private void OnReport(HidReport report)
{
if (attached == false)
{
return;
}
if (report.Data.Length >= 6)
{
PowerMateState state = ParseState(report.Data);
if (!state.IsValid)
{
System.Diagnostics.Debug.WriteLine("Invalid PowerMate state");
}
else
{
GenerateEvents(state);
if (debugPrintRawMessages)
{
System.Diagnostics.Debug.Write("PowerMate raw data: ");
for (int i = 0; i < report.Data.Length; i++)
{
System.Diagnostics.Debug.Write(String.Format("{0:000} ", report.Data[i]));
}
System.Diagnostics.Debug.WriteLine("");
}
}
}
device.ReadReport(OnReport);
}
private void OnButtonUp(PowerMateState state)
{
var handle = ButtonUp;
if (handle != null)
{
handle(this, new PowerMateEventArgs(state));
}
}
private void OnKnobDisplacement(PowerMateState state)
{
var handle = KnobDisplacement;
if (handle != null)
{
handle(this, new PowerMateEventArgs(state));
}
}
private void GenerateEvents(PowerMateState state)
{
if (state.ButtonState == PowerMateButtonState.Down && prevState.ButtonState == PowerMateButtonState.Up)
{
OnButtonDown(state);
}
else if (state.ButtonState == PowerMateButtonState.Up && prevState.ButtonState == PowerMateButtonState.Down)
{
OnButtonUp(state);
}
if (state.KnobDisplacement != 0)
{
OnKnobDisplacement(state);
}
prevState = state;
}
/// <summary>
/// Initializes a new instance of the PowerMateEventArgs class.
/// </summary>
/// <param name="state"></param>
public PowerMateEventArgs(PowerMateState state)
{
State = state;
}
private void UpdateGUIFromState(PowerMateState state)
{
buttonLabel.Text = state.ButtonState == PowerMateButtonState.Up ? "Up" : "Down";
rotationLabel.Text = state.KnobDisplacement.ToString();
ledBrightnessLabel.Text = state.LedBrightness.ToString();
ledPulseLabel.Text = state.LedPulseEnabled ? "On" : "Off";
ledPulseSpeedLabel.Text = state.LedPulseSpeed.ToString();
}
/// <summary>
/// Initializes a new instance of the PowerMateManager class.
/// </summary>
public PowerMateManager()
{
prevState = new PowerMateState(PowerMateButtonState.Up, 0, 0, false, false, 0);
}
/// <summary>
/// Initializes a new instance of the PowerMateEventArgs class.
/// </summary>
/// <param name="state"></param>
public PowerMateEventArgs(PowerMateState state)
{
State = state;
}
/// <summary>
/// Initializes a new instance of the PowerMateManager class.
/// </summary>
public PowerMateManager()
{
prevState = new PowerMateState(PowerMateButtonState.Up, 0, 0, false, false, 0);
}
private void GenerateEvents(PowerMateState state)
{
if (state.ButtonState == PowerMateButtonState.Down && prevState.ButtonState == PowerMateButtonState.Up)
OnButtonDown(state);
else if (state.ButtonState == PowerMateButtonState.Up && prevState.ButtonState == PowerMateButtonState.Down)
OnButtonUp(state);
if (state.KnobDisplacement != 0)
OnKnobDisplacement(state);
prevState = state;
}
private void OnKnobDisplacement(PowerMateState state)
{
var handle = KnobDisplacement;
if (handle != null)
{
handle(this, new PowerMateEventArgs(state));
}
}
private void OnButtonUp(PowerMateState state)
{
var handle = ButtonUp;
if (handle != null)
{
handle(this, new PowerMateEventArgs(state));
}
}