Replace waits with a more robust sequencing system

[r2c2.git] / source / libr2c2 / trainrouter.h

diff --git a/source/libr2c2/trainrouter.h b/source/libr2c2/trainrouter.h
index c1b6977f3734d45b19f615146c899d0ef22dedc0..6f697f997b6349ba686b409022ce9e1d6fd79e86 100644 (file)
--- a/source/libr2c2/trainrouter.h
+++ b/source/libr2c2/trainrouter.h
@@ -29,12 +29,14 @@ public:
        sigc::signal<void, const TrackChain *> signal_waypoint_reached;
 
 private:
-       struct Wait
+       struct SequencePoint
        {
                Block *block;
-               Train *train;
+               Train *preceding_train;
+               unsigned sequence_in;
+               unsigned sequence_out;
 
-               Wait();
+               SequencePoint(Block &, unsigned);
        };
 
        typedef std::list<const Route *> RouteList;
@@ -45,7 +47,9 @@ private:
        const TrackChain *destination;
        std::vector<const TrackChain *> waypoints;
        std::vector<TrainRouteMetric *> metrics;
-       std::list<Wait> waits;
+       std::list<SequencePoint> sequence_points;
+       std::list<SequencePoint *> pending_sequence_checks;
+       unsigned current_sequence;
        Msp::Time::TimeDelta delay;
 
        bool update_pending;
@@ -59,8 +63,10 @@ public:
 
        bool set_route(const Route *);
        bool add_route(const Route &);
-       void add_wait(Block &, Train *);
        const Route *get_route() const;
+       void add_sequence_point(Block &, unsigned);
+       void add_sequence_point(Block &, Train &, unsigned, unsigned);
+       unsigned get_current_sequence() const { return current_sequence; }
 
        void set_destination(const TrackChain &);
        const TrackChain *get_destination() const { return destination; }