qt_demoe/third/qwtdemo/examples/realtime/randomplot.h

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2019-11-07 02:55:57 +00:00
#ifndef _RANDOMPLOT_H_
#define _RANDOMPLOT_H_ 1
#include "incrementalplot.h"
#include <qdatetime.h>
class QTimer;
class RandomPlot: public IncrementalPlot
{
Q_OBJECT
public:
RandomPlot( QWidget *parent );
virtual QSize sizeHint() const;
Q_SIGNALS:
void running( bool );
void elapsed( int ms );
public Q_SLOTS:
void clear();
void stop();
void append( int timeout, int count );
private Q_SLOTS:
void appendPoint();
private:
void initCurve();
QTimer *d_timer;
int d_timerCount;
QTime d_timeStamp;
};
#endif // _RANDOMPLOT_H_