content: """
  A little example that shows how the various indexing into the font
  tables relate to one another.  Mainly for mpl developers....
  
  """
  import matplotlib
  from matplotlib.ft2font import FT2Font, KERNING_DEFAULT, KERNING_UNFITTED, KERNING_UNSCALED
  
  
  
  #fname = '/usr/share/fonts/sfd/FreeSans.ttf'
  fname = matplotlib.get_data_path() + '/fonts/ttf/Vera.ttf'
  font = FT2Font(fname)
  font.set_charmap(0)
  
  codes = font.get_charmap().items()
  #dsu = [(ccode, glyphind) for ccode, glyphind in codes]
  #dsu.sort()
  #for ccode, glyphind in dsu:
  #    try: name = font.get_glyph_name(glyphind)
  #    except RuntimeError: pass
  #    else: print '% 4d % 4d %s %s'%(glyphind, ccode, hex(int(ccode)), name)
  
  
  
  # make a charname to charcode and glyphind dictionary
  coded = {}
  glyphd = {}
  for ccode, glyphind in codes:
      name = font.get_glyph_name(glyphind)
      coded[name] = ccode
      glyphd[name] = glyphind
  
  code =  coded['A']
  glyph = font.load_char(code)
  #print glyph.bbox
  print glyphd['A'], glyphd['V'], coded['A'], coded['V']
  print 'AV', font.get_kerning(glyphd['A'], glyphd['V'], KERNING_DEFAULT)
  print 'AV', font.get_kerning(glyphd['A'], glyphd['V'], KERNING_UNFITTED)
  print 'AV', font.get_kerning(glyphd['A'], glyphd['V'], KERNING_UNSCALED)
  print 'AV', font.get_kerning(glyphd['A'], glyphd['T'], KERNING_UNSCALED)
  