SmartImageView
示例
要运行示例项目，请克隆仓库，并先从 Example 目录中运行 pod install。
要求
iOS 11.0 *
安装
SmartImageView 通过 CocoaPods 提供。要安装它，简单地将以下行添加到您的 Podfile 中
pod 'SmartImageView'用法
import UIKit
class ViewController: UIViewController {
// Works programmatically or using the interface builder
@IBOutlet weak var smartImageView: SmartImageView!
fileprivate let image = UIImage(named: "Sample1")
override func viewDidLoad() {
super.viewDidLoad()
smartImageView.delegate = self
smartImageView.searchForFaces(on: image)
}
}SmartImageViewDelegate
import UIKit
@available(iOS 11.0, *)
@objc public protocol SmartImageViewDelegate: class {
/// Asks the delegate for a view object to display in every face found.
@objc optional func smartImageView(_ smartImageView: SmartImageView, viewForFaceIn frame: CGRect) -> UIView
/// Sent after SmartImageView finishes searching for faces.
@objc optional func smartImageView(_ smartImageView: SmartImageView, numberOfFacesFound: Int)
/// Sent if an error was found at any time during the task.
@objc optional func smartImageView(_ smartImageView: SmartImageView, encountered error: Error)
}SmartImageViewDelegate 使用方法
extension ViewController: SmartImageViewDelegate {
func smartImageView(_ smartImageView: SmartImageView, numberOfFacesFound: Int) {
print("Found: \(numberOfFacesFound) face(s)")
}
func smartImageView(_ smartImageView: SmartImageView, viewForFaceIn frame: CGRect) -> UIView {
let customView = UIView(frame: frame)
customView.backgroundColor = .yellow
customView.alpha = 0.5
return customView
}
func smartImageView(_ smartImageView: SmartImageView, encountered error: Error) {
print(error.localizedDescription)
}
}作者
manuelbulos, [email protected]
许可
SmartImageView 可在 MIT 许可下使用。更多信息请参阅 LICENSE 文件。