ruleslider.h

// Widget to control one rule 
// Author: Dmytro Pavlichenko <dm.mark999@gmail.com>

#ifndef RULESLIDER_H
#define RULESLIDER_H

#include <QWidget>
#include <QPushButton>
#include <QHBoxLayout>
#include <QDoubleSpinBox>
#include <QSlider>
#include <QLabel>

class RuleSlider : public QWidget
{
Q_OBJECT
public:
    RuleSlider(const int rule_id, const std::string name, QWidget *parent = 0);
    virtual ~RuleSlider();
    
Q_SIGNALS:
    void applyRule(double delta, int rule_id);
    
private Q_SLOTS:
    void sliderChanged();
    void spinChanged();
    void setZero();
    
private:
    void handleValueChange(double new_value);
    
private:
    QHBoxLayout    *m_layout;
    QDoubleSpinBox *m_spin;
    QSlider        *m_slider;
    QLabel         *m_name_label;
    QPushButton    *m_zero_button;
    
    int m_rule_id;
    double m_prev_value;
};


#endif // RULESLIDER_H