private Bitmap ChartCaptur(TChart tchart, int width, int height = -1)
{
tchart.Graphics3D.UseBuffer = false;
Rectangle rect = new Rectangle(0, 0, tchart.Width, tchart.Height);
Bitmap screenshot = new Bitmap(rect.Width, rect.Height, PixelFormat.Format64bppArgb);
tchart.DrawToBitmap(screenshot, rect);
return(ResizeBitmap(screenshot, width, height));
}
