HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Files · src/linechart/linechartitem_p.h

First version of legend. Simple markers and serie names. Using drilldown as example for now.

Michal Klocek - - Load All Authors

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             linechartitem_p.h
        
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      #ifndef LINECHARTITEM_H

      #define LINECHARTITEM_H

      #include "qchartglobal.h"

      #include "xychartitem_p.h"

      #include "xychartanimationitem_p.h"

      #include <QPen>

      QTCOMMERCIALCHART_BEGIN_NAMESPACE

      class ChartPresenter;

      class QLineSeries;

      class LineChartItem :  public XYChartItem

      {

           Q_OBJECT

      public:

           explicit LineChartItem(QLineSeries* series,QGraphicsItem *parent = 0);

          ~ LineChartItem(){};

          //from QGraphicsItem

          QRectF boundingRect() const;

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

          QPainterPath shape() const;

          void setLinePen(const QPen& pen);

          void setPointsVisible(bool visible);

      public slots:

          void handleUpdated();

      protected:

          virtual void setGeometry(QVector<QPointF>& points);

      private:

          void createPoints(int count);

          void deletePoints(int count);

      private:

          QLineSeries* m_series;

          QGraphicsItemGroup m_items;

          QPainterPath m_path;

          QRectF m_rect;

          QPen m_pen;

          template<class,class> friend class XYChartAnimator;

      };

      typedef XYChartAnimationItem<LineChartItem,QLineSeries> LineChartAnimationItem;

      QTCOMMERCIALCHART_END_NAMESPACE

      #endif

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				#ifndef LINECHARTITEM_H
				#define LINECHARTITEM_H

				#include "qchartglobal.h"
				#include "xychartitem_p.h"
				#include "xychartanimationitem_p.h"
				#include <QPen>

				QTCOMMERCIALCHART_BEGIN_NAMESPACE

				class ChartPresenter;
				class QLineSeries;

				class LineChartItem : public XYChartItem
				{
				Q_OBJECT
				public:
				explicit LineChartItem(QLineSeries* series,QGraphicsItem *parent = 0);
				~ LineChartItem(){};

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

				void setLinePen(const QPen& pen);
				void setPointsVisible(bool visible);

				public slots:
				void handleUpdated();

				protected:
				virtual void setGeometry(QVector<QPointF>& points);

				private:
				void createPoints(int count);
				void deletePoints(int count);

				private:
				QLineSeries* m_series;
				QGraphicsItemGroup m_items;
				QPainterPath m_path;
				QRectF m_rect;
				QPen m_pen;

				template<class,class> friend class XYChartAnimator;

				};

				typedef XYChartAnimationItem<LineChartItem,QLineSeries> LineChartAnimationItem;

				QTCOMMERCIALCHART_END_NAMESPACE

				#endif