#ifndef SPECTRUMWIDGET_H
#define SPECTRUMWIDGET_H

#include <QWidget>
#include <QVector>
#include <QTimer>

class SpectrumWidget : public QWidget {
    Q_OBJECT
public:
    explicit SpectrumWidget(int barCount = 12, QWidget* parent = nullptr);
    void updateLevels(const QVector<float>& levels);
    void reset();

protected:
    void paintEvent(QPaintEvent* event) override;

private:
    int _barCount;
    QVector<float> _current;
    QVector<float> _peak;
    QTimer* _decayTimer = nullptr;
};

#endif