protected async override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
await sensor.Init();
dt.Tick += (s, ea) =>
{
var x = sensor.Temperature;
TheTextBlock.Text = $"{x.ToString()}C";
if (count == 0)
{
History.Add((int)((x - 23) * 40));
if (History.Count > 10)
{
History.RemoveAt(0);
}
Graph.ItemsSource = null;
Graph.ItemsSource = History;
count = 5;
}
else
{
count--;
}
};
dt.Start();
}
protected override async void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
await sensor.Init();
EHub = new EventHubHelper();
EHub.serviceNamespace = "weathercenter-ns";
EHub.hubName = "weatherhub";
EHub.deviceName = "shwarspi";
EHub.sharedAccessPolicyName = "all";
EHub.sharedAccessKey = "cFsp8GEvk/iRnjehSt/JBHjIyAV0lGVBWGJqAc9/IMw=";
var timer = new DispatcherTimer
{
Interval = TimeSpan.FromSeconds(3)
};
timer.Tick += async(sender, o) =>
{
var temp = sensor.Temperature;
Debug.WriteLine("Temperature = " + temp);
TheTextBlock.Text = $"Temperature : {temp}°C";
await EHub.SendMessage(
$"{{\"temperature\":\"{temp.ToString().Replace(',', '.')}\", \"source\":\"RPi2\", \"timewhen\":\"{DateTime.Now.ToString("o")}\"}}");
};
timer.Start();
}
protected async override void OnNavigatedTo(NavigationEventArgs e)
{
Sens = new BMP180();
await Sens.Init();
dt.Tick += ReMeasure;
dt.Start();
}
protected async override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
await sensor.Init();
iothub = DeviceClient.CreateFromConnectionString(DeviceConnectionString);
await iothub.OpenAsync();
dt.Tick += SendTemperature;
dt.Start();
}