question: private void extendColourMap ( int highest ) { for ( int i = m_colorList . size ( ) ; i < highest ; i ++ ) { Color pc = m_DefaultColors [ i % 10 ] ; int ija = i / 10 ; ija *= 2 ; for ( int j = 0 ; j < ija ; j ++ ) { pc = pc . brighter ( ) ; } m_colorList . add ( pc ) ; } }
target:  Add more colours to the colour map