public Document()
{
PageRoot = new PageRoot
{
Document = this
};
_catalog = new Catalog
{
Document = this
};
Fonts.AddRange(TypeFaces.Fonts.Styles());
}
/// <summary>
/// Called to produce the document stream
/// </summary>
/// <param name="baseStream"></param>
public void Publish(Stream baseStream)
{
using (StreamWriter stream = new StreamWriter(baseStream, new UTF8Encoding(false)))
{
stream.NewLine = "\n";
// PDF Header
stream.WriteLine("%PDF-{0}", "1.4"); // the version of PDF
stream.WriteLine("%\x82\x82\x82\x82"); // needed to allow editors to know that this is a binary file
// place all the document objects into postion
var objects = PositionObjects();
// then get all the data ready for the document
PrepareStreams();
// Call publish on all the child objects
_catalog.Publish(stream);
foreach (var font in Fonts)
{
font.Publish(stream);
}
foreach (var image in Images)
{
image.Publish(stream);
}
PageRoot.Publish(stream);
foreach (var headerFooter in HeadersFooters)
{
headerFooter.Publish(stream);
}
foreach (var page in Pages)
{
foreach (var content in page.Contents)
{
content.Publish(stream);
}
}
foreach (var page in Pages)
{
page.Publish(Fonts, stream);
}
//// Document attributes
Properties.Publish(stream);
// PDF Cross Reference
var startXref = stream.BaseStream.Position;
var xref = "xref\n";
xref += string.Format("0 {0}\n", objects + 1);
xref += CreateXRefTable();
stream.Write(xref);
// PDF Trailer
var trailer = "trailer\n";
trailer += string.Format("<</Size {0}\n", objects + 1);
trailer += "/Root 1 0 R\n";
if (Properties.ObjectNumber > 0)
{
trailer += string.Format("/Info {0} 0 R\n", Properties.ObjectNumber);
}
trailer += ">>\n";
trailer += "startxref\n";
trailer += startXref.ToString() + "\n";
trailer += "%%EOF";
// PDF END
stream.Write(trailer);
stream.Flush();
}
}
