蓄力功能计时器

StorageEnergy.cs

using UnityEngine;
using System.Collections;
using System;

public class StorageEnergy
{
	public static float CurrentTime { get { return Time.fixedTime; } }
	public float Persent { get; private set; }
	public Action onStart;
	public Action onFinished;
	public Action onInterupt;
	public Action onStop;
	private float m_preSecond = 0.0f;
	private float m_chargeSecond = 0.0f;
	private float m_startTime = 0.0f;
	private enum ENChargeState
	{
		enNone,
		enPreStart,
		enCharging,
		enChargeFinished,
	}
	private ENChargeState m_chargeState;
	public void Init(float preSecond, float chargeSecond)
	{
		m_preSecond = preSecond;
		m_chargeSecond = chargeSecond;
		m_chargeState = ENChargeState.enNone;
	}
	public void Start()
	{
		m_startTime = CurrentTime;
		m_chargeState = ENChargeState.enPreStart;
	}
	public void Stop()
	{
		if (Persent < 1.0f)
		{
			if (null != onInterupt)
			{
				onInterupt();
			}
		}
		else
		{
			if (null != onStop)
			{
				onStop();
			}
		}
		m_chargeState = ENChargeState.enNone;
		Persent = 0.0f;
	}
	public void OnStart()
	{
		if (null != onStart)
		{
			onStart();
		}
	}
	public void OnFinished()
	{
		if (null != onFinished)
		{
			onFinished();
		}
	}
	public void FixedUpdate()
	{
		if (ENChargeState.enNone != m_chargeState)
		{
			switch (m_chargeState)
			{
				case ENChargeState.enPreStart:
					if (CurrentTime - m_startTime > m_preSecond)
					{
						m_chargeState = ENChargeState.enCharging;
						OnStart();
					}
					break;
				case ENChargeState.enCharging:
					if (CurrentTime - m_startTime - m_preSecond > m_chargeSecond)
					{
						m_chargeState = ENChargeState.enChargeFinished;
						OnFinished();
					}
					else
					{
						Persent = (CurrentTime - m_startTime - m_preSecond) / m_chargeSecond;
					}
					break;
				case ENChargeState.enChargeFinished:
					Persent = 1.0f;
					break;
				default:
					m_chargeState = ENChargeState.enNone;
					break;
			}
		}
	}
}