/home/maxime/Projets/Mixxx/1.10/mixxx/src/dlgprefcrossfader.h

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/***************************************************************************
                          dlgprefcrossfader.h  -  description
                             -------------------
    begin                : Thu Jun 7 2007
    copyright            : (C) 2007 by John Sully
    email                : jsully@scs.ryerson.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 DLGPREFCROSSFADER_H
#define DLGPREFCROSSFADER_H

#include "ui_dlgprefcrossfaderdlg.h"
#include "configobject.h"
#include "controlobjectthread.h"

#define MIXXX_XFADER_SLOWFADE   "SlowFade"
#define MIXXX_XFADER_FASTCUT    "FastCut"
#define MIXXX_XFADER_CONSTPWR   "ConstantPower"

#define MIXXX_XFADER_STEEPNESS_COEFF 8.0f

class QWidget;
class DlgPrefCrossfader : public QWidget, public Ui::DlgPrefCrossfaderDlg  {
    Q_OBJECT
public: 
    DlgPrefCrossfader(QWidget *parent, ConfigObject<ConfigValue> *_config);
    ~DlgPrefCrossfader();
public slots:
        void slotUpdateXFader();
    void slotApply();
        void slotUpdate();
        void setDefaults();
signals:
    void apply(const QString &);
private:
        void loadSettings();
        void drawXfaderDisplay();
        
    ConfigObject<ConfigValue> *config;

        QGraphicsScene *m_pxfScene;

        double m_transform, m_cal;
        
        QString m_xFaderMode;

    ControlObjectThread m_COTCurve;
    ControlObjectThread m_COTCalibration;
};

#endif