UGUI 打字机效果

来源：互联网发布：mac 安装oracle 编辑：程序博客网时间：2024/06/05 04:12
using System.Collections;using UnityEngine;using UnityEngine.UI;using UnityEngine.Events;using System;/// <summary>  /// 此脚本是能够将文本字符串随着时间打字或褪色显示。  /// </summary>  [RequireComponent(typeof(Text))][AddComponentMenu("UGUI Writer Effect")]public class WriterEffect : MonoBehaviour{    public UnityEvent myEvent;    //打字速度    public int charsPerSecond = 3;    // public AudioClip mAudioClip;             // 打字的声音，不是没打一个字播放一下，开始的时候播放结束就停止播放      private bool isActive = false;    private float timer;    private string words;    private Text mText;    void Start()    {        if (myEvent == null)            myEvent = new UnityEvent();        mText = GetComponent<Text>();        words = mText.text;        mText.text = string.Empty;        timer = 0;        isActive = true;        charsPerSecond = Mathf.Max(1, charsPerSecond);            }    void ReloadText()    {        words = GetComponent<Text>().text;        mText = GetComponent<Text>();    }    public void OnStart()    {        ReloadText();        isActive = true;    }    void OnStartWriter()    {        if (isActive)        {            try            {                              mText.text = words.Substring(0, (int)(charsPerSecond * timer));                timer += Time.deltaTime;            }            catch (Exception)            {                OnFinish();            }        }    }    void OnFinish()    {        isActive = false;        timer = 0;        GetComponent<Text>().text = words;        try        {            myEvent.Invoke();        }        catch (Exception)        {            Debug.Log("问题");        }    }    void Update()    {        OnStartWriter();    }}
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