#ifndef ANIMATION_HH
#define ANIMATION_HH

class Animation {
public:
  virtual ~Animation() {}

  // Return true if animation is still active, value is always set
  virtual bool tick(double duration, double* value) = 0;

protected:
  Animation() {}
  Animation(Animation const&) = delete;
  Animation& operator=(Animation const&) = delete;
};

#endif  // ANIMATION_HH