class PointsBar
{
  protected int m_points;
  protected final int MAX_POINTS = Config.gameWidth - 2*Config.boundaryX;
  
  protected final int m_points_for_hit = 10;
  protected final int m_points_for_miss = 20;
  
  public PointsBar()
  {
    m_points = MAX_POINTS / 2;
  }
  
  /////////////////////////////////////////////////
  
  public void increment()
  {
    m_points += m_points_for_hit;

    if (m_points >= MAX_POINTS)
    {
      // HOOK: this means that the user has maxed out their points and might get a special perk
    }
    
    m_points = min(MAX_POINTS, m_points);
  }
  
  public void decrement()
  {
    m_points -= m_points_for_miss;
    m_points = max(0, m_points);
  }
  
  /////////////////////////////////////////////////
  
  public boolean empty()
  {
    return m_points <= m_points_for_miss;
  }
  
  /////////////////////////////////////////////////
  
  public void draw()
  {
    // stroke(lineColor);
    // strokeWeight(lineWeight);
    noStroke();
    fill(150, 100);
    rect(Config.boundaryX, Config.gameHeight - 90, m_points, 40);
    
    stroke(80);
    noFill();
    rect(Config.boundaryX, Config.gameHeight - 90, MAX_POINTS, 40);
  }
}