Function ColorToString

IO/Export/vtkSVGContextDevice2D.cxx:48–58

{

std::string ColorToString(const unsigned char* rgb)
{
  std::ostringstream out;
  out << "#";
  for (int i = 0; i < 3; ++i)
  {
    out << std::setw(2) << std::right << std::setfill('0') << std::hex
        << static_cast<unsigned int>(rgb[i]);
  }
  return out.str();
}

// Bbox is xmin, xmax, ymin, ymax. Writes:
// "xmin,ymin,xmax,ymax"