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/***************************************************************************
frequencyseekhelper.h - description
-------------------
begin : Fre Mai 9 2003
copyright : (C) 2003 by Martin Witte
email : witte@kawo1.rwth-aachen.de
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef KRADIO_FREQUENCY_SEEKHELPER_H
#define KRADIO_FREQUENCY_SEEKHELPER_H
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <tqobject.h>
#include <kdemacros.h>
#include "radiodevice_interfaces.h"
#include "seekhelper.h"
class KDE_EXPORT FrequencySeekHelper : public TQObject,
public SeekHelper,
public IFrequencyRadioClient
{
Q_OBJECT
public:
FrequencySeekHelper(ISeekRadio &parent);
virtual ~FrequencySeekHelper();
// IFrequencyRadioClient
RECEIVERS:
bool noticeFrequencyChanged(float /*f*/, const RadioStation */*s*/) { return false; }
bool noticeMinMaxFrequencyChanged(float /*min*/, float /*max*/) { return false; }
bool noticeDeviceMinMaxFrequencyChanged(float /*min*/, float /*max*/){ return false; }
bool noticeScanStepChanged(float /*s*/) { return false; }
public:
virtual bool connectI (Interface *i);
virtual bool disconnectI(Interface *i);
virtual void start(const SoundStreamID &, direction_t dir);
public slots:
virtual void step() { SeekHelper::step(); }
protected:
virtual void abort();
virtual bool isGood() const;
virtual bool isBetter() const;
virtual bool isWorse() const;
virtual bool bestFound() const;
virtual void getData();
virtual void rememberBest();
virtual bool nextSeekStep();
virtual void applyBest();
protected:
TQTimer *m_timer;
float m_currentSignal, m_oldSignal;
bool m_goodSignal;
float m_currentFrequency, m_oldFrequency;
float m_bestFrequency;
};
#endif
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