svcore
1.9
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00001 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ 00002 00003 /* 00004 Sonic Visualiser 00005 An audio file viewer and annotation editor. 00006 Centre for Digital Music, Queen Mary, University of London. 00007 This file copyright 2006 Chris Cannam. 00008 00009 This program is free software; you can redistribute it and/or 00010 modify it under the terms of the GNU General Public License as 00011 published by the Free Software Foundation; either version 2 of the 00012 License, or (at your option) any later version. See the file 00013 COPYING included with this distribution for more information. 00014 */ 00015 00016 #ifndef _CLIPBOARD_H_ 00017 #define _CLIPBOARD_H_ 00018 00019 #include <QString> 00020 #include <vector> 00021 00022 class Clipboard 00023 { 00024 public: 00025 class Point 00026 { 00027 public: 00028 Point(long frame, QString label); 00029 Point(long frame, float value, QString label); 00030 Point(long frame, float value, int duration, QString label); 00031 Point(long frame, float value, int duration, float level, QString label); 00032 Point(const Point &point); 00033 Point &operator=(const Point &point); 00034 00035 bool haveFrame() const; 00036 long getFrame() const; 00037 Point withFrame(long frame) const; 00038 00039 bool haveValue() const; 00040 float getValue() const; 00041 Point withValue(float value) const; 00042 00043 bool haveDuration() const; 00044 int getDuration() const; 00045 Point withDuration(int duration) const; 00046 00047 bool haveLabel() const; 00048 QString getLabel() const; 00049 Point withLabel(QString label) const; 00050 00051 bool haveLevel() const; 00052 float getLevel() const; 00053 Point withLevel(float level) const; 00054 00055 bool haveReferenceFrame() const; 00056 bool referenceFrameDiffers() const; // from point frame 00057 00058 long getReferenceFrame() const; 00059 void setReferenceFrame(long); 00060 00061 private: 00062 bool m_haveFrame; 00063 long m_frame; 00064 bool m_haveValue; 00065 float m_value; 00066 bool m_haveDuration; 00067 int m_duration; 00068 bool m_haveLabel; 00069 QString m_label; 00070 bool m_haveLevel; 00071 float m_level; 00072 bool m_haveReferenceFrame; 00073 long m_referenceFrame; 00074 }; 00075 00076 Clipboard(); 00077 ~Clipboard(); 00078 00079 typedef std::vector<Point> PointList; 00080 00081 void clear(); 00082 bool empty() const; 00083 const PointList &getPoints() const; 00084 void setPoints(const PointList &points); 00085 void addPoint(const Point &point); 00086 00087 bool haveReferenceFrames() const; 00088 bool referenceFramesDiffer() const; 00089 00090 protected: 00091 PointList m_points; 00092 }; 00093 00094 #endif