5 #include "trainrouteplanner.h"
6 #include "trainrouter.h"
14 TrainRouter::TrainRouter(Train &t):
22 train.get_layout().signal_block_reserved.connect(sigc::mem_fun(this, &TrainRouter::block_reserved));
23 train.signal_advanced.connect(sigc::mem_fun(this, &TrainRouter::train_advanced));
26 void TrainRouter::set_priority(int p)
31 bool TrainRouter::set_route(const Route *r)
33 BlockIter fncb = train.get_first_noncritical_block();
36 if(r && train.is_placed())
38 const BlockAllocator &allocator = train.get_block_allocator();
39 TrackIter first = allocator.first().track_iter();
40 TrackIter next = fncb.track_iter();
41 if(!r->has_track(*next))
43 lead = Route::find(next, *r);
46 create_lead_route(lead, lead);
48 else if(!r->has_track(*first))
49 lead = create_lead_route(0, r);
54 routes.push_back(lead);
60 train.refresh_blocks_from(*fncb);
62 const Route *route = get_route();
63 signal_route_changed.emit(route);
64 signal_event.emit(Message("route-changed", route));
69 void TrainRouter::add_wait(Block &block, Train *tr)
74 waits.push_back(wait);
77 const Route *TrainRouter::get_route() const
81 return routes.front();
84 void TrainRouter::set_destination(const Zone &zone)
88 update_pending = true;
91 void TrainRouter::set_destination(const Block &block)
95 update_pending = true;
98 bool TrainRouter::has_destination() const
100 return dest_zone || dest_block;
103 bool TrainRouter::is_destination(Track &track) const
106 return dest_zone->has_track(track);
108 return dest_block->has_track(track);
113 void TrainRouter::message(const Message &msg)
115 if(msg.type=="set-route")
117 if(msg.value.check_type<Route *>())
118 set_route(msg.value.value<Route *>());
120 set_route(msg.value.value<const Route *>());
122 else if(msg.type=="clear-route")
124 else if(msg.type=="set-destination-block")
126 if(msg.value.check_type<Block *>())
127 set_destination(*msg.value.value<Block *>());
129 set_destination(*msg.value.value<const Block *>());
131 else if(msg.type=="set-destination-zone")
133 if(msg.value.check_type<Zone *>())
134 set_destination(*msg.value.value<Zone *>());
136 set_destination(*msg.value.value<const Zone *>());
140 void TrainRouter::tick(const Time::TimeDelta &)
143 create_plans(train.get_layout());
145 if(arriving==1 && !train.get_speed())
147 signal_arrived.emit();
148 signal_event.emit(Message("arrived"));
151 else if(arriving==2 && !train.get_block_allocator().is_active())
155 void TrainRouter::save(list<DataFile::Statement> &st) const
157 st.push_back((DataFile::Statement("priority"), priority));
161 RouteList::const_iterator i = routes.begin();
162 for(; (i!=routes.end() && (*i)->is_temporary()); ++i) ;
164 st.push_back((DataFile::Statement("route"), (*i)->get_name()));
168 void TrainRouter::block_reserved(Block &block, Train *t)
172 if(!waits.empty() && waits.front().block==&block)
180 BlockIter b_iter = t->get_block_allocator().iter_for(block);
182 RouteList::iterator route = routes.begin();
183 if(advance_route(route, block))
185 // Check if the block is a turnout and set it to proper path
186 if(unsigned tid = block.get_turnout_id())
188 int path = (*route)->get_turnout(tid);
190 b_iter.track_iter()->set_active_path(path);
193 // Check if the next block is still part of the designated route
194 BlockIter b_iter_next = b_iter.next(*route);
196 RouteList::iterator next_route = route;
197 if(!advance_route(next_route, *b_iter_next))
199 train.stop_at(&block);
203 if(!waits.empty() && waits.front().block==b_iter_next.block())
204 train.stop_at(&block);
208 void TrainRouter::train_advanced(Block &block)
210 BlockIter b_iter = train.get_block_allocator().iter_for(block);
212 // Check if we've reached the next route
215 const Route &route = **++routes.begin();
216 if(route.has_track(*b_iter.endpoint().track))
220 signal_event.emit(Message("route-changed", get_route()));
226 b_iter = b_iter.next();
227 if(b_iter && !is_on_route(*b_iter))
232 const Route *TrainRouter::get_route_for_block(const Block &block) const
234 const set<Track *> &tracks = block.get_tracks();
235 for(RouteList::const_iterator i=routes.begin(); i!=routes.end(); ++i)
236 for(set<Track *>::const_iterator j=tracks.begin(); j!=tracks.end(); ++j)
237 if((*i)->has_track(**j))
243 Route *TrainRouter::create_lead_route(Route *lead, const Route *target)
247 lead = new Route(train.get_layout());
248 lead->set_name("Lead");
249 lead->set_temporary(true);
253 for(BlockIter i=train.get_block_allocator().first(); (i && i->get_train()==&train); i=i.next())
255 const set<Track *> &btracks = i->get_tracks();
256 for(set<Track *>::const_iterator j=btracks.begin(); j!=btracks.end(); ++j)
257 if(!target || !target->has_track(**j))
261 lead->add_tracks(tracks);
266 bool TrainRouter::advance_route(RouteList::iterator &iter, const Block &block)
268 const set<Track *> &tracks = block.get_tracks();
269 for(; iter!=routes.end(); ++iter)
270 for(set<Track *>::const_iterator j=tracks.begin(); j!=tracks.end(); ++j)
271 if((*iter)->has_track(**j))
277 bool TrainRouter::is_on_route(const Block &block)
279 RouteList::iterator iter = routes.begin();
280 return advance_route(iter, block);
283 void TrainRouter::create_plans(Layout &layout)
285 TrainRoutePlanner planner(layout);
288 const map<unsigned, Train *> &trains = layout.get_trains();
289 for(map<unsigned, Train *>::const_iterator i=trains.begin(); i!=trains.end(); ++i)
290 if(TrainRouter *router = i->second->get_ai_of_type<TrainRouter>())
291 router->update_pending = false;
295 TrainRouter::Wait::Wait():
301 TrainRouter::Loader::Loader(TrainRouter &r):
302 DataFile::ObjectLoader<TrainRouter>(r)
304 add("priority", &TrainRouter::priority);
305 add("route", &Loader::route);
308 void TrainRouter::Loader::route(const string &n)
310 obj.set_route(&obj.train.get_layout().get_route(n));