text: #ifndef HECTOR_DRAWINGS_H__
  #define HECTOR_DRAWINGS_H__
  
  #include "util/DrawInterface.h"
  #include "util/UtilFunctions.h"
  
  #include <Eigen/Dense>
  
  
  class HectorDrawings : public DrawInterface
  {
  public:
  
    HectorDrawings()
    {
      idCounter = 0;
  
    };
  
    virtual void drawPoint(const Eigen::Vector2f& pointWorldFrame)
    {
    }
  
    virtual void drawArrow(const Eigen::Vector3f& poseWorld)
    {
  
    }
  
    virtual void drawCovariance(const Eigen::Vector2f& mean, const Eigen::Matrix2f& covMatrix)
    {
    }
  
    virtual void setScale(double scale)
    {
    }
  
    virtual void setColor(double r, double g, double b, double a = 1.0)
    {
    }
  
    virtual void sendAndResetData()
    {
      idCounter = 0;
    }
  
    /*void setTime(const ros::Time& time)
    {
    }*/
  
  
    int idCounter;
  };
  
  #endif
  