history.h

#ifndef HISTORY_H
#define HISTORY_H
 
#include <QObject>
#include "modelinputpictures.h"
 
class History : public QObject
{
    Q_OBJECT
public:
    History(ModelInputPictures *mip);
    ~History();
    bool hasFuture();
    bool hasPast();
    bool undo();
    bool redo();
 
 
    bool restoreState(int index);
 
    int getCurrentIndex();
 
    void clear();
 
public slots:
    void slot_save();
 
signals:
    void sig_historyChanged();
 
private:
    ModelInputPictures *m_mip;
    QVector<ModelInputPictures::Memento*> m_history;
    int m_currentIndex;
 
};
 
#endif // HISTORY_H