private void SampleTimer_Tick(object sender, object e)
{
if (_fezhat != null)
{
// KeyUp
if (!_fezhat.IsDIO22Pressed() && _buttonPressed)
{
_buttonPressed = false;
var now = DateTime.Now;
if (previousBeat != default(DateTime))
{
var t = now - previousBeat;
_currentHeartRate = (int)(60000 / t.TotalMilliseconds);
CurrentHeartRateText.Text = _currentHeartRate.ToString();
}
previousBeat = now;
_fezhat.D2.TurnOff();
}
// KeyDown
else if (_fezhat.IsDIO22Pressed() && !_buttonPressed)
{
_buttonPressed = true;
_fezhat.D2.Color = new FEZHAT.Color(255, 0, 0);
}
}
Debug.WriteLine("current heartrate = " + _currentHeartRate);
}
public void Process()
{
DIO18Pressed = _hat.IsDIO18Pressed();
DIO22Pressed = _hat.IsDIO22Pressed();
Ain1 = _hat.ReadAnalog(FEZHAT.AnalogPin.Ain1);
Ain2 = _hat.ReadAnalog(FEZHAT.AnalogPin.Ain2);
Ain3 = _hat.ReadAnalog(FEZHAT.AnalogPin.Ain3);
_hat.GetAcceleration(out var x, out var y, out var z);
AccelerationX = x;
AccelerationY = y;
AccelerationZ = z;
}
/// <summary>
/// Tick every 100 milliseconds to retrieve the button's state
/// but blink only every 1/2 second.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnTick(object sender, object e)
{
double x, y, z;
hat.GetAcceleration(out x, out y, out z);
LightTextBox.Text = hat.GetLightLevel().ToString("P2");
TempTextBox.Text = hat.GetTemperature().ToString("N2");
AccelTextBox.Text = $"({x:N2}, {y:N2}, {z:N2})";
Button18TextBox.Text = hat.IsDIO18Pressed().ToString();
Button22TextBox.Text = hat.IsDIO22Pressed().ToString();
if ((i++ % 5) == 0)
{
LedsTextBox.Text = next.ToString();
hat.DIO24On = next;
hat.D2.Color = next ? FEZHAT.Color.White : FEZHAT.Color.Black;
hat.D3.Color = next ? FEZHAT.Color.White : FEZHAT.Color.Black;
next = !next;
}
}
private async void M_t_Tick(object sender, object e)
{
if (m_msgCount >= MaxMsgCount && MaxMsgCount != -1)
{
//No more than MaxMsgCount messages / run
m_t.Stop(); return;
}
MAll m = new MAll();
if (m_hat != null)
{
m.Light = m_hat.GetLightLevel();
m.Temperature = m_hat.GetTemperature();
m.DIO18 = m_hat.IsDIO18Pressed();
m.DIO22 = m_hat.IsDIO22Pressed();
}
m.MsgType = "FEZHATALL";
m.Dt = DateTime.UtcNow;
var obj = JsonConvert.SerializeObject(m);
try
{
if (m_clt != null)
{
await m_clt.SendEventAsync(new Message(System.Text.Encoding.UTF8.GetBytes(obj)));
m_msgCount++;
}
txtState.Text = obj + $", MSG:{m_msgCount}";
}
catch (Exception ex)
{
txtState.Text = ex.ToString();
}
Debug.WriteLine(txtState.Text);
}
