2 #include <msp/strings/format.h>
8 #include "trainrouter.h"
16 Timetable::Timetable(Train &t):
18 current_row(rows.end()),
19 update_pending(false),
22 if(!train.get_ai_of_type<AIControl>())
24 if(!train.get_ai_of_type<TrainRouter>())
25 new TrainRouter(train);
27 train.signal_ai_event.connect(sigc::mem_fun(this, &Timetable::event));
30 void Timetable::append_row(const Row &r)
32 insert_row(rows.size(), r);
35 void Timetable::insert_row(unsigned i, const Row &r)
38 throw out_of_range("Timetable::insert_row");
40 list<Row>::iterator j = rows.begin();
42 j = rows.insert(j, r);
43 signal_row_added.emit(i, *j);
48 void Timetable::modify_row(unsigned i, const Row &r)
51 throw out_of_range("Timetable::remove_row");
53 list<Row>::iterator j = rows.begin();
56 signal_row_modified.emit(i, r);
61 void Timetable::remove_row(unsigned i)
64 throw out_of_range("Timetable::remove_row");
66 list<Row>::iterator j = rows.begin();
74 signal_row_removed.emit(i);
77 const Timetable::Row &Timetable::get_row(unsigned i) const
80 throw out_of_range("Timetable::get_row");
82 list<Row>::const_iterator j = rows.begin();
87 void Timetable::tick(const Time::TimeDelta &dt)
89 if(update_pending && !train.get_block_allocator().is_active())
92 if(current_row->type==DEPART)
94 const Clock &clock = train.get_layout().get_clock();
96 Time::TimeDelta t = clock.get_current_time();
97 if(t<current_row->time)
100 Time::TimeDelta b = t-dt*clock.get_rate();
101 if(b<current_row->time)
103 train.ai_message(Message("set-target-speed", train.get_maximum_speed()));
109 void Timetable::save(list<DataFile::Statement> &st) const
111 for(list<Row>::const_iterator i=rows.begin(); i!=rows.end(); ++i)
113 DataFile::Statement ss("row");
119 void Timetable::check_update(const list<Row>::const_iterator &i)
121 for(list<Row>::const_iterator j=current_row; (j!=rows.end() && j!=i); ++j)
124 update_pending = true;
127 list<Timetable::Row>::iterator Timetable::find_trip(const list<Row>::iterator &begin, list<Row>::iterator *arrive)
129 list<Row>::iterator i = find_if(begin, rows.end(), RowTypeMatch(DEPART));
133 list<Row>::iterator j = find_if(i, rows.end(), RowTypeMatch(ARRIVE));
142 void Timetable::update_route()
144 update_pending = false;
148 const Clock &clock = train.get_layout().get_clock();
152 sync_to_clock = false;
153 current_row = rows.begin();
154 for(list<Row>::iterator i=rows.begin(); i!=rows.end(); ++i)
155 if(i->type==DEPART && i->time>=clock.get_current_time())
162 list<Row>::iterator arrive;
163 list<Row>::iterator depart = find_trip(current_row, &arrive);
164 if(depart==rows.end())
166 depart = find_trip(rows.begin(), &arrive);
167 if(depart==rows.end())
169 current_row = rows.end();
174 train.ai_message(Message("clear-route"));
176 current_row = depart;
177 for(list<Row>::const_iterator i=depart; i!=rows.end(); ++i)
181 Time::TimeDelta dt = i->time-clock.get_current_time();
184 train.ai_message(Message("set-departure-delay", dt/clock.get_rate()));
188 train.ai_message(Message("add-waypoint", TrainRouter::Waypoint(*i->target, i->direction)));
194 list<Row>::iterator next_depart = find_trip(arrive, 0);
195 if(next_depart==rows.end())
196 next_depart = find_trip(rows.begin(), 0);
197 if(next_depart!=rows.end())
199 Time::TimeDelta dt = next_depart->time-depart->time;
200 while(dt<=Time::zero)
202 train.ai_message(Message("set-trip-duration", dt/clock.get_rate()));
206 void Timetable::event(TrainAI &, const Message &msg)
208 if(msg.type=="arrived")
210 if(current_row->type==ARRIVE)
212 update_pending = true;
214 else if(msg.type=="waypoint-reached")
216 const TrackChain *wp = msg.value.value<const TrackChain *>();
217 if(current_row->type==THROUGH && current_row->target==wp)
225 void Timetable::record_time()
227 current_row->time = train.get_layout().get_clock().get_current_time();
228 unsigned i = distance(rows.begin(), current_row);
229 signal_row_modified.emit(i, *current_row);
233 Timetable::Row::Row():
236 direction(TrackChain::UNSPECIFIED)
239 void Timetable::Row::save(list<DataFile::Statement> &st) const
241 st.push_back((DataFile::Statement("type"), type));
242 st.push_back((DataFile::Statement("time"), time.raw()));
243 st.push_back(target->save_reference());
245 st.push_back((DataFile::Statement("direction"), direction));
249 Timetable::Loader::Loader(Timetable &t, Layout &l):
250 DataFile::ObjectLoader<Timetable>(t),
253 add("row", &Loader::row);
256 void Timetable::Loader::row()
260 obj.rows.push_back(r);
261 obj.update_pending = true;
265 Timetable::Row::Loader::Loader(Row &r, Layout &l):
266 DataFile::ObjectLoader<Timetable::Row>(r),
269 add("block", &Loader::block);
270 add("direction", &Row::direction);
271 add("time", &Loader::time);
272 add("type", &Row::type);
273 add("zone", &Loader::zone);
276 void Timetable::Row::Loader::block(unsigned id)
278 obj.target = &layout.get_block(id);
281 void Timetable::Row::Loader::time(Time::RawTime t)
283 obj.time = Time::TimeDelta(t);
286 void Timetable::Row::Loader::zone(const string &name, unsigned number)
288 obj.target = &layout.get_zone(name, number);
292 void operator<<(LexicalConverter &conv, Timetable::RowType rt)
296 case Timetable::ARRIVE: conv.result("ARRIVE"); return;
297 case Timetable::DEPART: conv.result("DEPART"); return;
298 case Timetable::THROUGH: conv.result("THROUGH"); return;
299 default: throw lexical_error(format("conversion of RowType(%d) to string", rt));
303 void operator>>(const LexicalConverter &conv, Timetable::RowType &rt)
305 if(conv.get()=="ARRIVE")
306 rt = Timetable::ARRIVE;
307 else if(conv.get()=="DEPART")
308 rt = Timetable::DEPART;
309 else if(conv.get()=="THROUGH")
310 rt = Timetable::THROUGH;
312 throw lexical_error(format("conversion of '%s' to RowType", conv.get()));