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cxPlaybackTime.h
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
3 
4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
5 All rights reserved.
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7 Redistribution and use in source and binary forms, with or without
8 modification, are permitted provided that the following conditions are met:
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10 1. Redistributions of source code must retain the above copyright notice,
11  this list of conditions and the following disclaimer.
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13 2. Redistributions in binary form must reproduce the above copyright notice,
14  this list of conditions and the following disclaimer in the documentation
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18  may be used to endorse or promote products derived from this software
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21 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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31 =========================================================================*/
32 
33 #ifndef CXPLAYBACKTIME_H_
34 #define CXPLAYBACKTIME_H_
35 
36 #include "cxResourceExport.h"
37 
38 #include <QObject>
39 #include <QDateTime>
40 #include <QColor>
41 #include <QTimer>
42 #include <boost/shared_ptr.hpp>
43 
44 namespace cx
45 {
46 
59 class cxResource_EXPORT PlaybackTime : public QObject
60 {
61  Q_OBJECT
62 public:
63  PlaybackTime();
64  virtual ~PlaybackTime();
65 
66  void initialize(QDateTime start, qint64 length);
67 
68  void forward(qint64 msecs);
69  void rewind(qint64 msecs);
70  bool isPlaying() const;
71 
72  void setTime(QDateTime time);
73  QDateTime getTime() const;
74  void setOffset(qint64 val);
75  void moveOffset(qint64 delta);
76  qint64 getOffset() const;
77  qint64 getLength() const;
78  QDateTime getStartTime() const;
79  void setSpeed(double val);
80  double getSpeed() const;
81  void setResolution(qint64 val);
82  double getResolution();
83 
84 public slots:
85  void start();
86  void stop();
87  void pause();
88 
89 signals:
90  void changed();
91 private slots:
92  void timeoutSlot();
93 
94 private:
95  QDateTime mStartTime;
96 // QDateTime mTime;
97  qint64 mOffset;
98  qint64 mLength;
99  QTimer* mTimer;
100  double mSpeed;
101 
102  QDateTime mPlayStart;
103  qint64 mLastPlayOffset;
104 
105 };
106 
107 typedef boost::shared_ptr<PlaybackTime> PlaybackTimePtr;
108 
113 class cxResource_EXPORT TimelineEvent
114 {
115 public:
116  TimelineEvent() : mStartTime(0), mEndTime(0), mColor("black") {}
117  TimelineEvent(QString description, double start, double end) : mDescription(description), mStartTime(start), mEndTime(end) {}
118  TimelineEvent(QString description, double time) : mDescription(description), mStartTime(time), mEndTime(time) {}
119  QString mUid;
120  QString mDescription;
121  double mStartTime;
122  double mEndTime;
123  QColor mColor;
124  QString mGroup;
125  bool isInside(double time, double tol_ms=0) const;
126  bool isSingular() const;
127  bool isOverlap(const TimelineEvent& rhs) const;
128  bool operator<(const TimelineEvent& rhs) const;
129 };
130 
131 
132 } /* namespace cx */
133 #endif /* CXPLAYBACKTIME_H_ */
bool operator<(const Landmark &lhs, const Landmark &rhs)
Definition: cxLandmark.cpp:94
Scalar * end()
Description of one event in time.
boost::shared_ptr< class PlaybackTime > PlaybackTimePtr
TimelineEvent(QString description, double start, double end)
RealScalar length() const
TimelineEvent(QString description, double time)
Controller for historic time, playback etc.