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#ifndef XYLINECHARTITEM_H
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#define XYLINECHARTITEM_H
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#include "qchartglobal.h"
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#include "chartitem_p.h"
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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class ChartPresenter;
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class QXYChartSeries;
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class LineChartAnimationItem;
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class XYLineChartItem : public QObject , public ChartItem
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{
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Q_OBJECT
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public:
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XYLineChartItem(ChartPresenter* presenter, QXYChartSeries* series,QGraphicsItem *parent = 0);
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~ XYLineChartItem(){};
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//from QGraphicsItem
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QRectF boundingRect() const;
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void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
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QPainterPath shape() const;
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//from ChartItem
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void setSize(const QSizeF& size);
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void setPlotDomain(const PlotDomain& data){};
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void setDomain(const Domain& data);
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void setSeries(QXYChartSeries* series);
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const Domain& domain() const { return m_domain;}
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//ChartAnimationManager* animationManager();
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void updateItem();
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virtual void addPoint(const QPointF& );
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virtual void addPoints(const QVector<QPointF>& points);
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virtual void removePoint(const QPointF& point);
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virtual void setPoint(const QPointF& oldPoint, const QPointF& newPoint);
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virtual void setPoint(int index,const QPointF& point);
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void clear();
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void clearView();
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int count() const { return m_data.size();}
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const QVector<QPointF>& points(){ return m_data;}
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protected:
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virtual void updateGeometry();
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virtual void updateData();
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virtual void updateDomain();
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//refactor
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void calculatePoint(QPointF& point, int index, const QXYChartSeries* series,const QSizeF& size, const Domain& domain) const;
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void calculatePoints(QVector<QPointF>& points,QHash<int,int>& hash,const QXYChartSeries* series, const QSizeF& size, const Domain& domain) const;
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private slots:
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void handleSeriesChanged(int index);
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private:
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ChartPresenter* m_presenter;
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QPainterPath m_path;
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QSizeF m_size;
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QRectF m_rect;
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Domain m_domain;
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QList<QGraphicsItem*> m_points;
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QVector<QPointF> m_data;
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QHash<int,int> m_hash;
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QXYChartSeries* m_series;
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bool m_dirtyData;
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bool m_dirtyGeometry;
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bool m_dirtyDomain;
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};
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QTCOMMERCIALCHART_END_NAMESPACE
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#endif
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