Method FromXML

Modules/Core/src/IO/mitkProportionalTimeGeometryToXML.cpp:57–164

}

mitk::ProportionalTimeGeometry::Pointer mitk::ProportionalTimeGeometryToXML::FromXML(const tinyxml2::XMLElement *timeGeometryElement)
{
  if (!timeGeometryElement)
  {
    MITK_ERROR << "Cannot deserialize ProportionalTimeGeometry from nullptr.";
    return nullptr;
  }

  int numberOfTimeSteps = 0;

  if (tinyxml2::XML_SUCCESS != timeGeometryElement->QueryIntAttribute("NumberOfTimeSteps", &numberOfTimeSteps))
  {
    MITK_WARN << "<ProportionalTimeGeometry> found without NumberOfTimeSteps attribute. Counting...";
  }

  // might be missing!
  TimePointType firstTimePoint;
  const char* firstTimePoint_s = nullptr;
  TimePointType stepDuration;
  const char* stepDuration_s = nullptr;
  try
  {
    firstTimePoint_s = timeGeometryElement->Attribute("FirstTimePoint");
    if (nullptr != firstTimePoint_s)
    {
      firstTimePoint = boost::lexical_cast<double>(firstTimePoint_s);
    }
    else
    {
      firstTimePoint = -std::numeric_limits<TimePointType>::max();
    }

    stepDuration_s = timeGeometryElement->Attribute("StepDuration");
    if (nullptr != stepDuration_s)
    {
      stepDuration = boost::lexical_cast<double>(stepDuration_s);
    }
    else
    {
      stepDuration = std::numeric_limits<TimePointType>::infinity();
    }
  }
  catch ( const boost::bad_lexical_cast &e )
  {
    MITK_ERROR << "Could not parse string as number: " << e.what();
    return nullptr;
  }

  // list of all geometries with their time steps
  std::multimap<TimeStepType, BaseGeometry::Pointer> allReadGeometries;

  int indexForUnlabeledTimeStep(-1);
  for (auto *currentElement = timeGeometryElement->FirstChildElement(); currentElement != nullptr;
       currentElement = currentElement->NextSiblingElement())
  {
    // different geometries could have been inside a ProportionalTimeGeometry.
    // By now, we only support Geometry3D
    std::string tagName = currentElement->Value();