customformatter.h Example File

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#ifndef CUSTOMFORMATTER_H #define CUSTOMFORMATTER_H #include <QtDataVisualization/QValue3DAxisFormatter> #include <QtCore/QDateTime> #include <QtCore/QVector> using namespace QtDataVisualization; class CustomFormatter : public QValue3DAxisFormatter { Q_OBJECT Q_PROPERTY(QDate originDate READ originDate WRITE setOriginDate NOTIFY originDateChanged) Q_PROPERTY(QString selectionFormat READ selectionFormat WRITE setSelectionFormat NOTIFY selectionFormatChanged) public: explicit CustomFormatter(QObject *parent = 0); virtual ~CustomFormatter(); virtual QValue3DAxisFormatter *createNewInstance() const; virtual void populateCopy(QValue3DAxisFormatter &copy) const; virtual void recalculate(); virtual QString stringForValue(qreal value, const QString &format) const; QDate originDate() const; QString selectionFormat() const; public Q_SLOTS: void setOriginDate(const QDate &date); void setSelectionFormat(const QString &format); Q_SIGNALS: void originDateChanged(const QDate &date); void selectionFormatChanged(const QString &format); private: Q_DISABLE_COPY(CustomFormatter) QDateTime valueToDateTime(qreal value) const; QDate m_originDate; QString m_selectionFormat; }; #endif

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