private async void Connection_Click(object sender, RoutedEventArgs e)
{
// If currently connected then disconnected
if (_bleDevice != null)
{
await Disconnect();
}
else
{
_bleDevice = DevicesDropdown.SelectedItem as BLE_Device;
// Try and connect
Connecting = true;
if (await _bleDevice.Connect())
{
NotifyPropertyChanged("IsConnected");
_bleDevice.ResponseStringEventOccurred += Device_ResponseStringEventOccurred;
// Set initial brightness
await _bleDevice.SendChannelString("{\"BRIGHTNESS\", 15}");
// Retrieve animations stored on the device
await _bleDevice.SendChannelString("{\"CMD\", \"ENUMERATE\"}");
}
else
{
// A coonection error occurred so flash an appropriate message to the user
Connecting = false;
Storyboard sbFlashConnectionError = this.Resources["FlashConnectionError"] as Storyboard;
sbFlashConnectionError.Begin();
}
Connecting = false;
}
}
private async void BrightnessTimer_Tick(object sender, EventArgs e)
{
_brightnessTimer.Stop();
if (_bleDevice != null)
{
await _bleDevice.SendChannelString("{\"BRIGHTNESS\", " + CurrentBrightness + "}");
}
}
private async void AnimationPlay_Click(object sender, RoutedEventArgs e)
{
var button = (Button)sender;
string animationName = button.DataContext as string;
await _bleDevice.SendChannelString("{\"PLAY\", \"" + animationName + "\"}");
}