#pragma once

#include <QWidget>

class AudioLevelMeter : public QWidget {
  Q_OBJECT
public:
  explicit AudioLevelMeter(QWidget *parent = nullptr);

  void setLevel(float level);
  float level() const;
  float peakHold() const;
  void resetPeakHold();

  QSize sizeHint() const override;
  QSize minimumSizeHint() const override;

protected:
  void paintEvent(QPaintEvent *event) override;

private:
  float m_level = 0.0f;
  float m_peakHold = 0.0f;
  int m_peakHoldFrames = 0;

  static constexpr int kPeakHoldDuration = 6;
  static constexpr float kPeakDecayRate = 0.02f;
};