Method ParseIdValue

IO/MINC/vtkMNIObjectReader.cxx:291–333

------------------------------------------------------------------------------ Read an integer value

//------------------------------------------------------------------------------
// Read an integer value
int vtkMNIObjectReader::ParseIdValue(vtkIdType* value)
{
  if (this->FileType == VTK_BINARY)
  {
    int val;
    this->InputStream->read((char*)(&val), sizeof(int));
    *value = val;

    return !this->InputStream->fail();
  }

  // The rest of the code is for ASCII files
  if (!this->SkipWhitespace())
  {
    vtkErrorMacro("Unexpected end of file " << this->FileName << ":" << this->LineNumber);
    return 0;
  }

  char* cp = this->CharPointer;

  auto result = vtk::scan_int<long long>(std::string_view(cp));
  auto lval = result ? result->value() : 0;
  cp = const_cast<char*>(result->range().data());
  if (lval > static_cast<long long>(VTK_INT_MAX) || lval < static_cast<long long>(VTK_INT_MIN))
  {
    vtkErrorMacro(
      "Value " << lval << " is too large for int " << this->FileName << ":" << this->LineNumber);
    return 0;
  }

  *value = static_cast<int>(lval);

  // If no bytes were read, that means there was a syntax error
  if (cp == this->CharPointer)
  {
    vtkErrorMacro("Syntax error " << this->FileName << ":" << this->LineNumber);
    return 0;
  }

  this->CharPointer = cp;

  return 1;
}

//------------------------------------------------------------------------------
int vtkMNIObjectReader::ReadProperty(vtkProperty* property)