#ifndef VELOCITY_H #define VELOCITY_H #include "point.h" class Velocity { public: Velocity(); Velocity( float dx , float dy ); float getDx() const; float getDy() const; void addDy( const float dy ); void addDx( const float dx ); void setDx( float dx ); void setDy( float dy ); Point updatePoint ( Point &point ); private: float dx; float dy; }; #endif