public virtual void ResourcesCategoryDictionarySetModifiedTest()
{
PdfDictionary pdfDict = new PdfDictionary();
pdfDict.Put(PdfName.ExtGState, new PdfDictionary());
PdfResources resources = new PdfResources(pdfDict);
PdfObject resourceCategoryDict = resources.GetPdfObject().Get(PdfName.ExtGState);
resourceCategoryDict.SetIndirectReference(new PdfIndirectReference(null, 1));
NUnit.Framework.Assert.IsFalse(resourceCategoryDict.IsModified());
resources.AddExtGState(new PdfExtGState());
// Check that when changing an existing resource category dictionary, the flag PdfObject.MODIFIED will be set for it
NUnit.Framework.Assert.IsTrue(resourceCategoryDict.IsModified());
}
private void FlushOrRelease(PdfObject obj)
{
if (release)
{
if (!obj.IsReleaseForbidden())
{
obj.Release();
}
}
else
{
MakeIndirectIfNeeded(obj);
if (!pdfDoc.IsAppendMode() || obj.IsModified())
{
obj.Flush();
}
else
{
if (!obj.IsReleaseForbidden())
{
obj.Release();
}
}
}
}
/// <summary>Flushes all modified objects which have not been flushed yet.</summary>
/// <remarks>Flushes all modified objects which have not been flushed yet. Used in case incremental updates.</remarks>
protected internal virtual void FlushModifiedWaitingObjects()
{
PdfXrefTable xref = document.GetXref();
for (int i = 1; i < xref.Size(); i++)
{
PdfIndirectReference indirectReference = xref.Get(i);
if (null != indirectReference)
{
PdfObject obj = indirectReference.GetRefersTo(false);
if (obj != null && !obj.Equals(objectStream) && obj.IsModified())
{
obj.Flush();
}
}
}
if (objectStream != null && objectStream.GetSize() > 0)
{
objectStream.Flush();
objectStream = null;
}
}
