dqhieu

// Swift 3

func Delay(seconds: TimeInterval, _ completion: @escaping () -> Void) {
    let when = DispatchTime.now() + seconds
    DispatchQueue.main.asyncAfter(deadline: when) {
        completion()
    }
}

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class TimeOut: NSObject {

    private let queue:dispatch_queue_t
    private let semaphore:dispatch_semaphore_t
    var completion:()->()
    
    convenience init(_ seconds:Double, completion:()->()) {
        self.init(seconds, fireOn:dispatch_get_main_queue(), completion:completion)
    }
    

dqhieu

import SystemConfiguration

public class Reachability {
    class func isConnectedToNetwork() -> Bool {
        var zeroAddress = sockaddr_in(sin_len: 0, sin_family: 0, sin_port: 0, sin_addr: in_addr(s_addr: 0), sin_zero: (0, 0, 0, 0, 0, 0, 0, 0))
        zeroAddress.sin_len = UInt8(sizeofValue(zeroAddress))
        zeroAddress.sin_family = sa_family_t(AF_INET)
        
        let defaultRouteReachability = withUnsafePointer(&zeroAddress) {
            SCNetworkReachabilityCreateWithAddress(kCFAllocatorDefault, UnsafePointer($0))

dqhieu

let myView = MyView(title: "Title", subTitle: "Sub title", content: "Content")
        
let myView2 = MyView(frame: .zero)
myView2.setTitle("Title", subTitle: "Sub title", content: "Content")

dqhieu

import UIKit
import SnapKit

class MyView: UIView {

    private var _titleLabel: UILabel!
    private var _subTitleLabel: UILabel!
    private var _contentLabel: UILabel!
    
    init(title: String? = nil, subTitle: String? = nil, content: String? = nil) {

dqhieu

myView = MyView(title: "Lorem Ipsum is simply dummy text of the printing", subTitle: "Lorem Ipsum is simply dummy text of the printing", content: "Lorem Ipsum is simply dummy text of the printing")
self.view.addSubview(myView)
        
myView.snp.makeConstraints { (make) in
  make.width.equalToSuperview().multipliedBy(0.5)
  make.centerX.centerY.equalToSuperview()
}

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    private func setupComponents() {
        _titleLabel = UILabel(frame: .zero)
        _titleLabel.textColor = UIColor.black
        _titleLabel.numberOfLines = 0
        _titleLabel.backgroundColor = UIColor.red
        addSubview(_titleLabel)

        _subTitleLabel = UILabel(frame: .zero)
        _subTitleLabel.textColor = UIColor.black
        _subTitleLabel.numberOfLines = 0

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    public func setTitle(_ title: String? = nil, subTitle: String? = nil, content: String? = nil) {
        _titleLabel.text = title
        _subTitleLabel.text = subTitle
        _contentLabel.text = content

        updateFrame()
    }
    
    private func updateFrame() {
        let titleLabelSize = _titleLabel.sizeThatFits(CGSize(width: _titleLabel.frame.width, height: 9999))

dqhieu

struct ContentView: View {

    @State var scale: CGFloat = 0
    @State var showingBlankHeart = true
    @State var heartScale: CGFloat = 0
    @State var textOpacity: Double = 1
    @State var offset1: CGFloat = 0
    @State var plus1Opacity: Double = 1
    @State var offset2: CGFloat = 0
    @State var plus2Opacity: Double = 1

dqhieu

struct ContentView: View {

  @State private var isActive = false
  @State private var isPressing = false
  @State var scale: CGFloat = 1
  @State var count = 0

  var body: some View {
    ZStack {
      Circle()