source/libmarklin/train.h

   1 /* $Id$
   2
   3 This file is part of the MSP Märklin suite
   4 Copyright © 2006-2009 Mikkosoft Productions, Mikko Rasa
   5 Distributed under the GPL
   6 */
   7
   8 #ifndef LIBMARKLIN_TRAIN_H_
   9 #define LIBMARKLIN_TRAIN_H_
  10
  11 #include <sigc++/signal.h>
  12 #include <sigc++/trackable.h>
  13 #include <msp/time/timestamp.h>
  14 #include "block.h"
  15
  16 namespace Marklin {
  17
  18 class Locomotive;
  19 class Sensor;
  20 class TrafficManager;
  21
  22 class Train: public sigc::trackable
  23 {
  24 public:
  25         class Loader: public Msp::DataFile::BasicLoader<Train>
  26         {
  27         public:
  28                 Loader(Train &);
  29         };
  30
  31 private:
  32         struct BlockRef
  33         {
  34                 Block *block;
  35                 unsigned entry;
  36
  37                 BlockRef(Block *s, unsigned e): block(s), entry(e) { }
  38         };
  39
  40         TrafficManager &trfc_mgr;
  41         std::string name;
  42         Locomotive &loco;
  43         std::list<BlockRef> cur_blocks;
  44         std::list<BlockRef> rsv_blocks;
  45         unsigned target_speed;
  46         Msp::Time::TimeStamp try_reserve;
  47         std::string status;
  48
  49         Msp::Time::TimeStamp last_entry_time;
  50         float travel_dist;
  51         unsigned travel_speed;
  52         bool pure_speed;
  53         float speed_scale;
  54         float speed_scale_weight;
  55
  56         Track *cur_track;
  57         unsigned cur_track_ep;
  58         float offset;
  59         Point pos;
  60
  61 public:
  62         sigc::signal<void, const std::string &> signal_name_changed;
  63         sigc::signal<void, const std::string &> signal_status_changed;
  64
  65         Train(TrafficManager &, Locomotive &);
  66
  67         void set_name(const std::string &);
  68         void set_speed(unsigned);
  69         const std::string &get_name() const { return name; }
  70         Locomotive &get_locomotive() const { return loco; }
  71         const std::string &get_status() const { return status; }
  72         const Point &get_position() const { return pos; }
  73         void place(Block *, unsigned);
  74         bool free_block(Block *);
  75         void tick(const Msp::Time::TimeStamp &, const Msp::Time::TimeDelta &);
  76         void save(std::list<Msp::DataFile::Statement> &) const;
  77 private:
  78         void sensor_event(bool, Sensor *);
  79         unsigned reserve_more();
  80         void update_speed();
  81         void set_status(const std::string &);
  82         void set_position(const Block::Endpoint &);
  83 };
  84
  85 } // namespace Marklin
  86
  87 #endif