我正在以圆形方式围绕视图旋转几个圆形按钮。在旋转时，如果用户单击任何按钮，则不会发生任何事件。 使用下面的代码。 请参见addButton函数的代码。这就是我添加按钮的方式。然后创建TrieView对象并将其添加到目标视图中，然后调用addAnimation方法。
import Foundation
class TribeView: UIView {
var circleTapBlock:((Int) -> Void)?
var nameLabel:UILabel!
var type = CircleType.TribeHomeCenter
var index = 99999999999
private var bgImageView = UIImageView()
private var whiteCircle = UIView()
private var profilePic = AvatarImageView()
private var titleLabel = UILabel()
enum CircleType {
case TribeHomeCenter
case TribeHomeOrbit
}
var isFreeSize:Bool {
switch type {
case .TribeHomeCenter,.TribeHomeOrbit:
return false
}
}
var bgImageTopConstant:CGFloat{
switch type {
case .TribeHomeCenter:
return -22
case .TribeHomeOrbit:
return -22
}
}
static func viewSize(for type:CircleType) -> CGSize {
switch type {
case .TribeHomeCenter:
return CGSize(width: 80, height: 100)
case .TribeHomeOrbit:
return CGSize(width: 60, height: 80)
}
}
var bgImagesize:CGSize{
switch type {
case .TribeHomeCenter:
return CGSize(width: 135, height: 135)
case .TribeHomeOrbit:
return CGSize(width: 100, height: 100)
}
}
var whiteCircleize:CGSize{
switch type {
case .TribeHomeCenter:
return CGSize(width: 50, height: 50)
case .TribeHomeOrbit:
return CGSize(width: 40, height: 40)
}
}
var profilePicSize:CGSize{
switch type {
case .TribeHomeCenter:
return CGSize(width: 48, height: 48)
case .TribeHomeOrbit:
return CGSize(width: 38, height: 38)
}
}
var titleLabelSize:CGSize{
switch type {
case .TribeHomeCenter:
return CGSize(width: TribeView.viewSize(for: type).width, height: 20)
case .TribeHomeOrbit:
return CGSize(width: TribeView.viewSize(for: type).width, height: 20)
}
}
var titleLabelTopConstant:CGFloat{
switch type {
case .TribeHomeCenter:
return 80
case .TribeHomeOrbit:
return 60
}
}
var titleFont:UIFont {
switch type {
case .TribeHomeCenter:
return UIFont(name: UIFont.cineBeeRegular, size: 13)!
case .TribeHomeOrbit:
return UIFont(name: UIFont.cineBeeRegular, size: 11)!
}
}
init(name:String,imageUrl:String?,type:CircleType) {
self.type = type
let tempSize = TribeView.viewSize(for: type)
let origin = CGPoint(x: -tempSize.width/2, y: -tempSize.height/2)
// super.init(frame: CGRect.init(origin: CGPoint.init(x: 0, y: 0), size: size))
super.init(frame: CGRect.init(origin: origin, size:tempSize))
self.backgroundColor = UIColor.clear
self.isUserInteractionEnabled = true
addbackgroundImage()
addWhiteCircle()
addProfilePic(imageUrl: imageUrl)
addName(name)
addButton()
}
init(name:String,imageUrl:String?,size:CGSize,freeSizeLabel:Bool = false) {
super.init(frame: CGRect.init(origin: CGPoint.init(x: 0, y: 0), size: size))
addProfilePic(imageUrl: imageUrl)
addName(name)
}
private func addbackgroundImage() {
bgImageView = UIImageView()
bgImageView.contentMode = .scaleAspectFit
bgImageView.translatesAutoresizingMaskIntoConstraints = false
let width = NSLayoutConstraint(item: bgImageView, attribute: .width, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: bgImagesize.width)
let top = NSLayoutConstraint.init(item: bgImageView, attribute: .top, relatedBy: .equal, toItem: self, attribute: .top, multiplier: 1, constant: bgImageTopConstant)
let height = NSLayoutConstraint.init(item: bgImageView, attribute: .height, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: bgImagesize.height)
let centerx = NSLayoutConstraint.init(item: bgImageView, attribute: .centerX , relatedBy: .equal, toItem: self, attribute: .centerX, multiplier: 1, constant: 0)
self.addSubview(bgImageView)
self.addConstraints([width,height,top,centerx])
bgImageView.image = UIImage(named: "GreenGlow")
// bgImageView.clipsToBounds = true
// bgImageView.layer.cornerRadius = bgImagesize.width/2
}
private func addWhiteCircle() {
whiteCircle = UIView()
whiteCircle.translatesAutoresizingMaskIntoConstraints = false
whiteCircle.backgroundColor = UIColor.white
bgImageView.addSubview(whiteCircle)
let width = NSLayoutConstraint(item: whiteCircle, attribute: .width, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: whiteCircleize.width)
let height = NSLayoutConstraint.init(item: whiteCircle, attribute: .height, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: whiteCircleize.height)
let centerx = NSLayoutConstraint.init(item: whiteCircle, attribute: .centerX , relatedBy: .equal, toItem: bgImageView, attribute: .centerX, multiplier: 1, constant: 0)
let centery = NSLayoutConstraint.init(item: whiteCircle, attribute: .centerY , relatedBy: .equal, toItem: bgImageView, attribute: .centerY, multiplier: 1, constant: 0)
self.addConstraints([width,height,centery,centerx])
whiteCircle.layer.cornerRadius = whiteCircleize.width/2
whiteCircle.clipsToBounds = true
}
private func addButton() {
let button = UIButton(type: .system)
button.translatesAutoresizingMaskIntoConstraints = false
button.backgroundColor = UIColor.red
bgImageView.isUserInteractionEnabled = true
bgImageView.addSubview(button)
let width = NSLayoutConstraint(item: button, attribute: .width, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: whiteCircleize.width)
let height = NSLayoutConstraint.init(item: button, attribute: .height, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: whiteCircleize.height)
let centerx = NSLayoutConstraint.init(item: button, attribute: .centerX , relatedBy: .equal, toItem: bgImageView, attribute: .centerX, multiplier: 1, constant: 0)
let centery = NSLayoutConstraint.init(item: button, attribute: .centerY , relatedBy: .equal, toItem: bgImageView, attribute: .centerY, multiplier: 1, constant: 0)
self.addConstraints([width,height,centery,centerx])
button.layer.cornerRadius = whiteCircleize.width/2
button.clipsToBounds = true
button.addTarget(self, action: #selector(TribeView.circleTapAction), for: .touchUpInside)
self.isUserInteractionEnabled = true
button.isUserInteractionEnabled = true
}
private func addProfilePic(imageUrl:String?) {
profilePic = AvatarImageView()
profilePic.contentMode = .center
profilePic.translatesAutoresizingMaskIntoConstraints = false
whiteCircle.addSubview(profilePic)
whiteCircle.isUserInteractionEnabled = true
let width = NSLayoutConstraint(item: profilePic, attribute: .width, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: profilePicSize.width)
let height = NSLayoutConstraint.init(item: profilePic, attribute: .height, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: profilePicSize.height)
let centerx = NSLayoutConstraint.init(item: profilePic, attribute: .centerX , relatedBy: .equal, toItem: whiteCircle, attribute: .centerX, multiplier: 1, constant: 0)
let centery = NSLayoutConstraint.init(item: profilePic, attribute: .centerY , relatedBy: .equal, toItem: whiteCircle, attribute: .centerY, multiplier: 1, constant: 0)
self.addConstraints([width,height,centery,centerx])
profilePic.layer.cornerRadius = profilePicSize.width/2
profilePic.clipsToBounds = true
self.addConstraints([width,height,centery,centerx])
profilePic.showImage(imageUrl)
profilePic.isUserInteractionEnabled = true
let tapGesture = UITapGestureRecognizer(target: self, action: #selector(TribeView.circleTapAction))
tapGesture.numberOfTapsRequired = 1
profilePic.addGestureRecognizer(tapGesture)
}
private func addName(_ name:String) {
titleLabel = UILabel()
titleLabel.translatesAutoresizingMaskIntoConstraints = false
titleLabel.textAlignment = .center
titleLabel.text = name
titleLabel.font = titleFont
titleLabel.textColor = UIColor.black
self.addSubview(titleLabel)
let top = NSLayoutConstraint.init(item: titleLabel, attribute: .top, relatedBy: .equal, toItem: self, attribute: .top, multiplier: 1, constant: titleLabelTopConstant)
let width = NSLayoutConstraint(item: titleLabel, attribute: .width, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: titleLabelSize.width)
let height = NSLayoutConstraint.init(item: titleLabel, attribute: .height, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: titleLabelSize.height)
let centerx = NSLayoutConstraint.init(item: titleLabel, attribute: .centerX , relatedBy: .equal, toItem: self, attribute: .centerX, multiplier: 1, constant: 0)
self.addConstraints([width,height,centerx,top])
}
required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
func addAnimation(path:UIBezierPath , time:Int) {
let animation = CAKeyframeAnimation(keyPath: "position")
animation.duration = CFTimeInterval(time)
animation.isAdditive = true
animation.repeatCount = Float.infinity
//animation.calculationMode = kCAAnimationPaced
//animation.rotationMode = kCAAnimationRotateAuto
// animation.fillMode = kCAFillModeForwards
animation.isRemovedOnCompletion = false
animation.path = path.cgPath
animation.speed = 1.0
self.layer.add(animation, forKey: nil)
}
@objc func circleTapAction() {
circleTapBlock?(self.index)
}
}