scatterchartitem_p.h
50 lines
| 1013 B
| text/x-c
|
CLexer
|
r470 | #ifndef SCATTERPRESENTER_H | ||
#define SCATTERPRESENTER_H | ||||
#include "qchartglobal.h" | ||||
#include "xychartitem_p.h" | ||||
#include <QObject> | ||||
#include <QPen> | ||||
QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
class QScatterSeries; | ||||
class ScatterChartItem : public XYChartItem | ||||
{ | ||||
Q_OBJECT | ||||
public: | ||||
explicit ScatterChartItem(QScatterSeries *series, QGraphicsObject *parent = 0); | ||||
public: | ||||
//from QGraphicsItem | ||||
QRectF boundingRect() const; | ||||
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget); | ||||
void setPen(const QPen& pen); | ||||
void setBrush(const QBrush& brush); | ||||
signals: | ||||
void clicked(QPointF coordinates); | ||||
public slots: | ||||
void handleUpdated(); | ||||
private: | ||||
void createPoints(int count); | ||||
void deletePoints(int count); | ||||
protected: | ||||
virtual void setGeometry(QVector<QPointF>& points); | ||||
private: | ||||
QScatterSeries *m_series; | ||||
QGraphicsItemGroup m_items; | ||||
int m_shape; | ||||
int m_size; | ||||
QRectF m_rect; | ||||
}; | ||||
QTCOMMERCIALCHART_END_NAMESPACE | ||||
#endif // SCATTERPRESENTER_H | ||||