/// <summary>Flushes the object.</summary>
/// <remarks>Flushes the object. Override this method if you want to define custom behaviour for object flushing.
/// </remarks>
/// <param name="pdfObject">object to flush.</param>
/// <param name="canBeInObjStm">indicates whether object can be placed into object stream.</param>
/// <exception cref="System.IO.IOException">on error.</exception>
protected internal virtual void FlushObject(PdfObject pdfObject, bool canBeInObjStm)
{
PdfIndirectReference indirectReference = pdfObject.GetIndirectReference();
if (IsFullCompression() && canBeInObjStm)
{
PdfObjectStream objectStream = GetObjectStream();
objectStream.AddObject(pdfObject);
}
else
{
indirectReference.SetOffset(GetCurrentPos());
WriteToBody(pdfObject);
}
((PdfIndirectReference)indirectReference.SetState(PdfObject.FLUSHED)).ClearState(PdfObject.MUST_BE_FLUSHED
);
switch (pdfObject.GetObjectType())
{
case PdfObject.BOOLEAN:
case PdfObject.NAME:
case PdfObject.NULL:
case PdfObject.NUMBER:
case PdfObject.STRING: {
((PdfPrimitiveObject)pdfObject).content = null;
break;
}
case PdfObject.ARRAY: {
PdfArray array = ((PdfArray)pdfObject);
MarkArrayContentToFlush(array);
array.ReleaseContent();
break;
}
case PdfObject.STREAM:
case PdfObject.DICTIONARY: {
PdfDictionary dictionary = ((PdfDictionary)pdfObject);
MarkDictionaryContentToFlush(dictionary);
dictionary.ReleaseContent();
break;
}
case PdfObject.INDIRECT_REFERENCE: {
MarkObjectToFlush(((PdfIndirectReference)pdfObject).GetRefersTo(false));
break;
}
}
}
