Method WritePArray

IO/XML/vtkXMLWriter.cxx:2910–2968

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

//------------------------------------------------------------------------------
void vtkXMLWriter::WritePArray(vtkAbstractArray* a, vtkIndent indent, const char* alternateName)
{
  vtkDataArray* d = vtkArrayDownCast<vtkDataArray>(a);
  ostream& os = *(this->Stream);
  if (d)
  {
    os << indent << "<PDataArray";
  }
  else
  {
    os << indent << "<PArray";
  }
  this->WriteWordTypeAttribute("type", a->GetDataType());
  if (a->GetDataType() == VTK_ID_TYPE)
  {
    this->WriteScalarAttribute("IdType", 1);
  }
  if (alternateName)
  {
    this->WriteStringAttribute("Name", alternateName);
  }
  else
  {
    const char* arrayName = a->GetName();
    if (arrayName)
    {
      this->WriteStringAttribute("Name", arrayName);
    }
  }
  if (a->GetNumberOfComponents() > 1)
  {
    this->WriteScalarAttribute("NumberOfComponents", a->GetNumberOfComponents());
  }

  // always write out component names, even if only 1 component
  std::ostringstream buff;
  const char* compName = nullptr;
  for (int i = 0; i < a->GetNumberOfComponents(); ++i)
  {
    // get the component names
    buff << "ComponentName" << i;
    compName = a->GetComponentName(i);
    if (compName)
    {
      this->WriteStringAttribute(buff.str().c_str(), compName);
      compName = nullptr;
    }
    buff.str("");
    buff.clear();
  }

  os << "/>\n";

  os.flush();
  if (os.fail())
  {
    this->SetErrorCode(vtkErrorCode::GetLastSystemError());
  }