Method AddNodes

Common/DataModel/vtkDataAssembly.cxx:592–626

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//------------------------------------------------------------------------------
std::vector<int> vtkDataAssembly::AddNodes(const std::vector<std::string>& names, int parent)
{
  auto& internals = (*this->Internals);
  auto pnode = internals.FindNode(parent);
  if (!pnode)
  {
    vtkErrorMacro("Parent node with id=" << parent << " not found.");
    return std::vector<int>{};
  }

  // validate names first to avoid partial additions.
  for (const auto& name : names)
  {
    if (!vtkDataAssembly::IsNodeNameValid(name.c_str()))
    {
      vtkErrorMacro("Invalid name specified '" << name << "'.");
      return std::vector<int>{};
    }
  }

  std::vector<int> ids;
  for (const auto& name : names)
  {
    auto child = ++internals.MaxUniqueId;
    auto cnode = pnode.append_child(name.c_str());
    cnode.append_attribute("id") = child;
    internals.NodeMap[child] = cnode;
    ids.push_back(child);
  }
  if (!ids.empty())
  {
    this->Modified();
  }
  return ids;
}

//------------------------------------------------------------------------------
bool vtkDataAssembly::RemoveNode(int id)