Method ParseCaption

Modules/ROI/src/mitkROIMapperHelper.cpp:78–121

}

std::string mitk::ROIMapperHelper::ParseCaption(const std::string& captionTemplate, const ROI::Element& roi, TimeStepType t)
{
  std::regex regex(R"(\{([^}]*)\})"); // Anything between curly braces (considered as placeholder).

  auto start = captionTemplate.cbegin();
  bool hasPlaceholders = false;
  std::string caption;
  std::smatch match;

  // Iterate through the caption template and substitute all
  // placeholders with corresponding data or property values.

  while (std::regex_search(start, captionTemplate.cend(), match, regex))
  {
    hasPlaceholders = true;

    caption.append(match.prefix().first, match.prefix().second);

    if (match[1] == "ID")
    {
      caption.append(std::to_string(roi.GetID()));
    }
    else
    {
      auto property = roi.GetConstProperty(match[1], t);

      if (property.IsNotNull())
        caption.append(property->GetValueAsString());
    }

    start = match.suffix().first;
  }

  if (match.suffix().matched)
    caption.append(match.suffix().first, match.suffix().second);

  if (hasPlaceholders)
  {
    boost::trim(caption);
    return caption;
  }

  return captionTemplate;
}

void mitk::ROIMapperHelper::SetDefaultProperties(DataNode* node, BaseRenderer* renderer, bool override)
{