source/libr2c2/timetable.h

   1 #ifndef LIBR2C2_TIMETABLE_H_
   2 #define LIBR2C2_TIMETABLE_H_
   3
   4 #include <msp/datafile/objectloader.h>
   5 #include "trackchain.h"
   6 #include "trainai.h"
   7
   8 namespace R2C2 {
   9
  10 class Layout;
  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                 TrackChain::Direction direction;
  53                 Msp::Time::TimeDelta time;
  54
  55                 Row();
  56
  57                 void save(std::list<Msp::DataFile::Statement> &) const;
  58         };
  59
  60         struct RowTypeMatch
  61         {
  62                 RowType type;
  63
  64                 RowTypeMatch(RowType t): type(t) { }
  65
  66                 bool operator()(const Row &r) const { return r.type==type; }
  67         };
  68
  69         sigc::signal<void, unsigned, const Row &> signal_row_added;
  70         sigc::signal<void, unsigned, const Row &> signal_row_modified;
  71         sigc::signal<void, unsigned> signal_row_removed;
  72
  73 private:
  74         std::list<Row> rows;
  75         std::list<Row>::iterator current_row;
  76         bool update_pending;
  77         bool sync_to_clock;
  78
  79 public:
  80         Timetable(Train &);
  81
  82         void append_row(const Row &);
  83         void insert_row(unsigned, const Row &);
  84         void modify_row(unsigned, const Row &);
  85         void remove_row(unsigned);
  86
  87         unsigned get_length() const { return rows.size(); }
  88         const Row &get_row(unsigned) const;
  89
  90         virtual void tick(const Msp::Time::TimeDelta &);
  91
  92         void save(std::list<Msp::DataFile::Statement> &) const;
  93
  94 private:
  95         void check_update(const std::list<Row>::const_iterator &);
  96         std::list<Row>::iterator find_trip(const std::list<Row>::iterator &, std::list<Row>::iterator *);
  97         void update_route();
  98         void event(TrainAI &, const Message &);
  99         void record_time();
 100 };
 101
 102 } // namespace R2C2
 103
 104 #endif