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| 1 | +// The MIT License (MIT) |
| 2 | +// Copyright © 2019 Ivan Vorobei ( [email protected]) |
| 3 | +// |
| 4 | +// Permission is hereby granted, free of charge, to any person obtaining a copy |
| 5 | +// of this software and associated documentation files (the "Software"), to deal |
| 6 | +// in the Software without restriction, including without limitation the rights |
| 7 | +// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 8 | +// copies of the Software, and to permit persons to whom the Software is |
| 9 | +// furnished to do so, subject to the following conditions: |
| 10 | +// |
| 11 | +// The above copyright notice and this permission notice shall be included in all |
| 12 | +// copies or substantial portions of the Software. |
| 13 | +// |
| 14 | +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 15 | +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 16 | +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 17 | +// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 18 | +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 19 | +// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 20 | +// SOFTWARE. |
| 21 | + |
| 22 | +import UIKit |
| 23 | + |
| 24 | +public class SPAlertIconErrorView: UIView, SPAlertIconAnimatable { |
| 25 | + |
| 26 | + public func animate() { |
| 27 | + animateTopToBottomLine() |
| 28 | + animateBottomToTopLine() |
| 29 | + } |
| 30 | + |
| 31 | + private func animateTopToBottomLine() { |
| 32 | + let length = frame.width |
| 33 | + |
| 34 | + let topToBottomLine = UIBezierPath() |
| 35 | + topToBottomLine.move(to: CGPoint(x: length * 0.1, y: length * 0.1)) |
| 36 | + topToBottomLine.addLine(to: CGPoint(x: length * 0.9, y: length * 0.9)) |
| 37 | + |
| 38 | + let animatableLayer = CAShapeLayer() |
| 39 | + animatableLayer.path = topToBottomLine.cgPath |
| 40 | + animatableLayer.fillColor = UIColor.clear.cgColor |
| 41 | + animatableLayer.strokeColor = tintColor?.cgColor |
| 42 | + animatableLayer.lineWidth = 9 |
| 43 | + animatableLayer.lineCap = .round |
| 44 | + animatableLayer.lineJoin = .round |
| 45 | + animatableLayer.strokeEnd = 0 |
| 46 | + self.layer.addSublayer(animatableLayer) |
| 47 | + |
| 48 | + let animation = CABasicAnimation(keyPath: "strokeEnd") |
| 49 | + animation.duration = 0.3 |
| 50 | + animation.fromValue = 0 |
| 51 | + animation.toValue = 1 |
| 52 | + animation.timingFunction = CAMediaTimingFunction(name: .easeInEaseOut) |
| 53 | + |
| 54 | + animatableLayer.strokeEnd = 1 |
| 55 | + animatableLayer.add(animation, forKey: "animation") |
| 56 | + } |
| 57 | + |
| 58 | + private func animateBottomToTopLine() { |
| 59 | + let length = frame.width |
| 60 | + |
| 61 | + let bottomToTopLine = UIBezierPath() |
| 62 | + bottomToTopLine.move(to: CGPoint(x: length * 0.1, y: length * 0.9)) |
| 63 | + bottomToTopLine.addLine(to: CGPoint(x: length * 0.9, y: length * 0.1)) |
| 64 | + |
| 65 | + let animatableLayer = CAShapeLayer() |
| 66 | + animatableLayer.path = bottomToTopLine.cgPath |
| 67 | + animatableLayer.fillColor = UIColor.clear.cgColor |
| 68 | + animatableLayer.strokeColor = tintColor?.cgColor |
| 69 | + animatableLayer.lineWidth = 9 |
| 70 | + animatableLayer.lineCap = .round |
| 71 | + animatableLayer.lineJoin = .round |
| 72 | + animatableLayer.strokeEnd = 0 |
| 73 | + self.layer.addSublayer(animatableLayer) |
| 74 | + |
| 75 | + let animation = CABasicAnimation(keyPath: "strokeEnd") |
| 76 | + animation.duration = 0.3 |
| 77 | + animation.fromValue = 0 |
| 78 | + animation.toValue = 1 |
| 79 | + animation.timingFunction = CAMediaTimingFunction(name: .easeInEaseOut) |
| 80 | + |
| 81 | + animatableLayer.strokeEnd = 1 |
| 82 | + animatableLayer.add(animation, forKey: "animation") |
| 83 | + } |
| 84 | +} |
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