HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Files · src/barchart/bargroup.h

added stacked bar chart

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             bargroup.h
        
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      #ifndef QBARGROUP_H

      #define QBARGROUP_H

      #include "chartitem_p.h"

      #include "bar.h"

      #include "barchartseries.h"

      QTCOMMERCIALCHART_BEGIN_NAMESPACE

      class BarGroup : public ChartItem

      {

      public:

          explicit BarGroup(BarChartSeries& series, QGraphicsItem *parent = 0);

          // From ChartItem

          virtual void setSize(const QSize& size);

          virtual void setPlotDomain(const PlotDomain& data);

          // Layout "api"

          void setPos(qreal x, qreal y);

          void setBarWidth( int w );          // Default width for each bar

          int addColor( QColor color );

          void resetColors();

          // From QGraphicsItem

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

          QRectF boundingRect() const;

      private:

          void dataChanged();     // data of series has changed -> need to recalculate bar sizes

          void layoutChanged();   // layout has changed -> need to recalculate bar sizes

      private:

          // Data

          BarChartSeries& mSeries;

          int mMin;                                   // Min and max values of data. (updated when data is changed, used when drawing)

          int mMax;

          int mHeight;        // Layout spesific

          int mWidth;

          int mBarDefaultWidth;

          bool mLayoutSet;    // True, if component has been laid out.

          bool mLayoutDirty;

          QList<QColor> mColors;  // List of colors for series for now

      };

      QTCOMMERCIALCHART_END_NAMESPACE

      #endif // QBARGROUP_H

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				#ifndef QBARGROUP_H
				#define QBARGROUP_H

				#include "chartitem_p.h"
				#include "bar.h"
				#include "barchartseries.h"

				QTCOMMERCIALCHART_BEGIN_NAMESPACE

				class BarGroup : public ChartItem
				{
				public:
				explicit BarGroup(BarChartSeries& series, QGraphicsItem *parent = 0);

				// From ChartItem
				virtual void setSize(const QSize& size);
				virtual void setPlotDomain(const PlotDomain& data);

				// Layout "api"
				void setPos(qreal x, qreal y);
				void setBarWidth( int w ); // Default width for each bar

				int addColor( QColor color );
				void resetColors();

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

				private:

				void dataChanged(); // data of series has changed -> need to recalculate bar sizes
				void layoutChanged(); // layout has changed -> need to recalculate bar sizes

				private:

				// Data
				BarChartSeries& mSeries;
				int mMin; // Min and max values of data. (updated when data is changed, used when drawing)
				int mMax;

				int mHeight; // Layout spesific
				int mWidth;
				int mBarDefaultWidth;

				bool mLayoutSet; // True, if component has been laid out.
				bool mLayoutDirty;

				QList<QColor> mColors; // List of colors for series for now
				};

				QTCOMMERCIALCHART_END_NAMESPACE

				#endif // QBARGROUP_H