source/libr2c2/timetable.h

   1 #ifndef LIBR2C2_TIMETABLE_H_
   2 #define LIBR2C2_TIMETABLE_H_
   3
   4 #include <string>
   5 #include <vector>
   6 #include <sigc++/trackable.h>
   7 #include <msp/datafile/objectloader.h>
   8 #include "block.h"
   9 #include "trainai.h"
  10
  11 namespace R2C2 {
  12
  13 class Track;
  14 class Train;
  15 class Zone;
  16
  17 class Timetable: public TrainAI, public sigc::trackable
  18 {
  19 public:
  20         class Loader: public Msp::DataFile::ObjectLoader<Timetable>
  21         {
  22         public:
  23                 Loader(Timetable &);
  24         private:
  25                 void arrive();
  26                 void goto_sensor(unsigned);
  27                 void goto_sensor_str(const std::string &);
  28                 void goto_zone(const std::string &);
  29                 void route(const std::string &);
  30                 void reverse();
  31                 void speed(unsigned);
  32                 void travel_to(unsigned);
  33                 void travel_past(unsigned);
  34                 void wait(unsigned);
  35                 void wait_train(unsigned, unsigned);
  36                 void wait_until(unsigned, unsigned);
  37         };
  38
  39         enum RowType
  40         {
  41                 GOTO_SENSOR,
  42                 GOTO_ZONE,
  43                 TRAVEL_TO,
  44                 TRAVEL_PAST,
  45                 WAIT_TIME,
  46                 WAIT_UNTIL,
  47                 WAIT_TRAIN,
  48                 ARRIVE,
  49                 SPEED,
  50                 REVERSE,
  51                 ROUTE
  52         };
  53
  54         struct Row
  55         {
  56                 RowType type;
  57                 std::vector<Msp::Variant> params;
  58
  59                 Row(RowType);
  60
  61                 template<typename T>
  62                 Row(RowType, const T &);
  63
  64                 template<typename T>
  65                 const T &get_param(unsigned) const;
  66
  67                 std::string str() const;
  68
  69                 Msp::DataFile::Statement save() const;
  70
  71                 static Row parse(const std::string &);
  72         };
  73
  74 private:
  75         bool enabled;
  76         std::vector<Row> rows;
  77         unsigned current_row;
  78         bool executing;
  79         Block *pending_block;
  80         Train *pending_train;
  81         Msp::Time::TimeStamp wait_timeout;
  82         bool arrived;
  83
  84 public:
  85         Timetable(Train &);
  86
  87         void set_enabled(bool);
  88         bool is_enabled() const { return enabled; }
  89         void reset();
  90
  91         void clear();
  92         void append(const Row &);
  93         void insert(unsigned, const Row &);
  94         unsigned get_n_rows() const { return rows.size(); }
  95         const Row &get_row(unsigned) const;
  96
  97         void tick(const Msp::Time::TimeStamp &, const Msp::Time::TimeDelta &);
  98         void save(std::list<Msp::DataFile::Statement> &) const;
  99 private:
 100         Track &get_sensor(unsigned);
 101         Track &get_turnout(unsigned);
 102         Zone &get_zone(const std::string &);
 103         void block_state_changed(Block &, Block::State);
 104         void block_reserved(Block &, Train *);
 105         void train_advanced(Block &);
 106         void event(TrainAI &, const Message &);
 107 };
 108
 109 } // namespace R2C2
 110
 111 #endif