source/libr2c2/block.h

   1 #ifndef LIBR2C2_BLOCK_H_
   2 #define LIBR2C2_BLOCK_H_
   3
   4 #include <list>
   5 #include <set>
   6 #include "track.h"
   7
   8 namespace R2C2 {
   9
  10 class Layout;
  11 class Route;
  12 class TrackCircuit;
  13 class TrackIter;
  14 class Train;
  15
  16 class Block
  17 {
  18 public:
  19         struct Endpoint
  20         {
  21                 Track *track;
  22                 unsigned track_ep;
  23                 Block *link;
  24                 unsigned paths;
  25
  26                 Endpoint(Track *, unsigned);
  27
  28                 TrackIter track_iter() const;
  29         };
  30
  31         sigc::signal<void, Train *> signal_reserved;
  32
  33 private:
  34         Layout &layout;
  35         unsigned id;
  36         unsigned sensor_id;
  37         unsigned turnout_id;
  38         TrackCircuit *sensor;
  39         std::set<Track *> tracks;
  40         std::vector<Endpoint> endpoints;
  41         Train *train;
  42
  43 public:
  44         Block(Layout &, Track &);
  45         ~Block();
  46
  47         unsigned get_id() const { return id; }
  48         unsigned get_sensor_id() const { return sensor_id; }
  49         unsigned get_turnout_id() const { return turnout_id; }
  50         TrackCircuit &get_sensor() const { return *sensor; }
  51         const std::set<Track *> &get_tracks() const { return tracks; }
  52         bool has_track(Track &) const;
  53         const std::vector<Endpoint> &get_endpoints() const { return endpoints; }
  54         const Endpoint &get_endpoint(unsigned) const;
  55         int get_endpoint_by_link(Block &) const;
  56         float get_path_length(unsigned, const Route * = 0) const;
  57         void check_link(Block &);
  58         void break_link(Block &);
  59         Block *get_link(unsigned) const;
  60         bool reserve(Train *);
  61         Train *get_train() const { return train; }
  62 private:
  63         void find_paths(const TrackIter &, unsigned);
  64         void determine_id();
  65 };
  66
  67 } // namespace R2C2
  68
  69 #endif