areachartitem_p.h
66 lines
| 1.5 KiB
| text/x-c
|
CLexer
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r421 | #ifndef AREACHARTITEM_H | ||
#define AREACHARTITEM_H | ||||
#include "qchartglobal.h" | ||||
#include "linechartitem_p.h" | ||||
#include <QPen> | ||||
QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
class ChartPresenter; | ||||
class QAreaSeries; | ||||
class AreaChartItem; | ||||
class AreaChartItem : public QObject ,public ChartItem | ||||
{ | ||||
Q_OBJECT | ||||
public: | ||||
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r439 | AreaChartItem(QAreaSeries* areaSeries, QGraphicsItem *parent = 0); | ||
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r421 | ~ AreaChartItem(); | ||
//from QGraphicsItem | ||||
QRectF boundingRect() const; | ||||
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget); | ||||
QPainterPath shape() const; | ||||
void setPen(const QPen& pen); | ||||
void setBrush(const QBrush& brush); | ||||
void setPointsVisible(bool visible); | ||||
void updatePath(); | ||||
public slots: | ||||
void handleUpdated(); | ||||
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r439 | void handleDomainChanged(qreal minX, qreal maxX, qreal minY, qreal maxY); | ||
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r421 | void handleGeometryChanged(const QRectF& size); | ||
private: | ||||
QAreaSeries* m_series; | ||||
LineChartItem* m_upper; | ||||
LineChartItem* m_lower; | ||||
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r439 | QPainterPath m_path; | ||
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r421 | QRectF m_rect; | ||
QRectF m_clipRect; | ||||
QPen m_pen; | ||||
QBrush m_brush; | ||||
}; | ||||
class AreaBoundItem : public LineChartItem | ||||
{ | ||||
public: | ||||
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r439 | AreaBoundItem(AreaChartItem* item,QLineSeries* lineSeries):LineChartItem(lineSeries), | ||
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r421 | m_item(item){}; | ||
~AreaBoundItem(){}; | ||||
void applyGeometry(QVector<QPointF>& points){ | ||||
LineChartItem::applyGeometry(points); | ||||
m_item->updatePath(); | ||||
} | ||||
private: | ||||
AreaChartItem* m_item; | ||||
}; | ||||
QTCOMMERCIALCHART_END_NAMESPACE | ||||
#endif | ||||