44 lines
1.5 KiB
Swift
44 lines
1.5 KiB
Swift
import SwiftUI
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struct ImageViewerView: View {
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let imageData: Data
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@State private var scale: CGFloat = 1.0
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@Environment(\.dismiss) private var dismiss
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var body: some View {
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NavigationStack {
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GeometryReader { geo in
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if let uiImage = UIImage(data: imageData) {
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Image(uiImage: uiImage)
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.resizable()
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.aspectRatio(contentMode: .fit)
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.scaleEffect(scale)
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.gesture(
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MagnifyGesture()
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.onChanged { value in
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scale = value.magnification
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}
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.onEnded { _ in
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withAnimation {
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scale = max(1.0, min(scale, 5.0))
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}
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}
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)
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.onTapGesture(count: 2) {
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withAnimation {
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scale = scale > 1 ? 1 : 2
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}
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}
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.frame(width: geo.size.width, height: geo.size.height)
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}
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}
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.toolbar {
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ToolbarItem(placement: .topBarTrailing) {
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Button("Done") { dismiss() }
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}
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}
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.background(.black)
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}
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}
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}
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