Qwt User's Guide: qwt_sampling_thread.h Source File

Qwt User's Guide 6.1.5

qwt_sampling_thread.h
1 /* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
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();
46
52 virtual void sample( double elapsed ) = 0;
53
54 private:
55 class PrivateData;
56 PrivateData *d_data;
57 };
58
59 #endif
QwtSamplingThread
A thread collecting samples at regular intervals.
Definition: qwt_sampling_thread.h:28