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
  11 namespace R2C2 {
  12
  13 class ArticleNumber;
  14 class Block;
  15 class Catalogue;
  16 class Driver;
  17 class Object;
  18 class Route;
  19 class Signal;
  20 class Track;
  21 class Train;
  22 class Vehicle;
  23 class Zone;
  24
  25 class Layout
  26 {
  27 public:
  28         class Loader: public Msp::DataFile::ObjectLoader<Layout>
  29         {
  30         private:
  31                 bool new_tracks;
  32
  33         public:
  34                 Loader(Layout &);
  35         private:
  36                 void route();
  37                 void route(const std::string &);
  38                 void signal(ArticleNumber);
  39                 void track(unsigned);
  40                 void track(ArticleNumber);
  41                 void train(unsigned, unsigned, const std::string &);
  42                 void train(ArticleNumber, unsigned, const std::string &);
  43                 void turnout(unsigned, unsigned);
  44                 void zone();
  45         };
  46
  47 private:
  48         template<typename B>
  49         class Storage
  50         {
  51         private:
  52                 std::set<B *> base;
  53                 mutable std::list<Msp::Variant> caches;
  54
  55         public:
  56                 ~Storage();
  57
  58                 bool insert(B &);
  59                 bool erase(B &);
  60
  61                 const std::set<B *> &get() const { return base; }
  62
  63                 template<typename T>
  64                 const std::set<T *> &get() const;
  65
  66                 template<typename T>
  67                 void del();
  68         };
  69
  70 public:
  71         typedef std::set<Zone *> ZoneSet;
  72         typedef std::vector<Zone *> ZoneArray;
  73
  74         sigc::signal<void, Object &> signal_object_added;
  75         sigc::signal<void, Object &> signal_object_removed;
  76         sigc::signal<void, Route &> signal_route_added;
  77         sigc::signal<void, Route &> signal_route_removed;
  78         sigc::signal<void, Zone &> signal_zone_added;
  79         sigc::signal<void, Zone &> signal_zone_removed;
  80         sigc::signal<void, Train &> signal_train_added;
  81         sigc::signal<void, Train &> signal_train_removed;
  82         sigc::signal<void, Block &, Train *> signal_block_reserved;
  83         sigc::signal<void, Sensor &, Sensor::State> signal_sensor_state_changed;
  84         sigc::signal<void, const std::string &> signal_emergency;
  85
  86 private:
  87         Catalogue &catalogue;
  88         Driver *driver;
  89         std::string base;
  90         Storage<Object> objects;
  91         std::set<Route *> routes;
  92         ZoneSet zones;
  93         std::set<Block *> blocks;
  94         std::set<Sensor *> sensors;
  95         std::map<unsigned, Train *> trains;
  96         Msp::Time::TimeStamp last_tick;
  97         unsigned next_turnout_id;
  98
  99 public:
 100         Layout(Catalogue &, Driver * = 0);
 101         ~Layout();
 102
 103         Catalogue &get_catalogue() const { return catalogue; }
 104         bool has_driver() const { return driver; }
 105         Driver &get_driver() const;
 106         const std::string &get_base() const { return base; }
 107
 108         void add(Object &);
 109         void add(Track &);
 110
 111         template<typename T>
 112         const std::set<T *> &get_all() const;
 113
 114         template<typename T>
 115         T *pick(const Ray &);
 116
 117         void remove(Object &);
 118         void remove(Track &);
 119
 120         unsigned allocate_turnout_id();
 121
 122         void add_block(Block &);
 123         Block &get_block(unsigned) const;
 124         const std::set<Block *> &get_blocks() const { return blocks; }
 125         void create_blocks();
 126         void create_blocks(Track &);
 127         void remove_block(Block &);
 128
 129         void add_route(Route &);
 130         const std::set<Route *> &get_routes() const { return routes; }
 131         Route &get_route(const std::string &) const;
 132         void update_routes();
 133         void remove_route(Route &);
 134
 135         void add_zone(Zone &);
 136         const ZoneSet &get_zones() const { return zones; }
 137         ZoneArray get_zones(const std::string &) const;
 138         Zone &get_zone(const std::string &, unsigned) const;
 139         void remove_zone(Zone &);
 140
 141         void add_train(Train &);
 142         Train &get_train(unsigned) const;
 143         const std::map<unsigned, Train *> &get_trains() const { return trains; }
 144         void remove_train(Train &);
 145
 146         void add_sensor(Sensor &);
 147         void remove_sensor(Sensor &);
 148
 149         void tick();
 150         void emergency(const std::string &);
 151
 152         void save(const std::string &) const;
 153         void save_dynamic(const std::string &) const;
 154 private:
 155         void sensor_state_changed(Sensor &, Sensor::State);
 156 };
 157
 158 } // namespace R2C2
 159
 160 #endif
 161