/// <summary>
/// start the sensor
/// </summary>
protected override bool StartSensor(SensorRate speed)
{
// Register for reading changes.
Xamarin.Essentials.OrientationSensor.ReadingChanged += OrientationSensor_ReadingChanged;
Xamarin.Essentials.OrientationSensor.Start(ConvertSensorRate(speed));
return(true);
}
/// <summary>
/// start the sensor
/// </summary>
protected override bool StartSensor(SensorRate speed)
{
if (!_gpsStarted)
{
_gpsStarted = true;
_request.DesiredAccuracy = (GeolocationAccuracy)(int)speed;
_gpsTask = Task.Run(async() =>
{
while (_gpsStarted)
{
try
{
Location oldLocation = Location.Value;
// get stock price
Location location = await GetLocationAsync();
if (_gpsStarted)
{
// todo: add check for min distance change
Location.SendNotification();
}
}
catch
{
}
await Task.Delay(_gpsTaskDelayInMilliSeconds[(int)speed]);
}
});
}
return(true);
}
/// <summary>
/// start the sensor
/// </summary>
protected override bool StartSensor(SensorRate speed)
{
// Register for reading changes.
Xamarin.Essentials.Compass.ReadingChanged += Compass_ReadingChanged;
Xamarin.Essentials.Compass.Start(ConvertSensorRate(speed));
return(true);
}
/// <summary>
/// start the sensor
/// </summary>
protected override bool StartSensor(SensorRate speed)
{
// subscribe for reading changes
Xamarin.Essentials.Accelerometer.ReadingChanged += Accelerometer_ReadingChanged;
Xamarin.Essentials.Accelerometer.ShakeDetected += Accelerometer_ShakeDetected;
Xamarin.Essentials.Accelerometer.Start(ConvertSensorRate(speed));
return(true);
}
/// <summary>
/// constructor
/// </summary>
protected BaseServiceNode(string id, IotNode parent, SensorRate speed = SensorRate.Medium)
: base(id, parent)
{
Status = new SensorStatusData()
{
Id = "Status", Parent = this, SensorRate = speed, IsOn = false
};
UpsertData(Status);
}
/// <summary>
/// start all sensors
/// </summary>
public void StartAll(SensorRate rate = SensorRate.Medium)
{
foreach (IotNode node in Children)
{
BaseServiceNode sensor = node as BaseServiceNode;
if (sensor == null)
{
continue;
}
sensor.Status.SensorRate = rate;
sensor.Start();
}
}
/// <summary>
/// change the status
/// </summary>
public void SetStatus(SensorRate rate, bool onOff)
{
SensorStatusData data = this.Status;
if (data.SensorRate != rate || data.IsOn != onOff)
{
data.SensorRate = rate;
if (data.IsOn && !onOff)
{
StopSensor();
}
else
{
StartSensor(rate);
}
}
}
protected SensorSpeed ConvertSensorRate(SensorRate rate)
{
switch (rate)
{
case SensorRate.Lowest:
case SensorRate.Low:
case SensorRate.Medium:
return(SensorSpeed.UI);
case SensorRate.Default:
return(SensorSpeed.Default);
case SensorRate.High:
return(SensorSpeed.Game);
case SensorRate.Best:
return(SensorSpeed.Fastest);
}
return(SensorSpeed.UI);
}
/// <summary>
/// start the sensor
/// </summary>
protected override bool StartSensor(SensorRate speed)
{
return(true);
}
/// <summary> /// start the sensor, return true if sensor started /// </summary> protected abstract bool StartSensor(SensorRate speed);
