source/libr2c2/track.h

   1 #ifndef LIBR2C2_TRACK_H_
   2 #define LIBR2C2_TRACK_H_
   3
   4 #include <list>
   5 #include <set>
   6 #include <sigc++/trackable.h>
   7 #include <msp/datafile/objectloader.h>
   8 #include "geometry.h"
   9 #include "object.h"
  10 #include "tracktype.h"
  11
  12 namespace R2C2 {
  13
  14 class Block;
  15 class Layout;
  16
  17 class Track: public Object, public sigc::trackable
  18 {
  19 public:
  20         class Loader: public Msp::DataFile::ObjectLoader<Track>
  21         {
  22         public:
  23                 Loader(Track &);
  24         private:
  25                 void position(float, float, float);
  26                 void rotation(float);
  27                 void sensor_id(unsigned);
  28                 void turnout_id(unsigned);
  29         };
  30
  31         sigc::signal<void, unsigned, Track *> signal_link_changed;
  32         sigc::signal<void, unsigned> signal_path_changing;
  33         sigc::signal<void, unsigned> signal_path_changed;
  34
  35 private:
  36         const TrackType &type;
  37         Block *block;
  38         float slope;
  39         bool flex;
  40         unsigned turnout_id;
  41         unsigned sensor_id;
  42         std::vector<Track *> links;
  43         unsigned active_path;
  44         bool path_changing;
  45
  46         Track(const Track &);
  47         Track &operator=(const Track &);
  48 public:
  49         Track(Layout &, const TrackType &);
  50         ~Track();
  51
  52         virtual Track *clone(Layout * = 0) const;
  53         virtual const TrackType &get_type() const { return type; }
  54
  55         void set_block(Block *);
  56         Block &get_block() const;
  57         virtual void set_position(const Vector &);
  58         virtual void set_rotation(const Angle &);
  59         void set_slope(float);
  60         void set_flex(bool);
  61         float get_slope() const { return slope; }
  62         bool get_flex() const { return flex; }
  63 private:
  64         void check_slope();
  65
  66 public:
  67         void set_turnout_id(unsigned);
  68         void set_sensor_id(unsigned);
  69         unsigned get_turnout_id() const { return turnout_id; }
  70         unsigned get_sensor_id() const { return sensor_id; }
  71         void set_active_path(unsigned);
  72         unsigned get_active_path() const { return active_path; }
  73         bool is_path_changing() const { return path_changing; }
  74
  75         TrackPoint get_point(unsigned, unsigned, float) const;
  76         TrackPoint get_point(unsigned, float) const;
  77
  78         virtual unsigned get_n_snap_nodes() const;
  79         virtual Snap get_snap_node(unsigned) const;
  80         virtual bool snap(Snap &, float, SnapType = SNAP_DEFAULT) const;
  81 private:
  82         virtual SnapType get_default_snap_type_to(const Object &) const;
  83
  84 public:
  85         virtual unsigned get_n_link_slots() const;
  86         virtual Track *get_link(unsigned) const;
  87         const std::vector<Track *> &get_links() const { return links; }
  88         virtual int get_link_slot(const Object &) const;
  89         virtual bool link_to(Object &);
  90         using Object::break_link;
  91         virtual bool break_link(unsigned);
  92
  93         void save(std::list<Msp::DataFile::Statement> &) const;
  94 private:
  95         void turnout_event(unsigned, unsigned);
  96 };
  97
  98 } // namespace R2C2
  99
 100 #endif