powerfun-unity/Assets/Scripts/Scenes/VideoRide/VideoLoading.cs

using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using UnityEngine;
using UnityEngine.Networking;
using UnityEngine.UI;
using DG.Tweening;
using UnityEngine.SceneManagement;
using UnityEngine.EventSystems;

namespace Assets.Scripts.Scenes.VideoRide
{
    public class VideoLoading : MonoBehaviour
    {
        Button download { get; set; }
        UnityWebRequest request { get; set; }
        VideoGameManager manager { get; set; }
        // Start is called before the first frame update
        void Start()
        {
            manager = FindObjectOfType<VideoGameManager>();
           
            var button = transform.Find("Panel/Button").GetComponent<Button>();
            var Start = transform.Find("Panel/Start").GetComponent<Button>();
            var Back = transform.Find("Panel/Back").GetComponent<Button>();
            var Inspect = transform.Find("Panel/Inspect").gameObject;
            UIManager.AddEvent(Inspect, UnityEngine.EventSystems.EventTriggerType.PointerClick, InspectHandler);
            var canvasGroup = transform.GetComponent<CanvasGroup>();
            var ui = manager.GetCanvasTransform();
            var route = manager.GetMapRoute();
            var text = transform.GetComponentInChildren<Text>();
            var fileName = route.FileName;// "12067924_720p.mp4";
            var url = route.Url; //@"http://192.168.0.97:6031/12067924_720p.mp4";
            var currentPath = "";
            var path = PFConstants.VideoFolder;
            var filepath =  path + "/" + fileName;

            if (File.Exists(filepath))
            {
                button.gameObject.SetActive(false);
                Start.gameObject.SetActive(true);
                manager.SetMedia(filepath);
            }
            else
            {
                //检查本地文件是否存在 如果存在直接设置mediaPlayer 否则显示下载按钮
                button.onClick.AddListener(() =>
                {
                    StartCoroutine(Utils.DownloadVideo(fileName, url
                    , (p, req) =>
                    {
                        text.text = Math.Round(p * 100, 2).ToString() + "%";
                        request = req;
                    }
                    , (p) =>
                    {
                        text.text = "100%";
                        currentPath = p;
                        Start.gameObject.SetActive(true);
                        manager.SetMedia(p);
                    }
                    ));
                });
            }
            var g = gameObject;
            Start.onClick.AddListener(() =>
            {
                canvasGroup.DOFade(0, 1).onComplete+=()=> {
                    g.SetActive(false);
                    manager.SetCurrentMode(VideoGameManager.ARMode.RIDE);
                    ui.Find("Panel").gameObject.SetActive(true);
                };
            });
            Back.onClick.AddListener(() =>
            {
                SceneManager.LoadScene("MainScene");
            });
        }
        //进入观察模式
        private void InspectHandler(BaseEventData data)
        {
            manager.SetCurrentMode(VideoGameManager.ARMode.INSPECT);
            var canvasGroup = transform.GetComponent<CanvasGroup>();
            var ui = manager.GetCanvasTransform();
            canvasGroup.DOFade(0, 1).onComplete += () => {
                gameObject.SetActive(false);
                ui.Find("Panel").gameObject.SetActive(true);
            };
        }

        // Update is called once per frame
        void Update()
        {

        }
    }
}