TianJin_23/Assets/Scripts/SceneManager/SmokeControl.cs

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

public class SmokeControl : MonoBehaviour {
    private int cengID = 0;
    private bool SmokeFlag = false;
    private int maxSize = 300;
    private int seconds = 10;//10秒钟烟雾排净
    private float curSize = 300;
    public bool ShouldShowSmoke = false;
	// Use this for initialization
	void Start () {
        var strs = name.Split('_');
        var str = strs[0];
        var str_cengID = str.Substring(3);
        int.TryParse(str_cengID, out cengID);
        if (transform.childCount>0 && transform.GetChild(0).childCount>0 )
        {
            maxSize = transform.GetChild(0).GetChild(0).GetComponent<ParticleSystem>().maxParticles;
            curSize = maxSize;
        }
        
	}
    void OnEnable()
    {
        MessageDispatcher.AddListener("SmokeChange", SmokeChange);
        ShouldShowSmoke = true;
    }

    private void SmokeChange(IMessage msg)
    {
        if (cengID == (int)msg.Data)
        {
            var pfire = GameObject.Find("pfire").transform;
            foreach(Transform fire in pfire)
            {
                if(fire.GetComponent<CengID>().cengID == cengID)
                {
                    MessageDispatcher.SendMessage("Operatinghints", (object)"该层有火未熄灭，无法排烟！");
                    return;
                }
            }
            //排烟控制
            SmokeFlag = true;
            MessageDispatcher.SendMessage("Operatinghints", (object)"开始排烟！");
        }
    }

    void OnDisable()
    {
        MessageDispatcher.RemoveListener("SmokeChange", SmokeChange);
    }
	// Update is called once per frame
	void FixedUpdate () {
        if (SmokeFlag)
        {
            if (curSize > 0)
            {
                curSize -= Time.deltaTime * (maxSize / seconds);
                SetSmoke(curSize);
            }
            else
            {
                SmokeFlag = false;
                curSize = maxSize;
                gameObject.SetActive(false);
                SetSmoke(curSize);
                ShouldShowSmoke = false;
            }
        }
	}

    private void SetSmoke(float curSize)
    {
        foreach(Transform child in transform)
        {
            foreach(Transform smoke in child)
            {
                var particle = smoke.GetComponent<ParticleSystem>();
                particle.maxParticles = (int)curSize;
            }
        }
    }
}