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Various improvements
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@@ -40,4 +40,49 @@ public extension CALayer {
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self.add(animation, forKey: "shake")
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}
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func addReorderingShaking() {
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func degreesToRadians(_ x: CGFloat) -> CGFloat {
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return .pi * x / 180.0
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}
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let duration: Double = 0.4
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let displacement: CGFloat = 1.0
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let degreesRotation: CGFloat = 2.0
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let negativeDisplacement = -1.0 * displacement
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let position = CAKeyframeAnimation.init(keyPath: "position")
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position.beginTime = 0.8
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position.duration = duration
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position.values = [
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NSValue(cgPoint: CGPoint(x: negativeDisplacement, y: negativeDisplacement)),
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NSValue(cgPoint: CGPoint(x: 0, y: 0)),
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NSValue(cgPoint: CGPoint(x: negativeDisplacement, y: 0)),
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NSValue(cgPoint: CGPoint(x: 0, y: negativeDisplacement)),
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NSValue(cgPoint: CGPoint(x: negativeDisplacement, y: negativeDisplacement))
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]
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position.calculationMode = .linear
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position.isRemovedOnCompletion = false
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position.repeatCount = Float.greatestFiniteMagnitude
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position.beginTime = CFTimeInterval(Float(arc4random()).truncatingRemainder(dividingBy: Float(25)) / Float(100))
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position.isAdditive = true
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let transform = CAKeyframeAnimation.init(keyPath: "transform")
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transform.beginTime = 2.6
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transform.duration = 0.3
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transform.valueFunction = CAValueFunction(name: CAValueFunctionName.rotateZ)
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transform.values = [
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degreesToRadians(-1.0 * degreesRotation),
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degreesToRadians(degreesRotation),
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degreesToRadians(-1.0 * degreesRotation)
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]
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transform.calculationMode = .linear
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transform.isRemovedOnCompletion = false
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transform.repeatCount = Float.greatestFiniteMagnitude
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transform.isAdditive = true
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transform.beginTime = CFTimeInterval(Float(arc4random()).truncatingRemainder(dividingBy: Float(25)) / Float(100))
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self.add(position, forKey: "shaking_position")
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self.add(transform, forKey: "shaking_rotation")
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}
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}
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