private void cnvPoints_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
        {
            if (_pointsUI.Count < MAXPOINT)
            {
                System.Windows.Point tmp = Mouse.GetPosition(cnvPoints);
                UIPoint _new;

                if ((bool)rbPoint.IsChecked)
                {
                    _new = new UIPoint(new Point(tmp.X, tmp.Y, Point.Type.KMEANS));
                    _new.AddFatherPoint(cnvPoints);
                    _pointsUI.Add(_new);
                }
                else if ((bool)rbCluster.IsChecked)
                {
                    UICluster uic = new UICluster(tmp.X, tmp.Y, new Random());
                    uic.AddFather(cnvPoints);
                    _clusterUI.Add(uic);
                }
                else
                {
                    MessageBox.Show("Scegliere se usare il Kmeans o il KNN", "Informazione", MessageBoxButton.OK, MessageBoxImage.Information);
                    return;
                }

                if (!_firstPlay)
                {
                    _dsp.Start();
                }
            }
        }
        private void btnClusters_Click(object sender, RoutedEventArgs e)
        {
            Random rnd = new Random();

            for (int index = 0; index < int.Parse(txtNumberCluster.Text); index++)
            {
                UICluster tmp = new UICluster(rnd.Next((int)cnvPoints.ActualWidth), rnd.Next((int)cnvPoints.ActualHeight), rnd);
                tmp.AddFather(cnvPoints);
                _clusterUI.Add(tmp);
            }
            if (!_firstPlay)
            {
                _dsp.Start();
            }
        }