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26 lines
464 B
26 lines
464 B
#include <qwt_sampling_thread.h>
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class SamplingThread: public QwtSamplingThread
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{
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Q_OBJECT
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public:
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SamplingThread( QObject *parent = NULL );
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double frequency() const;
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double amplitude() const;
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public Q_SLOTS:
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void setAmplitude( double );
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void setFrequency( double );
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protected:
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virtual void sample( double elapsed );
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private:
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virtual double value( double timeStamp ) const;
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double d_frequency;
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double d_amplitude;
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};
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