public void UpdatePipettingProgress(int rackIndex, int batchIndex, int sliceIndex)
 {
     EVOPipettingInfoGlobal.Value.rackIndex  = rackIndex;
     EVOPipettingInfoGlobal.Value.batchIndex = batchIndex;
     EVOPipettingInfoGlobal.Value.sliceIndex = sliceIndex;
     prgController.UpdatePipettingProgress();
     InvalidateVisual();
 }