public static void CreatePDF(System.IO.Stream stream, string htmlMarkup)
{
if (null == stream || string.IsNullOrEmpty(htmlMarkup))
{
return;
}
System.IO.MemoryStream m = new System.IO.MemoryStream();
iText.Document document = new iText.Document();
iText.pdf.PdfWriter writer = iText.pdf.PdfWriter.GetInstance(document, m);
HTMLDocument pseudoDoc = new HTMLDocument();
((IHTMLDocument2)pseudoDoc).write(htmlMarkup);
document.Open();
IHTMLElementCollection children = (IHTMLElementCollection)pseudoDoc.getElementById("pdfContainer").children;
foreach (IHTMLElement el in children)
{
IHTMLElement theEl = el;
if (null == theEl.className)
{
continue;
}
string className = theEl.className.ToLowerInvariant();
if (className == "ignore" || string.IsNullOrEmpty(className))
{
continue;
}
string tagName = theEl.tagName.ToLowerInvariant();
string innerText = theEl.innerText;
if (string.IsNullOrEmpty(innerText))
{
theEl = (IHTMLElement)((IHTMLElementCollection)el.children).item(null, 0);
tagName = theEl.tagName.ToLowerInvariant();
innerText = theEl.innerText;
}
if (tagName == "div" || tagName == "span")
{
document.Add(new iText.Paragraph(innerText));
continue;
}
if (tagName == "hr")
{
if (className == "pagebreak")
{
document.NewPage();
}
else
{
iText.pdf.PdfPTable t = new iText.pdf.PdfPTable(1);
t.HorizontalAlignment = iText.Element.ALIGN_CENTER;
t.WidthPercentage = 100f; // this would be the 100 from setHorizontalLine
t.SpacingAfter = 5f;
t.SpacingBefore = 0f;
t.DefaultCell.UseVariableBorders = true;
t.DefaultCell.VerticalAlignment = iText.Element.ALIGN_MIDDLE;
t.DefaultCell.HorizontalAlignment = iText.Element.ALIGN_CENTER;
t.DefaultCell.Border = iText.Image.BOTTOM_BORDER; // This generates the line
t.DefaultCell.BorderWidth = 1f; // this would be the 1 from setHorizontalLine
t.DefaultCell.Padding = 0;
t.AddCell("");
document.Add(t);
}
}
if (tagName == "img")
{
iText.Image img = iText.Image.GetInstance(theEl.getAttribute("src", 0).ToString());
img.ScaleToFit(document.PageSize.Width - 100, document.PageSize.Height - 100);
document.Add(img);
continue;
}
}
pseudoDoc.close();
pseudoDoc = null;
document.Close();
writer.Flush();
byte[] data = m.GetBuffer();
try
{
stream.Write(data, 0, data.Length);
stream.Flush();
stream.Close();
}
catch
{
throw;
}
finally
{
Array.Clear(data, 0, data.Length);
data = null;
document = null;
writer = null;
m.Dispose();
m = null;
GC.Collect();
GC.WaitForPendingFinalizers();
}
}
