void stroke(int rgb, float alpha)
 {
     m_strokeColor.setHex(rgb, alpha);
     m_hasStroke = true;
     
     if( m_inSetup )
         m_defaultStrokeColor = m_strokeColor;
 }
 void fill(int rgb, float alpha)
 {
     m_hasFill = true;
     if( rgb > 255 )
         m_fillColor.setHex(rgb, alpha);
     else
         m_fillColor.set(rgb, alpha);
     
     if( m_inSetup )
         m_defaultFillColor = m_fillColor;
 }