helicopter.h

#ifndef HELICOPTER_HEADER_FILE__
#define HELICOPTER_HEADER_FILE__

#include "coord.h"
#include "map.h"
#include "submarine.h"

#ifndef FALSE
#define FALSE 0
#endif
#ifndef TRUE
#define TRUE 1
#endif

#define ACTION_HOVER          0  // not sure, waiting in one spot
#define ACTION_MOVING         1  // moving to destination
#define ACTION_LISTEN         2  // lower sonar
#define ACTION_RETURN_TO_BASE 3  // to be implemented later
#define ACTION_REFUELING      4  // to be implemented later

#define LISTEN_HEIGHT -20
#define MOVE_HEIGHT   -50
#define HELICOPTER_RUBBER 50
#define FIRING_WAIT 120  // two minutes

#define DO_NOTHING 0
#define DO_SHOOT   1
#define DO_MOVE    2

class Helicopter : public Coord
{
public:
    int MaxSpeed, DesiredSpeed;
    int Depth, DesiredDepth;
    int DesiredHeading;
    int mood;  // convoy, passive, attack
    int Friend;
    int ShipType, ShipClass;
    int has_sonar;
    MAP *map;
    Helicopter *next;

    Helicopter();
    ~Helicopter();

    int Init();
    void Cleanup();
    int Can_Hear(Submarine *target);
    Submarine *Helicopter_AI(Submarine *all_ships, Submarine *all_torpedoes);
    int Handle();
    int Load_Class(char *from_file);
    int Load_Mission(FILE *from_file);
    int Check_Status();
    int Bearing_To_Destination();
    double Distance_To_Destination();   // in yards
    double Distance_To_Target(Submarine *target);
    Submarine *Find_Target(Submarine *all_ships);
    Submarine *Fire_Torpedo(Submarine *target, char *ship_file);
    Submarine *Find_Closest_Friend(Submarine *ships);

private:
    int TorpedoesOnBoard;
    int current_action;  // hovering, listening, moving, returning to base
    int destination_x, destination_y;
    char ClassName[CLASS_NAME_SIZE];
    char ClassType[CLASS_TYPE_SIZE];
    int MaxDepth, Rudder;
    int hull_strength;
    int firing_countdown;  // make sure we can't rapid fire
    float PSCS;
};

#endif  // HELICOPTER_HEADER_FILE__