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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,125 +1,126 @@ | ||
| import UIKit | ||
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| protocol PageIndicatorDelegate: class { | ||
| func pageIndicator(_ pageIndicator: PageIndicator, didSelect index: Int) | ||
| func pageIndicator(_ pageIndicator: PageIndicator, didSelect index: Int) | ||
| } | ||
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| class PageIndicator: UIView { | ||
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| let items: [(name: String, selected: String, unselected: String)] | ||
| var buttons: [UIButton]! | ||
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| //lazy var indicator: UIImageView = self.makeIndicator() | ||
| weak var delegate: PageIndicatorDelegate? | ||
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| // MARK: - Initialization | ||
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| let items: [(name: String, selected: String, unselected: String)] | ||
| var buttons: [UIButton]! | ||
| //lazy var indicator: UIImageView = self.makeIndicator() | ||
| weak var delegate: PageIndicatorDelegate? | ||
| // MARK: - Initialization | ||
| required init(items: [(name: String, selected: String, unselected: String)]) { | ||
| self.items = items | ||
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| super.init(frame: .zero) | ||
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| setup() | ||
| } | ||
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| required init?(coder aDecoder: NSCoder) { | ||
| fatalError("init(coder:) has not been implemented") | ||
| } | ||
|
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| // MARK: - Layout | ||
|
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| override func layoutSubviews() { | ||
| super.layoutSubviews() | ||
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| let width = bounds.size.width / CGFloat(buttons.count) | ||
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| for (i, button) in buttons.enumerated() { | ||
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| button.frame = CGRect(x: width * CGFloat(i), | ||
| y: 0, | ||
| width: width, | ||
| height: bounds.size.height) | ||
| self.items = items | ||
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| super.init(frame: .zero) | ||
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| setup() | ||
| } | ||
|
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| // indicator.frame.size = CGSize(width: width / 1.5, height: 4) | ||
| // indicator.frame.origin.y = bounds.size.height - indicator.frame.size.height | ||
| // | ||
| // if indicator.frame.origin.x == 0 { | ||
| // select(index: 0) | ||
| // } | ||
| } | ||
|
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| override func didMoveToSuperview() { | ||
| super.didMoveToSuperview() | ||
| } | ||
|
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| // MARK: - Setup | ||
|
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| func setup() { | ||
| buttons = items.map { | ||
| let button = self.makeButton($0) | ||
| addSubview(button) | ||
|
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| return button | ||
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| required init?(coder aDecoder: NSCoder) { | ||
| fatalError("init(coder:) has not been implemented") | ||
| } | ||
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| //addSubview(indicator) | ||
| } | ||
|
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| // MARK: - Controls | ||
|
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|
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| // MARK: - Layout | ||
|
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| override func layoutSubviews() { | ||
| super.layoutSubviews() | ||
|
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| let width = bounds.size.width / CGFloat(buttons.count) | ||
|
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| for (i, button) in buttons.enumerated() { | ||
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| button.frame = CGRect(x: width * CGFloat(i), | ||
| y: 0, | ||
| width: width, | ||
| height: bounds.size.height) | ||
| } | ||
|
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| // indicator.frame.size = CGSize(width: width / 1.5, height: 4) | ||
| // indicator.frame.origin.y = bounds.size.height - indicator.frame.size.height | ||
| // | ||
| // if indicator.frame.origin.x == 0 { | ||
| // select(index: 0) | ||
| // } | ||
| } | ||
|
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| override func didMoveToSuperview() { | ||
| super.didMoveToSuperview() | ||
| } | ||
|
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| // MARK: - Setup | ||
|
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| func setup() { | ||
| buttons = items.map { | ||
| let button = self.makeButton($0) | ||
| addSubview(button) | ||
|
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| return button | ||
| } | ||
|
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| //addSubview(indicator) | ||
| } | ||
|
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| // MARK: - Controls | ||
|
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| func makeButton(_ title: (name:String, selected:String, unselected:String)) -> UIButton { | ||
| let button = UIButton(type: .custom) | ||
| //button.setTitle("", for: UIControlState()) | ||
| let button = UIButton(type: .custom) | ||
| //button.setTitle("", for: UIControlState()) | ||
| button.setImage(UIImage(named: title.unselected), for: .normal) | ||
| button.setImage(UIImage(named: title.selected), for: .selected) | ||
| //button.setTitleColor(Config.PageIndicator.textColor, for: UIControlState()) | ||
| //button.setTitleColor(UIColor.gray, for: .highlighted) | ||
| button.backgroundColor = Config.PageIndicator.backgroundColor | ||
| button.addTarget(self, action: #selector(buttonTouched(_:)), for: .touchUpInside) | ||
| //button.titleLabel?.font = buttonFont(false) | ||
|
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| return button | ||
| } | ||
|
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| func makeIndicator() -> UIImageView { | ||
| let imageView = UIImageView(image: GalleryBundle.image("gallery_page_indicator")) | ||
|
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| return imageView | ||
| } | ||
|
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| // MARK: - Action | ||
|
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| @objc func buttonTouched(_ button: UIButton) { | ||
| let index = buttons.index(of: button) ?? 0 | ||
| delegate?.pageIndicator(self, didSelect: index) | ||
| select(index: index) | ||
| } | ||
|
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| // MARK: - Logic | ||
|
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| func select(index: Int, animated: Bool = true) { | ||
| for (i, b) in buttons.enumerated() { | ||
| //button.setTitleColor(Config.PageIndicator.textColor, for: UIControlState()) | ||
| //button.setTitleColor(UIColor.gray, for: .highlighted) | ||
| button.backgroundColor = Config.PageIndicator.backgroundColor | ||
| button.addTarget(self, action: #selector(buttonTouched(_:)), for: .touchUpInside) | ||
| //button.titleLabel?.font = buttonFont(false) | ||
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| let info = items[i] | ||
| b.setImage(UIImage(named: i == index ? info.selected : info.unselected), for: .normal) | ||
| //b.titleLabel?.font = buttonFont(i == index) | ||
| return button | ||
| } | ||
|
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| func makeIndicator() -> UIImageView { | ||
| let imageView = UIImageView(image: GalleryBundle.image("gallery_page_indicator")) | ||
|
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| return imageView | ||
| } | ||
|
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| // MARK: - Action | ||
|
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| @objc func buttonTouched(_ button: UIButton) { | ||
| let index = buttons.index(of: button) ?? 0 | ||
| delegate?.pageIndicator(self, didSelect: index) | ||
| select(index: index) | ||
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| UIView.animate(withDuration: 0.15, animations: { | ||
| button.transform = CGAffineTransform(scaleX: 0.8, y: 0.8) | ||
| }) { _ in | ||
| UIView.animate(withDuration: 0.15, animations: { | ||
| button.transform = CGAffineTransform(scaleX: 1.1, y: 1.1) | ||
| }, completion: { _ in | ||
| UIView.animate(withDuration: 0.075, animations: { | ||
| button.transform = .identity | ||
| }) | ||
| }) | ||
| } | ||
|
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| } | ||
|
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| // MARK: - Logic | ||
|
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| func select(index: Int, animated: Bool = true) { | ||
| for (i, b) in buttons.enumerated() { | ||
| let info = items[i] | ||
| b.setImage(UIImage(named: i == index ? info.selected : info.unselected), for: .normal) | ||
| } | ||
| } | ||
|
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| // MARK: - Helper | ||
|
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| func buttonFont(_ selected: Bool) -> UIFont { | ||
| return selected ? Config.Font.Main.bold.withSize(14) : Config.Font.Main.regular.withSize(14) | ||
| } | ||
|
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| // UIView.animate(withDuration: animated ? 0.25 : 0.0, | ||
| // delay: 0, | ||
| // usingSpringWithDamping: 0.7, | ||
| // initialSpringVelocity: 0.5, | ||
| // options: .beginFromCurrentState, | ||
| // animations: { | ||
| // self.indicator.center.x = self.buttons[index].center.x | ||
| // }, | ||
| // completion: nil) | ||
| } | ||
|
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| // MARK: - Helper | ||
|
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| func buttonFont(_ selected: Bool) -> UIFont { | ||
| return selected ? Config.Font.Main.bold.withSize(14) : Config.Font.Main.regular.withSize(14) | ||
| } | ||
| } |
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