Method SerializeLabelToJSON

Modules/Multilabel/src/mitkMultiLabelIOHelper.cpp:604–637

}

nlohmann::json mitk::MultiLabelIOHelper::SerializeLabelToJSON(const Label* label)
{
  if (nullptr == label)
  {
    mitkThrow() << "Invalid call of GetLabelAsJSON. Passed label pointer is null.";
  }

  nlohmann::json j;
  j["name"] = label->GetName();

  j["value"] = label->GetValue();

  j["color"] = { label->GetColor().GetRed(), label->GetColor().GetGreen(), label->GetColor().GetBlue() };

  j["locked"] = label->GetLocked();
  j["opacity"] = label->GetOpacity();
  j["visible"] = label->GetVisible();
  // Only emit tracking keys when the value is non-empty. Has*() on the
  // loaded label then reflects "source carried a real value", uniformly
  // across DICOM SEG and native JSON. mitk::Label has no UID auto-
  // generation; the older empty-string-stamp pattern guarded against a
  // behaviour that does not exist.
  if (!label->GetTrackingID().empty())
    j["tracking_id"] = label->GetTrackingID();
  if (!label->GetTrackingUID().empty())
    j["tracking_uid"] = label->GetTrackingUID();
  if (!label->GetDescription().empty())
    j["description"] = label->GetDescription();

  // Serialize any other custom properties
  SerializeLabelCustomPropertiesToJSON(label, j);

  return j;
};

namespace
{