qgsdial.h

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/***************************************************************************
                             qgsdial.h
                             -------------------
    begin                : July 2013
    copyright            : (C) 2013 by Daniel Vaz
    email                : danielvaz at gmail dot com
 ***************************************************************************/
 
/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSDIAL_H
#define QGSDIAL_H
 
#include <QDial>
#include <QVariant>
#include "qgis_gui.h"
#include "qgis_sip.h"
 
class QPaintEvent;
 
class GUI_EXPORT QgsDial : public QDial
{
    Q_OBJECT
  public:
    QgsDial( QWidget *parent SIP_TRANSFERTHIS = nullptr );
 
    void setMinimum( const QVariant &min );
    void setMaximum( const QVariant &max );
    void setSingleStep( const QVariant &step );
    void setValue( const QVariant &value );
    QVariant variantValue() const;
 
  signals:
    void valueChanged( const QVariant & );
 
  private slots:
    void onValueChanged( int );
 
  protected:
    void paintEvent( QPaintEvent *event ) override;
 
  private:
    void update();
 
    QVariant mMin, mMax, mStep, mValue;
};
 
#endif // QGSDIAL_H