private void applyChanges(object sender, RoutedEventArgs e)
{
try
{
// Stop the current control mode if there is one
if (currentControlMode != null)
{
currentControlMode.Stop();
}
TabItem tabItem = tabControl.SelectedItem as TabItem;
if (tabItem.Name.ToString() == "AUTO")
{
if (radioButtonCycleColour.IsChecked ?? false)
{
currentControlMode = new BlinkColourCyclerControlMode((int)sliderCycleRate.Value);
currentControlMode.Start();
lableStatusText.Content = "Colour cycle mode enabled";
}
else if (radioButtonFadeColour.IsChecked ?? false)
{
currentControlMode = new FadeColourCyclerControlMode((int)sliderFadeRate.Value);
currentControlMode.Start();
lableStatusText.Content = "Colour fade mode enabled";
}
else if (radioButtonCPUUsage.IsChecked ?? false)
{
currentControlMode = new CPUUsageIndicatorControlMode(2000); //TODO make configurable
currentControlMode.Start();
lableStatusText.Content = "CPU utilisation indicator mode enabled";
}
}
else
{
if (radioButtonDisableLed.IsChecked ?? false)
{
LEDController.DisableLED();
lableStatusText.Content = "LED disabled";
}
else
{
LEDTransition transition = comboBoxTransition.SelectedItem as LEDTransition;
LEDColour colour = comboBoxColour.SelectedItem as LEDColour;
LEDController.SetLEDState(transition, colour);
lableStatusText.Content = $"LED set: {colour.DisplayName} - {transition.DisplayName}";
}
}
}
catch (Exception ex)
{
MessageBox.Show($"Error setting LED: {ex.Message.ToString()}", "Error", MessageBoxButton.OK, MessageBoxImage.Warning);
}
}
private void Tick(object source, ElapsedEventArgs e)
{
float cpuUtilisation = perfCounter.NextValue();
LEDColour targetColour = mapUsageToColour(cpuUtilisation);
if (currentColour != targetColour)
{
LEDController.SetLEDState(LEDTransition.getLEDTransition("ALWAYS_ON"), targetColour);
currentColour = targetColour;
}
}
private void Tick(object source, ElapsedEventArgs e)
{
LEDController.SetLEDState(LEDTransition.getLEDTransition("ALWAYS_ON"), LEDColour.AvailableColours.ElementAt(currentColourIndex));
if (currentColourIndex == maxColourIndex)
{
currentColourIndex = 0;
}
else
{
currentColourIndex++;
}
}
private void Tick(object source, ElapsedEventArgs e)
{
LEDController.SetLEDState(LEDTransition.getLEDTransition("ALWAYS_ON"), LEDColour.AvailableColours.ElementAt(currentColourIndex), currentBrightness);
// TODO more of the fade duration should be spent at the lower brightness levels, since the perceived change in brightness is much more apparent at the bottom end.
// e.g. the perceived difference between 0x10 and 0x20 is much larger than 0x50 and 0x60, so scaling up linearly wastes a lot of time increasing imperceivable brightness changes at the top of the range.
// presumably its logarithmic, like with sound?
if (fadeDirection == FadeDirection.Up)
{
if (currentBrightness == maxBrightness)
{
// Fade up finished, start fading down
fadeDirection = FadeDirection.Down;
}
else
{
// Continue fading up
currentBrightness += brightnessStepping;
}
}
else // Fading down
{
if (currentBrightness == minBrightness)
{
// Fade cycle complete. Change colour and fade up
fadeDirection = FadeDirection.Up;
if (currentColourIndex == maxColourIndex)
{
currentColourIndex = 0;
}
else
{
currentColourIndex++;
}
}
else
{
// Continue fading down
currentBrightness -= brightnessStepping;
}
}
}