donutbreakdownchart.h Example File

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  #ifndef DONUTBREAKDOWNCHART_H
  #define DONUTBREAKDOWNCHART_H

  #include <QtCharts/QChart>
  #include <QtCharts/QPieSeries>

  QT_CHARTS_USE_NAMESPACE

  class DonutBreakdownChart : public QChart
  {
  public:
      DonutBreakdownChart(QGraphicsItem *parent = 0, Qt::WindowFlags wFlags = 0);
      void addBreakdownSeries(QPieSeries *series, QColor color);

  private:
      void recalculateAngles();
      void updateLegendMarkers();

  private:
      QPieSeries *m_mainSeries;
  };

  #endif // DONUTBREAKDOWNCHART_H