Chris@74: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@74: 
Chris@74: /*
Chris@74:     Sonic Visualiser
Chris@74:     An audio file viewer and annotation editor.
Chris@74:     Centre for Digital Music, Queen Mary, University of London.
Chris@74:     This file copyright 2006 Chris Cannam.
Chris@74:     
Chris@74:     This program is free software; you can redistribute it and/or
Chris@74:     modify it under the terms of the GNU General Public License as
Chris@74:     published by the Free Software Foundation; either version 2 of the
Chris@74:     License, or (at your option) any later version.  See the file
Chris@74:     COPYING included with this distribution for more information.
Chris@74: */
Chris@74: 
Chris@74: #ifndef _CLIPBOARD_H_
Chris@74: #define _CLIPBOARD_H_
Chris@74: 
Chris@74: #include <QString>
Chris@74: #include <vector>
Chris@74: 
Chris@74: class Clipboard
Chris@74: {
Chris@74: public:
Chris@74:     class Point
Chris@74:     {
Chris@74:     public:
Chris@74:         Point(long frame, QString label);
Chris@74:         Point(long frame, float value, QString label);
Chris@74:         Point(long frame, float value, size_t duration, QString label);
Chris@340:         Point(long frame, float value, size_t duration, float level, QString label);
Chris@74:         Point(const Point &point);
Chris@74:         Point &operator=(const Point &point);
Chris@74: 
Chris@74:         bool haveFrame() const;
Chris@74:         long getFrame() const;
Chris@74: 
Chris@74:         bool haveValue() const;
Chris@74:         float getValue() const;
Chris@74:         
Chris@74:         bool haveDuration() const;
Chris@74:         size_t getDuration() const;
Chris@74:         
Chris@74:         bool haveLabel() const;
Chris@74:         QString getLabel() const;
Chris@74: 
Chris@340:         bool haveLevel() const;
Chris@340:         float getLevel() const;
Chris@340: 
Chris@370:         bool haveReferenceFrame() const;
Chris@370:         bool referenceFrameDiffers() const; // from point frame
Chris@370: 
Chris@340:         long getReferenceFrame() const;
Chris@340:         void setReferenceFrame(long);
Chris@340: 
Chris@74:     private:
Chris@74:         bool m_haveFrame;
Chris@74:         long m_frame;
Chris@74:         bool m_haveValue;
Chris@74:         float m_value;
Chris@74:         bool m_haveDuration;
Chris@74:         size_t m_duration;
Chris@74:         bool m_haveLabel;
Chris@74:         QString m_label;
Chris@340:         bool m_haveLevel;
Chris@340:         float m_level;
Chris@370:         bool m_haveReferenceFrame;
Chris@340:         long m_referenceFrame;
Chris@74:     };
Chris@74: 
Chris@74:     Clipboard();
Chris@74:     ~Clipboard();
Chris@74: 
Chris@74:     typedef std::vector<Point> PointList;
Chris@74: 
Chris@74:     void clear();
Chris@74:     bool empty() const;
Chris@74:     const PointList &getPoints() const;
Chris@74:     void setPoints(const PointList &points);
Chris@74:     void addPoint(const Point &point);
Chris@74: 
Chris@370:     bool haveReferenceFrames() const;
Chris@369:     bool referenceFramesDiffer() const;
Chris@340: 
Chris@74: protected:
Chris@74:     PointList m_points;
Chris@74: };
Chris@74: 
Chris@74: #endif