// To get the length of a string that is going to the printer use the
 
// GetTextExtentPoint32 function. It will compute the length and width of the string 
 
// using the selected font size for the printer.
 
Size sz;
 
ZeroMemory(&sz, sizeof(SIZE));                  // This is for the file description
 
GetTextExtentPoint32(printDC, Driver->getFile(1), strlen(Driver->getFile(1), &sz);
 
XPosition[posIndex] = XPosition[posIndex - 1] + sz.cx + colSpace;
 
if ((XPosition[posIndex - 1] + sz.cx + colSpace) > pageWide)
 
  bPrintOver = true;