Qwt User's Guide: qwt_sampling_thread.h Source File

Qwt User's Guide 6.2.0

qwt_sampling_thread.h
1 /******************************************************************************
2 * Qwt Widget Library
3 * Copyright (C) 1997 Josef Wilgen
4 * Copyright (C) 2002 Uwe Rathmann
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the Qwt License, Version 1.0
8 *****************************************************************************/
9
10 #ifndef QWT_SAMPLING_THREAD_H
11 #define QWT_SAMPLING_THREAD_H
12
13 #include "qwt_global.h"
14 #include <qthread.h>
15
28 class QWT_EXPORT QwtSamplingThread : public QThread
29 {
30 Q_OBJECT
31
32 public:
33 virtual ~QwtSamplingThread();
34
35 double interval() const;
36 double elapsed() const;
37
38 public Q_SLOTS:
39 void setInterval( double interval );
40 void stop();
41
42 protected:
43 explicit QwtSamplingThread( QObject* parent = NULL );
44
45 virtual void run() QWT_OVERRIDE;
46
55 virtual void sample( double elapsed ) = 0;
56
57 private:
58 class PrivateData;
59 PrivateData* m_data;
60 };
61
62 #endif
QwtSamplingThread
A thread collecting samples at regular intervals.
Definition: qwt_sampling_thread.h:29
QwtSamplingThread::sample
virtual void sample(double elapsed)=0