {
        var pair = (MapSelectedPair)obj.Data;
        if (pair.gameObjID == GetComponent<CloneGameObjInfo>().gameObjID && pair.isOn == true)
        {
            miniCam.GetComponent<FourthGCamCtrl>().SetTarget(transform);
        }
    }
}
/// <summary>
/// 更新4G点位位置的传送信息对
/// </summary>
public class MapIconPair
{
    public long gameObjID;
    public float rectX;
    public float rectY;
}