private void BbusbPort_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
buffer += bbusbPort.ReadExisting();
if (buffer.StartsWith("."))
{
BeginInvoke(new UpdateUIDelegate(UpdateUI), BBStatus.CALIBRATING, buffer);
}
if (buffer.Contains("\r\n"))
{
string[] splitBuffer = buffer.Split(new string[] { "\r\n" }, StringSplitOptions.None);
string value = splitBuffer[0];
BBStatus status = BBStatus.UNKNOWN;
if (value.StartsWith("bbusb"))
{
status = BBStatus.CONNECTED;
}
else if (value.StartsWith("."))
{
status = BBStatus.CALIBRATING;
}
else if (value.StartsWith("c"))
{
status = BBStatus.CALIBRATING;
}
else if (value.Contains(","))
{
status = BBStatus.VALUES;
}
else
{
status = BBStatus.UNKNOWN;
}
BeginInvoke(new UpdateUIDelegate(UpdateUI), status, value);
if (splitBuffer.Length > 1)
{
buffer = splitBuffer[1];
}
else
{
buffer = "";
}
}
}
void UpdateUI(BBStatus status, string data)
{
pbrCalibration.Visible = false;
switch (status)
{
case BBStatus.UNKNOWN:
lblDeviceStatus.Text = "Unknown status";
lblDeviceStatus.BackColor = Color.LightGray;
break;
case BBStatus.CONNECTED:
lblDeviceStatus.Text = "Connected";
lblDeviceStatus.BackColor = Color.Green;
break;
case BBStatus.CALIBRATING:
lblDeviceStatus.Text = "Calibrating";
lblDeviceStatus.BackColor = Color.Yellow;
pbrCalibration.Value = Math.Min(100, data.Length * 2);
pbrCalibration.Visible = true;
break;
case BBStatus.VALUES:
lblDeviceStatus.Text = "Receiving";
lblDeviceStatus.BackColor = Color.White;
int right, left, center;
string[] values = data.Split(',');
if (values.Length >= 3)
{
int.TryParse(values[0], out right);
int.TryParse(values[1], out left);
int.TryParse(values[2], out center);
if (left > pbrLeft.Maximum)
{
pbrLeft.Maximum = left;
}
if (right > pbrRight.Maximum)
{
pbrRight.Maximum = right;
}
pbrLeft.Value = left;
pbrRight.Value = right;
lblLeft.Text = left.ToString();
lblRight.Text = right.ToString();
lblCenter.Text = center.ToString();
int.TryParse(txtTreshold.Text, out threshold);
if (center > threshold)
{
if (!isForwardDown)
{
InputManager.Keyboard.KeyDown(Keys.S);
}
isForwardDown = true;
if (isBackwardDown)
{
InputManager.Keyboard.KeyUp(Keys.Z);
}
isBackwardDown = false;
}
else if (center < -threshold)
{
if (isForwardDown)
{
InputManager.Keyboard.KeyUp(Keys.S);
}
isForwardDown = false;
if (!isBackwardDown)
{
InputManager.Keyboard.KeyDown(Keys.Z);
}
isBackwardDown = true;
}
else
{
if (isForwardDown)
{
InputManager.Keyboard.KeyUp(Keys.S);
}
isForwardDown = false;
if (isBackwardDown)
{
InputManager.Keyboard.KeyUp(Keys.Z);
}
isBackwardDown = false;
}
}
break;
}
}