////////////////////////////////////////////////////////////////////
// Constructor for objects with /Type in their dictionary
// Note: access is internal. Used by derived classes only
////////////////////////////////////////////////////////////////////
internal PdfObject
(
PdfDocument Document,
ObjectType ObjType = ObjectType.Dictionary,
string PdfDictType = null // object type (i.e. /Catalog, /Pages, /Font, /XObject, /OCG)
)
{
// save link to main document object
this.Document = Document;
// save type
ObjectType = ObjType;
// save scale factor
ScaleFactor = Document.ScaleFactor;
// no compression
NoCompression = Document.Debug;
// switch based on object type
switch (ObjectType)
{
case ObjectType.Free:
XRefType = XRefObjType.Free;
break;
case ObjectType.Other:
XRefType = XRefObjType.ObjStm;
ObjectValueList = new List <byte>();
break;
case ObjectType.Dictionary:
XRefType = XRefObjType.ObjStm;
Dictionary = new PdfDictionary(this);
break;
case ObjectType.Stream:
XRefType = XRefObjType.InFile;
Dictionary = new PdfDictionary(this);
ObjectValueList = new List <byte>();
break;
}
// if object name is specified, create a dictionary and add /Type Name entry
if (!string.IsNullOrEmpty(PdfDictType))
{
Dictionary.Add("/Type", PdfDictType);
}
// set PDF indirect object number to next available number
ObjectNumber = Document.ObjectArray.Count;
// add the new object to object array
Document.ObjectArray.Add(this);
return;
}
////////////////////////////////////////////////////////////////////
// Write root object to PDF file
////////////////////////////////////////////////////////////////////
internal void WriteRootToPdfFile()
{
// convert root object from ObjStm to InFile
XRefType = XRefObjType.InFile;
// save file position for this object
FilePosition = Document.PdfFile.BaseStream.Position;
// write object header
Document.PdfFile.WriteFormat("{0} 0 obj\n", ObjectNumber);
// write dictionary
Document.PdfFile.Write(Dictionary.ToByteArray());
// write end of object
Document.PdfFile.WriteString("\nendobj\n");
return;
}
