20 lines
597 B
C#
20 lines
597 B
C#
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using PCL.Core.UI.Animation.Animatable;
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using PCL.Core.UI.Animation.Core;
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namespace PCL.Core.UI.Animation;
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public sealed class DoubleFromToAnimation : FromToAnimationBase<double>
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{
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public override IAnimationFrame? ComputeNextFrame(IAnimatable target)
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{
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// 应用缓动函数
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var easedProgress = Easing.Ease(CurrentFrame, TotalFrames);
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// 计算当前值
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CurrentValue = ValueType == AnimationValueType.Relative
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? From + To * easedProgress
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: From + (To - From) * easedProgress;
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return base.ComputeNextFrame(target);
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}
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}
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