public async Task Update()
{
if (lamp == null)
{
return;
}
if (lamp.consumer == null)
{
return;
}
LampStateGetHueResult hueResult = await this.lamp.consumer.GetHueAsync();
LampStateGetSaturationResult saturationResult = await this.lamp.consumer.GetSaturationAsync();
LampStateGetBrightnessResult brigtnessResult = await this.lamp.consumer.GetBrightnessAsync();
LampStateGetColorTempResult tempResult = await this.lamp.consumer.GetColorTempAsync();
LampStateGetOnOffResult onOffResult = await this.lamp.consumer.GetOnOffAsync();
var dispatcher = Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher;
await dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.High, () =>
{
this.hue = HexHelper.ConvertHue(hueResult.Hue);
this.OnPropertyChanged(HUE_PROPERTY);
this.saturation = (byte)HexHelper.hexToPercent(saturationResult.Saturation);
this.onOffState = onOffResult.OnOff;
this.OnPropertyChanged(ON_OFF_PROPERTY);
var brightness = (byte)HexHelper.hexToPercent(brigtnessResult.Brightness);
if (this.brightness != brightness)
{
this.brightness = brightness;
this.OnPropertyChanged(BRIGHT_PROPERTY);
}
this.temperature = tempResult.ColorTemp;
this.OnPropertyChanged(TEMP_PROPERTY);
this.DisplayColour = new SolidColorBrush(ColourHelper.ColorFromHSV(this.Hue, this.saturation, this.brightness));
});
}
public async Task <uint> GetBrightnessAsync()
{
if (consumer != null)
{
// Get the current brightness of the lamp.
LampStateGetBrightnessResult brightnessResult = await consumer.GetBrightnessAsync();
if (brightnessResult.Status == AllJoynStatus.Ok)
{
return(brightnessResult.Brightness);
}
else
{
throw new Exception(string.Format("Error getting brightness - 0x{0:X}", brightnessResult.Status));
}
}
else
{
throw new NullReferenceException("No lamp found.");
}
}
public IAsyncOperation <LampStateGetBrightnessResult> GetBrightnessAsync(AllJoynMessageInfo info)
{
return(Task.Run(() => LampStateGetBrightnessResult.CreateSuccessResult(0xFFFFFFFF)).AsAsyncOperation());
}