graphsorter.h

#ifndef GRAPHSORTER_H
#define GRAPHSORTER_H

#include "namedobject.h"
#include "dataset.h"

class GraphSorter : public QObject, public INamedObject
{
    Q_OBJECT
    Q_INTERFACES(INamedObject)
public:
    enum SortingAttribute { OnsetTimeASC = 0, OnsetTimeDESC, VolatilityASC, VolatilityDESC, SIZE_OF_ENUM };

    static const char* const sortingAttribute_str[SortingAttribute::SIZE_OF_ENUM];

    GraphSorter(QObject *parent);
    ~GraphSorter();

    void Sort(DataSet& data, const SortingAttribute attribute);
private:
    virtual void orderLayers(DataSet& data) = 0;

    bool comparator (DataItem a, DataItem b, const SortingAttribute sortAttr);
};

#endif // GRAPHSORTER_H