HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Files · src/QBarChart/qbarchart.h

Bar chart prototyping

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      #ifndef QBARCHART_H

      #define QBARCHART_H

      #include <QGraphicsItem>

      #include "qbarchartbar.h"

      #include "qbarchartcontrol.h"

      #include "qbarchartview.h"

      #include "qbarchartgrid.h"

      class QBarChart : public QGraphicsItem

      {

      public:

          explicit QBarChart(QGraphicsItem *parent = 0);

          // Data "api"

          void addSeries(QList<int> data);     // TODO: maybe some better structure

          // Layout "api"

          void setSize( int h, int w );

          void setPos(qreal x, qreal y);

          void setBarWidth( int w );

          // From QGraphicsItem

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

          QRectF boundingRect() const;

      private:

          void dataChanged();

          void gridChanged();

      private:

          // Data

          QList<int> mData;      // use ints for now..

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

          int mMax;

          // View components

          QList<QBarChartBar> mItems;     // 2 first items in list are x and y axis, in that order

          QBarChartGrid *mGrid;

          int mHeight;        // Layout spesific

          int mWidth;

          int mBarDefaultWidth;

          // Controll stuff

          QBarChartControl mBarControl;

      };

      #endif // QBARCHART_H

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				#ifndef QBARCHART_H
				#define QBARCHART_H

				#include <QGraphicsItem>

				#include "qbarchartbar.h"
				#include "qbarchartcontrol.h"
				#include "qbarchartview.h"
				#include "qbarchartgrid.h"

				class QBarChart : public QGraphicsItem
				{

				public:
				explicit QBarChart(QGraphicsItem *parent = 0);

				// Data "api"
				void addSeries(QList<int> data); // TODO: maybe some better structure

				// Layout "api"
				void setSize( int h, int w );
				void setPos(qreal x, qreal y);
				void setBarWidth( int w );

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

				private:

				void dataChanged();
				void gridChanged();

				private:

				// Data
				QList<int> mData; // use ints for now..
				int mMin; // Min and max values of data. (updated when data is changed, used when drawing)
				int mMax;

				// View components
				QList<QBarChartBar> mItems; // 2 first items in list are x and y axis, in that order
				QBarChartGrid *mGrid;

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

				// Controll stuff
				QBarChartControl mBarControl;



				};

				#endif // QBARCHART_H