独立开发者

import SwiftUI
import SwiftyCrop

struct ExampleView: View {
    @State private var showImageCropper: Bool = false
    @State private var selectedImage: UIImage?

    var body: some View {
        VStack {
            Button("Crop downloaded image") {
                Task {
                    selectedImage = await downloadExampleImage()
                    showImageCropper.toggle()
                }
            }
        }
        .fullScreenCover(isPresented: $showImageCropper) {
            if let selectedImage = selectedImage {
                SwiftyCropView(
                    imageToCrop: selectedImage,
                    maskShape: .square
                ) { croppedImage in
                    // Do something with the returned, cropped image
                }
            }
        }
    }

    private func downloadExampleImage() async -> UIImage? {
        let urlString = "https://picsum.photos/1000/1200"
        guard let url = URL(string: urlString),
              let (data, _) = try? await URLSession.shared.data(from: url),
              let image = UIImage(data: data)
        else { return nil }

        return image
    }
}