82 lines
2.5 KiB
Swift
82 lines
2.5 KiB
Swift
//
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// XIONLogoView.swift
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// XIONControlPanel
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//
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// Created by Charles Magahern on 12/30/15.
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// Copyright © 2015 XION. All rights reserved.
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//
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import UIKit
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class XIONLogoView: UIView
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{
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private var _xionLogoImageView: UIImageView = UIImageView()
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private var _logoInnerRingImageView: UIImageView = UIImageView()
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private var _logoOuterRingImageView: UIImageView = UIImageView()
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override init(frame: CGRect)
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{
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super.init(frame: frame)
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self.backgroundColor = UIColor.blackColor()
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_xionLogoImageView.image = UIImage(named: "XIONLogoWithRing")
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_xionLogoImageView.contentMode = .ScaleAspectFit
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_logoInnerRingImageView.image = UIImage(named: "XIONLogoInnerRing")
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_logoInnerRingImageView.contentMode = .ScaleAspectFit
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_logoOuterRingImageView.image = UIImage(named: "XIONLogoOuterRing")
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_logoOuterRingImageView.contentMode = .ScaleAspectFit
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self.addSubview(_logoOuterRingImageView)
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self.addSubview(_logoInnerRingImageView)
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self.addSubview(_xionLogoImageView)
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}
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required init?(coder aDecoder: NSCoder)
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{
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fatalError("unsupported")
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}
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override func layoutSubviews()
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{
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super.layoutSubviews()
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let bounds = self.bounds
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_xionLogoImageView.frame = bounds
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_logoInnerRingImageView.frame = bounds
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_logoOuterRingImageView.frame = bounds
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}
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// MARK: API
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func beginAnimating()
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{
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self.stopAnimating()
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let duration: NSTimeInterval = 20.0
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let clockwiseAnim = CABasicAnimation(keyPath: "transform.rotation")
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clockwiseAnim.fromValue = 0.0
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clockwiseAnim.toValue = 2.0 * π
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clockwiseAnim.duration = duration
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clockwiseAnim.repeatCount = Float.infinity
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let counterClockwiseAnim = CABasicAnimation(keyPath: "transform.rotation")
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counterClockwiseAnim.fromValue = 2.0 * π
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counterClockwiseAnim.toValue = 0.0
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counterClockwiseAnim.duration = duration
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counterClockwiseAnim.repeatCount = Float.infinity
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_logoInnerRingImageView.layer.addAnimation(clockwiseAnim, forKey: "LogoClockwiseAnimation")
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_logoOuterRingImageView.layer.addAnimation(counterClockwiseAnim, forKey: "LogoCounterclockwiseAnimation")
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}
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func stopAnimating()
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{
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_logoInnerRingImageView.layer.removeAllAnimations()
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_logoOuterRingImageView.layer.removeAllAnimations()
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}
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}
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