在继承MonoBehavior的脚本中，我们通常会使用协程来延迟执行某块代码，或者做个计时器之类的功能
那我们能不能把这块代码公共起来呢？
今天我给分享个CoroutineUtil类，在项目创建即挂载，且永不销毁
下面为代码内容：
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/********************* * 姓名：王冲 * 功能：延迟指定时间后调用回调方法，可用于解决部分时序问题。 * 日期：2017/5/27 **********************/ using UnityEngine; using System.Collections; using System; public class CoroutineUtil : MonoBehaviour { private static CoroutineUtil instance; public static CoroutineUtil Instance {get{return instance;}} void Awake() { instance = this; } /// <summary> /// 等待指定时间后，执行回调方法 /// </summary> /// <param name="time">等待时间 秒，0为1帧</param> /// <param name="ignoreTimeScale">是否忽略TimeScale影响</param> /// <param name="callBack">回调方法</param> /// <param name="objects">回调参数</param> /// <returns></returns> public Coroutine WaitTime(float time = 0, bool ignoreTimeScale = false, Action<object[]> callBack = null, params object[] objects) { return StartCoroutine(ICoroutine(time, ignoreTimeScale, callBack, objects)); } /// <summary> /// 倒计时或正计时 每隔指定时间回调一次 /// </summary> /// <param name="startTime">开始时间</param> /// <param name="endTime">结束时间</param> /// <param name="perTime">回调间隔</param> /// <param name="ignoreTimeScale">是否忽略TimeScale影响</param> /// <param name="callBack">回调方法</param> /// <returns></returns> public Coroutine WaitPerSecond(float startTime = 10, float endTime = 0, float perTime = 1, bool ignoreTimeScale = false, Action<float> callBack = null) { return StartCoroutine(ICoroutine(startTime, endTime, perTime, ignoreTimeScale, callBack)); } /// <summary> /// 等待FixedUpdate时间后执行回调 /// </summary> /// <param name="time">等待时间 秒，0为1帧</param> /// <param name="callBack">回调方法</param> /// <param name="objects">回调参数</param> /// <returns></returns> public Coroutine WaitFixedUpdate(float time = 0, Action<object[]> callBack = null, params object[] objects) { return StartCoroutine(ICoroutine(time, callBack, objects)); } /// <summary> /// 主动停止指定协程 /// </summary> /// <param name="coroutine"></param> public void Stop(Coroutine coroutine) { if (coroutine != null) { StopCoroutine(coroutine); } } IEnumerator ICoroutine( float time = 0, bool ignoreTimeScale = false, Action<object[]> callBack = null, params object[] objects) { if (time == 0) { yield return null; } else if (time > 0) { if (ignoreTimeScale) { float start = Time.realtimeSinceStartup; while (Time.realtimeSinceStartup < start + time) { yield return null; } } else yield return new WaitForSeconds(time); } if (callBack != null) { callBack(objects); } } IEnumerator ICoroutine(float beginTime = 10, float endTime = 0, float perTime = 1, bool ignoreTimeScale = false, Action<float> callBack = null) { if (beginTime > endTime) { while (beginTime > endTime) { if (ignoreTimeScale) { float start = Time.realtimeSinceStartup; while (Time.realtimeSinceStartup < start + perTime) { yield return null; } } else yield return new WaitForSeconds(perTime); beginTime -= perTime; if (callBack != null) { callBack(beginTime); } } } else if (beginTime < endTime) { while (beginTime < endTime) { if (ignoreTimeScale) { float start = Time.realtimeSinceStartup; while (Time.realtimeSinceStartup < start + perTime) { yield return null; } } else yield return new WaitForSeconds(perTime); beginTime += perTime; if (callBack != null) { callBack(beginTime); } } } } IEnumerator ICoroutine(float waitTime, Action<object[]> callBack = null, params object[] objects) { if (waitTime == 0) { yield return new WaitForFixedUpdate(); } else if(waitTime > 0) { float time = 0; while (time < waitTime) { yield return new WaitForFixedUpdate(); time += Time.fixedDeltaTime; } } if (callBack != null) { callBack(objects); } } } |
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