qt-everywhere-src-5.14.1/qtdatavis3d/examples/datavisualization/audiolevels/audiolevels.h

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#ifndef AUDIOLEVELS_H
#define AUDIOLEVELS_H

#include <QtDataVisualization/q3dbars.h>

using namespace QtDataVisualization;

class AudioLevelsIODevice;

QT_BEGIN_NAMESPACE
class QAudioInput;
QT_END_NAMESPACE

class AudioLevels : public QObject
{
    Q_OBJECT

public:
    AudioLevels(Q3DBars *graph, QObject *parent = 0);
    ~AudioLevels();

private:
    //! [0]
    Q3DBars *m_graph;
    AudioLevelsIODevice *m_device;
    QAudioInput *m_audioInput;
    //! [0]
};

#endif