NotchFilterDialog.h

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/***************************************************************************
    NotchFilterDialog.h  -  dialog for the "notch_filter" plugin
                             -------------------
    begin                : Thu Jun 19 2003
    copyright            : (C) 2003 by Dave Flogeras
    email                : d.flogeras@unb.ca
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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 NOTCH_FILTER_DIALOG_H
#define NOTCH_FILTER_DIALOG_H

#include "config.h"
#include <QObject>
#include <QString>

#include "libkwave/PluginSetupDialog.h"

#include "ui_NotchFilterDlg.h"

class QStringList;

namespace Kwave
{

    class NotchFilter;

    class NotchFilterDialog: public QDialog,
                             public Kwave::PluginSetupDialog,
                             public Ui::NotchFilterDlg
    {
        Q_OBJECT
    public:

        NotchFilterDialog(QWidget *parent, double sample_rate);

        virtual ~NotchFilterDialog() Q_DECL_OVERRIDE;

        virtual QStringList params() Q_DECL_OVERRIDE;

        virtual void setParams(QStringList &params) Q_DECL_OVERRIDE;

        virtual QDialog *dialog() Q_DECL_OVERRIDE { return this; }

    signals:

        void freqChanged(double freq);

        void bwChanged(double bw);

        void startPreListen();

        void stopPreListen();

    protected slots:

        void freqValueChanged(int pos);

        void bwValueChanged(int pos);

        void listenToggled(bool listen);

        void listenStopped();

    private slots:

        void invokeHelp();

    protected:

        void updateDisplay();

    private:

        double m_frequency;

        double m_bw;

        double m_sample_rate;

        Kwave::NotchFilter *m_filter;

    };
}

#endif /* NOTCH_FILTER_DIALOG_H */

//***************************************************************************
//***************************************************************************