/// <summary>
/// Read a specified navigation value
/// </summary>
/// <param name="value">Navigation value to read</param>
/// <returns>true if the operation succeeded, false otherwise</returns>
public async Task <ReadNavigationValueResult> ReadNavigationValue(NavigationValue value)
{
ReadNavigationValueResult ret = new ReadNavigationValueResult();
// List characteristics
ret.Success = await InitCharacteristics();
if (ret.Success)
{
// Look for the selected characteristic
BleValue val = new BleValue();
BleGattCharacteristic nav_characteristic = _navigation_characteristics[value];
ret.Success = await BleDevice.ReadValueAsync(nav_characteristic, val);
if (ret.Success)
{
switch (value)
{
case NavigationValue.Speed:
{
ret.SpeedValue = val.ToUInt16();
break;
}
case NavigationValue.Latitude:
{
ret.LatitudeValue = val.ToFloat64();
break;
}
case NavigationValue.Longitude:
{
ret.LongitudeValue = val.ToFloat64();
break;
}
case NavigationValue.TrackAngle:
{
ret.TrackAngleValue = val.ToUInt16();
break;
}
default:
{
ret.Success = false;
break;
}
}
}
}
return(ret);
}
/// <summary>
/// Read a specified variometer value
/// </summary>
/// <param name="value">Variometer value to read</param>
/// <returns>true if the operation succeeded, false otherwise</returns>
public async Task <ReadVariometerValueResult> ReadVariometerValue(VariometerValue value)
{
ReadVariometerValueResult ret = new ReadVariometerValueResult();
// List characteristics
ret.Success = await InitCharacteristics();
if (ret.Success)
{
// Look for the selected characteristic
BleValue val = new BleValue();
BleGattCharacteristic vario_characteristic = _variometer_characteristics[value];
ret.Success = await BleDevice.ReadValueAsync(vario_characteristic, val);
if (ret.Success)
{
switch (value)
{
case VariometerValue.Vario:
{
ret.VarioValue = val.ToInt16();
break;
}
case VariometerValue.Acceleration:
{
ret.AccelerationValue = val.ToUInt8();
break;
}
default:
{
ret.Success = false;
break;
}
}
}
}
return(ret);
}
/// <summary>
/// Read a specified barometer value
/// </summary>
/// <param name="value">Barometer value to read</param>
/// <returns>true if the operation succeeded, false otherwise</returns>
public async Task <ReadBarometerValueResult> ReadBarometerValue(BarometerValue value)
{
ReadBarometerValueResult ret = new ReadBarometerValueResult();
// List characteristics
ret.Success = await InitCharacteristics();
if (ret.Success)
{
// Look for the selected characteristic
BleValue val = new BleValue();
BleGattCharacteristic baro_characteristic = _barometer_characteristics[value];
ret.Success = await BleDevice.ReadValueAsync(baro_characteristic, val);
if (ret.Success)
{
switch (value)
{
case BarometerValue.Pressure:
{
ret.PressureValue = val.ToUInt32();
break;
}
case BarometerValue.Temperature:
{
ret.TemperatureValue = val.ToInt16();
break;
}
default:
{
ret.Success = false;
break;
}
}
}
}
return(ret);
}
/// <summary>
/// Read a specified altitude value
/// </summary>
/// <param name="altitude">Altitude to read</param>
/// <returns>true if the operation succeeded, false otherwise</returns>
public async Task <ReadAltitudeResult> ReadAltitude(Altitude altitude)
{
ReadAltitudeResult ret = new ReadAltitudeResult();
// List characteristics
ret.Success = await InitCharacteristics();
if (ret.Success)
{
// Look for the selected characteristic
BleValue val = new BleValue();
BleGattCharacteristic alti_characteristic = _altitude_characteristics[altitude];
ret.Success = await BleDevice.ReadValueAsync(alti_characteristic, val);
if (ret.Success)
{
ret.Value = val.ToInt16();
}
}
return(ret);
}
/// <summary>
/// Get the Open Vario device identification information
/// </summary>
/// <returns>Identification information if the operation succeeded, null otherwise</returns>
public async Task <IdentificationInfo> GetIdentificationInfo()
{
// Check if identification information has already been retrieved
if (_identification_info == null)
{
// List characteristics
await ListCharacteristics();
// Look for the command and identification information characteristics
bool found = true;
BleGattCharacteristic command_char = null;
BleGattCharacteristic info_char = null;
try
{
command_char = BleCharacteristics[CommandGuid];
info_char = BleCharacteristics[IdentificationInfoGuid];
}
catch (KeyNotFoundException)
{
found = false;
}
if (found)
{
// Read identification information
bool success = true;
BleValue read_val = new BleValue();
_identification_info = new IdentificationInfo();
success = success && await BleDevice.WriteValueAsync(command_char, new BleValue((byte)0u));
success = success && await BleDevice.ReadValueAsync(info_char, read_val);
if (success)
{
_identification_info.GattVersion = read_val.ToString();
}
success = success && await BleDevice.WriteValueAsync(command_char, new BleValue((byte)1u));
success = success && await BleDevice.ReadValueAsync(info_char, read_val);
if (success)
{
_identification_info.SoftwareVersion = read_val.ToString();
}
success = success && await BleDevice.WriteValueAsync(command_char, new BleValue((byte)2u));
success = success && await BleDevice.ReadValueAsync(info_char, read_val);
if (success)
{
_identification_info.SoftwareManufacturerName = read_val.ToString();
}
success = success && await BleDevice.WriteValueAsync(command_char, new BleValue((byte)3u));
success = success && await BleDevice.ReadValueAsync(info_char, read_val);
if (success)
{
_identification_info.HardwareVersion = read_val.ToString();
}
success = success && await BleDevice.WriteValueAsync(command_char, new BleValue((byte)4u));
success = success && await BleDevice.ReadValueAsync(info_char, read_val);
if (success)
{
_identification_info.HardwareManufacturerName = read_val.ToString();
}
success = success && await BleDevice.WriteValueAsync(command_char, new BleValue((byte)5u));
success = success && await BleDevice.ReadValueAsync(info_char, read_val);
if (success)
{
_identification_info.HardwareSerialNumber = read_val.ToString();
}
success = success && await BleDevice.WriteValueAsync(command_char, new BleValue((byte)6u));
success = success && await BleDevice.ReadValueAsync(info_char, read_val);
if (success)
{
_identification_info.HardwareManufacturingDate = read_val.ToString();
}
if (!success)
{
_identification_info = null;
}
}
}
// Return a copy of the identification information
IdentificationInfo identification_info = null;
if (_identification_info != null)
{
identification_info = (_identification_info.Clone() as IdentificationInfo);
}
return(identification_info);
}