Chris@132: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@132: 
Chris@132: /*
Chris@132:     Sonic Visualiser
Chris@132:     An audio file viewer and annotation editor.
Chris@132:     Centre for Digital Music, Queen Mary, University of London.
Chris@132:     This file copyright 2006 Chris Cannam.
Chris@132:     
Chris@132:     This program is free software; you can redistribute it and/or
Chris@132:     modify it under the terms of the GNU General Public License as
Chris@132:     published by the Free Software Foundation; either version 2 of the
Chris@132:     License, or (at your option) any later version.  See the file
Chris@132:     COPYING included with this distribution for more information.
Chris@132: */
Chris@132: 
Chris@132: #ifndef _THUMBWHEEL_H_
Chris@132: #define _THUMBWHEEL_H_
Chris@132: 
Chris@132: #include <QWidget>
Chris@132: 
Chris@132: class Thumbwheel : public QWidget
Chris@132: {
Chris@132:     Q_OBJECT
Chris@132: 
Chris@132: public:
Chris@132:     Thumbwheel(int min, int max, int defaultValue,
Chris@132:                Qt::Orientation orientation, QWidget *parent = 0);
Chris@132:     virtual ~Thumbwheel();
Chris@132: 
Chris@132:     void setSpeed(float speed);
Chris@132:     float getSpeed() const;
Chris@132: 
Chris@132:     void setTracking(bool tracking);
Chris@132:     bool getTracking() const;
Chris@132: 
Chris@132:     void setShowScale(bool show);
Chris@132:     bool getShowScale() const;
Chris@132: 
Chris@132:     void setValue(int value);
Chris@132:     int getValue() const;
Chris@132: 
Chris@132:     virtual void mousePressEvent(QMouseEvent *e);
Chris@132:     virtual void mouseDoubleClickEvent(QMouseEvent *e);
Chris@132:     virtual void mouseMoveEvent(QMouseEvent *e);
Chris@132:     virtual void mouseReleaseEvent(QMouseEvent *e);
Chris@132:     virtual void wheelEvent(QWheelEvent *e);
Chris@132:     virtual void paintEvent(QPaintEvent *e);
Chris@132: 
Chris@132:     QSize sizeHint() const;
Chris@132: 
Chris@132: signals:
Chris@132:     void valueChanged(int);
Chris@132: 
Chris@132: private:
Chris@132:     int m_min;
Chris@132:     int m_max;
Chris@132:     int m_default;
Chris@132:     int m_value;
Chris@132:     Qt::Orientation m_orientation;
Chris@132:     float m_speed;
Chris@132:     bool m_tracking;
Chris@132:     bool m_showScale;
Chris@132:     bool m_clicked;
Chris@132:     QPoint m_clickPos;
Chris@132:     int m_clickValue;
Chris@132: };
Chris@132: 
Chris@132: #endif