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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| { | ||
| "images" : [ | ||
| { | ||
| "filename" : "CAT.png", | ||
| "idiom" : "universal", | ||
| "scale" : "1x" | ||
| }, | ||
| { | ||
| "idiom" : "universal", | ||
| "scale" : "2x" | ||
| }, | ||
| { | ||
| "idiom" : "universal", | ||
| "scale" : "3x" | ||
| } | ||
| ], | ||
| "info" : { | ||
| "author" : "xcode", | ||
| "version" : 1 | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| // | ||
| // WaveGradientView.swift | ||
| // MyPack | ||
| // | ||
| // Created by jito on 2023/06/09. | ||
| // | ||
|
|
||
| import Foundation | ||
| import UIKit | ||
|
|
||
| class WaveGradientView: UIView { | ||
| var gradientLayer: CAGradientLayer! | ||
| var waveLayer: CAShapeLayer! | ||
|
|
||
| override func layoutSubviews() { | ||
| super.layoutSubviews() | ||
| createGradientLayer() | ||
| createWaveLayer() | ||
| animateGradient() | ||
| animateWave() | ||
| } | ||
|
|
||
| func createGradientLayer() { | ||
| gradientLayer = CAGradientLayer() | ||
| gradientLayer.frame = bounds | ||
|
|
||
| gradientLayer.colors = [UIColor.red.cgColor, UIColor.blue.cgColor] | ||
| gradientLayer.startPoint = CGPoint(x: 0, y: 0.5) | ||
| gradientLayer.endPoint = CGPoint(x: 1, y: 0.5) | ||
|
|
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| layer.addSublayer(gradientLayer) | ||
| } | ||
|
|
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| func animateGradient() { | ||
| let gradientChangeAnimation = CABasicAnimation(keyPath: "colors") | ||
| gradientChangeAnimation.duration = 2.0 | ||
| gradientChangeAnimation.toValue = [UIColor.yellow.cgColor, UIColor.green.cgColor] | ||
| gradientChangeAnimation.autoreverses = true | ||
| gradientChangeAnimation.repeatCount = Float.infinity | ||
|
|
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| gradientLayer.add(gradientChangeAnimation, forKey: nil) | ||
| } | ||
|
|
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| func createWaveLayer() { | ||
| waveLayer = CAShapeLayer() | ||
| waveLayer.path = createWavePath(amplitude: 20, frequency: 20).cgPath | ||
| waveLayer.fillColor = UIColor.clear.cgColor | ||
| waveLayer.strokeColor = UIColor.black.cgColor | ||
| waveLayer.lineWidth = 2 | ||
|
|
||
| layer.addSublayer(waveLayer) | ||
| } | ||
|
|
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| func createWavePath(amplitude: CGFloat, frequency: CGFloat) -> UIBezierPath { | ||
| let path = UIBezierPath() | ||
| let midY = bounds.midY | ||
|
|
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| for x in stride(from: CGFloat(0), to: bounds.width, by: 1) { | ||
| let relativeX = x / bounds.width | ||
| let sine = sin(relativeX * frequency + 0) * amplitude + midY | ||
| if x == 0 { | ||
| path.move(to: CGPoint(x: 0, y: sine)) | ||
| } else { | ||
| path.addLine(to: CGPoint(x: x, y: sine)) | ||
| } | ||
| } | ||
|
|
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| return path | ||
| } | ||
|
|
||
| func animateWave() { | ||
| let waveAnimation = CABasicAnimation(keyPath: "path") | ||
| waveAnimation.toValue = createWavePath(amplitude: 20, frequency: 20).cgPath | ||
| waveAnimation.duration = 2.0 | ||
| waveAnimation.autoreverses = true | ||
| waveAnimation.repeatCount = Float.infinity | ||
|
|
||
| waveLayer.add(waveAnimation, forKey: nil) | ||
| } | ||
| } |
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