/**
* Constructs a RtfHeaderFooter for a HeaderFooter.
*
* @param doc The RtfDocument this RtfHeaderFooter belongs to
* @param headerFooter The HeaderFooter to base this RtfHeaderFooter on
*/
protected internal RtfHeaderFooter(RtfDocument doc, HeaderFooter headerFooter)
: base(new Phrase(""), false)
{
this.document = doc;
Paragraph par = new Paragraph();
par.Alignment = headerFooter.Alignment;
if (headerFooter.Before != null) {
par.Add(headerFooter.Before);
}
if (headerFooter.IsNumbered()) {
par.Add(new FD.RtfPageNumber(this.document));
}
if (headerFooter.After != null) {
par.Add(headerFooter.After);
}
try {
this.content = new Object[1];
this.content[0] = doc.GetMapper().MapElement(par)[0];
((IRtfBasicElement) this.content[0]).SetInHeader(true);
} catch (DocumentException) {
}
}
/**
* Write a <code>HeaderFooter</code> to a <code>MemoryStream</code>
*
* @param headerFooter The <code>HeaderFooter</code> object to be written.
* @param hfType The type of header or footer to be added.
* @param target The <code>MemoryStream</code> to which the <code>HeaderFooter</code> will be written.
* @throws IOException
*/
private void WriteHeaderFooter(HeaderFooter headerFooter, byte[] hfType, MemoryStream target)
{
inHeaderFooter = true;
try {
target.WriteByte(openGroup);
target.WriteByte(escape);
target.Write(hfType, 0, hfType.Length);
target.WriteByte(delimiter);
if (headerFooter != null) {
if (headerFooter is RtfHeaderFooter && ((RtfHeaderFooter) headerFooter).Content() != null) {
this.AddElement(((RtfHeaderFooter) headerFooter).Content(), target);
} else {
Paragraph par = new Paragraph();
par.Alignment = headerFooter.Alignment;
if (headerFooter.Before != null) {
par.Add(headerFooter.Before);
}
if (headerFooter.IsNumbered()) {
par.Add(new RtfPageNumber("", headerFooter.Before.Font));
}
if (headerFooter.After != null) {
par.Add(headerFooter.After);
}
this.AddElement(par, target);
}
}
target.WriteByte(closeGroup);
} catch (DocumentException e) {
throw new IOException("DocumentException - " + e.ToString());
}
inHeaderFooter = false;
}
