private void ProcessBatteryState(PiTopMessage message)
{
var newState = BatteryState.FromMessage(message);
if (!BatteryState.BatteryStateComparer.Equals(BatteryState, newState))
{
BatteryState = newState;
BatteryStateChanged?.Invoke(this, newState);
}
}
public static BatteryState FromMessage(PiTopMessage message)
{
var args = message.Parameters.ToArray();
var chargingState = (BatteryChargingState)int.Parse(args[0]);
var capacity = double.Parse(args[1]);
var timeRemaining = TimeSpan.FromMinutes(int.Parse(args[2]));
var wattage = double.Parse(args[3]);
var state = new BatteryState(chargingState, capacity, timeRemaining, wattage);
return(state);
}
private PiTop4Board(IGpioController controller, Func <SpiConnectionSettings, SpiDevice> spiDeviceFactory, Func <I2cConnectionSettings, I2cDevice> i2cDeviceFactory)
{
BatteryState = BatteryState.Empty;
_controller = controller ?? throw new ArgumentNullException(nameof(controller));
_spiDeviceFactory = spiDeviceFactory ?? throw new ArgumentNullException(nameof(spiDeviceFactory));
_i2CDeviceFactory = i2cDeviceFactory ?? throw new ArgumentNullException(nameof(i2cDeviceFactory));
_moduleDriverClient = new ModuleDriverClient();
_moduleDriverClient.MessageReceived += ModuleDriverClientMessageReceived;
_disposables.Add(Disposable.Create(() =>
{
using var operation = Log.OnEnterAndExit();
operation.Info("disposing devices.");
var plates = _plates.Values.ToList();
foreach (var piTopPlate in plates)
{
piTopPlate.Dispose();
}
var busses = _i2cDevices.Values.ToList();
foreach (var i2CDevice in busses)
{
i2CDevice.Dispose();
}
var spiDevices = _spiDevices.Values.ToList();
foreach (var spiDevice in spiDevices)
{
spiDevice.Dispose();
}
}));
_disposables.Add(Disposable.Create(() => _moduleDriverClient.ReleaseDisplay()));
_moduleDriverClient.Start();
_disposables.Add(_moduleDriverClient);
_disposables.Add(_controller);
_moduleDriverClient.RequestBatteryState();
}