mirror of
https://gitlab.linphone.org/BC/public/linphone-iphone.git
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85 lines
2.5 KiB
Swift
85 lines
2.5 KiB
Swift
/*
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* Copyright (c) 2010-2023 Belledonne Communications SARL.
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*
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* This file is part of linphone-iphone
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import SwiftUI
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import PhotosUI
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struct PhotoPicker: UIViewControllerRepresentable {
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typealias UIViewControllerType = PHPickerViewController
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let filter: PHPickerFilter
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var limit: Int = 0
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let onComplete: ([PHPickerResult]) -> Void
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func makeUIViewController(context: Context) -> PHPickerViewController {
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var configuration = PHPickerConfiguration()
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configuration.filter = filter
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configuration.selectionLimit = limit
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let controller = PHPickerViewController(configuration: configuration)
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controller.delegate = context.coordinator
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return controller
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}
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static func convertToUIImageArray(fromResults results: [PHPickerResult], onComplete: @escaping ([UIImage]?, Error?) -> Void) {
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var images = [UIImage]()
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let dispatchGroup = DispatchGroup()
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for result in results {
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dispatchGroup.enter()
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let itemProvider = result.itemProvider
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if itemProvider.canLoadObject(ofClass: UIImage.self) {
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itemProvider.loadObject(ofClass: UIImage.self) { (imageOrNil, errorOrNil) in
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if let error = errorOrNil {
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onComplete(nil, error)
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}
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if let image = imageOrNil as? UIImage {
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images.append(image)
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}
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dispatchGroup.leave()
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}
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}
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}
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dispatchGroup.notify(queue: .main) {
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onComplete(images, nil)
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}
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}
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func updateUIViewController(_ uiViewController: PHPickerViewController, context: Context) {}
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func makeCoordinator() -> Coordinator {
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return Coordinator(self)
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}
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class Coordinator: PHPickerViewControllerDelegate {
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private let parent: PhotoPicker
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init(_ parent: PhotoPicker) {
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self.parent = parent
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}
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func picker(_ picker: PHPickerViewController, didFinishPicking results: [PHPickerResult]) {
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picker.dismiss(animated: true)
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parent.onComplete(results)
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}
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}
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}
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