protected virtual void Create()
{
_chartItem = new vtkChartXY();
_textBox = new FloatingTextBox();
vtkChartXY chart = (vtkChartXY)_chartItem;
_lAxis = chart.GetAxis((int)vtkAxis.Location.LEFT);
vtkTextProperty titleProps = _lAxis.GetTitleProperties();
titleProps.SetOpacity(0.0);
_bAxis = chart.GetAxis((int)vtkAxis.Location.BOTTOM);
titleProps = _bAxis.GetTitleProperties();
titleProps.SetOpacity(0.0);
_rAxis = chart.GetAxis((int)vtkAxis.Location.RIGHT);
titleProps = _rAxis.GetTitleProperties();
titleProps.SetOpacity(0.0);
_tAxis = chart.GetAxis((int)vtkAxis.Location.TOP);
titleProps = _tAxis.GetTitleProperties();
titleProps.SetOpacity(0.0);
}