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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
    ========
    Conventional Drive (system) class
*/

#ifndef Drive_h
#define Drive_h

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

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

class Bolt;
class DriveSprite;
class Light;
class Sound;
class Ship;

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

struct DrivePort {
    static const char* TYPENAME() { return "DrivePort"; }

    DrivePort(const Point& l, float s);
    ~DrivePort();

    Point          loc;
    float          scale;

    DriveSprite*   flare;
    Bolt*          trail;
};

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

class Drive : public System
{
public:
    enum SUBTYPE   { PLASMA, FUSION, GREEN, RED, BLUE, YELLOW, STEALTH };
    enum Constants { MAX_ENGINES=16 };

    Drive(SUBTYPE s, float max_thrust, float max_aug, bool show_trail=true);
    Drive(const Drive& rhs);
    virtual ~Drive();

    static void       Initialize();
    static void       Close();
    static void       StartFrame();

    float             Thrust(double seconds);
    float             MaxThrust()          const { return thrust;        }
    float             MaxAugmenter()       const { return augmenter;     }
    int               NumEngines()         const;
    DriveSprite*      GetFlare(int port)   const;
    Bolt*             GetTrail(int port)   const;
    bool              IsAugmenterOn()      const;

    virtual void      AddPort(const Point& loc, float flare_scale=0);
    virtual void      CreatePort(const Point& loc, float flare_scale);

    virtual void      Orient(const Physical* rep);

    void              SetThrottle(double t, bool aug=false);
    virtual double    GetRequest(double seconds) const;

protected:
    float             thrust;
    float             augmenter;
    float             scale;
    float             throttle;
    float             augmenter_throttle;
    float             intensity;

    List<DrivePort>   ports;

    Sound*            sound;
    Sound*            burner_sound;
    bool              show_trail;
};

#endif  // Drive_h