Method CreateArray

IO/XML/vtkXMLReader.cxx:1525–1577

------------------------------------------------------------------------------

//------------------------------------------------------------------------------
vtkAbstractArray* vtkXMLReader::CreateArray(vtkXMLDataElement* da)
{
  int dataType = 0;
  if (!da->GetWordTypeAttribute("type", dataType))
  {
    return nullptr;
  }

  dataType = this->GetLocalDataType(da, dataType);
  vtkAbstractArray* array = vtkAbstractArray::CreateArray(dataType);

  array->SetName(da->GetAttribute("Name"));

  // if NumberOfComponents fails, we have 1 component
  int components = 1;

  if (da->GetScalarAttribute("NumberOfComponents", components))
  {
    array->SetNumberOfComponents(components);
  }

  // determine what component names have been saved in the file.
  const char* compName = nullptr;
  std::ostringstream buff;
  for (int i = 0; i < components; ++i)
  {
    // get the component names
    buff << "ComponentName" << i;
    compName = da->GetAttribute(buff.str().c_str());
    if (compName)
    {
      // detected a component name, add it
      array->SetComponentName(i, compName);
      compName = nullptr;
    }
    buff.str("");
    buff.clear();
  }

  // Scan/load for vtkInformationKey data.
  int nElements = da->GetNumberOfNestedElements();
  for (int i = 0; i < nElements; ++i)
  {
    vtkXMLDataElement* eInfoKeyData = da->GetNestedElement(i);
    if (strcmp(eInfoKeyData->GetName(), "InformationKey") == 0)
    {
      vtkInformation* info = array->GetInformation();
      this->CreateInformationKey(eInfoKeyData, info);
    }
  }

  return array;
}

//------------------------------------------------------------------------------
int vtkXMLReader::CanReadFile(const char* name)