FireDrillSystem_GuiGang_WDGC/Assets/Scripts/Common/Police/CarMoveManager.cs

using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using UnityEngine;
using UnityEngine.UI;
using Newtonsoft.Json;

[Serializable]
public class PoliceRoadConfig
{
    public string SceneName;
    public List<Vector2> AllRoadPos = new List<Vector2>();
    public string ImagePath;
}

public class CarMoveManager : MonoBehaviour
{
    public PowerMessage PowerMsg;

    public GameObject StartPos;
    public GameObject EndPos;
    public GameObject LineImageObj;
    public Transform LineParent;
    public Image BgImage;
    public Transform LinePosParent;
    public GameObject LinePosObj;

    public List<Vector2> AllRoadPos = new List<Vector2>();
    public List<GameObject> RoadPoints = new List<GameObject>();//移动拐点
    public GameObject Car;
    private float PathLength;
    private bool CanMove;
    private float Speed;
    private int index = 1;
    //private float disPrevCan;
    //private float disPrevPointCan;
    //private float disTotal;

    private float indexPath;
    private float movedDis;
    private float time;
    private Vector2 startPos;

    //private List<FireCarEngine> MyList;
    private List<KeyValuePair<FireCarEngine, int>> MyList;

    void Awake()
    {
        LoadConfig();
        //AllRoadPos.Clear();
        //foreach (var item in RoadPoints)
        //{
        //    AllRoadPos.Add(item.GetComponent<RectTransform>().localPosition);
        //}
        //读取路径长度作为总出警总距离
        for (int i = 0; i < RoadPoints.Count - 1; i++)
        {
            //PathLength += Vector2.Distance(RoadPoints[i].transform.position, RoadPoints[i + 1].transform.position);
            PathLength += Vector2.Distance(RoadPoints[i].GetComponent<RectTransform>().anchoredPosition,
                RoadPoints[i + 1].GetComponent<RectTransform>().anchoredPosition);
        }
    }
    private void ShowNowMessage()
    {
        //List<FireCarEngine> TestList = TestData();
        //PowerMsg.ShowMessage(MyList, (PathLength - disTotal).ToString("#.##") + "Km",
        //    DateTime.Now.ToString("yyyy:MM:dd HH:mm:ss"));

        float tempDis = 0;//当前段路径已移动多少距离

        tempDis = Vector2.Distance(Car.GetComponent<RectTransform>().anchoredPosition,
            RoadPoints[index - 1].GetComponent<RectTransform>().anchoredPosition);

        float currentDis = movedDis + tempDis;

        PowerMsg.ShowMessage(MyList, (PathLength - currentDis).ToString("#.##") + "Km",
            DateTime.Now.ToString("yyyy:MM:dd HH:mm:ss"));
    }

    //控制地图上车标志移动的方法
    public void MoveCar(float NeedTime, List<KeyValuePair<FireCarEngine, int>> DataList)
    {
        Speed = PathLength / NeedTime;
        StartCoroutine(WaitTheSet());
        MyList = DataList;
        Car.GetComponent<Button>().onClick.AddListener(ShowNowMessage);
    }

    private IEnumerator WaitTheSet()
    {
        yield return new WaitForSeconds(2f);
        CanMove = true;
    }

    // Update is called once per frame
    void Update()
    {
        if (CanMove)
        {
            if (index < RoadPoints.Count)
            {
                //Car.transform.Translate((RoadPoints[index].transform.position - Car.transform.position).normalized * Time.deltaTime * Speed);

                //disPrevPointCan = Vector2.Distance(Car.transform.position, RoadPoints[index - 1].transform.position);
                //if (Vector3.Distance(Car.transform.position, RoadPoints[index].transform.position) <= 0.2)
                //{
                //    index++;
                //    disPrevCan += disPrevPointCan;
                //}
                //disTotal = disPrevCan + disPrevPointCan;

                indexPath = Vector2.Distance(RoadPoints[index].GetComponent<RectTransform>().anchoredPosition,
                    RoadPoints[index - 1].GetComponent<RectTransform>().anchoredPosition);

                startPos = RoadPoints[index - 1].GetComponent<RectTransform>().anchoredPosition;
                time += Time.deltaTime;

                if (RoadPoints[index].GetComponent<RectTransform>().anchoredPosition
                    != Car.GetComponent<RectTransform>().anchoredPosition)
                {
                    Car.GetComponent<RectTransform>().anchoredPosition = Vector2.Lerp(startPos,
                        RoadPoints[index].GetComponent<RectTransform>().anchoredPosition,
                        time / (indexPath / Speed));
                }

                if (time >= (indexPath / Speed))
                {
                    Car.GetComponent<RectTransform>().anchoredPosition = RoadPoints[index].GetComponent<RectTransform>().anchoredPosition;

                    index++;
                    time = 0;
                    movedDis += indexPath;
                }
            }
            else
            {
                movedDis = PathLength;
                Speed = 0;
                CanMove = false;
            }
        }
    }

    public void CreateBGLine(List<Vector2> AllRoadPos)
    {
        foreach (Transform t in LineParent)
        {
            Destroy(t.gameObject);
        }
        Car.transform.localPosition = AllRoadPos[0];
        for (int i = 0; i < AllRoadPos.Count; i++)
        {
            if (i < AllRoadPos.Count - 1)
                CreatLine(AllRoadPos[i], AllRoadPos[i + 1]);
        }
        Debug.Log("CreateLine");
    }
    public void CreatLine(Vector2 startPos, Vector2 endPos)
    {
        float length = Vector2.Distance(startPos, endPos);
        GameObject lineImage = Instantiate(LineImageObj, LineParent);
        lineImage.transform.localPosition = endPos;
        lineImage.GetComponent<RectTransform>().sizeDelta = new Vector2(5, length);

        double angle = Math.Atan2(startPos.y - endPos.y, startPos.x - endPos.x) * 180 / Math.PI;
        lineImage.transform.rotation = Quaternion.Euler(0, 0, (float)angle + 270);
    }

    public void LoadBG(string bgPath)
    {
        string _path = Path.Combine(Application.dataPath + "/StreamingAssets", bgPath);//获取地址

        FileStream _fileStream = new FileStream(_path, FileMode.Open, FileAccess.Read);//使用流数据读取

        byte[] _buffur = new byte[_fileStream.Length];

        _fileStream.Read(_buffur, 0, _buffur.Length);//转换成字节流数据

        Texture2D _texture2d = new Texture2D((int)BgImage.rectTransform.rect.width, (int)BgImage.rectTransform.rect.height);//设置宽高

        _texture2d.LoadImage(_buffur);//将流数据转换成Texture2D

        Sprite _sprite = Sprite.Create(_texture2d, new Rect(0, 0, _texture2d.width, _texture2d.height), Vector3.zero);//创建一个Sprite

        BgImage.sprite = _sprite;//赋值

        Debug.Log("加载成功!");

    }

    public void LoadConfig()
    {
        var config = LoadPoliceConfig();
        if (config == null)
        {
            Debug.Log("Null");
            return;
        }
        LoadBG(config.ImagePath);
        foreach (Transform t in LinePosParent)
        {
            Destroy(t.gameObject);
        }
        RoadPoints.Clear();
        AllRoadPos.Clear();
        foreach (var item in config.AllRoadPos)
        {
            GameObject linePos = Instantiate(LinePosObj, LinePosParent);
            linePos.transform.localPosition = item;
            RoadPoints.Add(linePos);
            AllRoadPos.Add(item);
        }
        GameObject start = Instantiate(StartPos, LinePosParent);
        start.transform.localPosition = AllRoadPos[0];
        GameObject end = Instantiate(EndPos, LinePosParent);
        end.transform.localPosition = AllRoadPos[AllRoadPos.Count - 1];
        CreateBGLine(AllRoadPos);
    }

    PoliceRoadConfig LoadPoliceConfig()
    {
        PoliceRoadConfig result = null;
        string json = null;
        string path = Path.Combine(Application.streamingAssetsPath, "police/policeConfig.json");
        if (File.Exists(path))
        {
            json = File.ReadAllText(path);
        }
        var data = JsonConvert.DeserializeObject<List<PoliceRoadConfig>>(json);
        if (data != null)
        {
            foreach (PoliceRoadConfig obj in data)
            {
                if (GameSettings.othersSettings.mapname == obj.SceneName)
                {
                    result = obj;
                    return result;
                }
            }
        }
        return result;
    }
    //private void LateUpdate()
    //{
    //    if (Input.GetKeyDown(KeyCode.T))
    //    {
    //        string jsonpath = Path.Combine(Application.streamingAssetsPath, "policeConfig.json");
    //        PoliceRoadConfig config = new PoliceRoadConfig();
    //        config.AllRoadPos = AllRoadPos;
    //        config.ImagePath = "Police/PoliceTexture/行车路线.jpg";
    //        config.SceneName = "场景名称";
    //        List<PoliceRoadConfig> configs = new List<PoliceRoadConfig>();
    //        configs.Add(config);
    //        SaveJson(jsonpath, configs);
    //    }
    //}
    ////把上面初始化的数据进行保存
    //public void SaveJson(string JsonPath, List<PoliceRoadConfig> policeConfig)
    //{
    //    //如果本地没有对应的json 文件，重新创建
    //    if (!File.Exists(JsonPath))
    //    {
    //        File.Create(JsonPath);
    //    }
    //    string json = JsonConvert.SerializeObject(policeConfig);

    //    File.WriteAllText(JsonPath, json);
    //    Debug.Log("保存成功");
    //}
}