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#ifndef RULERITEM_H
#define RULERITEM_H
#include <QObject>
#include <QGraphicsEllipseItem>
#include <QGraphicsObject>
#include "divecartesianaxis.h"
struct plot_data;
class RulerItem2;
class RulerNodeItem2 : public QObject, public QGraphicsEllipseItem
{
Q_OBJECT
friend class RulerItem2;
public:
explicit RulerNodeItem2();
void setRuler(RulerItem2 *r);
void recalculate();
protected:
QVariant itemChange(GraphicsItemChange change, const QVariant & value );
private:
struct plot_info *pInfo;
struct plot_data *entry;
RulerItem2* ruler;
DiveCartesianAxis *timeAxis;
DiveCartesianAxis *depthAxis;
};
class RulerItem2 : public QGraphicsObject
{
Q_OBJECT
public:
explicit RulerItem2();
void recalculate();
void setPlotInfo(struct plot_info *pInfo);
RulerNodeItem2* sourceNode() const;
RulerNodeItem2* destNode() const;
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget * widget = 0);
QRectF boundingRect() const;
QPainterPath shape() const;
private:
struct plot_info *pInfo;
QPointF startPoint, endPoint;
RulerNodeItem2 *source, *dest;
QString text;
int height;
int paint_direction;
DiveCartesianAxis *timeAxis;
DiveCartesianAxis *depthAxis;
};
#endif
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