datasource.h Example File

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#ifndef DATASOURCE_H
#define DATASOURCE_H
#include <QtDataVisualization/QSurface3DSeries>
using namespace QtDataVisualization;
class DataSource : public QObject
{
    Q_OBJECT
public:
    explicit DataSource(QObject *parent = 0);
    virtual ~DataSource();
public Q_SLOTS:
    void generateData(int cacheCount, int rowCount, int columnCount,
                      float xMin, float xMax, float yMin, float yMax, float zMin, float zMax);
    void update(QSurface3DSeries *series);
private:
    void clearData();
    QVector<QSurfaceDataArray> m_data;
    int m_index;
    QSurfaceDataArray *m_resetArray;
};
#endif