public void EmphasizeCurves(Point point) { if (lastEmphasizedPrimitiveCurve != null) { NewPrimitiveCurvesControl.SetIsEmphasized(lastEmphasizedPrimitiveCurve, false); } var curve = FindNearbyCurve(point); if (curve != null) { NewPrimitiveCurvesControl.SetIsEmphasized(curve, true); lastEmphasizedPrimitiveCurve = curve; } }