static d.PointF AddToPath(this QuadraticBezierSegment segment, d.PointF startPoint, d2.GraphicsPath path) {
var c = new d.PointF[3];
QuadraticToCubic(startPoint, segment.Point1.ToGdiPlus(), segment.Point2.ToGdiPlus(), c, 0);
path.AddBezier(startPoint, c[0], c[1], c[2]);
return c[2];
}
static d.PointF AddToPath(this BezierSegment segment, d.PointF startPoint, d2.GraphicsPath path) {
var lastPoint = segment.Point3.ToGdiPlus();
path.AddBezier(startPoint, segment.Point1.ToGdiPlus(), segment.Point2.ToGdiPlus(), lastPoint);
return lastPoint;
}
