public void Render(ViewContext viewContext, TextWriter writer)
{
// generate view into string
var sb = new System.Text.StringBuilder();
TextWriter tw = new System.IO.StringWriter(sb);
_result.View.Render(viewContext, tw);
var resultCache = sb.ToString();
var ms = new MemoryStream();
var document = new Document();
var pdfWriter = PdfWriter.GetInstance(document, ms);
var worker = new HTMLWorker(document);
document.Open();
worker.StartDocument();
pdfWriter.CloseStream = false;
worker.Parse(new StringReader(resultCache));
worker.EndDocument();
worker.Close();
document.Close();
// this is as close as we can get to being "success" before writing output
// so set the content type now
viewContext.HttpContext.Response.ContentType = "application/pdf";
pdfWriter.Flush();
pdfWriter.Close();
viewContext.HttpContext.Response.BinaryWrite(ms.ToArray());
}
/**
* Called when a Paragraph is written.
* <P>
* <CODE>paragraphPosition</CODE> will hold the height of the end of the paragraph.
*
* @param writer the <CODE>PdfWriter</CODE> for this document
* @param document the document
* @param paragraphPosition the position of the end of the paragraph
*/
public virtual void OnParagraphEnd(PdfWriter writer,Document document,float paragraphPosition)
{
}
/**
* Called when the document is opened.
*
* @param writer the <CODE>PdfWriter</CODE> for this document
* @param document the document
*/
public virtual void OnOpenDocument(PdfWriter writer,Document document)
{
}
/**
* Called when a <CODE>Chunk</CODE> with a generic tag is written.
* <P>
* It is usefull to pinpoint the <CODE>Chunk</CODE> location to generate
* bookmarks, for example.
*
* @param writer the <CODE>PdfWriter</CODE> for this document
* @param document the document
* @param rect the <CODE>Rectangle</CODE> containing the <CODE>Chunk</CODE>
* @param text the text of the tag
*/
public virtual void OnGenericTag(PdfWriter writer,Document document,Rectangle rect,string text)
{
}
/**
* Called when a page is finished, just before being written to the document.
*
* @param writer the <CODE>PdfWriter</CODE> for this document
* @param document the document
*/
public virtual void OnEndPage(PdfWriter writer,Document document)
{
}
/**
* Called when the document is closed.
* <P>
* Note that this method is called with the page number equal
* to the last page plus one.
*
* @param writer the <CODE>PdfWriter</CODE> for this document
* @param document the document
*/
public virtual void OnCloseDocument(PdfWriter writer,Document document)
{
}
/**
* Called when a <CODE>Chunk</CODE> with a generic tag is written.
* <P>
* It is usefull to pinpoint the <CODE>Chunk</CODE> location to generate
* bookmarks, for example.
*
* @param writer
* the <CODE>PdfWriter</CODE> for this document
* @param document
* the document
* @param rect
* the <CODE>Rectangle</CODE> containing the <CODE>Chunk
* </CODE>
* @param text
* the text of the tag
*/
public virtual void OnGenericTag(PdfWriter writer, Document document,
Rectangle rect, String text)
{
foreach (IPdfPageEvent eventa in events) {
eventa.OnGenericTag(writer, document, rect, text);
}
}
/**
* Called when a Chapter is written.
* <P>
* <CODE>position</CODE> will hold the height at which the
* chapter will be written to.
*
* @param writer the <CODE>PdfWriter</CODE> for this document
* @param document the document
* @param paragraphPosition the position the chapter will be written to
* @param title the title of the Chapter
*/
public virtual void OnChapter(PdfWriter writer,Document document,float paragraphPosition,Paragraph title)
{
}
/**
* @see com.lowagie.text.pdf.PdfPageEvent#onGenericTag(com.lowagie.text.pdf.PdfWriter, com.lowagie.text.Document, com.lowagie.text.Rectangle, java.lang.String)
*/
public override void OnGenericTag(PdfWriter writer, Document document,
Rectangle rect, String text)
{
rect.Bottom = rect.Bottom - 3;
PdfFormField field = (PdfFormField) genericChunkFields[text];
if (field == null) {
TextField tf = new TextField(writer, new Rectangle(rect.GetLeft(padding), rect.GetBottom(padding), rect.GetRight(padding), rect.GetTop(padding)), text);
tf.FontSize = 14;
field = tf.GetTextField();
}
else {
field.Put(PdfName.RECT, new PdfRectangle(rect.GetLeft(padding), rect.GetBottom(padding), rect.GetRight(padding), rect.GetTop(padding)));
}
if (parent == null)
writer.AddAnnotation(field);
else
parent.AddKid(field);
}
/**
* Called when a page is initialized.
* <P>
* Note that if even if a page is not written this method is still called.
* It is preferable to use <CODE>onEndPage</CODE> to avoid infinite loops.
*
* @param writer
* the <CODE>PdfWriter</CODE> for this document
* @param document
* the document
*/
public virtual void OnStartPage(PdfWriter writer, Document document)
{
foreach (IPdfPageEvent eventa in events) {
eventa.OnStartPage(writer, document);
}
}
/**
* Called when a Chapter is written.
* <P>
* <CODE>position</CODE> will hold the height at which the chapter will be
* written to.
*
* @param writer
* the <CODE>PdfWriter</CODE> for this document
* @param document
* the document
* @param paragraphPosition
* the position the chapter will be written to
* @param title
* the title of the Chapter
*/
public virtual void OnChapter(PdfWriter writer, Document document,
float paragraphPosition, Paragraph title)
{
foreach (IPdfPageEvent eventa in events) {
eventa.OnChapter(writer, document, paragraphPosition, title);
}
}
/**
* Called when the end of a Section is reached.
* <P>
* <CODE>position</CODE> will hold the height of the section end.
*
* @param writer
* the <CODE>PdfWriter</CODE> for this document
* @param document
* the document
* @param position
* the position of the end of the section
*/
public virtual void OnSectionEnd(PdfWriter writer, Document document, float position)
{
foreach (IPdfPageEvent eventa in events) {
eventa.OnSectionEnd(writer, document, position);
}
}
/**
* Called when a Section is written.
* <P>
* <CODE>position</CODE> will hold the height at which the section will be
* written to.
*
* @param writer
* the <CODE>PdfWriter</CODE> for this document
* @param document
* the document
* @param paragraphPosition
* the position the section will be written to
* @param depth
* the number depth of the Section
* @param title
* the title of the section
*/
public virtual void OnSection(PdfWriter writer, Document document,
float paragraphPosition, int depth, Paragraph title)
{
foreach (IPdfPageEvent eventa in events) {
eventa.OnSection(writer, document, paragraphPosition, depth, title);
}
}
/**
* Called when a Paragraph is written.
* <P>
* <CODE>paragraphPosition</CODE> will hold the height of the end of the
* paragraph.
*
* @param writer
* the <CODE>PdfWriter</CODE> for this document
* @param document
* the document
* @param paragraphPosition
* the position of the end of the paragraph
*/
public virtual void OnParagraphEnd(PdfWriter writer, Document document,
float paragraphPosition)
{
foreach (IPdfPageEvent eventa in events) {
eventa.OnParagraphEnd(writer, document, paragraphPosition);
}
}
/**
* Called when a Section is written.
* <P>
* <CODE>position</CODE> will hold the height at which the
* section will be written to.
*
* @param writer the <CODE>PdfWriter</CODE> for this document
* @param document the document
* @param paragraphPosition the position the chapter will be written to
* @param title the title of the Chapter
*/
public virtual void OnSection(PdfWriter writer,Document document,float paragraphPosition,int depth,Paragraph title)
{
}
/** Creates a PdfSmartCopy instance. */
public PdfSmartCopy(Document document, Stream os)
: base(document, os)
{
this.streamMap = new Hashtable();
}
/**
* Called when a page is initialized.
* <P>
* Note that if even if a page is not written this method is still
* called. It is preferable to use <CODE>onEndPage</CODE> to avoid
* infinite loops.
*
* @param writer the <CODE>PdfWriter</CODE> for this document
* @param document the document
*/
public virtual void OnStartPage(PdfWriter writer,Document document)
{
}
/**
* Constructor
* @param document
* @param os outputstream
*/
public PdfCopy(Document document, Stream os)
: base(new PdfDocument(), os)
{
document.AddDocListener(pdf);
pdf.AddWriter(this);
indirectMap = new Hashtable();
}
/**
* Called when the end of a Chapter is reached.
* <P>
* <CODE>position</CODE> will hold the height of the end of the chapter.
*
* @param writer the <CODE>PdfWriter</CODE> for this document
* @param document the document
* @param position the position of the end of the chapter.
*/
public virtual void OnChapterEnd(PdfWriter writer,Document document,float position)
{
}
/// <summary>
/// Constructs a DocWriter.
/// </summary>
/// <param name="document">The Document that has to be written</param>
/// <param name="os">The Stream the writer has to write to.</param>
protected DocWriter(Document document, Stream os)
{
this.document = document;
this.os = new OutputStreamCounter(os);
}
