#ifndef DATACIRCLEBASE_H_SEEN
#define DATACIRCLEBASE_H_SEEN

#include "circle.h"

class DataCircleBase : public Circle {

 public:

  DataCircleBase() {;}
  DataCircleBase(double theta,double phi,double aperture) : Circle(theta,phi,aperture) {;}

  virtual ~DataCircleBase() {;}

  virtual int NMeasurements() const = 0;
  virtual double getData(double) const = 0;
  virtual void print(ostream&) const= 0;
};
#endif