qmagnetslider.h

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#ifndef ANATOMIST_DIALOGS_QMAGNETSLIDER
#define ANATOMIST_DIALOGS_QMAGNETSLIDER
 
#include <QSlider>
#include <string>
#include <set>
 
 
namespace anatomist
{

  class QMagnetSlider: public QSlider
  {
    Q_OBJECT
 
  public:
    QMagnetSlider( Qt::Orientation orientation = Qt::Vertical,
                   QWidget *parent = nullptr );
    virtual ~QMagnetSlider();

    void setMagnets( const std::set<double> & magnets );
    void setDefault( double value );
    void setAbsRange( double min1, double max1 );
    void setAbsValue( double value );
    double absValue() const;
 
  public slots:
    void resetDefault();
    void valueChangedSlot( int value );
 
  signals:
    // signal emitted when the value changes, in object texture value scale
    void absValueChanged( double );
    // signal emitted when the slider is pressed
    void sliderPressed( const std::string & );
    // signal emitted when the slider is moved
    void sliderMoved( const std::string & );
    // signal emitted when the slider is released
    void sliderReleased( const std::string & );
    // signal emitted when the slider is double-clicked
    void sliderDoubleClicked();
 
  protected:
    void mousePressEvent( QMouseEvent *event );
    void mouseMoveEvent( QMouseEvent *event );
    void mouseReleaseEvent( QMouseEvent *event );
 
  private:
    struct Private;
 
    Private *d;
  };
 
 
}
 
#endif