Chart Image does not show in PDF using IText sharp

Question

User82362805 posted

gridview and chart control both export in PDF on button click in asp.net but gridview export perfectly with all the records but there is just image of chart control has rendered in pdf the points and other information did not show in chart you can see the result in attached PDF

Employee PDF

Here is the code for PDF

 protected void btnPrint_Click(object sender, EventArgs e)
        {
           
            int columnsCount = EmployeePerformance.HeaderRow.Cells.Count;
           
            PdfPTable pdfTable = new PdfPTable(columnsCount);

          
            foreach (TableCell gridViewHeaderCell in EmployeePerformance.HeaderRow.Cells)
            {
               
                Font font = new Font();
               
                font.Color = new BaseColor(EmployeePerformance.HeaderStyle.ForeColor);

               
                PdfPCell pdfCell = new PdfPCell(new Phrase(gridViewHeaderCell.Text, font));

              BackgroundColor color
                pdfCell.BackgroundColor = new BaseColor(EmployeePerformance.HeaderStyle.BackColor);

                
                pdfTable.AddCell(pdfCell);
            }

           
            foreach (GridViewRow gridViewRow in EmployeePerformance.Rows)
            {
                if (gridViewRow.RowType == DataControlRowType.DataRow)
                {
                   
                    foreach (TableCell gridViewCell in gridViewRow.Cells)
                    {
                        Font font = new Font();
                        font.Color = new BaseColor(EmployeePerformance.RowStyle.ForeColor);

                        PdfPCell pdfCell = new PdfPCell(new Phrase(gridViewCell.Text, font));

                        pdfCell.BackgroundColor = new BaseColor(EmployeePerformance.RowStyle.BackColor);

                        pdfTable.AddCell(pdfCell);
                    }
                }
            }

           
            Document pdfDocument = new Document(PageSize.A4, 10f, 10f, 10f, 10f);

            PdfWriter.GetInstance(pdfDocument, Response.OutputStream);

            pdfDocument.Open();
            using (MemoryStream stream = new MemoryStream())
            {
                Chart1.SaveImage(stream, ChartImageFormat.Png);
                iTextSharp.text.Image chartImage = iTextSharp.text.Image.GetInstance(stream.GetBuffer());
                chartImage.ScalePercent(75f);


                pdfDocument.Add(pdfTable);
                pdfDocument.Add(chartImage);
                pdfDocument.Close();

                Response.ContentType = "application/pdf";
                Response.AppendHeader("content-disposition",
                    "attachment;filename=EmployeePerformance.pdf");
                Response.Write(pdfDocument);
                Response.Flush();
                Response.End();
            }
        }