ColorSequenceRainbow::ColorSequenceRainbow()
{
  m_ColorIndex = 0;
  m_Color.SetRed(1.0);
  m_Color.SetGreen(0.67);
  m_Color.SetBlue(0.0);
  InitColorList();
}//end of constructor
ColorSequenceHalfTones::ColorSequenceHalfTones()
{
  m_ColorIndex = 0;
  m_Color.SetRed(1.0);
  m_Color.SetGreen(0.67);
  m_Color.SetBlue(0.0);
  InitColorList();
}//end of constructor