Enhancements for SwiftUI.

Sources/LifeHash/LifeHashExtensions.swift

@@ -8,6 +8,7 @@
 import Foundation
 import UIKit
 import Combine
+import SwiftUI
 
 @objc private class DigestKey: NSObject {
     let digest: Data
@@ -30,6 +31,12 @@ extension LifeHashGenerator {
     private static let serializer = DispatchQueue(label: "LifeHash serializer")
     private static var cancellables: [DigestKey: AnyCancellable] = [:]
 
+    public static func image(for fingerprint: Fingerprint) -> AnyPublisher<Image, Never> {
+        getCachedImage(fingerprint).map { image in
+            Image(uiImage: image).interpolation(.none)
+        }.eraseToAnyPublisher()
+    }
+
     public static func getCachedImage(_ obj: Fingerprintable) -> Future<UIImage, Never> {
         getCachedImage(obj.fingerprint)
     }

Sources/LifeHash/LifeHashState.swift

@@ -9,6 +9,7 @@ import Foundation
 import Combine
 import UIKit
 import Dispatch
+import SwiftUI
 
 public final class LifeHashState: ObservableObject {
     public var input: Fingerprintable? {
@@ -24,7 +25,13 @@ public final class LifeHashState: ObservableObject {
         updateImage()
     }
 
-    @Published var image: UIImage?
+    public init(input: Fingerprintable?) {
+        self.input = input
+        self.fingerprint = input?.fingerprint
+        updateImage()
+    }
+
+    @Published var image: Image?
 
     private var cancellable: AnyCancellable?
 
@@ -36,7 +43,7 @@ public final class LifeHashState: ObservableObject {
         cancellable?.cancel()
         cancellable = LifeHashGenerator.getCachedImage(fingerprint).sink { image in
             DispatchQueue.main.async {
-                self.image = image
+                self.image = Image(uiImage: image).interpolation(.none)
             }
         }
     }

Sources/LifeHash/LifeHashView.swift

@@ -20,9 +20,8 @@ public struct LifeHashView<MissingView: View>: View {
     public var body: some View {
         Group {
             if state.image != nil {
-                Image(uiImage: state.image!)
+                state.image!
                     .resizable()
-                    .interpolation(.none)
             } else {
                 missingView
             }