/// <summary>
/// Gets the outline entries to be written to the file
/// </summary>
/// <returns></returns>
public byte[] GetOutlineDict(long filePos, out int size)
{
MemoryStream ms = new MemoryStream();
int s;
byte[] ba;
//23 0 obj
//<</Type /Outlines /First 13 0 R
///Last 13 0 R>>
//endobj
if (_pom == null)
{
throw new Exception("GetObjectNumber must be called before GetOutlineDict");
}
string content = string.Format("\r\n{0} 0 obj<</Type /Outlines /First {1} 0 R\r/Last {2} 0 R\r/Count {3}>>\rendobj\r",
_pom.objectNum,
bookmarks[0].objectNum,
bookmarks[bookmarks.Count - 1].objectNum,
bookmarks.Count);
ba = _pom.GetUTF8Bytes(content, filePos, out s);
ms.Write(ba, 0, ba.Length);
filePos += s;
string parent = string.Format("\r/Parent {0} 0 R", _pom.objectNum);
PdfOutlineEntry coe; // current outline entry
PdfOutlineEntry poe; // previous outline entry
PdfOutlineEntry noe; // previous outline entry
for (int i = 0; i < bookmarks.Count; i++)
{
coe = bookmarks[i];
poe = i > 0? bookmarks[i - 1]: null;
noe = i + 1 == bookmarks.Count ? null : bookmarks[i + 1];
StringBuilder sb = new StringBuilder();
// <</Title (Yahoo! News: Business)
string newtext = coe.Text.Replace("\\", "\\\\");
newtext = newtext.Replace("(", "\\(");
newtext = newtext.Replace(")", "\\)");
newtext = newtext.Replace('\r', ' ');
newtext = newtext.Replace('\n', ' ');
sb.AppendFormat("\r\n{0} 0 obj<</Title ({1})", coe.objectNum, newtext);
// /Parent 23 0 R
sb.Append(parent);
// /Prev 14 0 R
if (poe != null)
{
sb.AppendFormat("\r/Prev {0} 0 R", poe.objectNum);
}
// /Next 16 0 R
if (noe != null)
{
sb.AppendFormat("\r/Next {0} 0 R", noe.objectNum);
}
// /Dest [3 0 R /XYZ 0 400.86 null]
sb.AppendFormat("\r/Dest [{0} 0 R /XYZ {1} {2} null]", coe.P, coe.X, coe.Y);
sb.Append("\r>>\rendobj\r");
ba = coe.GetUTF8Bytes(sb.ToString(), filePos, out s);
ms.Write(ba, 0, ba.Length);
filePos += s;
}
ba = ms.ToArray();
size = ba.Length;
return(ba);
}
