【Swift UI】ProgressViewで進行状況表示！色や大きさと使い方

struct ProgressView<Label, CurrentValueLabel> where Label : View, CurrentValueLabel : View

struct ContentView: View {
    @State  private var progress = 0.5
    var body: some View {
        VStack {
            ProgressView(value: progress)
            Button("Add") { progress += 0.05 }
        }
    }
}

struct ContentView: View {
    var body: some View {
        VStack {
            ProgressView()
        }
    }
}

AsyncImage(url: URL(string: "https://appdev-room.com/image/swift.png")) { image in
  image.resizable()
} placeholder: {
  ProgressView()
}.frame(width: 50, height: 50)

struct ContentView: View {
    @State  private var progress = 0.6

    var body: some View {
        VStack {
            ProgressView(value: progress)
                .progressViewStyle(.linear)
            ProgressView()
                .progressViewStyle(.circular)
        }
    }
}

ProgressView(value: progress)
    .progressViewStyle(LinearProgressViewStyle(tint: .orange))
Button("Add") { progress += 0.05 }
    .padding()

ProgressView()
    .progressViewStyle(CircularProgressViewStyle(tint: .orange))

ProgressView()
    .progressViewStyle(CircularProgressViewStyle(tint: .orange))
    .scaleEffect(3)