Jorge updates

Source/Azure/AzureIoTHub/Controllers/DisplayController.cs

@@ -0,0 +1,241 @@
+using Meadow;
+using Meadow.Foundation.Graphics;
+using Meadow.Foundation.Graphics.MicroLayout;
+using Meadow.Units;
+using System.Threading;
+
+namespace MeadowAzureIoTHub.Controllers
+{
+    public class DisplayController
+    {
+        Color backgroundColor = Color.FromHex("#23ABE3");
+
+        Font8x12 font8x12 = new Font8x12();
+        Font12x20 font12X20 = new Font12x20();
+
+        CancellationTokenSource token;
+
+        Image imgWifi = Image.LoadFromResource("MeadowAzureIoTHub.Resources.img_wifi.bmp");
+        Image imgWifiFade = Image.LoadFromResource("MeadowAzureIoTHub.Resources.img_wifi_fade.bmp");
+        Image imgSync = Image.LoadFromResource("MeadowAzureIoTHub.Resources.img_sync.bmp");
+        Image imgSyncFade = Image.LoadFromResource("MeadowAzureIoTHub.Resources.img_sync_fade.bmp");
+
+        DisplayScreen displayScreen;
+
+        AbsoluteLayout SplashLayout;
+
+        AbsoluteLayout DataLayout;
+
+        Picture Wifi;
+
+        Picture Sync;
+
+        Label Title;
+
+        Label Temperature;
+
+        Label Humidity;
+
+        public DisplayController(IGraphicsDisplay display)
+        {
+            displayScreen = new DisplayScreen(display, RotationType._90Degrees)
+            {
+                BackgroundColor = backgroundColor
+            };
+
+            LoadSplashLayout();
+
+            displayScreen.Controls.Add(SplashLayout);
+
+            LoadDataLayout();
+
+            displayScreen.Controls.Add(DataLayout);
+        }
+
+        private void LoadSplashLayout()
+        {
+            SplashLayout = new AbsoluteLayout(displayScreen, 0, 0, displayScreen.Width, displayScreen.Height)
+            {
+                IsVisible = false
+            };
+
+            var logo = Image.LoadFromResource("MeadowAzureIoTHub.Resources.img_meadow.bmp");
+            var displayImage = new Picture(
+                55,
+                60,
+                logo.Width,
+                logo.Height,
+                logo)
+            {
+                BackColor = backgroundColor,
+                HorizontalAlignment = HorizontalAlignment.Center,
+                VerticalAlignment = VerticalAlignment.Center,
+            };
+            SplashLayout.Controls.Add(displayImage);
+
+            SplashLayout.Controls.Add(new Label(
+                0,
+                160,
+                displayScreen.Width,
+                font8x12.Height)
+            {
+                Text = $"Azure IoT Hub",
+                TextColor = Color.Black,
+                Font = font8x12,
+                ScaleFactor = ScaleFactor.X2,
+                HorizontalAlignment = HorizontalAlignment.Center,
+            });
+        }
+
+        public void LoadDataLayout()
+        {
+            DataLayout = new AbsoluteLayout(displayScreen, 0, 0, displayScreen.Width, displayScreen.Height)
+            {
+                IsVisible = false
+            };
+
+            Sync = new Picture(
+                15,
+                15,
+                imgSyncFade.Width,
+                imgSyncFade.Height,
+                imgSyncFade);
+            DataLayout.Controls.Add(Sync);
+
+            Title = new Label(
+                60,
+                20,
+                120,
+                26)
+            {
+                Text = "AMQP",
+                TextColor = Color.Black,
+                Font = font8x12,
+                ScaleFactor = ScaleFactor.X2,
+                HorizontalAlignment = HorizontalAlignment.Center,
+                VerticalAlignment = VerticalAlignment.Center
+            };
+            DataLayout.Controls.Add(Title);
+
+            Wifi = new Picture(
+                195,
+                15,
+                imgWifiFade.Width,
+                imgWifiFade.Height,
+                imgWifiFade);
+            DataLayout.Controls.Add(Wifi);
+
+            DataLayout.Controls.Add(new Box(
+                20,
+                57,
+                200,
+                76)
+            {
+                ForeColor = Color.Black,
+                IsFilled = false
+            });
+
+            DataLayout.Controls.Add(new Label(
+                24,
+                65,
+                192,
+                font8x12.Height * 2)
+            {
+                Text = "Temperature",
+                TextColor = Color.Black,
+                Font = font8x12,
+                ScaleFactor = ScaleFactor.X2,
+                HorizontalAlignment = HorizontalAlignment.Center
+            });
+
+            Temperature = new Label(
+                24,
+                93,
+                192,
+                font12X20.Height * 2)
+            {
+                Text = "--°C",
+                TextColor = Color.Black,
+                Font = font12X20,
+                ScaleFactor = ScaleFactor.X2,
+                HorizontalAlignment = HorizontalAlignment.Center
+            };
+            DataLayout.Controls.Add(Temperature);
+
+            DataLayout.Controls.Add(new Box(
+                20,
+                144,
+                200,
+                76)
+            {
+                ForeColor = Color.Black,
+                IsFilled = false
+            });
+
+            DataLayout.Controls.Add(new Label(
+                24,
+                152,
+                192,
+                font8x12.Height * 2)
+            {
+                Text = "Humidity",
+                TextColor = Color.Black,
+                Font = font8x12,
+                ScaleFactor = ScaleFactor.X2,
+                HorizontalAlignment = HorizontalAlignment.Center
+            });
+
+            Humidity = new Label(
+                24,
+                180,
+                192,
+                font12X20.Height * 2)
+            {
+                Text = "--%",
+                TextColor = Color.Black,
+                Font = font12X20,
+                ScaleFactor = ScaleFactor.X2,
+                HorizontalAlignment = HorizontalAlignment.Center
+            };
+            DataLayout.Controls.Add(Humidity);
+        }
+
+        public void ShowSplashScreen()
+        {
+            DataLayout.IsVisible = false;
+            SplashLayout.IsVisible = true;
+        }
+
+        public void ShowDataScreen()
+        {
+            SplashLayout.IsVisible = false;
+            DataLayout.IsVisible = true;
+        }
+
+        public void UpdateTitle(string title)
+        {
+            Title.Text = title;
+        }
+
+        public void UpdateWiFiStatus(bool isConnected)
+        {
+            Wifi.Image = isConnected
+                ? imgWifi
+                : imgWifiFade;
+        }
+
+        public void UpdateSyncStatus(bool isSyncing)
+        {
+            Sync.Image = isSyncing
+                ? imgSync
+                : imgSyncFade;
+        }
+
+        public void UpdateReadings((Temperature? Temperature, RelativeHumidity? Humidity) reading)
+        {
+            Temperature.Text = $"{reading.Temperature.Value.Celsius:N1}°C";
+
+            Humidity.Text = $"{reading.Humidity.Value.Percent:N2}%";
+        }
+    }
+}

Source/Azure/AzureIoTHub/Controllers/IIoTHubController.cs

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+using Meadow.Units;
+using System.Threading.Tasks;
+
+namespace MeadowAzureIoTHub.Controllers
+{
+    /// <summary>
+    /// You'll need to create an IoT Hub - https://learn.microsoft.com/en-us/azure/iot-hub/iot-hub-create-through-portal
+    /// Create a device within your IoT Hub
+    /// And then generate a SAS token - this can be done via the Azure CLI 
+    /// 
+    /// Example
+    /// az iot hub generate-sas-token
+    /// --hub-name HUB_NAME 
+    /// --device-id DEVICE_ID 
+    /// --resource-group RESOURCE_GROUP 
+    /// --login [Open Shared access policies -> Select iothubowner -> copy Primary connection string]
+    /// </summary>
+    internal interface IIoTHubController
+    {
+        bool isAuthenticated { get; }
+
+        Task<bool> Initialize();
+
+        Task SendEnvironmentalReading((Temperature? Temperature, RelativeHumidity? Humidity) reading);
+    }
+}