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         sigc::signal<void, const std::string &> signal_name_changed;
  32         sigc::signal<void, unsigned> signal_target_speed_changed;
  33         sigc::signal<void, const std::string &> signal_status_changed;
  34
  35 private:
  36         struct BlockRef
  37         {
  38                 Block *block;
  39                 unsigned entry;
  40
  41                 BlockRef(Block *s, unsigned e): block(s), entry(e) { }
  42         };
  43
  44         TrafficManager &trfc_mgr;
  45         std::string name;
  46         Locomotive &loco;
  47         std::list<BlockRef> cur_blocks;
  48         std::list<BlockRef> rsv_blocks;
  49         unsigned target_speed;
  50         Msp::Time::TimeStamp try_reserve;
  51         std::string status;
  52
  53         Msp::Time::TimeStamp last_entry_time;
  54         float travel_dist;
  55         unsigned travel_speed;
  56         bool pure_speed;
  57         float speed_scale;
  58         float speed_scale_weight;
  59
  60         Track *cur_track;
  61         unsigned cur_track_ep;
  62         float offset;
  63         Point pos;
  64
  65 public:
  66         Train(TrafficManager &, Locomotive &);
  67
  68         void set_name(const std::string &);
  69         void set_speed(unsigned);
  70         void set_reverse(bool);
  71         const std::string &get_name() const { return name; }
  72         Locomotive &get_locomotive() const { return loco; }
  73         unsigned get_target_speed() const { return target_speed; }
  74         const std::string &get_status() const { return status; }
  75         const Point &get_position() const { return pos; }
  76         void place(Block *, unsigned);
  77         bool free_block(Block *);
  78         void tick(const Msp::Time::TimeStamp &, const Msp::Time::TimeDelta &);
  79         void save(std::list<Msp::DataFile::Statement> &) const;
  80 private:
  81         void locomotive_reverse_changed(bool);
  82         void sensor_event(bool, Sensor *);
  83         void turnout_route_changing(unsigned, Turnout *);
  84         void turnout_route_changed(unsigned, Turnout *);
  85         unsigned reserve_more();
  86         void update_speed();
  87         void set_status(const std::string &);
  88         void set_position(const Block::Endpoint &);
  89 };
  90
  91 } // namespace Marklin
  92
  93 #endif