/**
 * @file crossroad.h
 * @author M.Klucar (374069)
 */

#ifndef CROSSROAD_H
#define CROSSROAD_H

/**
 * @brief The Direction enum represents directions.
 */
enum Direction {NORTH, EAST, SOUTH, WEST};


/**
 * @brief The Crossroad class represents simple crossroad.
 * Crossroad consists of perpendicular roads denoted by cardinal directions.
 * A road can be considered main road.
 */
class Crossroad {

    Direction f;
    Direction t;

public:
    /**
     * @brief Crossroad default constructor.
     * EAST-WEST road is considered main.
     */
    Crossroad();

    /**
     * @brief setMainroad sets main road.
     * If parameters do not represent two different directions, main road is not changed.
     * @param from
     * @param to
     */
    void setMainroad(Direction from, Direction to);

    /**
     * @brief isMainroad checks whether road is main.
     * @param d
     * @return true iff road from direction d is considered main
     */
    bool isMainroad(Direction d) const;

};



#endif // CROSSROAD_H