source/libr2c2/layout.h

   1 #ifndef LIBR2C2_LAYOUT_H_
   2 #define LIBR2C2_LAYOUT_H_
   3
   4 #include <set>
   5 #include <sigc++/sigc++.h>
   6 #include <msp/datafile/objectloader.h>
   7 #include <msp/time/timestamp.h>
   8 #include "geometry.h"
   9 #include "sensor.h"
  10 #include "clock.h"
  11
  12 namespace R2C2 {
  13
  14 class ArticleNumber;
  15 class BeamGate;
  16 class Block;
  17 class Catalogue;
  18 class Driver;
  19 class Object;
  20 class Route;
  21 class Signal;
  22 class Track;
  23 class TrackChain;
  24 class Train;
  25 class Vehicle;
  26 class Zone;
  27
  28 class Layout
  29 {
  30 public:
  31         class Loader: public Msp::DataFile::ObjectLoader<Layout>
  32         {
  33         public:
  34                 Loader(Layout &);
  35         private:
  36                 void beamgate();
  37                 void route();
  38                 void signal(ArticleNumber);
  39                 void track(ArticleNumber);
  40                 void train(ArticleNumber, unsigned, const std::string &);
  41                 void turnout(unsigned, unsigned);
  42                 void zone();
  43         };
  44
  45 private:
  46         template<typename B>
  47         class Storage
  48         {
  49         private:
  50                 std::set<B *> base;
  51                 mutable std::list<Msp::Variant> caches;
  52
  53         public:
  54                 ~Storage();
  55
  56                 bool insert(B &);
  57                 bool erase(B &);
  58
  59                 const std::set<B *> &get() const { return base; }
  60
  61                 template<typename T>
  62                 const std::set<T *> &get() const;
  63
  64                 template<typename T>
  65                 void del();
  66         };
  67
  68 public:
  69         typedef std::vector<Zone *> ZoneArray;
  70
  71         sigc::signal<void, Object &> signal_object_added;
  72         sigc::signal<void, Object &> signal_object_removed;
  73         sigc::signal<void, TrackChain &> signal_track_chain_added;
  74         sigc::signal<void, TrackChain &> signal_track_chain_removed;
  75         sigc::signal<void, Train &> signal_train_added;
  76         sigc::signal<void, Train &> signal_train_removed;
  77         sigc::signal<void, Block &, Train *> signal_block_reserved;
  78         sigc::signal<void, Sensor &, Sensor::State> signal_sensor_state_changed;
  79         sigc::signal<void, const std::string &> signal_emergency;
  80
  81 private:
  82         Catalogue &catalogue;
  83         Driver *driver;
  84         Clock clock;
  85         std::string base;
  86         Storage<Object> objects;
  87         Storage<TrackChain> track_chains;
  88         Storage<Sensor> sensors;
  89         std::map<unsigned, Train *> trains;
  90         Msp::Time::TimeStamp last_tick;
  91         unsigned next_turnout_addr;
  92
  93 public:
  94         Layout(Catalogue &, Driver * = 0);
  95         ~Layout();
  96
  97         Catalogue &get_catalogue() const { return catalogue; }
  98         bool has_driver() const { return driver; }
  99         Driver &get_driver() const;
 100         const Clock &get_clock() const { return clock; }
 101         const std::string &get_base() const { return base; }
 102
 103         void add(Object &);
 104         void add(Track &);
 105         void add(TrackChain &);
 106         void add(Block &);
 107         void add(Sensor &);
 108         void add(BeamGate &);
 109
 110         template<typename T>
 111         const std::set<T *> &get_all() const;
 112
 113         template<typename T>
 114         T *pick(const Ray &);
 115
 116         void remove(Object &);
 117         void remove(Track &);
 118         void remove(TrackChain &);
 119         void remove(Sensor &);
 120         void remove(BeamGate &);
 121
 122         unsigned allocate_turnout_address();
 123
 124         Block &get_block(unsigned) const;
 125         void create_blocks();
 126         void create_blocks(Track &);
 127
 128         Route &get_route(const std::string &) const;
 129         void update_routes();
 130
 131         ZoneArray get_zones(const std::string &) const;
 132         Zone &get_zone(const std::string &, unsigned) const;
 133
 134         void add_train(Train &);
 135         Train &get_train(unsigned) const;
 136         const std::map<unsigned, Train *> &get_trains() const { return trains; }
 137         void remove_train(Train &);
 138
 139         void tick();
 140         void emergency(const std::string &);
 141
 142         void save(const std::string &) const;
 143         void save_dynamic(const std::string &) const;
 144 private:
 145         void sensor_state_changed(Sensor &, Sensor::State);
 146 };
 147
 148 } // namespace R2C2
 149
 150 #endif
 151