waterfallui: data get processed and drawn, ui controlls are dummy

1 files changed, 194 insertions, 0 deletions

diff --git a/Waterfall_UI/ContentView.swift b/Waterfall_UI/ContentView.swift
new file mode 100644
index 0000000..6c09fec
--- /dev/null
+++ b/Waterfall_UI/ContentView.swift
@@ -0,0 +1,194 @@
+//
+//  ContentView.swift
+//  Waterfall_UI
+//
+//  Created by Jacky Jack on 06/01/2025.
+//
+
+import SwiftUI
+import SwiftData
+
+private struct DeviceChoose: Identifiable {
+    let deviceName: String
+    var id: String { deviceName }
+}
+
+private let deviceList: [DeviceChoose] = [
+    DeviceChoose(deviceName:"RtlSDR   SN:00000000"),
+    DeviceChoose(deviceName:"BladeRF  SN:00000000"),
+    DeviceChoose(deviceName:"AirSpy   SN:00000000"),
+    DeviceChoose(deviceName:"AirSpyHF SN:00000000")
+]
+
+private struct SampleRateChoose: Identifiable {
+    let sampleRate: Int
+    var id: String { String(sampleRate) }
+}
+
+private let sampleRateList: [SampleRateChoose] = [
+    SampleRateChoose(sampleRate:1000),
+    SampleRateChoose(sampleRate:100000)
+]
+
+private struct FFTOptions: Identifiable {
+    let binsize: Int
+    var id: String { String(binsize) }
+}
+
+private let fftBinsList: [FFTOptions] = [
+    FFTOptions(binsize: 512),
+    FFTOptions(binsize: 1024),
+    FFTOptions(binsize: 2048),
+    FFTOptions(binsize: 4096),
+]
+
+struct ContentView: View {
+    @Environment(\.modelContext) private var modelContext
+    
+    @EnvironmentObject var sdrSpectrum: SDRSpectrum
+    
+    @Query private var items: [Item]
+    
+    @State private var selectedDevice: String = deviceList[0].deviceName
+    @State private var selectedSampleRate: String  = String(sampleRateList[0].sampleRate)
+    @State private var setFrequency: Int = 100000000
+    @State private var toggleAGC: Bool = false
+    @State private var selectorFFTBin: String = String(fftBinsList[0].binsize)
+    @State private var statusMessage: String = ""
+    
+    
+    var body: some View {
+        /*
+        NavigationSplitView {
+            List {
+                ForEach(items) { item in
+                    NavigationLink {
+                        Text("Item at \(item.timestamp, format: Date.FormatStyle(date: .numeric, time: .standard))")
+                    } label: {
+                        Text(item.timestamp, format: Date.FormatStyle(date: .numeric, time: .standard))
+                    }
+                }
+                .onDelete(perform: deleteItems)
+            }
+            .navigationSplitViewColumnWidth(min: 180, ideal: 200)
+            .toolbar {
+                ToolbarItem {
+                    Button(action: addItem) {
+                        Label("Add Item", systemImage: "plus")
+                    }
+                }
+            }
+        } detail: {
+            Text("Select an item")
+        }
+        */
+        HStack {
+            VStack {
+                Text("Hardware")//.border(.red)
+                Picker("Device", selection:$selectedDevice) {
+                    ForEach(deviceList) { device in
+                        Text("\(device.deviceName)")
+                    }
+                }
+                .onChange(of: selectedDevice) {
+                    statusMessage = "selected \(selectedDevice)"
+                }
+                Picker("SampleRate", selection:$selectedSampleRate) {
+                    ForEach(sampleRateList) { samplerate in
+                        Text("\(samplerate.sampleRate)")
+                    }
+                }.onChange(of:selectedSampleRate) {
+                    statusMessage = "selected \(selectedSampleRate)"
+                }
+                Divider()
+                HStack {
+                    Text("Control")
+                    Button("Start") {
+                        print("Start")
+                        statusMessage = "Running"
+                    }
+                    Button("Stop") {
+                        print("Stop")
+                        statusMessage = "Idle"
+                    }
+                }
+                Divider()
+                Text("Config")
+                HStack {
+                    Text("Frequency: ")
+                    TextField("Frquency: ", value: $setFrequency, format: .number)
+                        .onChange(of: setFrequency) {
+                            statusMessage = "frequency \(setFrequency)"
+                        }
+                        .onSubmit {
+                            statusMessage = "frequency submit"
+                        }
+                    Text("Hz")
+                }
+                Toggle("AGC",isOn: $toggleAGC)
+                    .onChange(of: toggleAGC) {
+                        if (self.toggleAGC) {
+                            statusMessage = "AGC on"
+                        } else {
+                            statusMessage = "AGC off"
+                        }
+                    }
+                Divider()
+                Text("FFT View")
+                Picker("FFT bins", selection:$selectorFFTBin) {
+                    ForEach(fftBinsList) { binssize in
+                        Text("\(binssize.binsize)")
+                    }
+                }
+                    .onChange(of: selectorFFTBin) {
+                        statusMessage = "set fft bins \(selectorFFTBin)"
+                    }
+                Spacer()
+                Divider()//.border(.red)
+                
+                HStack {
+                    Text("Version: \(software_version)")//.border(.red)
+                    Spacer()
+                }
+            }
+            Divider()
+            VStack {
+                //Text("Right")//.border(.red)
+                Divider()
+                Image(decorative: sdrSpectrum.outputImage,
+                                  scale: 1,
+                                  orientation: .left)
+                            .resizable()
+                            .scaledToFit()
+                .rotationEffect(Angle(degrees: 90))
+                Spacer()
+                Divider()//.border(.red)
+                
+                HStack {
+                    Spacer()
+                    Text("Status message: \(statusMessage)")//.border(.red)
+                }
+            }
+        }
+    }
+
+    private func addItem() {
+        withAnimation {
+            let newItem = Item(timestamp: Date())
+            modelContext.insert(newItem)
+        }
+    }
+
+    private func deleteItems(offsets: IndexSet) {
+        withAnimation {
+            for index in offsets {
+                modelContext.delete(items[index])
+            }
+        }
+    }
+}
+
+#Preview {
+    ContentView()
+        .modelContainer(for: Item.self, inMemory: true)
+}