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Assets/CoolapeFrame/Scripts/ui/public/EffectNum.cs

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+/*
+******************************************************************************** 
+  *Copyright(C),coolae.net 
+  *Author:  canyou
+  *Version:  2.0 
+  *Date:  2017-01-09
+  *Description:   数字动态显示效果，比如一个label的值是0，当设置成100时，有一个从0增到100的过程
+  *Others:  
+  *History:
+*********************************************************************************
+*/ 
+using UnityEngine;
+using System.Collections;
+using System;
+
+namespace Coolape
+{
+	[RequireComponent (typeof(UILabel))]
+	public class EffectNum : MonoBehaviour
+	{
+
+		UILabel labSelf;
+		[HideInInspector]
+		protected Transform myTransform;
+
+		public bool isGui = false;
+		public AnimationCurve speedCurve = new AnimationCurve (new Keyframe (0f, 0f, 0f, 1f), new Keyframe (1f, 1f, 1f, 0f));
+		private float timeAdd = 0.05f;
+		private float timeVal = 0f;
+	
+		private int fromVal = 0;
+		private int toVal = 0;
+
+		private bool isAdd = true;
+		private int speed = 0;
+		private float etime = 0.02f;
+		//每次执行时间
+		private bool isFirst = true;
+		// 首次执行
+		private float firstTime = 0.15f;
+		//首次执行等待时间
+
+		object callFun;
+
+		void Awake ()
+		{
+			labSelf = gameObject.GetComponent<UILabel> ();
+		}
+
+		// Use this for initialization
+		void Start ()
+		{
+			myTransform = gameObject.transform;
+		}
+	
+		// Update is called once per frame
+		//	void Update () {
+		//
+		//	}
+		
+		void changeNum (int valNum)
+		{
+			fromVal = fromVal + valNum;
+			if ((isAdd && fromVal > toVal) || (!isAdd && fromVal < toVal)) {
+				fromVal = toVal;
+			}
+			labSelf.text = "" + fromVal;
+		}
+
+		float timeGet {
+			get {
+				timeVal += timeAdd;
+				float tmp = timeVal % 2;
+				if (tmp > 1) {
+					return 2 - tmp;
+				}
+				return tmp;
+			}
+		}
+
+		IEnumerator effect ()
+		{
+			bool isNull = true;
+			if (isFirst) {
+				isFirst = false;
+				labSelf.text = "" + fromVal;
+				yield return new WaitForSeconds (firstTime);
+			}
+			if (toVal != fromVal) {
+				isNull = false;
+				float vCurve = speedCurve.Evaluate (timeGet);
+				int chng = Mathf.CeilToInt (vCurve * speed);
+
+				changeNum (chng);
+
+				yield return new WaitForSeconds (etime);
+
+				StartCoroutine (effect ());
+			}
+
+			if (isNull) {
+				StopCoroutine (effect ());
+				doCallback ();
+			}
+			yield return null;
+		}
+
+		void doCallback ()
+		{
+			Utl.doCallback (callFun, this);
+		}
+		//重新计算速度
+		void reckonSpeed ()
+		{
+			float absSpeed = Mathf.Abs (speed);
+			if (absSpeed < 100) {
+				return;
+			}
+			if (absSpeed > 100000) {
+				speed = speed / 12;
+			} else if (absSpeed > 50000) {
+				speed = speed / 10;
+			} else if (absSpeed > 10000) {
+				speed = speed / 8;
+			} else if (absSpeed > 5000) {
+				speed = speed / 6;
+			} else if (absSpeed > 1000) {
+				speed = speed / 4;
+			} else {
+				speed = speed / 2;
+			}
+		}
+
+		public void effectStart (int to, object back, float delayTime = 0)
+		{
+			string vStr = labSelf.text;
+			int from = NumEx.toInt (vStr);
+			effectStart (from, to, back, delayTime);
+		}
+
+		public void effectStart (int from, int to, object back, float delayTime = 0)
+		{
+			speed = 0;
+			fromVal = from;
+			timeVal = 0f;
+			isAdd = to > from;
+			speed = (to - from);
+			float absSpeed = Mathf.Abs (speed);
+			bool isSimilar = absSpeed <= 5;
+			isFirst = true;
+			callFun = back;
+			toVal = to;
+
+			labSelf.text = fromVal.ToString ();
+			if (isSimilar) {
+				labSelf.text = toVal.ToString ();
+				doCallback ();
+			} else {
+				reckonSpeed ();
+				CancelInvoke ("doEffect");
+				Invoke ("doEffect", delayTime);
+			}
+		}
+
+		void doEffect ()
+		{
+			if (gameObject.activeInHierarchy) {
+				StartCoroutine (effect ());
+			}
+		}
+
+		void OnDisable ()
+		{
+			StopAllCoroutines ();
+			CancelInvoke ();
+		}
+
+		#if UNITY_EDITOR
+		void OnGUI ()
+		{
+			if (isGui) {
+				Callback cb = backFunTest;
+				bool is1 = GUI.Button (new Rect (20, 10, 200, 30), "10000to100");
+				if (is1) {
+					effectStart (10000, 100, cb);
+				}
+
+				bool is2 = GUI.Button (new Rect (20, 50, 200, 30), "1000to10000");
+				if (is2) {
+					effectStart (1000, 10000, cb);
+				}
+
+				bool is3 = GUI.Button (new Rect (20, 90, 200, 30), "10000to10000");
+				if (is3) {
+					effectStart (10000, 10000, cb);
+				}
+
+				bool is4 = GUI.Button (new Rect (20, 130, 200, 30), "0to100000");
+				if (is4) {
+					effectStart (0, 100000, cb);
+				}
+
+				bool is5 = GUI.Button (new Rect (20, 170, 200, 30), "100to200");
+				if (is5) {
+					effectStart (100, 200, cb);
+				}
+
+				bool is6 = GUI.Button (new Rect (20, 210, 200, 30), "100t500");
+				if (is6) {
+					effectStart (100, 500, cb);
+				}
+			}
+		}
+
+		void backFunTest (params object[] objs)
+		{
+			Debug.LogWarning ("timeVal:" + timeVal);
+		}
+		#endif
+	}
+}