#ifndef ANALOG_DATA_H
#define ANALOG_DATA_H

#include <QObject>
#include <QJsonArray>

#include "core_global.h"

#include "core/gtl_data_model_node.h"

namespace gtl
{
    class CORE_EXPORT analog_data : public data_model_node, public std::vector<qreal>
    {
        Q_OBJECT
        Q_PROPERTY(qreal rate READ get_rate WRITE set_rate NOTIFY rate_changed)
        Q_PROPERTY(int color READ color WRITE set_color NOTIFY color_changed)
        Q_PROPERTY(qreal reference READ reference NOTIFY reference_changed)
        Q_PROPERTY(qreal history READ history WRITE set_history)

    public:
        analog_data(data_model_node *parent, bool is_hidden = false);
        analog_data(analog_data *parent, bool is_hidden = false);
        analog_data(qreal rate);

        void get_data(std::back_insert_iterator<std::vector<qreal>> data);
        virtual void set_data(std::vector<qreal>::iterator begin, std::vector<qreal>::iterator end);

        qreal get_rate() const;

        void lock_device();
        void unlock_device();

        int color() const;

        virtual qreal reference() const;

        virtual void save(QDomElement& root_element);
        virtual void load(const QDomElement& root_element);
        virtual void get_state(QJsonObject& root);

        analog_data* analog_data_root();

    protected:
        qreal _rate;
        int _color;

    private:
        std::vector<qreal> _history;
        int _history_ptr;

    private:
        qreal history() const;
        void set_history(qreal value);

    protected:
        virtual bool is_checkable() const;

    public slots:
        virtual void set_rate(qreal value);
        void set_color(int value);
        QJsonArray getHistoryArray();

    signals:
        void data_changed();
        void rate_changed();
        void color_changed();
        void reference_changed();

    };

}

#endif // ANALOG_DATA_H