def _colour_table(self, element):
pos, chunk = cgm_utils._unpack(self.cgm['color.inxstruct'],
element.params)
sz = struct.calcsize(self.cgm['color.absstruct'])
while len(chunk) >= sz:
cgm_color, chunk = self.read_color(chunk, 1)
self.cgm['color.table'][pos] = cgm_color
pos += 1
def read_enum(self, chunk):
return cgm_utils._unpack('>h', chunk)