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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,111 @@ | ||
| // | ||
| // ImagePickerView.swift | ||
| // | ||
| // | ||
| // Created by Alex Nagy on 19.01.2021. | ||
| // | ||
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| import SwiftUI | ||
| import UIKit | ||
| import PhotosUI | ||
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| public struct ImagePickerView: UIViewControllerRepresentable { | ||
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| public typealias UIViewControllerType = PHPickerViewController | ||
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| public init(filter: PHPickerFilter = .images, selectionLimit: Int = 1, delegate: PHPickerViewControllerDelegate) { | ||
| self.filter = filter | ||
| self.selectionLimit = selectionLimit | ||
| self.delegate = delegate | ||
| } | ||
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| private let filter: PHPickerFilter | ||
| private let selectionLimit: Int | ||
| private let delegate: PHPickerViewControllerDelegate | ||
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| public func makeUIViewController(context: Context) -> PHPickerViewController { | ||
| var configuration = PHPickerConfiguration(photoLibrary: PHPhotoLibrary.shared()) | ||
| configuration.filter = filter | ||
| configuration.selectionLimit = selectionLimit | ||
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| let controller = PHPickerViewController(configuration: configuration) | ||
| controller.delegate = delegate | ||
| return controller | ||
| } | ||
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| public func updateUIViewController(_ uiViewController: PHPickerViewController, context: Context) { } | ||
| } | ||
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| extension ImagePickerView { | ||
| public class Delegate: NSObject, PHPickerViewControllerDelegate { | ||
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| public init(isPresented: Binding<Bool>, isProccesing: Binding<Bool>,didCancel: @escaping (PHPickerViewController) -> (), didSelect: @escaping (ImagePickerResult) -> (), didFail: @escaping (ImagePickerError) -> ()) { | ||
| self._isPresented = isPresented | ||
| self._isProcessing = isProccesing | ||
| self.didCancel = didCancel | ||
| self.didSelect = didSelect | ||
| self.didFail = didFail | ||
| } | ||
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| @Binding var isPresented: Bool | ||
| @Binding var isProcessing: Bool | ||
| private let didCancel: (PHPickerViewController) -> () | ||
| private let didSelect: (ImagePickerResult) -> () | ||
| private let didFail: (ImagePickerError) -> () | ||
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| public func picker(_ picker: PHPickerViewController, didFinishPicking results: [PHPickerResult]) { | ||
| isProcessing = true | ||
| if results.count == 0 { | ||
| self.isPresented = false | ||
| self.isProcessing = false | ||
| self.didCancel(picker) | ||
| return | ||
| } | ||
| var images = [UIImage]() | ||
| for i in 0..<results.count { | ||
| let result = results[i] | ||
| if result.itemProvider.canLoadObject(ofClass: UIImage.self) { | ||
| result.itemProvider.loadObject(ofClass: UIImage.self) { newImage, error in | ||
| if let error = error { | ||
| self.isPresented = false | ||
| self.isProcessing = false | ||
| self.didFail(ImagePickerError(picker: picker, error: error)) | ||
| } else if let image = newImage as? UIImage { | ||
| images.append(image) | ||
| } | ||
| if images.count == results.count { | ||
| self.isPresented = false | ||
| self.isProcessing = false | ||
| if images.count != 0 { | ||
| self.didSelect(ImagePickerResult(picker: picker, images: images)) | ||
| } else { | ||
| self.didCancel(picker) | ||
| } | ||
| } | ||
| } | ||
| } else { | ||
| self.isPresented = false | ||
| self.isProcessing = false | ||
| self.didFail(ImagePickerError(picker: picker, error: ImagePickerViewError.cannotLoadObject)) | ||
| } | ||
| } | ||
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| } | ||
| } | ||
| } | ||
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| public struct ImagePickerResult { | ||
| public let picker: PHPickerViewController | ||
| public let images: [UIImage] | ||
| } | ||
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| public struct ImagePickerError { | ||
| public let picker: PHPickerViewController | ||
| public let error: Error | ||
| } | ||
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| public enum ImagePickerViewError: Error { | ||
| case cannotLoadObject | ||
| case failedToLoadObject | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| // | ||
| // UIImagePickerView.swift | ||
| // | ||
| // | ||
| // Created by Alex Nagy on 28.02.2021. | ||
| // | ||
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| import SwiftUI | ||
| import UIKit | ||
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| @available(iOS 13.0, *) | ||
| public struct UIImagePickerView: UIViewControllerRepresentable { | ||
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| public typealias UIViewControllerType = UIImagePickerController | ||
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| /// Image Picker with UIImagePickerController | ||
| /// - Parameters: | ||
| /// - allowsEditing: does it allow editing | ||
| /// - sourceType: source | ||
| /// - delegate: Image Picker Delegate | ||
| public init(allowsEditing: Bool = true, | ||
| sourceType: UIImagePickerController.SourceType = .photoLibrary, | ||
| delegate: UIImagePickerControllerDelegate & UINavigationControllerDelegate) { | ||
| self.allowsEditing = allowsEditing | ||
| self.sourceType = sourceType | ||
| self.delegate = delegate | ||
| } | ||
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| private let allowsEditing: Bool | ||
| private let sourceType: UIImagePickerController.SourceType | ||
| private let delegate: UIImagePickerControllerDelegate & UINavigationControllerDelegate | ||
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| public func makeUIViewController(context: UIViewControllerRepresentableContext<UIImagePickerView>) -> UIImagePickerController { | ||
| let controller = UIImagePickerController() | ||
| controller.allowsEditing = allowsEditing | ||
| controller.sourceType = sourceType | ||
| controller.delegate = delegate | ||
| return controller | ||
| } | ||
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| public func updateUIViewController(_ uiViewController: UIImagePickerController, context: UIViewControllerRepresentableContext<UIImagePickerView>) { } | ||
| } | ||
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| @available(iOS 13.0, *) | ||
| extension UIImagePickerView { | ||
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| public class Delegate: NSObject, UIImagePickerControllerDelegate, UINavigationControllerDelegate { | ||
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| public init(isPresented: Binding<Bool>, didCancel: @escaping (UIImagePickerController) -> (), didSelect: @escaping (UIImagePickerResult) -> ()) { | ||
| self._isPresented = isPresented | ||
| self.didCancel = didCancel | ||
| self.didSelect = didSelect | ||
| } | ||
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| @Binding var isPresented: Bool | ||
| private let didCancel: (UIImagePickerController) -> () | ||
| private let didSelect: (UIImagePickerResult) -> () | ||
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| public func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [UIImagePickerController.InfoKey : Any]) { | ||
| var image = UIImage() | ||
| if let editedImage = info[.editedImage] as? UIImage { | ||
| image = editedImage | ||
| } else if let originalImage = info[.originalImage] as? UIImage { | ||
| image = originalImage | ||
| } | ||
| isPresented = false | ||
| didSelect(UIImagePickerResult(picker: picker, image: image)) | ||
| } | ||
|
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| public func imagePickerControllerDidCancel(_ picker: UIImagePickerController) { | ||
| isPresented = false | ||
| didCancel(picker) | ||
| } | ||
| } | ||
|
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| } | ||
|
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| public struct UIImagePickerResult { | ||
| public let picker: UIImagePickerController | ||
| public let image: UIImage | ||
| } |
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xSticker.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved
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