/* Copyright (C) 2015 J.F.Dockes for any changes relative to the VLC version
*
* Copyright (C) 2006-2011 the VideoLAN team
*
* Authors: Clément Stenac <zorglub@videolan.org>
* Jean-Baptiste Kempf <jb@videolan.org>
* Ludovic Fauvet <etix@videolan.org>
*
* This work is derived from VLC work under GPLv2+, which was itself derived
* from Amarok's work under GPLv2+
* - Mark Kretschmann
* - Gábor Lehel
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _SOUNDSLIDER_H_INCLUDED_
#define _SOUNDSLIDER_H_INCLUDED_
#include <QAbstractSlider>
#include <QPainter>
/* Sound Slider inherited directly from QAbstractSlider */
class QPaintEvent;
#define SOUNDMAX 125 // 125 % (+6dB)
class SoundSlider : public QAbstractSlider
{
Q_OBJECT
public:
SoundSlider(QWidget *_parent, float _i_step, char *psz_colors, int max = SOUNDMAX );
void setMuted( bool ); /* Set Mute status */
protected:
const static int paddingL = 3;
const static int paddingR = 2;
void paintEvent( QPaintEvent *) Q_DECL_OVERRIDE;
void wheelEvent( QWheelEvent *event ) Q_DECL_OVERRIDE;
void mousePressEvent( QMouseEvent * ) Q_DECL_OVERRIDE;
void mouseMoveEvent( QMouseEvent * ) Q_DECL_OVERRIDE;
void mouseReleaseEvent( QMouseEvent * ) Q_DECL_OVERRIDE;
void processReleasedButton();
private:
bool isSliding; /* Whether we are currently sliding by user action */
bool b_mouseOutside; /* Whether the mouse is outside or inside the Widget */
int i_oldvalue; /* Store the old Value before changing */
float f_step; /* How much do we increase each time we wheel */
bool b_isMuted;
int wlength;
int wheight;
QPixmap pixGradient; /* Gradient pix storage */
QPixmap pixGradient2; /* Muted Gradient pix storage */
QPixmap pixOutside; /* OutLine pix storage */
QPainter painter;
QColor background;
QColor foreground;
QFont textfont;
QRect textrect;
void changeValue( int x ); /* Function to modify the value from pixel x() */
};
#endif /* _SOUNDSLIDER_H_INCLUDED_ */