private void ccbPolyActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_ccbPolyActionPerformed
        System.out.println(evt.toString());
        Color c = ccbPoly.getSelectedColor();
        if (c != null) {
            System.out.println("non null color");
            this.gmlLayer.setColorPoly(c);
            wwCanvas.redraw();
        }
    }//GEN-LAST:event_ccbPolyActionPerformed