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Implement a departure delay for TrainRouter
[r2c2.git] / source / libr2c2 / trainrouter.h
1 #ifndef LIBR2C2_TRAINROUTER_H_
2 #define LIBR2C2_TRAINROUTER_H_
3
4 #include <list>
5 #include <msp/datafile/objectloader.h>
6 #include "trainai.h"
7
8 namespace R2C2 {
9
10 class Block;
11 class Layout;
12 class Route;
13 class Track;
14 class Zone;
15
16 class TrainRouter: public TrainAI
17 {
18 public:
19         class Loader: public Msp::DataFile::ObjectLoader<TrainRouter>
20         {
21         public:
22                 Loader(TrainRouter &);
23         private:
24                 void route(const std::string &);
25         };
26
27         sigc::signal<void, const Route *> signal_route_changed;
28         sigc::signal<void> signal_arrived;
29
30 private:
31         struct Wait
32         {
33                 Block *block;
34                 Train *train;
35
36                 Wait();
37         };
38
39         typedef std::list<const Route *> RouteList;
40
41         int priority;
42         RouteList routes;
43         unsigned arriving;
44         const Zone *dest_zone;
45         const Block *dest_block;
46         std::list<Wait> waits;
47         Msp::Time::TimeDelta delay;
48
49         bool update_pending;
50
51 public:
52         TrainRouter(Train &);
53
54         void set_priority(int);
55         int get_priority() const { return priority; }
56
57         bool set_route(const Route *);
58         void add_wait(Block &, Train *);
59         const Route *get_route() const;
60
61         void set_destination(const Zone &);
62         void set_destination(const Block &);
63         bool has_destination() const;
64         bool is_destination(Track &) const;
65         void set_departure_delay(const Msp::Time::TimeDelta &);
66         const Msp::Time::TimeDelta &get_departure_delay() const { return delay; }
67
68         virtual void message(const Message &);
69         virtual void tick(const Msp::Time::TimeDelta &);
70
71         void save(std::list<Msp::DataFile::Statement> &) const;
72
73 private:
74         void block_reserved(Block &, Train *);
75         void train_advanced(Block &);
76         const Route *get_route_for_block(const Block &) const;
77
78         Route *create_lead_route(Route *, const Route *);
79         bool advance_route(RouteList::iterator &, const Block &);
80         bool is_on_route(const Block &);
81
82         static void create_plans(Layout &);
83 };
84
85 } // namespace R2C2
86
87 #endif