#ifndef SPEAKERSMONITOR_H
  #define SPEAKERSMONITOR_H
  
  #include <QWidget>
  #include <QMap>
  
  class SpeakersMonitor: public QWidget
  {
    Q_OBJECT
  
      public:
    SpeakersMonitor(int labelHeight = 10, QWidget *parent = 0);
  
    public slots:
    void speakersRetrieved(QList<QString> speakers);
    void positionChanged(qint64 position);
  
   protected:
    void paintEvent(QPaintEvent *event);
  
    private:
    QMap<QString, QList<qreal>> m_density;
    QMap<QString, QList<qreal>>::const_iterator m_it;
    qreal m_maxDensity;
    int m_labelHeight;
    int m_position;
  };
  
  #endif