source/libr2c2/timetable.h

   1 #ifndef LIBR2C2_TIMETABLE_H_
   2 #define LIBR2C2_TIMETABLE_H_
   3
   4 #include <msp/datafile/objectloader.h>
   5 #include "trainai.h"
   6
   7 namespace R2C2 {
   8
   9 class Layout;
  10 class TrackChain;
  11
  12 class Timetable: public TrainAI
  13 {
  14 public:
  15         class Loader: public Msp::DataFile::ObjectLoader<Timetable>
  16         {
  17         private:
  18                 Layout &layout;
  19
  20         public:
  21                 Loader(Timetable &, Layout &);
  22
  23         private:
  24                 void row();
  25         };
  26
  27         enum RowType
  28         {
  29                 ARRIVE = 1,
  30                 DEPART,
  31                 THROUGH
  32         };
  33
  34         struct Row
  35         {
  36                 class Loader: public Msp::DataFile::ObjectLoader<Row>
  37                 {
  38                 private:
  39                         Layout &layout;
  40
  41                 public:
  42                         Loader(Row &, Layout &);
  43
  44                 private:
  45                         void block(unsigned);
  46                         void time(Msp::Time::RawTime);
  47                         void zone(const std::string &, unsigned);
  48                 };
  49
  50                 RowType type;
  51                 TrackChain *target;
  52                 Msp::Time::TimeDelta time;
  53
  54                 Row();
  55
  56                 void save(std::list<Msp::DataFile::Statement> &) const;
  57         };
  58
  59         struct RowTypeMatch
  60         {
  61                 RowType type;
  62
  63                 RowTypeMatch(RowType t): type(t) { }
  64
  65                 bool operator()(const Row &r) const { return r.type==type; }
  66         };
  67
  68         sigc::signal<void, unsigned, const Row &> signal_row_added;
  69         sigc::signal<void, unsigned, const Row &> signal_row_modified;
  70         sigc::signal<void, unsigned> signal_row_removed;
  71
  72 private:
  73         std::list<Row> rows;
  74         std::list<Row>::iterator current_row;
  75         bool update_pending;
  76         bool sync_to_clock;
  77
  78 public:
  79         Timetable(Train &);
  80
  81         void append_row(const Row &);
  82         void insert_row(unsigned, const Row &);
  83         void modify_row(unsigned, const Row &);
  84         void remove_row(unsigned);
  85
  86         unsigned get_length() const { return rows.size(); }
  87         const Row &get_row(unsigned) const;
  88
  89         virtual void tick(const Msp::Time::TimeDelta &);
  90
  91         void save(std::list<Msp::DataFile::Statement> &) const;
  92
  93 private:
  94         void check_update(const std::list<Row>::const_iterator &);
  95         std::list<Row>::iterator find_trip(const std::list<Row>::iterator &, std::list<Row>::iterator *);
  96         void update_route();
  97         void event(TrainAI &, const Message &);
  98         void record_time();
  99 };
 100
 101 } // namespace R2C2
 102
 103 #endif