source/libr2c2/signal.h

   1 #ifndef LIBR2C2_SIGNAL_H_
   2 #define LIBR2C2_SIGNAL_H_
   3
   4 #include <msp/datafile/objectloader.h>
   5 #include <msp/time/timedelta.h>
   6 #include "blockiter.h"
   7 #include "geometry.h"
   8 #include "signaltype.h"
   9 #include "trackattachment.h"
  10
  11 namespace R2C2 {
  12
  13 class Layout;
  14 class Train;
  15
  16 class Signal: public TrackAttachment
  17 {
  18 public:
  19         class Loader: public Msp::DataFile::ObjectLoader<Signal>
  20         {
  21         public:
  22                 Loader(Signal &);
  23
  24         private:
  25                 void address(unsigned);
  26                 void position(float, float, float);
  27                 void rotation(float);
  28         };
  29
  30 private:
  31         const SignalType &type;
  32         unsigned address;
  33         BlockIter block;
  34         Train *train;
  35         sigc::connection train_conn;
  36         bool check_allocated_blocks;
  37         bool passing;
  38
  39 public:
  40         Signal(Layout &, const SignalType &);
  41         ~Signal();
  42
  43         virtual Signal *clone(Layout * = 0) const;
  44         virtual const SignalType &get_type() const { return type; }
  45
  46         void set_address(unsigned);
  47         unsigned get_address() const { return address; }
  48         virtual void set_position(const Vector &);
  49         virtual void set_rotation(const Angle &);
  50         virtual void set_tilt(const Angle &) { }
  51 private:
  52         void update_attachment();
  53 public:
  54
  55         virtual unsigned get_n_snap_nodes() const;
  56         virtual Snap get_snap_node(unsigned) const;
  57 private:
  58         virtual SnapType get_default_snap_type_to(const Object &) const;
  59
  60 public:
  61         void tick(const Msp::Time::TimeDelta &);
  62
  63 private:
  64         void block_reserved(const Block &, Train *);
  65         void train_advanced(Block &);
  66         void reset();
  67
  68 public:
  69         void save(std::list<Msp::DataFile::Statement> &) const;
  70 };
  71 } // namespace R2C2
  72
  73
  74 #endif