Files
lmms/include/VisualizationWidget.h
David CARLIER dac59a5fa0 C++11 inheritance updates
Add `override` and remove `virtual` where applicable
2019-10-31 20:05:33 +01:00

87 lines
2.3 KiB
C++

/*
* VisualizationWidget.h - widget for visualization of sound-data
*
* Copyright (c) 2005-2008 Tobias Doerffel <tobydox/at/users.sourceforge.net>
*
* This file is part of LMMS - https://lmms.io
*
* 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 (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#ifndef _VISUALIZATION_WIDGET
#define _VISUALIZATION_WIDGET
#include <QWidget>
#include <QPixmap>
#include "lmms_basics.h"
class VisualizationWidget : public QWidget
{
Q_OBJECT
public:
Q_PROPERTY( QColor normalColor READ normalColor WRITE setNormalColor )
Q_PROPERTY( QColor warningColor READ warningColor WRITE setWarningColor )
Q_PROPERTY( QColor clippingColor READ clippingColor WRITE setClippingColor )
enum visualizationTypes
{
Simple // add more here
} ;
VisualizationWidget( const QPixmap & _bg, QWidget * _parent,
visualizationTypes _vtype = Simple );
virtual ~VisualizationWidget();
void setActive( bool _active );
QColor const & normalColor() const;
void setNormalColor(QColor const & normalColor);
QColor const & warningColor() const;
void setWarningColor(QColor const & warningColor);
QColor const & clippingColor() const;
void setClippingColor(QColor const & clippingColor);
protected:
void paintEvent( QPaintEvent * _pe ) override;
void mousePressEvent( QMouseEvent * _me ) override;
protected slots:
void updateAudioBuffer( const surroundSampleFrame * buffer );
private:
QColor const & determineLineColor(float level) const;
private:
QPixmap s_background;
QPointF * m_points;
sampleFrame * m_buffer;
bool m_active;
QColor m_normalColor;
QColor m_warningColor;
QColor m_clippingColor;
} ;
#endif