把显示的图片保存为PDF文件

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);

        }