private void button1_Click(object sender, System. EventArgs e)
{
Image img = _c1c.GetImage(ImageFormat .Emf);//_clc是C1Chart控件
CreatePdf(img);
}
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private void CreatePdf(Image img)
{
// export to pdf
_pdf.Clear();//_pdf是C1PdfDocument控件
RectangleF rc = _pdf.PageRectangle;
rc.Inflate(-72, -72); // << 1" margin
_pdf.DrawImage(img, rc, ContentAlignment.MiddleCenter, ImageSizeModeEnum .Scale);
string fileName = Application .StartupPath + @"\pie.pdf";
_pdf.Save(fileName);
// show pdf
System.Diagnostics. Process.Start(fileName);
}