17 QPointF
project(
const QPointF&);
18 const QPointF&
point1()
const;
22 const QPointF&
point2()
const;
const QPointF & point2() const
void setPoint2(const QPointF &p)
const QPointF & point1() const
void setPoint1(const QPointF &p)
QPointF project(const QPointF &)