HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Files · src/piechart/qpieseries.h

Adding new example app.

Jani Honkonen - - Load All Authors

File last commit:

r181:f52f5b858a82


                r206:c5b8eba7e7bc

Download file

             qpieseries.h
        
                    163 lines
            
             | 4.3 KiB
            
                | text/x-c
            
             |
                CLexer
            
             / src / piechart / qpieseries.h
          
                    History
                
                 |
                  Source
                 | Raw
                 |Copy content
                 |Copy permalink

        Jani Honkonen
    
Pie chart refactoring

              r142
            
      #ifndef PIESERIES_H

      #define PIESERIES_H

      #include "qchartseries.h"

      #include <QObject>

      #include <QRectF>

      #include <QColor>

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
      #include <QPen>

      #include <QBrush>

        Jani Honkonen
    
Pie chart refactoring

              r142
            
      class QGraphicsObject;

      QTCOMMERCIALCHART_BEGIN_NAMESPACE

        Jani Honkonen
    
Moved pie stuff to own .pri file and rename stuff

              r146
            
      class PiePresenter;

        Jani Honkonen
    
Pie chart refactoring

              r142
            
      class PieSlice;

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
      typedef quint64 QPieSliceId;

        Jani Honkonen
    
Pie chart refactoring

              r142
            
      class QPieSlice

      {

      public:

          QPieSlice()

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
              :m_id(-1), m_value(0), m_isLabelVisible(true), m_isExploded(false), m_percentage(0)  {}

        Jani Honkonen
    
Pie chart refactoring

              r142
            
        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
          QPieSlice(qreal value, QString label = QString(), bool labelVisible = true, bool exploded = false, QPen pen = QPen(), QBrush brush = QBrush())

              :m_id(-1), m_value(value), m_label(label), m_isLabelVisible(labelVisible), m_isExploded(exploded), m_pen(pen), m_brush(brush), m_percentage(0) {}

          QPieSliceId id() const { return m_id; }

          void setValue(qreal value) { m_value = value; }

          qreal value() const { return m_value; }

          void setLabel(QString label) { m_label = label; }

          QString label() const { return m_label; }

          void setLabelVisible(bool visible) { m_isLabelVisible = visible; }

          bool isLabelVisible() const { return m_isLabelVisible; }

        Jani Honkonen
    
Implementing slice label

              r181
            
          // TODO:

          //void setLabelPen(QPen pen) {};

          //QPen labelPen() const {};

          //void setLabelFont(QFont font);

          //QFont labelFont() const;

          //void setLabelArmLenght(qreal len) {};

          //qreal labelArmLenght() const {};

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
          void setExploded(bool exploded) { m_isExploded = exploded; }

          bool isExploded() const { return m_isExploded; }

          void setPen(QPen pen) { m_pen = pen; }

          QPen pen() const { return m_pen; }

          void setBrush(QBrush brush) { m_brush = brush; }

          QBrush brush() const { return m_brush; }

          qreal percentage() const { return m_percentage; }

      private:

          // TODO: use private class

          friend class QPieSeries;

          QPieSliceId m_id;

        Jani Honkonen
    
Pie chart refactoring

              r142
            
          qreal m_value;

          QString m_label;

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
          bool m_isLabelVisible;

        Jani Honkonen
    
Pie chart refactoring

              r142
            
          bool m_isExploded;

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
          QPen m_pen;

          QBrush m_brush;

          qreal m_percentage; // generated content

        Jani Honkonen
    
Use signals from pieseries, visible hover and exploding slices

              r157
            
      };

        Jani Honkonen
    
Pie chart refactoring

              r142
            
      class QTCOMMERCIALCHART_EXPORT QPieSeries : public QChartSeries

      {

          Q_OBJECT

      public:

          enum PiePosition {

              PiePositionMaximized = 0,

              PiePositionTopLeft,

              PiePositionTopRight,

              PiePositionBottomLeft,

              PiePositionBottomRight

          };

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
          class ChangeSet

          {

          public:

              QList<QPieSliceId> m_added;

              QList<QPieSliceId> m_removed;

              QList<QPieSliceId> m_changed;

          };

        Jani Honkonen
    
Pie chart refactoring

              r142
            
      public:

          QPieSeries(QObject *parent = 0);

          ~QPieSeries();

      public: // from QChartSeries

          QChartSeriesType type() const { return QChartSeries::SeriesTypePie; }

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
          virtual bool setData(QList<qreal> data);  // TODO: remove this

        Jani Honkonen
    
Pie chart refactoring

              r142
            
      public:

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
          // TODO: should we return id/bool or what?

          // TODO: should we prefer passing a modifiable reference?

          bool set(const QList<QPieSlice>& slices);

          bool add(const QList<QPieSlice>& slices);

          bool add(const QPieSlice& slice);

          bool update(const QPieSlice& slice);

          bool remove(QPieSliceId id);

        Jani Honkonen
    
Pie chart refactoring

              r142
            
          int count() const { return m_slices.count(); }

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
          QList<QPieSlice> slices() const { return m_slices.values(); }

          QList<QPieSliceId> ids() const { return m_slices.keys(); }

          QPieSlice slice(QPieSliceId id) const;

          // TODO: sorting?

        Jani Honkonen
    
Pie chart refactoring

              r142
            
        Jani Honkonen
    
Implementing slice label

              r181
            
          // TODO: convenience functions?

          //void setValue(QPieSliceId id, qreal value);

          //void setLabel(QPieSliceId id, QString label);

          //void setPen(QPieSliceId id, QPen pen);

          //void setBrush(QPieSliceId id, QBrush brush);

          //void setExploded(QPieSliceId id, bool exploded);

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
        Jani Honkonen
    
Pie chart refactoring

              r142
            
          void setSizeFactor(qreal sizeFactor);

          qreal sizeFactor() const { return m_sizeFactor; }

          void setPosition(PiePosition position);

          PiePosition position() const { return m_position; }

        Jani Honkonen
    
Use signals from pieseries, visible hover and exploding slices

              r157
            
      Q_SIGNALS:

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
          void changed(const QPieSeries::ChangeSet& changeSet);

        Jani Honkonen
    
Use signals from pieseries, visible hover and exploding slices

              r157
            
          void sizeFactorChanged();

          void positionChanged();

        Jani Honkonen
    
Implementing slice label

              r181
            
          // TODO:

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
          //void sliceClicked(QPieSliceId id);

        Jani Honkonen
    
Implementing slice label

              r181
            
          // ?? void sliceHoverEnter(QPieSliceId id);

          // ?? void sliceHoverLeave(QPieSliceId id);

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
      private:

          QPieSliceId generateSliceId();

          void updateDerivativeData();

        Jani Honkonen
    
Use signals from pieseries, visible hover and exploding slices

              r157
            
        Jani Honkonen
    
Pie chart refactoring

              r142
            
      private:

          Q_DISABLE_COPY(QPieSeries)

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
        Jani Honkonen
    
Pie chart refactoring

              r142
            
          // TODO: use PIML

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
          friend class PiePresenter;

          friend class PieSlice;

          QHash<QPieSliceId, QPieSlice> m_slices;

        Jani Honkonen
    
Pie chart refactoring

              r142
            
          qreal m_sizeFactor;

          PiePosition m_position;

        Jani Honkonen
    
Refactoring piechart API (and internals)

              r174
            
          qreal m_total;

          QPieSliceId m_sliceIdSeed;

        Jani Honkonen
    
Pie chart refactoring

              r142
            
      };

      QTCOMMERCIALCHART_END_NAMESPACE

      #endif // PIESERIES_H

	Site-wide shortcuts
/	Use quick search box
g h	Goto home page
g g	Goto my private gists page
g G	Goto my public gists page
g 0-9	Goto bookmarked items from 0-9
n r	New repository page
n g	New gist page

	Repositories
g s	Goto summary page
g c	Goto changelog page
g f	Goto files page
g F	Goto files page with file search activated
g p	Goto pull requests page
g o	Goto repository settings
g O	Goto repository access permissions settings
t s	Toggle sidebar on some pages

Jani Honkonen Pie chart refactoring	r142	#ifndef PIESERIES_H
		#define PIESERIES_H

		#include "qchartseries.h"
		#include <QObject>
		#include <QRectF>
		#include <QColor>
Jani Honkonen Refactoring piechart API (and internals)	r174	#include <QPen>
		#include <QBrush>
Jani Honkonen Pie chart refactoring	r142
		class QGraphicsObject;
		QTCOMMERCIALCHART_BEGIN_NAMESPACE
Jani Honkonen Moved pie stuff to own .pri file and rename stuff	r146	class PiePresenter;
Jani Honkonen Pie chart refactoring	r142	class PieSlice;

Jani Honkonen Refactoring piechart API (and internals)	r174	typedef quint64 QPieSliceId;

Jani Honkonen Pie chart refactoring	r142	class QPieSlice
		{
		public:
		QPieSlice()
Jani Honkonen Refactoring piechart API (and internals)	r174	:m_id(-1), m_value(0), m_isLabelVisible(true), m_isExploded(false), m_percentage(0) {}
Jani Honkonen Pie chart refactoring	r142
Jani Honkonen Refactoring piechart API (and internals)	r174	QPieSlice(qreal value, QString label = QString(), bool labelVisible = true, bool exploded = false, QPen pen = QPen(), QBrush brush = QBrush())
		:m_id(-1), m_value(value), m_label(label), m_isLabelVisible(labelVisible), m_isExploded(exploded), m_pen(pen), m_brush(brush), m_percentage(0) {}

		QPieSliceId id() const { return m_id; }

		void setValue(qreal value) { m_value = value; }
		qreal value() const { return m_value; }

		void setLabel(QString label) { m_label = label; }
		QString label() const { return m_label; }

		void setLabelVisible(bool visible) { m_isLabelVisible = visible; }
		bool isLabelVisible() const { return m_isLabelVisible; }

Jani Honkonen Implementing slice label	r181	// TODO:
		//void setLabelPen(QPen pen) {};
		//QPen labelPen() const {};
		//void setLabelFont(QFont font);
		//QFont labelFont() const;
		//void setLabelArmLenght(qreal len) {};
		//qreal labelArmLenght() const {};

Jani Honkonen Refactoring piechart API (and internals)	r174	void setExploded(bool exploded) { m_isExploded = exploded; }
		bool isExploded() const { return m_isExploded; }

		void setPen(QPen pen) { m_pen = pen; }
		QPen pen() const { return m_pen; }

		void setBrush(QBrush brush) { m_brush = brush; }
		QBrush brush() const { return m_brush; }

		qreal percentage() const { return m_percentage; }

		private:

		// TODO: use private class
		friend class QPieSeries;

		QPieSliceId m_id;
Jani Honkonen Pie chart refactoring	r142	qreal m_value;
		QString m_label;
Jani Honkonen Refactoring piechart API (and internals)	r174	bool m_isLabelVisible;
Jani Honkonen Pie chart refactoring	r142	bool m_isExploded;

Jani Honkonen Refactoring piechart API (and internals)	r174	QPen m_pen;
		QBrush m_brush;

		qreal m_percentage; // generated content
Jani Honkonen Use signals from pieseries, visible hover and exploding slices	r157	};

Jani Honkonen Pie chart refactoring	r142	class QTCOMMERCIALCHART_EXPORT QPieSeries : public QChartSeries
		{
		Q_OBJECT

		public:
		enum PiePosition {
		PiePositionMaximized = 0,
		PiePositionTopLeft,
		PiePositionTopRight,
		PiePositionBottomLeft,
		PiePositionBottomRight
		};

Jani Honkonen Refactoring piechart API (and internals)	r174	class ChangeSet
		{
		public:
		QList<QPieSliceId> m_added;
		QList<QPieSliceId> m_removed;
		QList<QPieSliceId> m_changed;
		};

Jani Honkonen Pie chart refactoring	r142	public:
		QPieSeries(QObject *parent = 0);
		~QPieSeries();

		public: // from QChartSeries
		QChartSeriesType type() const { return QChartSeries::SeriesTypePie; }
Jani Honkonen Refactoring piechart API (and internals)	r174	virtual bool setData(QList<qreal> data); // TODO: remove this
Jani Honkonen Pie chart refactoring	r142
		public:
Jani Honkonen Refactoring piechart API (and internals)	r174	// TODO: should we return id/bool or what?
		// TODO: should we prefer passing a modifiable reference?
		bool set(const QList<QPieSlice>& slices);
		bool add(const QList<QPieSlice>& slices);
		bool add(const QPieSlice& slice);
		bool update(const QPieSlice& slice);
		bool remove(QPieSliceId id);
Jani Honkonen Pie chart refactoring	r142
		int count() const { return m_slices.count(); }

Jani Honkonen Refactoring piechart API (and internals)	r174	QList<QPieSlice> slices() const { return m_slices.values(); }
		QList<QPieSliceId> ids() const { return m_slices.keys(); }
		QPieSlice slice(QPieSliceId id) const;

		// TODO: sorting?
Jani Honkonen Pie chart refactoring	r142
Jani Honkonen Implementing slice label	r181	// TODO: convenience functions?
		//void setValue(QPieSliceId id, qreal value);
		//void setLabel(QPieSliceId id, QString label);
		//void setPen(QPieSliceId id, QPen pen);
		//void setBrush(QPieSliceId id, QBrush brush);
		//void setExploded(QPieSliceId id, bool exploded);
Jani Honkonen Refactoring piechart API (and internals)	r174
Jani Honkonen Pie chart refactoring	r142	void setSizeFactor(qreal sizeFactor);
		qreal sizeFactor() const { return m_sizeFactor; }

		void setPosition(PiePosition position);
		PiePosition position() const { return m_position; }

Jani Honkonen Use signals from pieseries, visible hover and exploding slices	r157	Q_SIGNALS:
Jani Honkonen Refactoring piechart API (and internals)	r174	void changed(const QPieSeries::ChangeSet& changeSet);
Jani Honkonen Use signals from pieseries, visible hover and exploding slices	r157	void sizeFactorChanged();
		void positionChanged();
Jani Honkonen Implementing slice label	r181
		// TODO:
Jani Honkonen Refactoring piechart API (and internals)	r174	//void sliceClicked(QPieSliceId id);
Jani Honkonen Implementing slice label	r181	// ?? void sliceHoverEnter(QPieSliceId id);
		// ?? void sliceHoverLeave(QPieSliceId id);
Jani Honkonen Refactoring piechart API (and internals)	r174
		private:
		QPieSliceId generateSliceId();
		void updateDerivativeData();
Jani Honkonen Use signals from pieseries, visible hover and exploding slices	r157
Jani Honkonen Pie chart refactoring	r142	private:
		Q_DISABLE_COPY(QPieSeries)
Jani Honkonen Refactoring piechart API (and internals)	r174
Jani Honkonen Pie chart refactoring	r142	// TODO: use PIML
Jani Honkonen Refactoring piechart API (and internals)	r174	friend class PiePresenter;
		friend class PieSlice;

		QHash<QPieSliceId, QPieSlice> m_slices;
Jani Honkonen Pie chart refactoring	r142	qreal m_sizeFactor;
		PiePosition m_position;
Jani Honkonen Refactoring piechart API (and internals)	r174	qreal m_total;
		QPieSliceId m_sliceIdSeed;
Jani Honkonen Pie chart refactoring	r142	};

		QTCOMMERCIALCHART_END_NAMESPACE

		#endif // PIESERIES_H