valentina_old/widgets/vcontrolpointspline.h
2013-08-20 13:26:02 +03:00

49 lines
2.1 KiB
C++

#ifndef VCONTROLPOINTSPLINE_H
#define VCONTROLPOINTSPLINE_H
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Weffc++"
#pragma GCC diagnostic ignored "-Wconversion"
#pragma GCC diagnostic ignored "-Wsign-conversion"
#pragma GCC diagnostic ignored "-Wctor-dtor-privacy"
#include <QGraphicsEllipseItem>
#include <QGraphicsLineItem>
#include <QObject>
#pragma GCC diagnostic pop
#include "../options.h"
#include "../geometry/vsplinepath.h"
class VControlPointSpline : public QObject, public QGraphicsEllipseItem
{
Q_OBJECT
public:
VControlPointSpline(const qint32 &indexSpline, SplinePoint::Position position,
const QPointF &controlPoint, const QPointF &splinePoint,
QGraphicsItem * parent = 0);
signals:
void ControlPointChangePosition(const qint32 &indexSpline, SplinePoint::Position position,
const QPointF pos);
public slots:
void RefreshLine(const qint32 &indexSpline, SplinePoint::Position pos,
const QPointF &controlPoint, const QPointF &splinePoint);
void setEnabledPoint(bool enable);
protected:
qreal radius;
QGraphicsLineItem *controlLine;
virtual void hoverMoveEvent ( QGraphicsSceneHoverEvent * event );
virtual void hoverLeaveEvent ( QGraphicsSceneHoverEvent * event );
QVariant itemChange ( GraphicsItemChange change, const QVariant &value );
private:
VControlPointSpline(const VControlPointSpline &pSpl);
const VControlPointSpline &operator=(const VControlPointSpline &pSpl);
qint32 indexSpline;
SplinePoint::Position position;
qint32 LineIntersectCircle(QPointF center, qreal radius, QLineF line, QPointF &p1,
QPointF &p2) const;
QPointF ClosestPoint(QLineF line, QPointF p) const;
QPointF addVector (QPointF p, QPointF p1, QPointF p2, qreal k) const;
};
#endif // VCONTROLPOINTSPLINE_H