HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Files · src/areachart/areachartitem_p.h

Set the first pie slice exploded and label visible in chartthemes demo

Michal Klocek - - Load All Authors

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             areachartitem_p.h
        
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      #ifndef AREACHARTITEM_H

      #define AREACHARTITEM_H

      #include "qchartglobal.h"

      #include "linechartitem_p.h"

      #include <QPen>

      QTCOMMERCIALCHART_BEGIN_NAMESPACE

      class QAreaSeries;

      class AreaChartItem;

      class AreaChartItem : public ChartItem

      {

          Q_OBJECT

      public:

          AreaChartItem(QAreaSeries* areaSeries, ChartPresenter *presenter);

          ~ AreaChartItem();

          //from QGraphicsItem

          QRectF boundingRect() const;

          void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);

          QPainterPath shape() const;

          LineChartItem* upperLineItem() const { return m_upper ;}

          LineChartItem* lowerLineItem() const { return m_lower ;}

          void updatePath();

      protected:

          void mousePressEvent( QGraphicsSceneMouseEvent * event );

      signals:

          void clicked(const QPointF& point);

      public slots:

          void handleUpdated();

          void handleDomainChanged(qreal minX, qreal maxX, qreal minY, qreal maxY);

          void handleGeometryChanged(const QRectF& size);

      private:

          QAreaSeries* m_series;

          LineChartItem* m_upper;

          LineChartItem* m_lower;

          QPainterPath m_path;

          QRectF m_rect;

          QRectF m_clipRect;

          QPen m_linePen;

          QPen m_pointPen;

          QBrush m_brush;

          bool m_pointsVisible;

      };

      class AreaBoundItem : public LineChartItem

      {

      public:

          AreaBoundItem(AreaChartItem* item,QLineSeries* lineSeries):LineChartItem(lineSeries,0),

          m_item(item){

          };

          ~AreaBoundItem(){};

          void setLayout(QVector<QPointF>& points){

              LineChartItem::setLayout(points);

              m_item->updatePath();

          }

      private:

          AreaChartItem* m_item;

      };

      QTCOMMERCIALCHART_END_NAMESPACE

      #endif

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				#ifndef AREACHARTITEM_H
				#define AREACHARTITEM_H

				#include "qchartglobal.h"
				#include "linechartitem_p.h"
				#include <QPen>

				QTCOMMERCIALCHART_BEGIN_NAMESPACE

				class QAreaSeries;
				class AreaChartItem;

				class AreaChartItem : public ChartItem
				{
				Q_OBJECT
				public:
				AreaChartItem(QAreaSeries* areaSeries, ChartPresenter *presenter);
				~ AreaChartItem();

				//from QGraphicsItem
				QRectF boundingRect() const;
				void paint(QPainter painter, const QStyleOptionGraphicsItem option, QWidget *widget);
				QPainterPath shape() const;

				LineChartItem* upperLineItem() const { return m_upper ;}
				LineChartItem* lowerLineItem() const { return m_lower ;}

				void updatePath();

				protected:
				void mousePressEvent( QGraphicsSceneMouseEvent * event );

				signals:
				void clicked(const QPointF& point);

				public slots:
				void handleUpdated();
				void handleDomainChanged(qreal minX, qreal maxX, qreal minY, qreal maxY);
				void handleGeometryChanged(const QRectF& size);

				private:
				QAreaSeries* m_series;
				LineChartItem* m_upper;
				LineChartItem* m_lower;
				QPainterPath m_path;
				QRectF m_rect;
				QRectF m_clipRect;
				QPen m_linePen;
				QPen m_pointPen;
				QBrush m_brush;
				bool m_pointsVisible;

				};

				class AreaBoundItem : public LineChartItem
				{
				public:
				AreaBoundItem(AreaChartItem* item,QLineSeries* lineSeries):LineChartItem(lineSeries,0),
				m_item(item){
				};

				~AreaBoundItem(){};

				void setLayout(QVector<QPointF>& points){
				LineChartItem::setLayout(points);
				m_item->updatePath();
				}

				private:
				AreaChartItem* m_item;

				};

				QTCOMMERCIALCHART_END_NAMESPACE

				#endif