Function GetSpaceStr

Rendering/GL2PSOpenGL2/vtkOpenGLGL2PSHelperImpl.cxx:56–65

replace \n with space as PS treats it as a space but PDF just removes them. we also need this so that we get the correct bounding box for PDFs considering that we do not address multi-line strings yet.

// we also need this so that we get the correct bounding box for PDFs
// considering that we do not address multi-line strings yet.
void GetSpaceStr(const char* str, std::string* spaceStr)
{
  *spaceStr = str;
  std::string::size_type eolPos = 0;
  while ((eolPos = spaceStr->find('\n', eolPos)) != std::string::npos)
  {
    spaceStr->replace(eolPos, 1, 1, ' ');
    ++eolPos;
  }
}

/**
 * Computes the bottom left corner 'blpos' and a string with \n replaced