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QuantumDrive.h
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1 /* Project Starshatter 4.5
2  Destroyer Studios LLC
3  Copyright © 1997-2004. All Rights Reserved.
4 
5  SUBSYSTEM: Stars.exe
6  FILE: QuantumDrive.h
7  AUTHOR: John DiCamillo
8 
9 
10  OVERVIEW
11  ========
12  Quantum (JUMP) Drive (system) class
13 */
14 
15 #ifndef QuantumDrive_h
16 #define QuantumDrive_h
17 
18 #include "Types.h"
19 #include "System.h"
20 #include "Geometry.h"
21 
22 // +--------------------------------------------------------------------+
23 
24 class Ship;
25 class SimRegion;
26 
27 // +--------------------------------------------------------------------+
28 
29 class QuantumDrive : public System
30 {
31 public:
32  enum SUBTYPE { QUANTUM, HYPER };
33 
34  QuantumDrive(SUBTYPE s, double capacity, double sink_rate);
35  QuantumDrive(const QuantumDrive& rhs);
36  virtual ~QuantumDrive();
37 
38  enum ACTIVE_STATES {
39  ACTIVE_READY, ACTIVE_COUNTDOWN, ACTIVE_PREWARP, ACTIVE_POSTWARP
40  };
41 
42  void SetDestination(SimRegion* rgn, const Point& loc);
43  bool Engage(bool immediate=false);
44  int ActiveState() const { return active_state; }
45  double WarpFactor() const { return warp_fov; }
46  double JumpTime() const { return jump_time; }
47  virtual void PowerOff();
48 
49  virtual void ExecFrame(double seconds);
50 
51  void SetShip(Ship* s) { ship = s; }
52  Ship* GetShip() const { return ship; }
53 
54  double GetCountdown() const { return countdown; }
55  void SetCountdown(double d) { countdown = d; }
56 
57 protected:
58  void Jump();
59  void AbortJump();
60 
61  int active_state;
62 
63  Ship* ship;
64  double warp_fov;
65  double jump_time;
66  double countdown;
67 
68  SimRegion* dst_rgn;
69  Point dst_loc;
70 };
71 
72 #endif // QuantumDrive_h
73