linechartitem_p.h
74 lines
| 2.1 KiB
| text/x-c
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CLexer
Michal Klocek
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r144 | #ifndef LINECHARTITEM_H | ||
| #define LINECHARTITEM_H | ||||
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Michal Klocek
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r21 | |||
Tero Ahola
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r30 | #include "qchartglobal.h" | ||
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Tero Ahola
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r104 | #include "chartitem_p.h" | ||
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Michal Klocek
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r139 | #include <QPen> | ||
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Michal Klocek
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r21 | |||
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Tero Ahola
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r30 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||
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Michal Klocek
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r21 | |||
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Michal Klocek
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r131 | class ChartPresenter; | ||
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Michal Klocek
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r144 | class QLineChartSeries; | ||
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Michal Klocek
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r131 | class LineChartAnimationItem; | ||
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Michal Klocek
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r21 | |||
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Michal Klocek
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r144 | class LineChartItem : public QObject , public ChartItem | ||
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Michal Klocek
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r21 | { | ||
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Michal Klocek
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r131 | Q_OBJECT | ||
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Michal Klocek
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r21 | public: | ||
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Michal Klocek
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r144 | LineChartItem(ChartPresenter* presenter, QLineChartSeries* series,QGraphicsItem *parent = 0); | ||
| ~ LineChartItem(){}; | ||||
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Michal Klocek
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r21 | |||
| //from QGraphicsItem | ||||
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Michal Klocek
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r67 | QRectF boundingRect() const; | ||
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Tero Ahola
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r108 | void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget); | ||
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Michal Klocek
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r131 | QPainterPath shape() const; | ||
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r139 | |||
| void setPen(const QPen& pen); | ||||
| const Domain& domain() const { return m_domain;} | ||||
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Michal Klocek
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r21 | |||
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Michal Klocek
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r131 | virtual void addPoint(const QPointF& ); | ||
| virtual void addPoints(const QVector<QPointF>& points); | ||||
| virtual void removePoint(const QPointF& point); | ||||
| virtual void setPoint(const QPointF& oldPoint, const QPointF& newPoint); | ||||
| virtual void setPoint(int index,const QPointF& point); | ||||
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Michal Klocek
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r185 | void setPointsVisible(bool visible); | ||
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Michal Klocek
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r131 | void clear(); | ||
| void clearView(); | ||||
| int count() const { return m_data.size();} | ||||
| const QVector<QPointF>& points(){ return m_data;} | ||||
| protected: | ||||
| virtual void updateGeometry(); | ||||
| virtual void updateData(); | ||||
| virtual void updateDomain(); | ||||
| //refactor | ||||
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Michal Klocek
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r144 | void calculatePoint(QPointF& point, int index, const QLineChartSeries* series,const QSizeF& size, const Domain& domain) const; | ||
| void calculatePoints(QVector<QPointF>& points,QHash<int,int>& hash,const QLineChartSeries* series, const QSizeF& size, const Domain& domain) const; | ||||
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Michal Klocek
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r131 | |||
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Michal Klocek
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r139 | protected slots: | ||
| void handleModelChanged(int index); | ||||
| void handleDomainChanged(const Domain& domain); | ||||
| void handleGeometryChanged(const QRectF& size); | ||||
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Michal Klocek
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r21 | |||
| private: | ||||
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Michal Klocek
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r131 | ChartPresenter* m_presenter; | ||
| QPainterPath m_path; | ||||
| QSizeF m_size; | ||||
| QRectF m_rect; | ||||
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Michal Klocek
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r150 | QRectF m_clipRect; | ||
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Michal Klocek
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r131 | Domain m_domain; | ||
| QList<QGraphicsItem*> m_points; | ||||
| QVector<QPointF> m_data; | ||||
| QHash<int,int> m_hash; | ||||
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Michal Klocek
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r144 | QLineChartSeries* m_series; | ||
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Michal Klocek
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r139 | QPen m_pen; | ||
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Michal Klocek
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r131 | bool m_dirtyData; | ||
| bool m_dirtyGeometry; | ||||
| bool m_dirtyDomain; | ||||
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Michal Klocek
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r21 | }; | ||
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Tero Ahola
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r30 | QTCOMMERCIALCHART_END_NAMESPACE | ||
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Michal Klocek
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r21 | |||
| #endif | ||||