using UnityEngine;
using System.Collections;
using System;
using System.ComponentModel;

/// <summary>
/// 封装协程,提供便捷使用方式
/// </summary>
public sealed class CoroutineWrapper : MonoSingleton<CoroutineWrapper>
{

    /// <summary>
    /// 延迟n帧执行
    /// </summary>
    /// <param name="frames"></param>
    /// <param name="ev"></param>
    /// <returns></returns>
    IEnumerator ExeDelay(int frames, Action ev)
    {
        for (int i = 0; i < frames; i++)
        {
            yield return new WaitForEndOfFrame();
        }
        ev();
    }
    /// <summary>
    /// 延迟n秒执行
    /// </summary>
    /// <param name="sec"></param>
    /// <param name="ev"></param>
    /// <returns></returns>
    IEnumerator ExeDelayS(float sec, Action ev)
    {
        yield return new WaitForSeconds(sec);
        ev();
    }
    /// <summary>
    /// 延迟n秒后执行
    /// </summary>
    /// <param name="sec"></param>
    /// <param name="ev"></param>
    public void EXEDelaySecs(float sec, Action ev)
    {
        StartCoroutine(ExeDelayS(sec, ev));
    }
    /// <summary>
    /// 延迟n帧后执行
    /// </summary>
    /// <param name="frames"></param>
    /// <param name="ev"></param>
    public void EXEDelayFrames(int frames, Action ev)
    {
        StartCoroutine(ExeDelay(frames, ev));
    }
 


    /// <summary>
    /// 每帧通知
    /// </summary>
    public event Action OnPerFrame;
    void Update()
    {
        OnPerFrame?.Invoke();
    }
}