##// END OF EJS Templates
Adds area chart...
Adds area chart * adds area chart implementation * adds QAreaSeries * adds areachart example * adds documentation * updates "about" , "classes" and "example" documentation pages

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areachartitem_p.h
67 lines | 1.5 KiB | text/x-c | CLexer
#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:
AreaChartItem(ChartPresenter* presenter, QAreaSeries* areaSeries, QGraphicsItem *parent = 0);
~ 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();
void handleDomainChanged(const Domain& domain);
void handleGeometryChanged(const QRectF& size);
private:
ChartPresenter* m_presenter;
QPainterPath m_path;
QAreaSeries* m_series;
LineChartItem* m_upper;
LineChartItem* m_lower;
QRectF m_rect;
QRectF m_clipRect;
QPen m_pen;
QBrush m_brush;
};
class AreaBoundItem : public LineChartItem
{
public:
AreaBoundItem(AreaChartItem* item,ChartPresenter* presenter, QLineSeries* lineSeries):LineChartItem(presenter,lineSeries),
m_item(item){};
~AreaBoundItem(){};
void applyGeometry(QVector<QPointF>& points){
LineChartItem::applyGeometry(points);
m_item->updatePath();
}
private:
AreaChartItem* m_item;
};
QTCOMMERCIALCHART_END_NAMESPACE
#endif