介绍
这段时间研究了微信小游戏，由于白鹭自身的Tween动画效率较差，就尝试使用第三方库
于是在网上找到了GreenSock库，但不清楚是小游戏不兼容还是别的什么原因，折腾好久也没弄上
最后实在没办法，自己写了个Tween库
摘取网虫虫第一个字母W，于是名字就出来啦 WTween~~
查看动画演示：缓动示例演示
动画算法来自：TextFx——Ease Function(缓动函数)
感谢@liuyonggen 提供ts语言技术支持
包含动画
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Linear, QuadEaseOut, QuadEaseIn, QuadEaseInOut, QuadEaseOutIn, ExpoEaseOut, ExpoEaseIn, ExpoEaseInOut, ExpoEaseOutIn, CubicEaseOut, CubicEaseIn, CubicEaseInOut, CubicEaseOutIn, QuartEaseOut, QuartEaseIn, QuartEaseInOut, QuartEaseOutIn, QuintEaseOut, QuintEaseIn, QuintEaseInOut, QuintEaseOutIn, CircEaseOut, CircEaseIn, CircEaseInOut, CircEaseOutIn, SineEaseOut, SineEaseIn, SineEaseInOut, SineEaseOutIn, ElasticEaseOut, ElasticEaseIn, ElasticEaseInOut, ElasticEaseOutIn, BounceEaseOut, BounceEaseIn, BounceEaseInOut, BounceEaseOutIn, BackEaseOut, BackEaseIn, BackEaseInOut, BackEaseOutIn |
效果展示
源码
测试代码
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/** * 创建场景界面 * Create scene interface */ protected createGameScene(): void { for(var i = 0; i < 5; i++) { let icon: egret.Bitmap = this.createBitmapByName("egret_icon_png"); this.addChild(icon); icon.x = 26 + i * 120; icon.y = 33; WTween.Play(new WTweener() .get(icon, -1) .to({y:800, alpha:0.5}, 2000, WTweenType.BounceEaseOut) .call(()=>{ console.log("回调1", new Date()); }) .wait(1000) .call(()=>{ console.log("回调2", new Date()); })); } } |
动画库文件
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enum WTweenType { Linear, QuadEaseOut, QuadEaseIn, QuadEaseInOut, QuadEaseOutIn, ExpoEaseOut, ExpoEaseIn, ExpoEaseInOut, ExpoEaseOutIn, CubicEaseOut, CubicEaseIn, CubicEaseInOut, CubicEaseOutIn, QuartEaseOut, QuartEaseIn, QuartEaseInOut, QuartEaseOutIn, QuintEaseOut, QuintEaseIn, QuintEaseInOut, QuintEaseOutIn, CircEaseOut, CircEaseIn, CircEaseInOut, CircEaseOutIn, SineEaseOut, SineEaseIn, SineEaseInOut, SineEaseOutIn, ElasticEaseOut, ElasticEaseIn, ElasticEaseInOut, ElasticEaseOutIn, BounceEaseOut, BounceEaseIn, BounceEaseInOut, BounceEaseOutIn, BackEaseOut, BackEaseIn, BackEaseInOut, BackEaseOutIn } class WTweener { public stepBackups = []; public step = []; public target : any; public loop : number; // -1 无限循环；0 执行一次 public index : number = 0; /// <param name="target">动画目标</param> /// <param name="loop">循环次数 -1 无限循环；0 执行一次</param> public get(target : any, loop : number = 0) { this.target = target; this.loop = loop; return this; } /// <param name="params">参数 格式为：{x:10,y:20}</param> /// <param name="time">动画时长</param> /// <param name="ease">缓动效果类型</param> public to(params : any, time : number, ease : WTweenType = WTweenType.Linear) { var obj : any = {}; obj.type = "to"; obj.startValues = Tools.Copy(params); obj.endValues = params; obj.endTime = time; obj.currentTime = 0; obj.ease = ease; obj.index = this.index++; if(obj.index == 0) { for(var key in obj.startValues) { obj.startValues[key] = this.target[key]; } } this.step.push(obj); if(this.loop != 0 && this.loop != 1) this.stepBackups.push(Tools.Copy(obj)); return this; } /// <param name="func">方法</param> public call(func) { var obj : any = {}; obj.type = "call"; obj.func = func; this.step.push(obj); if(this.loop != 0 && this.loop != 1) this.stepBackups.push(Tools.Copy(obj)); return this; } /// <param name="time">动画时长</param> public wait(time : number) { var obj : any = {}; obj.type = "wait"; obj.endTime = time; obj.currentTime = 0; this.step.push(obj); if(this.loop != 0 && this.loop != 1) this.stepBackups.push(Tools.Copy(obj)); return this; } } class WTween { private static tweenTable : Array<WTweener> = new Array(); /// 在Main.ts中初始化后调用该方法给WTween添加心跳 public static Init() { egret.startTick(this.Update,this); } public static Play(wTweener : WTweener) { this.tweenTable.push(wTweener); return wTweener; } public static Stop(wTweener : WTweener) { var index = -1; for(var i = 0; i < this.tweenTable.length; i++) { if(this.tweenTable[i] == wTweener) { index = i; break; } } if(index != -1) this.tweenTable.splice(index, 1); } private static timeOnEnterFrame:number = 0; private static Update(timeStamp:number) { var now = timeStamp; var time = this.timeOnEnterFrame; var pass = now - time; this.timeOnEnterFrame = now; for(var i = 0; i < this.tweenTable.length; i++) { switch(this.tweenTable[i].step[0]["type"]) { case "to": if(this.tweenTable[i].step[0]["currentTime"] == 0) { if(this.tweenTable[i].step[0]["index"] != 0) { for(var key in this.tweenTable[i].step[0]["startValues"]) { this.tweenTable[i].step[0]["startValues"][key] = this.tweenTable[i].target[key]; this.tweenTable[i].stepBackups.forEach((value,index,array)=>{ if(value["index"] != null && value["index"] == this.tweenTable[i].step[0]["index"]) this.tweenTable[i].stepBackups[index]["startValues"][key] = this.tweenTable[i].target[key]; }) } } } if(this.tweenTable[i].step[0]["currentTime"] + pass < this.tweenTable[i].step[0]["endTime"]) { this.tweenTable[i].step[0]["currentTime"] += pass; this.DoTween(this.tweenTable[i].target, this.tweenTable[i].step[0]) } else { for(var key in this.tweenTable[i].step[0]["endValues"]) this.tweenTable[i].target[key] = this.tweenTable[i].step[0]["endValues"][key]; this.tweenTable[i].step.shift(); } break; case "call": if(this.tweenTable[i].step[0]["func"] != null) this.tweenTable[i].step[0]["func"].call(); this.tweenTable[i].step.shift(); break; case "wait": if(this.tweenTable[i].step[0]["currentTime"] < this.tweenTable[i].step[0]["endTime"]) this.tweenTable[i].step[0]["currentTime"] += pass; else this.tweenTable[i].step.shift(); break; } if(this.tweenTable[i].step.length == 0) { if(this.tweenTable[i].loop > 1 || this.tweenTable[i].loop == -1) { if(this.tweenTable[i].loop > 1) this.tweenTable[i].loop--; this.tweenTable[i].step = Tools.Copy(this.tweenTable[i].stepBackups); for(var j = 0; j < this.tweenTable[i].stepBackups.length; j++) { if(this.tweenTable[i].stepBackups[j]["type"] == "to") { for(var key in this.tweenTable[i].stepBackups[j]["startValues"]) { this.tweenTable[i].target[key] = this.tweenTable[i].stepBackups[j]["startValues"][key]; } break; } } } else this.Stop(this.tweenTable[i]); } } return true; } private static DoTween(target : any, obj : any) { for(var key in obj["endValues"]) { var currentValue = 0; switch(obj["ease"]) { case WTweenType.Linear: currentValue = this.Linear(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.BackEaseIn: currentValue = this.BackEaseIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.BackEaseInOut: currentValue = this.BackEaseInOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.BackEaseOut: currentValue = this.BackEaseOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.BackEaseOutIn: currentValue = this.BackEaseOutIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.BounceEaseIn: currentValue = this.BounceEaseIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.BounceEaseInOut: currentValue = this.BounceEaseInOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.BounceEaseOut: currentValue = this.BounceEaseOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.BounceEaseOutIn: currentValue = this.BounceEaseOutIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.CircEaseIn: currentValue = this.CircEaseIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.CircEaseInOut: currentValue = this.CircEaseInOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.CircEaseOut: currentValue = this.CircEaseOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.CircEaseOutIn: currentValue = this.CircEaseOutIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.CubicEaseIn: currentValue = this.CubicEaseIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.CubicEaseInOut: currentValue = this.CubicEaseInOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.CubicEaseOut: currentValue = this.CubicEaseOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.CubicEaseOutIn: currentValue = this.CubicEaseOutIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.ElasticEaseIn: currentValue = this.ElasticEaseIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.ElasticEaseInOut: currentValue = this.ElasticEaseInOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.ElasticEaseOut: currentValue = this.ElasticEaseOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.ElasticEaseOutIn: currentValue = this.ElasticEaseOutIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.ExpoEaseIn: currentValue = this.ExpoEaseIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.ExpoEaseInOut: currentValue = this.ExpoEaseInOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.ExpoEaseOut: currentValue = this.ExpoEaseOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.ExpoEaseOutIn: currentValue = this.ExpoEaseOutIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.QuadEaseIn: currentValue = this.QuadEaseIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.QuadEaseInOut: currentValue = this.QuadEaseInOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.QuadEaseOut: currentValue = this.QuadEaseOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.QuadEaseOutIn: currentValue = this.QuadEaseOutIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.QuartEaseIn: currentValue = this.QuartEaseIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.QuartEaseInOut: currentValue = this.QuartEaseInOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.QuartEaseOut: currentValue = this.QuartEaseOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.QuartEaseOutIn: currentValue = this.QuartEaseOutIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.QuintEaseIn: currentValue = this.QuintEaseIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.QuintEaseInOut: currentValue = this.QuintEaseInOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.QuintEaseOut: currentValue = this.QuintEaseOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.QuintEaseOutIn: currentValue = this.QuintEaseOutIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.SineEaseIn: currentValue = this.SineEaseIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.SineEaseInOut: currentValue = this.SineEaseInOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.SineEaseOut: currentValue = this.SineEaseOut(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; case WTweenType.SineEaseOutIn: currentValue = this.SineEaseOutIn(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; default: currentValue = this.Linear(obj["currentTime"], 0, obj["endValues"][key] - obj["startValues"][key], obj["endTime"]); break; } target[key] = currentValue + obj["startValues"][key]; } } /// <summary> /// Easing equation function for a simple linear tweening, with no easing. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static Linear(t : number, b : number, c : number, d : number) { return c * t / d + b; } /// <summary> /// Easing equation function for an exponential (2^t) easing out: /// decelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static ExpoEaseOut(t : number, b : number, c : number, d : number) { return (t == d) ? b + c : c * (-Math.pow(2, -10 * t / d) + 1) + b; } /// <summary> /// Easing equation function for an exponential (2^t) easing in: /// accelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static ExpoEaseIn(t : number, b : number, c : number, d : number) { return (t == 0) ? b : c * Math.pow(2, 10 * (t / d - 1)) + b; } /// <summary> /// Easing equation function for an exponential (2^t) easing in/out: /// acceleration until halfway, then deceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static ExpoEaseInOut(t : number, b : number, c : number, d : number) { if (t == 0) return b; if (t == d) return b + c; if ((t /= d / 2) < 1) return c / 2 * Math.pow(2, 10 * (t - 1)) + b; return c / 2 * (-Math.pow(2, -10 * --t) + 2) + b; } /// <summary> /// Easing equation function for an exponential (2^t) easing out/in: /// deceleration until halfway, then acceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static ExpoEaseOutIn(t : number, b : number, c : number, d : number) { if (t < d / 2) return this.ExpoEaseOut(t * 2, b, c / 2, d); return this.ExpoEaseIn((t * 2) - d, b + c / 2, c / 2, d); } /// <summary> /// Easing equation function for a circular (sqrt(1-t^2)) easing out: /// decelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static CircEaseOut(t : number, b : number, c : number, d : number) { return c * Math.sqrt(1 - (t = t / d - 1) * t) + b; } /// <summary> /// Easing equation function for a circular (sqrt(1-t^2)) easing in: /// accelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static CircEaseIn(t : number, b : number, c : number, d : number) { return -c * (Math.sqrt(1 - (t /= d) * t) - 1) + b; } /// <summary> /// Easing equation function for a circular (sqrt(1-t^2)) easing in/out: /// acceleration until halfway, then deceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static CircEaseInOut(t : number, b : number, c : number, d : number) { if ((t /= d / 2) < 1) return -c / 2 * (Math.sqrt(1 - t * t) - 1) + b; return c / 2 * (Math.sqrt(1 - (t -= 2) * t) + 1) + b; } /// <summary> /// Easing equation function for a circular (sqrt(1-t^2)) easing in/out: /// acceleration until halfway, then deceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static CircEaseOutIn(t : number, b : number, c : number, d : number) { if (t < d / 2) return this.CircEaseOut(t * 2, b, c / 2, d); return this.CircEaseIn((t * 2) - d, b + c / 2, c / 2, d); } /// <summary> /// Easing equation function for a quadratic (t^2) easing out: /// decelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static QuadEaseOut(t : number, b : number, c : number, d : number) { return -c * (t /= d) * (t - 2) + b; } /// <summary> /// Easing equation function for a quadratic (t^2) easing in: /// accelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static QuadEaseIn(t : number, b : number, c : number, d : number) { return c * (t /= d) * t + b; } /// <summary> /// Easing equation function for a quadratic (t^2) easing in/out: /// acceleration until halfway, then deceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static QuadEaseInOut(t : number, b : number, c : number, d : number) { if ((t /= d / 2) < 1) return c / 2 * t * t + b; return -c / 2 * ((--t) * (t - 2) - 1) + b; } /// <summary> /// Easing equation function for a quadratic (t^2) easing out/in: /// deceleration until halfway, then acceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static QuadEaseOutIn(t : number, b : number, c : number, d : number) { if (t < d / 2) return this.QuadEaseOut(t * 2, b, c / 2, d); return this.QuadEaseIn((t * 2) - d, b + c / 2, c / 2, d); } /// <summary> /// Easing equation function for a sinusoidal (sin(t)) easing out: /// decelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static SineEaseOut(t : number, b : number, c : number, d : number) { return c * Math.sin(t / d * (Math.PI / 2)) + b; } /// <summary> /// Easing equation function for a sinusoidal (sin(t)) easing in: /// accelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static SineEaseIn(t : number, b : number, c : number, d : number) { return -c * Math.cos(t / d * (Math.PI / 2)) + c + b; } /// <summary> /// Easing equation function for a sinusoidal (sin(t)) easing in/out: /// acceleration until halfway, then deceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static SineEaseInOut(t : number, b : number, c : number, d : number) { if ((t /= d / 2) < 1) return c / 2 * (Math.sin(Math.PI * t / 2)) + b; return -c / 2 * (Math.cos(Math.PI * --t / 2) - 2) + b; } /// <summary> /// Easing equation function for a sinusoidal (sin(t)) easing in/out: /// deceleration until halfway, then acceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static SineEaseOutIn(t : number, b : number, c : number, d : number) { if (t < d / 2) return this.SineEaseOut(t * 2, b, c / 2, d); return this.SineEaseIn((t * 2) - d, b + c / 2, c / 2, d); } /// <summary> /// Easing equation function for a cubic (t^3) easing out: /// decelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static CubicEaseOut(t : number, b : number, c : number, d : number) { return c * ((t = t / d - 1) * t * t + 1) + b; } /// <summary> /// Easing equation function for a cubic (t^3) easing in: /// accelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static CubicEaseIn(t : number, b : number, c : number, d : number) { return c * (t /= d) * t * t + b; } /// <summary> /// Easing equation function for a cubic (t^3) easing in/out: /// acceleration until halfway, then deceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static CubicEaseInOut(t : number, b : number, c : number, d : number) { if ((t /= d / 2) < 1) return c / 2 * t * t * t + b; return c / 2 * ((t -= 2) * t * t + 2) + b; } /// <summary> /// Easing equation function for a cubic (t^3) easing out/in: /// deceleration until halfway, then acceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static CubicEaseOutIn(t : number, b : number, c : number, d : number) { if (t < d / 2) return this.CubicEaseOut(t * 2, b, c / 2, d); return this.CubicEaseIn((t * 2) - d, b + c / 2, c / 2, d); } /// <summary> /// Easing equation function for a quartic (t^4) easing out: /// decelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static QuartEaseOut(t : number, b : number, c : number, d : number) { return -c * ((t = t / d - 1) * t * t * t - 1) + b; } /// <summary> /// Easing equation function for a quartic (t^4) easing in: /// accelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static QuartEaseIn(t : number, b : number, c : number, d : number) { return c * (t /= d) * t * t * t + b; } /// <summary> /// Easing equation function for a quartic (t^4) easing in/out: /// acceleration until halfway, then deceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static QuartEaseInOut(t : number, b : number, c : number, d : number) { if ((t /= d / 2) < 1) return c / 2 * t * t * t * t + b; return -c / 2 * ((t -= 2) * t * t * t - 2) + b; } /// <summary> /// Easing equation function for a quartic (t^4) easing out/in: /// deceleration until halfway, then acceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static QuartEaseOutIn(t : number, b : number, c : number, d : number) { if (t < d / 2) return this.QuartEaseOut(t * 2, b, c / 2, d); return this.QuartEaseIn((t * 2) - d, b + c / 2, c / 2, d); } /// <summary> /// Easing equation function for a quintic (t^5) easing out: /// decelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static QuintEaseOut(t : number, b : number, c : number, d : number) { return c * ((t = t / d - 1) * t * t * t * t + 1) + b; } /// <summary> /// Easing equation function for a quintic (t^5) easing in: /// accelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static QuintEaseIn(t : number, b : number, c : number, d : number) { return c * (t /= d) * t * t * t * t + b; } /// <summary> /// Easing equation function for a quintic (t^5) easing in/out: /// acceleration until halfway, then deceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static QuintEaseInOut(t : number, b : number, c : number, d : number) { if ((t /= d / 2) < 1) return c / 2 * t * t * t * t * t + b; return c / 2 * ((t -= 2) * t * t * t * t + 2) + b; } /// <summary> /// Easing equation function for a quintic (t^5) easing in/out: /// acceleration until halfway, then deceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static QuintEaseOutIn(t : number, b : number, c : number, d : number) { if (t < d / 2) return this.QuintEaseOut(t * 2, b, c / 2, d); return this.QuintEaseIn((t * 2) - d, b + c / 2, c / 2, d); } /// <summary> /// Easing equation function for an elastic (exponentially decaying sine wave) easing out: /// decelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static ElasticEaseOut(t : number, b : number, c : number, d : number) { if ((t /= d) == 1) return b + c; var p = d * 0.3; var s = p / 4; return (c * Math.pow(2, -10 * t) * Math.sin((t * d - s) * (2 * Math.PI) / p) + c + b); } /// <summary> /// Easing equation function for an elastic (exponentially decaying sine wave) easing in: /// accelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static ElasticEaseIn(t : number, b : number, c : number, d : number) { if ((t /= d) == 1) return b + c; var p = d * 0.3; var s = p / 4; return -(c * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * d - s) * (2 * Math.PI) / p)) + b; } /// <summary> /// Easing equation function for an elastic (exponentially decaying sine wave) easing in/out: /// acceleration until halfway, then deceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static ElasticEaseInOut(t : number, b : number, c : number, d : number) { if ((t /= d / 2) == 2) return b + c; var p = d * (0.3 * 1.5); var s = p / 4; if (t < 1) return -0.5 * (c * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * d - s) * (2 * Math.PI) / p)) + b; return c * Math.pow(2, -10 * (t -= 1)) * Math.sin((t * d - s) * (2 * Math.PI) / p) * 0.5 + c + b; } /// <summary> /// Easing equation function for an elastic (exponentially decaying sine wave) easing out/in: /// deceleration until halfway, then acceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static ElasticEaseOutIn(t : number, b : number, c : number, d : number) { if (t < d / 2) return this.ElasticEaseOut(t * 2, b, c / 2, d); return this.ElasticEaseIn((t * 2) - d, b + c / 2, c / 2, d); } /// <summary> /// Easing equation function for a bounce (exponentially decaying parabolic bounce) easing out: /// decelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static BounceEaseOut(t : number, b : number, c : number, d : number) { if ((t /= d) < (1 / 2.75)) return c * (7.5625 * t * t) + b; else if (t < (2 / 2.75)) return c * (7.5625 * (t -= (1.5 / 2.75)) * t + 0.75) + b; else if (t < (2.5 / 2.75)) return c * (7.5625 * (t -= (2.25 / 2.75)) * t + 0.9375) + b; else return c * (7.5625 * (t -= (2.625 / 2.75)) * t + .984375) + b; } /// <summary> /// Easing equation function for a bounce (exponentially decaying parabolic bounce) easing in: /// accelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static BounceEaseIn(t : number, b : number, c : number, d : number) { return c - this.BounceEaseOut(d - t, 0, c, d) + b; } /// <summary> /// Easing equation function for a bounce (exponentially decaying parabolic bounce) easing in/out: /// acceleration until halfway, then deceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static BounceEaseInOut(t : number, b : number, c : number, d : number) { if (t < d / 2) return this.BounceEaseIn(t * 2, 0, c, d) * 0.5 + b; else return this.BounceEaseOut(t * 2 - d, 0, c, d) * 0.5 + c * 0.5 + b; } /// <summary> /// Easing equation function for a bounce (exponentially decaying parabolic bounce) easing out/in: /// deceleration until halfway, then acceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static BounceEaseOutIn(t : number, b : number, c : number, d : number) { if (t < d / 2) return this.BounceEaseOut(t * 2, b, c / 2, d); return this.BounceEaseIn((t * 2) - d, b + c / 2, c / 2, d); } /// <summary> /// Easing equation function for a back (overshooting cubic easing: (s+1)*t^3 - s*t^2) easing out: /// decelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static BackEaseOut(t : number, b : number, c : number, d : number) { return c * ((t = t / d - 1) * t * ((1.70158 + 1) * t + 1.70158) + 1) + b; } /// <summary> /// Easing equation function for a back (overshooting cubic easing: (s+1)*t^3 - s*t^2) easing in: /// accelerating from zero velocity. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static BackEaseIn(t : number, b : number, c : number, d : number) { return c * (t /= d) * t * ((1.70158 + 1) * t - 1.70158) + b; } /// <summary> /// Easing equation function for a back (overshooting cubic easing: (s+1)*t^3 - s*t^2) easing in/out: /// acceleration until halfway, then deceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static BackEaseInOut(t : number, b : number, c : number, d : number) { var s = 1.70158; if ((t /= d / 2) < 1) return c / 2 * (t * t * (((s *= (1.525)) + 1) * t - s)) + b; return c / 2 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2) + b; } /// <summary> /// Easing equation function for a back (overshooting cubic easing: (s+1)*t^3 - s*t^2) easing out/in: /// deceleration until halfway, then acceleration. /// </summary> /// <param name="t">Current time in seconds.</param> /// <param name="b">Starting value.</param> /// <param name="c">Final value.</param> /// <param name="d">Duration of animation.</param> /// <returns>The correct value.</returns> public static BackEaseOutIn(t : number, b : number, c : number, d : number) { if (t < d / 2) return this.BackEaseOut(t * 2, b, c / 2, d); return this.BackEaseIn((t * 2) - d, b + c / 2, c / 2, d); } } |
数组及Json深度拷贝脚本
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class Tools{ public static Copy (o) { if (o instanceof Array) { var a = []; for (var i = 0; i < o.length; ++i) { a[i] = Tools.Copy(o[i]); } return a; } else if (o instanceof Function) { var b = o; return b; } else if (o instanceof Object) { var c = {} for (var j in o) { c[j] = Tools.Copy(o[j]); } return c; } else { return o; } } } |
给WTween添加心跳
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class Main extends eui.UILayer { protected createChildren(): void { super.createChildren(); WTween.Init(); |
经常使用白鹭自带Tween动画的会发现 调用方式是跟Tween差不多的~~
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项目使用版本：EgretEngine5.1.5 GitHub下载地址：
https://github.com/654306663/WTween-For-Egret
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