//http://stackoverflow.com/questions/248768/how-do-i-walk-through-tree-of-pdf-objects-in-pdfsharp
#region CObject Visitor
private static void ExtractText(CObject obj, StringBuilder target)
{
if (obj is CArray)
ExtractText((CArray)obj, target);
else if (obj is CComment)
ExtractText((CComment)obj, target);
else if (obj is CInteger)
ExtractText((CInteger)obj, target);
else if (obj is CName)
ExtractText((CName)obj, target);
else if (obj is CNumber)
ExtractText((CNumber)obj, target);
else if (obj is COperator)
ExtractText((COperator)obj, target);
else if (obj is CReal)
ExtractText((CReal)obj, target);
else if (obj is CSequence)
ExtractText((CSequence)obj, target);
else if (obj is CString)
ExtractText((CString)obj, target);
else
throw new NotImplementedException(obj.GetType().AssemblyQualifiedName);
}
private static void Write(CObject obj)
{
if (obj is CArray)
Write((CArray)obj);
else if (obj is CComment)
Write((CComment)obj);
else if (obj is CInteger)
Write((CInteger)obj);
else if (obj is CName)
Write((CName)obj);
else if (obj is CNumber)
Write((CNumber)obj);
else if (obj is COperator)
Write((COperator)obj);
else if (obj is CReal)
Write((CReal)obj);
else if (obj is CSequence)
Write((CSequence)obj);
else if (obj is CString)
Write((CString)obj);
else
throw new NotImplementedException(obj.GetType().AssemblyQualifiedName);
}
