public void RefreshView()
{
Image img = new Bitmap(_sheetField.Width, _sheetField.Height);
Graphics g = Graphics.FromImage(img);
g.SmoothingMode = SmoothingMode.HighQuality;
SheetPrinting.DrawScaledImage(0, 0, _sheetField.Width, _sheetField.Height, g, null, _imgToothChart);
if (Image != null)
{
Image.Dispose();
}
Image = img;
g.Dispose();
}