private bool OpenConnection()
{
CloseConnection();
CoolerMasterSDK.SetControlDevice(_data.DeviceType);
// Detect if device is connected
if (!CoolerMasterSDK.IsDevicePlug())
{
return(false);
}
// Try to enable control of keyboard/mouse
if (!CoolerMasterSDK.EnableLedControl(true))
{
return(false);
}
_connected = true;
// reset the last values. That means that *any* values that come in will be 'new', and be sent out.
_lastValues = new Dictionary <int, byte>();
_nullCommands = new Dictionary <int, int>();
_setupDataBuffers();
_timeoutStopwatch.Reset();
_timeoutStopwatch.Start();
return(true);
}
public override void UpdateState(int chainIndex, ICommand[] outputStates)
{
if (!_connected)
{
// Try to open the connection
if (!OpenConnection())
{
return;
}
}
var matrix = COLOR_MATRIX.Create();
var changed = false;
for (var i = 0; i < outputStates.Length; i++)
{
byte newValue = 0;
if (outputStates[i] != null)
{
var command = outputStates[i] as _8BitCommand;
if (command == null)
{
continue;
}
newValue = command.CommandValue;
_nullCommands[i] = 0;
}
else
{
// it was a null command. We should turn it off; however, to avoid some potentially nasty flickering,
// we will keep track of the null commands for this output, and ignore the first one. Any after that will
// actually be sent through.
if (_nullCommands[i] == 0)
{
_nullCommands[i] = 1;
newValue = _lastValues[i];
}
}
if (_lastValues[i] == newValue)
{
continue;
}
changed = true;
matrix.SetKeyValue(i, _channelCount, newValue);
_lastValues[i] = newValue;
}
// don't bother writing anything if we haven't acutally *changed* any values...
// also, send at least a 'null' update command every 10 seconds.
if (!changed && _timeoutStopwatch.ElapsedMilliseconds < 10000)
{
return;
}
try
{
_timeoutStopwatch.Restart();
// Write Data
if (!CoolerMasterSDK.SetAllLedColor(matrix))
{
throw new Exception("SetAllLedColor() Failed");
}
CoolerMasterSDK.RefreshLed();
}
catch (Exception ex)
{
//Logging.Warn(LogTag + "failed to write data to device during update", ex);
CloseConnection();
}
}
private void CloseConnection()
{
CoolerMasterSDK.EnableLedControl(false);
_connected = false;
}