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我正在使用iTextSharp將Griddata導出爲PDF。我無法將.jpg圖像插入到表格的單元格中。我想將griddata（billdata）導出爲PDF我可以在單元格中插入文本，但無法插入圖像。當在Ext.net中使用iTextsharp將griddata轉換爲PDF文件時，無法在表格的單元格上插入圖像
我的代碼是如下
protected void ToPDF(object sender, EventArgs e)
{
System.IO.MemoryStream PDFData = new System.IO.MemoryStream();
iTextSharp.text.Document newDocument = new iTextSharp.text.Document(PageSize.A4.Rotate(), 10, 10, 10, 10);
iTextSharp.text.pdf.PdfWriter newPdfWriter = iTextSharp.text.pdf.PdfWriter.GetInstance(newDocument, PDFData);
DataSet newDataSet = null;
string json = GridData.Value.ToString();
if (json != "[]")
{
StoreSubmitDataEventArgs eSubmit = new StoreSubmitDataEventArgs(json, null);
XmlNode xml = eSubmit.Xml;
if (xml != null)
{
XmlTextReader xtr = new XmlTextReader(xml.OuterXml, XmlNodeType.Element, null);
newDataSet = new DataSet();
newDataSet.ReadXml(xtr);
int totalColumns = newDataSet.Tables[0].Columns.Count;
iTextSharp.text.pdf.PdfPTable newPdfTable = new iTextSharp.text.pdf.PdfPTable(totalColumns - 3+1);
newPdfTable.DefaultCell.Padding = 1;
newPdfTable.WidthPercentage = 80;
newPdfTable.DefaultCell.HorizontalAlignment = iTextSharp.text.Element.ALIGN_LEFT;
newPdfTable.DefaultCell.VerticalAlignment = iTextSharp.text.Element.ALIGN_MIDDLE;
newPdfTable.HeaderRows = 1;
newPdfTable.DefaultCell.BorderColor = new iTextSharp.text.BaseColor(255, 255, 255);
newPdfTable.DefaultCell.BackgroundColor = new iTextSharp.text.BaseColor(255, 255, 255);
iTextSharp.text.Image image = iTextSharp.text.Image.GetInstance("D:\\company_logo.jpg");
image.Alignment = iTextSharp.text.Image.ALIGN_LEFT;
iTextSharp.text.pdf.PdfPCell cell = new iTextSharp.text.pdf.PdfPCell(image);
cell.Rowspan = 5;
cell.HorizontalAlignment = 0;
//cell.Border = 1;
newPdfTable.AddCell(cell);
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase("Your company name", FontFactory.GetFont("Times New Roman", 18, Font.BOLD, new iTextSharp.text.BaseColor(80, 80, 80))));
cell.Colspan = 6;
cell.HorizontalAlignment = 0;
//cell.Border = 1;
newPdfTable.AddCell(cell);
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase(Environment.NewLine));
cell.Colspan = 6;
cell.HorizontalAlignment = 0;
//cell.Border = 1;
newPdfTable.AddCell(cell);
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase("Street Address", FontFactory.GetFont("Times New Roman", 12, Font.NORMAL, new iTextSharp.text.BaseColor(80, 80, 80))));
cell.Colspan = 6;
cell.HorizontalAlignment = 0;
//cell.Border =1;
newPdfTable.AddCell(cell);
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase("City, Pincode", FontFactory.GetFont("Times New Roman", 12, Font.NORMAL, new iTextSharp.text.BaseColor(80, 80, 80))));
cell.Colspan = 5;
cell.HorizontalAlignment = 0;
//cell.Border = 1;
newPdfTable.AddCell(cell);
string dt=Convert.ToString(Convert.ToDateTime(dtBill.Text).ToShortDateString());
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase("Date : " + dt, FontFactory.GetFont("Times New Roman", 12, Font.NORMAL, new iTextSharp.text.BaseColor(80, 80, 80))));
//cell.Colspan = 2;
cell.HorizontalAlignment = 0;
//cell.Border = 1;
newPdfTable.AddCell(cell);
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase("Phone no., Website, etc.", FontFactory.GetFont("Times New Roman", 12, Font.NORMAL, new iTextSharp.text.BaseColor(80, 80, 80))));
cell.Colspan = 5;
cell.HorizontalAlignment = 0;
//cell.Border =1;
newPdfTable.AddCell(cell);
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase("Bill no : " + cmbBill.Text, FontFactory.GetFont("Times New Roman", 12, Font.NORMAL, new iTextSharp.text.BaseColor(80, 80, 80))));
//cell.Colspan = 2;
cell.HorizontalAlignment = 0;
//cell.Border =1;
newPdfTable.AddCell(cell);
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase(Environment.NewLine));
cell.Colspan = 7;
cell.HorizontalAlignment = 0;
//cell.Border = 1;
newPdfTable.AddCell(cell);
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase(Environment.NewLine));
cell.Colspan = 7;
cell.HorizontalAlignment = 0;
//cell.Border = 1;
newPdfTable.AddCell(cell);
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase(Environment.NewLine));
cell.Colspan = 7;
cell.HorizontalAlignment = 0;
//cell.Border = 1;
newPdfTable.AddCell(cell);
for (int i = 0; i <= totalColumns-1 ; i++)
{
if ((i != 0) & (i != 1) & (i != 2))
{
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase(newDataSet.Tables[0].Columns[i].ColumnName, FontFactory.GetFont("Tahoma", 12, Font.BOLD, new iTextSharp.text.BaseColor(80, 80, 80))));
cell.BorderColor = new iTextSharp.text.BaseColor(80, 80, 80);
cell.BackgroundColor = new iTextSharp.text.BaseColor(System.Drawing.Color.LightGray);
cell.VerticalAlignment =iTextSharp.text.Element.ALIGN_MIDDLE;
if (i == 5)
{
cell.Colspan = 2;
cell.HorizontalAlignment = 1;
}
else
{
cell.HorizontalAlignment = 1;
}
newPdfTable.AddCell(cell);
}
}
int j = 0;
foreach (DataRow record in newDataSet.Tables[0].Rows)
{
for (int i = 0; i <= totalColumns - 1; i++)
{
if ((i != 0) & (i != 1) & (i != 2))
{
if (i == 3)
{
if(record[i].ToString()=="true")
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase("Yes", FontFactory.GetFont("Tahoma", 10, Font.NORMAL, new iTextSharp.text.BaseColor(80, 80, 80))));
else
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase("No", FontFactory.GetFont("Tahoma", 10, Font.NORMAL, new iTextSharp.text.BaseColor(80, 80, 80))));
}
else
{
cell = new iTextSharp.text.pdf.PdfPCell(new Phrase(record[i].ToString(), FontFactory.GetFont("Tahoma", 10, Font.NORMAL, new iTextSharp.text.BaseColor(80, 80, 80))));
}
if ((j % 2) == 0)
{
//cell.BorderColor = new iTextSharp.text.BaseColor(System.Drawing.Color);
}
else
{
cell.BackgroundColor = new iTextSharp.text.BaseColor(System.Drawing.Color.WhiteSmoke);
}
cell.VerticalAlignment = iTextSharp.text.Element.ALIGN_MIDDLE;
if (i == 3)
cell.Border = iTextSharp.text.pdf.PdfPCell.NO_BORDER;
else
cell.Border = iTextSharp.text.pdf.PdfPCell.LEFT_BORDER;
if (i == 5)
{
cell.Colspan = 2;
cell.HorizontalAlignment = 0;
}
else
{
if ((i == 6) | (i == 7) | (i == 8))
{
cell.HorizontalAlignment = 2;
}
else
{
cell.HorizontalAlignment = 0;
}
}
newPdfTable.AddCell(cell);
}
}
j++;
}
newDocument.Open();
newDocument.Add(new Phrase(Environment.NewLine));
newDocument.Add(new Phrase(Environment.NewLine));
newDocument.Add(newPdfTable);
//newDocument.Add(new Phrase(" Total " + txtTotalQty.Text + " " + txtTotalAmount.Text, FontFactory.GetFont("Trebuchet MS", 14, Font.BOLD, new iTextSharp.text.BaseColor(21, 66, 157))));
newDocument.Add(new Phrase(Environment.NewLine));
//newDocument.Add(new Phrase("Printed On: " + DateTime.Now.ToString(), FontFactory.GetFont("Tahoma", 9, Font.NORMAL, new iTextSharp.text.BaseColor(80, 80, 80))));
newDocument.Close();
Response.ContentType = "application/pdf";
Response.Cache.SetCacheability(System.Web.HttpCacheability.Public);
Response.AppendHeader("Content-Type", "application/pdf");
Response.AppendHeader("Content-Disposition", "attachment; filename=" + this.ID + ".pdf");
Response.OutputStream.Write(PDFData.GetBuffer(), 0, PDFData.GetBuffer().Length);
Response.OutputStream.Flush();
Response.OutputStream.Close();
}
}
}