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qpdf/libqpdf/QPDF_Null.cc
2023-05-21 13:35:09 -04:00

52 lines
1.0 KiB
C++

#include <qpdf/QPDF_Null.hh>
#include <qpdf/QPDFObject_private.hh>
QPDF_Null::QPDF_Null() :
QPDFValue(::ot_null, "null")
{
}
std::shared_ptr<QPDFObject>
QPDF_Null::create()
{
return do_create(new QPDF_Null());
}
std::shared_ptr<QPDFObject>
QPDF_Null::create(
std::shared_ptr<QPDFObject> parent, std::string_view const& static_descr, std::string var_descr)
{
auto n = do_create(new QPDF_Null());
n->setChildDescription(parent, static_descr, var_descr);
return n;
}
std::shared_ptr<QPDFObject>
QPDF_Null::create(
std::shared_ptr<QPDFValue> parent, std::string_view const& static_descr, std::string var_descr)
{
auto n = do_create(new QPDF_Null());
n->setChildDescription(parent, static_descr, var_descr);
return n;
}
std::shared_ptr<QPDFObject>
QPDF_Null::copy(bool shallow)
{
return create();
}
std::string
QPDF_Null::unparse()
{
return "null";
}
JSON
QPDF_Null::getJSON(int json_version)
{
// If this is updated, QPDF_Array::getJSON must also be updated.
return JSON::makeNull();
}