heestand-xyz/PixelCanvas

SwiftUI View to zoom down to pixel level detail.

Pixel Canvas

Pan and zoom images down to pixel level.

For iOS (v16), macOS (v13) and visionOS (v1).

Note that pixel level detail with a SwiftUI shader is only available for iOS (v17), macOS (v14) and visionOS (v1).

import SwiftUI
import PixelCanvas

struct ContentView: View {
    
    @StateObject private var pixelCanvas = PixelCanvas()
    
    var body: some View {
        PixelCanvasView(
            pixelCanvas,
            background: { pixels, frame in
                ZStack {
                    pixels
                    PixelCanvasLayout(frame: frame) {
                        // Background
                    }
                }
            },
            foreground: {
                // Foreground
            }
        )
        .onAppear {
            pixelCanvas.load(
                image: Image("..."),
                resolution: CGSize(width: 3_000, height: 2_000)
            )
        }
    }
}

#Preview {
    ContentView()
}