33 lines
775 B
C++
33 lines
775 B
C++
/*****************************************************************************
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* Qwt Examples - Copyright (C) 2002 Uwe Rathmann
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* This file may be used under the terms of the 3-clause BSD License
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*****************************************************************************/
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#pragma once
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#include <QwtSamplingThread>
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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 ) QWT_OVERRIDE;
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private:
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virtual double value( double timeStamp ) const;
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double m_frequency;
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double m_amplitude;
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};
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