piechart.h Example File

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 #ifndef PIECHART_H
 #define PIECHART_H

 #include <QDeclarativeItem>
 #include <QColor>

 class PieChart : public QDeclarativeItem
 {
     Q_OBJECT
     Q_PROPERTY(QString name READ name WRITE setName)
     Q_PROPERTY(QColor color READ color WRITE setColor)

 public:

     PieChart(QDeclarativeItem *parent = 0);

     QString name() const;
     void setName(const QString &name);

     QColor color() const;
     void setColor(const QColor &color);

     void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);

     Q_INVOKABLE void clearChart();

 signals:
     void chartCleared();

 private:
     QString m_name;
     QColor m_color;

 };

 #endif