source/libr2c2/zone.h

   1 #ifndef LIBR2C2_ZONE_H_
   2 #define LIBR2C2_ZONE_H_
   3
   4 #include <set>
   5 #include <string>
   6 #include <msp/datafile/objectloader.h>
   7 #include "trackchain.h"
   8
   9 namespace R2C2 {
  10
  11 class Layout;
  12 class Track;
  13
  14 class Zone: public TrackChain
  15 {
  16 public:
  17         class Loader: public Msp::DataFile::ObjectLoader<Zone>
  18         {
  19         public:
  20                 Loader(Zone &);
  21         private:
  22                 virtual void finish();
  23                 void block(unsigned);
  24                 void direction_hint(unsigned, Direction);
  25                 void preferred_direction(Direction);
  26         };
  27
  28 private:
  29         std::string group;
  30         std::string qualifier;
  31         unsigned number;
  32         int up_end;
  33         Direction preferred_dir;
  34
  35 public:
  36         Zone(Layout &);
  37         ~Zone();
  38
  39         virtual void set_name(const std::string &);
  40         void set_name(const std::string &, const std::string &, unsigned);
  41 private:
  42         void update_name();
  43 public:
  44         const std::string &get_group() const { return group; }
  45         const std::string &get_qualifier() const { return qualifier; }
  46         unsigned get_number() const { return number; }
  47
  48 private:
  49         virtual void on_track_added(Track &);
  50
  51 public:
  52         void set_direction_towards(Track &, Direction);
  53         bool has_direction() const { return up_end>=0; }
  54         void set_preferred_direction(Direction);
  55         Direction get_preferred_direction() const { return preferred_dir; }
  56         void clear_direction();
  57         virtual TrackIter iter_for(Track &, Direction) const;
  58 private:
  59         TrackIter next_iter(const TrackIter &) const;
  60 public:
  61         using TrackChain::get_end;
  62         virtual TrackIter get_end(Direction) const;
  63
  64         void save(std::list<Msp::DataFile::Statement> &) const;
  65         virtual Msp::DataFile::Statement save_reference() const;
  66 };
  67
  68 } // namespace R2C2
  69
  70 #endif