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/*  Starshatter: The Open Source Project
    Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors
    Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
    Copyright (c) 1997-2006, Destroyer Studios LLC.

    AUTHOR:       John DiCamillo


    OVERVIEW
    ========
*/

#ifndef Farcaster_h
#define Farcaster_h

#include "Types.h"
#include "Geometry.h"
#include "System.h"
#include "SimObject.h"
#include "Text.h"

// +----------------------------------------------------------------------+

class Ship;
class ShipDesign;
class Farcaster;

// +----------------------------------------------------------------------+

class Farcaster : public System, public SimObserver
{
public:
    Farcaster(double capacity, double sink_rate);
    Farcaster(const Farcaster& rhs);
    virtual ~Farcaster();

    enum CONSTANTS { NUM_APPROACH_PTS = 4 };

    virtual void   ExecFrame(double seconds);
    void           SetShip(Ship* s)     { ship  = s; }
    void           SetDest(Ship* d)     { dest  = d; }

    Point          ApproachPoint(int i) const { return approach_point[i];               }
    Point          StartPoint()         const { return start_point;                     }
    Point          EndPoint()           const { return end_point;                       }

    virtual void   SetApproachPoint(int i, Point loc);
    virtual void   SetStartPoint(Point loc);
    virtual void   SetEndPoint(Point loc);
    virtual void   SetCycleTime(double time);

    virtual void   Orient(const Physical* rep);

    // SimObserver:
    virtual bool         Update(SimObject* obj);
    virtual const char*  GetObserverName() const;

    // accessors:
    const Ship*    GetShip()            const { return ship; }
    const Ship*    GetDest()            const { return dest; }

    int            ActiveState()        const { return active_state; }
    double         WarpFactor()         const { return warp_fov;     }

protected:
    virtual void      Jump();
    virtual void      Arrive(Ship* s);

    Ship*             ship;
    Ship*             dest;
    Ship*             jumpship;

    Point             start_rel;
    Point             end_rel;
    Point             approach_rel[NUM_APPROACH_PTS];

    Point             start_point;
    Point             end_point;
    Point             approach_point[NUM_APPROACH_PTS];

    double            cycle_time;
    int               active_state;
    double            warp_fov;

    bool              no_dest;
};

// +----------------------------------------------------------------------+

#endif  // Farcaster_h