if (isMain == mainlineD) {
                    g2.draw(new Line2D.Double(pCDR, pDR));
                    g2.draw(new Line2D.Double(pKRtA, pVRtC));
                    g2.draw(new Line2D.Double(pDFR, pCDL));
                    g2.draw(new Line2D.Double(pDFR, pKR));