code: public void setTune(Tune tune){
  		m_jTune = new JTune(tune,
  							new Point(0, 0),
  							getTemplate());
  		m_jTune.setColor(getForeground());
  
  		m_selectedItems = null;
  		m_dimension.setSize(m_jTune.getWidth(), m_jTune.getHeight());
  		setPreferredSize(m_dimension);
  		setSize(m_dimension);
  		m_isBufferedImageOutdated=true;
  		repaint();
  	}
docs: Sets the tune to be renderered.
  @param tune The tune to be displayed.