Method ParseAsciiData

IO/XMLParser/vtkXMLDataParser.cxx:1258–1295

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//------------------------------------------------------------------------------
int vtkXMLDataParser::ParseAsciiData(int wordType)
{
  istream& is = *(this->Stream);

  // Don't re-parse the same ascii data.
  if (this->AsciiDataPosition == this->TellG())
  {
    return (this->AsciiDataBuffer ? 1 : 0);
  }

  // Prepare for new data.
  this->AsciiDataPosition = this->TellG();
  if (this->AsciiDataBuffer)
  {
    this->FreeAsciiBuffer();
  }

  int length = 0;
  void* buffer = nullptr;
  switch (wordType)
  {
    vtkTemplateMacro(buffer = vtkXMLParseAsciiData(is, &length, static_cast<VTK_TT*>(nullptr), 1));

    case VTK_BIT:
      buffer = vtkXMLParseAsciiBitData(is, &length);
      break;
  }

  // Read terminated from failure.  Clear the fail bit so another read
  // can take place later.
  is.clear(is.rdstate() & ~ios::failbit);

  // Save the buffer.
  this->AsciiDataBuffer = reinterpret_cast<unsigned char*>(buffer);
  this->AsciiDataBufferLength = length;
  this->AsciiDataWordType = wordType;
  return (this->AsciiDataBuffer ? 1 : 0);
}

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template <class T>